2152 Commits

Author SHA1 Message Date
Greg Kroah-Hartman
818299f6bd This is the 4.14.56 stable release
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Merge 4.14.56 into android-4.14

Changes in 4.14.56
	media: rc: mce_kbd decoder: fix stuck keys
	ASoC: mediatek: preallocate pages use platform device
	MIPS: Call dump_stack() from show_regs()
	MIPS: Use async IPIs for arch_trigger_cpumask_backtrace()
	MIPS: Fix ioremap() RAM check
	mmc: sdhci-esdhc-imx: allow 1.8V modes without 100/200MHz pinctrl states
	mmc: dw_mmc: fix card threshold control configuration
	ibmasm: don't write out of bounds in read handler
	staging: rtl8723bs: Prevent an underflow in rtw_check_beacon_data().
	staging: r8822be: Fix RTL8822be can't find any wireless AP
	ata: Fix ZBC_OUT command block check
	ata: Fix ZBC_OUT all bit handling
	vmw_balloon: fix inflation with batching
	ahci: Disable LPM on Lenovo 50 series laptops with a too old BIOS
	USB: serial: ch341: fix type promotion bug in ch341_control_in()
	USB: serial: cp210x: add another USB ID for Qivicon ZigBee stick
	USB: serial: keyspan_pda: fix modem-status error handling
	USB: yurex: fix out-of-bounds uaccess in read handler
	USB: serial: mos7840: fix status-register error handling
	usb: quirks: add delay quirks for Corsair Strafe
	xhci: xhci-mem: off by one in xhci_stream_id_to_ring()
	devpts: hoist out check for DEVPTS_SUPER_MAGIC
	devpts: resolve devpts bind-mounts
	Fix up non-directory creation in SGID directories
	genirq/affinity: assign vectors to all possible CPUs
	scsi: megaraid_sas: use adapter_type for all gen controllers
	scsi: megaraid_sas: replace instance->ctrl_context checks with instance->adapter_type
	scsi: megaraid_sas: replace is_ventura with adapter_type checks
	scsi: megaraid_sas: Create separate functions to allocate ctrl memory
	scsi: megaraid_sas: fix selection of reply queue
	ALSA: hda/realtek - two more lenovo models need fixup of MIC_LOCATION
	ALSA: hda - Handle pm failure during hotplug
	mm: do not drop unused pages when userfaultd is running
	fs/proc/task_mmu.c: fix Locked field in /proc/pid/smaps*
	fs, elf: make sure to page align bss in load_elf_library
	mm: do not bug_on on incorrect length in __mm_populate()
	tracing: Reorder display of TGID to be after PID
	kbuild: delete INSTALL_FW_PATH from kbuild documentation
	arm64: neon: Fix function may_use_simd() return error status
	tools build: fix # escaping in .cmd files for future Make
	IB/hfi1: Fix incorrect mixing of ERR_PTR and NULL return values
	i2c: tegra: Fix NACK error handling
	iw_cxgb4: correctly enforce the max reg_mr depth
	xen: setup pv irq ops vector earlier
	nvme-pci: Remap CMB SQ entries on every controller reset
	crypto: x86/salsa20 - remove x86 salsa20 implementations
	uprobes/x86: Remove incorrect WARN_ON() in uprobe_init_insn()
	netfilter: nf_queue: augment nfqa_cfg_policy
	netfilter: x_tables: initialise match/target check parameter struct
	loop: add recursion validation to LOOP_CHANGE_FD
	PM / hibernate: Fix oops at snapshot_write()
	RDMA/ucm: Mark UCM interface as BROKEN
	loop: remember whether sysfs_create_group() was done
	f2fs: give message and set need_fsck given broken node id
	Linux 4.14.56

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2018-07-17 12:29:15 +02:00
Eric Biggers
19f39eff68 crypto: x86/salsa20 - remove x86 salsa20 implementations
commit b7b73cd5d74694ed59abcdb4974dacb4ff8b2a2a upstream.

The x86 assembly implementations of Salsa20 use the frame base pointer
register (%ebp or %rbp), which breaks frame pointer convention and
breaks stack traces when unwinding from an interrupt in the crypto code.
Recent (v4.10+) kernels will warn about this, e.g.

WARNING: kernel stack regs at 00000000a8291e69 in syzkaller047086:4677 has bad 'bp' value 000000001077994c
[...]

But after looking into it, I believe there's very little reason to still
retain the x86 Salsa20 code.  First, these are *not* vectorized
(SSE2/SSSE3/AVX2) implementations, which would be needed to get anywhere
close to the best Salsa20 performance on any remotely modern x86
processor; they're just regular x86 assembly.  Second, it's still
unclear that anyone is actually using the kernel's Salsa20 at all,
especially given that now ChaCha20 is supported too, and with much more
efficient SSSE3 and AVX2 implementations.  Finally, in benchmarks I did
on both Intel and AMD processors with both gcc 8.1.0 and gcc 4.9.4, the
x86_64 salsa20-asm is actually slightly *slower* than salsa20-generic
(~3% slower on Skylake, ~10% slower on Zen), while the i686 salsa20-asm
is only slightly faster than salsa20-generic (~15% faster on Skylake,
~20% faster on Zen).  The gcc version made little difference.

So, the x86_64 salsa20-asm is pretty clearly useless.  That leaves just
the i686 salsa20-asm, which based on my tests provides a 15-20% speed
boost.  But that's without updating the code to not use %ebp.  And given
the maintenance cost, the small speed difference vs. salsa20-generic,
the fact that few people still use i686 kernels, the doubt that anyone
is even using the kernel's Salsa20 at all, and the fact that a SSE2
implementation would almost certainly be much faster on any remotely
modern x86 processor yet no one has cared enough to add one yet, I don't
think it's worthwhile to keep.

Thus, just remove both the x86_64 and i686 salsa20-asm implementations.

Reported-by: syzbot+ffa3a158337bbc01ff09@syzkaller.appspotmail.com
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-07-17 11:39:31 +02:00
Greg Kroah-Hartman
57c28741d0 This is the 4.14.53 stable release
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Merge 4.14.53 into android-4.14

Changes in 4.14.53
	x86/spectre_v1: Disable compiler optimizations over array_index_mask_nospec()
	x86/xen: Add call of speculative_store_bypass_ht_init() to PV paths
	x86/mce: Improve error message when kernel cannot recover
	x86/mce: Check for alternate indication of machine check recovery on Skylake
	x86/mce: Fix incorrect "Machine check from unknown source" message
	x86/mce: Do not overwrite MCi_STATUS in mce_no_way_out()
	x86: Call fixup_exception() before notify_die() in math_error()
	m68k/mm: Adjust VM area to be unmapped by gap size for __iounmap()
	m68k/mac: Fix SWIM memory resource end address
	serial: sh-sci: Use spin_{try}lock_irqsave instead of open coding version
	signal/xtensa: Consistenly use SIGBUS in do_unaligned_user
	PM / Domains: Fix error path during attach in genpd
	PM / core: Fix supplier device runtime PM usage counter imbalance
	PM / OPP: Update voltage in case freq == old_freq
	usb: do not reset if a low-speed or full-speed device timed out
	1wire: family module autoload fails because of upper/lower case mismatch.
	ASoC: dapm: delete dapm_kcontrol_data paths list before freeing it
	ASoC: cs35l35: Add use_single_rw to regmap config
	ASoC: cirrus: i2s: Fix LRCLK configuration
	ASoC: cirrus: i2s: Fix {TX|RX}LinCtrlData setup
	thermal: bcm2835: Stop using printk format %pCr
	clk: renesas: cpg-mssr: Stop using printk format %pCr
	lib/vsprintf: Remove atomic-unsafe support for %pCr
	ftrace/selftest: Have the reset_trigger code be a bit more careful
	mips: ftrace: fix static function graph tracing
	branch-check: fix long->int truncation when profiling branches
	ipmi:bt: Set the timeout before doing a capabilities check
	Bluetooth: hci_qca: Avoid missing rampatch failure with userspace fw loader
	printk: fix possible reuse of va_list variable
	fuse: fix congested state leak on aborted connections
	fuse: atomic_o_trunc should truncate pagecache
	fuse: don't keep dead fuse_conn at fuse_fill_super().
	fuse: fix control dir setup and teardown
	powerpc/mm/hash: Add missing isync prior to kernel stack SLB switch
	powerpc/ptrace: Fix setting 512B aligned breakpoints with PTRACE_SET_DEBUGREG
	powerpc/perf: Fix memory allocation for core-imc based on num_possible_cpus()
	powerpc/ptrace: Fix enforcement of DAWR constraints
	powerpc/powernv/ioda2: Remove redundant free of TCE pages
	powerpc/powernv: copy/paste - Mask SO bit in CR
	powerpc/powernv/cpuidle: Init all present cpus for deep states
	cpuidle: powernv: Fix promotion from snooze if next state disabled
	powerpc/fadump: Unregister fadump on kexec down path.
	soc: rockchip: power-domain: Fix wrong value when power up pd with writemask
	cxl: Disable prefault_mode in Radix mode
	ARM: 8764/1: kgdb: fix NUMREGBYTES so that gdb_regs[] is the correct size
	ARM: dts: Fix SPI node for Arria10
	ARM: dts: socfpga: Fix NAND controller node compatible
	ARM: dts: socfpga: Fix NAND controller clock supply
	ARM: dts: socfpga: Fix NAND controller node compatible for Arria10
	arm64: Fix syscall restarting around signal suppressed by tracer
	arm64: kpti: Use early_param for kpti= command-line option
	arm64: mm: Ensure writes to swapper are ordered wrt subsequent cache maintenance
	ARM64: dts: meson: disable sd-uhs modes on the libretech-cc
	of: overlay: validate offset from property fixups
	of: unittest: for strings, account for trailing \0 in property length field
	of: platform: stop accessing invalid dev in of_platform_device_destroy
	tpm: fix use after free in tpm2_load_context()
	tpm: fix race condition in tpm_common_write()
	IB/qib: Fix DMA api warning with debug kernel
	IB/{hfi1, qib}: Add handling of kernel restart
	IB/mlx4: Mark user MR as writable if actual virtual memory is writable
	IB/core: Make testing MR flags for writability a static inline function
	IB/mlx5: Fetch soft WQE's on fatal error state
	IB/isert: Fix for lib/dma_debug check_sync warning
	IB/isert: fix T10-pi check mask setting
	IB/hfi1: Fix fault injection init/exit issues
	IB/hfi1: Reorder incorrect send context disable
	IB/hfi1: Optimize kthread pointer locking when queuing CQ entries
	IB/hfi1: Fix user context tail allocation for DMA_RTAIL
	RDMA/mlx4: Discard unknown SQP work requests
	xprtrdma: Return -ENOBUFS when no pages are available
	mtd: cfi_cmdset_0002: Change write buffer to check correct value
	mtd: cfi_cmdset_0002: Use right chip in do_ppb_xxlock()
	mtd: cfi_cmdset_0002: fix SEGV unlocking multiple chips
	mtd: cfi_cmdset_0002: Fix unlocking requests crossing a chip boudary
	mtd: cfi_cmdset_0002: Avoid walking all chips when unlocking.
	MIPS: BCM47XX: Enable 74K Core ExternalSync for PCIe erratum
	PCI: hv: Make sure the bus domain is really unique
	PCI: Add ACS quirk for Intel 7th & 8th Gen mobile
	PCI: Add ACS quirk for Intel 300 series
	PCI: pciehp: Clear Presence Detect and Data Link Layer Status Changed on resume
	auxdisplay: fix broken menu
	pinctrl: samsung: Correct EINTG banks order
	pinctrl: devicetree: Fix pctldev pointer overwrite
	cpufreq: intel_pstate: Fix scaling max/min limits with Turbo 3.0
	MIPS: io: Add barrier after register read in inX()
	time: Make sure jiffies_to_msecs() preserves non-zero time periods
	irqchip/gic-v3-its: Don't bind LPI to unavailable NUMA node
	X.509: unpack RSA signatureValue field from BIT STRING
	Btrfs: fix return value on rename exchange failure
	iio: adc: ad7791: remove sample freq sysfs attributes
	iio: sca3000: Fix an error handling path in 'sca3000_probe()'
	mm: fix __gup_device_huge vs unmap
	scsi: hpsa: disable device during shutdown
	scsi: qla2xxx: Fix setting lower transfer speed if GPSC fails
	scsi: qla2xxx: Mask off Scope bits in retry delay
	scsi: zfcp: fix missing SCSI trace for result of eh_host_reset_handler
	scsi: zfcp: fix missing SCSI trace for retry of abort / scsi_eh TMF
	scsi: zfcp: fix misleading REC trigger trace where erp_action setup failed
	scsi: zfcp: fix missing REC trigger trace on terminate_rport_io early return
	scsi: zfcp: fix missing REC trigger trace on terminate_rport_io for ERP_FAILED
	scsi: zfcp: fix missing REC trigger trace for all objects in ERP_FAILED
	scsi: zfcp: fix missing REC trigger trace on enqueue without ERP thread
	linvdimm, pmem: Preserve read-only setting for pmem devices
	clk: at91: PLL recalc_rate() now using cached MUL and DIV values
	rtc: sun6i: Fix bit_idx value for clk_register_gate
	md: fix two problems with setting the "re-add" device state.
	rpmsg: smd: do not use mananged resources for endpoints and channels
	ubi: fastmap: Cancel work upon detach
	ubi: fastmap: Correctly handle interrupted erasures in EBA
	UBIFS: Fix potential integer overflow in allocation
	backlight: as3711_bl: Fix Device Tree node lookup
	backlight: max8925_bl: Fix Device Tree node lookup
	backlight: tps65217_bl: Fix Device Tree node lookup
	mfd: intel-lpss: Program REMAP register in PIO mode
	mfd: intel-lpss: Fix Intel Cannon Lake LPSS I2C input clock
	arm: dts: mt7623: fix invalid memory node being generated
	perf tools: Fix symbol and object code resolution for vdso32 and vdsox32
	perf intel-pt: Fix sync_switch INTEL_PT_SS_NOT_TRACING
	perf intel-pt: Fix decoding to accept CBR between FUP and corresponding TIP
	perf intel-pt: Fix MTC timing after overflow
	perf intel-pt: Fix "Unexpected indirect branch" error
	perf intel-pt: Fix packet decoding of CYC packets
	perf vendor events: Add Goldmont Plus V1 event file
	perf/x86/intel/uncore: Add event constraint for BDX PCU
	media: vsp1: Release buffers for each video node
	media: v4l2-compat-ioctl32: prevent go past max size
	media: cx231xx: Add support for AverMedia DVD EZMaker 7
	media: dvb_frontend: fix locking issues at dvb_frontend_get_event()
	nfsd: restrict rd_maxcount to svc_max_payload in nfsd_encode_readdir
	NFSv4: Fix possible 1-byte stack overflow in nfs_idmap_read_and_verify_message
	NFSv4: Revert commit 5f83d86cf531d ("NFSv4.x: Fix wraparound issues..")
	NFSv4: Fix a typo in nfs41_sequence_process
	video: uvesafb: Fix integer overflow in allocation
	ACPI / LPSS: Add missing prv_offset setting for byt/cht PWM devices
	Input: elan_i2c - add ELAN0618 (Lenovo v330 15IKB) ACPI ID
	pwm: lpss: platform: Save/restore the ctrl register over a suspend/resume
	rbd: flush rbd_dev->watch_dwork after watch is unregistered
	mm/ksm.c: ignore STABLE_FLAG of rmap_item->address in rmap_walk_ksm()
	mm: fix devmem_is_allowed() for sub-page System RAM intersections
	xen: Remove unnecessary BUG_ON from __unbind_from_irq()
	udf: Detect incorrect directory size
	Input: xpad - fix GPD Win 2 controller name
	Input: elan_i2c_smbus - fix more potential stack buffer overflows
	Input: elantech - enable middle button of touchpads on ThinkPad P52
	Input: elantech - fix V4 report decoding for module with middle key
	ALSA: timer: Fix UBSAN warning at SNDRV_TIMER_IOCTL_NEXT_DEVICE ioctl
	ALSA: hda/realtek - Fix pop noise on Lenovo P50 & co
	ALSA: hda/realtek - Add a quirk for FSC ESPRIMO U9210
	ALSA: hda/realtek - Fix the problem of two front mics on more machines
	slub: fix failure when we delete and create a slab cache
	block: Fix transfer when chunk sectors exceeds max
	block: Fix cloning of requests with a special payload
	x86/efi: Fix efi_call_phys_epilog() with CONFIG_X86_5LEVEL=y
	dm zoned: avoid triggering reclaim from inside dmz_map()
	dm thin: handle running out of data space vs concurrent discard
	xhci: Fix use-after-free in xhci_free_virt_device
	Linux 4.14.53

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2018-07-03 18:26:32 +02:00
Maciej S. Szmigiero
af20e4eccc X.509: unpack RSA signatureValue field from BIT STRING
commit b65c32ec5a942ab3ada93a048089a938918aba7f upstream.

The signatureValue field of a X.509 certificate is encoded as a BIT STRING.
For RSA signatures this BIT STRING is of so-called primitive subtype, which
contains a u8 prefix indicating a count of unused bits in the encoding.

We have to strip this prefix from signature data, just as we already do for
key data in x509_extract_key_data() function.

This wasn't noticed earlier because this prefix byte is zero for RSA key
sizes divisible by 8. Since BIT STRING is a big-endian encoding adding zero
prefixes has no bearing on its value.

The signature length, however was incorrect, which is a problem for RSA
implementations that need it to be exactly correct (like AMD CCP).

Signed-off-by: Maciej S. Szmigiero <mail@maciej.szmigiero.name>
Fixes: c26fd69fa009 ("X.509: Add a crypto key parser for binary (DER) X.509 certificates")
Cc: stable@vger.kernel.org
Signed-off-by: James Morris <james.morris@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-07-03 11:24:57 +02:00
Greg Kroah-Hartman
503f6fecb8 This is the 4.14.45 stable release
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Merge 4.14.45 into android-4.14

Changes in 4.14.45
	MIPS: c-r4k: Fix data corruption related to cache coherence
	MIPS: ptrace: Expose FIR register through FP regset
	MIPS: Fix ptrace(2) PTRACE_PEEKUSR and PTRACE_POKEUSR accesses to o32 FGRs
	KVM: Fix spelling mistake: "cop_unsuable" -> "cop_unusable"
	affs_lookup(): close a race with affs_remove_link()
	fs: don't scan the inode cache before SB_BORN is set
	aio: fix io_destroy(2) vs. lookup_ioctx() race
	ALSA: timer: Fix pause event notification
	do d_instantiate/unlock_new_inode combinations safely
	mmc: sdhci-iproc: remove hard coded mmc cap 1.8v
	mmc: sdhci-iproc: fix 32bit writes for TRANSFER_MODE register
	mmc: sdhci-iproc: add SDHCI_QUIRK2_HOST_OFF_CARD_ON for cygnus
	libata: Blacklist some Sandisk SSDs for NCQ
	libata: blacklist Micron 500IT SSD with MU01 firmware
	xen-swiotlb: fix the check condition for xen_swiotlb_free_coherent
	drm/vmwgfx: Fix 32-bit VMW_PORT_HB_[IN|OUT] macros
	arm64: lse: Add early clobbers to some input/output asm operands
	powerpc/64s: Clear PCR on boot
	IB/hfi1: Use after free race condition in send context error path
	IB/umem: Use the correct mm during ib_umem_release
	sr: pass down correctly sized SCSI sense buffer
	idr: fix invalid ptr dereference on item delete
	Revert "ipc/shm: Fix shmat mmap nil-page protection"
	ipc/shm: fix shmat() nil address after round-down when remapping
	mm/kasan: don't vfree() nonexistent vm_area
	kasan: free allocated shadow memory on MEM_CANCEL_ONLINE
	kasan: fix memory hotplug during boot
	kernel/sys.c: fix potential Spectre v1 issue
	KVM/VMX: Expose SSBD properly to guests
	KVM: s390: vsie: fix < 8k check for the itdba
	KVM: x86: Update cpuid properly when CR4.OSXAVE or CR4.PKE is changed
	kvm: x86: IA32_ARCH_CAPABILITIES is always supported
	x86/kvm: fix LAPIC timer drift when guest uses periodic mode
	powerpc/64s: Improve RFI L1-D cache flush fallback
	powerpc/pseries: Support firmware disable of RFI flush
	powerpc/powernv: Support firmware disable of RFI flush
	powerpc/rfi-flush: Move the logic to avoid a redo into the debugfs code
	powerpc/rfi-flush: Make it possible to call setup_rfi_flush() again
	powerpc/rfi-flush: Always enable fallback flush on pseries
	powerpc/rfi-flush: Differentiate enabled and patched flush types
	powerpc/rfi-flush: Call setup_rfi_flush() after LPM migration
	powerpc/pseries: Add new H_GET_CPU_CHARACTERISTICS flags
	powerpc: Add security feature flags for Spectre/Meltdown
	powerpc/pseries: Set or clear security feature flags
	powerpc/powernv: Set or clear security feature flags
	powerpc/64s: Move cpu_show_meltdown()
	powerpc/64s: Enhance the information in cpu_show_meltdown()
	powerpc/powernv: Use the security flags in pnv_setup_rfi_flush()
	powerpc/pseries: Use the security flags in pseries_setup_rfi_flush()
	powerpc/64s: Wire up cpu_show_spectre_v1()
	powerpc/64s: Wire up cpu_show_spectre_v2()
	powerpc/pseries: Fix clearing of security feature flags
	powerpc: Move default security feature flags
	powerpc/pseries: Restore default security feature flags on setup
	powerpc/64s: Fix section mismatch warnings from setup_rfi_flush()
	powerpc/64s: Add support for a store forwarding barrier at kernel entry/exit
	MIPS: generic: Fix machine compatible matching
	mac80211: mesh: fix wrong mesh TTL offset calculation
	ARC: Fix malformed ARC_EMUL_UNALIGNED default
	ptr_ring: prevent integer overflow when calculating size
	arm64: dts: rockchip: fix rock64 gmac2io stability issues
	arm64: dts: rockchip: correct ep-gpios for rk3399-sapphire
	libata: Fix compile warning with ATA_DEBUG enabled
	selftests: sync: missing CFLAGS while compiling
	selftest/vDSO: fix O=
	selftests: pstore: Adding config fragment CONFIG_PSTORE_RAM=m
	selftests: memfd: add config fragment for fuse
	ARM: OMAP2+: timer: fix a kmemleak caused in omap_get_timer_dt
	ARM: OMAP3: Fix prm wake interrupt for resume
	ARM: OMAP2+: Fix sar_base inititalization for HS omaps
	ARM: OMAP1: clock: Fix debugfs_create_*() usage
	ibmvnic: Wait until reset is complete to set carrier on
	ibmvnic: Free RX socket buffer in case of adapter error
	ibmvnic: Clean RX pool buffers during device close
	tls: retrun the correct IV in getsockopt
	xhci: workaround for AMD Promontory disabled ports wakeup
	IB/uverbs: Fix method merging in uverbs_ioctl_merge
	IB/uverbs: Fix possible oops with duplicate ioctl attributes
	IB/uverbs: Fix unbalanced unlock on error path for rdma_explicit_destroy
	arm64: dts: rockchip: Fix DWMMC clocks
	ARM: dts: rockchip: Fix DWMMC clocks
	iwlwifi: mvm: fix security bug in PN checking
	iwlwifi: mvm: fix IBSS for devices that support station type API
	iwlwifi: mvm: always init rs with 20mhz bandwidth rates
	NFC: llcp: Limit size of SDP URI
	rxrpc: Work around usercopy check
	MD: Free bioset when md_run fails
	md: fix md_write_start() deadlock w/o metadata devices
	s390/dasd: fix handling of internal requests
	xfrm: do not call rcu_read_unlock when afinfo is NULL in xfrm_get_tos
	mac80211: round IEEE80211_TX_STATUS_HEADROOM up to multiple of 4
	mac80211: fix a possible leak of station stats
	mac80211: fix calling sleeping function in atomic context
	cfg80211: clear wep keys after disconnection
	mac80211: Do not disconnect on invalid operating class
	mac80211: Fix sending ADDBA response for an ongoing session
	gpu: ipu-v3: pre: fix device node leak in ipu_pre_lookup_by_phandle
	gpu: ipu-v3: prg: fix device node leak in ipu_prg_lookup_by_phandle
	md raid10: fix NULL deference in handle_write_completed()
	drm/exynos: g2d: use monotonic timestamps
	drm/exynos: fix comparison to bitshift when dealing with a mask
	drm/meson: fix vsync buffer update
	arm64: perf: correct PMUVer probing
	RDMA/bnxt_re: Unpin SQ and RQ memory if QP create fails
	RDMA/bnxt_re: Fix system crash during load/unload
	ibmvnic: Check for NULL skb's in NAPI poll routine
	net/mlx5e: Return error if prio is specified when offloading eswitch vlan push
	locking/xchg/alpha: Add unconditional memory barrier to cmpxchg()
	md: raid5: avoid string overflow warning
	virtio_net: fix XDP code path in receive_small()
	kernel/relay.c: limit kmalloc size to KMALLOC_MAX_SIZE
	bug.h: work around GCC PR82365 in BUG()
	selftests/memfd: add run_fuse_test.sh to TEST_FILES
	seccomp: add a selftest for get_metadata
	soc: imx: gpc: de-register power domains only if initialized
	powerpc/bpf/jit: Fix 32-bit JIT for seccomp_data access
	s390/cio: fix ccw_device_start_timeout API
	s390/cio: fix return code after missing interrupt
	s390/cio: clear timer when terminating driver I/O
	selftests/bpf/test_maps: exit child process without error in ENOMEM case
	PKCS#7: fix direct verification of SignerInfo signature
	arm64: dts: cavium: fix PCI bus dtc warnings
	nfs: system crashes after NFS4ERR_MOVED recovery
	ARM: OMAP: Fix dmtimer init for omap1
	smsc75xx: fix smsc75xx_set_features()
	regulatory: add NUL to request alpha2
	integrity/security: fix digsig.c build error with header file
	x86/intel_rdt: Fix incorrect returned value when creating rdgroup sub-directory in resctrl file system
	locking/xchg/alpha: Fix xchg() and cmpxchg() memory ordering bugs
	x86/topology: Update the 'cpu cores' field in /proc/cpuinfo correctly across CPU hotplug operations
	mac80211: drop frames with unexpected DS bits from fast-rx to slow path
	arm64: fix unwind_frame() for filtered out fn for function graph tracing
	macvlan: fix use-after-free in macvlan_common_newlink()
	KVM: nVMX: Don't halt vcpu when L1 is injecting events to L2
	kvm: fix warning for CONFIG_HAVE_KVM_EVENTFD builds
	ARM: dts: imx6dl: Include correct dtsi file for Engicam i.CoreM6 DualLite/Solo RQS
	fs: dcache: Avoid livelock between d_alloc_parallel and __d_add
	fs: dcache: Use READ_ONCE when accessing i_dir_seq
	md: fix a potential deadlock of raid5/raid10 reshape
	md/raid1: fix NULL pointer dereference
	batman-adv: fix packet checksum in receive path
	batman-adv: invalidate checksum on fragment reassembly
	netfilter: ipt_CLUSTERIP: put config struct if we can't increment ct refcount
	netfilter: ipt_CLUSTERIP: put config instead of freeing it
	netfilter: ebtables: convert BUG_ONs to WARN_ONs
	batman-adv: Ignore invalid batadv_iv_gw during netlink send
	batman-adv: Ignore invalid batadv_v_gw during netlink send
	batman-adv: Fix netlink dumping of BLA claims
	batman-adv: Fix netlink dumping of BLA backbones
	nvme-pci: Fix nvme queue cleanup if IRQ setup fails
	clocksource/drivers/fsl_ftm_timer: Fix error return checking
	libceph, ceph: avoid memory leak when specifying same option several times
	ceph: fix dentry leak when failing to init debugfs
	xen/pvcalls: fix null pointer dereference on map->sock
	ARM: orion5x: Revert commit 4904dbda41c8.
	qrtr: add MODULE_ALIAS macro to smd
	selftests/futex: Fix line continuation in Makefile
	r8152: fix tx packets accounting
	virtio-gpu: fix ioctl and expose the fixed status to userspace.
	dmaengine: rcar-dmac: fix max_chunk_size for R-Car Gen3
	bcache: fix kcrashes with fio in RAID5 backend dev
	ip_gre: fix IFLA_MTU ignored on NEWLINK
	ip6_tunnel: fix IFLA_MTU ignored on NEWLINK
	sit: fix IFLA_MTU ignored on NEWLINK
	nbd: fix return value in error handling path
	ARM: dts: NSP: Fix amount of RAM on BCM958625HR
	ARM: dts: bcm283x: Fix unit address of local_intc
	powerpc/boot: Fix random libfdt related build errors
	clocksource/drivers/mips-gic-timer: Use correct shift count to extract data
	gianfar: Fix Rx byte accounting for ndev stats
	net/tcp/illinois: replace broken algorithm reference link
	nvmet: fix PSDT field check in command format
	net/smc: use link_id of server in confirm link reply
	mlxsw: core: Fix flex keys scratchpad offset conflict
	mlxsw: spectrum: Treat IPv6 unregistered multicast as broadcast
	spectrum: Reference count VLAN entries
	ARC: mcip: halt GFRC counter when ARC cores halt
	ARC: mcip: update MCIP debug mask when the new cpu came online
	ARC: setup cpu possible mask according to possible-cpus dts property
	ipvs: remove IPS_NAT_MASK check to fix passive FTP
	IB/mlx: Set slid to zero in Ethernet completion struct
	RDMA/bnxt_re: Unconditionly fence non wire memory operations
	RDMA/bnxt_re: Fix incorrect DB offset calculation
	RDMA/bnxt_re: Fix the ib_reg failure cleanup
	xen/pirq: fix error path cleanup when binding MSIs
	drm/amd/amdgpu: Correct VRAM width for APUs with GMC9
	xfrm: Fix ESN sequence number handling for IPsec GSO packets.
	arm64: dts: rockchip: Fix rk3399-gru-* s2r (pinctrl hogs, wifi reset)
	drm/sun4i: Fix dclk_set_phase
	btrfs: use kvzalloc to allocate btrfs_fs_info
	Btrfs: send, fix issuing write op when processing hole in no data mode
	Btrfs: fix log replay failure after linking special file and fsync
	ceph: fix potential memory leak in init_caches()
	block: display the correct diskname for bio
	nvme-pci: Fix EEH failure on ppc
	nvme: pci: pass max vectors as num_possible_cpus() to pci_alloc_irq_vectors
	selftests/powerpc: Skip the subpage_prot tests if the syscall is unavailable
	net: ethtool: don't ignore return from driver get_fecparam method
	iwlwifi: mvm: fix TX of CCMP 256
	iwlwifi: mvm: Fix channel switch for count 0 and 1
	iwlwifi: mvm: fix assert 0x2B00 on older FWs
	iwlwifi: avoid collecting firmware dump if not loaded
	iwlwifi: mvm: fix "failed to remove key" message
	iwlwifi: mvm: Direct multicast frames to the correct station
	iwlwifi: mvm: Correctly set the tid for mcast queue
	rds: Incorrect reference counting in TCP socket creation
	watchdog: f71808e_wdt: Fix magic close handling
	watchdog: sbsa: use 32-bit read for WCV
	batman-adv: Fix multicast packet loss with a single WANT_ALL_IPV4/6 flag
	hv_netvsc: use napi_schedule_irqoff
	hv_netvsc: filter multicast/broadcast
	hv_netvsc: propagate rx filters to VF
	ARM: dts: rockchip: Add missing #sound-dai-cells on rk3288
	perf record: Fix crash in pipe mode
	e1000e: Fix check_for_link return value with autoneg off
	e1000e: allocate ring descriptors with dma_zalloc_coherent
	ia64/err-inject: Use get_user_pages_fast()
	RDMA/qedr: Fix kernel panic when running fio over NFSoRDMA
	RDMA/qedr: Fix iWARP write and send with immediate
	IB/mlx4: Fix corruption of RoCEv2 IPv4 GIDs
	IB/mlx4: Include GID type when deleting GIDs from HW table under RoCE
	IB/mlx5: Fix an error code in __mlx5_ib_modify_qp()
	fbdev: Fixing arbitrary kernel leak in case FBIOGETCMAP_SPARC in sbusfb_ioctl_helper().
	fsl/fman: avoid sleeping in atomic context while adding an address
	qed: Free RoCE ILT Memory on rmmod qedr
	net: qcom/emac: Use proper free methods during TX
	net: smsc911x: Fix unload crash when link is up
	IB/core: Fix possible crash to access NULL netdev
	cxgb4: do not set needs_free_netdev for mgmt dev's
	xen-blkfront: move negotiate_mq to cover all cases of new VBDs
	xen: xenbus: use put_device() instead of kfree()
	hv_netvsc: fix filter flags
	hv_netvsc: fix locking for rx_mode
	hv_netvsc: fix locking during VF setup
	ARM: davinci: fix the GPIO lookup for omapl138-hawk
	arm64: Relax ARM_SMCCC_ARCH_WORKAROUND_1 discovery
	selftests/vm/run_vmtests: adjust hugetlb size according to nr_cpus
	lib/test_kmod.c: fix limit check on number of test devices created
	dmaengine: mv_xor_v2: Fix clock resource by adding a register clock
	netfilter: ebtables: fix erroneous reject of last rule
	can: m_can: change comparison to bitshift when dealing with a mask
	can: m_can: select pinctrl state in each suspend/resume function
	bnxt_en: Check valid VNIC ID in bnxt_hwrm_vnic_set_tpa().
	workqueue: use put_device() instead of kfree()
	ipv4: lock mtu in fnhe when received PMTU < net.ipv4.route.min_pmtu
	sunvnet: does not support GSO for sctp
	KVM: arm/arm64: vgic: Add missing irq_lock to vgic_mmio_read_pending
	gpu: ipu-v3: prg: avoid possible array underflow
	drm/imx: move arming of the vblank event to atomic_flush
	drm/nouveau/bl: fix backlight regression
	xfrm: fix rcu_read_unlock usage in xfrm_local_error
	iwlwifi: mvm: set the correct tid when we flush the MCAST sta
	iwlwifi: mvm: Correctly set IGTK for AP
	iwlwifi: mvm: fix error checking for multi/broadcast sta
	net: Fix vlan untag for bridge and vlan_dev with reorder_hdr off
	vlan: Fix out of order vlan headers with reorder header off
	batman-adv: fix header size check in batadv_dbg_arp()
	net/sched: fix NULL dereference in the error path of tcf_sample_init()
	batman-adv: Fix skbuff rcsum on packet reroute
	vti4: Don't count header length twice on tunnel setup
	ip_tunnel: Clamp MTU to bounds on new link
	vti4: Don't override MTU passed on link creation via IFLA_MTU
	vti6: Fix dev->max_mtu setting
	iwlwifi: mvm: Increase session protection time after CS
	iwlwifi: mvm: clear tx queue id when unreserving aggregation queue
	iwlwifi: mvm: make sure internal station has a valid id
	iwlwifi: mvm: fix array out of bounds reference
	drm/tegra: Shutdown on driver unbind
	perf/cgroup: Fix child event counting bug
	brcmfmac: Fix check for ISO3166 code
	kbuild: make scripts/adjust_autoksyms.sh robust against timestamp races
	RDMA/ucma: Correct option size check using optlen
	RDMA/qedr: fix QP's ack timeout configuration
	RDMA/qedr: Fix rc initialization on CNQ allocation failure
	RDMA/qedr: Fix QP state initialization race
	net/sched: fix idr leak on the error path of tcf_bpf_init()
	net/sched: fix idr leak in the error path of tcf_simp_init()
	net/sched: fix idr leak in the error path of tcf_act_police_init()
	net/sched: fix idr leak in the error path of tcp_pedit_init()
	net/sched: fix idr leak in the error path of __tcf_ipt_init()
	net/sched: fix idr leak in the error path of tcf_skbmod_init()
	net: dsa: Fix functional dsa-loop dependency on FIXED_PHY
	drm/ast: Fixed 1280x800 Display Issue
	mm/mempolicy.c: avoid use uninitialized preferred_node
	mm, thp: do not cause memcg oom for thp
	xfrm: Fix transport mode skb control buffer usage.
	selftests: ftrace: Add probe event argument syntax testcase
	selftests: ftrace: Add a testcase for string type with kprobe_event
	selftests: ftrace: Add a testcase for probepoint
	drm/amdkfd: Fix scratch memory with HWS enabled
	batman-adv: fix multicast-via-unicast transmission with AP isolation
	batman-adv: fix packet loss for broadcasted DHCP packets to a server
	ARM: 8748/1: mm: Define vdso_start, vdso_end as array
	lan78xx: Set ASD in MAC_CR when EEE is enabled.
	net: qmi_wwan: add BroadMobi BM806U 2020:2033
	bonding: fix the err path for dev hwaddr sync in bond_enslave
	net: dsa: mt7530: fix module autoloading for OF platform drivers
	net/mlx5: Make eswitch support to depend on switchdev
	perf/x86/intel: Fix linear IP of PEBS real_ip on Haswell and later CPUs
	x86/alternatives: Fixup alternative_call_2
	llc: properly handle dev_queue_xmit() return value
	builddeb: Fix header package regarding dtc source links
	qede: Fix barrier usage after tx doorbell write.
	mm, slab: memcg_link the SLAB's kmem_cache
	mm/page_owner: fix recursion bug after changing skip entries
	mm/vmstat.c: fix vmstat_update() preemption BUG
	mm/kmemleak.c: wait for scan completion before disabling free
	hv_netvsc: enable multicast if necessary
	qede: Do not drop rx-checksum invalidated packets.
	net: Fix untag for vlan packets without ethernet header
	vlan: Fix vlan insertion for packets without ethernet header
	net: mvneta: fix enable of all initialized RXQs
	sh: fix debug trap failure to process signals before return to user
	firmware: dmi_scan: Fix UUID length safety check
	nvme: don't send keep-alives to the discovery controller
	Btrfs: clean up resources during umount after trans is aborted
	Btrfs: fix loss of prealloc extents past i_size after fsync log replay
	x86/pgtable: Don't set huge PUD/PMD on non-leaf entries
	x86/mm: Do not forbid _PAGE_RW before init for __ro_after_init
	fs/proc/proc_sysctl.c: fix potential page fault while unregistering sysctl table
	swap: divide-by-zero when zero length swap file on ssd
	z3fold: fix memory leak
	sr: get/drop reference to device in revalidate and check_events
	Force log to disk before reading the AGF during a fstrim
	cpufreq: CPPC: Initialize shared perf capabilities of CPUs
	powerpc/fscr: Enable interrupts earlier before calling get_user()
	perf tools: Fix perf builds with clang support
	perf clang: Add support for recent clang versions
	dp83640: Ensure against premature access to PHY registers after reset
	ibmvnic: Zero used TX descriptor counter on reset
	mm/ksm: fix interaction with THP
	mm: fix races between address_space dereference and free in page_evicatable
	mm: thp: fix potential clearing to referenced flag in page_idle_clear_pte_refs_one()
	Btrfs: bail out on error during replay_dir_deletes
	Btrfs: fix NULL pointer dereference in log_dir_items
	btrfs: Fix possible softlock on single core machines
	IB/rxe: Fix for oops in rxe_register_device on ppc64le arch
	ocfs2/dlm: don't handle migrate lockres if already in shutdown
	powerpc/64s/idle: Fix restore of AMOR on POWER9 after deep sleep
	sched/rt: Fix rq->clock_update_flags < RQCF_ACT_SKIP warning
	x86/mm: Fix bogus warning during EFI bootup, use boot_cpu_has() instead of this_cpu_has() in build_cr3_noflush()
	KVM: VMX: raise internal error for exception during invalid protected mode state
	lan78xx: Connect phy early
	fscache: Fix hanging wait on page discarded by writeback
	sparc64: Make atomic_xchg() an inline function rather than a macro.
	net: bgmac: Fix endian access in bgmac_dma_tx_ring_free()
	net: bgmac: Correctly annotate register space
	powerpc/64s: sreset panic if there is no debugger or crash dump handlers
	btrfs: tests/qgroup: Fix wrong tree backref level
	Btrfs: fix copy_items() return value when logging an inode
	btrfs: fix lockdep splat in btrfs_alloc_subvolume_writers
	btrfs: qgroup: Fix root item corruption when multiple same source snapshots are created with quota enabled
	rxrpc: Fix Tx ring annotation after initial Tx failure
	rxrpc: Don't treat call aborts as conn aborts
	xen/acpi: off by one in read_acpi_id()
	drivers: macintosh: rack-meter: really fix bogus memsets
	ACPI: acpi_pad: Fix memory leak in power saving threads
	powerpc/mpic: Check if cpu_possible() in mpic_physmask()
	ieee802154: ca8210: fix uninitialised data read
	ath10k: advertize beacon_int_min_gcd
	iommu/amd: Take into account that alloc_dev_data() may return NULL
	intel_th: Use correct method of finding hub
	m68k: set dma and coherent masks for platform FEC ethernets
	iwlwifi: mvm: check if mac80211_queue is valid in iwl_mvm_disable_txq
	parisc/pci: Switch LBA PCI bus from Hard Fail to Soft Fail mode
	hwmon: (nct6775) Fix writing pwmX_mode
	powerpc/perf: Prevent kernel address leak to userspace via BHRB buffer
	powerpc/perf: Fix kernel address leak via sampling registers
	rsi: fix kernel panic observed on 64bit machine
	tools/thermal: tmon: fix for segfault
	selftests: Print the test we're running to /dev/kmsg
	net/mlx5: Protect from command bit overflow
	watchdog: davinci_wdt: fix error handling in davinci_wdt_probe()
	ath10k: Fix kernel panic while using worker (ath10k_sta_rc_update_wk)
	nvme-pci: disable APST for Samsung NVMe SSD 960 EVO + ASUS PRIME Z370-A
	ath9k: fix crash in spectral scan
	cxgb4: Setup FW queues before registering netdev
	ima: Fix Kconfig to select TPM 2.0 CRB interface
	ima: Fallback to the builtin hash algorithm
	watchdog: aspeed: Allow configuring for alternate boot
	virtio-net: Fix operstate for virtio when no VIRTIO_NET_F_STATUS
	arm: dts: socfpga: fix GIC PPI warning
	ext4: don't complain about incorrect features when probing
	drm/vmwgfx: Unpin the screen object backup buffer when not used
	iommu/mediatek: Fix protect memory setting
	cpufreq: cppc_cpufreq: Fix cppc_cpufreq_init() failure path
	IB/mlx5: Set the default active rate and width to QDR and 4X
	zorro: Set up z->dev.dma_mask for the DMA API
	bcache: quit dc->writeback_thread when BCACHE_DEV_DETACHING is set
	remoteproc: imx_rproc: Fix an error handling path in 'imx_rproc_probe()'
	dt-bindings: add device tree binding for Allwinner H6 main CCU
	ACPICA: Events: add a return on failure from acpi_hw_register_read
	ACPICA: Fix memory leak on unusual memory leak
	ACPICA: acpi: acpica: fix acpi operand cache leak in nseval.c
	cxgb4: Fix queue free path of ULD drivers
	i2c: mv64xxx: Apply errata delay only in standard mode
	KVM: lapic: stop advertising DIRECTED_EOI when in-kernel IOAPIC is in use
	perf top: Fix top.call-graph config option reading
	perf stat: Fix core dump when flag T is used
	IB/core: Honor port_num while resolving GID for IB link layer
	drm/amdkfd: add missing include of mm.h
	coresight: Use %px to print pcsr instead of %p
	regulator: gpio: Fix some error handling paths in 'gpio_regulator_probe()'
	spi: bcm-qspi: fIX some error handling paths
	net/smc: pay attention to MAX_ORDER for CQ entries
	MIPS: ath79: Fix AR724X_PLL_REG_PCIE_CONFIG offset
	PCI: Restore config space on runtime resume despite being unbound
	watchdog: dw: RMW the control register
	watchdog: aspeed: Fix translation of reset mode to ctrl register
	ipmi_ssif: Fix kernel panic at msg_done_handler
	drm/meson: Fix some error handling paths in 'meson_drv_bind_master()'
	drm/meson: Fix an un-handled error path in 'meson_drv_bind_master()'
	powerpc: Add missing prototype for arch_irq_work_raise()
	powerpc/powernv/npu: Fix deadlock in mmio_invalidate()
	cxl: Check if PSL data-cache is available before issue flush request
	f2fs: fix to set KEEP_SIZE bit in f2fs_zero_range
	f2fs: fix to clear CP_TRIMMED_FLAG
	f2fs: fix to check extent cache in f2fs_drop_extent_tree
	perf/core: Fix installing cgroup events on CPU
	max17042: propagate of_node to power supply device
	perf/core: Fix perf_output_read_group()
	drm/panel: simple: Fix the bus format for the Ontat panel
	hwmon: (pmbus/max8688) Accept negative page register values
	hwmon: (pmbus/adm1275) Accept negative page register values
	perf/x86/intel: Properly save/restore the PMU state in the NMI handler
	cdrom: do not call check_disk_change() inside cdrom_open()
	efi/arm*: Only register page tables when they exist
	perf/x86/intel: Fix large period handling on Broadwell CPUs
	perf/x86/intel: Fix event update for auto-reload
	arm64: dts: qcom: Fix SPI5 config on MSM8996
	soc: qcom: wcnss_ctrl: Fix increment in NV upload
	gfs2: Fix fallocate chunk size
	x86/devicetree: Initialize device tree before using it
	x86/devicetree: Fix device IRQ settings in DT
	phy: rockchip-emmc: retry calpad busy trimming
	ALSA: vmaster: Propagate slave error
	phy: qcom-qmp: Fix phy pipe clock gating
	drm/bridge: sii902x: Retry status read after DDI I2C
	tools: hv: fix compiler warnings about major/target_fname
	block: null_blk: fix 'Invalid parameters' when loading module
	dmaengine: pl330: fix a race condition in case of threaded irqs
	dmaengine: rcar-dmac: Check the done lists in rcar_dmac_chan_get_residue()
	enic: enable rq before updating rq descriptors
	watchdog: asm9260_wdt: fix error handling in asm9260_wdt_probe()
	hwrng: stm32 - add reset during probe
	pinctrl: devicetree: Fix dt_to_map_one_config handling of hogs
	pinctrl: artpec6: dt: add missing pin group uart5nocts
	vfio-ccw: fence off transport mode
	dmaengine: qcom: bam_dma: get num-channels and num-ees from dt
	drm: omapdrm: dss: Move initialization code from component bind to probe
	ARM: dts: dra71-evm: Correct evm_sd regulator max voltage
	drm/amdgpu: disable GFX ring and disable PQ wptr in hw_fini
	drm/amdgpu: adjust timeout for ib_ring_tests(v2)
	net: stmmac: ensure that the device has released ownership before reading data
	net: stmmac: ensure that the MSS desc is the last desc to set the own bit
	cpufreq: Reorder cpufreq_online() error code path
	dpaa_eth: fix SG mapping
	PCI: Add function 1 DMA alias quirk for Marvell 88SE9220
	udf: Provide saner default for invalid uid / gid
	ixgbe: prevent ptp_rx_hang from running when in FILTER_ALL mode
	sh_eth: fix TSU init on SH7734/R8A7740
	power: supply: ltc2941-battery-gauge: Fix temperature units
	ARM: dts: bcm283x: Fix probing of bcm2835-i2s
	ARM: dts: bcm283x: Fix pin function of JTAG pins
	PCMCIA / PM: Avoid noirq suspend aborts during suspend-to-idle
	audit: return on memory error to avoid null pointer dereference
	net: stmmac: call correct function in stmmac_mac_config_rx_queues_routing()
	rcu: Call touch_nmi_watchdog() while printing stall warnings
	pinctrl: sh-pfc: r8a7796: Fix MOD_SEL register pin assignment for SSI pins group
	dpaa_eth: fix pause capability advertisement logic
	MIPS: Octeon: Fix logging messages with spurious periods after newlines
	drm/rockchip: Respect page offset for PRIME mmap calls
	x86/apic: Set up through-local-APIC mode on the boot CPU if 'noapic' specified
	perf test: Fix test case inet_pton to accept inlines.
	perf report: Fix wrong jump arrow
	perf tests: Use arch__compare_symbol_names to compare symbols
	perf report: Fix memory corruption in --branch-history mode --branch-history
	perf tests: Fix dwarf unwind for stripped binaries
	selftests/net: fixes psock_fanout eBPF test case
	netlabel: If PF_INET6, check sk_buff ip header version
	drm: rcar-du: lvds: Fix LVDS startup on R-Car Gen3
	drm: rcar-du: lvds: Fix LVDS startup on R-Car Gen2
	ARM: dts: at91: tse850: use the correct compatible for the eeprom
	regmap: Correct comparison in regmap_cached
	i40e: Add delay after EMP reset for firmware to recover
	ARM: dts: imx7d: cl-som-imx7: fix pinctrl_enet
	ARM: dts: porter: Fix HDMI output routing
	regulator: of: Add a missing 'of_node_put()' in an error handling path of 'of_regulator_match()'
	pinctrl: msm: Use dynamic GPIO numbering
	pinctrl: mcp23s08: spi: Fix regmap debugfs entries
	kdb: make "mdr" command repeat
	drm/vmwgfx: Set dmabuf_size when vmw_dmabuf_init is successful
	Linux 4.14.45

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2018-05-30 13:17:17 +02:00
Eric Biggers
e47c1bf99a PKCS#7: fix direct verification of SignerInfo signature
[ Upstream commit 6459ae386699a5fe0dc52cf30255f75274fa43a4 ]

If none of the certificates in a SignerInfo's certificate chain match a
trusted key, nor is the last certificate signed by a trusted key, then
pkcs7_validate_trust_one() tries to check whether the SignerInfo's
signature was made directly by a trusted key.  But, it actually fails to
set the 'sig' variable correctly, so it actually verifies the last
signature seen.  That will only be the SignerInfo's signature if the
certificate chain is empty; otherwise it will actually be the last
certificate's signature.

This is not by itself a security problem, since verifying any of the
certificates in the chain should be sufficient to verify the SignerInfo.
Still, it's not working as intended so it should be fixed.

Fix it by setting 'sig' correctly for the direct verification case.

Fixes: 757932e6da6d ("PKCS#7: Handle PKCS#7 messages that contain no X.509 certs")
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-05-30 07:52:01 +02:00
Greg Kroah-Hartman
04f740d4da This is the 4.14.41 stable release
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Merge 4.14.41 into android-4.14

Changes in 4.14.41
	ipvs: fix rtnl_lock lockups caused by start_sync_thread
	netfilter: ebtables: don't attempt to allocate 0-sized compat array
	kcm: Call strp_stop before strp_done in kcm_attach
	crypto: af_alg - fix possible uninit-value in alg_bind()
	netlink: fix uninit-value in netlink_sendmsg
	net: fix rtnh_ok()
	net: initialize skb->peeked when cloning
	net: fix uninit-value in __hw_addr_add_ex()
	dccp: initialize ireq->ir_mark
	ipv4: fix uninit-value in ip_route_output_key_hash_rcu()
	soreuseport: initialise timewait reuseport field
	inetpeer: fix uninit-value in inet_getpeer
	memcg: fix per_node_info cleanup
	perf: Remove superfluous allocation error check
	tcp: fix TCP_REPAIR_QUEUE bound checking
	bdi: wake up concurrent wb_shutdown() callers.
	bdi: Fix oops in wb_workfn()
	KVM: PPC: Book3S HV: Fix trap number return from __kvmppc_vcore_entry
	KVM: PPC: Book3S HV: Fix guest time accounting with VIRT_CPU_ACCOUNTING_GEN
	KVM: PPC: Book3S HV: Fix VRMA initialization with 2MB or 1GB memory backing
	arm64: Add work around for Arm Cortex-A55 Erratum 1024718
	compat: fix 4-byte infoleak via uninitialized struct field
	gpioib: do not free unrequested descriptors
	gpio: fix aspeed_gpio unmask irq
	gpio: fix error path in lineevent_create
	rfkill: gpio: fix memory leak in probe error path
	libata: Apply NOLPM quirk for SanDisk SD7UB3Q*G1001 SSDs
	dm integrity: use kvfree for kvmalloc'd memory
	tracing: Fix regex_match_front() to not over compare the test string
	z3fold: fix reclaim lock-ups
	mm: sections are not offlined during memory hotremove
	mm, oom: fix concurrent munlock and oom reaper unmap, v3
	ceph: fix rsize/wsize capping in ceph_direct_read_write()
	can: kvaser_usb: Increase correct stats counter in kvaser_usb_rx_can_msg()
	can: hi311x: Acquire SPI lock on ->do_get_berr_counter
	can: hi311x: Work around TX complete interrupt erratum
	drm/vc4: Fix scaling of uni-planar formats
	drm/i915: Fix drm:intel_enable_lvds ERROR message in kernel log
	drm/nouveau: Fix deadlock in nv50_mstm_register_connector()
	drm/atomic: Clean old_state/new_state in drm_atomic_state_default_clear()
	drm/atomic: Clean private obj old_state/new_state in drm_atomic_state_default_clear()
	net: atm: Fix potential Spectre v1
	atm: zatm: Fix potential Spectre v1
	PCI / PM: Always check PME wakeup capability for runtime wakeup support
	PCI / PM: Check device_may_wakeup() in pci_enable_wake()
	cpufreq: schedutil: Avoid using invalid next_freq
	Revert "Bluetooth: btusb: Fix quirk for Atheros 1525/QCA6174"
	Bluetooth: btusb: Add Dell XPS 13 9360 to btusb_needs_reset_resume_table
	Bluetooth: btusb: Only check needs_reset_resume DMI table for QCA rome chipsets
	thermal: exynos: Reading temperature makes sense only when TMU is turned on
	thermal: exynos: Propagate error value from tmu_read()
	nvme: add quirk to force medium priority for SQ creation
	smb3: directory sync should not return an error
	sched/autogroup: Fix possible Spectre-v1 indexing for sched_prio_to_weight[]
	tracing/uprobe_event: Fix strncpy corner case
	perf/x86: Fix possible Spectre-v1 indexing for hw_perf_event cache_*
	perf/x86/cstate: Fix possible Spectre-v1 indexing for pkg_msr
	perf/x86/msr: Fix possible Spectre-v1 indexing in the MSR driver
	perf/core: Fix possible Spectre-v1 indexing for ->aux_pages[]
	perf/x86: Fix possible Spectre-v1 indexing for x86_pmu::event_map()
	KVM: PPC: Book3S HV: Fix handling of large pages in radix page fault handler
	KVM: x86: remove APIC Timer periodic/oneshot spikes
	Linux 4.14.41

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2018-05-16 11:40:03 +02:00
Eric Dumazet
1b6d0db7ed crypto: af_alg - fix possible uninit-value in alg_bind()
commit a466856e0b7ab269cdf9461886d007e88ff575b0 upstream.

syzbot reported :

BUG: KMSAN: uninit-value in alg_bind+0xe3/0xd90 crypto/af_alg.c:162

We need to check addr_len before dereferencing sa (or uaddr)

Fixes: bb30b8848c85 ("crypto: af_alg - whitelist mask and type")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: syzbot <syzkaller@googlegroups.com>
Cc: Stephan Mueller <smueller@chronox.de>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-05-16 10:10:23 +02:00
Greg Kroah-Hartman
c50e5cb3fa This is the 4.14.39 stable release
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Merge 4.14.39 into android-4.14

Changes in 4.14.39
	ext4: prevent right-shifting extents beyond EXT_MAX_BLOCKS
	ext4: set h_journal if there is a failure starting a reserved handle
	ext4: add MODULE_SOFTDEP to ensure crc32c is included in the initramfs
	ext4: add validity checks for bitmap block numbers
	ext4: fix bitmap position validation
	random: set up the NUMA crng instances after the CRNG is fully initialized
	random: fix possible sleeping allocation from irq context
	random: rate limit unseeded randomness warnings
	usbip: usbip_event: fix to not print kernel pointer address
	usbip: usbip_host: fix to hold parent lock for device_attach() calls
	usbip: vhci_hcd: Fix usb device and sockfd leaks
	usbip: vhci_hcd: check rhport before using in vhci_hub_control()
	Revert "xhci: plat: Register shutdown for xhci_plat"
	xhci: Fix USB ports for Dell Inspiron 5775
	USB: serial: simple: add libtransistor console
	USB: serial: ftdi_sio: use jtag quirk for Arrow USB Blaster
	USB: serial: cp210x: add ID for NI USB serial console
	usb: typec: ucsi: Increase command completion timeout value
	usb: core: Add quirk for HP v222w 16GB Mini
	USB: Increment wakeup count on remote wakeup.
	ALSA: usb-audio: Skip broken EU on Dell dock USB-audio
	virtio: add ability to iterate over vqs
	virtio_console: don't tie bufs to a vq
	virtio_console: free buffers after reset
	virtio_console: drop custom control queue cleanup
	virtio_console: move removal code
	virtio_console: reset on out of memory
	drm/virtio: fix vq wait_event condition
	tty: Don't call panic() at tty_ldisc_init()
	tty: n_gsm: Fix long delays with control frame timeouts in ADM mode
	tty: n_gsm: Fix DLCI handling for ADM mode if debug & 2 is not set
	tty: Avoid possible error pointer dereference at tty_ldisc_restore().
	tty: Use __GFP_NOFAIL for tty_ldisc_get()
	ALSA: dice: fix OUI for TC group
	ALSA: dice: fix error path to destroy initialized stream data
	ALSA: hda - Skip jack and others for non-existing PCM streams
	ALSA: opl3: Hardening for potential Spectre v1
	ALSA: asihpi: Hardening for potential Spectre v1
	ALSA: hdspm: Hardening for potential Spectre v1
	ALSA: rme9652: Hardening for potential Spectre v1
	ALSA: control: Hardening for potential Spectre v1
	ALSA: pcm: Return negative delays from SNDRV_PCM_IOCTL_DELAY.
	ALSA: core: Report audio_tstamp in snd_pcm_sync_ptr
	ALSA: seq: oss: Fix unbalanced use lock for synth MIDI device
	ALSA: seq: oss: Hardening for potential Spectre v1
	ALSA: hda: Hardening for potential Spectre v1
	ALSA: hda/realtek - Add some fixes for ALC233
	ALSA: hda/realtek - Update ALC255 depop optimize
	ALSA: hda/realtek - change the location for one of two front mics
	mtd: spi-nor: cadence-quadspi: Fix page fault kernel panic
	mtd: cfi: cmdset_0001: Do not allow read/write to suspend erase block.
	mtd: cfi: cmdset_0001: Workaround Micron Erase suspend bug.
	mtd: cfi: cmdset_0002: Do not allow read/write to suspend erase block.
	mtd: rawnand: tango: Fix struct clk memory leak
	kobject: don't use WARN for registration failures
	scsi: sd: Defer spinning up drive while SANITIZE is in progress
	bfq-iosched: ensure to clear bic/bfqq pointers when preparing request
	vfio: ccw: process ssch with interrupts disabled
	ANDROID: binder: prevent transactions into own process.
	PCI: aardvark: Fix logic in advk_pcie_{rd,wr}_conf()
	PCI: aardvark: Set PIO_ADDR_LS correctly in advk_pcie_rd_conf()
	PCI: aardvark: Use ISR1 instead of ISR0 interrupt in legacy irq mode
	PCI: aardvark: Fix PCIe Max Read Request Size setting
	ARM: amba: Make driver_override output consistent with other buses
	ARM: amba: Fix race condition with driver_override
	ARM: amba: Don't read past the end of sysfs "driver_override" buffer
	ARM: socfpga_defconfig: Remove QSPI Sector 4K size force
	KVM: arm/arm64: Close VMID generation race
	powerpc/mm: Flush cache on memory hot(un)plug
	powerpc/powernv/npu: Do a PID GPU TLB flush when invalidating a large address range
	crypto: drbg - set freed buffers to NULL
	ASoC: fsl_esai: Fix divisor calculation failure at lower ratio
	libceph: un-backoff on tick when we have a authenticated session
	libceph: reschedule a tick in finish_hunting()
	libceph: validate con->state at the top of try_write()
	fpga-manager: altera-ps-spi: preserve nCONFIG state
	earlycon: Use a pointer table to fix __earlycon_table stride
	cpufreq: powernv: Fix hardlockup due to synchronous smp_call in timer interrupt
	rtc: opal: Fix OPAL RTC driver OPAL_BUSY loops
	drm/amdgpu: set COMPUTE_PGM_RSRC1 for SGPR/VGPR clearing shaders
	drm/i915: Enable display WA#1183 from its correct spot
	objtool, perf: Fix GCC 8 -Wrestrict error
	tools/lib/subcmd/pager.c: do not alias select() params
	x86/ipc: Fix x32 version of shmid64_ds and msqid64_ds
	x86/smpboot: Don't use mwait_play_dead() on AMD systems
	x86/microcode/intel: Save microcode patch unconditionally
	x86/microcode: Do not exit early from __reload_late()
	tick/sched: Do not mess with an enqueued hrtimer
	arm/arm64: KVM: Add PSCI version selection API
	powerpc/eeh: Fix race with driver un/bind
	Linux 4.14.39

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2018-05-02 10:54:20 -07:00
Stephan Mueller
674d38ea18 crypto: drbg - set freed buffers to NULL
commit eea0d3ea7546961f69f55b26714ac8fd71c7c020 upstream.

During freeing of the internal buffers used by the DRBG, set the pointer
to NULL. It is possible that the context with the freed buffers is
reused. In case of an error during initialization where the pointers
do not yet point to allocated memory, the NULL value prevents a double
free.

Cc: stable@vger.kernel.org
Fixes: 3cfc3b9721123 ("crypto: drbg - use aligned buffers")
Signed-off-by: Stephan Mueller <smueller@chronox.de>
Reported-by: syzbot+75397ee3df5c70164154@syzkaller.appspotmail.com
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-05-01 12:58:23 -07:00
Greg Kroah-Hartman
7e76ead2d2 This is the 4.14.34 stable release
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Merge 4.14.34 into android-4.14

Changes in 4.14.34
	i40iw: Fix sequence number for the first partial FPDU
	i40iw: Correct Q1/XF object count equation
	i40iw: Validate correct IRD/ORD connection parameters
	clk: meson: mpll: use 64-bit maths in params_from_rate
	ARM: dts: ls1021a: add "fsl,ls1021a-esdhc" compatible string to esdhc node
	Bluetooth: Add a new 04ca:3015 QCA_ROME device
	ipv6: Reinject IPv6 packets if IPsec policy matches after SNAT
	thermal: power_allocator: fix one race condition issue for thermal_instances list
	perf probe: Find versioned symbols from map
	perf probe: Add warning message if there is unexpected event name
	perf evsel: Enable ignore_missing_thread for pid option
	net: hns3: free the ring_data structrue when change tqps
	net: hns3: fix for getting auto-negotiation state in hclge_get_autoneg
	l2tp: fix missing print session offset info
	rds; Reset rs->rs_bound_addr in rds_add_bound() failure path
	ACPI / video: Default lcd_only to true on Win8-ready and newer machines
	net/mlx4_en: Change default QoS settings
	VFS: close race between getcwd() and d_move()
	watchdog: dw_wdt: add stop watchdog operation
	clk: divider: fix incorrect usage of container_of
	PM / devfreq: Fix potential NULL pointer dereference in governor_store
	selftests/net: fix bugs in address and port initialization
	RDMA/cma: Mark end of CMA ID messages
	hwmon: (ina2xx) Make calibration register value fixed
	clk: sunxi-ng: a83t: Add M divider to TCON1 clock
	media: videobuf2-core: don't go out of the buffer range
	ASoC: Intel: Skylake: Disable clock gating during firmware and library download
	ASoC: Intel: cht_bsw_rt5645: Analog Mic support
	spi: sh-msiof: Fix timeout failures for TX-only DMA transfers
	scsi: libiscsi: Allow sd_shutdown on bad transport
	scsi: mpt3sas: Proper handling of set/clear of "ATA command pending" flag.
	irqchip/gic-v3: Fix the driver probe() fail due to disabled GICC entry
	ACPI: EC: Fix debugfs_create_*() usage
	mac80211: Fix setting TX power on monitor interfaces
	vfb: fix video mode and line_length being set when loaded
	gpio: label descriptors using the device name
	powernv-cpufreq: Add helper to extract pstate from PMSR
	IB/rdmavt: Allocate CQ memory on the correct node
	blk-mq: avoid to map CPU into stale hw queue
	blk-mq: fix race between updating nr_hw_queues and switching io sched
	backlight: tdo24m: Fix the SPI CS between transfers
	pinctrl: baytrail: Enable glitch filter for GPIOs used as interrupts
	nvme_fcloop: disassocate local port structs
	nvme_fcloop: fix abort race condition
	tpm: return a TPM_RC_COMMAND_CODE response if command is not implemented
	perf report: Fix a no annotate browser displayed issue
	staging: lustre: disable preempt while sampling processor id.
	ASoC: Intel: sst: Fix the return value of 'sst_send_byte_stream_mrfld()'
	power: supply: axp288_charger: Properly stop work on probe-error / remove
	rt2x00: do not pause queue unconditionally on error path
	wl1251: check return from call to wl1251_acx_arp_ip_filter
	net/mlx5: Fix race for multiple RoCE enable
	net: hns3: Fix an error of total drop packet statistics
	net: hns3: Fix a loop index error of tqp statistics query
	net: hns3: Fix an error macro definition of HNS3_TQP_STAT
	net: hns3: fix for changing MTU
	bcache: ret IOERR when read meets metadata error
	bcache: stop writeback thread after detaching
	bcache: segregate flash only volume write streams
	scsi: libsas: fix memory leak in sas_smp_get_phy_events()
	scsi: libsas: fix error when getting phy events
	scsi: libsas: initialize sas_phy status according to response of DISCOVER
	blk-mq: fix kernel oops in blk_mq_tag_idle()
	tty: n_gsm: Allow ADM response in addition to UA for control dlci
	block, bfq: put async queues for root bfq groups too
	EDAC, mv64x60: Fix an error handling path
	uio_hv_generic: check that host supports monitor page
	i40evf: don't rely on netif_running() outside rtnl_lock()
	cxgb4vf: Fix SGE FL buffer initialization logic for 64K pages
	scsi: megaraid_sas: Error handling for invalid ldcount provided by firmware in RAID map
	scsi: megaraid_sas: unload flag should be set after scsi_remove_host is called
	RDMA/cma: Fix rdma_cm path querying for RoCE
	gpio: thunderx: fix error return code in thunderx_gpio_probe()
	x86/gart: Exclude GART aperture from vmcore
	sdhci: Advertise 2.0v supply on SDIO host controller
	ibmvnic: Don't handle RX interrupts when not up.
	Input: goodix - disable IRQs while suspended
	mtd: mtd_oobtest: Handle bitflips during reads
	crypto: aes-generic - build with -Os on gcc-7+
	perf tools: Fix copyfile_offset update of output offset
	tcmu: release blocks for partially setup cmds
	thermal: int3400_thermal: fix error handling in int3400_thermal_probe()
	objtool: Add Clang support
	crypto: arm64/aes-ce-cipher - move assembler code to .S file
	x86/microcode: Propagate return value from updating functions
	x86/CPU: Add a microcode loader callback
	x86/CPU: Check CPU feature bits after microcode upgrade
	x86/microcode: Get rid of struct apply_microcode_ctx
	x86/microcode/intel: Check microcode revision before updating sibling threads
	x86/microcode/intel: Writeback and invalidate caches before updating microcode
	x86/microcode: Do not upload microcode if CPUs are offline
	x86/microcode/intel: Look into the patch cache first
	x86/microcode: Request microcode on the BSP
	x86/microcode: Synchronize late microcode loading
	x86/microcode: Attempt late loading only when new microcode is present
	x86/microcode: Fix CPU synchronization routine
	arp: fix arp_filter on l3slave devices
	ipv6: the entire IPv6 header chain must fit the first fragment
	lan78xx: Crash in lan78xx_writ_reg (Workqueue: events lan78xx_deferred_multicast_write)
	net: fix possible out-of-bound read in skb_network_protocol()
	net/ipv6: Fix route leaking between VRFs
	net/ipv6: Increment OUTxxx counters after netfilter hook
	netlink: make sure nladdr has correct size in netlink_connect()
	net sched actions: fix dumping which requires several messages to user space
	net/sched: fix NULL dereference in the error path of tcf_bpf_init()
	pptp: remove a buggy dst release in pptp_connect()
	r8169: fix setting driver_data after register_netdev
	sctp: do not leak kernel memory to user space
	sctp: sctp_sockaddr_af must check minimal addr length for AF_INET6
	sky2: Increase D3 delay to sky2 stops working after suspend
	vhost: correctly remove wait queue during poll failure
	vlan: also check phy_driver ts_info for vlan's real device
	vrf: Fix use after free and double free in vrf_finish_output
	bonding: fix the err path for dev hwaddr sync in bond_enslave
	bonding: move dev_mc_sync after master_upper_dev_link in bond_enslave
	bonding: process the err returned by dev_set_allmulti properly in bond_enslave
	net: fool proof dev_valid_name()
	ip_tunnel: better validate user provided tunnel names
	ipv6: sit: better validate user provided tunnel names
	ip6_gre: better validate user provided tunnel names
	ip6_tunnel: better validate user provided tunnel names
	vti6: better validate user provided tunnel names
	net/mlx5e: Avoid using the ipv6 stub in the TC offload neigh update path
	net/mlx5e: Fix memory usage issues in offloading TC flows
	nfp: use full 40 bits of the NSP buffer address
	ipv6: sr: fix seg6 encap performances with TSO enabled
	net/mlx5e: Don't override vport admin link state in switchdev mode
	net/mlx5e: Sync netdev vxlan ports at open
	net/sched: fix NULL dereference in the error path of tunnel_key_init()
	net/sched: fix NULL dereference on the error path of tcf_skbmod_init()
	strparser: Fix sign of err codes
	net/mlx4_en: Fix mixed PFC and Global pause user control requests
	net/mlx5e: Fix traffic being dropped on VF representor
	vhost: validate log when IOTLB is enabled
	route: check sysctl_fib_multipath_use_neigh earlier than hash
	team: move dev_mc_sync after master_upper_dev_link in team_port_add
	vhost_net: add missing lock nesting notation
	net/mlx4_core: Fix memory leak while delete slave's resources
	Linux 4.14.34

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2018-04-12 14:51:09 +02:00
Arnd Bergmann
7cae67e312 crypto: aes-generic - build with -Os on gcc-7+
[ Upstream commit 148b974deea927f5dbb6c468af2707b488bfa2de ]

While testing other changes, I discovered that gcc-7.2.1 produces badly
optimized code for aes_encrypt/aes_decrypt. This is especially true when
CONFIG_UBSAN_SANITIZE_ALL is enabled, where it leads to extremely
large stack usage that in turn might cause kernel stack overflows:

crypto/aes_generic.c: In function 'aes_encrypt':
crypto/aes_generic.c:1371:1: warning: the frame size of 4880 bytes is larger than 2048 bytes [-Wframe-larger-than=]
crypto/aes_generic.c: In function 'aes_decrypt':
crypto/aes_generic.c:1441:1: warning: the frame size of 4864 bytes is larger than 2048 bytes [-Wframe-larger-than=]

I verified that this problem exists on all architectures that are
supported by gcc-7.2, though arm64 in particular is less affected than
the others. I also found that gcc-7.1 and gcc-8 do not show the extreme
stack usage but still produce worse code than earlier versions for this
file, apparently because of optimization passes that generally provide
a substantial improvement in object code quality but understandably fail
to find any shortcuts in the AES algorithm.

Possible workarounds include

a) disabling -ftree-pre and -ftree-sra optimizations, this was an earlier
   patch I tried, which reliably fixed the stack usage, but caused a
   serious performance regression in some versions, as later testing
   found.

b) disabling UBSAN on this file or all ciphers, as suggested by Ard
   Biesheuvel. This would lead to massively better crypto performance in
   UBSAN-enabled kernels and avoid the stack usage, but there is a concern
   over whether we should exclude arbitrary files from UBSAN at all.

c) Forcing the optimization level in a different way. Similar to a),
   but rather than deselecting specific optimization stages,
   this now uses "gcc -Os" for this file, regardless of the
   CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE/SIZE option. This is a reliable
   workaround for the stack consumption on all architecture, and I've
   retested the performance results now on x86, cycles/byte (lower is
   better) for cbc(aes-generic) with 256 bit keys:

			-O2     -Os
	gcc-6.3.1	14.9	15.1
	gcc-7.0.1	14.7	15.3
	gcc-7.1.1	15.3	14.7
	gcc-7.2.1	16.8	15.9
	gcc-8.0.0	15.5	15.6

This implements the option c) by enabling forcing -Os on all compiler
versions starting with gcc-7.1. As a workaround for PR83356, it would
only be needed for gcc-7.2+ with UBSAN enabled, but since it also shows
better performance on gcc-7.1 without UBSAN, it seems appropriate to
use the faster version here as well.

Side note: during testing, I also played with the AES code in libressl,
which had a similar performance regression from gcc-6 to gcc-7.2,
but was three times slower overall. It might be interesting to
investigate that further and possibly port the Linux implementation
into that.

Link: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83356
Link: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83651
Cc: Richard Biener <rguenther@suse.de>
Cc: Jakub Jelinek <jakub@gcc.gnu.org>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-04-12 12:32:20 +02:00
Greg Kroah-Hartman
27e69ad2ae This is the 4.14.33 stable release
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Merge 4.14.33 into android-4.14

Changes in 4.14.33
	ARM: OMAP: Fix SRAM W+X mapping
	ARM: 8746/1: vfp: Go back to clearing vfp_current_hw_state[]
	ARM: dts: sun6i: a31s: bpi-m2: improve pmic properties
	ARM: dts: sun6i: a31s: bpi-m2: add missing regulators
	mtd: jedec_probe: Fix crash in jedec_read_mfr()
	mtd: nand: atmel: Fix get_sectorsize() function
	ALSA: usb-audio: Add native DSD support for TEAC UD-301
	ALSA: pcm: Use dma_bytes as size parameter in dma_mmap_coherent()
	ALSA: pcm: potential uninitialized return values
	x86/platform/uv/BAU: Add APIC idt entry
	perf/hwbp: Simplify the perf-hwbp code, fix documentation
	ceph: only dirty ITER_IOVEC pages for direct read
	ipc/shm.c: add split function to shm_vm_ops
	i2c: i2c-stm32f7: fix no check on returned setup
	powerpc/64s: Fix lost pending interrupt due to race causing lost update to irq_happened
	powerpc/64s: Fix i-side SLB miss bad address handler saving nonvolatile GPRs
	partitions/msdos: Unable to mount UFS 44bsd partitions
	xfrm_user: uncoditionally validate esn replay attribute struct
	RDMA/ucma: Check AF family prior resolving address
	RDMA/ucma: Fix use-after-free access in ucma_close
	RDMA/ucma: Ensure that CM_ID exists prior to access it
	RDMA/rdma_cm: Fix use after free race with process_one_req
	RDMA/ucma: Check that device is connected prior to access it
	RDMA/ucma: Check that device exists prior to accessing it
	RDMA/ucma: Introduce safer rdma_addr_size() variants
	net: xfrm: use preempt-safe this_cpu_read() in ipcomp_alloc_tfms()
	xfrm: Refuse to insert 32 bit userspace socket policies on 64 bit systems
	percpu: add __GFP_NORETRY semantics to the percpu balancing path
	netfilter: x_tables: make allocation less aggressive
	netfilter: bridge: ebt_among: add more missing match size checks
	l2tp: fix races with ipv4-mapped ipv6 addresses
	netfilter: drop template ct when conntrack is skipped.
	netfilter: x_tables: add and use xt_check_proc_name
	phy: qcom-ufs: add MODULE_LICENSE tag
	Bluetooth: Fix missing encryption refresh on Security Request
	usb: dwc2: Improve gadget state disconnection handling
	bitmap: fix memset optimization on big-endian systems
	USB: serial: ftdi_sio: add RT Systems VX-8 cable
	USB: serial: ftdi_sio: add support for Harman FirmwareHubEmulator
	USB: serial: cp210x: add ELDAT Easywave RX09 id
	serial: 8250: Add Nuvoton NPCM UART
	mei: remove dev_err message on an unsupported ioctl
	/dev/mem: Avoid overwriting "err" in read_mem()
	media: usbtv: prevent double free in error case
	parport_pc: Add support for WCH CH382L PCI-E single parallel port card.
	crypto: lrw - Free rctx->ext with kzfree
	crypto: inside-secure - fix clock management
	crypto: testmgr - Fix incorrect values in PKCS#1 test vector
	crypto: ahash - Fix early termination in hash walk
	crypto: caam - Fix null dereference at error path
	crypto: ccp - return an actual key size from RSA max_size callback
	crypto: arm,arm64 - Fix random regeneration of S_shipped
	crypto: x86/cast5-avx - fix ECB encryption when long sg follows short one
	Btrfs: fix unexpected cow in run_delalloc_nocow
	staging: comedi: ni_mio_common: ack ai fifo error interrupts.
	Revert "base: arch_topology: fix section mismatch build warnings"
	Input: ALPS - fix TrackStick detection on Thinkpad L570 and Latitude 7370
	Input: i8042 - add Lenovo ThinkPad L460 to i8042 reset list
	Input: i8042 - enable MUX on Sony VAIO VGN-CS series to fix touchpad
	vt: change SGR 21 to follow the standards
	ARM: dts: DRA76-EVM: Set powerhold property for tps65917
	net: hns: Fix ethtool private flags
	Fix slab name "biovec-(1<<(21-12))"
	Revert "ARM: dts: am335x-pepper: Fix the audio CODEC's reset pin"
	Revert "ARM: dts: omap3-n900: Fix the audio CODEC's reset pin"
	Revert "cpufreq: Fix governor module removal race"
	Revert "ip6_vti: adjust vti mtu according to mtu of lower device"
	Linux 4.14.33

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2018-04-08 16:39:12 +02:00
Herbert Xu
c3657fd0c1 crypto: ahash - Fix early termination in hash walk
commit 900a081f6912a8985dc15380ec912752cb66025a upstream.

When we have an unaligned SG list entry where there is no leftover
aligned data, the hash walk code will incorrectly return zero as if
the entire SG list has been processed.

This patch fixes it by moving onto the next page instead.

Reported-by: Eli Cooper <elicooper@gmx.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-04-08 14:26:31 +02:00
Conor McLoughlin
ad35fdc00a crypto: testmgr - Fix incorrect values in PKCS#1 test vector
commit 333e18c5cc74438f8940c7f3a8b3573748a371f9 upstream.

The RSA private key for the first form should have
version, prime1, prime2, exponent1, exponent2, coefficient
values 0.
With non-zero values for prime1,2, exponent 1,2 and coefficient
the Intel QAT driver will assume that values are provided for the
private key second form. This will result in signature verification
failures for modules where QAT device is present and the modules
are signed with rsa,sha256.

Cc: <stable@vger.kernel.org>
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Conor McLoughlin <conor.mcloughlin@intel.com>
Reviewed-by: Stephan Mueller <smueller@chronox.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-04-08 14:26:31 +02:00
Herbert Xu
77827f3d63 crypto: lrw - Free rctx->ext with kzfree
commit 8c9bdab21289c211ca1ca6a5f9b7537b4a600a02 upstream.

The buffer rctx->ext contains potentially sensitive data and should
be freed with kzfree.

Cc: <stable@vger.kernel.org>
Fixes: 700cb3f5fe75 ("crypto: lrw - Convert to skcipher")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-04-08 14:26:31 +02:00
Greg Kroah-Hartman
267c6efd76 This is the 4.14.28 stable release
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Merge 4.14.28 into android-4.14

Changes in 4.14.28
	net: phy: fix resume handling
	net: phy: Restore phy_resume() locking assumption
	x86: Treat R_X86_64_PLT32 as R_X86_64_PC32
	ASoC: sun4i-i2s: Fix RX slot number of SUN8I
	ASoC: sgtl5000: Fix suspend/resume
	ASoC: wm_adsp: For TLV controls only register TLV get/set
	ASoC: rt5651: Fix regcache sync errors on resume
	usb: host: xhci-rcar: add support for r8a77965
	xhci: Fix front USB ports on ASUS PRIME B350M-A
	xhci: fix endpoint context tracer output
	serial: sh-sci: prevent lockup on full TTY buffers
	tty/serial: atmel: add new version check for usart
	uas: fix comparison for error code
	staging: comedi: fix comedi_nsamples_left.
	staging: android: ashmem: Fix lockdep issue during llseek
	USB: storage: Add JMicron bridge 152d:2567 to unusual_devs.h
	usbip: vudc: fix null pointer dereference on udc->lock
	usb: quirks: add control message delay for 1b1c:1b20
	usb: usbmon: Read text within supplied buffer size
	usb: gadget: f_fs: Fix use-after-free in ffs_fs_kill_sb()
	usb: dwc3: Fix lock-up on ID change during system suspend/resume
	serial: 8250_pci: Add Brainboxes UC-260 4 port serial device
	serial: core: mark port as initialized in autoconfig
	earlycon: add reg-offset to physical address before mapping
	dm mpath: fix passing integrity data
	Revert "btrfs: use proper endianness accessors for super_copy"
	drm/edid: set ELD connector type in drm_edid_to_eld()
	dma-buf/fence: Fix lock inversion within dma-fence-array
	video/hdmi: Allow "empty" HDMI infoframes
	HID: multitouch: Only look at non touch fields in first packet of a frame
	HID: elo: clear BTN_LEFT mapping
	iwlwifi: mvm: rs: don't override the rate history in the search cycle
	ARM: dts: koelsch: Move cec_clock to root node
	clk: meson: gxbb: fix wrong clock for SARADC/SANA
	ARM: dts: exynos: Correct Trats2 panel reset line
	drm/amdgpu: fix get_max_engine_clock_in_mhz
	staging: rtl8822be: fix missing null check on dev_alloc_skb return
	typec: tcpm: fusb302: Resolve out of order messaging events
	USB: ledtrig-usbport: fix of-node leak
	sched: Stop switched_to_rt() from sending IPIs to offline CPUs
	sched: Stop resched_cpu() from sending IPIs to offline CPUs
	crypto: ecc - Fix NULL pointer deref. on no default_rng
	crypto: cavium - fix memory leak on info
	test_firmware: fix setting old custom fw path back on exit
	net: ieee802154: adf7242: Fix bug if defined DEBUG
	rtc: brcmstb-waketimer: fix error handling in brcmstb_waketmr_probe()
	net: xfrm: allow clearing socket xfrm policies.
	mtd: nand: fix interpretation of NAND_CMD_NONE in nand_command[_lp]()
	net: thunderx: Set max queue count taking XDP_TX into account
	ARM: dts: am335x-pepper: Fix the audio CODEC's reset pin
	ARM: dts: omap3-n900: Fix the audio CODEC's reset pin
	mtd: nand: ifc: update bufnum mask for ver >= 2.0.0
	userns: Don't fail follow_automount based on s_user_ns
	xfrm: Fix xfrm_replay_overflow_offload_esn
	leds: pm8058: Silence pointer to integer size warning
	power: supply: ab8500_charger: Fix an error handling path
	power: supply: ab8500_charger: Bail out in case of error in 'ab8500_charger_init_hw_registers()'
	drm/etnaviv: make THERMAL selectable
	iio: adc: ina2xx: Shift bus voltage register to mask flag bits
	iio: health: max30102: Add power enable parameter to get_temp function
	ath10k: update tdls teardown state to target
	cpufreq: Fix governor module removal race
	drm/amdgpu:fix random missing of FLR NOTIFY
	scsi: ses: don't ask for diagnostic pages repeatedly during probe
	pwm: stmpe: Fix wrong register offset for hwpwm=2 case
	drm/sun4i: Fix format mask in DE2 driver
	pinctrl: sh-pfc: r8a7791: Add can_clk function
	pinctrl: sh-pfc: r8a7795-es1: Fix MOD_SEL1 bit[25:24] to 0x3 when using STP_ISEN_1_D
	perf annotate: Fix unnecessary memory allocation for s390x
	perf annotate: Fix objdump comment parsing for Intel mov dissassembly
	iwlwifi: mvm: avoid dumping assert log when device is stopped
	drm/amdgpu:fix virtual dce bug
	clk: qcom: msm8916: fix mnd_width for codec_digcodec
	mwifiex: cfg80211: do not change virtual interface during scan processing
	ath10k: fix invalid STS_CAP_OFFSET_MASK
	tools/usbip: fixes build with musl libc toolchain
	spi: sun6i: disable/unprepare clocks on remove
	bnxt_en: Don't print "Link speed -1 no longer supported" messages.
	scsi: core: scsi_get_device_flags_keyed(): Always return device flags
	scsi: devinfo: apply to HP XP the same flags as Hitachi VSP
	scsi: dh: add new rdac devices
	media: vsp1: Prevent suspending and resuming DRM pipelines
	dm raid: fix raid set size revalidation
	media: cpia2: Fix a couple off by one bugs
	media: davinci: vpif_capture: add NULL check on devm_kzalloc return value
	virtio_net: Disable interrupts if napi_complete_done rescheduled napi
	net: sched: drop qdisc_reset from dev_graft_qdisc
	veth: set peer GSO values
	drm/amdkfd: Fix memory leaks in kfd topology
	powerpc/modules: Don't try to restore r2 after a sibling call
	powerpc/64: Don't trace irqs-off at interrupt return to soft-disabled context
	arm64: dts: renesas: salvator-common: Add EthernetAVB PHY reset
	agp/intel: Flush all chipset writes after updating the GGTT
	mac80211_hwsim: enforce PS_MANUAL_POLL to be set after PS_ENABLED
	mac80211: remove BUG() when interface type is invalid
	crypto: caam/qi - use correct print specifier for size_t
	ASoC: nuc900: Fix a loop timeout test
	mmc: mmc_test: Ensure command queue is disabled for testing
	Fix misannotated out-of-line _copy_to_user()
	ipvlan: add L2 check for packets arriving via virtual devices
	rcutorture/configinit: Fix build directory error message
	locking/locktorture: Fix num reader/writer corner cases
	ima: relax requiring a file signature for new files with zero length
	IB/mlx5: revisit -Wmaybe-uninitialized warning
	dmaengine: qcom_hidma: check pending interrupts
	drm/i915/glk: Disable Guc and HuC on GLK
	Linux 4.14.28

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2018-03-19 09:28:29 +01:00
Pierre
90cf769aeb crypto: ecc - Fix NULL pointer deref. on no default_rng
[ Upstream commit 4c0e22c90510308433272d7ba281b1eb4eda8209 ]

If crypto_get_default_rng returns an error, the
function ecc_gen_privkey should return an error.
Instead, it currently tries to use the default_rng
nevertheless, thus creating a kernel panic with a
NULL pointer dereference.
Returning the error directly, as was supposedly
intended when looking at the code, fixes this.

Signed-off-by: Pierre Ducroquet <pinaraf@pinaraf.info>
Reviewed-by: PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-03-19 08:42:49 +01:00
Greg Kroah-Hartman
85ab9a0468 This is the 4.14.24 stable release
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Merge 4.14.24 into android-4.14

Changes in 4.14.24
	hrtimer: Ensure POSIX compliance (relative CLOCK_REALTIME hrtimers)
	exec: avoid gcc-8 warning for get_task_comm
	mm/frame_vector.c: release a semaphore in 'get_vaddr_frames()'
	scsi: aacraid: Fix I/O drop during reset
	dmaengine: fsl-edma: disable clks on all error paths
	phy: cpcap-usb: Fix platform_get_irq_byname's error checking.
	nvme-fc: remove double put reference if admin connect fails
	nvme: check hw sectors before setting chunk sectors
	net: aquantia: Fix actual speed capabilities reporting
	net: aquantia: Fix hardware DMA stream overload on large MRRS
	net: usb: qmi_wwan: add Telit ME910 PID 0x1101 support
	mtd: nand: gpmi: Fix failure when a erased page has a bitflip at BBM
	mtd: nand: brcmnand: Zero bitflip is not an error
	ipv6: icmp6: Allow icmp messages to be looped back
	parisc: Reduce thread stack to 16 kb
	ARM: 8731/1: Fix csum_partial_copy_from_user() stack mismatch
	x86/asm: Allow again using asm.h when building for the 'bpf' clang target
	sctp: fix the issue that a __u16 variable may overflow in sctp_ulpq_renege
	sget(): handle failures of register_shrinker()
	net: phy: xgene: disable clk on error paths
	drm/nouveau/pci: do a msi rearm on init
	xfrm: Reinject transport-mode packets through tasklet
	x86/stacktrace: Make zombie stack traces reliable
	mac80211_hwsim: Fix a possible sleep-in-atomic bug in hwsim_get_radio_nl
	spi: atmel: fixed spin_lock usage inside atmel_spi_remove
	ASoC: nau8825: fix issue that pop noise when start capture
	cgroup: Fix deadlock in cpu hotplug path
	staging: ion: Fix ion_cma_heap allocations
	x86-64/Xen: eliminate W+X mappings
	net: mediatek: setup proper state for disabled GMAC on the default
	net: arc_emac: fix arc_emac_rx() error paths
	vxlan: update skb dst pmtu on tx path
	ip_gre: remove the incorrect mtu limit for ipgre tap
	ip6_gre: remove the incorrect mtu limit for ipgre tap
	ip6_tunnel: get the min mtu properly in ip6_tnl_xmit
	net: stmmac: Fix TX timestamp calculation
	net: stmmac: Fix bad RX timestamp extraction
	net/mlx5e: Fix ETS BW check
	net/mlx5: Cleanup IRQs in case of unload failure
	net/mlx5: Stay in polling mode when command EQ destroy fails
	ASoC: rsnd: fixup ADG register mask
	xen/balloon: Mark unallocated host memory as UNUSABLE
	netfilter: nf_tables: fix chain filter in nf_tables_dump_rules()
	scsi: storvsc: Fix scsi_cmd error assignments in storvsc_handle_error
	netfilter: uapi: correct UNTRACKED conntrack state bit number
	i915: Reject CCS modifiers for pipe C on Geminilake
	RDMA/vmw_pvrdma: Call ib_umem_release on destroy QP path
	ARM: dts: ls1021a: fix incorrect clock references
	crypto: af_alg - Fix race around ctx->rcvused by making it atomic_t
	lib/mpi: Fix umul_ppmm() for MIPS64r6
	arm64: dts: renesas: ulcb: Remove renesas, no-ether-link property
	crypto: inside-secure - per request invalidation
	crypto: inside-secure - free requests even if their handling failed
	crypto: inside-secure - fix request allocations in invalidation path
	netfilter: nf_tables: fix potential NULL-ptr deref in nf_tables_dump_obj_done()
	tipc: error path leak fixes in tipc_enable_bearer()
	tipc: fix tipc_mon_delete() oops in tipc_enable_bearer() error path
	tg3: Add workaround to restrict 5762 MRRS to 2048
	tg3: Enable PHY reset in MTU change path for 5720
	bnx2x: Improve reliability in case of nested PCI errors
	perf/x86/intel: Plug memory leak in intel_pmu_init()
	led: core: Fix brightness setting when setting delay_off=0
	IB/mlx5: Fix mlx5_ib_alloc_mr error flow
	genirq: Guard handle_bad_irq log messages
	afs: Fix missing error handling in afs_write_end()
	s390/dasd: fix wrongly assigned configuration data
	btrfs: Fix flush bio leak
	ip6_tunnel: allow ip6gre dev mtu to be set below 1280
	Input: xen-kbdfront - do not advertise multi-touch pressure support
	IB/mlx4: Fix mlx4_ib_alloc_mr error flow
	IB/ipoib: Fix race condition in neigh creation
	xfs: quota: fix missed destroy of qi_tree_lock
	xfs: quota: check result of register_shrinker()
	macvlan: Fix one possible double free
	e1000: fix disabling already-disabled warning
	NET: usb: qmi_wwan: add support for YUGA CLM920-NC5 PID 0x9625
	drm/ttm: check the return value of kzalloc
	RDMA/netlink: Fix locking around __ib_get_device_by_index
	x86/efi: Fix kernel param add_efi_memmap regression
	uapi libc compat: add fallback for unsupported libcs
	i40e/i40evf: Account for frags split over multiple descriptors in check linearize
	i40e: don't remove netdev->dev_addr when syncing uc list
	net: ena: unmask MSI-X only after device initialization is completed
	nl80211: Check for the required netlink attribute presence
	mac80211: mesh: drop frames appearing to be from us
	can: flex_can: Correct the checking for frame length in flexcan_start_xmit()
	wcn36xx: Fix dynamic power saving
	block: drain queue before waiting for q_usage_counter becoming zero
	ia64, sched/cputime: Fix build error if CONFIG_VIRT_CPU_ACCOUNTING_NATIVE=y
	bpf: sockmap missing NULL psock check
	leds: core: Fix regression caused by commit 2b83ff96f51d
	powerpc/pseries: Make RAS IRQ explicitly dependent on DLPAR WQ
	nvme-fabrics: initialize default host->id in nvmf_host_default()
	x86/platform/intel-mid: Revert "Make 'bt_sfi_data' const"
	bnxt_en: Fix population of flow_type in bnxt_hwrm_cfa_flow_alloc()
	bnxt_en: Fix the 'Invalid VF' id check in bnxt_vf_ndo_prep routine.
	xen-netfront: enable device after manual module load
	mdio-sun4i: Fix a memory leak
	SolutionEngine771x: fix Ether platform data
	xen/gntdev: Fix off-by-one error when unmapping with holes
	xen/gntdev: Fix partial gntdev_mmap() cleanup
	sctp: add a ceiling to optlen in some sockopts
	sctp: make use of pre-calculated len
	net: gianfar_ptp: move set_fipers() to spinlock protecting area
	of_mdio: avoid MDIO bus removal when a PHY is missing
	nfp: always unmask aux interrupts at init
	mlxsw: pci: Wait after reset before accessing HW
	MIPS: Implement __multi3 for GCC7 MIPS64r6 builds
	powerpc/pseries: Enable RAS hotplug events later
	arm64: dts: marvell: add comphy nodes on cp110 master and slave
	arm64: dts: marvell: mcbin: add comphy references to Ethernet ports
	net: sched: fix crash when deleting secondary chains
	net: sched: crash on blocks with goto chain action
	net_sched: get rid of rcu_barrier() in tcf_block_put_ext()
	net: sched: fix use-after-free in tcf_block_put_ext
	Linux 4.14.24

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2018-03-05 07:42:40 +01:00
Jonathan Cameron
36d0a678fb crypto: af_alg - Fix race around ctx->rcvused by making it atomic_t
[ Upstream commit af955bf15d2c27496b0269b1f05c26f758c68314 ]

This variable was increased and decreased without any protection.
Result was an occasional misscount and negative wrap around resulting
in false resource allocation failures.

Fixes: 7d2c3f54e6f6 ("crypto: af_alg - remove locking in async callback")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Stephan Mueller <smueller@chronox.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-03-03 10:24:29 +01:00
Dmitry Shmidt
2c71b7cbbb Merge 4.14.23 into android-4.14
Changes in 4.14.23
	netfilter: drop outermost socket lock in getsockopt()
	arm64: mm: don't write garbage into TTBR1_EL1 register
	kconfig.h: Include compiler types to avoid missed struct attributes
	MIPS: boot: Define __ASSEMBLY__ for its.S build
	xtensa: fix high memory/reserved memory collision
	scsi: ibmvfc: fix misdefined reserved field in ibmvfc_fcp_rsp_info
	MIPS: Drop spurious __unused in struct compat_flock
	cfg80211: fix cfg80211_beacon_dup
	i2c: designware: must wait for enable
	i2c: bcm2835: Set up the rising/falling edge delays
	X.509: fix BUG_ON() when hash algorithm is unsupported
	X.509: fix NULL dereference when restricting key with unsupported_sig
	PKCS#7: fix certificate chain verification
	PKCS#7: fix certificate blacklisting
	extcon: int3496: process id-pin first so that we start with the right status
	RDMA/uverbs: Protect from races between lookup and destroy of uobjects
	RDMA/uverbs: Protect from command mask overflow
	RDMA/uverbs: Fix bad unlock balance in ib_uverbs_close_xrcd
	RDMA/uverbs: Fix circular locking dependency
	RDMA/uverbs: Sanitize user entered port numbers prior to access it
	iio: adc: stm32: fix stm32h7_adc_enable error handling
	iio: srf08: fix link error "devm_iio_triggered_buffer_setup" undefined
	iio: buffer: check if a buffer has been set up when poll is called
	iio: adis_lib: Initialize trigger before requesting interrupt
	Kbuild: always define endianess in kconfig.h
	x86/oprofile: Fix bogus GCC-8 warning in nmi_setup()
	mm, swap, frontswap: fix THP swap if frontswap enabled
	irqchip/gic-v3: Use wmb() instead of smb_wmb() in gic_raise_softirq()
	irqchip/mips-gic: Avoid spuriously handling masked interrupts
	PCI/cxgb4: Extend T3 PCI quirk to T4+ devices
	ohci-hcd: Fix race condition caused by ohci_urb_enqueue() and io_watchdog_func()
	usb: ohci: Proper handling of ed_rm_list to handle race condition between usb_kill_urb() and finish_unlinks()
	arm64: Remove unimplemented syscall log message
	arm64: Disable unhandled signal log messages by default
	arm64: cpufeature: Fix CTR_EL0 field definitions
	Add delay-init quirk for Corsair K70 RGB keyboards
	drm/edid: Add 6 bpc quirk for CPT panel in Asus UX303LA
	usb: host: ehci: use correct device pointer for dma ops
	usb: dwc3: gadget: Set maxpacket size for ep0 IN
	usb: dwc3: ep0: Reset TRB counter for ep0 IN
	usb: ldusb: add PIDs for new CASSY devices supported by this driver
	Revert "usb: musb: host: don't start next rx urb if current one failed"
	usb: gadget: f_fs: Process all descriptors during bind
	usb: gadget: f_fs: Use config_ep_by_speed()
	usb: renesas_usbhs: missed the "running" flag in usb_dmac with rx path
	drm/cirrus: Load lut in crtc_commit
	drm: Handle unexpected holes in color-eviction
	drm/amdgpu: disable MMHUB power gating on raven
	drm/amdgpu: Add dpm quirk for Jet PRO (v2)
	drm/amdgpu: only check mmBIF_IOV_FUNC_IDENTIFIER on tonga/fiji
	drm/amdgpu: add atpx quirk handling (v2)
	drm/amdgpu: Avoid leaking PM domain on driver unbind (v2)
	drm/amdgpu: add new device to use atpx quirk
	drm/i915/breadcrumbs: Ignore unsubmitted signalers
	m32r: fix endianness constraints
	microblaze: fix endian handling
	Linux 4.14.23

Change-Id: I065d928eedf89f981316268f19362d9f8c418431
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
2018-02-28 11:16:14 -08:00
Eric Biggers
29e76b211e PKCS#7: fix certificate blacklisting
commit 29f4a67c17e19314b7d74b8569be935e6c7edf50 upstream.

If there is a blacklisted certificate in a SignerInfo's certificate
chain, then pkcs7_verify_sig_chain() sets sinfo->blacklisted and returns
0.  But, pkcs7_verify() fails to handle this case appropriately, as it
actually continues on to the line 'actual_ret = 0;', indicating that the
SignerInfo has passed verification.  Consequently, PKCS#7 signature
verification ignores the certificate blacklist.

Fix this by not considering blacklisted SignerInfos to have passed
verification.

Also fix the function comment with regards to when 0 is returned.

Fixes: 03bb79315ddc ("PKCS#7: Handle blacklisted certificates")
Cc: <stable@vger.kernel.org> # v4.12+
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-28 10:19:39 +01:00
Eric Biggers
1a1f7f726b PKCS#7: fix certificate chain verification
commit 971b42c038dc83e3327872d294fe7131bab152fc upstream.

When pkcs7_verify_sig_chain() is building the certificate chain for a
SignerInfo using the certificates in the PKCS#7 message, it is passing
the wrong arguments to public_key_verify_signature().  Consequently,
when the next certificate is supposed to be used to verify the previous
certificate, the next certificate is actually used to verify itself.

An attacker can use this bug to create a bogus certificate chain that
has no cryptographic relationship between the beginning and end.

Fortunately I couldn't quite find a way to use this to bypass the
overall signature verification, though it comes very close.  Here's the
reasoning: due to the bug, every certificate in the chain beyond the
first actually has to be self-signed (where "self-signed" here refers to
the actual key and signature; an attacker might still manipulate the
certificate fields such that the self_signed flag doesn't actually get
set, and thus the chain doesn't end immediately).  But to pass trust
validation (pkcs7_validate_trust()), either the SignerInfo or one of the
certificates has to actually be signed by a trusted key.  Since only
self-signed certificates can be added to the chain, the only way for an
attacker to introduce a trusted signature is to include a self-signed
trusted certificate.

But, when pkcs7_validate_trust_one() reaches that certificate, instead
of trying to verify the signature on that certificate, it will actually
look up the corresponding trusted key, which will succeed, and then try
to verify the *previous* certificate, which will fail.  Thus, disaster
is narrowly averted (as far as I could tell).

Fixes: 6c2dc5ae4ab7 ("X.509: Extract signature digest and make self-signed cert checks earlier")
Cc: <stable@vger.kernel.org> # v4.7+
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-28 10:19:39 +01:00
Eric Biggers
99b2095ac7 X.509: fix NULL dereference when restricting key with unsupported_sig
commit 4b34968e77ad09628cfb3c4a7daf2adc2cefc6e8 upstream.

The asymmetric key type allows an X.509 certificate to be added even if
its signature's hash algorithm is not available in the crypto API.  In
that case 'payload.data[asym_auth]' will be NULL.  But the key
restriction code failed to check for this case before trying to use the
signature, resulting in a NULL pointer dereference in
key_or_keyring_common() or in restrict_link_by_signature().

Fix this by returning -ENOPKG when the signature is unsupported.

Reproducer when all the CONFIG_CRYPTO_SHA512* options are disabled and
keyctl has support for the 'restrict_keyring' command:

    keyctl new_session
    keyctl restrict_keyring @s asymmetric builtin_trusted
    openssl req -new -sha512 -x509 -batch -nodes -outform der \
        | keyctl padd asymmetric desc @s

Fixes: a511e1af8b12 ("KEYS: Move the point of trust determination to __key_link()")
Cc: <stable@vger.kernel.org> # v4.7+
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-28 10:19:39 +01:00
Eric Biggers
dcb04cc794 X.509: fix BUG_ON() when hash algorithm is unsupported
commit 437499eea4291ae9621e8763a41df027c110a1ef upstream.

The X.509 parser mishandles the case where the certificate's signature's
hash algorithm is not available in the crypto API.  In this case,
x509_get_sig_params() doesn't allocate the cert->sig->digest buffer;
this part seems to be intentional.  However,
public_key_verify_signature() is still called via
x509_check_for_self_signed(), which triggers the 'BUG_ON(!sig->digest)'.

Fix this by making public_key_verify_signature() return -ENOPKG if the
hash buffer has not been allocated.

Reproducer when all the CONFIG_CRYPTO_SHA512* options are disabled:

    openssl req -new -sha512 -x509 -batch -nodes -outform der \
        | keyctl padd asymmetric desc @s

Fixes: 6c2dc5ae4ab7 ("X.509: Extract signature digest and make self-signed cert checks earlier")
Reported-by: Paolo Valente <paolo.valente@linaro.org>
Cc: Paolo Valente <paolo.valente@linaro.org>
Cc: <stable@vger.kernel.org> # v4.7+
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-28 10:19:39 +01:00
Eric Biggers
921c88669c FROMGIT: crypto: speck - add test vectors for Speck64-XTS
Add test vectors for Speck64-XTS, generated in userspace using C code.
The inputs were borrowed from the AES-XTS test vectors, with key lengths
adjusted.

xts-speck64-neon passes these tests.  However, they aren't currently
applicable for the generic XTS template, as that only supports a 128-bit
block size.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

(cherry picked from commit 41b3316e75ee5e8aec7234c9d631582b13a38c7d
 git://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master)
Change-Id: I61a2c77dbfcf487d77b3d9ef0a823dadea8ddf07
Signed-off-by: Eric Biggers <ebiggers@google.com>
2018-02-22 13:22:15 -08:00
Eric Biggers
dfd5e0277a FROMGIT: crypto: speck - add test vectors for Speck128-XTS
Add test vectors for Speck128-XTS, generated in userspace using C code.
The inputs were borrowed from the AES-XTS test vectors.

Both xts(speck128-generic) and xts-speck128-neon pass these tests.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

(cherry picked from commit c3bb521bb6ac3023ae236a3a361f951f8d78ecc4
 git://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master)
Change-Id: Ifd701d5df4a6602c207cfb28decc620ef7e5f896
Signed-off-by: Eric Biggers <ebiggers@google.com>
2018-02-22 13:22:13 -08:00
Eric Biggers
b456daecc7 FROMGIT: crypto: speck - export common helpers
Export the Speck constants and transform context and the ->setkey(),
->encrypt(), and ->decrypt() functions so that they can be reused by the
ARM NEON implementation of Speck-XTS.  The generic key expansion code
will be reused because it is not performance-critical and is not
vectorizable, while the generic encryption and decryption functions are
needed as fallbacks and for the XTS tweak encryption.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

(cherry picked from commit c8c36413ca8ccbf7a0afe71247fc4617ee2dfcfe
 git://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master)
Change-Id: I93e96e1ef40de7071af212146b8ad3bf45297c1d
Signed-off-by: Eric Biggers <ebiggers@google.com>
2018-02-22 13:22:10 -08:00
Eric Biggers
1b5dd7104e FROMGIT: crypto: speck - add support for the Speck block cipher
Add a generic implementation of Speck, including the Speck128 and
Speck64 variants.  Speck is a lightweight block cipher that can be much
faster than AES on processors that don't have AES instructions.

We are planning to offer Speck-XTS (probably Speck128/256-XTS) as an
option for dm-crypt and fscrypt on Android, for low-end mobile devices
with older CPUs such as ARMv7 which don't have the Cryptography
Extensions.  Currently, such devices are unencrypted because AES is not
fast enough, even when the NEON bit-sliced implementation of AES is
used.  Other AES alternatives such as Twofish, Threefish, Camellia,
CAST6, and Serpent aren't fast enough either; it seems that only a
modern ARX cipher can provide sufficient performance on these devices.

This is a replacement for our original proposal
(https://patchwork.kernel.org/patch/10101451/) which was to offer
ChaCha20 for these devices.  However, the use of a stream cipher for
disk/file encryption with no space to store nonces would have been much
more insecure than we thought initially, given that it would be used on
top of flash storage as well as potentially on top of F2FS, neither of
which is guaranteed to overwrite data in-place.

Speck has been somewhat controversial due to its origin.  Nevertheless,
it has a straightforward design (it's an ARX cipher), and it appears to
be the leading software-optimized lightweight block cipher currently,
with the most cryptanalysis.  It's also easy to implement without side
channels, unlike AES.  Moreover, we only intend Speck to be used when
the status quo is no encryption, due to AES not being fast enough.

We've also considered a novel length-preserving encryption mode based on
ChaCha20 and Poly1305.  While theoretically attractive, such a mode
would be a brand new crypto construction and would be more complicated
and difficult to implement efficiently in comparison to Speck-XTS.

There is confusion about the byte and word orders of Speck, since the
original paper doesn't specify them.  But we have implemented it using
the orders the authors recommended in a correspondence with them.  The
test vectors are taken from the original paper but were mapped to byte
arrays using the recommended byte and word orders.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

(cherry picked from commit da7a0ab5b4babbe5d7a46f852582be06a00a28f0
 git://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master)
Change-Id: Id13c44dee8e3817590950c178d54b24c3aee0b4e
Signed-off-by: Eric Biggers <ebiggers@google.com>
2018-02-22 13:22:09 -08:00
Greg Kroah-Hartman
474d3c467b This is the 4.14.21 stable release
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Merge 4.14.21 into android-4.14

Changes in 4.14.21
	tracing: Prevent PROFILE_ALL_BRANCHES when FORTIFY_SOURCE=y
	scsi: smartpqi: allow static build ("built-in")
	IB/umad: Fix use of unprotected device pointer
	IB/qib: Fix comparison error with qperf compare/swap test
	IB/mlx4: Fix incorrectly releasing steerable UD QPs when have only ETH ports
	IB/core: Fix two kernel warnings triggered by rxe registration
	IB/core: Fix ib_wc structure size to remain in 64 bytes boundary
	IB/core: Avoid a potential OOPs for an unused optional parameter
	selftests: seccomp: fix compile error seccomp_bpf
	kselftest: fix OOM in memory compaction test
	RDMA/rxe: Fix a race condition related to the QP error state
	RDMA/rxe: Fix a race condition in rxe_requester()
	RDMA/rxe: Fix rxe_qp_cleanup()
	cpufreq: powernv: Dont assume distinct pstate values for nominal and pmin
	swiotlb: suppress warning when __GFP_NOWARN is set
	PM / devfreq: Propagate error from devfreq_add_device()
	mwifiex: resolve reset vs. remove()/shutdown() deadlocks
	ocfs2: try a blocking lock before return AOP_TRUNCATED_PAGE
	powerpc/radix: Remove trace_tlbie call from radix__flush_tlb_all
	powerpc/numa: Invalidate numa_cpu_lookup_table on cpu remove
	powerpc/mm: Flush radix process translations when setting MMU type
	powerpc/xive: Use hw CPU ids when configuring the CPU queues
	powerpc: Fix DABR match on hash based systems
	dma-buf: fix reservation_object_wait_timeout_rcu once more v2
	s390: fix handling of -1 in set{,fs}[gu]id16 syscalls
	arm64: dts: msm8916: Correct ipc references for smsm
	ARM: lpc3250: fix uda1380 gpio numbers
	ARM: dts: STi: Add gpio polarity for "hdmi,hpd-gpio" property
	ARM: dts: nomadik: add interrupt-parent for clcd
	arm: dts: mt7623: fix card detection issue on bananapi-r2
	arm: spear600: Add missing interrupt-parent of rtc
	arm: spear13xx: Fix dmas cells
	arm: spear13xx: Fix spics gpio controller's warning
	drm/i915: add GT number to intel_device_info
	drm/i915/kbl: Change a KBL pci id to GT2 from GT1.5
	x86/gpu: add CFL to early quirks
	x86/kexec: Make kexec (mostly) work in 5-level paging mode
	x86/xen: init %gs very early to avoid page faults with stack protector
	x86: PM: Make APM idle driver initialize polling state
	x86/entry/64: Clear extra registers beyond syscall arguments, to reduce speculation attack surface
	x86/entry/64/compat: Clear registers for compat syscalls, to reduce speculation attack surface
	compiler-gcc.h: Introduce __optimize function attribute
	compiler-gcc.h: __nostackprotector needs gcc-4.4 and up
	crypto: sun4i_ss_prng - fix return value of sun4i_ss_prng_generate
	crypto: sun4i_ss_prng - convert lock to _bh in sun4i_ss_prng_generate
	powerpc/mm/radix: Split linear mapping on hot-unplug
	x86/mm/pti: Fix PTI comment in entry_SYSCALL_64()
	x86/speculation: Update Speculation Control microcode blacklist
	x86/speculation: Correct Speculation Control microcode blacklist again
	Revert "x86/speculation: Simplify indirect_branch_prediction_barrier()"
	KVM/x86: Reduce retpoline performance impact in slot_handle_level_range(), by always inlining iterator helper methods
	X86/nVMX: Properly set spec_ctrl and pred_cmd before merging MSRs
	KVM/nVMX: Set the CPU_BASED_USE_MSR_BITMAPS if we have a valid L02 MSR bitmap
	x86/speculation: Clean up various Spectre related details
	PM / runtime: Update links_count also if !CONFIG_SRCU
	PM: cpuidle: Fix cpuidle_poll_state_init() prototype
	x86/entry/64: Clear registers for exceptions/interrupts, to reduce speculation attack surface
	x86/entry/64: Merge SAVE_C_REGS and SAVE_EXTRA_REGS, remove unused extensions
	x86/entry/64: Merge the POP_C_REGS and POP_EXTRA_REGS macros into a single POP_REGS macro
	x86/entry/64: Interleave XOR register clearing with PUSH instructions
	x86/entry/64: Introduce the PUSH_AND_CLEAN_REGS macro
	x86/entry/64: Use PUSH_AND_CLEAN_REGS in more cases
	x86/entry/64: Get rid of the ALLOC_PT_GPREGS_ON_STACK and SAVE_AND_CLEAR_REGS macros
	x86/entry/64: Indent PUSH_AND_CLEAR_REGS and POP_REGS properly
	x86/entry/64: Fix paranoid_entry() frame pointer warning
	x86/entry/64: Remove the unused 'icebp' macro
	selftests/x86: Fix vDSO selftest segfault for vsyscall=none
	selftests/x86: Clean up and document sscanf() usage
	selftests/x86/pkeys: Remove unused functions
	selftests/x86: Do not rely on "int $0x80" in test_mremap_vdso.c
	selftests/x86: Do not rely on "int $0x80" in single_step_syscall.c
	selftests/x86: Disable tests requiring 32-bit support on pure 64-bit systems
	objtool: Fix segfault in ignore_unreachable_insn()
	x86/debug, objtool: Annotate WARN()-related UD2 as reachable
	x86/debug: Use UD2 for WARN()
	x86/speculation: Fix up array_index_nospec_mask() asm constraint
	nospec: Move array_index_nospec() parameter checking into separate macro
	x86/speculation: Add <asm/msr-index.h> dependency
	kmemcheck: remove annotations
	kmemcheck: stop using GFP_NOTRACK and SLAB_NOTRACK
	kmemcheck: remove whats left of NOTRACK flags
	kmemcheck: rip it out
	kmemcheck: rip it out for real
	x86/mm: Rename flush_tlb_single() and flush_tlb_one() to __flush_tlb_one_[user|kernel]()
	selftests/x86/mpx: Fix incorrect bounds with old _sigfault
	x86/cpu: Rename cpu_data.x86_mask to cpu_data.x86_stepping
	x86/spectre: Fix an error message
	x86/cpu: Change type of x86_cache_size variable to unsigned int
	x86/entry/64: Fix CR3 restore in paranoid_exit()
	drm/ttm: Don't add swapped BOs to swap-LRU list
	drm/ttm: Fix 'buf' pointer update in ttm_bo_vm_access_kmap() (v2)
	drm/qxl: unref cursor bo when finished with it
	drm/amd/powerplay: Fix smu_table_entry.handle type
	drm/ast: Load lut in crtc_commit
	arm64: Add missing Falkor part number for branch predictor hardening
	drm/radeon: Add dpm quirk for Jet PRO (v2)
	drm/radeon: adjust tested variable
	rtc-opal: Fix handling of firmware error codes, prevent busy loops
	mbcache: initialize entry->e_referenced in mb_cache_entry_create()
	mmc: sdhci: Implement an SDHCI-specific bounce buffer
	mmc: bcm2835: Don't overwrite max frequency unconditionally
	Revert "mmc: meson-gx: include tx phase in the tuning process"
	mlx5: fix mlx5_get_vector_affinity to start from completion vector 0
	Revert "apple-gmux: lock iGP IO to protect from vgaarb changes"
	jbd2: fix sphinx kernel-doc build warnings
	ext4: fix a race in the ext4 shutdown path
	ext4: save error to disk in __ext4_grp_locked_error()
	ext4: correct documentation for grpid mount option
	mm: hide a #warning for COMPILE_TEST
	mm: Fix memory size alignment in devm_memremap_pages_release()
	MIPS: Fix typo BIG_ENDIAN to CPU_BIG_ENDIAN
	MIPS: Fix incorrect mem=X@Y handling
	PCI: Disable MSI for HiSilicon Hip06/Hip07 only in Root Port mode
	PCI: iproc: Fix NULL pointer dereference for BCMA
	PCI: keystone: Fix interrupt-controller-node lookup
	video: fbdev: atmel_lcdfb: fix display-timings lookup
	console/dummy: leave .con_font_get set to NULL
	rbd: whitelist RBD_FEATURE_OPERATIONS feature bit
	xen: Fix {set,clear}_foreign_p2m_mapping on autotranslating guests
	xenbus: track caller request id
	seq_file: fix incomplete reset on read from zero offset
	tracing: Fix parsing of globs with a wildcard at the beginning
	mpls, nospec: Sanitize array index in mpls_label_ok()
	rtlwifi: rtl8821ae: Fix connection lost problem correctly
	arm64: proc: Set PTE_NG for table entries to avoid traversing them twice
	qxl: alloc & use shadow for dumb buffers
	drm/qxl: reapply cursor after resetting primary
	xprtrdma: Fix calculation of ri_max_send_sges
	xprtrdma: Fix BUG after a device removal
	blk-wbt: account flush requests correctly
	target/iscsi: avoid NULL dereference in CHAP auth error path
	iscsi-target: make sure to wake up sleeping login worker
	dm: correctly handle chained bios in dec_pending()
	Btrfs: fix deadlock in run_delalloc_nocow
	Btrfs: fix crash due to not cleaning up tree log block's dirty bits
	Btrfs: fix extent state leak from tree log
	Btrfs: fix btrfs_evict_inode to handle abnormal inodes correctly
	Btrfs: fix use-after-free on root->orphan_block_rsv
	Btrfs: fix unexpected -EEXIST when creating new inode
	9p/trans_virtio: discard zero-length reply
	mtd: nand: vf610: set correct ooblayout
	ALSA: hda - Fix headset mic detection problem for two Dell machines
	ALSA: usb-audio: Fix UAC2 get_ctl request with a RANGE attribute
	ALSA: hda/realtek - Add headset mode support for Dell laptop
	ALSA: hda/realtek - Enable Thinkpad Dock device for ALC298 platform
	ALSA: hda/realtek: PCI quirk for Fujitsu U7x7
	ALSA: usb-audio: add implicit fb quirk for Behringer UFX1204
	ALSA: usb: add more device quirks for USB DSD devices
	ALSA: seq: Fix racy pool initializations
	mvpp2: fix multicast address filter
	usb: Move USB_UHCI_BIG_ENDIAN_* out of USB_SUPPORT
	x86/mm, mm/hwpoison: Don't unconditionally unmap kernel 1:1 pages
	scsi: core: check for device state in __scsi_remove_target()
	Bluetooth: BT_HCIUART now depends on SERIAL_DEV_BUS
	ARM: dts: exynos: fix RTC interrupt for exynos5410
	ARM: pxa/tosa-bt: add MODULE_LICENSE tag
	arm64: dts: msm8916: Add missing #phy-cells
	ARM: dts: s5pv210: add interrupt-parent for ohci
	arm: dts: mt7623: Update ethsys binding
	arm: dts: mt2701: Add reset-cells
	ARM: dts: Delete bogus reference to the charlcd
	media: r820t: fix r820t_write_reg for KASAN
	mmc: sdhci-of-esdhc: disable SD clock for clock value 0
	mmc: sdhci-of-esdhc: fix eMMC couldn't work after kexec
	mmc: sdhci-of-esdhc: fix the mmc error after sleep on ls1046ardb
	ASoC: acpi: fix machine driver selection based on quirk
	ovl: hash directory inodes for fsnotify
	Linux 4.14.21

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2018-02-22 18:12:09 +01:00
Levin, Alexander (Sasha Levin)
ae63fd26b2 kmemcheck: stop using GFP_NOTRACK and SLAB_NOTRACK
commit 75f296d93bcebcfe375884ddac79e30263a31766 upstream.

Convert all allocations that used a NOTRACK flag to stop using it.

Link: http://lkml.kernel.org/r/20171007030159.22241-3-alexander.levin@verizon.com
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Eric W. Biederman <ebiederm@xmission.com>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Tim Hansen <devtimhansen@gmail.com>
Cc: Vegard Nossum <vegardno@ifi.uio.no>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-22 15:42:23 +01:00
Greg Kroah-Hartman
0a91e84c5c This is the 4.14.20 stable release
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Merge 4.14.20 into android-4.14

Changes in 4.14.20
	watchdog: indydog: Add dependency on SGI_HAS_INDYDOG
	powerpc/pseries: include linux/types.h in asm/hvcall.h
	cifs: Fix missing put_xid in cifs_file_strict_mmap
	cifs: Fix autonegotiate security settings mismatch
	CIFS: zero sensitive data when freeing
	cpufreq: mediatek: add mediatek related projects into blacklist
	dmaengine: dmatest: fix container_of member in dmatest_callback
	sched/wait: Fix add_wait_queue() behavioral change
	watchdog: gpio_wdt: set WDOG_HW_RUNNING in gpio_wdt_stop
	arm64: Define cputype macros for Falkor CPU
	arm64: Add software workaround for Falkor erratum 1041
	KVM MMU: check pending exception before injecting APF
	sched/rt: Use container_of() to get root domain in rto_push_irq_work_func()
	sched/rt: Up the root domain ref count when passing it around via IPIs
	drm/i915: Add .get_hw_state() method for planes
	drm/i915: Redo plane sanitation during readout
	drm/i915: Fix deadlock in i830_disable_pipe()
	dccp: CVE-2017-8824: use-after-free in DCCP code
	media: dvb-usb-v2: lmedm04: Improve logic checking of warm start
	media: dvb-usb-v2: lmedm04: move ts2020 attach to dm04_lme2510_tuner
	media: hdpvr: Fix an error handling path in hdpvr_probe()
	arm64: move TASK_* definitions to <asm/processor.h>
	arm64: mm: Use non-global mappings for kernel space
	arm64: mm: Temporarily disable ARM64_SW_TTBR0_PAN
	arm64: mm: Move ASID from TTBR0 to TTBR1
	arm64: mm: Remove pre_ttbr0_update_workaround for Falkor erratum #E1003
	arm64: mm: Rename post_ttbr0_update_workaround
	arm64: mm: Fix and re-enable ARM64_SW_TTBR0_PAN
	arm64: mm: Allocate ASIDs in pairs
	arm64: mm: Add arm64_kernel_unmapped_at_el0 helper
	arm64: mm: Invalidate both kernel and user ASIDs when performing TLBI
	arm64: entry: Add exception trampoline page for exceptions from EL0
	arm64: mm: Map entry trampoline into trampoline and kernel page tables
	arm64: entry: Explicitly pass exception level to kernel_ventry macro
	arm64: entry: Hook up entry trampoline to exception vectors
	arm64: erratum: Work around Falkor erratum #E1003 in trampoline code
	arm64: cpu_errata: Add Kryo to Falkor 1003 errata
	arm64: tls: Avoid unconditional zeroing of tpidrro_el0 for native tasks
	arm64: entry: Add fake CPU feature for unmapping the kernel at EL0
	arm64: kaslr: Put kernel vectors address in separate data page
	arm64: use RET instruction for exiting the trampoline
	arm64: Kconfig: Add CONFIG_UNMAP_KERNEL_AT_EL0
	arm64: Kconfig: Reword UNMAP_KERNEL_AT_EL0 kconfig entry
	arm64: Take into account ID_AA64PFR0_EL1.CSV3
	arm64: capabilities: Handle duplicate entries for a capability
	arm64: mm: Introduce TTBR_ASID_MASK for getting at the ASID in the TTBR
	arm64: kpti: Fix the interaction between ASID switching and software PAN
	arm64: cputype: Add MIDR values for Cavium ThunderX2 CPUs
	arm64: Turn on KPTI only on CPUs that need it
	arm64: kpti: Make use of nG dependent on arm64_kernel_unmapped_at_el0()
	arm64: mm: Permit transitioning from Global to Non-Global without BBM
	arm64: kpti: Add ->enable callback to remap swapper using nG mappings
	arm64: Force KPTI to be disabled on Cavium ThunderX
	arm64: entry: Reword comment about post_ttbr_update_workaround
	arm64: idmap: Use "awx" flags for .idmap.text .pushsection directives
	arm64: barrier: Add CSDB macros to control data-value prediction
	arm64: Implement array_index_mask_nospec()
	arm64: Make USER_DS an inclusive limit
	arm64: Use pointer masking to limit uaccess speculation
	arm64: entry: Ensure branch through syscall table is bounded under speculation
	arm64: uaccess: Prevent speculative use of the current addr_limit
	arm64: uaccess: Don't bother eliding access_ok checks in __{get, put}_user
	arm64: uaccess: Mask __user pointers for __arch_{clear, copy_*}_user
	arm64: futex: Mask __user pointers prior to dereference
	arm64: cpufeature: __this_cpu_has_cap() shouldn't stop early
	arm64: Run enable method for errata work arounds on late CPUs
	arm64: cpufeature: Pass capability structure to ->enable callback
	drivers/firmware: Expose psci_get_version through psci_ops structure
	arm64: Move post_ttbr_update_workaround to C code
	arm64: Add skeleton to harden the branch predictor against aliasing attacks
	arm64: Move BP hardening to check_and_switch_context
	arm64: KVM: Use per-CPU vector when BP hardening is enabled
	arm64: entry: Apply BP hardening for high-priority synchronous exceptions
	arm64: entry: Apply BP hardening for suspicious interrupts from EL0
	arm64: cputype: Add missing MIDR values for Cortex-A72 and Cortex-A75
	arm64: Implement branch predictor hardening for affected Cortex-A CPUs
	arm64: Implement branch predictor hardening for Falkor
	arm64: Branch predictor hardening for Cavium ThunderX2
	arm64: KVM: Increment PC after handling an SMC trap
	arm/arm64: KVM: Consolidate the PSCI include files
	arm/arm64: KVM: Add PSCI_VERSION helper
	arm/arm64: KVM: Add smccc accessors to PSCI code
	arm/arm64: KVM: Implement PSCI 1.0 support
	arm/arm64: KVM: Advertise SMCCC v1.1
	arm64: KVM: Make PSCI_VERSION a fast path
	arm/arm64: KVM: Turn kvm_psci_version into a static inline
	arm64: KVM: Report SMCCC_ARCH_WORKAROUND_1 BP hardening support
	arm64: KVM: Add SMCCC_ARCH_WORKAROUND_1 fast handling
	firmware/psci: Expose PSCI conduit
	firmware/psci: Expose SMCCC version through psci_ops
	arm/arm64: smccc: Make function identifiers an unsigned quantity
	arm/arm64: smccc: Implement SMCCC v1.1 inline primitive
	arm64: Add ARM_SMCCC_ARCH_WORKAROUND_1 BP hardening support
	arm64: Kill PSCI_GET_VERSION as a variant-2 workaround
	mtd: cfi: convert inline functions to macros
	mtd: nand: brcmnand: Disable prefetch by default
	mtd: nand: Fix nand_do_read_oob() return value
	mtd: nand: sunxi: Fix ECC strength choice
	ubi: Fix race condition between ubi volume creation and udev
	ubi: fastmap: Erase outdated anchor PEBs during attach
	ubi: block: Fix locking for idr_alloc/idr_remove
	ubifs: free the encrypted symlink target
	nfs/pnfs: fix nfs_direct_req ref leak when i/o falls back to the mds
	nfs41: do not return ENOMEM on LAYOUTUNAVAILABLE
	NFS: Add a cond_resched() to nfs_commit_release_pages()
	NFS: Fix nfsstat breakage due to LOOKUPP
	NFS: commit direct writes even if they fail partially
	NFS: reject request for id_legacy key without auxdata
	NFS: Fix a race between mmap() and O_DIRECT
	kernfs: fix regression in kernfs_fop_write caused by wrong type
	ahci: Annotate PCI ids for mobile Intel chipsets as such
	ahci: Add PCI ids for Intel Bay Trail, Cherry Trail and Apollo Lake AHCI
	ahci: Add Intel Cannon Lake PCH-H PCI ID
	crypto: hash - introduce crypto_hash_alg_has_setkey()
	crypto: cryptd - pass through absence of ->setkey()
	crypto: mcryptd - pass through absence of ->setkey()
	crypto: poly1305 - remove ->setkey() method
	crypto: hash - annotate algorithms taking optional key
	crypto: hash - prevent using keyed hashes without setting key
	media: v4l2-ioctl.c: use check_fmt for enum/g/s/try_fmt
	media: v4l2-ioctl.c: don't copy back the result for -ENOTTY
	media: v4l2-compat-ioctl32.c: add missing VIDIOC_PREPARE_BUF
	media: v4l2-compat-ioctl32.c: fix the indentation
	media: v4l2-compat-ioctl32.c: move 'helper' functions to __get/put_v4l2_format32
	media: v4l2-compat-ioctl32.c: avoid sizeof(type)
	media: v4l2-compat-ioctl32.c: copy m.userptr in put_v4l2_plane32
	media: v4l2-compat-ioctl32.c: fix ctrl_is_pointer
	media: v4l2-compat-ioctl32.c: copy clip list in put_v4l2_window32
	media: v4l2-compat-ioctl32.c: drop pr_info for unknown buffer type
	media: v4l2-compat-ioctl32.c: don't copy back the result for certain errors
	media: v4l2-compat-ioctl32.c: refactor compat ioctl32 logic
	media: v4l2-compat-ioctl32.c: make ctrl_is_pointer work for subdevs
	crypto: caam - fix endless loop when DECO acquire fails
	crypto: sha512-mb - initialize pending lengths correctly
	arm: KVM: Fix SMCCC handling of unimplemented SMC/HVC calls
	KVM: nVMX: Fix races when sending nested PI while dest enters/leaves L2
	KVM: nVMX: Fix bug of injecting L2 exception into L1
	KVM: PPC: Book3S HV: Make sure we don't re-enter guest without XIVE loaded
	KVM: PPC: Book3S HV: Drop locks before reading guest memory
	KVM: arm/arm64: Handle CPU_PM_ENTER_FAILED
	KVM: PPC: Book3S PR: Fix broken select due to misspelling
	ASoC: rockchip: i2s: fix playback after runtime resume
	ASoC: skl: Fix kernel warning due to zero NHTL entry
	watchdog: imx2_wdt: restore previous timeout after suspend+resume
	Btrfs: raid56: iterate raid56 internal bio with bio_for_each_segment_all
	kasan: don't emit builtin calls when sanitization is off
	kasan: rework Kconfig settings
	media: dvb-frontends: fix i2c access helpers for KASAN
	media: ts2020: avoid integer overflows on 32 bit machines
	media: cxusb, dib0700: ignore XC2028_I2C_FLUSH
	fs/proc/kcore.c: use probe_kernel_read() instead of memcpy()
	kernel/async.c: revert "async: simplify lowest_in_progress()"
	kernel/relay.c: revert "kernel/relay.c: fix potential memory leak"
	pipe: actually allow root to exceed the pipe buffer limits
	pipe: fix off-by-one error when checking buffer limits
	HID: quirks: Fix keyboard + touchpad on Toshiba Click Mini not working
	Bluetooth: btsdio: Do not bind to non-removable BCM43341
	Revert "Bluetooth: btusb: fix QCA Rome suspend/resume"
	Bluetooth: btusb: Restore QCA Rome suspend/resume fix with a "rewritten" version
	ipmi: use dynamic memory for DMI driver override
	signal/openrisc: Fix do_unaligned_access to send the proper signal
	signal/sh: Ensure si_signo is initialized in do_divide_error
	alpha: fix crash if pthread_create races with signal delivery
	alpha: osf_sys.c: fix put_tv32 regression
	alpha: Fix mixed up args in EXC macro in futex operations
	alpha: fix reboot on Avanti platform
	alpha: fix formating of stack content
	xtensa: fix futex_atomic_cmpxchg_inatomic
	EDAC, octeon: Fix an uninitialized variable warning
	pinctrl: intel: Initialize GPIO properly when used through irqchip
	pinctrl: mcp23s08: fix irq setup order
	pinctrl: sx150x: Unregister the pinctrl on release
	pinctrl: sx150x: Register pinctrl before adding the gpiochip
	pinctrl: sx150x: Add a static gpio/pinctrl pin range mapping
	pktcdvd: Fix pkt_setup_dev() error path
	pktcdvd: Fix a recently introduced NULL pointer dereference
	blk-mq: quiesce queue before freeing queue
	clocksource/drivers/stm32: Fix kernel panic with multiple timers
	lib/ubsan.c: s/missaligned/misaligned/
	lib/ubsan: add type mismatch handler for new GCC/Clang
	btrfs: Handle btrfs_set_extent_delalloc failure in fixup worker
	objtool: Fix switch-table detection
	arm64: dts: marvell: add Ethernet aliases
	drm/i915: Avoid PPS HW/SW state mismatch due to rounding
	ACPI: sbshc: remove raw pointer from printk() message
	acpi, nfit: fix register dimm error handling
	ovl: fix failure to fsync lower dir
	ovl: take mnt_want_write() for removing impure xattr
	mn10300/misalignment: Use SIGSEGV SEGV_MAPERR to report a failed user copy
	devpts: fix error handling in devpts_mntget()
	ftrace: Remove incorrect setting of glob search field
	scsi: core: Ensure that the SCSI error handler gets woken up
	rcu: Export init_rcu_head() and destroy_rcu_head() to GPL modules
	scsi: lpfc: Fix crash after bad bar setup on driver attachment
	scsi: cxlflash: Reset command ioasc
	Linux 4.14.20

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2018-02-17 14:54:49 +01:00
Eric Biggers
2f00eb2790 crypto: hash - prevent using keyed hashes without setting key
commit 9fa68f620041be04720d0cbfb1bd3ddfc6310b24 upstream.

Currently, almost none of the keyed hash algorithms check whether a key
has been set before proceeding.  Some algorithms are okay with this and
will effectively just use a key of all 0's or some other bogus default.
However, others will severely break, as demonstrated using
"hmac(sha3-512-generic)", the unkeyed use of which causes a kernel crash
via a (potentially exploitable) stack buffer overflow.

A while ago, this problem was solved for AF_ALG by pairing each hash
transform with a 'has_key' bool.  However, there are still other places
in the kernel where userspace can specify an arbitrary hash algorithm by
name, and the kernel uses it as unkeyed hash without checking whether it
is really unkeyed.  Examples of this include:

    - KEYCTL_DH_COMPUTE, via the KDF extension
    - dm-verity
    - dm-crypt, via the ESSIV support
    - dm-integrity, via the "internal hash" mode with no key given
    - drbd (Distributed Replicated Block Device)

This bug is especially bad for KEYCTL_DH_COMPUTE as that requires no
privileges to call.

Fix the bug for all users by adding a flag CRYPTO_TFM_NEED_KEY to the
->crt_flags of each hash transform that indicates whether the transform
still needs to be keyed or not.  Then, make the hash init, import, and
digest functions return -ENOKEY if the key is still needed.

The new flag also replaces the 'has_key' bool which algif_hash was
previously using, thereby simplifying the algif_hash implementation.

Reported-by: syzbot <syzkaller@googlegroups.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-16 20:23:00 +01:00
Eric Biggers
8d906d183b crypto: hash - annotate algorithms taking optional key
commit a208fa8f33031b9e0aba44c7d1b7e68eb0cbd29e upstream.

We need to consistently enforce that keyed hashes cannot be used without
setting the key.  To do this we need a reliable way to determine whether
a given hash algorithm is keyed or not.  AF_ALG currently does this by
checking for the presence of a ->setkey() method.  However, this is
actually slightly broken because the CRC-32 algorithms implement
->setkey() but can also be used without a key.  (The CRC-32 "key" is not
actually a cryptographic key but rather represents the initial state.
If not overridden, then a default initial state is used.)

Prepare to fix this by introducing a flag CRYPTO_ALG_OPTIONAL_KEY which
indicates that the algorithm has a ->setkey() method, but it is not
required to be called.  Then set it on all the CRC-32 algorithms.

The same also applies to the Adler-32 implementation in Lustre.

Also, the cryptd and mcryptd templates have to pass through the flag
from their underlying algorithm.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-16 20:23:00 +01:00
Eric Biggers
b806c0cc4c crypto: poly1305 - remove ->setkey() method
commit a16e772e664b9a261424107784804cffc8894977 upstream.

Since Poly1305 requires a nonce per invocation, the Linux kernel
implementations of Poly1305 don't use the crypto API's keying mechanism
and instead expect the key and nonce as the first 32 bytes of the data.
But ->setkey() is still defined as a stub returning an error code.  This
prevents Poly1305 from being used through AF_ALG and will also break it
completely once we start enforcing that all crypto API users (not just
AF_ALG) call ->setkey() if present.

Fix it by removing crypto_poly1305_setkey(), leaving ->setkey as NULL.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-16 20:23:00 +01:00
Eric Biggers
16210524c4 crypto: mcryptd - pass through absence of ->setkey()
commit fa59b92d299f2787e6bae1ff078ee0982e80211f upstream.

When the mcryptd template is used to wrap an unkeyed hash algorithm,
don't install a ->setkey() method to the mcryptd instance.  This change
is necessary for mcryptd to keep working with unkeyed hash algorithms
once we start enforcing that ->setkey() is called when present.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-16 20:23:00 +01:00
Eric Biggers
ed7b0af0ca crypto: cryptd - pass through absence of ->setkey()
commit 841a3ff329713f796a63356fef6e2f72e4a3f6a3 upstream.

When the cryptd template is used to wrap an unkeyed hash algorithm,
don't install a ->setkey() method to the cryptd instance.  This change
is necessary for cryptd to keep working with unkeyed hash algorithms
once we start enforcing that ->setkey() is called when present.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-16 20:22:59 +01:00
Eric Biggers
b8b32e2e68 crypto: hash - introduce crypto_hash_alg_has_setkey()
commit cd6ed77ad5d223dc6299fb58f62e0f5267f7e2ba upstream.

Templates that use an shash spawn can use crypto_shash_alg_has_setkey()
to determine whether the underlying algorithm requires a key or not.
But there was no corresponding function for ahash spawns.  Add it.

Note that the new function actually has to support both shash and ahash
algorithms, since the ahash API can be used with either.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-16 20:22:59 +01:00
Greg Kroah-Hartman
fb6faf0423 This is the 4.14.19 stable release
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Merge 4.14.19 into android-4.14

Changes in 4.14.19
	.gitignore: sort normal pattern rules alphabetically
	.gitignore: move *.dtb and *.dtb.S patterns to the top-level .gitignore
	kbuild: rpm-pkg: keep spec file until make mrproper
	ip6mr: fix stale iterator
	net: igmp: add a missing rcu locking section
	qlcnic: fix deadlock bug
	qmi_wwan: Add support for Quectel EP06
	r8169: fix RTL8168EP take too long to complete driver initialization.
	tcp: release sk_frag.page in tcp_disconnect
	vhost_net: stop device during reset owner
	Revert "defer call to mem_cgroup_sk_alloc()"
	net: ipv6: send unsolicited NA after DAD
	rocker: fix possible null pointer dereference in rocker_router_fib_event_work
	tcp_bbr: fix pacing_gain to always be unity when using lt_bw
	ipv6: Fix SO_REUSEPORT UDP socket with implicit sk_ipv6only
	soreuseport: fix mem leak in reuseport_add_sock()
	media: mtk-vcodec: add missing MODULE_LICENSE/DESCRIPTION
	media: soc_camera: soc_scale_crop: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE
	crypto: tcrypt - fix S/G table for test_aead_speed()
	arch: define weak abort()
	kernel/exit.c: export abort() to modules
	scsi: storvsc: missing error code in storvsc_probe()
	Revert "x86/alternative: Print unadorned pointers"
	Linux 4.14.19

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2018-02-13 12:53:38 +01:00
Robert Baronescu
3a570cfe78 crypto: tcrypt - fix S/G table for test_aead_speed()
commit 5c6ac1d4f8fbdbed65dbeb8cf149d736409d16a1 upstream.

In case buffer length is a multiple of PAGE_SIZE,
the S/G table is incorrectly generated.
Fix this by handling buflen = k * PAGE_SIZE separately.

Signed-off-by: Robert Baronescu <robert.baronescu@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-13 10:19:49 +01:00
Greg Kroah-Hartman
faeb94c01f This is the 4.14.17 stable release
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Merge 4.14.17 into android-4.14

Changes in 4.14.17
	futex: Fix OWNER_DEAD fixup
	loop: fix concurrent lo_open/lo_release
	KVM: x86: Fix CPUID function for word 6 (80000001_ECX)
	tools/gpio: Fix build error with musl libc
	gpio: stmpe: i2c transfer are forbiden in atomic context
	gpio: Fix kernel stack leak to userspace
	ALSA: hda - Reduce the suspend time consumption for ALC256
	crypto: ecdh - fix typo in KPP dependency of CRYPTO_ECDH
	crypto: aesni - handle zero length dst buffer
	crypto: aesni - fix typo in generic_gcmaes_decrypt
	crypto: gcm - add GCM IV size constant
	crypto: aesni - Use GCM IV size constant
	crypto: aesni - add wrapper for generic gcm(aes)
	crypto: aesni - Fix out-of-bounds access of the data buffer in generic-gcm-aesni
	crypto: aesni - Fix out-of-bounds access of the AAD buffer in generic-gcm-aesni
	crypto: inside-secure - fix hash when length is a multiple of a block
	crypto: inside-secure - avoid unmapping DMA memory that was not mapped
	crypto: sha3-generic - fixes for alignment and big endian operation
	crypto: af_alg - whitelist mask and type
	HID: wacom: EKR: ensure devres groups at higher indexes are released
	HID: wacom: Fix reporting of touch toggle (WACOM_HID_WD_MUTE_DEVICE) events
	power: reset: zx-reboot: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE
	gpio: iop: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE
	gpio: ath79: add missing MODULE_DESCRIPTION/LICENSE
	mtd: nand: denali_pci: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE
	igb: Free IRQs when device is hotplugged
	ima/policy: fix parsing of fsuuid
	scsi: aacraid: Fix udev inquiry race condition
	scsi: aacraid: Fix hang in kdump
	VFS: Handle lazytime in do_mount()
	drm/vc4: Account for interrupts in flight
	btrfs: Fix transaction abort during failure in btrfs_rm_dev_item
	Btrfs: bail out gracefully rather than BUG_ON
	cpupowerutils: bench - Fix cpu online check
	cpupower : Fix cpupower working when cpu0 is offline
	KVM: nVMX/nSVM: Don't intercept #UD when running L2
	KVM: x86: emulator: Return to user-mode on L1 CPL=0 emulation failure
	KVM: x86: Don't re-execute instruction when not passing CR2 value
	KVM: X86: Fix operand/address-size during instruction decoding
	KVM: nVMX: Fix mmu context after VMLAUNCH/VMRESUME failure
	KVM: x86: fix em_fxstor() sleeping while in atomic
	KVM: x86: ioapic: Fix level-triggered EOI and IOAPIC reconfigure race
	KVM: x86: ioapic: Clear Remote IRR when entry is switched to edge-triggered
	KVM: x86: ioapic: Preserve read-only values in the redirection table
	KVM: nVMX: Fix vmx_check_nested_events() return value in case an event was reinjected to L2
	nvme-fabrics: introduce init command check for a queue that is not alive
	nvme-fc: check if queue is ready in queue_rq
	nvme-loop: check if queue is ready in queue_rq
	nvme-pci: disable APST on Samsung SSD 960 EVO + ASUS PRIME B350M-A
	nvme-pci: avoid hmb desc array idx out-of-bound when hmmaxd set.
	nvmet-fc: correct ref counting error when deferred rcv used
	s390/topology: fix compile error in file arch/s390/kernel/smp.c
	s390/zcrypt: Fix wrong comparison leading to strange load balancing
	ACPI / bus: Leave modalias empty for devices which are not present
	cpufreq: Add Loongson machine dependencies
	null_blk: fix dev->badblocks leak
	s390: fix alloc_pgste check in init_new_context again
	rxrpc: The mutex lock returned by rxrpc_accept_call() needs releasing
	rxrpc: Provide a different lockdep key for call->user_mutex for kernel calls
	rxrpc: Fix service endpoint expiry
	bcache: check return value of register_shrinker
	drm/amdgpu: Fix SDMA load/unload sequence on HWS disabled mode
	drm/amdkfd: Fix SDMA ring buffer size calculation
	drm/amdkfd: Fix SDMA oversubsription handling
	uapi: fix linux/kfd_ioctl.h userspace compilation errors
	nvme-rdma: don't complete requests before a send work request has completed
	openvswitch: fix the incorrect flow action alloc size
	drm/rockchip: dw-mipi-dsi: fix possible un-balanced runtime PM enable
	mac80211: use QoS NDP for AP probing
	mac80211: fix the update of path metric for RANN frame
	btrfs: fix deadlock when writing out space cache
	sctp: only allow the asoc reset when the asoc outq is empty
	sctp: avoid flushing unsent queue when doing asoc reset
	sctp: set sender next_tsn for the old result with ctsn_ack_point plus 1
	reiserfs: remove unneeded i_version bump
	KVM: X86: Fix softlockup when get the current kvmclock
	KVM: VMX: Fix rflags cache during vCPU reset
	Btrfs: fix list_add corruption and soft lockups in fsync
	KVM: Let KVM_SET_SIGNAL_MASK work as advertised
	xfs: always free inline data before resetting inode fork during ifree
	xfs: log recovery should replay deferred ops in order
	i2c: i2c-boardinfo: fix memory leaks on devinfo
	xen-netfront: remove warning when unloading module
	auxdisplay: img-ascii-lcd: Only build on archs that have IOMEM
	nfsd: CLOSE SHOULD return the invalid special stateid for NFSv4.x (x>0)
	nfsd: Ensure we check stateid validity in the seqid operation checks
	grace: replace BUG_ON by WARN_ONCE in exit_net hook
	nfsd: check for use of the closed special stateid
	race of lockd inetaddr notifiers vs nlmsvc_rqst change
	lockd: fix "list_add double add" caused by legacy signal interface
	hwmon: (pmbus) Use 64bit math for DIRECT format values
	quota: propagate error from __dquot_initialize
	net: mvpp2: fix the txq_init error path
	net: phy: marvell10g: fix the PHY id mask
	bnxt_en: Fix an error handling path in 'bnxt_get_module_eeprom()'
	Btrfs: incremental send, fix wrong unlink path after renaming file
	nvme-pci: fix NULL pointer dereference in nvme_free_host_mem()
	xfs: fortify xfs_alloc_buftarg error handling
	drm/amdgpu: don't try to move pinned BOs
	net: ethernet: xilinx: Mark XILINX_LL_TEMAC broken on 64-bit
	quota: Check for register_shrinker() failure.
	SUNRPC: Allow connect to return EHOSTUNREACH
	scripts/faddr2line: extend usage on generic arch
	kmemleak: add scheduling point to kmemleak_scan()
	drm/bridge: Fix lvds-encoder since the panel_bridge rework.
	drm/bridge: tc358767: do no fail on hi-res displays
	drm/bridge: tc358767: filter out too high modes
	drm/bridge: tc358767: fix DP0_MISC register set
	drm/bridge: tc358767: fix timing calculations
	drm/bridge: tc358767: fix AUXDATAn registers access
	drm/bridge: tc358767: fix 1-lane behavior
	drm/omap: Fix error handling path in 'omap_dmm_probe()'
	drm/omap: displays: panel-dpi: add backlight dependency
	xfs: ubsan fixes
	xfs: Properly retry failed dquot items in case of error during buffer writeback
	perf/core: Fix memory leak triggered by perf --namespace
	scsi: aacraid: Prevent crash in case of free interrupt during scsi EH path
	scsi: ufs: ufshcd: fix potential NULL pointer dereference in ufshcd_config_vreg
	iwlwifi: mvm: fix the TX queue hang timeout for MONITOR vif type
	iwlwifi: fix access to prph when transport is stopped
	ARM: dts: NSP: Disable AHCI controller for HR NSP boards
	ARM: dts: NSP: Fix PPI interrupt types
	media: usbtv: add a new usbid
	x86/xen: Support early interrupts in xen pv guests
	usb: gadget: don't dereference g until after it has been null checked
	staging: rtl8188eu: Fix incorrect response to SIOCGIWESSID
	drm/vc4: Move IRQ enable to PM path
	KVM: x86: emulate #UD while in guest mode
	staging: lustre: separate a connection destroy from free struct kib_conn
	staging: ccree: NULLify backup_info when unused
	staging: ccree: fix fips event irq handling build
	tty: fix data race between tty_init_dev and flush of buf
	usb: option: Add support for FS040U modem
	USB: serial: pl2303: new device id for Chilitag
	USB: cdc-acm: Do not log urb submission errors on disconnect
	CDC-ACM: apply quirk for card reader
	USB: serial: io_edgeport: fix possible sleep-in-atomic
	usbip: prevent bind loops on devices attached to vhci_hcd
	usbip: list: don't list devices attached to vhci_hcd
	USB: serial: simple: add Motorola Tetra driver
	usb: f_fs: Prevent gadget unbind if it is already unbound
	usb: uas: unconditionally bring back host after reset
	usb/gadget: Fix "high bandwidth" check in usb_gadget_ep_match_desc()
	ANDROID: binder: remove waitqueue when thread exits.
	android: binder: use VM_ALLOC to get vm area
	mei: me: allow runtime pm for platform with D0i3
	serial: 8250_of: fix return code when probe function fails to get reset
	serial: 8250_uniphier: fix error return code in uniphier_uart_probe()
	serial: imx: Only wakeup via RTSDEN bit if the system has RTS/CTS
	spi: imx: do not access registers while clocks disabled
	iio: adc: stm32: fix scan of multiple channels with DMA
	iio: chemical: ccs811: Fix output of IIO_CONCENTRATION channels
	test_firmware: fix missing unlock on error in config_num_requests_store()
	Input: synaptics-rmi4 - unmask F03 interrupts when port is opened
	Input: synaptics-rmi4 - do not delete interrupt memory too early
	x86/efi: Clarify that reset attack mitigation needs appropriate userspace
	Linux 4.14.17

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2018-02-03 17:51:21 +01:00
Stephan Mueller
f41c8a0031 crypto: af_alg - whitelist mask and type
commit bb30b8848c85e18ca7e371d0a869e94b3e383bdf upstream.

The user space interface allows specifying the type and mask field used
to allocate the cipher. Only a subset of the possible flags are intended
for user space. Therefore, white-list the allowed flags.

In case the user space caller uses at least one non-allowed flag, EINVAL
is returned.

Reported-by: syzbot <syzkaller@googlegroups.com>
Signed-off-by: Stephan Mueller <smueller@chronox.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-03 17:38:51 +01:00
Ard Biesheuvel
b9788e278c crypto: sha3-generic - fixes for alignment and big endian operation
commit c013cee99d5a18aec8c71fee8f5f41369cd12595 upstream.

Ensure that the input is byte swabbed before injecting it into the
SHA3 transform. Use the get_unaligned() accessor for this so that
we don't perform unaligned access inadvertently on architectures
that do not support that.

Fixes: 53964b9ee63b7075 ("crypto: sha3 - Add SHA-3 hash algorithm")
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-03 17:38:51 +01:00
Hauke Mehrtens
2992182765 crypto: ecdh - fix typo in KPP dependency of CRYPTO_ECDH
commit b5b9007730ce1d90deaf25d7f678511550744bdc upstream.

This fixes a typo in the CRYPTO_KPP dependency of CRYPTO_ECDH.

Fixes: 3c4b23901a0c ("crypto: ecdh - Add ECDH software support")
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-02-03 17:38:48 +01:00
Greg Kroah-Hartman
9b68347c35 This is the 4.14.14 stable release
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Merge 4.14.14 into android-4.14

Changes in 4.14.14
	dm bufio: fix shrinker scans when (nr_to_scan < retain_target)
	KVM: Fix stack-out-of-bounds read in write_mmio
	can: vxcan: improve handling of missing peer name attribute
	can: gs_usb: fix return value of the "set_bittiming" callback
	IB/srpt: Disable RDMA access by the initiator
	IB/srpt: Fix ACL lookup during login
	MIPS: Validate PR_SET_FP_MODE prctl(2) requests against the ABI of the task
	MIPS: Factor out NT_PRFPREG regset access helpers
	MIPS: Guard against any partial write attempt with PTRACE_SETREGSET
	MIPS: Consistently handle buffer counter with PTRACE_SETREGSET
	MIPS: Fix an FCSR access API regression with NT_PRFPREG and MSA
	MIPS: Also verify sizeof `elf_fpreg_t' with PTRACE_SETREGSET
	MIPS: Disallow outsized PTRACE_SETREGSET NT_PRFPREG regset accesses
	cgroup: fix css_task_iter crash on CSS_TASK_ITER_PROC
	kvm: vmx: Scrub hardware GPRs at VM-exit
	platform/x86: wmi: Call acpi_wmi_init() later
	iw_cxgb4: only call the cq comp_handler when the cq is armed
	iw_cxgb4: atomically flush the qp
	iw_cxgb4: only clear the ARMED bit if a notification is needed
	iw_cxgb4: reflect the original WR opcode in drain cqes
	iw_cxgb4: when flushing, complete all wrs in a chain
	x86/acpi: Handle SCI interrupts above legacy space gracefully
	ALSA: pcm: Remove incorrect snd_BUG_ON() usages
	ALSA: pcm: Workaround for weird PulseAudio behavior on rewind error
	ALSA: pcm: Add missing error checks in OSS emulation plugin builder
	ALSA: pcm: Abort properly at pending signal in OSS read/write loops
	ALSA: pcm: Allow aborting mutex lock at OSS read/write loops
	ALSA: aloop: Release cable upon open error path
	ALSA: aloop: Fix inconsistent format due to incomplete rule
	ALSA: aloop: Fix racy hw constraints adjustment
	x86/acpi: Reduce code duplication in mp_override_legacy_irq()
	8021q: fix a memory leak for VLAN 0 device
	ip6_tunnel: disable dst caching if tunnel is dual-stack
	net: core: fix module type in sock_diag_bind
	phylink: ensure we report link down when LOS asserted
	RDS: Heap OOB write in rds_message_alloc_sgs()
	RDS: null pointer dereference in rds_atomic_free_op
	net: fec: restore dev_id in the cases of probe error
	net: fec: defer probe if regulator is not ready
	net: fec: free/restore resource in related probe error pathes
	sctp: do not retransmit upon FragNeeded if PMTU discovery is disabled
	sctp: fix the handling of ICMP Frag Needed for too small MTUs
	sh_eth: fix TSU resource handling
	net: stmmac: enable EEE in MII, GMII or RGMII only
	sh_eth: fix SH7757 GEther initialization
	ipv6: fix possible mem leaks in ipv6_make_skb()
	ethtool: do not print warning for applications using legacy API
	mlxsw: spectrum_router: Fix NULL pointer deref
	net/sched: Fix update of lastuse in act modules implementing stats_update
	ipv6: sr: fix TLVs not being copied using setsockopt
	mlxsw: spectrum: Relax sanity checks during enslavement
	sfp: fix sfp-bus oops when removing socket/upstream
	membarrier: Disable preemption when calling smp_call_function_many()
	crypto: algapi - fix NULL dereference in crypto_remove_spawns()
	mmc: renesas_sdhi: Add MODULE_LICENSE
	rbd: reacquire lock should update lock owner client id
	rbd: set max_segments to USHRT_MAX
	iwlwifi: pcie: fix DMA memory mapping / unmapping
	x86/microcode/intel: Extend BDW late-loading with a revision check
	KVM: x86: Add memory barrier on vmcs field lookup
	KVM: PPC: Book3S PR: Fix WIMG handling under pHyp
	KVM: PPC: Book3S HV: Drop prepare_done from struct kvm_resize_hpt
	KVM: PPC: Book3S HV: Fix use after free in case of multiple resize requests
	KVM: PPC: Book3S HV: Always flush TLB in kvmppc_alloc_reset_hpt()
	drm/vmwgfx: Don't cache framebuffer maps
	drm/vmwgfx: Potential off by one in vmw_view_add()
	drm/i915/gvt: Clear the shadow page table entry after post-sync
	drm/i915: Whitelist SLICE_COMMON_ECO_CHICKEN1 on Geminilake.
	drm/i915: Move init_clock_gating() back to where it was
	drm/i915: Fix init_clock_gating for resume
	bpf: prevent out-of-bounds speculation
	bpf, array: fix overflow in max_entries and undefined behavior in index_mask
	bpf: arsh is not supported in 32 bit alu thus reject it
	USB: serial: cp210x: add IDs for LifeScan OneTouch Verio IQ
	USB: serial: cp210x: add new device ID ELV ALC 8xxx
	usb: misc: usb3503: make sure reset is low for at least 100us
	USB: fix usbmon BUG trigger
	USB: UDC core: fix double-free in usb_add_gadget_udc_release
	usbip: remove kernel addresses from usb device and urb debug msgs
	usbip: fix vudc_rx: harden CMD_SUBMIT path to handle malicious input
	usbip: vudc_tx: fix v_send_ret_submit() vulnerability to null xfer buffer
	staging: android: ashmem: fix a race condition in ASHMEM_SET_SIZE ioctl
	Bluetooth: Prevent stack info leak from the EFS element.
	uas: ignore UAS for Norelsys NS1068(X) chips
	mux: core: fix double get_device()
	kdump: write correct address of mem_section into vmcoreinfo
	apparmor: fix ptrace label match when matching stacked labels
	e1000e: Fix e1000_check_for_copper_link_ich8lan return value.
	x86/pti: Unbreak EFI old_memmap
	x86/Documentation: Add PTI description
	x86/cpufeatures: Add X86_BUG_SPECTRE_V[12]
	sysfs/cpu: Add vulnerability folder
	x86/cpu: Implement CPU vulnerabilites sysfs functions
	x86/tboot: Unbreak tboot with PTI enabled
	x86/mm/pti: Remove dead logic in pti_user_pagetable_walk*()
	x86/cpu/AMD: Make LFENCE a serializing instruction
	x86/cpu/AMD: Use LFENCE_RDTSC in preference to MFENCE_RDTSC
	sysfs/cpu: Fix typos in vulnerability documentation
	x86/alternatives: Fix optimize_nops() checking
	x86/pti: Make unpoison of pgd for trusted boot work for real
	objtool: Detect jumps to retpoline thunks
	objtool: Allow alternatives to be ignored
	x86/retpoline: Add initial retpoline support
	x86/spectre: Add boot time option to select Spectre v2 mitigation
	x86/retpoline/crypto: Convert crypto assembler indirect jumps
	x86/retpoline/entry: Convert entry assembler indirect jumps
	x86/retpoline/ftrace: Convert ftrace assembler indirect jumps
	x86/retpoline/hyperv: Convert assembler indirect jumps
	x86/retpoline/xen: Convert Xen hypercall indirect jumps
	x86/retpoline/checksum32: Convert assembler indirect jumps
	x86/retpoline/irq32: Convert assembler indirect jumps
	x86/retpoline: Fill return stack buffer on vmexit
	selftests/x86: Add test_vsyscall
	x86/pti: Fix !PCID and sanitize defines
	security/Kconfig: Correct the Documentation reference for PTI
	x86,perf: Disable intel_bts when PTI
	x86/retpoline: Remove compile time warning
	Linux 4.14.14

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2018-01-17 10:33:24 +01:00
Eric Biggers
3662493dbd crypto: algapi - fix NULL dereference in crypto_remove_spawns()
commit 9a00674213a3f00394f4e3221b88f2d21fc05789 upstream.

syzkaller triggered a NULL pointer dereference in crypto_remove_spawns()
via a program that repeatedly and concurrently requests AEADs
"authenc(cmac(des3_ede-asm),pcbc-aes-aesni)" and hashes "cmac(des3_ede)"
through AF_ALG, where the hashes are requested as "untested"
(CRYPTO_ALG_TESTED is set in ->salg_mask but clear in ->salg_feat; this
causes the template to be instantiated for every request).

Although AF_ALG users really shouldn't be able to request an "untested"
algorithm, the NULL pointer dereference is actually caused by a
longstanding race condition where crypto_remove_spawns() can encounter
an instance which has had spawn(s) "grabbed" but hasn't yet been
registered, resulting in ->cra_users still being NULL.

We probably should properly initialize ->cra_users earlier, but that
would require updating many templates individually.  For now just fix
the bug in a simple way that can easily be backported: make
crypto_remove_spawns() treat a NULL ->cra_users list as empty.

Reported-by: syzbot <syzkaller@googlegroups.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-01-17 09:45:23 +01:00
Jaegeuk Kim
a53dc75af2 fscrypt: updates on 4.15-rc4
Cherry-picked from origin/upstream-f2fs-stable-linux-4.14.y:

9d468a2b52d1 Revert "locking/atomics: COCCINELLE/treewide: Convert trivial ACCESS_ONCE() patterns to READ_ONCE()/WRITE_ONCE()"
13b237d115a5 fscrypt: move to generic async completion
a2985b1c98e5 crypto: introduce crypto wait for async op
4bb665c7e388 locking/atomics: COCCINELLE/treewide: Convert trivial ACCESS_ONCE() patterns to READ_ONCE()/WRITE_ONCE()
249c90416bcf fscrypt: new helper function - fscrypt_prepare_setattr()
91d09c052132 fscrypt: new helper function - fscrypt_prepare_lookup()
9a24d618cb8a fscrypt: new helper function - fscrypt_prepare_rename()
4bd6179f5211 fscrypt: new helper function - fscrypt_prepare_link()
b811faac6371 fscrypt: new helper function - fscrypt_file_open()
e9f57e3771ba fscrypt: new helper function - fscrypt_require_key()
b31ee2e1280e fscrypt: remove unneeded empty fscrypt_operations structs
82cbed4cdc5e fscrypt: remove ->is_encrypted()
2edb5df148b3 fscrypt: switch from ->is_encrypted() to IS_ENCRYPTED()
cde1fbb02dbf fs, fscrypt: add an S_ENCRYPTED inode flag
8ec05db2542c fscrypt: clean up include file mess

Change-Id: I8980613b8d5ffedf72ef2c91e1ae2eebb521ae19
Signed-off-by: Jaegeuk Kim <jaegeuk@google.com>
2018-01-16 10:06:04 -08:00
Eric Biggers
7156c794b8 crypto: pcrypt - fix freeing pcrypt instances
commit d76c68109f37cb85b243a1cf0f40313afd2bae68 upstream.

pcrypt is using the old way of freeing instances, where the ->free()
method specified in the 'struct crypto_template' is passed a pointer to
the 'struct crypto_instance'.  But the crypto_instance is being
kfree()'d directly, which is incorrect because the memory was actually
allocated as an aead_instance, which contains the crypto_instance at a
nonzero offset.  Thus, the wrong pointer was being kfree()'d.

Fix it by switching to the new way to free aead_instance's where the
->free() method is specified in the aead_instance itself.

Reported-by: syzbot <syzkaller@googlegroups.com>
Fixes: 0496f56065e0 ("crypto: pcrypt - Add support for new AEAD interface")
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-01-10 09:31:18 +01:00
Eric Biggers
9c36498f74 crypto: chacha20poly1305 - validate the digest size
commit e57121d08c38dabec15cf3e1e2ad46721af30cae upstream.

If the rfc7539 template was instantiated with a hash algorithm with
digest size larger than 16 bytes (POLY1305_DIGEST_SIZE), then the digest
overran the 'tag' buffer in 'struct chachapoly_req_ctx', corrupting the
subsequent memory, including 'cryptlen'.  This caused a crash during
crypto_skcipher_decrypt().

Fix it by, when instantiating the template, requiring that the
underlying hash algorithm has the digest size expected for Poly1305.

Reproducer:

    #include <linux/if_alg.h>
    #include <sys/socket.h>
    #include <unistd.h>

    int main()
    {
            int algfd, reqfd;
            struct sockaddr_alg addr = {
                    .salg_type = "aead",
                    .salg_name = "rfc7539(chacha20,sha256)",
            };
            unsigned char buf[32] = { 0 };

            algfd = socket(AF_ALG, SOCK_SEQPACKET, 0);
            bind(algfd, (void *)&addr, sizeof(addr));
            setsockopt(algfd, SOL_ALG, ALG_SET_KEY, buf, sizeof(buf));
            reqfd = accept(algfd, 0, 0);
            write(reqfd, buf, 16);
            read(reqfd, buf, 16);
    }

Reported-by: syzbot <syzkaller@googlegroups.com>
Fixes: 71ebc4d1b27d ("crypto: chacha20poly1305 - Add a ChaCha20-Poly1305 AEAD construction, RFC7539")
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-01-10 09:31:18 +01:00
Stephan Mueller
f09fca41e2 crypto: af_alg - fix race accessing cipher request
commit d53c5135792319e095bb126bc43b2ee98586f7fe upstream.

When invoking an asynchronous cipher operation, the invocation of the
callback may be performed before the subsequent operations in the
initial code path are invoked. The callback deletes the cipher request
data structure which implies that after the invocation of the
asynchronous cipher operation, this data structure must not be accessed
any more.

The setting of the return code size with the request data structure must
therefore be moved before the invocation of the asynchronous cipher
operation.

Fixes: e870456d8e7c ("crypto: algif_skcipher - overhaul memory management")
Fixes: d887c52d6ae4 ("crypto: algif_aead - overhaul memory management")
Reported-by: syzbot <syzkaller@googlegroups.com>
Signed-off-by: Stephan Mueller <smueller@chronox.de>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-29 17:53:46 +01:00