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Subject[PATCH 4.9 00/92] 4.9.81-stable review
Date
This is the start of the stable review cycle for the 4.9.81 release.
There are 92 patches in this series, all will be posted as a response
to this one. If anyone has any issues with these being applied, please
let me know.

Responses should be made by Sun Feb 11 13:39:04 UTC 2018.
Anything received after that time might be too late.

The whole patch series can be found in one patch at:
kernel.org/pub/linux/kernel/v4.x/stable-review/patch-4.9.81-rc1.gz
or in the git tree and branch at:
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.9.y
and the diffstat can be found below.

thanks,

greg k-h

-------------
Pseudo-Shortlog of commits:

Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Linux 4.9.81-rc1

Borislav Petkov <bp@suse.de>
x86/microcode: Do the family check first

Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
drm: rcar-du: Fix race condition when disabling planes at CRTC stop

Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
drm: rcar-du: Use the VBK interrupt for vblank events

Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
ASoC: rsnd: avoid duplicate free_irq()

Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
ASoC: rsnd: don't call free_irq() on Parent SSI

Julian Scheel <julian@jusst.de>
ASoC: simple-card: Fix misleading error message

Robert Baronescu <robert.baronescu@nxp.com>
crypto: tcrypt - fix S/G table for test_aead_speed()

KarimAllah Ahmed <karahmed@amazon.de>
KVM/SVM: Allow direct access to MSR_IA32_SPEC_CTRL

KarimAllah Ahmed <karahmed@amazon.de>
KVM/VMX: Allow direct access to MSR_IA32_SPEC_CTRL

KarimAllah Ahmed <karahmed@amazon.de>
KVM/VMX: Emulate MSR_IA32_ARCH_CAPABILITIES

Ashok Raj <ashok.raj@intel.com>
KVM/x86: Add IBPB support

Paolo Bonzini <pbonzini@redhat.com>
KVM: VMX: make MSR bitmaps per-VCPU

Paolo Bonzini <pbonzini@redhat.com>
KVM: VMX: introduce alloc_loaded_vmcs

Jim Mattson <jmattson@google.com>
KVM: nVMX: Eliminate vmcs02 pool

David Matlack <dmatlack@google.com>
KVM: nVMX: mark vmcs12 pages dirty on L2 exit

David Hildenbrand <david@redhat.com>
KVM: nVMX: vmx_complete_nested_posted_interrupt() can't fail

David Hildenbrand <david@redhat.com>
KVM: nVMX: kmap() can't fail

Darren Kenny <darren.kenny@oracle.com>
x86/speculation: Fix typo IBRS_ATT, which should be IBRS_ALL

Arnd Bergmann <arnd@arndb.de>
x86/pti: Mark constant arrays as __initconst

KarimAllah Ahmed <karahmed@amazon.de>
x86/spectre: Simplify spectre_v2 command line parsing

David Woodhouse <dwmw@amazon.co.uk>
x86/retpoline: Avoid retpolines for built-in __init functions

Dan Williams <dan.j.williams@intel.com>
x86/kvm: Update spectre-v1 mitigation

Josh Poimboeuf <jpoimboe@redhat.com>
x86/paravirt: Remove 'noreplace-paravirt' cmdline option

David Woodhouse <dwmw@amazon.co.uk>
x86/cpuid: Fix up "virtual" IBRS/IBPB/STIBP feature bits on Intel

Colin Ian King <colin.king@canonical.com>
x86/spectre: Fix spelling mistake: "vunerable"-> "vulnerable"

Dan Williams <dan.j.williams@intel.com>
x86/spectre: Report get_user mitigation for spectre_v1

Dan Williams <dan.j.williams@intel.com>
nl80211: Sanitize array index in parse_txq_params

Dan Williams <dan.j.williams@intel.com>
vfs, fdtable: Prevent bounds-check bypass via speculative execution

Dan Williams <dan.j.williams@intel.com>
x86/syscall: Sanitize syscall table de-references under speculation

Dan Williams <dan.j.williams@intel.com>
x86/get_user: Use pointer masking to limit speculation

Dan Williams <dan.j.williams@intel.com>
x86/uaccess: Use __uaccess_begin_nospec() and uaccess_try_nospec

Dan Williams <dan.j.williams@intel.com>
x86/usercopy: Replace open coded stac/clac with __uaccess_{begin, end}

Dan Williams <dan.j.williams@intel.com>
x86: Introduce __uaccess_begin_nospec() and uaccess_try_nospec

Dan Williams <dan.j.williams@intel.com>
x86: Introduce barrier_nospec

Dan Williams <dan.j.williams@intel.com>
x86: Implement array_index_mask_nospec

Dan Williams <dan.j.williams@intel.com>
array_index_nospec: Sanitize speculative array de-references

Mark Rutland <mark.rutland@arm.com>
Documentation: Document array_index_nospec

Andy Lutomirski <luto@kernel.org>
x86/asm: Move 'status' from thread_struct to thread_info

Andy Lutomirski <luto@kernel.org>
x86/entry/64: Push extra regs right away

Andy Lutomirski <luto@kernel.org>
x86/entry/64: Remove the SYSCALL64 fast path

Dou Liyang <douly.fnst@cn.fujitsu.com>
x86/spectre: Check CONFIG_RETPOLINE in command line parser

Borislav Petkov <bp@alien8.de>
x86/retpoline: Simplify vmexit_fill_RSB()

David Woodhouse <dwmw@amazon.co.uk>
x86/cpufeatures: Clean up Spectre v2 related CPUID flags

Thomas Gleixner <tglx@linutronix.de>
x86/cpu/bugs: Make retpoline module warning conditional

Borislav Petkov <bp@suse.de>
x86/bugs: Drop one "mitigation" from dmesg

Borislav Petkov <bp@suse.de>
x86/nospec: Fix header guards names

Borislav Petkov <bp@suse.de>
x86/alternative: Print unadorned pointers

David Woodhouse <dwmw@amazon.co.uk>
x86/speculation: Add basic IBPB (Indirect Branch Prediction Barrier) support

David Woodhouse <dwmw@amazon.co.uk>
x86/cpufeature: Blacklist SPEC_CTRL/PRED_CMD on early Spectre v2 microcodes

David Woodhouse <dwmw@amazon.co.uk>
x86/pti: Do not enable PTI on CPUs which are not vulnerable to Meltdown

David Woodhouse <dwmw@amazon.co.uk>
x86/msr: Add definitions for new speculation control MSRs

David Woodhouse <dwmw@amazon.co.uk>
x86/cpufeatures: Add AMD feature bits for Speculation Control

David Woodhouse <dwmw@amazon.co.uk>
x86/cpufeatures: Add Intel feature bits for Speculation Control

David Woodhouse <dwmw@amazon.co.uk>
x86/cpufeatures: Add CPUID_7_EDX CPUID leaf

Andi Kleen <ak@linux.intel.com>
module/retpoline: Warn about missing retpoline in module

Peter Zijlstra <peterz@infradead.org>
KVM: VMX: Make indirect call speculation safe

Peter Zijlstra <peterz@infradead.org>
KVM: x86: Make indirect calls in emulator speculation safe

Waiman Long <longman@redhat.com>
x86/retpoline: Remove the esp/rsp thunk

Eric Biggers <ebiggers@google.com>
KEYS: encrypted: fix buffer overread in valid_master_desc()

Takashi Iwai <tiwai@suse.de>
b43: Add missing MODULE_FIRMWARE()

Jesse Chan <jc@linux.com>
media: soc_camera: soc_scale_crop: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE

Borislav Petkov <bp@suse.de>
x86/microcode/AMD: Do not load when running on a hypervisor

Josh Poimboeuf <jpoimboe@redhat.com>
x86/asm: Fix inline asm call constraints for GCC 4.4

Eric Dumazet <edumazet@google.com>
soreuseport: fix mem leak in reuseport_add_sock()

Martin KaFai Lau <kafai@fb.com>
ipv6: Fix SO_REUSEPORT UDP socket with implicit sk_ipv6only

Paolo Abeni <pabeni@redhat.com>
cls_u32: add missing RCU annotation.

Neal Cardwell <ncardwell@google.com>
tcp_bbr: fix pacing_gain to always be unity when using lt_bw

Jason Wang <jasowang@redhat.com>
vhost_net: stop device during reset owner

Li RongQing <lirongqing@baidu.com>
tcp: release sk_frag.page in tcp_disconnect

Chunhao Lin <hau@realtek.com>
r8169: fix RTL8168EP take too long to complete driver initialization.

Kristian Evensen <kristian.evensen@gmail.com>
qmi_wwan: Add support for Quectel EP06

Junxiao Bi <junxiao.bi@oracle.com>
qlcnic: fix deadlock bug

Eric Dumazet <edumazet@google.com>
net: igmp: add a missing rcu locking section

Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
ip6mr: fix stale iterator

Sebastian Andrzej Siewior <bigeasy@linutronix.de>
serial: core: mark port as initialized after successful IRQ change

Hugh Dickins <hughd@google.com>
kaiser: allocate pgd with order 0 when pti=off

Dave Hansen <dave.hansen@linux.intel.com>
x86/pti: Make unpoison of pgd for trusted boot work for real

Hugh Dickins <hughd@google.com>
kaiser: fix intel_bts perf crashes

Jesse Chan <jc@linux.com>
ASoC: pcm512x: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE

Jesse Chan <jc@linux.com>
pinctrl: pxa: pxa2xx: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE

Jesse Chan <jc@linux.com>
auxdisplay: img-ascii-lcd: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE

Michael Ellerman <mpe@ellerman.id.au>
powerpc/64s: Allow control of RFI flush via debugfs

Michael Ellerman <mpe@ellerman.id.au>
powerpc/64s: Wire up cpu_show_meltdown()

Oliver O'Halloran <oohall@gmail.com>
powerpc/powernv: Check device-tree for RFI flush settings

Michael Neuling <mikey@neuling.org>
powerpc/pseries: Query hypervisor for RFI flush settings

Michael Ellerman <mpe@ellerman.id.au>
powerpc/64s: Support disabling RFI flush with no_rfi_flush and nopti

Michael Ellerman <mpe@ellerman.id.au>
powerpc/64s: Add support for RFI flush of L1-D cache

Nicholas Piggin <npiggin@gmail.com>
powerpc/64s: Convert slb_miss_common to use RFI_TO_USER/KERNEL

Nicholas Piggin <npiggin@gmail.com>
powerpc/64: Convert the syscall exit path to use RFI_TO_USER/KERNEL

Nicholas Piggin <npiggin@gmail.com>
powerpc/64: Convert fast_exception_return to use RFI_TO_USER/KERNEL

Nicholas Piggin <npiggin@gmail.com>
powerpc/64: Add macros for annotating the destination of rfid/hrfid

Michael Neuling <mikey@neuling.org>
powerpc/pseries: Add H_GET_CPU_CHARACTERISTICS flags & wrapper


-------------

Diffstat:

Documentation/kernel-parameters.txt | 2 -
Documentation/speculation.txt | 90 +++
Makefile | 4 +-
arch/powerpc/Kconfig | 1 +
arch/powerpc/include/asm/exception-64e.h | 6 +
arch/powerpc/include/asm/exception-64s.h | 53 ++
arch/powerpc/include/asm/feature-fixups.h | 15 +
arch/powerpc/include/asm/hvcall.h | 17 +
arch/powerpc/include/asm/paca.h | 10 +
arch/powerpc/include/asm/plpar_wrappers.h | 14 +
arch/powerpc/include/asm/setup.h | 13 +
arch/powerpc/kernel/asm-offsets.c | 4 +
arch/powerpc/kernel/entry_64.S | 30 +-
arch/powerpc/kernel/exceptions-64s.S | 108 ++-
arch/powerpc/kernel/setup_64.c | 139 ++++
arch/powerpc/kernel/vmlinux.lds.S | 9 +
arch/powerpc/lib/feature-fixups.c | 42 ++
arch/powerpc/platforms/powernv/setup.c | 50 ++
arch/powerpc/platforms/pseries/setup.c | 35 +
arch/x86/entry/common.c | 9 +-
arch/x86/entry/entry_32.S | 3 +-
arch/x86/entry/entry_64.S | 134 +---
arch/x86/entry/syscall_64.c | 7 +-
arch/x86/events/intel/bts.c | 44 +-
arch/x86/include/asm/asm-prototypes.h | 4 +-
arch/x86/include/asm/asm.h | 4 +-
arch/x86/include/asm/barrier.h | 28 +
arch/x86/include/asm/cpufeature.h | 7 +-
arch/x86/include/asm/cpufeatures.h | 22 +-
arch/x86/include/asm/disabled-features.h | 3 +-
arch/x86/include/asm/intel-family.h | 7 +-
arch/x86/include/asm/msr-index.h | 12 +
arch/x86/include/asm/msr.h | 3 +-
arch/x86/include/asm/nospec-branch.h | 91 +--
arch/x86/include/asm/pgalloc.h | 11 -
arch/x86/include/asm/pgtable.h | 6 +
arch/x86/include/asm/processor.h | 2 -
arch/x86/include/asm/required-features.h | 3 +-
arch/x86/include/asm/syscall.h | 6 +-
arch/x86/include/asm/thread_info.h | 3 +-
arch/x86/include/asm/uaccess.h | 15 +-
arch/x86/include/asm/uaccess_32.h | 12 +-
arch/x86/include/asm/uaccess_64.h | 12 +-
arch/x86/kernel/alternative.c | 28 +-
arch/x86/kernel/cpu/bugs.c | 128 +++-
arch/x86/kernel/cpu/common.c | 70 +-
arch/x86/kernel/cpu/intel.c | 66 ++
arch/x86/kernel/cpu/microcode/core.c | 47 +-
arch/x86/kernel/cpu/scattered.c | 2 -
arch/x86/kernel/process_64.c | 4 +-
arch/x86/kernel/ptrace.c | 2 +-
arch/x86/kernel/signal.c | 2 +-
arch/x86/kernel/tboot.c | 10 +
arch/x86/kvm/cpuid.c | 21 +-
arch/x86/kvm/cpuid.h | 31 +
arch/x86/kvm/emulate.c | 10 +-
arch/x86/kvm/svm.c | 116 ++++
arch/x86/kvm/vmx.c | 763 +++++++++++----------
arch/x86/kvm/x86.c | 1 +
arch/x86/lib/Makefile | 1 +
arch/x86/lib/getuser.S | 10 +
arch/x86/lib/retpoline.S | 57 +-
arch/x86/lib/usercopy_32.c | 8 +-
crypto/tcrypt.c | 6 +-
drivers/auxdisplay/img-ascii-lcd.c | 4 +
drivers/gpu/drm/rcar-du/rcar_du_crtc.c | 55 +-
drivers/gpu/drm/rcar-du/rcar_du_crtc.h | 8 +
drivers/media/platform/soc_camera/soc_scale_crop.c | 4 +
.../net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c | 18 +-
drivers/net/ethernet/realtek/r8169.c | 4 +-
drivers/net/usb/qmi_wwan.c | 1 +
drivers/net/wireless/broadcom/b43/main.c | 10 +
drivers/pinctrl/pxa/pinctrl-pxa2xx.c | 4 +
drivers/tty/serial/serial_core.c | 2 +
drivers/vhost/net.c | 1 +
include/linux/fdtable.h | 5 +-
include/linux/init.h | 9 +-
include/linux/module.h | 9 +
include/linux/nospec.h | 72 ++
kernel/module.c | 11 +
net/core/sock_reuseport.c | 35 +-
net/ipv4/igmp.c | 4 +
net/ipv4/tcp.c | 6 +
net/ipv4/tcp_bbr.c | 6 +-
net/ipv6/af_inet6.c | 11 +-
net/ipv6/ip6mr.c | 1 +
net/sched/cls_u32.c | 12 +-
net/wireless/nl80211.c | 9 +-
scripts/mod/modpost.c | 9 +
security/keys/encrypted-keys/encrypted.c | 31 +-
sound/soc/codecs/pcm512x-spi.c | 4 +
sound/soc/generic/simple-card.c | 8 +-
sound/soc/sh/rcar/ssi.c | 5 +
93 files changed, 2034 insertions(+), 797 deletions(-)


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