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Subject[PATCH 4.4 000/107] 4.4.144-stable review
Date
This is the start of the stable review cycle for the 4.4.144 release.
There are 107 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 Wed Jul 25 12:23:53 UTC 2018.
Anything received after that time might be too late.

The whole patch series can be found in one patch at:
https://www.kernel.org/pub/linux/kernel/v4.x/stable-review/patch-4.4.144-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-4.4.y
and the diffstat can be found below.

thanks,

greg k-h

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

Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Linux 4.4.144-rc1

Sascha Hauer <s.hauer@pengutronix.de>
ubi: fastmap: Erase outdated anchor PEBs during attach

Richard Weinberger <richard@nod.at>
ubi: Fix Fastmap's update_vol()

Richard Weinberger <richard@nod.at>
ubi: Fix races around ubi_refill_pools()

Richard Weinberger <richard@nod.at>
ubi: Be more paranoid while seaching for the most recent Fastmap

Richard Weinberger <richard@nod.at>
ubi: Rework Fastmap attach base code

Richard Weinberger <richard@nod.at>
ubi: Introduce vol_ignored()

Lucas Stach <dev@lynxeye.de>
clk: tegra: Fix PLL_U post divider and initial rate on Tegra30

Alan Jenkins <alan.christopher.jenkins@gmail.com>
block: do not use interruptible wait anywhere

Andy Lutomirski <luto@kernel.org>
x86/cpu: Re-apply forced caps every time CPU caps are re-read

Juergen Gross <jgross@suse.com>
x86/xen: Add call of speculative_store_bypass_ht_init() to PV paths

Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
x86/bugs: Rename SSBD_NO to SSB_NO

Thomas Gleixner <tglx@linutronix.de>
x86/speculation, KVM: Implement support for VIRT_SPEC_CTRL/LS_CFG

Thomas Gleixner <tglx@linutronix.de>
x86/bugs: Rework spec_ctrl base and mask logic

Thomas Gleixner <tglx@linutronix.de>
x86/bugs: Remove x86_spec_ctrl_set()

Thomas Gleixner <tglx@linutronix.de>
x86/bugs: Expose x86_spec_ctrl_base directly

Borislav Petkov <bp@suse.de>
x86/bugs: Unify x86_spec_ctrl_{set_guest, restore_host}

Thomas Gleixner <tglx@linutronix.de>
x86/speculation: Rework speculative_store_bypass_update()

Tom Lendacky <thomas.lendacky@amd.com>
x86/speculation: Add virtualized speculative store bypass disable support

Thomas Gleixner <tglx@linutronix.de>
x86/bugs, KVM: Extend speculation control for VIRT_SPEC_CTRL

Thomas Gleixner <tglx@linutronix.de>
x86/speculation: Handle HT correctly on AMD

Thomas Gleixner <tglx@linutronix.de>
x86/cpufeatures: Add FEATURE_ZEN

Borislav Petkov <bp@suse.de>
x86/cpu/AMD: Fix erratum 1076 (CPB bit)

Thomas Gleixner <tglx@linutronix.de>
x86/cpufeatures: Disentangle SSBD enumeration

Thomas Gleixner <tglx@linutronix.de>
x86/cpufeatures: Disentangle MSR_SPEC_CTRL enumeration from IBRS

Borislav Petkov <bp@suse.de>
x86/speculation: Use synthetic bits for IBRS/IBPB/STIBP

Jim Mattson <jmattson@google.com>
x86/cpu: Make alternative_msr_write work for 32-bit code

Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
x86/bugs: Fix the parameters alignment and missing void

Jiri Kosina <jkosina@suse.cz>
x86/bugs: Make cpu_show_common() static

Jiri Kosina <jkosina@suse.cz>
x86/bugs: Fix __ssb_select_mitigation() return type

Borislav Petkov <bp@suse.de>
Documentation/spec_ctrl: Do some minor cleanups

Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
proc: Use underscores for SSBD in 'status'

Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
x86/bugs: Rename _RDS to _SSBD

Kees Cook <keescook@chromium.org>
x86/speculation: Make "seccomp" the default mode for Speculative Store Bypass

Thomas Gleixner <tglx@linutronix.de>
seccomp: Move speculation migitation control to arch code

Kees Cook <keescook@chromium.org>
seccomp: Add filter flag to opt-out of SSB mitigation

Thomas Gleixner <tglx@linutronix.de>
seccomp: Use PR_SPEC_FORCE_DISABLE

Thomas Gleixner <tglx@linutronix.de>
prctl: Add force disable speculation

Kees Cook <keescook@chromium.org>
seccomp: Enable speculation flaw mitigations

Kees Cook <keescook@chromium.org>
proc: Provide details on speculation flaw mitigations

Kees Cook <keescook@chromium.org>
nospec: Allow getting/setting on non-current task

Thomas Gleixner <tglx@linutronix.de>
x86/speculation: Add prctl for Speculative Store Bypass mitigation

Thomas Gleixner <tglx@linutronix.de>
x86/process: Allow runtime control of Speculative Store Bypass

Thomas Gleixner <tglx@linutronix.de>
x86/process: Optimize TIF_NOTSC switch

Kyle Huey <me@kylehuey.com>
x86/process: Correct and optimize TIF_BLOCKSTEP switch

Kyle Huey <me@kylehuey.com>
x86/process: Optimize TIF checks in __switch_to_xtra()

Thomas Gleixner <tglx@linutronix.de>
prctl: Add speculation control prctls

Thomas Gleixner <tglx@linutronix.de>
x86/speculation: Create spec-ctrl.h to avoid include hell

David Woodhouse <dwmw@amazon.co.uk>
x86/bugs/AMD: Add support to disable RDS on Fam[15, 16, 17]h if requested

Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
x86/bugs: Whitelist allowed SPEC_CTRL MSR values

Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
x86/bugs/intel: Set proper CPU features and setup RDS

Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
x86/bugs: Provide boot parameters for the spec_store_bypass_disable mitigation

Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
x86/cpufeatures: Add X86_FEATURE_RDS

Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
x86/bugs: Expose /sys/../spec_store_bypass

Piotr Luc <piotr.luc@intel.com>
x86/cpu/intel: Add Knights Mill to Intel family

Andy Shevchenko <andriy.shevchenko@linux.intel.com>
x86/cpu: Rename Merrifield2 to Moorefield

Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
x86/bugs, KVM: Support the combination of guest and host IBRS

Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
x86/bugs: Read SPEC_CTRL MSR during boot and re-use reserved bits

Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
x86/bugs: Concentrate bug reporting into a separate function

Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
x86/bugs: Concentrate bug detection into a separate function

Linus Torvalds <torvalds@linux-foundation.org>
x86/nospec: Simplify alternative_msr_write()

David Woodhouse <dwmw@amazon.co.uk>
x86/amd: don't set X86_BUG_SYSRET_SS_ATTRS when running under Xen

Juergen Gross <jgross@suse.com>
xen: set cpu capabilities from xen_start_kernel()

Mickaël Salaün <mic@digikod.net>
selftest/seccomp: Fix the seccomp(2) signature

Mickaël Salaün <mic@digikod.net>
selftest/seccomp: Fix the flag name SECCOMP_FILTER_FLAG_TSYNC

Alexander Sergeyev <sergeev917@gmail.com>
x86/speculation: Remove Skylake C2 from Speculation Control microcode blacklist

Ingo Molnar <mingo@kernel.org>
x86/speculation: Move firmware_restrict_branch_speculation_*() from C to CPP

David Woodhouse <dwmw@amazon.co.uk>
x86/speculation: Use IBRS if available before calling into firmware

Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
x86/spectre_v2: Don't check microcode versions when running under hypervisors

Tim Chen <tim.c.chen@linux.intel.com>
x86/speculation: Use Indirect Branch Prediction Barrier in context switch

Andy Lutomirski <luto@kernel.org>
x86/mm: Give each mm TLB flush generation a unique ID

Dave Hansen <dave.hansen@linux.intel.com>
x86/mm: Factor out LDT init from context init

Juergen Gross <jgross@suse.com>
x86/xen: Zero MSR_IA32_SPEC_CTRL before suspend

Peter Zijlstra <peterz@infradead.org>
x86/speculation: Add <asm/msr-index.h> dependency

Dan Williams <dan.j.williams@intel.com>
x86/speculation: Fix up array_index_nospec_mask() asm constraint

Ingo Molnar <mingo@kernel.org>
x86/speculation: Clean up various Spectre related details

David Woodhouse <dwmw@amazon.co.uk>
x86/speculation: Correct Speculation Control microcode blacklist again

David Woodhouse <dwmw@amazon.co.uk>
x86/speculation: Update Speculation Control microcode blacklist

Dan Williams <dan.j.williams@intel.com>
x86/entry/64/compat: Clear registers for compat syscalls, to reduce speculation attack surface

Denys Vlasenko <dvlasenk@redhat.com>
x86/asm/entry/32: Simplify pushes of zeroed pt_regs->REGs

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

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

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

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

Nick Desaulniers <ndesaulniers@google.com>
x86/paravirt: Make native_save_fl() extern inline

Mathias Nyman <mathias.nyman@linux.intel.com>
xhci: Fix perceived dead host due to runtime suspend race with event handler

Stefano Brivio <sbrivio@redhat.com>
skbuff: Unconditionally copy pfmemalloc in __skb_clone()

Stefano Brivio <sbrivio@redhat.com>
net: Don't copy pfmemalloc flag in __copy_skb_header()

Sanjeev Bansal <sanjeevb.bansal@broadcom.com>
tg3: Add higher cpu clock for 5762.

Gustavo A. R. Silva <gustavo@embeddedor.com>
ptp: fix missing break in switch

Heiner Kallweit <hkallweit1@gmail.com>
net: phy: fix flag masking in __set_phy_supported

David Ahern <dsahern@gmail.com>
net/ipv4: Set oif in fib_compute_spec_dst

Davidlohr Bueso <dave@stgolabs.net>
lib/rhashtable: consider param->min_size when setting initial table size

Colin Ian King <colin.king@canonical.com>
ipv6: fix useless rol32 call on hash

Tyler Hicks <tyhicks@canonical.com>
ipv4: Return EINVAL when ping_group_range sysctl doesn't map to user ns

Jing Xia <jing.xia.mail@gmail.com>
mm: memcg: fix use after free in mem_cgroup_iter()

Vineet Gupta <vgupta@synopsys.com>
ARC: mm: allow mprotect to make stack mappings executable

Alexey Brodkin <abrodkin@synopsys.com>
ARC: Fix CONFIG_SWAP

Takashi Iwai <tiwai@suse.de>
ALSA: rawmidi: Change resized buffers atomically

OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
fat: fix memory allocation failure handling of match_strdup()

Dewet Thibaut <thibaut.dewet@nokia.com>
x86/MCE: Remove min interval polling limitation

Lan Tianyu <tianyu.lan@intel.com>
KVM/Eventfd: Avoid crash when assign and deassign specific eventfd in parallel.


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

Diffstat:

Documentation/ABI/testing/sysfs-devices-system-cpu | 1 +
Documentation/kernel-parameters.txt | 45 +++
Documentation/spec_ctrl.txt | 94 +++++
Makefile | 4 +-
arch/arc/include/asm/page.h | 2 +-
arch/arc/include/asm/pgtable.h | 2 +-
arch/x86/entry/entry_64_compat.S | 75 ++--
arch/x86/include/asm/apm.h | 6 +
arch/x86/include/asm/barrier.h | 2 +-
arch/x86/include/asm/cpufeature.h | 7 +-
arch/x86/include/asm/cpufeatures.h | 37 +-
arch/x86/include/asm/disabled-features.h | 3 +-
arch/x86/include/asm/efi.h | 7 +
arch/x86/include/asm/intel-family.h | 10 +-
arch/x86/include/asm/irqflags.h | 2 +-
arch/x86/include/asm/mmu.h | 15 +-
arch/x86/include/asm/mmu_context.h | 25 +-
arch/x86/include/asm/msr-index.h | 22 ++
arch/x86/include/asm/nospec-branch.h | 54 +++
arch/x86/include/asm/required-features.h | 3 +-
arch/x86/include/asm/spec-ctrl.h | 80 ++++
arch/x86/include/asm/thread_info.h | 6 +-
arch/x86/include/asm/tlbflush.h | 12 +
arch/x86/kernel/Makefile | 1 +
arch/x86/kernel/cpu/amd.c | 38 +-
arch/x86/kernel/cpu/bugs.c | 427 +++++++++++++++++++--
arch/x86/kernel/cpu/common.c | 121 +++++-
arch/x86/kernel/cpu/cpu.h | 3 +
arch/x86/kernel/cpu/intel.c | 73 ++++
arch/x86/kernel/cpu/mcheck/mce.c | 3 -
arch/x86/kernel/irqflags.S | 26 ++
arch/x86/kernel/ldt.c | 4 +-
arch/x86/kernel/process.c | 224 +++++++++--
arch/x86/kernel/smpboot.c | 5 +
arch/x86/kvm/svm.c | 2 +-
arch/x86/kvm/vmx.c | 2 +-
arch/x86/mm/tlb.c | 33 ++
arch/x86/platform/efi/efi_64.c | 3 +
arch/x86/xen/enlighten.c | 16 +-
arch/x86/xen/smp.c | 5 +
arch/x86/xen/suspend.c | 16 +
block/blk-core.c | 10 +-
drivers/base/cpu.c | 8 +
drivers/clk/tegra/clk-tegra30.c | 11 +-
drivers/mtd/ubi/attach.c | 139 +++++--
drivers/mtd/ubi/eba.c | 4 +-
drivers/mtd/ubi/fastmap-wl.c | 6 +-
drivers/mtd/ubi/fastmap.c | 51 ++-
drivers/mtd/ubi/ubi.h | 46 ++-
drivers/mtd/ubi/wl.c | 114 ++++--
drivers/net/ethernet/broadcom/tg3.c | 9 +
drivers/net/phy/phy_device.c | 7 +-
drivers/ptp/ptp_chardev.c | 1 +
drivers/usb/host/xhci.c | 40 +-
drivers/usb/host/xhci.h | 4 +
fs/fat/inode.c | 20 +-
fs/proc/array.c | 26 ++
include/linux/cpu.h | 2 +
include/linux/nospec.h | 10 +
include/linux/sched.h | 9 +
include/linux/seccomp.h | 3 +-
include/linux/skbuff.h | 12 +-
include/net/ipv6.h | 2 +-
include/uapi/linux/prctl.h | 12 +
include/uapi/linux/seccomp.h | 4 +-
kernel/seccomp.c | 21 +-
kernel/sys.c | 21 +
lib/rhashtable.c | 17 +-
mm/memcontrol.c | 2 +-
net/core/skbuff.c | 1 +
net/ipv4/fib_frontend.c | 1 +
net/ipv4/sysctl_net_ipv4.c | 5 +-
sound/core/rawmidi.c | 20 +-
tools/testing/selftests/seccomp/seccomp_bpf.c | 98 ++++-
virt/kvm/eventfd.c | 6 +-
75 files changed, 1982 insertions(+), 276 deletions(-)


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