[PATCH 4.14 000/104] 4.14.63-stable review

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This is the start of the stable review cycle for the 4.14.63 release.
There are 104 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 Thu Aug 16 17:14:49 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-4.14.63-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-4.14.y
and the diffstat can be found below.

thanks,

greg k-h

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

Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
    Linux 4.14.63-rc1

Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
    x86/microcode: Allow late microcode loading with SMT disabled

David Woodhouse <dwmw@xxxxxxxxxxxx>
    tools headers: Synchronise x86 cpufeatures.h for L1TF additions

Andi Kleen <ak@xxxxxxxxxxxxxxx>
    x86/mm/kmmio: Make the tracer robust against L1TF

Andi Kleen <ak@xxxxxxxxxxxxxxx>
    x86/mm/pat: Make set_memory_np() L1TF safe

Andi Kleen <ak@xxxxxxxxxxxxxxx>
    x86/speculation/l1tf: Make pmd/pud_mknotpresent() invert

Andi Kleen <ak@xxxxxxxxxxxxxxx>
    x86/speculation/l1tf: Invert all not present mappings

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    cpu/hotplug: Fix SMT supported evaluation

Paolo Bonzini <pbonzini@xxxxxxxxxx>
    KVM: VMX: Tell the nested hypervisor to skip L1D flush on vmentry

Paolo Bonzini <pbonzini@xxxxxxxxxx>
    x86/speculation: Use ARCH_CAPABILITIES to skip L1D flush on vmentry

Paolo Bonzini <pbonzini@xxxxxxxxxx>
    x86/speculation: Simplify sysfs report of VMX L1TF vulnerability

Paolo Bonzini <pbonzini@xxxxxxxxxx>
    KVM: VMX: support MSR_IA32_ARCH_CAPABILITIES as a feature MSR

Wanpeng Li <wanpengli@xxxxxxxxxxx>
    KVM: X86: Allow userspace to define the microcode version

Wanpeng Li <wanpengli@xxxxxxxxxxx>
    KVM: X86: Introduce kvm_get_msr_feature()

Tom Lendacky <thomas.lendacky@xxxxxxx>
    KVM: SVM: Add MSR-based feature support for serializing LFENCE

Tom Lendacky <thomas.lendacky@xxxxxxx>
    KVM: x86: Add a framework for supporting MSR-based features

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    Documentation/l1tf: Remove Yonah processors from not vulnerable list

Nicolai Stange <nstange@xxxxxxx>
    x86/KVM/VMX: Don't set l1tf_flush_l1d from vmx_handle_external_intr()

Nicolai Stange <nstange@xxxxxxx>
    x86/irq: Let interrupt handlers set kvm_cpu_l1tf_flush_l1d

Nicolai Stange <nstange@xxxxxxx>
    x86: Don't include linux/irq.h from asm/hardirq.h

Nicolai Stange <nstange@xxxxxxx>
    x86/KVM/VMX: Introduce per-host-cpu analogue of l1tf_flush_l1d

Nicolai Stange <nstange@xxxxxxx>
    x86/irq: Demote irq_cpustat_t::__softirq_pending to u16

Nicolai Stange <nstange@xxxxxxx>
    x86/KVM/VMX: Move the l1tf_flush_l1d test to vmx_l1d_flush()

Nicolai Stange <nstange@xxxxxxx>
    x86/KVM/VMX: Replace 'vmx_l1d_flush_always' with 'vmx_l1d_flush_cond'

Nicolai Stange <nstange@xxxxxxx>
    x86/KVM/VMX: Don't set l1tf_flush_l1d to true from vmx_l1d_flush()

Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
    cpu/hotplug: detect SMT disabled by BIOS

Tony Luck <tony.luck@xxxxxxxxx>
    Documentation/l1tf: Fix typos

Nicolai Stange <nstange@xxxxxxx>
    x86/KVM/VMX: Initialize the vmx_l1d_flush_pages' content

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    Documentation: Add section about CPU vulnerabilities

Jiri Kosina <jkosina@xxxxxxx>
    x86/bugs, kvm: Introduce boot-time control of L1TF mitigations

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    cpu/hotplug: Set CPU_SMT_NOT_SUPPORTED early

Jiri Kosina <jkosina@xxxxxxx>
    cpu/hotplug: Expose SMT control init function

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    x86/kvm: Allow runtime control of L1D flush

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    x86/kvm: Serialize L1D flush parameter setter

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    x86/kvm: Add static key for flush always

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    x86/kvm: Move l1tf setup function

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    x86/l1tf: Handle EPT disabled state proper

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    x86/kvm: Drop L1TF MSR list approach

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    x86/litf: Introduce vmx status variable

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    cpu/hotplug: Online siblings when SMT control is turned on

Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
    x86/KVM/VMX: Use MSR save list for IA32_FLUSH_CMD if required

Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
    x86/KVM/VMX: Extend add_atomic_switch_msr() to allow VMENTER only MSRs

Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
    x86/KVM/VMX: Separate the VMX AUTOLOAD guest/host number accounting

Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
    x86/KVM/VMX: Add find_msr() helper function

Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
    x86/KVM/VMX: Split the VMX MSR LOAD structures to have an host/guest numbers

Paolo Bonzini <pbonzini@xxxxxxxxxx>
    x86/KVM/VMX: Add L1D flush logic

Paolo Bonzini <pbonzini@xxxxxxxxxx>
    x86/KVM/VMX: Add L1D MSR based flush

Paolo Bonzini <pbonzini@xxxxxxxxxx>
    x86/KVM/VMX: Add L1D flush algorithm

Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
    x86/KVM/VMX: Add module argument for L1TF mitigation

Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
    x86/KVM: Warn user if KVM is loaded SMT and L1TF CPU bug being present

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    cpu/hotplug: Boot HT siblings at least once

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    Revert "x86/apic: Ignore secondary threads if nosmt=force"

Michal Hocko <mhocko@xxxxxxx>
    x86/speculation/l1tf: Fix up pte->pfn conversion for PAE

Vlastimil Babka <vbabka@xxxxxxx>
    x86/speculation/l1tf: Protect PAE swap entries against L1TF

Borislav Petkov <bp@xxxxxxx>
    x86/CPU/AMD: Move TOPOEXT reenablement before reading smp_num_siblings

Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
    x86/cpufeatures: Add detection of L1D cache flush support.

Vlastimil Babka <vbabka@xxxxxxx>
    x86/speculation/l1tf: Extend 64bit swap file size limit

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    x86/apic: Ignore secondary threads if nosmt=force

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    x86/cpu/AMD: Evaluate smp_num_siblings early

Borislav Petkov <bp@xxxxxxx>
    x86/CPU/AMD: Do not check CPUID max ext level before parsing SMP info

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    x86/cpu/intel: Evaluate smp_num_siblings early

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    x86/cpu/topology: Provide detect_extended_topology_early()

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    x86/cpu/common: Provide detect_ht_early()

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    x86/cpu/AMD: Remove the pointless detect_ht() call

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    x86/cpu: Remove the pointless CPU printout

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    cpu/hotplug: Provide knobs to control SMT

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    cpu/hotplug: Split do_cpu_down()

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    cpu/hotplug: Make bringup/teardown of smp threads symmetric

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    x86/topology: Provide topology_smt_supported()

Thomas Gleixner <tglx@xxxxxxxxxxxxx>
    x86/smp: Provide topology_is_primary_thread()

Peter Zijlstra <peterz@xxxxxxxxxxxxx>
    sched/smt: Update sched_smt_present at runtime

Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
    x86/bugs: Move the l1tf function and define pr_fmt properly

Andi Kleen <ak@xxxxxxxxxxxxxxx>
    x86/speculation/l1tf: Limit swap file size to MAX_PA/2

Andi Kleen <ak@xxxxxxxxxxxxxxx>
    x86/speculation/l1tf: Disallow non privileged high MMIO PROT_NONE mappings

Andi Kleen <ak@xxxxxxxxxxxxxxx>
    x86/speculation/l1tf: Add sysfs reporting for l1tf

Andi Kleen <ak@xxxxxxxxxxxxxxx>
    x86/speculation/l1tf: Make sure the first page is always reserved

Andi Kleen <ak@xxxxxxxxxxxxxxx>
    x86/speculation/l1tf: Protect PROT_NONE PTEs against speculation

Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
    x86/speculation/l1tf: Protect swap entries against L1TF

Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
    x86/speculation/l1tf: Change order of offset/type in swap entry

Andi Kleen <ak@xxxxxxxxxxxxxxx>
    x86/speculation/l1tf: Increase 32bit PAE __PHYSICAL_PAGE_SHIFT

Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
    x86/irqflags: Provide a declaration for native_save_fl

Masami Hiramatsu <mhiramat@xxxxxxxxxx>
    kprobes/x86: Fix %p uses in error messages

Jiri Kosina <jkosina@xxxxxxx>
    x86/speculation: Protect against userspace-userspace spectreRSB

Peter Zijlstra <peterz@xxxxxxxxxxxxx>
    x86/paravirt: Fix spectre-v2 mitigations for paravirt guests

Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
    ARM: dts: imx6sx: fix irq for pcie bridge

Lukas Wunner <lukas@xxxxxxxxx>
    Bluetooth: hci_serdev: Init hci_uart proto_lock to avoid oops

Ronald Tschalär <ronald@xxxxxxxxxxxxx>
    Bluetooth: hci_ldisc: Allow sleeping while proto locks are held.

Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
    phy: phy-mtk-tphy: use auto instead of force to bypass utmi signals

Fabio Estevam <fabio.estevam@xxxxxxx>
    mtd: nand: qcom: Add a NULL check for devm_kasprintf()

Al Viro <viro@xxxxxxxxxxxxxxxxxx>
    fix __legitimize_mnt()/mntput() race

Al Viro <viro@xxxxxxxxxxxxxxxxxx>
    fix mntput/mntput race

Al Viro <viro@xxxxxxxxxxxxxxxxxx>
    make sure that __dentry_kill() always invalidates d_seq, unhashed or not

Al Viro <viro@xxxxxxxxxxxxxxxxxx>
    root dentries need RCU-delayed freeing

Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
    init: rename and re-order boot_cpu_state_init()

Quinn Tran <quinn.tran@xxxxxxxxxx>
    scsi: qla2xxx: Fix memory leak for allocating abort IOCB

Bart Van Assche <bart.vanassche@xxxxxxx>
    scsi: sr: Avoid that opening a CD-ROM hangs with runtime power management enabled

Juergen Gross <jgross@xxxxxxxx>
    xen/netfront: don't cache skb_shinfo()

Isaac J. Manjarres <isaacm@xxxxxxxxxxxxxx>
    stop_machine: Disable preemption after queueing stopper threads

Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
    Mark HI and TASKLET softirq synchronous

Andrey Konovalov <andreyknvl@xxxxxxxxxx>
    kasan: add no_sanitize attribute for clang builds

Ming Lei <ming.lei@xxxxxxxxxx>
    scsi: virtio_scsi: fix IO hang caused by automatic irq vector affinity

Ming Lei <ming.lei@xxxxxxxxxx>
    scsi: core: introduce force_blk_mq

Ming Lei <ming.lei@xxxxxxxxxx>
    scsi: hpsa: fix selection of reply queue

John David Anglin <dave.anglin@xxxxxxxx>
    parisc: Define mb() and add memory barriers to assembler unlock sequences

Helge Deller <deller@xxxxxx>
    parisc: Enable CONFIG_MLONGCALLS by default


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

Diffstat:

 Documentation/ABI/testing/sysfs-devices-system-cpu |  24 +
 Documentation/admin-guide/index.rst                |   9 +
 Documentation/admin-guide/kernel-parameters.txt    |  78 +++
 Documentation/admin-guide/l1tf.rst                 | 610 +++++++++++++++++++++
 Documentation/virtual/kvm/api.txt                  |  40 +-
 Makefile                                           |   4 +-
 arch/Kconfig                                       |   3 +
 arch/arm/boot/dts/imx6sx.dtsi                      |   2 +-
 arch/parisc/Kconfig                                |   2 +-
 arch/parisc/include/asm/barrier.h                  |  32 ++
 arch/parisc/kernel/entry.S                         |   2 +
 arch/parisc/kernel/pacache.S                       |   1 +
 arch/parisc/kernel/syscall.S                       |   4 +
 arch/x86/Kconfig                                   |   1 +
 arch/x86/include/asm/apic.h                        |  10 +
 arch/x86/include/asm/cpufeatures.h                 |   3 +
 arch/x86/include/asm/dmi.h                         |   2 +-
 arch/x86/include/asm/hardirq.h                     |  26 +-
 arch/x86/include/asm/irqflags.h                    |   2 +
 arch/x86/include/asm/kvm_host.h                    |   9 +
 arch/x86/include/asm/msr-index.h                   |   7 +
 arch/x86/include/asm/page_32_types.h               |   9 +-
 arch/x86/include/asm/pgtable-2level.h              |  17 +
 arch/x86/include/asm/pgtable-3level.h              |  37 +-
 arch/x86/include/asm/pgtable-invert.h              |  32 ++
 arch/x86/include/asm/pgtable.h                     |  74 ++-
 arch/x86/include/asm/pgtable_64.h                  |  38 +-
 arch/x86/include/asm/processor.h                   |  17 +
 arch/x86/include/asm/topology.h                    |   6 +-
 arch/x86/include/asm/vmx.h                         |  11 +
 arch/x86/kernel/apic/apic.c                        |  17 +
 arch/x86/kernel/apic/htirq.c                       |   2 +
 arch/x86/kernel/apic/io_apic.c                     |   1 +
 arch/x86/kernel/apic/msi.c                         |   1 +
 arch/x86/kernel/apic/vector.c                      |   1 +
 arch/x86/kernel/cpu/amd.c                          |  49 +-
 arch/x86/kernel/cpu/bugs.c                         | 171 ++++--
 arch/x86/kernel/cpu/common.c                       |  56 +-
 arch/x86/kernel/cpu/cpu.h                          |   2 +
 arch/x86/kernel/cpu/intel.c                        |   7 +
 arch/x86/kernel/cpu/microcode/core.c               |  16 +-
 arch/x86/kernel/cpu/topology.c                     |  41 +-
 arch/x86/kernel/fpu/core.c                         |   1 +
 arch/x86/kernel/ftrace.c                           |   1 +
 arch/x86/kernel/hpet.c                             |   1 +
 arch/x86/kernel/i8259.c                            |   1 +
 arch/x86/kernel/idt.c                              |   1 +
 arch/x86/kernel/irq.c                              |   1 +
 arch/x86/kernel/irq_32.c                           |   1 +
 arch/x86/kernel/irq_64.c                           |   1 +
 arch/x86/kernel/irqinit.c                          |   1 +
 arch/x86/kernel/kprobes/core.c                     |   6 +-
 arch/x86/kernel/paravirt.c                         |  14 +-
 arch/x86/kernel/setup.c                            |   6 +
 arch/x86/kernel/smp.c                              |   1 +
 arch/x86/kernel/smpboot.c                          |  18 +
 arch/x86/kernel/time.c                             |   1 +
 arch/x86/kvm/mmu.c                                 |   1 +
 arch/x86/kvm/svm.c                                 |  44 +-
 arch/x86/kvm/vmx.c                                 | 426 ++++++++++++--
 arch/x86/kvm/x86.c                                 | 133 ++++-
 arch/x86/mm/fault.c                                |   1 +
 arch/x86/mm/init.c                                 |  23 +
 arch/x86/mm/kmmio.c                                |  25 +-
 arch/x86/mm/mmap.c                                 |  21 +
 arch/x86/mm/pageattr.c                             |   8 +-
 arch/x86/mm/pti.c                                  |   1 +
 .../intel-mid/device_libs/platform_mrfld_wdt.c     |   1 +
 arch/x86/platform/uv/tlb_uv.c                      |   1 +
 arch/x86/xen/enlighten.c                           |   1 +
 drivers/base/cpu.c                                 |   8 +
 drivers/bluetooth/hci_ldisc.c                      |  38 +-
 drivers/bluetooth/hci_serdev.c                     |   1 +
 drivers/bluetooth/hci_uart.h                       |   2 +-
 drivers/gpu/drm/i915/intel_lpe_audio.c             |   1 +
 drivers/mtd/nand/qcom_nandc.c                      |   3 +
 drivers/net/xen-netfront.c                         |   8 +-
 drivers/pci/host/pci-hyperv.c                      |   2 +
 drivers/phy/mediatek/phy-mtk-tphy.c                |  19 +-
 drivers/scsi/hosts.c                               |   1 +
 drivers/scsi/hpsa.c                                |  73 ++-
 drivers/scsi/hpsa.h                                |   1 +
 drivers/scsi/qla2xxx/qla_iocb.c                    |  53 +-
 drivers/scsi/sr.c                                  |  29 +-
 drivers/scsi/virtio_scsi.c                         |  59 +-
 fs/dcache.c                                        |  13 +-
 fs/namespace.c                                     |  28 +-
 include/asm-generic/pgtable.h                      |  12 +
 include/linux/compiler-clang.h                     |   3 +
 include/linux/cpu.h                                |  23 +-
 include/linux/swapfile.h                           |   2 +
 include/scsi/scsi_host.h                           |   3 +
 include/uapi/linux/kvm.h                           |   2 +
 init/main.c                                        |   2 +-
 kernel/cpu.c                                       | 282 +++++++++-
 kernel/sched/core.c                                |  30 +-
 kernel/sched/fair.c                                |   1 +
 kernel/smp.c                                       |   2 +
 kernel/softirq.c                                   |  12 +-
 kernel/stop_machine.c                              |  10 +-
 mm/memory.c                                        |  37 +-
 mm/mprotect.c                                      |  49 ++
 mm/swapfile.c                                      |  46 +-
 tools/arch/x86/include/asm/cpufeatures.h           |   3 +
 104 files changed, 2619 insertions(+), 456 deletions(-)





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