This is the start of the stable review cycle for the 4.4.180 release. There are 266 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 Fri 17 May 2019 09:04:49 AM UTC. 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-4.4.180-rc1... 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 4.4.180-rc1

Laurentiu Tudor laurentiu.tudor@nxp.com powerpc/booke64: set RI in default MSR

Dan Carpenter dan.carpenter@oracle.com drivers/virt/fsl_hypervisor.c: prevent integer overflow in ioctl

Dan Carpenter dan.carpenter@oracle.com drivers/virt/fsl_hypervisor.c: dereferencing error pointers in ioctl

Jarod Wilson jarod@redhat.com bonding: fix arp_validate toggling in active-backup mode

David Ahern dsahern@gmail.com ipv4: Fix raw socket lookup for local traffic

Stephen Suryaputra ssuryaextr@gmail.com vrf: sit mtu should not be updated when vrf netdev is the link

Hangbin Liu liuhangbin@gmail.com vlan: disable SIOCSHWTSTAMP in container

YueHaibing yuehaibing@huawei.com packet: Fix error path in packet_init

Christophe Leroy christophe.leroy@c-s.fr net: ucc_geth - fix Oops when changing number of buffers in the ring

Tobin C. Harding tobin@kernel.org bridge: Fix error path for kobject_init_and_add()

Breno Leitao leitao@debian.org powerpc/64s: Include cpu header

Johan Hovold johan@kernel.org USB: serial: fix unthrottle races

Oliver Neukum oneukum@suse.com USB: serial: use variable for status

Ben Hutchings ben@decadent.org.uk x86/bugs: Change L1TF mitigation string to match upstream

Josh Poimboeuf jpoimboe@redhat.com x86/speculation/mds: Fix documentation typo

Tyler Hicks tyhicks@canonical.com Documentation: Correct the possible MDS sysfs values

speck for Pawan Gupta speck@linutronix.de x86/mds: Add MDSUM variant to the MDS documentation

Josh Poimboeuf jpoimboe@redhat.com x86/speculation/mds: Add 'mitigations=' support for MDS

Josh Poimboeuf jpoimboe@redhat.com x86/speculation: Support 'mitigations=' cmdline option

Josh Poimboeuf jpoimboe@redhat.com cpu/speculation: Add 'mitigations=' cmdline option

Konrad Rzeszutek Wilk konrad.wilk@oracle.com x86/speculation/mds: Print SMT vulnerable on MSBDS with mitigations off

Boris Ostrovsky boris.ostrovsky@oracle.com x86/speculation/mds: Fix comment

Josh Poimboeuf jpoimboe@redhat.com x86/speculation/mds: Add SMT warning message

Josh Poimboeuf jpoimboe@redhat.com x86/speculation: Move arch_smt_update() call to after mitigation decisions

Andi Kleen ak@linux.intel.com x86/cpu/bugs: Use __initconst for 'const' init data

Thomas Gleixner tglx@linutronix.de Documentation: Add MDS vulnerability documentation

Thomas Gleixner tglx@linutronix.de Documentation: Move L1TF to separate directory

Thomas Gleixner tglx@linutronix.de x86/speculation/mds: Add mitigation mode VMWERV

Thomas Gleixner tglx@linutronix.de x86/speculation/mds: Add sysfs reporting for MDS

Ben Hutchings ben@decadent.org.uk x86/speculation/l1tf: Document l1tf in sysfs

Thomas Gleixner tglx@linutronix.de x86/speculation/mds: Add mitigation control for MDS

Thomas Gleixner tglx@linutronix.de x86/speculation/mds: Conditionally clear CPU buffers on idle entry

Thomas Gleixner tglx@linutronix.de x86/speculation/mds: Clear CPU buffers on exit to user

Thomas Gleixner tglx@linutronix.de x86/speculation/mds: Add mds_clear_cpu_buffers()

Andi Kleen ak@linux.intel.com x86/kvm: Expose X86_FEATURE_MD_CLEAR to guests

Thomas Gleixner tglx@linutronix.de x86/speculation/mds: Add BUG_MSBDS_ONLY

Andi Kleen ak@linux.intel.com x86/speculation/mds: Add basic bug infrastructure for MDS

Thomas Gleixner tglx@linutronix.de x86/speculation: Consolidate CPU whitelists

Thomas Gleixner tglx@linutronix.de x86/msr-index: Cleanup bit defines

Eduardo Habkost ehabkost@redhat.com kvm: x86: Report STIBP on GET_SUPPORTED_CPUID

Thomas Gleixner tglx@linutronix.de x86/speculation: Provide IBPB always command line options

Thomas Gleixner tglx@linutronix.de x86/speculation: Add seccomp Spectre v2 user space protection mode

Thomas Gleixner tglx@linutronix.de x86/speculation: Enable prctl mode for spectre_v2_user

Thomas Gleixner tglx@linutronix.de x86/speculation: Add prctl() control for indirect branch speculation

Thomas Gleixner tglx@linutronix.de x86/speculation: Prevent stale SPEC_CTRL msr content

Thomas Gleixner tglx@linutronix.de x86/speculation: Prepare arch_smt_update() for PRCTL mode

Thomas Gleixner tglx@linutronix.de x86/speculation: Split out TIF update

Thomas Gleixner tglx@linutronix.de x86/speculation: Prepare for conditional IBPB in switch_mm()

Thomas Gleixner tglx@linutronix.de x86/speculation: Avoid __switch_to_xtra() calls

Thomas Gleixner tglx@linutronix.de x86/process: Consolidate and simplify switch_to_xtra() code

Tim Chen tim.c.chen@linux.intel.com x86/speculation: Prepare for per task indirect branch speculation control

Thomas Gleixner tglx@linutronix.de x86/speculation: Add command line control for indirect branch speculation

Thomas Gleixner tglx@linutronix.de x86/speculation: Unify conditional spectre v2 print functions

Thomas Gleixner tglx@linutronix.de x86/speculataion: Mark command line parser data __initdata

Thomas Gleixner tglx@linutronix.de x86/speculation: Mark string arrays const correctly

Thomas Gleixner tglx@linutronix.de x86/speculation: Reorder the spec_v2 code

Thomas Gleixner tglx@linutronix.de x86/speculation: Rework SMT state change

Ben Hutchings ben@decadent.org.uk sched: Add sched_smt_active()

Thomas Gleixner tglx@linutronix.de x86/Kconfig: Select SCHED_SMT if SMP enabled

Tim Chen tim.c.chen@linux.intel.com x86/speculation: Reorganize speculation control MSRs update

Thomas Gleixner tglx@linutronix.de x86/speculation: Rename SSBD update functions

Tim Chen tim.c.chen@linux.intel.com x86/speculation: Disable STIBP when enhanced IBRS is in use

Tim Chen tim.c.chen@linux.intel.com x86/speculation: Move STIPB/IBPB string conditionals out of cpu_show_common()

Tim Chen tim.c.chen@linux.intel.com x86/speculation: Remove unnecessary ret variable in cpu_show_common()

Tim Chen tim.c.chen@linux.intel.com x86/speculation: Clean up spectre_v2_parse_cmdline()

Tim Chen tim.c.chen@linux.intel.com x86/speculation: Update the TIF_SSBD comment

Jiri Kosina jkosina@suse.cz x86/speculation: Propagate information about RSB filling mitigation to sysfs

Jiri Kosina jkosina@suse.cz x86/speculation: Enable cross-hyperthread spectre v2 STIBP mitigation

Jiri Kosina jkosina@suse.cz x86/speculation: Apply IBPB more strictly to avoid cross-process data leak

Nadav Amit namit@vmware.com x86/mm: Use WRITE_ONCE() when setting PTEs

Thomas Gleixner tglx@xxxxxxxxxxxxx KVM: x86: SVM: Call x86_spec_ctrl_set_guest/host() with interrupts disabled

Peter Zijlstra peterz@infradead.org x86/cpu: Sanitize FAM6_ATOM naming

Filippo Sironi sironi@amazon.de x86/microcode: Update the new microcode revision unconditionally

Prarit Bhargava prarit@redhat.com x86/microcode: Make sure boot_cpu_data.microcode is up-to-date

Jiang Biao jiang.biao2@zte.com.cn x86/speculation: Remove SPECTRE_V2_IBRS in enum spectre_v2_mitigation

Tom Lendacky thomas.lendacky@amd.com x86/bugs: Fix the AMD SSBD usage of the SPEC_CTRL MSR

Will Deacon will.deacon@arm.com locking/atomics, asm-generic: Move some macros from <linux/bitops.h> to a new <linux/bits.h> file

Konrad Rzeszutek Wilk konrad.wilk@oracle.com x86/bugs: Switch the selection of mitigation from CPU vendor to CPU features

Konrad Rzeszutek Wilk konrad.wilk@oracle.com x86/bugs: Add AMD's SPEC_CTRL MSR usage

Konrad Rzeszutek Wilk konrad.wilk@oracle.com x86/bugs: Add AMD's variant of SSB_NO

Dominik Brodowski linux@dominikbrodowski.net x86/speculation: Simplify the CPU bug detection logic

Sai Praneeth sai.praneeth.prakhya@intel.com x86/speculation: Support Enhanced IBRS on future CPUs

Ben Hutchings ben@decadent.org.uk x86/cpufeatures: Hide AMD-specific speculation flags

Tony Luck tony.luck@intel.com x86/MCE: Save microcode revision in machine check records

Ashok Raj ashok.raj@intel.com x86/microcode/intel: Check microcode revision before updating sibling threads

Matthias Kaehlcke mka@chromium.org bitops: avoid integer overflow in GENMASK(_ULL)

Nicolas Dichtel nicolas.dichtel@6wind.com x86: stop exporting msr-index.h to userland

Borislav Petkov bp@suse.de x86/microcode/intel: Add a helper which gives the microcode revision

Tony Luck tony.luck@intel.com locking/static_keys: Provide DECLARE and well as DEFINE macros

Nigel Croxon ncroxon@redhat.com Don't jump to compute_result state from check_result state

Alistair Strachan astrachan@google.com x86/vdso: Pass --eh-frame-hdr to the linker

Wei Yongjun weiyongjun1@huawei.com cw1200: fix missing unlock on error in cw1200_hw_scan()

Lucas Stach l.stach@pengutronix.de gpu: ipu-v3: dp: fix CSC handling

Po-Hsu Lin po-hsu.lin@canonical.com selftests/net: correct the return value for run_netsocktests

Arnd Bergmann arnd@arndb.de s390: ctcm: fix ctcm_new_device error return code

Julian Anastasov ja@ssi.bg ipvs: do not schedule icmp errors from tunnels

Dan Williams dan.j.williams@intel.com init: initialize jump labels before command line option parsing

Rikard Falkeborn rikard.falkeborn@gmail.com tools lib traceevent: Fix missing equality check for strcmp

Vitaly Kuznetsov vkuznets@redhat.com KVM: x86: avoid misreporting level-triggered irqs as edge-triggered in tracing

Martin Schwidefsky schwidefsky@de.ibm.com s390/3270: fix lockdep false positive on view->lock

Peter Oberparleiter oberpar@linux.ibm.com s390/dasd: Fix capacity calculation for large volumes

Aditya Pakki pakki001@umn.edu libnvdimm/btt: Fix a kmemdup failure check

Dmitry Torokhov dmitry.torokhov@gmail.com HID: input: add mapping for keyboard Brightness Up/Down/Toggle keys

Dmitry Torokhov dmitry.torokhov@gmail.com HID: input: add mapping for Expose/Overview key

Sven Van Asbroeck thesven73@gmail.com iio: adc: xilinx: fix potential use-after-free on remove

Gustavo A. R. Silva gustavo@embeddedor.com platform/x86: sony-laptop: Fix unintentional fall-through

Michal Hocko mhocko@suse.com mm, vmstat: make quiet_vmstat lighter

Francesco Ruggeri fruggeri@arista.com netfilter: compat: initialize all fields in xt_init

Ben Hutchings ben@decadent.org.uk timer/debug: Change /proc/timer_stats from 0644 to 0600

Ross Zwisler zwisler@chromium.org ASoC: Intel: avoid Oops if DMA setup fails

WANG Cong xiyou.wangcong@gmail.com ipv6: fix a potential deadlock in do_ipv6_setsockopt()

Oliver Neukum oneukum@suse.com UAS: fix alignment of scatter/gather segments

Marcel Holtmann marcel@holtmann.org Bluetooth: Align minimum encryption key size for LE and BR/EDR connections

Young Xiao YangX92@hotmail.com Bluetooth: hidp: fix buffer overflow

Andrew Vasquez andrewv@marvell.com scsi: qla2xxx: Fix incorrect region-size setting in optrom SYSFS routines

Thinh Nguyen Thinh.Nguyen@synopsys.com usb: dwc3: Fix default lpm_nyet_threshold value

Prasad Sodagudi psodagud@codeaurora.org genirq: Prevent use-after-free and work list corruption

Joerg Roedel jroedel@suse.de iommu/amd: Set exclusion range correctly

Varun Prakash varun@chelsio.com scsi: csiostor: fix missing data copy in csio_scsi_err_handler()

Stephane Eranian eranian@google.com perf/x86/intel: Fix handling of wakeup_events for multi-entry PEBS

Annaliese McDermond nh6z@nh6z.net ASoC: tlv320aic32x4: Fix Common Pins

Daniel Mack daniel@zonque.org ASoC: cs4270: Set auto-increment bit for register writes

Rander Wang rander.wang@linux.intel.com ASoC:soc-pcm:fix a codec fixup issue in TDM case

Jason Yan yanaijie@huawei.com scsi: libsas: fix a race condition when smp task timeout

Jacopo Mondi jacopo+renesas@jmondi.org media: v4l2: i2c: ov7670: Fix PLL bypass register values

Tony Luck tony.luck@intel.com x86/mce: Improve error message when kernel cannot recover, p2

Ondrej Mosnacek omosnace@redhat.com selinux: never allow relabeling on context mounts

Anson Huang anson.huang@nxp.com Input: snvs_pwrkey - initialize necessary driver data before enabling IRQ

Jeremy Fertic jeremyfertic@gmail.com staging: iio: adt7316: fix the dac write calculation

Jeremy Fertic jeremyfertic@gmail.com staging: iio: adt7316: fix the dac read calculation

Jeremy Fertic jeremyfertic@gmail.com staging: iio: adt7316: allow adt751x to use internal vref for all dacs

Malte Leip malte@leip.net usb: usbip: fix isoc packet num validation in get_pipe

Arnd Bergmann arnd@arndb.de ARM: iop: don't use using 64-bit DMA masks

Arnd Bergmann arnd@arndb.de ARM: orion: don't use using 64-bit DMA masks

Guenter Roeck linux@roeck-us.net xsysace: Fix error handling in ace_setup

Mike Kravetz mike.kravetz@oracle.com hugetlbfs: fix memory leak for resv_map

Yonglong Liu liuyonglong@huawei.com net: hns: Fix WARNING when remove HNS driver with SMMU enabled

Yonglong Liu liuyonglong@huawei.com net: hns: Use NAPI_POLL_WEIGHT for hns driver

Michael Kelley mikelley@microsoft.com scsi: storvsc: Fix calculation of sub-channel count

Louis Taylor louis@kragniz.eu vfio/pci: use correct format characters

Alexandre Belloni alexandre.belloni@bootlin.com rtc: da9063: set uie_unsupported when relevant

Al Viro viro@zeniv.linux.org.uk debugfs: fix use-after-free on symlink traversal

Al Viro viro@zeniv.linux.org.uk jffs2: fix use-after-free on symlink traversal

Konstantin Khorenko khorenko@virtuozzo.com bonding: show full hw address in sysfs for slave entries

Arvind Sankar niveditas98@gmail.com igb: Fix WARN_ONCE on runtime suspend

Geert Uytterhoeven geert+renesas@glider.be rtc: sh: Fix invalid alarm warning for non-enabled alarm

He, Bo bo.he@intel.com HID: debug: fix race condition with between rdesc_show() and device removal

Alan Stern stern@rowland.harvard.edu USB: core: Fix bug caused by duplicate interface PM usage counter

Alan Stern stern@rowland.harvard.edu USB: core: Fix unterminated string returned by usb_string()

Alan Stern stern@rowland.harvard.edu USB: w1 ds2490: Fix bug caused by improper use of altsetting array

Alan Stern stern@rowland.harvard.edu USB: yurex: Fix protection fault after device removal

Willem de Bruijn willemb@google.com packet: validate msg_namelen in send directly

Michael Chan michael.chan@broadcom.com bnxt_en: Improve multicast address setup logic.

Willem de Bruijn willemb@google.com ipv6: invert flowlabel sharing check in process and user mode

Eric Dumazet edumazet@google.com ipv6/flowlabel: wait rcu grace period before put_pid()

Shmulik Ladkani shmulik@metanetworks.com ipv4: ip_do_fragment: Preserve skb_iif during fragmentation

Greg Kroah-Hartman gregkh@linuxfoundation.org ALSA: line6: use dynamic buffers

Alex Williamson alex.williamson@redhat.com vfio/type1: Limit DMA mappings per container

Changbin Du changbin.du@gmail.com kconfig/[mn]conf: handle backspace (^H) key

raymond pang raymondpangxd@gmail.com libata: fix using DMA buffers on stack

Steffen Maier maier@linux.ibm.com scsi: zfcp: reduce flood of fcrscn1 trace records on multi-element RSCN

Al Viro viro@zeniv.linux.org.uk ceph: fix use-after-free on symlink traversal

Mukesh Ojha mojha@codeaurora.org usb: u132-hcd: fix resource leak

Kangjie Lu kjlu@umn.edu scsi: qla4xxx: fix a potential NULL pointer dereference

Wen Yang wen.yang99@zte.com.cn net: ethernet: ti: fix possible object reference leak

Wen Yang wen.yang99@zte.com.cn net: ibm: fix possible object reference leak

Wen Yang wen.yang99@zte.com.cn net: xilinx: fix possible object reference leak

Lukas Wunner lukas@wunner.de net: ks8851: Set initial carrier state to down

Lukas Wunner lukas@wunner.de net: ks8851: Delay requesting IRQ until opened

Lukas Wunner lukas@wunner.de net: ks8851: Reassert reset pin if chip ID check fails

Lukas Wunner lukas@wunner.de net: ks8851: Dequeue RX packets explicitly

Marco Felsch m.felsch@pengutronix.de ARM: dts: pfla02: increase phy reset duration

Guido Kiener guido@kiener-muenchen.de usb: gadget: net2272: Fix net2272_dequeue()

Guido Kiener guido@kiener-muenchen.de usb: gadget: net2280: Fix net2280_dequeue()

Guido Kiener guido@kiener-muenchen.de usb: gadget: net2280: Fix overrun of OUT messages

Mao Wenan maowenan@huawei.com sc16is7xx: missing unregister/delete driver on error in sc16is7xx_init()

Xin Long lucien.xin@gmail.com netfilter: bridge: set skb transport_header before entering NF_INET_PRE_ROUTING

Aditya Pakki pakki001@umn.edu qlcnic: Avoid potential NULL pointer dereference

Gustavo A. R. Silva garsilva@embeddedor.com usbnet: ipheth: fix potential null pointer dereference in ipheth_carrier_set

Alexander Kappner agk@godking.net usbnet: ipheth: prevent TX queue timeouts when device not ready

Diana Craciun diana.craciun@nxp.com Documentation: Add nospectre_v1 parameter

Diana Craciun diana.craciun@nxp.com powerpc/fsl: Add FSL_PPC_BOOK3E as supported arch for nospectre_v2 boot arg

Diana Craciun diana.craciun@nxp.com powerpc/fsl: Fixed warning: orphan section `__btb_flush_fixup'

Diana Craciun diana.craciun@nxp.com powerpc/fsl: Sanitize the syscall table for NXP PowerPC 32 bit platforms

Diana Craciun diana.craciun@nxp.com powerpc/fsl: Flush the branch predictor at each kernel entry (32 bit)

Diana Craciun diana.craciun@nxp.com powerpc/fsl: Emulate SPRN_BUCSR register

Diana Craciun diana.craciun@nxp.com powerpc/fsl: Flush branch predictor when entering KVM

Diana Craciun diana.craciun@nxp.com powerpc/fsl: Enable runtime patching if nospectre_v2 boot arg is used

ZhangXiaoxu zhangxiaoxu5@huawei.com ipv4: set the tcp_min_rtt_wlen range from 0 to one day

Vinod Koul vkoul@kernel.org net: stmmac: move stmmac_check_ether_addr() to driver probe

Hangbin Liu liuhangbin@gmail.com team: fix possible recursive locking when add slaves

Eric Dumazet edumazet@google.com ipv4: add sanity checks in ipv4_link_failure()

Greg Kroah-Hartman gregkh@linuxfoundation.org Revert "block/loop: Use global lock for ioctl() operation."

Daniel Borkmann daniel@iogearbox.net bpf: reject wrong sized filters earlier

Xin Long lucien.xin@gmail.com tipc: check link name with right length in tipc_nl_compat_link_set

Xin Long lucien.xin@gmail.com tipc: check bearer name with right length in tipc_nl_compat_bearer_enable

Florian Westphal fw@strlen.de netfilter: ebtables: CONFIG_COMPAT: drop a bogus WARN_ON

Tetsuo Handa penguin-kernel@I-love.SAKURA.ne.jp NFS: Forbid setting AF_INET6 to "struct sockaddr_in"->sin_family.

YueHaibing yuehaibing@huawei.com fs/proc/proc_sysctl.c: Fix a NULL pointer dereference

Alexander Shishkin alexander.shishkin@linux.intel.com intel_th: gth: Fix an off-by-one in output unassigning

Linus Torvalds torvalds@linux-foundation.org slip: make slhc_free() silently accept an error pointer

Xin Long lucien.xin@gmail.com tipc: handle the err returned from cmd header function

Christophe Leroy christophe.leroy@c-s.fr powerpc/fsl: Fix the flush of branch predictor.

Michael Ellerman mpe@ellerman.id.au powerpc/security: Fix spectre_v2 reporting

Diana Craciun diana.craciun@nxp.com powerpc/fsl: Update Spectre v2 reporting

Diana Craciun diana.craciun@nxp.com powerpc/fsl: Flush the branch predictor at each kernel entry (64bit)

Diana Craciun diana.craciun@nxp.com powerpc/fsl: Add nospectre_v2 command line argument

Diana Craciun diana.craciun@nxp.com powerpc/fsl: Fix spectre_v2 mitigations reporting

Diana Craciun diana.craciun@nxp.com powerpc/fsl: Add macro to flush the branch predictor

Diana Craciun diana.craciun@nxp.com powerpc/fsl: Add infrastructure to fixup branch predictor flush

Michael Neuling mikey@neuling.org powerpc: Avoid code patching freed init sections

Michael Ellerman mpe@ellerman.id.au powerpc/powernv: Query firmware for count cache flush settings

Michael Ellerman mpe@ellerman.id.au powerpc/pseries: Query hypervisor for count cache flush settings

Michael Ellerman mpe@ellerman.id.au powerpc/64s: Add support for software count cache flush

Michael Ellerman mpe@ellerman.id.au powerpc/64s: Add new security feature flags for count cache flush

Michael Ellerman mpe@ellerman.id.au powerpc/asm: Add a patch_site macro & helpers for patching instructions

Diana Craciun diana.craciun@nxp.com powerpc/fsl: Add barrier_nospec implementation for NXP PowerPC Book3E

Diana Craciun diana.craciun@nxp.com powerpc/64: Make meltdown reporting Book3S 64 specific

Michael Ellerman mpe@ellerman.id.au powerpc/64: Call setup_barrier_nospec() from setup_arch()

Michael Ellerman mpe@ellerman.id.au powerpc/64: Add CONFIG_PPC_BARRIER_NOSPEC

Diana Craciun diana.craciun@nxp.com powerpc/64: Make stf barrier PPC_BOOK3S_64 specific.

Diana Craciun diana.craciun@nxp.com powerpc/64: Disable the speculation barrier from the command line

Michael Ellerman mpe@ellerman.id.au powerpc64s: Show ori31 availability in spectre_v1 sysfs file not v2

Michal Suchanek msuchanek@suse.de powerpc/64s: Enhance the information in cpu_show_spectre_v1()

Michael Ellerman mpe@ellerman.id.au powerpc: Use barrier_nospec in copy_from_user()

Michael Ellerman mpe@ellerman.id.au powerpc/64: Use barrier_nospec in syscall entry

Michal Suchanek msuchanek@suse.de powerpc/64s: Enable barrier_nospec based on firmware settings

Michal Suchanek msuchanek@suse.de powerpc/64s: Patch barrier_nospec in modules

Michal Suchanek msuchanek@suse.de powerpc/64s: Add support for ori barrier_nospec patching

Michal Suchanek msuchanek@suse.de powerpc/64s: Add barrier_nospec

Nicholas Piggin npiggin@gmail.com powerpc/64s: Add support for a store forwarding barrier at kernel entry/exit

Michael Ellerman mpe@ellerman.id.au powerpc/64s: Fix section mismatch warnings from setup_rfi_flush()

Mauricio Faria de Oliveira mauricfo@linux.vnet.ibm.com powerpc/pseries: Restore default security feature flags on setup

Mauricio Faria de Oliveira mauricfo@linux.vnet.ibm.com powerpc: Move default security feature flags

Mauricio Faria de Oliveira mauricfo@linux.vnet.ibm.com powerpc/pseries: Fix clearing of security feature flags

Michael Ellerman mpe@ellerman.id.au powerpc/64s: Wire up cpu_show_spectre_v2()

Michael Ellerman mpe@ellerman.id.au powerpc/64s: Wire up cpu_show_spectre_v1()

Michael Ellerman mpe@ellerman.id.au powerpc/pseries: Use the security flags in pseries_setup_rfi_flush()

Michael Ellerman mpe@ellerman.id.au powerpc/powernv: Use the security flags in pnv_setup_rfi_flush()

Michael Ellerman mpe@ellerman.id.au powerpc/64s: Enhance the information in cpu_show_meltdown()

Michael Ellerman mpe@ellerman.id.au powerpc/64s: Move cpu_show_meltdown()

Michael Ellerman mpe@ellerman.id.au powerpc/powernv: Set or clear security feature flags

Michael Ellerman mpe@ellerman.id.au powerpc/pseries: Set or clear security feature flags

Michael Ellerman mpe@ellerman.id.au powerpc: Add security feature flags for Spectre/Meltdown

Michael Ellerman mpe@ellerman.id.au powerpc/rfi-flush: Call setup_rfi_flush() after LPM migration

Michael Ellerman mpe@ellerman.id.au powerpc/pseries: Add new H_GET_CPU_CHARACTERISTICS flags

Mauricio Faria de Oliveira mauricfo@linux.vnet.ibm.com powerpc/rfi-flush: Differentiate enabled and patched flush types

Michael Ellerman mpe@ellerman.id.au powerpc/rfi-flush: Always enable fallback flush on pseries

Michael Ellerman mpe@ellerman.id.au powerpc/rfi-flush: Make it possible to call setup_rfi_flush() again

Michael Ellerman mpe@ellerman.id.au powerpc/rfi-flush: Move the logic to avoid a redo into the debugfs code

Michael Ellerman mpe@ellerman.id.au powerpc/powernv: Support firmware disable of RFI flush

Michael Ellerman mpe@ellerman.id.au powerpc/pseries: Support firmware disable of RFI flush

Nicholas Piggin npiggin@gmail.com powerpc/64s: Improve RFI L1-D cache flush fallback

Michael Ellerman mpe@ellerman.id.au powerpc/xmon: Add RFI flush related fields to paca dump

Kai-Heng Feng kai.heng.feng@canonical.com USB: Consolidate LPM checks to avoid enabling LPM twice

Kai-Heng Feng kai.heng.feng@canonical.com USB: Add new USB LPM helpers

NeilBrown neilb@suse.com sunrpc: don't mark uninitialised items as VALID.

Trond Myklebust trondmy@gmail.com nfsd: Don't release the callback slot unless it was actually held

Yan, Zheng zyan@redhat.com ceph: fix ci->i_head_snapc leak

Jeff Layton jlayton@kernel.org ceph: ensure d_name stability in ceph_dentry_hash()

Xie XiuQi xiexiuqi@huawei.com sched/numa: Fix a possible divide-by-zero

Peter Zijlstra peterz@infradead.org trace: Fix preempt_enable_no_resched() abuse

Aurelien Jarno aurelien@aurel32.net MIPS: scall64-o32: Fix indirect syscall number load

Frank Sorenson sorenson@redhat.com cifs: do not attempt cifs operation on smb2+ rename error

Paolo Bonzini pbonzini@redhat.com KVM: fail KVM_SET_VCPU_EVENTS with invalid exception number

Masahiro Yamada yamada.masahiro@socionext.com kbuild: simplify ld-option implementation

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

Diffstat:

Documentation/ABI/testing/sysfs-devices-system-cpu | 2 + Documentation/hw-vuln/mds.rst | 305 ++++++++++ Documentation/kernel-parameters.txt | 110 +++- Documentation/networking/ip-sysctl.txt | 1 + Documentation/spec_ctrl.txt | 9 + Documentation/usb/power-management.txt | 14 +- Documentation/x86/mds.rst | 225 +++++++ Makefile | 4 +- arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi | 1 + arch/arm/mach-iop13xx/setup.c | 8 +- arch/arm/mach-iop13xx/tpmi.c | 10 +- arch/arm/plat-iop/adma.c | 6 +- arch/arm/plat-orion/common.c | 4 +- arch/mips/kernel/scall64-o32.S | 2 +- arch/powerpc/Kconfig | 7 +- arch/powerpc/include/asm/asm-prototypes.h | 21 + arch/powerpc/include/asm/barrier.h | 21 + arch/powerpc/include/asm/code-patching-asm.h | 18 + arch/powerpc/include/asm/code-patching.h | 2 + arch/powerpc/include/asm/exception-64s.h | 35 ++ arch/powerpc/include/asm/feature-fixups.h | 40 ++ arch/powerpc/include/asm/hvcall.h | 5 + arch/powerpc/include/asm/paca.h | 3 +- arch/powerpc/include/asm/ppc-opcode.h | 1 + arch/powerpc/include/asm/ppc_asm.h | 11 + arch/powerpc/include/asm/reg_booke.h | 2 +- arch/powerpc/include/asm/security_features.h | 92 +++ arch/powerpc/include/asm/setup.h | 23 +- arch/powerpc/include/asm/uaccess.h | 18 +- arch/powerpc/kernel/Makefile | 1 + arch/powerpc/kernel/asm-offsets.c | 3 +- arch/powerpc/kernel/entry_32.S | 10 + arch/powerpc/kernel/entry_64.S | 69 +++ arch/powerpc/kernel/exceptions-64e.S | 27 +- arch/powerpc/kernel/exceptions-64s.S | 98 ++-- arch/powerpc/kernel/head_booke.h | 12 + arch/powerpc/kernel/head_fsl_booke.S | 15 + arch/powerpc/kernel/module.c | 10 +- arch/powerpc/kernel/security.c | 434 ++++++++++++++ arch/powerpc/kernel/setup_32.c | 3 + arch/powerpc/kernel/setup_64.c | 51 +- arch/powerpc/kernel/vmlinux.lds.S | 33 +- arch/powerpc/kvm/bookehv_interrupts.S | 4 + arch/powerpc/kvm/e500_emulate.c | 7 + arch/powerpc/lib/code-patching.c | 29 + arch/powerpc/lib/feature-fixups.c | 218 ++++++- arch/powerpc/mm/mem.c | 2 + arch/powerpc/mm/tlb_low_64e.S | 7 + arch/powerpc/platforms/powernv/setup.c | 99 +++- arch/powerpc/platforms/pseries/mobility.c | 3 + arch/powerpc/platforms/pseries/pseries.h | 2 + arch/powerpc/platforms/pseries/setup.c | 88 ++- arch/powerpc/xmon/xmon.c | 2 + arch/x86/Kconfig | 8 +- arch/x86/entry/common.c | 3 + arch/x86/entry/vdso/Makefile | 3 +- arch/x86/include/asm/cpufeatures.h | 12 +- arch/x86/include/asm/intel-family.h | 30 +- arch/x86/include/asm/irqflags.h | 5 + arch/x86/include/asm/microcode_intel.h | 15 + arch/x86/include/asm/msr-index.h | 30 +- arch/x86/include/asm/mwait.h | 7 + arch/x86/include/asm/nospec-branch.h | 66 ++- arch/x86/include/asm/pgtable_64.h | 16 +- arch/x86/include/asm/processor.h | 7 + arch/x86/include/asm/spec-ctrl.h | 20 +- arch/x86/include/asm/switch_to.h | 3 - arch/x86/include/asm/thread_info.h | 20 +- arch/x86/include/asm/tlbflush.h | 8 +- arch/x86/include/uapi/asm/Kbuild | 1 - arch/x86/include/uapi/asm/mce.h | 4 + arch/x86/kernel/cpu/bugs.c | 643 +++++++++++++++++---- arch/x86/kernel/cpu/common.c | 140 +++-- arch/x86/kernel/cpu/intel.c | 11 +- arch/x86/kernel/cpu/mcheck/mce-severity.c | 5 + arch/x86/kernel/cpu/mcheck/mce.c | 4 +- arch/x86/kernel/cpu/microcode/amd.c | 22 +- arch/x86/kernel/cpu/microcode/intel.c | 64 +- arch/x86/kernel/cpu/perf_event_intel.c | 2 +- arch/x86/kernel/nmi.c | 4 + arch/x86/kernel/process.c | 101 +++- arch/x86/kernel/process.h | 39 ++ arch/x86/kernel/process_32.c | 9 +- arch/x86/kernel/process_64.c | 9 +- arch/x86/kernel/traps.c | 8 + arch/x86/kvm/cpuid.c | 13 +- arch/x86/kvm/cpuid.h | 2 +- arch/x86/kvm/svm.c | 10 +- arch/x86/kvm/trace.h | 4 +- arch/x86/kvm/x86.c | 4 + arch/x86/mm/kaiser.c | 4 +- arch/x86/mm/pgtable.c | 6 +- arch/x86/mm/tlb.c | 114 +++- drivers/ata/libata-zpodd.c | 34 +- drivers/base/cpu.c | 8 + drivers/block/loop.c | 42 +- drivers/block/loop.h | 1 + drivers/block/xsysace.c | 2 + drivers/gpu/ipu-v3/ipu-dp.c | 12 +- drivers/hid/hid-debug.c | 5 + drivers/hid/hid-input.c | 6 + drivers/hwtracing/intel_th/gth.c | 2 +- drivers/iio/adc/xilinx-xadc-core.c | 2 +- drivers/input/keyboard/snvs_pwrkey.c | 6 +- drivers/iommu/amd_iommu_init.c | 2 +- drivers/md/raid5.c | 19 +- drivers/media/i2c/ov7670.c | 16 +- drivers/net/bonding/bond_options.c | 7 - drivers/net/bonding/bond_sysfs_slave.c | 4 +- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 9 +- drivers/net/ethernet/freescale/ucc_geth_ethtool.c | 8 +- drivers/net/ethernet/hisilicon/hns/hnae.c | 4 +- drivers/net/ethernet/hisilicon/hns/hns_enet.c | 7 +- drivers/net/ethernet/ibm/ehea/ehea_main.c | 1 + drivers/net/ethernet/intel/igb/e1000_defines.h | 2 + drivers/net/ethernet/intel/igb/igb_main.c | 57 +- drivers/net/ethernet/micrel/ks8851.c | 36 +- .../net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c | 2 + drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 4 +- drivers/net/ethernet/ti/netcp_ethss.c | 8 +- drivers/net/ethernet/xilinx/xilinx_axienet_main.c | 2 + drivers/net/slip/slhc.c | 2 +- drivers/net/team/team.c | 6 + drivers/net/usb/ipheth.c | 33 +- drivers/net/wireless/cw1200/scan.c | 5 +- drivers/nvdimm/btt_devs.c | 18 +- drivers/platform/x86/sony-laptop.c | 8 +- drivers/rtc/rtc-da9063.c | 7 + drivers/rtc/rtc-sh.c | 2 +- drivers/s390/block/dasd_eckd.c | 6 +- drivers/s390/char/con3270.c | 2 +- drivers/s390/char/fs3270.c | 3 +- drivers/s390/char/raw3270.c | 3 +- drivers/s390/char/raw3270.h | 4 +- drivers/s390/char/tty3270.c | 3 +- drivers/s390/net/ctcm_main.c | 1 + drivers/s390/scsi/zfcp_fc.c | 21 +- drivers/scsi/csiostor/csio_scsi.c | 5 +- drivers/scsi/libsas/sas_expander.c | 9 +- drivers/scsi/qla2xxx/qla_attr.c | 4 +- drivers/scsi/qla4xxx/ql4_os.c | 2 + drivers/scsi/storvsc_drv.c | 13 +- drivers/staging/iio/addac/adt7316.c | 22 +- drivers/tty/serial/sc16is7xx.c | 12 +- drivers/usb/core/driver.c | 36 +- drivers/usb/core/hub.c | 16 +- drivers/usb/core/message.c | 7 +- drivers/usb/core/sysfs.c | 5 +- drivers/usb/core/usb.h | 10 +- drivers/usb/dwc3/core.c | 2 +- drivers/usb/gadget/udc/net2272.c | 1 + drivers/usb/gadget/udc/net2280.c | 8 +- drivers/usb/host/u132-hcd.c | 3 + drivers/usb/misc/yurex.c | 1 + drivers/usb/serial/generic.c | 57 +- drivers/usb/storage/realtek_cr.c | 13 +- drivers/usb/storage/uas.c | 38 +- drivers/usb/usbip/stub_rx.c | 18 +- drivers/usb/usbip/usbip_common.h | 7 + drivers/vfio/pci/vfio_pci.c | 4 +- drivers/vfio/vfio_iommu_type1.c | 14 + drivers/virt/fsl_hypervisor.c | 29 +- drivers/w1/masters/ds2490.c | 6 +- fs/ceph/dir.c | 6 +- fs/ceph/inode.c | 2 +- fs/ceph/mds_client.c | 9 + fs/ceph/snap.c | 7 +- fs/cifs/inode.c | 4 + fs/debugfs/inode.c | 13 +- fs/hugetlbfs/inode.c | 20 +- fs/jffs2/readinode.c | 5 - fs/jffs2/super.c | 5 +- fs/nfs/super.c | 3 +- fs/nfsd/nfs4callback.c | 8 +- fs/nfsd/state.h | 1 + fs/proc/proc_sysctl.c | 6 +- include/linux/bitops.h | 21 +- include/linux/bits.h | 26 + include/linux/cpu.h | 19 + include/linux/jump_label.h | 6 + include/linux/ptrace.h | 21 +- include/linux/sched.h | 9 + include/linux/sched/smt.h | 20 + include/linux/usb.h | 2 - include/net/addrconf.h | 1 + include/net/bluetooth/hci_core.h | 3 + include/uapi/linux/prctl.h | 1 + init/main.c | 4 +- kernel/cpu.c | 23 +- kernel/irq/manage.c | 4 +- kernel/ptrace.c | 10 + kernel/sched/core.c | 24 + kernel/sched/fair.c | 4 + kernel/sched/sched.h | 1 + kernel/time/timer_stats.c | 2 +- kernel/trace/ring_buffer.c | 2 +- mm/vmstat.c | 68 ++- net/8021q/vlan_dev.c | 4 +- net/bluetooth/hci_conn.c | 8 + net/bluetooth/hidp/sock.c | 1 + net/bridge/br_if.c | 13 +- net/bridge/br_netfilter_hooks.c | 1 + net/bridge/br_netfilter_ipv6.c | 2 + net/bridge/netfilter/ebtables.c | 3 +- net/core/filter.c | 23 +- net/ipv4/ip_output.c | 1 + net/ipv4/raw.c | 4 +- net/ipv4/route.c | 32 +- net/ipv4/sysctl_net_ipv4.c | 5 +- net/ipv6/ip6_flowlabel.c | 22 +- net/ipv6/ipv6_sockglue.c | 3 +- net/ipv6/mcast.c | 17 +- net/ipv6/sit.c | 2 +- net/netfilter/ipvs/ip_vs_core.c | 2 +- net/netfilter/x_tables.c | 2 +- net/packet/af_packet.c | 48 +- net/sunrpc/cache.c | 3 + net/tipc/netlink_compat.c | 24 +- scripts/Kbuild.include | 4 +- scripts/kconfig/lxdialog/inputbox.c | 3 +- scripts/kconfig/nconf.c | 2 +- scripts/kconfig/nconf.gui.c | 3 +- security/selinux/hooks.c | 40 +- sound/soc/codecs/cs4270.c | 1 + sound/soc/codecs/tlv320aic32x4.c | 2 + sound/soc/intel/common/sst-dsp.c | 8 +- sound/soc/soc-pcm.c | 7 +- sound/usb/line6/driver.c | 60 +- sound/usb/line6/toneport.c | 24 +- tools/lib/traceevent/event-parse.c | 2 +- tools/power/x86/turbostat/Makefile | 2 +- tools/testing/selftests/net/run_netsocktests | 2 +- 232 files changed, 4217 insertions(+), 1000 deletions(-)