This is the start of the stable review cycle for the 5.9.3 release. There are 74 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 Mon, 02 Nov 2020 11:34:42 +0000. 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/v5.x/stable-review/patch-5.9.3-rc1.g... or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.9.y and the diffstat can be found below.

thanks,

greg k-h

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

Greg Kroah-Hartman gregkh@linuxfoundation.org Linux 5.9.3-rc1

Pali Rohár pali@kernel.org phy: marvell: comphy: Convert internal SMCC firmware return codes to errno

Ricky Wu ricky_wu@realtek.com misc: rtsx: do not setting OC_POWER_DOWN reg in rtsx_pci_init_ocp()

Pavel Begunkov asml.silence@gmail.com io_uring: don't reuse linked_timeout

Souptick Joarder jrdr.linux@gmail.com xen/gntdev.c: Mark pages as dirty

Jens Axboe axboe@kernel.dk mm: mark async iocb read as NOWAIT once some data has been copied

Geert Uytterhoeven geert+renesas@glider.be ata: sata_rcar: Fix DMA boundary mask

Grygorii Strashko grygorii.strashko@ti.com PM: runtime: Fix timer_expires data type on 32-bit arches

Peter Zijlstra peterz@infradead.org serial: pl011: Fix lockdep splat when handling magic-sysrq interrupt

Paras Sharma parashar@codeaurora.org serial: qcom_geni_serial: To correct QUP Version detection logic

Chris Wilson chris@chris-wilson.co.uk drm/i915/gem: Serialise debugfs i915_gem_objects with ctx->mutex

Gustavo A. R. Silva gustavo@embeddedor.com mtd: lpddr: Fix bad logic in print_drs_error

Jason Gunthorpe jgg@ziepe.ca RDMA/addr: Fix race with netevent_callback()/rdma_addr_cancel()

Frederic Barrat fbarrat@linux.ibm.com cxl: Rework error message for incompatible slots

Jia-Ju Bai baijiaju@tsinghua.edu.cn p54: avoid accessing the data mapped to streaming DMA

Roberto Sassu roberto.sassu@huawei.com evm: Check size of security.evm before using it

Song Liu songliubraving@fb.com bpf: Fix comment for helper bpf_current_task_under_cgroup()

Miklos Szeredi mszeredi@redhat.com fuse: fix page dereference after free

Pali Rohár pali@kernel.org ata: ahci: mvebu: Make SATA PHY optional for Armada 3720

Pali Rohár pali@kernel.org PCI: aardvark: Fix initialization with old Marvell's Arm Trusted Firmware

Juergen Gross jgross@suse.com x86/xen: disable Firmware First mode for correctable memory errors

Thomas Gleixner tglx@linutronix.de x86/traps: Fix #DE Oops message regression

Kim Phillips kim.phillips@amd.com arch/x86/amd/ibs: Fix re-arming IBS Fetch

Gao Xiang hsiangkao@redhat.com erofs: avoid duplicated permission check for "trusted." xattrs

Leon Romanovsky leon@kernel.org net: protect tcf_block_unbind with block lock

Karsten Graul kgraul@linux.ibm.com net/smc: fix suppressed return code

Karsten Graul kgraul@linux.ibm.com net/smc: fix invalid return code in smcd_new_buf_create()

Tung Nguyen tung.q.nguyen@dektech.com.au tipc: fix memory leak caused by tipc_buf_append()

Arjun Roy arjunroy@google.com tcp: Prevent low rmem stalls with SO_RCVLOWAT.

Andrew Gabbasov andrew_gabbasov@mentor.com ravb: Fix bit fields checking in ravb_hwtstamp_get()

Heiner Kallweit hkallweit1@gmail.com r8169: fix issue with forced threading in combination with shared interrupts

Guillaume Nault gnault@redhat.com net/sched: act_mpls: Add softdep on mpls_gso.ko

Alex Elder elder@linaro.org net: ipa: command payloads already mapped

Zenghui Yu yuzenghui@huawei.com net: hns3: Clear the CMDQ registers before unmapping BAR region

Aleksandr Nogikh nogikh@google.com netem: fix zero division in tabledist

Amit Cohen amcohen@nvidia.com mlxsw: Only advertise link modes supported by both driver and device

Ido Schimmel idosch@nvidia.com mlxsw: core: Fix memory leak on module removal

Lijun Pan ljp@linux.ibm.com ibmvnic: fix ibmvnic_set_mac

Thomas Bogendoerfer tbogendoerfer@suse.de ibmveth: Fix use of ibmveth in a bridge.

Masahiro Fujiwara fujiwara.masahiro@gmail.com gtp: fix an use-before-init in gtp_newlink()

Raju Rangoju rajur@chelsio.com cxgb4: set up filter action after rewrites

Vinay Kumar Yadav vinay.yadav@chelsio.com chelsio/chtls: fix tls record info to user

Vinay Kumar Yadav vinay.yadav@chelsio.com chelsio/chtls: fix memory leaks in CPL handlers

Vinay Kumar Yadav vinay.yadav@chelsio.com chelsio/chtls: fix deadlock issue

Vasundhara Volam vasundhara-v.volam@broadcom.com bnxt_en: Send HWRM_FUNC_RESET fw command unconditionally.

Vasundhara Volam vasundhara-v.volam@broadcom.com bnxt_en: Re-write PCI BARs after PCI fatal error.

Vasundhara Volam vasundhara-v.volam@broadcom.com bnxt_en: Invoke cancel_delayed_work_sync() for PFs also.

Vasundhara Volam vasundhara-v.volam@broadcom.com bnxt_en: Fix regression in workqueue cleanup logic in bnxt_remove_one().

Michael Chan michael.chan@broadcom.com bnxt_en: Check abort error state in bnxt_open_nic().

Michael Schaller misch@google.com efivarfs: Replace invalid slashes with exclamation marks in dentries.

Dan Williams dan.j.williams@intel.com x86/copy_mc: Introduce copy_mc_enhanced_fast_string()

Dan Williams dan.j.williams@intel.com x86, powerpc: Rename memcpy_mcsafe() to copy_mc_to_{user, kernel}()

Randy Dunlap rdunlap@infradead.org x86/PCI: Fix intel_mid_pci.c build error when ACPI is not enabled

Nick Desaulniers ndesaulniers@google.com arm64: link with -z norelro regardless of CONFIG_RELOCATABLE

Marc Zyngier maz@kernel.org arm64: Run ARCH_WORKAROUND_2 enabling code on all CPUs

Marc Zyngier maz@kernel.org arm64: Run ARCH_WORKAROUND_1 enabling code on all CPUs

Kees Cook keescook@chromium.org fs/kernel_read_file: Remove FIRMWARE_EFI_EMBEDDED enum

Ard Biesheuvel ardb@kernel.org efi/arm64: libstub: Deal gracefully with EFI_RNG_PROTOCOL failure

Rasmus Villemoes linux@rasmusvillemoes.dk scripts/setlocalversion: make git describe output more reliable

Matthew Wilcox (Oracle) willy@infradead.org io_uring: Convert advanced XArray uses to the normal API

Matthew Wilcox (Oracle) willy@infradead.org io_uring: Fix XArray usage in io_uring_add_task_file

Matthew Wilcox (Oracle) willy@infradead.org io_uring: Fix use of XArray in __io_uring_files_cancel

Jens Axboe axboe@kernel.dk io_uring: no need to call xa_destroy() on empty xarray

Hillf Danton hdanton@sina.com io-wq: fix use-after-free in io_wq_worker_running

Sebastian Andrzej Siewior bigeasy@linutronix.de io_wq: Make io_wqe::lock a raw_spinlock_t

Jens Axboe axboe@kernel.dk io_uring: reference ->nsproxy for file table commands

Jens Axboe axboe@kernel.dk io_uring: don't rely on weak ->files references

Jens Axboe axboe@kernel.dk io_uring: enable task/files specific overflow flushing

Jens Axboe axboe@kernel.dk io_uring: return cancelation status from poll/timeout/files handlers

Jens Axboe axboe@kernel.dk io_uring: unconditionally grab req->task

Jens Axboe axboe@kernel.dk io_uring: stash ctx task reference for SQPOLL

Jens Axboe axboe@kernel.dk io_uring: move dropping of files into separate helper

Jens Axboe axboe@kernel.dk io_uring: allow timeout/poll/files killing to take task into account

Saeed Mirzamohammadi saeed.mirzamohammadi@oracle.com netfilter: nftables_offload: KASAN slab-out-of-bounds Read in nft_flow_rule_create

Viresh Kumar viresh.kumar@linaro.org cpufreq: Improve code around unlisted freq check

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

Diffstat:

Makefile | 4 +- arch/arm64/Makefile | 4 +- arch/arm64/kernel/cpu_errata.c | 15 + arch/powerpc/Kconfig | 2 +- arch/powerpc/include/asm/string.h | 2 - arch/powerpc/include/asm/uaccess.h | 40 +- arch/powerpc/lib/Makefile | 2 +- .../lib/{memcpy_mcsafe_64.S => copy_mc_64.S} | 4 +- arch/x86/Kconfig | 2 +- arch/x86/Kconfig.debug | 2 +- arch/x86/events/amd/ibs.c | 15 +- arch/x86/include/asm/copy_mc_test.h | 75 +++ arch/x86/include/asm/mce.h | 9 + arch/x86/include/asm/mcsafe_test.h | 75 --- arch/x86/include/asm/string_64.h | 32 -- arch/x86/include/asm/uaccess.h | 9 + arch/x86/include/asm/uaccess_64.h | 20 - arch/x86/kernel/cpu/mce/core.c | 8 +- arch/x86/kernel/quirks.c | 10 +- arch/x86/kernel/traps.c | 2 +- arch/x86/lib/Makefile | 1 + arch/x86/lib/copy_mc.c | 96 ++++ arch/x86/lib/copy_mc_64.S | 163 +++++++ arch/x86/lib/memcpy_64.S | 115 ----- arch/x86/lib/usercopy_64.c | 21 - arch/x86/pci/intel_mid_pci.c | 1 + arch/x86/xen/enlighten_pv.c | 9 + drivers/ata/ahci.h | 2 + drivers/ata/ahci_mvebu.c | 2 +- drivers/ata/libahci_platform.c | 2 +- drivers/ata/sata_rcar.c | 2 +- drivers/base/firmware_loader/fallback_platform.c | 2 +- drivers/cpufreq/cpufreq.c | 15 +- drivers/crypto/chelsio/chtls/chtls_cm.c | 29 +- drivers/crypto/chelsio/chtls/chtls_io.c | 7 +- drivers/firmware/efi/libstub/arm64-stub.c | 8 +- drivers/firmware/efi/libstub/fdt.c | 4 +- drivers/gpu/drm/i915/i915_debugfs.c | 2 + drivers/infiniband/core/addr.c | 11 +- drivers/md/dm-writecache.c | 15 +- drivers/misc/cardreader/rtsx_pcr.c | 4 - drivers/misc/cxl/pci.c | 4 +- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 49 +- drivers/net/ethernet/broadcom/bnxt/bnxt.h | 1 + drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c | 56 ++- drivers/net/ethernet/chelsio/cxgb4/t4_tcb.h | 4 + .../ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c | 2 +- drivers/net/ethernet/ibm/ibmveth.c | 6 - drivers/net/ethernet/ibm/ibmvnic.c | 8 +- drivers/net/ethernet/mellanox/mlxsw/core.c | 2 + drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 9 +- drivers/net/ethernet/mellanox/mlxsw/spectrum.h | 1 + .../net/ethernet/mellanox/mlxsw/spectrum_ethtool.c | 30 ++ drivers/net/ethernet/realtek/r8169_main.c | 4 +- drivers/net/ethernet/renesas/ravb_main.c | 10 +- drivers/net/gtp.c | 16 +- drivers/net/ipa/gsi_trans.c | 21 +- drivers/net/wireless/intersil/p54/p54pci.c | 4 +- drivers/nvdimm/claim.c | 2 +- drivers/nvdimm/pmem.c | 6 +- drivers/pci/controller/pci-aardvark.c | 4 +- drivers/phy/marvell/phy-mvebu-a3700-comphy.c | 14 +- drivers/phy/marvell/phy-mvebu-cp110-comphy.c | 14 +- drivers/tty/serial/amba-pl011.c | 11 +- drivers/tty/serial/qcom_geni_serial.c | 2 +- drivers/xen/gntdev.c | 17 +- fs/efivarfs/super.c | 3 + fs/erofs/xattr.c | 2 - fs/exec.c | 6 + fs/file.c | 2 + fs/fuse/dev.c | 28 +- fs/io-wq.c | 172 +++---- fs/io-wq.h | 1 + fs/io_uring.c | 502 ++++++++++++++++----- include/linux/fs.h | 1 - include/linux/io_uring.h | 53 +++ include/linux/mtd/pfow.h | 2 +- include/linux/pm.h | 2 +- include/linux/qcom-geni-se.h | 3 + include/linux/sched.h | 5 + include/linux/string.h | 9 +- include/linux/uaccess.h | 13 + include/linux/uio.h | 10 +- include/net/netfilter/nf_tables.h | 6 + include/uapi/linux/bpf.h | 4 +- init/init_task.c | 3 + kernel/fork.c | 6 + lib/Kconfig | 7 +- lib/iov_iter.c | 48 +- mm/filemap.c | 8 + net/ipv4/tcp.c | 2 + net/ipv4/tcp_input.c | 3 +- net/netfilter/nf_tables_api.c | 6 +- net/netfilter/nf_tables_offload.c | 4 +- net/sched/act_mpls.c | 1 + net/sched/cls_api.c | 4 +- net/sched/sch_netem.c | 9 +- net/smc/smc_core.c | 6 +- net/tipc/msg.c | 5 +- scripts/setlocalversion | 21 +- security/integrity/evm/evm_main.c | 6 + tools/arch/x86/include/asm/mcsafe_test.h | 13 - tools/arch/x86/lib/memcpy_64.S | 115 ----- tools/include/uapi/linux/bpf.h | 4 +- tools/objtool/check.c | 5 +- tools/perf/bench/Build | 1 - tools/perf/bench/mem-memcpy-x86-64-lib.c | 24 - tools/testing/nvdimm/test/nfit.c | 49 +- .../testing/selftests/powerpc/copyloops/.gitignore | 2 +- tools/testing/selftests/powerpc/copyloops/Makefile | 6 +- .../selftests/powerpc/copyloops/copy_mc_64.S | 242 ++++++++++ 111 files changed, 1638 insertions(+), 926 deletions(-)