This is the start of the stable review cycle for the 4.9.255 release. There are 32 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, 04 Feb 2021 13:29:33 +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/v4.x/stable-review/patch-4.9.255-rc1... or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.9.y and the diffstat can be found below.

thanks,

greg k-h

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

Greg Kroah-Hartman gregkh@linuxfoundation.org Linux 4.9.255-rc1

Pan Bian bianpan2016@163.com NFC: fix possible resource leak

Pan Bian bianpan2016@163.com NFC: fix resource leak when target index is invalid

Bartosz Golaszewski bgolaszewski@baylibre.com iommu/vt-d: Don't dereference iommu_device if IOMMU_API is not built

David Woodhouse dwmw@amazon.co.uk iommu/vt-d: Gracefully handle DMAR units with no supported address widths

Dan Carpenter dan.carpenter@oracle.com can: dev: prevent potential information leak in can_fill_info()

Johannes Berg johannes.berg@intel.com mac80211: pause TX while changing interface type

Johannes Berg johannes.berg@intel.com iwlwifi: pcie: reschedule in long-running memory reads

Johannes Berg johannes.berg@intel.com iwlwifi: pcie: use jiffies for memory read spin time limit

Kamal Heib kamalheib1@gmail.com RDMA/cxgb4: Fix the reported max_recv_sge value

Shmulik Ladkani shmulik@metanetworks.com xfrm: Fix oops in xfrm_replay_advance_bmp

Pablo Neira Ayuso pablo@netfilter.org netfilter: nft_dynset: add timeout extension to template

Max Krummenacher max.oss.09@gmail.com ARM: imx: build suspend-imx6.S with arm instruction set

Lorenzo Bianconi lorenzo@kernel.org mt7601u: fix rx buffer refcounting

Lorenzo Bianconi lorenzo@kernel.org mt7601u: fix kernel crash unplugging the device

Andrea Righi andrea.righi@canonical.com leds: trigger: fix potential deadlock with libata

Jay Zhou jianjay.zhou@huawei.com KVM: x86: get smi pending status correctly

Like Xu like.xu@linux.intel.com KVM: x86/pmu: Fix HW_REF_CPU_CYCLES event pseudo-encoding in intel_arch_events[]

Thomas Gleixner tglx@linutronix.de futex: Prevent exit livelock

Thomas Gleixner tglx@linutronix.de futex: Provide distinct return value when owner is exiting

Thomas Gleixner tglx@linutronix.de futex: Add mutex around futex exit

Thomas Gleixner tglx@linutronix.de futex: Provide state handling for exec() as well

Thomas Gleixner tglx@linutronix.de futex: Sanitize exit state handling

Thomas Gleixner tglx@linutronix.de futex: Mark the begin of futex exit explicitly

Thomas Gleixner tglx@linutronix.de futex: Set task::futex_state to DEAD right after handling futex exit

Thomas Gleixner tglx@linutronix.de futex: Split futex_mm_release() for exit/exec

Thomas Gleixner tglx@linutronix.de exit/exec: Seperate mm_release()

Thomas Gleixner tglx@linutronix.de futex: Replace PF_EXITPIDONE with a state

Thomas Gleixner tglx@linutronix.de futex: Move futex exit handling into futex code

Arnd Bergmann arnd@arndb.de y2038: futex: Move compat implementation into futex.c

Giacinto Cifelli gciofono@gmail.com net: usb: qmi_wwan: added support for Thales Cinterion PLSx3 modem family

Johannes Berg johannes.berg@intel.com wext: fix NULL-ptr-dereference with cfg80211's lack of commit()

Kai-Heng Feng kai.heng.feng@canonical.com ACPI: sysfs: Prefer "compatible" modalias

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

Diffstat:

Makefile | 4 +- arch/arm/mach-imx/suspend-imx6.S | 1 + arch/x86/kvm/pmu_intel.c | 2 +- arch/x86/kvm/x86.c | 5 + drivers/acpi/device_sysfs.c | 20 +- drivers/infiniband/hw/cxgb4/qp.c | 2 +- drivers/iommu/dmar.c | 41 ++- drivers/leds/led-triggers.c | 10 +- drivers/net/can/dev.c | 2 +- drivers/net/usb/qmi_wwan.c | 1 + drivers/net/wireless/intel/iwlwifi/pcie/trans.c | 14 +- drivers/net/wireless/mediatek/mt7601u/dma.c | 5 +- fs/exec.c | 2 +- include/linux/compat.h | 2 - include/linux/futex.h | 44 ++- include/linux/intel-iommu.h | 2 + include/linux/sched.h | 9 +- kernel/Makefile | 3 - kernel/exit.c | 29 +- kernel/fork.c | 40 +-- kernel/futex.c | 446 ++++++++++++++++++++++-- kernel/futex_compat.c | 201 ----------- net/mac80211/ieee80211_i.h | 1 + net/mac80211/iface.c | 6 + net/netfilter/nft_dynset.c | 4 +- net/nfc/netlink.c | 1 + net/nfc/rawsock.c | 2 +- net/wireless/wext-core.c | 5 +- net/xfrm/xfrm_input.c | 2 +- 29 files changed, 545 insertions(+), 361 deletions(-)