This is the start of the stable review cycle for the 4.4.255 release. There are 28 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-4.4.255-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@xxxxxxxxxxxxxxxxxxx> Linux 4.4.255-rc1 Pan Bian <bianpan2016@xxxxxxx> NFC: fix possible resource leak Pan Bian <bianpan2016@xxxxxxx> NFC: fix resource leak when target index is invalid Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx> iommu/vt-d: Don't dereference iommu_device if IOMMU_API is not built David Woodhouse <dwmw@xxxxxxxxxxxx> iommu/vt-d: Gracefully handle DMAR units with no supported address widths Dan Carpenter <dan.carpenter@xxxxxxxxxx> can: dev: prevent potential information leak in can_fill_info() Johannes Berg <johannes.berg@xxxxxxxxx> mac80211: pause TX while changing interface type Kamal Heib <kamalheib1@xxxxxxxxx> RDMA/cxgb4: Fix the reported max_recv_sge value Shmulik Ladkani <shmulik@xxxxxxxxxxxxxxxx> xfrm: Fix oops in xfrm_replay_advance_bmp Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> netfilter: nft_dynset: add timeout extension to template Max Krummenacher <max.oss.09@xxxxxxxxx> ARM: imx: build suspend-imx6.S with arm instruction set Thomas Gleixner <tglx@xxxxxxxxxxxxx> futex: Prevent exit livelock Thomas Gleixner <tglx@xxxxxxxxxxxxx> futex: Provide distinct return value when owner is exiting Thomas Gleixner <tglx@xxxxxxxxxxxxx> futex: Add mutex around futex exit Thomas Gleixner <tglx@xxxxxxxxxxxxx> futex: Provide state handling for exec() as well Thomas Gleixner <tglx@xxxxxxxxxxxxx> futex: Sanitize exit state handling Thomas Gleixner <tglx@xxxxxxxxxxxxx> futex: Mark the begin of futex exit explicitly Thomas Gleixner <tglx@xxxxxxxxxxxxx> futex: Set task::futex_state to DEAD right after handling futex exit Thomas Gleixner <tglx@xxxxxxxxxxxxx> futex: Split futex_mm_release() for exit/exec Thomas Gleixner <tglx@xxxxxxxxxxxxx> exit/exec: Seperate mm_release() Thomas Gleixner <tglx@xxxxxxxxxxxxx> futex: Replace PF_EXITPIDONE with a state Thomas Gleixner <tglx@xxxxxxxxxxxxx> futex: Move futex exit handling into futex code Arnd Bergmann <arnd@xxxxxxxx> y2038: futex: Move compat implementation into futex.c Lorenzo Bianconi <lorenzo@xxxxxxxxxx> mt7601u: fix rx buffer refcounting Lorenzo Bianconi <lorenzo@xxxxxxxxxx> mt7601u: fix kernel crash unplugging the device Like Xu <like.xu@xxxxxxxxxxxxxxx> KVM: x86/pmu: Fix HW_REF_CPU_CYCLES event pseudo-encoding in intel_arch_events[] Giacinto Cifelli <gciofono@xxxxxxxxx> net: usb: qmi_wwan: added support for Thales Cinterion PLSx3 modem family Johannes Berg <johannes.berg@xxxxxxxxx> wext: fix NULL-ptr-dereference with cfg80211's lack of commit() Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx> ACPI: sysfs: Prefer "compatible" modalias ------------- Diffstat: Makefile | 4 +- arch/arm/mach-imx/suspend-imx6.S | 1 + arch/x86/kvm/pmu_intel.c | 2 +- drivers/acpi/device_sysfs.c | 20 +- drivers/infiniband/hw/cxgb4/qp.c | 2 +- drivers/iommu/dmar.c | 43 ++- drivers/net/can/dev.c | 2 +- drivers/net/usb/qmi_wwan.c | 1 + 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 | 25 +- 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 +- 26 files changed, 526 insertions(+), 349 deletions(-)