This is the start of the stable review cycle for the 5.4.1 release. There are 66 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, 29 Nov 2019 20:18:09 +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-5.4.1-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-5.4.y and the diffstat can be found below.

thanks,

greg k-h

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

Greg Kroah-Hartman gregkh@linuxfoundation.org Linux 5.4.1-rc1

Michael Ellerman mpe@ellerman.id.au KVM: PPC: Book3S HV: Flush link stack on guest exit to host kernel

Michael Ellerman mpe@ellerman.id.au powerpc/book3s64: Fix link stack flush on context switch

Bernd Porr mail@berndporr.me.uk staging: comedi: usbduxfast: usbduxfast_ai_cmdtest rounding error

Aleksander Morgado aleksander@aleksander.es USB: serial: option: add support for Foxconn T77W968 LTE modules

Aleksander Morgado aleksander@aleksander.es USB: serial: option: add support for DW5821e with eSIM support

Johan Hovold johan@kernel.org USB: serial: mos7840: fix remote wakeup

Johan Hovold johan@kernel.org USB: serial: mos7720: fix remote wakeup

Pavel Löbl pavel@loebl.cz USB: serial: mos7840: add USB ID to support Moxa UPort 2210

Oliver Neukum oneukum@suse.com appledisplay: fix error handling in the scheduled work

Oliver Neukum oneukum@suse.com USB: chaoskey: fix error case of a timeout

Greg Kroah-Hartman gregkh@linuxfoundation.org usb-serial: cp201x: support Mark-10 digital force gauge

Suwan Kim suwan.kim027@gmail.com usbip: Fix uninitialized symbol 'nents' in stub_recv_cmd_submit()

Hewenliang hewenliang4@huawei.com usbip: tools: fix fd leakage in the function of read_attr_usbip_status

Oliver Neukum oneukum@suse.com USBIP: add config dependency for SGL_ALLOC

Takashi Iwai tiwai@suse.de ALSA: hda - Disable audio component for legacy Nvidia HDMI codecs

A Sun as1033x@comcast.net media: mceusb: fix out of bounds read in MCE receiver buffer

Sean Young sean@mess.org media: imon: invalid dereference in imon_touch_event

Vito Caputo vcaputo@pengaru.com media: cxusb: detect cxusb_ctrl_msg error in query

Oliver Neukum oneukum@suse.com media: b2c2-flexcop-usb: add sanity checking

Laurent Pinchart laurent.pinchart@ideasonboard.com media: uvcvideo: Fix error path in control parsing failure

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

Kai Shen shenkai8@huawei.com cpufreq: Add NULL checks to show() and store() methods of cpufreq

Alan Stern stern@rowland.harvard.edu media: usbvision: Fix races among open, close, and disconnect

Alan Stern stern@rowland.harvard.edu media: usbvision: Fix invalid accesses after device disconnect

Alexander Popov alex.popov@linux.com media: vivid: Fix wrong locking that causes race conditions on streaming stop

Vandana BN bnvandana@gmail.com media: vivid: Set vid_cap_streaming and vid_out_streaming to true

Geoffrey D. Bennett g@b4.vu ALSA: usb-audio: Fix Scarlett 6i6 Gen 2 port data

Takashi Iwai tiwai@suse.de ALSA: usb-audio: Fix NULL dereference at parsing BADD

Yang Tao yang.tao172@zte.com.cn futex: Prevent robust futex exit race

Andy Lutomirski luto@kernel.org x86/entry/32: Fix FIXUP_ESPFIX_STACK with user CR3

Ingo Molnar mingo@kernel.org x86/pti/32: Calculate the various PTI cpu_entry_area sizes correctly, make the CPU_ENTRY_AREA_PAGES assert precise

Andy Lutomirski luto@kernel.org selftests/x86/sigreturn/32: Invalidate DS and ES when abusing the kernel

Andy Lutomirski luto@kernel.org selftests/x86/mov_ss_trap: Fix the SYSENTER test

Peter Zijlstra peterz@infradead.org x86/entry/32: Fix NMI vs ESPFIX

Andy Lutomirski luto@kernel.org x86/entry/32: Unwind the ESPFIX stack earlier on exception entry

Andy Lutomirski luto@kernel.org x86/entry/32: Move FIXUP_FRAME after pushing %fs in SAVE_ALL

Andy Lutomirski luto@kernel.org x86/entry/32: Use %ss segment where required

Peter Zijlstra peterz@infradead.org x86/entry/32: Fix IRET exception

Thomas Gleixner tglx@linutronix.de x86/cpu_entry_area: Add guard page for entry stack on 32bit

Thomas Gleixner tglx@linutronix.de x86/pti/32: Size initial_page_table correctly

Andy Lutomirski luto@kernel.org x86/doublefault/32: Fix stack canaries in the double fault handler

Jan Beulich jbeulich@suse.com x86/xen/32: Simplify ring check in xen_iret_crit_fixup()

Jan Beulich jbeulich@suse.com x86/xen/32: Make xen_iret_crit_fixup() independent of frame layout

Jan Beulich jbeulich@suse.com x86/stackframe/32: Repair 32-bit Xen PV

Navid Emamdoost navid.emamdoost@gmail.com nbd: prevent memory leak

Waiman Long longman@redhat.com x86/speculation: Fix redundant MDS mitigation message

Waiman Long longman@redhat.com x86/speculation: Fix incorrect MDS/TAA mitigation status

Alexander Kapshuk alexander.kapshuk@gmail.com x86/insn: Fix awk regexp warnings

John Pittman jpittman@redhat.com md/raid10: prevent access of uninitialized resync_pages offset

Mike Snitzer snitzer@redhat.com Revert "dm crypt: use WQ_HIGHPRI for the IO and crypt workqueues"

Adam Ford aford173@gmail.com Revert "Bluetooth: hci_ll: set operational frequency earlier"

Christian Lamparter chunkeey@gmail.com ath10k: restore QCA9880-AR1A (v1) detection

Bjorn Andersson bjorn.andersson@linaro.org ath10k: Fix HOST capability QMI incompatibility

Hui Peng benquike@gmail.com ath10k: Fix a NULL-ptr-deref bug in ath10k_usb_alloc_urb_from_pipe

Denis Efremov efremov@linux.com ath9k_hw: fix uninitialized variable data

Tomas Bortoli tomasbortoli@gmail.com Bluetooth: Fix invalid-free in bcsp_close()

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

Diffstat:

Documentation/admin-guide/hw-vuln/mds.rst | 7 +- .../admin-guide/hw-vuln/tsx_async_abort.rst | 5 +- Documentation/admin-guide/kernel-parameters.txt | 11 + .../bindings/net/wireless/qcom,ath10k.txt | 6 + Makefile | 4 +- arch/powerpc/include/asm/asm-prototypes.h | 3 + arch/powerpc/include/asm/security_features.h | 3 + arch/powerpc/kernel/entry_64.S | 6 + arch/powerpc/kernel/security.c | 57 +++- arch/powerpc/kvm/book3s_hv_rmhandlers.S | 30 ++ arch/x86/entry/entry_32.S | 211 +++++++++----- arch/x86/include/asm/cpu_entry_area.h | 18 +- arch/x86/include/asm/pgtable_32_types.h | 8 +- arch/x86/include/asm/segment.h | 12 + arch/x86/kernel/cpu/bugs.c | 30 +- arch/x86/kernel/doublefault.c | 3 + arch/x86/kernel/head_32.S | 10 + arch/x86/mm/cpu_entry_area.c | 4 +- arch/x86/tools/gen-insn-attr-x86.awk | 4 +- arch/x86/xen/xen-asm_32.S | 75 ++--- drivers/block/nbd.c | 5 +- drivers/bluetooth/hci_bcsp.c | 3 + drivers/bluetooth/hci_ll.c | 39 ++- drivers/cpufreq/cpufreq.c | 6 + drivers/md/dm-crypt.c | 9 +- drivers/md/raid10.c | 2 +- drivers/media/platform/vivid/vivid-kthread-cap.c | 8 +- drivers/media/platform/vivid/vivid-kthread-out.c | 8 +- drivers/media/platform/vivid/vivid-sdr-cap.c | 8 +- drivers/media/platform/vivid/vivid-vid-cap.c | 3 - drivers/media/platform/vivid/vivid-vid-out.c | 3 - drivers/media/rc/imon.c | 3 +- drivers/media/rc/mceusb.c | 141 ++++++--- drivers/media/usb/b2c2/flexcop-usb.c | 3 + drivers/media/usb/dvb-usb/cxusb.c | 3 +- drivers/media/usb/usbvision/usbvision-video.c | 29 +- drivers/media/usb/uvc/uvc_driver.c | 28 +- drivers/net/wireless/ath/ath10k/pci.c | 36 ++- drivers/net/wireless/ath/ath10k/qmi.c | 13 +- drivers/net/wireless/ath/ath10k/qmi_wlfw_v01.c | 22 ++ drivers/net/wireless/ath/ath10k/qmi_wlfw_v01.h | 1 + drivers/net/wireless/ath/ath10k/snoc.c | 11 + drivers/net/wireless/ath/ath10k/snoc.h | 1 + drivers/net/wireless/ath/ath10k/usb.c | 8 + drivers/net/wireless/ath/ath9k/ar9003_eeprom.c | 2 +- drivers/staging/comedi/drivers/usbduxfast.c | 21 +- drivers/usb/misc/appledisplay.c | 8 +- drivers/usb/misc/chaoskey.c | 24 +- drivers/usb/serial/cp210x.c | 1 + drivers/usb/serial/mos7720.c | 4 - drivers/usb/serial/mos7840.c | 16 +- drivers/usb/serial/option.c | 7 + drivers/usb/usbip/Kconfig | 1 + drivers/usb/usbip/stub_rx.c | 50 ++-- fs/exec.c | 2 +- include/linux/compat.h | 2 - include/linux/futex.h | 40 ++- include/linux/sched.h | 3 +- include/linux/sched/mm.h | 6 +- kernel/exit.c | 30 +- kernel/fork.c | 40 +-- kernel/futex.c | 324 ++++++++++++++++++--- sound/pci/hda/patch_hdmi.c | 22 -- sound/usb/mixer.c | 3 + sound/usb/mixer_scarlett_gen2.c | 36 +-- tools/arch/x86/tools/gen-insn-attr-x86.awk | 4 +- tools/testing/selftests/x86/mov_ss_trap.c | 3 +- tools/testing/selftests/x86/sigreturn.c | 13 + tools/usb/usbip/libsrc/usbip_host_common.c | 2 +- 69 files changed, 1091 insertions(+), 473 deletions(-)