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Message-ID: <12a44a1e-8246-4a08-991b-935450bf2dfa@linux.microsoft.com> Date: Wed, 14 May 2025 10:06:48 -0700 From: Hardik Garg <hargar@...ux.microsoft.com> To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org Cc: patches@...ts.linux.dev, linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org, akpm@...ux-foundation.org, linux@...ck-us.net, shuah@...nel.org, patches@...nelci.org, lkft-triage@...ts.linaro.org, pavel@...x.de, jonathanh@...dia.com, f.fainelli@...il.com, sudipm.mukherjee@...il.com, srw@...dewatkins.net, rwarsow@....de, conor@...nel.org, hargar@...rosoft.com, broonie@...nel.org Subject: Re: [PATCH 6.6 000/113] 6.6.91-rc1 review The kernel, bpf tool and perf tool builds fine for v6.6.91-rc1 on x86 and arm64 Azure VM. KernelCI with LTP and kselftest results: dashboard <https://dashboard.kernelci.org/tree/9c2dd8954dad0430e83ee55b985ba55070e50cf7?o=microsoft&p=t&ti%7Cc=v6.6.90&ti%7Cch=9c2dd8954dad0430e83ee55b985ba55070e50cf7&ti%7Cgb=linux-6.6.y&ti%7Cgu=https%3A%2F%2Fgit.kernel.org%2Fpub%2Fscm%2Flinux%2Fkernel%2Fgit%2Fstable%2Flinux.git&ti%7Ct=stable> Tested-by: Hardik Garg <hargar@...ux.microsoft.com> Thanks, Hardik On 5/12/2025 10:44 AM, Greg Kroah-Hartman wrote: > This is the start of the stable review cycle for the 6.6.91 release. > There are 113 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 Wed, 14 May 2025 17:19:58 +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/v6.x/stable-review/patch-6.6.91-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-6.6.y > and the diffstat can be found below. > > thanks, > > greg k-h > > ------------- > Pseudo-Shortlog of commits: > > Greg Kroah-Hartman <gregkh@...uxfoundation.org> > Linux 6.6.91-rc1 > > Peter Zijlstra <peterz@...radead.org> > x86/its: Use dynamic thunks for indirect branches > > Pawan Gupta <pawan.kumar.gupta@...ux.intel.com> > x86/ibt: Keep IBT disabled during alternative patching > > Pawan Gupta <pawan.kumar.gupta@...ux.intel.com> > x86/its: Align RETs in BHB clear sequence to avoid thunking > > Pawan Gupta <pawan.kumar.gupta@...ux.intel.com> > x86/its: Add support for RSB stuffing mitigation > > Pawan Gupta <pawan.kumar.gupta@...ux.intel.com> > x86/its: Add "vmexit" option to skip mitigation on some CPUs > > Pawan Gupta <pawan.kumar.gupta@...ux.intel.com> > x86/its: Enable Indirect Target Selection mitigation > > Pawan Gupta <pawan.kumar.gupta@...ux.intel.com> > x86/its: Add support for ITS-safe return thunk > > Pawan Gupta <pawan.kumar.gupta@...ux.intel.com> > x86/its: Add support for ITS-safe indirect thunk > > Pawan Gupta <pawan.kumar.gupta@...ux.intel.com> > x86/its: Enumerate Indirect Target Selection (ITS) bug > > Pawan Gupta <pawan.kumar.gupta@...ux.intel.com> > Documentation: x86/bugs/its: Add ITS documentation > > Pawan Gupta <pawan.kumar.gupta@...ux.intel.com> > x86/speculation: Remove the extra #ifdef around CALL_NOSPEC > > Pawan Gupta <pawan.kumar.gupta@...ux.intel.com> > x86/speculation: Add a conditional CS prefix to CALL_NOSPEC > > Pawan Gupta <pawan.kumar.gupta@...ux.intel.com> > x86/speculation: Simplify and make CALL_NOSPEC consistent > > Pawan Gupta <pawan.kumar.gupta@...ux.intel.com> > x86/bhi: Do not set BHI_DIS_S in 32-bit mode > > Daniel Sneddon <daniel.sneddon@...ux.intel.com> > x86/bpf: Add IBHF call at end of classic BPF > > Daniel Sneddon <daniel.sneddon@...ux.intel.com> > x86/bpf: Call branch history clearing sequence on exit > > James Morse <james.morse@....com> > arm64: proton-pack: Add new CPUs 'k' values for branch mitigation > > James Morse <james.morse@....com> > arm64: bpf: Only mitigate cBPF programs loaded by unprivileged users > > James Morse <james.morse@....com> > arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs > > James Morse <james.morse@....com> > arm64: proton-pack: Expose whether the branchy loop k value > > James Morse <james.morse@....com> > arm64: proton-pack: Expose whether the platform is mitigated by firmware > > James Morse <james.morse@....com> > arm64: insn: Add support for encoding DSB > > Jens Axboe <axboe@...nel.dk> > io_uring: ensure deferred completions are posted for multishot > > Jens Axboe <axboe@...nel.dk> > io_uring: always arm linked timeouts prior to issue > > Al Viro <viro@...iv.linux.org.uk> > do_umount(): add missing barrier before refcount checks in sync case > > Daniel Wagner <wagi@...nel.org> > nvme: unblock ctrl state transition for firmware update > > Kevin Baker <kevinb@...tureresearch.com> > drm/panel: simple: Update timings for AUO G101EVN010 > > Thorsten Blum <thorsten.blum@...ux.dev> > MIPS: Fix MAX_REG_OFFSET > > Marco Crivellari <marco.crivellari@...e.com> > MIPS: Move r4k_wait() to .cpuidle.text section > > Marco Crivellari <marco.crivellari@...e.com> > MIPS: Fix idle VS timer enqueue > > Jonathan Cameron <Jonathan.Cameron@...wei.com> > iio: adc: dln2: Use aligned_s64 for timestamp > > Jonathan Cameron <Jonathan.Cameron@...wei.com> > iio: accel: adxl355: Make timestamp 64-bit aligned using aligned_s64 > > Andy Shevchenko <andriy.shevchenko@...ux.intel.com> > types: Complement the aligned types with signed 64-bit one > > Jonathan Cameron <Jonathan.Cameron@...wei.com> > iio: temp: maxim-thermocouple: Fix potential lack of DMA safe buffer. > > Lothar Rubusch <l.rubusch@...il.com> > iio: accel: adxl367: fix setting odr for activity time update > > Dave Penkler <dpenkler@...il.com> > usb: usbtmc: Fix erroneous generic_read ioctl return > > Dave Penkler <dpenkler@...il.com> > usb: usbtmc: Fix erroneous wait_srq ioctl return > > Dave Penkler <dpenkler@...il.com> > usb: usbtmc: Fix erroneous get_stb ioctl error returns > > Oliver Neukum <oneukum@...e.com> > USB: usbtmc: use interruptible sleep in usbtmc_read > > Andrei Kuchynski <akuchynski@...omium.org> > usb: typec: ucsi: displayport: Fix NULL pointer access > > RD Babiera <rdbabiera@...gle.com> > usb: typec: tcpm: delay SNK_TRY_WAIT_DEBOUNCE to SRC_TRYWAIT transition > > Jim Lin <jilin@...dia.com> > usb: host: tegra: Prevent host controller crash when OTG port is used > > Prashanth K <prashanth.k@....qualcomm.com> > usb: gadget: Use get_status callback to set remote wakeup capability > > Wayne Chang <waynec@...dia.com> > usb: gadget: tegra-xudc: ACK ST_RC after clearing CTRL_RUN > > Prashanth K <prashanth.k@....qualcomm.com> > usb: gadget: f_ecm: Add get_status callback > > Pawel Laszczak <pawell@...ence.com> > usb: cdnsp: fix L1 resume issue for RTL_REVISION_NEW_LPM version > > Pawel Laszczak <pawell@...ence.com> > usb: cdnsp: Fix issue with resuming from L1 > > Jan Kara <jack@...e.cz> > ocfs2: stop quota recovery before disabling quotas > > Jan Kara <jack@...e.cz> > ocfs2: implement handshaking with ocfs2 recovery thread > > Jan Kara <jack@...e.cz> > ocfs2: switch osb->disable_recovery to enum > > Borislav Petkov (AMD) <bp@...en8.de> > x86/microcode: Consolidate the loader enablement checking > > Dmitry Antipov <dmantipov@...dex.ru> > module: ensure that kobject_put() is safe for module type kobjects > > Sebastian Andrzej Siewior <bigeasy@...utronix.de> > clocksource/i8253: Use raw_spinlock_irqsave() in clockevent_i8253_disable() > > Jason Andryuk <jason.andryuk@....com> > xenbus: Use kref to track req lifetime > > John Ernberg <john.ernberg@...ia.se> > xen: swiotlb: Use swiotlb bouncing if kmalloc allocation demands it > > Paul Aurich <paul@...krain42.org> > smb: client: Avoid race in open_cached_dir with lease breaks > > Alexey Charkov <alchark@...il.com> > usb: uhci-platform: Make the clock really optional > > Alex Deucher <alexander.deucher@....com> > drm/amdgpu/hdp6: use memcfg register to post the write for HDP flush > > Alex Deucher <alexander.deucher@....com> > drm/amdgpu/hdp5: use memcfg register to post the write for HDP flush > > Alex Deucher <alexander.deucher@....com> > drm/amdgpu/hdp5.2: use memcfg register to post the write for HDP flush > > Alex Deucher <alexander.deucher@....com> > drm/amdgpu/hdp4: use memcfg register to post the write for HDP flush > > Wayne Lin <Wayne.Lin@....com> > drm/amd/display: Copy AUX read reply data whenever length > 0 > > Wayne Lin <Wayne.Lin@....com> > drm/amd/display: Fix wrong handling for AUX_DEFER case > > Wayne Lin <Wayne.Lin@....com> > drm/amd/display: Remove incorrect checking in dmub aux handler > > Wayne Lin <Wayne.Lin@....com> > drm/amd/display: Fix the checking condition in dmub aux handling > > Aurabindo Pillai <aurabindo.pillai@....com> > drm/amd/display: more liberal vmin/vmax update for freesync > > Maíra Canal <mcanal@...lia.com> > drm/v3d: Add job to pending list if the reset was skipped > > Silvano Seva <s.seva@...gma.it> > iio: imu: st_lsm6dsx: fix possible lockup in st_lsm6dsx_read_tagged_fifo > > Silvano Seva <s.seva@...gma.it> > iio: imu: st_lsm6dsx: fix possible lockup in st_lsm6dsx_read_fifo > > Gabriel Shahrouzi <gshahrouzi@...il.com> > iio: adis16201: Correct inclinometer channel resolution > > Simon Xue <xxm@...k-chips.com> > iio: adc: rockchip: Fix clock initialization sequence > > Angelo Dureghello <adureghello@...libre.com> > iio: adc: ad7606: fix serial register access > > Wayne Lin <Wayne.Lin@....com> > drm/amd/display: Shift DMUB AUX reply command if necessary > > Dave Hansen <dave.hansen@...ux.intel.com> > x86/mm: Eliminate window where TLB flushes may be inadvertently skipped > > Gabriel Shahrouzi <gshahrouzi@...il.com> > staging: axis-fifo: Correct handling of tx_fifo_depth for size validation > > Gabriel Shahrouzi <gshahrouzi@...il.com> > staging: axis-fifo: Remove hardware resets for user errors > > Gabriel Shahrouzi <gshahrouzi@...il.com> > staging: iio: adc: ad7816: Correct conditional logic for store mode > > Aditya Garg <gargaditya08@...e.com> > Input: synaptics - enable InterTouch on TUXEDO InfinityBook Pro 14 v5 > > Dmitry Torokhov <dmitry.torokhov@...il.com> > Input: synaptics - enable SMBus for HP Elitebook 850 G1 > > Aditya Garg <gargaditya08@...e.com> > Input: synaptics - enable InterTouch on Dell Precision M3800 > > Aditya Garg <gargaditya08@...e.com> > Input: synaptics - enable InterTouch on Dynabook Portege X30L-G > > Manuel Fombuena <fombuena@...look.com> > Input: synaptics - enable InterTouch on Dynabook Portege X30-D > > Vicki Pfau <vi@...rift.com> > Input: xpad - fix two controller table values > > Lode Willems <me@...ewillems.com> > Input: xpad - add support for 8BitDo Ultimate 2 Wireless Controller > > Vicki Pfau <vi@...rift.com> > Input: xpad - fix Share button on Xbox One controllers > > Gary Bisson <bisson.gary@...il.com> > Input: mtk-pmic-keys - fix possible null pointer dereference > > Mikael Gonella-Bolduc <mgonellabolduc@...onoff.com> > Input: cyttsp5 - fix power control issue on wakeup > > Hugo Villeneuve <hvilleneuve@...onoff.com> > Input: cyttsp5 - ensure minimum reset pulse width > > Jonas Gorski <jonas.gorski@...il.com> > net: dsa: b53: fix learning on VLAN unaware bridges > > Jonas Gorski <jonas.gorski@...il.com> > net: dsa: b53: always rejoin default untagged VLAN on bridge leave > > Jonas Gorski <jonas.gorski@...il.com> > net: dsa: b53: fix VLAN ID for untagged vlan on bridge leave > > Jonas Gorski <jonas.gorski@...il.com> > net: dsa: b53: fix flushing old pvid VLAN on pvid change > > Jonas Gorski <jonas.gorski@...il.com> > net: dsa: b53: fix clearing PVID of a port > > Jonas Gorski <jonas.gorski@...il.com> > net: dsa: b53: allow leaky reserved multicast > > Paul Chaignon <paul.chaignon@...il.com> > bpf: Scrub packet on bpf_redirect_peer > > Jozsef Kadlecsik <kadlec@...filter.org> > netfilter: ipset: fix region locking in hash types > > Julian Anastasov <ja@....bg> > ipvs: fix uninit-value for saddr in do_output_route4 > > Oliver Hartkopp <socketcan@...tkopp.net> > can: gw: fix RCU/BH usage in cgw_create_job() > > Kelsey Maes <kelsey@...rocess.com> > can: mcp251xfd: fix TDC setting for low data bit rates > > Daniel Golle <daniel@...rotopia.org> > net: ethernet: mtk_eth_soc: reset all TX queues on DMA free > > Alexander Lobakin <aleksander.lobakin@...el.com> > netdevice: add netdev_tx_reset_subqueue() shorthand > > Guillaume Nault <gnault@...hat.com> > gre: Fix again IPv6 link-local address generation. > > Cong Wang <xiyou.wangcong@...il.com> > sch_htb: make htb_deactivate() idempotent > > Wang Zhaolong <wangzhaolong1@...wei.com> > ksmbd: fix memory leak in parse_lease_state() > > Eelco Chaudron <echaudro@...hat.com> > openvswitch: Fix unsafe attribute parsing in output_userspace() > > Sean Heelan <seanheelan@...il.com> > ksmbd: Fix UAF in __close_file_table_ids > > Norbert Szetei <norbert@...ensec.com> > ksmbd: prevent out-of-bounds stream writes by validating *pos > > Namjae Jeon <linkinjeon@...nel.org> > ksmbd: prevent rename with empty string > > Marc Kleine-Budde <mkl@...gutronix.de> > can: mcp251xfd: mcp251xfd_remove(): fix order of unregistration calls > > Veerendranath Jakkam <quic_vjakkam@...cinc.com> > wifi: cfg80211: fix out-of-bounds access during multi-link element defragmentation > > Marc Kleine-Budde <mkl@...gutronix.de> > can: mcan: m_can_class_unregister(): fix order of unregistration calls > > Wojciech Dubowik <Wojciech.Dubowik@...com> > arm64: dts: imx8mm-verdin: Link reg_usdhc2_vqmmc to usdhc2 > > Dan Carpenter <dan.carpenter@...aro.org> > dm: add missing unlock on in dm_keyslot_evict() > > > ------------- > > Diffstat: > > Documentation/ABI/testing/sysfs-devices-system-cpu | 1 + > Documentation/admin-guide/hw-vuln/index.rst | 1 + > .../hw-vuln/indirect-target-selection.rst | 168 +++++++++++++++++ > Documentation/admin-guide/kernel-parameters.txt | 18 ++ > Makefile | 4 +- > arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi | 25 ++- > arch/arm64/include/asm/cputype.h | 2 + > arch/arm64/include/asm/insn.h | 1 + > arch/arm64/include/asm/spectre.h | 3 + > arch/arm64/kernel/proton-pack.c | 13 +- > arch/arm64/lib/insn.c | 76 ++++---- > arch/arm64/net/bpf_jit_comp.c | 57 +++++- > arch/mips/include/asm/idle.h | 3 +- > arch/mips/include/asm/ptrace.h | 3 +- > arch/mips/kernel/genex.S | 63 ++++--- > arch/mips/kernel/idle.c | 7 - > arch/x86/Kconfig | 11 ++ > arch/x86/entry/entry_64.S | 20 ++- > arch/x86/include/asm/alternative.h | 24 +++ > arch/x86/include/asm/cpufeatures.h | 3 + > arch/x86/include/asm/microcode.h | 2 + > arch/x86/include/asm/msr-index.h | 8 + > arch/x86/include/asm/nospec-branch.h | 44 +++-- > arch/x86/kernel/alternative.c | 198 ++++++++++++++++++++- > arch/x86/kernel/cpu/bugs.c | 178 +++++++++++++++++- > arch/x86/kernel/cpu/common.c | 72 ++++++-- > arch/x86/kernel/cpu/microcode/amd.c | 6 +- > arch/x86/kernel/cpu/microcode/core.c | 60 ++++--- > arch/x86/kernel/cpu/microcode/intel.c | 2 +- > arch/x86/kernel/cpu/microcode/internal.h | 1 - > arch/x86/kernel/ftrace.c | 2 +- > arch/x86/kernel/head32.c | 4 - > arch/x86/kernel/module.c | 7 + > arch/x86/kernel/static_call.c | 4 +- > arch/x86/kernel/vmlinux.lds.S | 10 ++ > arch/x86/kvm/x86.c | 4 +- > arch/x86/lib/retpoline.S | 39 ++++ > arch/x86/mm/tlb.c | 23 ++- > arch/x86/net/bpf_jit_comp.c | 61 ++++++- > drivers/base/cpu.c | 3 + > drivers/clocksource/i8253.c | 4 +- > drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c | 7 +- > drivers/gpu/drm/amd/amdgpu/hdp_v5_0.c | 7 +- > drivers/gpu/drm/amd/amdgpu/hdp_v5_2.c | 12 +- > drivers/gpu/drm/amd/amdgpu/hdp_v6_0.c | 7 +- > drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 36 ++-- > .../amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 28 ++- > drivers/gpu/drm/panel/panel-simple.c | 25 +-- > drivers/gpu/drm/v3d/v3d_sched.c | 28 ++- > drivers/iio/accel/adis16201.c | 4 +- > drivers/iio/accel/adxl355_core.c | 2 +- > drivers/iio/accel/adxl367.c | 10 +- > drivers/iio/adc/ad7606_spi.c | 2 +- > drivers/iio/adc/dln2-adc.c | 2 +- > drivers/iio/adc/rockchip_saradc.c | 17 +- > drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c | 6 + > drivers/iio/temperature/maxim_thermocouple.c | 2 +- > drivers/input/joystick/xpad.c | 40 +++-- > drivers/input/keyboard/mtk-pmic-keys.c | 4 +- > drivers/input/mouse/synaptics.c | 5 + > drivers/input/touchscreen/cyttsp5.c | 7 +- > drivers/md/dm-table.c | 3 +- > drivers/net/can/m_can/m_can.c | 2 +- > drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c | 42 ++++- > drivers/net/dsa/b53/b53_common.c | 36 ++-- > drivers/net/ethernet/mediatek/mtk_eth_soc.c | 16 +- > drivers/nvme/host/core.c | 3 +- > drivers/staging/axis-fifo/axis-fifo.c | 14 +- > drivers/staging/iio/adc/ad7816.c | 2 +- > drivers/usb/cdns3/cdnsp-gadget.c | 31 ++++ > drivers/usb/cdns3/cdnsp-gadget.h | 6 + > drivers/usb/cdns3/cdnsp-pci.c | 12 +- > drivers/usb/cdns3/cdnsp-ring.c | 3 +- > drivers/usb/cdns3/core.h | 3 + > drivers/usb/class/usbtmc.c | 59 +++--- > drivers/usb/gadget/composite.c | 12 +- > drivers/usb/gadget/function/f_ecm.c | 7 + > drivers/usb/gadget/udc/tegra-xudc.c | 4 + > drivers/usb/host/uhci-platform.c | 2 +- > drivers/usb/host/xhci-tegra.c | 3 + > drivers/usb/typec/tcpm/tcpm.c | 2 +- > drivers/usb/typec/ucsi/displayport.c | 2 + > drivers/xen/swiotlb-xen.c | 1 + > drivers/xen/xenbus/xenbus.h | 2 + > drivers/xen/xenbus/xenbus_comms.c | 9 +- > drivers/xen/xenbus/xenbus_dev_frontend.c | 2 +- > drivers/xen/xenbus/xenbus_xs.c | 18 +- > fs/namespace.c | 3 +- > fs/ocfs2/journal.c | 80 ++++++--- > fs/ocfs2/journal.h | 1 + > fs/ocfs2/ocfs2.h | 17 +- > fs/ocfs2/quota_local.c | 9 +- > fs/ocfs2/super.c | 3 + > fs/smb/client/cached_dir.c | 10 +- > fs/smb/server/oplock.c | 7 +- > fs/smb/server/smb2pdu.c | 5 + > fs/smb/server/vfs.c | 7 + > fs/smb/server/vfs_cache.c | 33 +++- > include/linux/cpu.h | 2 + > include/linux/module.h | 5 + > include/linux/netdevice.h | 13 +- > include/linux/types.h | 3 +- > include/uapi/linux/types.h | 1 + > io_uring/io_uring.c | 61 +++---- > kernel/params.c | 4 +- > net/can/gw.c | 151 +++++++++------- > net/core/filter.c | 1 + > net/ipv6/addrconf.c | 15 +- > net/netfilter/ipset/ip_set_hash_gen.h | 2 +- > net/netfilter/ipvs/ip_vs_xmit.c | 27 +-- > net/openvswitch/actions.c | 3 +- > net/sched/sch_htb.c | 15 +- > net/wireless/scan.c | 2 +- > 113 files changed, 1733 insertions(+), 529 deletions(-) > >
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