Linux kernel regression status

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current cycle (v6.7.. aka v6.8-rc), culprit identified
  • b717dfbf73e8
    (v6.8-rc3)
  • usb: typec: boot issues on rk3399-roc-pc due to revert by Mark Brown
    [1]: [PATCH] usb: typec: tpcm: Fix issues with power being removed during reset
    , by Mark Brown (monitored)
    [2]: [PATCH 6.6 138/331] usb: typec: tpcm: Fix issues with power being removed during reset
    , by Greg Kroah-Hartman (monitored)
    [3]: [PATCH 6.7 306/309] usb: typec: tpcm: Fix issues with power being removed during reset
    , by Greg Kroah-Hartman (monitored)

    Latest five known activities:

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  • 5814b8bf086a
    (v6.8-rc1)
  • drm/msm/dp: runtime PM cause internal eDP display on the Lenovo ThinkPad X13s to not always show up on boot (2/2 regressions) by Johan Hovold
    Earliest & latest activity:  & . Noteworthy: [1].
    [1]: drm/msm: Second DisplayPort regression in 6.8-rc1
    , by Johan Hovold (monitored)

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  • b17ef04bf3a4
    (v6.8-rc1)
  • Regression by b17ef04bf3a4 ("drm/amd/display: Pass pwrseq inst for backlight and ABM") by Salvatore Bonaccorso
    [3]: [PATCH 07/17] drm/amd/display: Only allow dig mapping to pwrseq in new asic
    , by Rodrigo Siqueira (monitored)

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  • 2f189493ae32
    (v6.8-rc1)
  • `lis3lv02d_i2c_suspend()` causes `unbalanced disables for regulator-dummy` and `Failed to disable Vdd_IO: -EIO` by Paul Menzel
    Earliest & latest activity:  & . Noteworthy: [1].

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  • f977f4c9301c
    (v6.8-rc1)
  • irq/net/usb: performance decrease now that network device and xhci share IRQs by Mikhail Gavrilov

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  • 2bcca96abfbf
    (v6.8-rc1)
  • drm as well as soc: qcom: internal eDP display on the Lenovo ThinkPad X13s does not always show up on boot by Johan Hovold
    [1]: drm/msm: DisplayPort regressions in 6.8-rc1
    , by Johan Hovold (monitored)
    [2]: [PATCH 0/6] soc: qcom: pmic_glink_altmode: fix drm bridge use-after-free
    , by Johan Hovold (monitored)

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  • 8814455a0e54
    (v6.8-rc1)
  • sc7180-trogdor-lazor image corruption regression for USB-C DP Alt Mode ([PATCH 0/2] Add param for the highest bank bit) by Leonard Lausen
    Earliest & latest activity:  & . Noteworthy: [patch].
    Latest patch: Re: [REGRESSION] sc7180-trogdor-lazor image corruption regression for USB-C DP Alt Mode ([PATCH 0/2] Add param for the highest bank bit)
    , by Dmitry Baryshkov; simple patch

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  • 9c0b4bb7f630
    (v6.8-rc1)
  • sched/cpufreq: reduced maximum CPU frequency is ignored. by Doug Smythies
    Earliest & latest activity:  & . Noteworthy: [patch].
    Latest patch: RE: sched/cpufreq: Rework schedutil governor performance estimation - Regression bisected
    , by Doug Smythies; simple patch

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  • edbbae7fba49
    (v6.8-rc1)
  • MXSFB error: -ENODEV: Cannot connect bridge by Hiago De Franco and Francesco Dolcini
    Earliest & latest activity:  & . Noteworthy: [1], [patch].
    [1]: [PATCH v1] ARM: dts: imx7: remove DSI port endpoints
    , by Francesco Dolcini (monitored)
    Latest patch: Re: MXSFB error: -ENODEV: Cannot connect bridge
    , by Francesco Dolcini; simple patch

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    current cycle (v6.7.. aka v6.8-rc), unknown culprit
    none known by regzbot

    previous cycle (v6.6..v6.7), culprit identified, with activity in the past three months
  • 1b0a2d950ee2
    (v6.7-rc1)
  • md: RAID1 hangs during boot when starting arrays by Matthew Perkowski and Matthew Perkowski
    Earliest & latest activity:  & . Noteworthy: [1], [2].
    [1]: Re: [PATCH 2/2] md: create symlink with disk holder after mddev resume
    , by Linux regression tracking (Thorsten Leemhuis) (monitored) [via dup]
    [2]: [PATCH v2] block: fix deadlock between bd_link_disk_holder and partition scan
    , by linan666@huaweicloud.com (monitored)

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  • bc27d6f0aa0e
    (v6.7-rc1)
  • btrfs: update-grub broken (cannot find a device for / (is /dev mounted?)) by Alex Romosan
    [1]: [PATCH] btrfs: always scan a single device when mounted
    , by David Sterba (monitored)
    [2]: [PATCH v2] btrfs: do not skip re-registration for the mounted device
    , by Anand Jain (monitored)

    Latest five known activities:

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  • 4d50fcdc2476
    (v6.7-rc7)
  • net: ice: extra memory consumption and cause continous kswapd* usage and continuous swapping by Jaroslav Pulchart

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  • 1958946858a6
    (v6.7-rc1)
  • drm: amdgpu: under-powering broke by Roman Benes
    Earliest & latest activity:  & . Noteworthy: [1], [2].

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  • 5aa1dfcdf0a4
    (v6.7-rc1)
  • NULL pointer dereference drm_dp_add_payload_part2 by Leon Weiß

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  • 585a018627b4
    (v6.7-rc1)
  • binfmt_elf: programs started segfaulting by Jan Bujak

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  • d035e4eb38b3
    (v6.7-rc1)
  • system after successful resuming the CPU won't enter lower Package Sates below pc2 by Dieter Mummenschanz and Dieter Mummenschanz
    [1]: [PATCH 0/2] Power management fixes
    , by Damien Le Moal (monitored) [via dup]

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    older cycles (..v6.6), culprit identified, with activity in the past three months
  • 914f8b228ede
    (v6.1-rc1)
  • Re: [BUG] soc: fsl: qbman: lockdep invalid wait context with qman_update_cgr_smp_call by Unknown, Unknown, and Unknown
    [1]: [PATCH v3 1/2] soc: fsl: qbman: Always disable interrupts when taking cgr_lock
    , by Sean Anderson (monitored) [via dup]
    [2]: [PATCH v3 2/2] soc: fsl: qbman: Use raw spinlock for cgr_lock
    , by Sean Anderson (monitored)
    [3]: [PATCH v4 2/2] soc: fsl: qbman: Use raw spinlock for cgr_lock
    , by Sean Anderson (monitored)
    [4]: [RESEND PATCH net v4 2/2] soc: fsl: qbman: Use raw spinlock for cgr_lock
    , by Sean Anderson (monitored)
    [5]: [RESEND2 PATCH net v4 2/2] soc: fsl: qbman: Use raw spinlock for cgr_lock
    , by Sean Anderson (monitored)
    Latest patch: [PATCH v3 2/2] soc: fsl: qbman: Use raw spinlock for cgr_lock
    , by Sean Anderson; signed-off-by present

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  • da023618076
    (v6.5-rc1)
  • btrfs: write-bandwidth performance regression with NVMe raid0 by Wang Yugui
    [1]: [PATCH 1/2] btrfs: introduce inline_csum_mode to tweak inline checksum behavior
    , by Naohiro Aota (monitored)
    [2]: [PATCH 2/2] btrfs: detect multi-dev stripe and disable automatic inline checksum
    , by Naohiro Aota (monitored)
    [3]: [PATCH v2] btrfs: introduce sync_csum_mode to tweak sync checksum behavior
    , by Naohiro Aota (monitored)
    [4]: [PATCH v3] btrfs: introduce offload_csum_mode to tweak checksum offloading behavior
    , by Naohiro Aota (monitored)

    Latest five known activities:

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  • 86bfbb7ce4f6
    (v6.6-rc1)
  • EEVDF/vhost regression (bisected to 86bfbb7ce4f6 sched/fair: Add lag based placement) by Tobias Huschle
    Earliest & latest activity:  & . Noteworthy: [patch].
    Latest patch: Re: Re: Re: EEVDF/vhost regression (bisected to 86bfbb7ce4f6 sched/fair: Add lag based placement)
    , by Tobias Huschle; simple patch
    Earlier patches: 1, 2, 3, 4

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  • d8d2b65a940b
    (v6.2-rc1)
  • Re: [PATCH 1/1] PCI/portdrv: Allow DPC if the OS controls AER natively. by Bjorn Helgaas
    Earliest & latest activity:  & . Noteworthy: [patch].
    Latest patch: [PATCH 1/1] PCI/portdrv: Allow DPC if the OS controls AER natively.
    , by Matthew W Carlis; simple patch
    Earlier patches: 1, 2, 3, 4, 5

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  • b300667b33b2
    (v5.17-rc5)
  • [amd-sfh] Interrupt disabling (b300667b) disables working HP ProBook x360 435 G7 accelerometer by Mauricio Collares and Mauricio Collares
    Earliest & latest activity:  & . Noteworthy: [1].
    [1]: [PATCH 3/5] HID: amd_sfh: Avoid disabling the interrupt
    , by Basavaraj Natikar (monitored)

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  • 9dc704dcc09e
    (v6.4-rc7)
  • Adaptec 71605z hangs with aacraid: Host adapter abort request after update by bugzilla-daemon@kernel.org

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  • a7152be79b62
    (v6.2-rc8)
  • PCI/ASPM: Intel system does not sleep deeper than PC3 (caused by a revert applied to fixes another regression) by KobaKo and KobaKo
    [1]: [PATCH] PCI/ASPM: Add back L1 PM Substate save and restore
    , by Mika Westerberg (monitored)
    [2]: [PATCH v2] PCI/ASPM: Add back L1 PM Substate save and restore
    , by Mika Westerberg (monitored)
    [3]: [PATCH v3] PCI/ASPM: Add back L1 PM Substate save and restore
    , by Mika Westerberg (monitored)
    [4]: [PATCH v4] PCI/ASPM: Add back L1 PM Substate save and restore
    , by Mika Westerberg (monitored)
    [5]: [PATCH v5] PCI/ASPM: Add back L1 PM Substate save and restore
    , by David E. Box (monitored)
    [6]: [PATCH 3/5] PCI/ASPM: Add back L1 PM Substate save and restore
    , by David E. Box (monitored)

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  • 60aebc955949
    (v6.5-rc1)
  • Blank screen on boot of Linux 6.5 and later on Lenovo ThinkPad L570 by Jaak Ristioja
    Earliest & latest activity:  & . Noteworthy: [1], [2], [3], [4], [patch].
    [1]: [PATCH] drm/Makefile: Move tiny drivers before native drivers
    , by Huacai Chen (monitored)
    Latest patch: Re: [PATCH] drm/Makefile: Move tiny drivers before native drivers
    , by Huacai Chen; simple patch
    Earlier patches: 1, 2

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  • 9b4b7c1f9f54
    (v6.5-rc1)
  • RDMA/rxe: occasionally pocess hang at the blktests test case srp/002 by Shinichiro Kawasaki
    Earliest & latest activity:  & . Noteworthy: [1], [patch].
    [1]: [PATCH 1/1] Revert "RDMA/rxe: Add workqueue support for rxe tasks"
    , by Zhu Yanjun (monitored)
    Latest patch: Re: [PATCH 1/1] Revert "RDMA/rxe: Add workqueue support for rxe tasks"
    , by Zhu Yanjun; simple patch
    Earlier patches: 1

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  • d3fcd7360338
    (v6.6-rc1)
  • [bugzilla-daemon@kernel.org: [Bug 218360] New: Disk drive of TBT3/USB4 storage device can’t show up if connecting behind TBT3 dock or some USB4 docks DFP TBT port] by Bjorn Helgaas

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  • 08d0cc5f3426
    (v5.19-rc1^0)
  • Re:[PCI/ASPM] [ASUS PN51] Reboot on resume attempt (bisect done; commit found) by Bjorn Helgaas

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  • 088a40980efb
    (v6.6-rc1)
  • Regression apparently caused by commit 088a40980efbc2c449b72f0f2c7ebd82f71d08e2 "ASoC: amd: acp: add pm ops support for acp pci driver" by Marian Postevca
    [1]: [PATCH V2 2/2] ASoC: amd: acp: add pm ops support for renoir platform
    , by Syed Saba Kareem (monitored)
    Fix incoming: ASoC: amd: acp: add pm ops support for renoir platform

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  • 0c7ffa32dbd6
    (v6.5-rc1)
  • x86: system stopped booting with v6.5 by Borislav PetkovLatest patch: [PATCH] x86/smpboot/64: Handle X2APIC BIOS inconsistency gracefully
    , by Thomas Gleixner; signed-off-by present
    Earlier patches: 1

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  • 804951203aa5
    (v6.5-rc1)
  • platform/x86/intel/pmc: bad performance regression whereby the TV streams are basically unstable by James Hutchinson, James, and James
    Earliest & latest activity:  & . Noteworthy: [1], [patch].
    [1]: [PATCH] platform/x86/intel/pmc: Remove GBE LTR ignore
    , by David E. Box (monitored)
    Latest patch: bugzilla.kernel.org bug 218143: new comment(#1)
    , by David Box; simple patch

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  • 6eaa1f3c59a7
    (v5.14-rc7)
  • : nouveau: Asynchronous wait on fence by Owen T. Heisler
    Earliest & latest activity:  & . Noteworthy: [1].

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  • 5054e778fcd9
    (v6.5-rc1)
  • Intermittent storage (dm-crypt?) freeze - regression 6.4->6.5 by Marek Marczykowski-Górecki
    [1]: [PATCH 6.6 067/112] swiotlb-xen: provide the "max_mapping_size" method
    , by Greg Kroah-Hartman (monitored)
    [2]: [PATCH 6.1 57/82] swiotlb-xen: provide the "max_mapping_size" method
    , by Greg Kroah-Hartman (monitored)
    [3]: [PATCH 5.15 45/69] swiotlb-xen: provide the "max_mapping_size" method
    , by Greg Kroah-Hartman (monitored)
    [4]: [PATCH 5.10 050/135] swiotlb-xen: provide the "max_mapping_size" method
    , by Greg Kroah-Hartman (monitored)

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  • 40613da52b13
    (v6.5-rc1)
  • SCSI hotplug issues with UEFI VM with guest kernel >= 6.5 by Fiona Ebner
    Earliest & latest activity: .

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  • 565736048bd5
    (v6.1-rc1)
  • Re: [Intel-wired-lan] The difference between linux kernel driver and FreeBSD's with Intel X533 by Ivan Pang

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  • c8afaa1b0f8b
    (v6.5-rc6)
  • spin_lock_prefetch() removal causes abnormal battery drain on Ryzen 5500u by Michele Della Guardia and Michele Della Guardia

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    previous cycle (v6.6..v6.7), unknown culprit, with activity in the past three weeks
  • v6.6..v6.7
  • arm: omap: platform 4809c000.mmc: deferred probe pending by Andreas Schwab

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    older cycles (..v6.6), unknown culprit, with activity in the past three weeks
  • 57851607326a
  • 6.8-rc process is unable to exit and consumes a lot of cpu by Paul Holzinger
    Fix incoming: Revert "get rid of DCACHE_GENOCIDE"

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  • next-20240118..next-20240202
  • Probe regression of efuse@11f10000 on mt8183-kukui-jacuzzi-juniper-sku16 running next-20240202 by Nícolas F. R. A. Prado

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    all others with unknown culprit and activity in the past three months
  • v5.15.131..v6.6.11
  • tpm_tis_remove: `WARNING: CPU: 6 PID: 265 at kernel/workqueue.c:3397 __flush_work.isra.0+0x29f/0x2c0` by Paul Menzel

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  • v6.4..v6.5
  • Bluetooth is not working on Macs with BCM4377 chip starting from kernel 6.5 by Aditya Garg
    Earliest & latest activity:  & . Noteworthy: [patch].
    Latest patch: Re: [REGRESSION] Bluetooth is not working on Macs with BCM4377 chip starting from kernel 6.5
    , by Janne Grunau; simple patch

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  • 8e9c42d776d6
  • x86/acpi: CPU core aren't recognized by John Sperbeck
    [1]: [PATCH] x86/acpi: Do strict X2APIC ID check only when LAPIC contains enabled CPUs
    , by Zhang Rui (monitored)
    Latest patch: [PATCH] x86/acpi: Handle bogus MADT APIC tables gracefully
    , by Thomas Gleixner; signed-off-by present
    Earlier patches: 1, 2

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  • v6.1.41..v6.4.6
  • Btrfs scrub on single ssd reports non existing errors on Linux 6.4 by Olivier Wuillemin and Olivier WuilleminLatest patch: bugzilla.kernel.org bug 217758: new comment(#10)
    , by Qu Wenruo; signed-off-by present

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  • v6.5..v6.6
  • Empty Intel ISH HID custom sensor feature attributes on Linux 6.6 by Philipp Jungkamp

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    on back burner with activity in the past six months
  • v5.15..v6.1
  • [Regression] S3 Sleep Mode failures since Linux 6.x on Dell Inspiron 15 5593 by Arnas and Arnas
    On back burner: will take a while until this is bisected
    , by Linux regression tracking #update (Thorsten Leemhuis)

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  • c0d0381ade79
    (v5.7-rc1)
  • mm: scalability regressions related to hugetlb_fault() changes by Ray Fucillo
    On back burner: looks like this will take some time to get sorted out
    , by Thorsten Leemhuis

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