Linux kernel regression status

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current cycle (v5.18.. aka v5.19-rc), culprit identified
  • e32683c6f7d2
    (v5.19-rc3)
  • [PATCH v2 0/3] x86: fix brk area initialization by Juergen Gross
    Earliest & latest activity: 7 & 0 days ago. Noteworthy: [patch (SOB)].
    Latest patch: [PATCH v2 3/3] x86: fix .brk attribute in linker script
    7 days ago, by Juergen Gross; signed-off-by present
    Earlier patches: 1, 2

    Latest five known activities:

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  • 98f30d0ecf79
    (v5.19-rc1)
  • hibernate: Not powering off when hibernated by Ken Moffat
    Earliest & latest activity: 22 & 13 days ago. Noteworthy: [patch].
    Latest patch: Re: regression, 5.19.0-rc1 not powering off when hibernated
    14 days ago, by Dmitry Osipenko; simple patch

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    current cycle (v5.18.. aka v5.19-rc), unkown culprit
  • v5.18..v5.19-rc3
  • Boot stall regression from "printk for 5.19" merge by Marek Behún
    Earliest & latest activity: 11 & 1 days ago. Noteworthy: [fix incoming].

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  • v5.18..v5.19-rc3
  • virtio_balloon regression in 5.19-rc3 by Ben Hutchings
    Earliest & latest activity: 10 & 4 days ago.

    Latest five known activities:

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    previous cycle (v5.17..v5.18), culprit identified, with activity in the past three months
  • f26b3fa04611
    (v5.18-rc1)
  • mm: [mm/page_alloc] f26b3fa046: netperf.Throughput_Mbps -18.0% regression by kernel test robot
    Earliest & latest activity: 72 & 17 days ago. Noteworthy: [patch].
    Latest patch: Re: [mm/page_alloc] f26b3fa046: netperf.Throughput_Mbps -18.0% regression
    50 days ago, by Aaron Lu; proper patch
    Earlier patches: 1

    Latest five known activities:

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  • ff042f4a9b05
    (v5.18-rc1)
  • mm: chiq_test runs 7 minutes instead of ~ 1 second. by Stefan Wahren
    Earliest & latest activity: 40 & 29 days ago. Noteworthy: [patch].
    Latest patch: Re: vchiq: Performance regression since 5.18-rc1
    40 days ago, by Paul E. McKenney; proper patch

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    older cycles (..v5.17), culprit identified, with activity in the past three months
  • a19a93e4c6a9
    (v5.16-rc1)
  • scsi: pm: Resume process hangs for 5-6 seconds starting sometime in 5.16 by
    Earliest & latest activity: 62 & 0 days ago. Noteworthy: [1].

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    • Fixes: a19a93e4c6a9 ("scsi: core: pm: Rely on the device driver core for async power management")

  • f9aa460672c9
    (v5.11-rc1)
  • memory corruption on Atmel SAMA5D31 by Peter Rosin
    Earliest & latest activity: 120 & 0 days ago. Noteworthy: [patch].
    Latest patch: Re: Regression: memory corruption on Atmel SAMA5D31
    112 days ago, by Peter Rosin; simple patch

    Latest five known activities:

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  • a4bd8da893a3
    (v5.7-rc1)
  • i2c: at24 eeprom writing times out on sama5d3 by Peter Rosin
    Earliest & latest activity: 338 & 0 days ago. Noteworthy: [1], [patch (SOB)].
    [1]: [PATCH 0/3] i2c: at91: Fixes and updates
    338 days ago, by Codrin Ciubotariu (monitored)
    Latest patch: [PATCH 3/3] i2c: at91: add advanced digital filtering support for SAMA5D4
    338 days ago, by Codrin Ciubotariu; signed-off-by present
    Earlier patches: 1, 2

    Latest five known activities:

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  • 3c82a21f4320
    (v5.0-rc1)
  • connection timeout with routes to VRF by Jan Luebbe
    Earliest & latest activity: 19 & 4 days ago. Noteworthy: [patch].
    Latest patch: Re: [REGRESSION] connection timeout with routes to VRF
    4 days ago, by Mike Manning; simple patch
    Earlier patches: 1

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  • a56a1138cbd8
    (v5.17-rc7)
  • [BUG] BLE device unpairing triggers kernel panic by Ahmad Fatoum
    Earliest & latest activity: 48 & 6 days ago. Noteworthy: [1], [patch].
    [1]: [PATCH] Bluetooth: hci_sync: complete LE connection on any event
    14 days ago, by Ahmad Fatoum (monitored)
    Latest patch: Re: [BUG] BLE device unpairing triggers kernel panic
    48 days ago, by Luiz Augusto von Dentz; simple patch

    Latest five known activities:

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  • 44c57f205876
    (v5.15-rc1)
  • qla2xxx: tape drive not removed after unplug FC cable by Tony Battersby
    Earliest & latest activity: 36 & 8 days ago.

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  • bdd8b6c98239
    (v5.17-rc1)
  • Xorg SEGV in Xen PV dom0 after updating from 5.16.18 to 5.17.5 by Marek Marczykowski-Górecki
    Earliest & latest activity: 58 & 10 days ago. Noteworthy: [1], [patch].
    [1]: [PATCH 0/2] x86/pat: fix querying available caching modes
    58 days ago, by Juergen Gross (monitored)
    Latest patch: Re: [PATCH 2/2] x86/pat: add functions to query specific cache mode availability
    40 days ago, by Chuck Zmudzinski; simple patch
    Earlier patches: 1, 2, 3

    Latest five known activities:

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  • 4b5f82f6aaef
    (v5.17-rc1)
  • r8169: RTL8168h "transmit queue 0 timed out" after ASPM L1 enablement by Bernhard Hampel-Waffenthal
    Earliest & latest activity: 23 & 10 days ago.

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  • 453e41085183
    (v5.13-rc1)
  • tboot suspend broken on Lenovo T460p by Derek Dolney
    Earliest & latest activity: 62 & 17 days ago. Noteworthy: [1].

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    previous cycle (v5.17..v5.18), unkown culprit, with activity in the past three weeks
  • v5.17..v5.18
  • bet: bpf: null pointer dereference when loading bpf_preload on Raspberry Pi by Stefan Wahren
    Earliest & latest activity: 18 & 15 days ago. Noteworthy: [1].

    Latest five known activities:

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    older cycles (..v5.17), unkown culprit, with activity in the past three weeks
  • v5.17..v5.18
  • nfs: copy from NFS to the local disk suddently takes 3 min instead of half a second by Dennis Dalessandro
    Earliest & latest activity: 63 & 9 days ago. Noteworthy: [1].

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  • v5.17
  • net: ice: Error setting promisc mode on VSI 6 (rc=-17) @ 5.18.x by Jaroslav Pulchart
    Earliest & latest activity: 21 & 11 days ago. Noteworthy: [1], [2].
    [1]: Re: [PATCH 5.18 000/343] 5.18.4-rc2 review
    16 days ago, by Jaroslav Pulchart (monitored)
    [2]: Error setting promisc mode with linux 5.18 on ice eth driver
    18 days ago, by Jaroslav Pulchart (monitored)

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  • v5.15..v5.16
  • wireless: iwlwifi: Firmware crash frequently with firmware 36.ca7b901d.0 (8265-36.ucode) by Udo Steinberg
    Earliest & latest activity: 108 & 13 days ago. Noteworthy: [1].

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    all others with unkown culprit and activity in the past three months
  • v5.16..v5.17
  • fscache: file contents are corrupted by Max Kellermann
    Earliest & latest activity: 79 & 30 days ago; poked 10 days ago. Noteworthy: [patch].
    Latest patch: Re: fscache corruption in Linux 5.17?
    71 days ago, by David Howells; simple patch

    Latest five known activities:

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  • v5.16..v5.17.4
  • Hang in 5.17.4+ that appears to be due to Xen by Demi Marie Obenour
    Earliest & latest activity: 42 days ago.

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  • v5.13..v5.15
  • usb/dma/iommu/???: USB hub stopped working -- DMAR fault when connected usb hub by Piotr Piórkowski
    Earliest & latest activity: 64 & 52 days ago. Noteworthy: [1], [2].
    [2]: [Bug 215906] New: DMAR fault when connected usb hub (xhci_hcd)
    64 days ago, by bugzilla-daemon@kernel.org (monitored)

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  • v5.11..v5.12
  • i2c: designware: Null pointer exception on resume from S3 by Samuel Clark
    Earliest & latest activity: 56 & 55 days ago. Noteworthy: [1].

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  • v5.16..v5.17
  • iwlwifi: Extremely unstable connection on ax200 by Kyle McGrath
    Earliest & latest activity: 83 & 57 days ago. Noteworthy: [1].

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    on back burner with activity in the past six months
  • v5.10..v5.15
  • net: netfilter: Intermittent performance regression related to ipset by McLean, Patrick
    Earliest & latest activity: 107 & 0 days ago. Noteworthy: [patch].
    On back burner: performance regression where the culprit is hard to track down
    0 days ago, by U'ren, Aaron
    Latest patch: Re: Intermittent performance regression related to ipset between 5.10 and 5.15
    0 days ago, by Jakub Kicinski; simple patch

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  • c859e0d479b3
    (v5.3-rc1)
  • gpio: improper toggle during a SPI transaction with a microcontroller by Eric Schikschneit
    Earliest & latest activity: 29 & 22 days ago.
    On back burner: author of the commit can't help anymore
    22 days ago, by Thorsten Leemhuis

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  • e5ad96f388b7
    (v5.15-rc1)
  • Intel TGL notebook no longer enters power states deeper than PC2 by MarcelHB
    Earliest & latest activity: 161 & 68 days ago. Noteworthy: [1], [2], [3], [patch].
    [1]: [PATCH] nvme/pci: default to simple suspend
    149 days ago, by Keith Busch (monitored)
    [2]: [Bug] nvme blocks PC10 since v5.15 - bisected
    160 days ago, by Rafael J. Wysocki (monitored)
    Latest patch: Re: [PATCH] nvme/pci: default to simple suspend
    143 days ago, by Keith Busch; simple patch

    Latest five known activities:

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  • c0d0381ade79
    (v5.7-rc1)
  • mm: scalability regressions related to hugetlb_fault() changes by Ray Fucillo
    Earliest & latest activity: 98 & 94 days ago.
    On back burner: looks like this will take some time to get sorted out
    92 days ago, by Thorsten Leemhuis

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  • v5.4..v5.10
  • snd: snd_hda_intel not binding to codec by Petr Cerny
    Earliest & latest activity: 94 days ago. Noteworthy: [1].
    On back burner: bisection needed
    80 days ago, by Thorsten Leemhuis

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  • v5.13..v5.14.10
  • md: unable to handle page fault while running badblocks (fsck.ext4 -c) on a raid5 md array by Dominik Mierzejewski
    Earliest & latest activity: 128 & 105 days ago. Noteworthy: [1].

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  • v5.15..v5.16
  • net: wireless: rtw_8822ce: Wifi connection doesn't really work anymore by Nico Sneck
    Earliest & latest activity: 136 & 106 days ago.
    On back burner: root-cause still no found, reporter slow to respond
    106 days ago, by Thorsten Leemhuis

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  • f79a60b8785
    (v3.4-rc4)
  • usb: fsl_udc_core: corrupted request list leads to unrecoverable loop by Eugene Bordenkircher
    Earliest & latest activity: 244 & 132 days ago. Noteworthy: [1], [2].
    On back burner: Tested patch available, but things nevertheless got stuck
    132 days ago, by Joakim Tjernlund

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    • Fixes: f79a60b8785 ("usb: fsl_udc_core: prime status stage once data stage has primed")

  • v5.13..v5.14-rc1
  • 100 ms boot time increase regression in acpi_init()/acpi_scan_bus() by Paul Menzel
    Earliest & latest activity: 171 & 142 days ago. Noteworthy: [1].
    On back burner: not that urgent, still on the developers's todo list
    132 days ago, by Thorsten Leemhuis

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