✗ Fi.CI.BAT: failure for Update hwconfig table tests

[Kamil Konieczny]

Hi igt-dev,
On 2024-08-01 at 20:50:12 -0000, Patchwork wrote:
> == Series Details ==
> 
> Series: Update hwconfig table tests
> URL   : https://patchwork.freedesktop.org/series/136812/
> State : failure
> 
> == Summary ==
> 
> CI Bug Log - changes from CI_DRM_15170 -> IGTPW_11519
> ====================================================
> 
> Summary
> -------
> 
>   **FAILURE**
> 
>   Serious unknown changes coming with IGTPW_11519 absolutely need to be
>   verified manually.
>   
>   If you think the reported changes have nothing to do with the changes
>   introduced in IGTPW_11519, please notify your bug team (I915-ci-infra at lists.freedesktop.org) to allow them
>   to document this new failure mode, which will reduce false positives in CI.
> 
>   External URL: https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_11519/index.html
> 
> Participating hosts (42 -> 42)
> ------------------------------
> 
>   Additional (1): fi-bsw-n3050 
>   Missing    (1): fi-snb-2520m 
> 
> Possible new issues
> -------------------
> 
>   Here are the unknown changes that may have been introduced in IGTPW_11519:
> 
> ### IGT changes ###
> 
> #### Possible regressions ####
> 
>   * igt at runner@aborted:
>     - fi-bsw-n3050:       NOTRUN -> [FAIL][1]
>    [1]: https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_11519/fi-bsw-n3050/igt@runner@aborted.html
> 

This is unrelated, there was kernel lockdep found by
igt_runner before any test could start.

>From https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_11519/fi-bsw-n3050/boot0.txt

<4>[   25.121621] ======================================================
<4>[   25.122889] WARNING: possible circular locking dependency detected
<4>[   25.124157] 6.11.0-rc1-CI_DRM_15170-gd1ec20e149fc+ #1 Not tainted
<4>[   25.125425] ------------------------------------------------------
<4>[   25.126708] rc.local/608 is trying to acquire lock:
<4>[   25.127989] ffff8881025b8670 (&q->limits_lock){+.+.}-{3:3}, at: queue_max_discard_sectors_store+0x8e/0x110
<4>[   25.129338] 
                  but task is already holding lock:
<4>[   25.131965] ffff8881025b8550 (&q->sysfs_lock){+.+.}-{3:3}, at: queue_attr_store+0x45/0x90
<4>[   25.133332] 
		which lock already depends on the new lock.
<4>[   25.137379] 
		the existing dependency chain (in reverse order) is:
<4>[   25.140115] 
		-> #2 (&q->sysfs_lock){+.+.}-{3:3}:
<4>[   25.142862]        lock_acquire+0xd1/0x2f0
<4>[   25.144242]        __mutex_lock+0x98/0xd40

<4>[   25.225480] 
                   *** DEADLOCK ***

<4>[   25.228528] 4 locks held by rc.local/608:
<4>[   25.229552]  #0: ffff88810275c3f0 (sb_writers#5){.+.+}-{0:0}, at: ksys_write+0x64/0xe0
<4>[   25.230627]  #1: ffff88810f0b5c88 (&of->mutex#2){+.+.}-{3:3}, at: kernfs_fop_write_iter+0xf8/0x1d0
<4>[   25.231711]  #2: ffff8881026a1cd0 (kn->active#107){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x100/0x1d0
<4>[   25.232812]  #3: ffff8881025b8550 (&q->sysfs_lock){+.+.}-{3:3}, at: queue_attr_store+0x45/0x90

<4>[   25.236067] CPU: 1 UID: 0 PID: 608 Comm: rc.local Not tainted 6.11.0-rc1-CI_DRM_15170-gd1ec20e149fc+ #1

Regards,
Kamil

>   
> Known issues
> ------------
> 
>   Here are the changes found in IGTPW_11519 that come from known issues:
> 
> ### IGT changes ###
> 
> #### Issues hit ####
> 
>   * igt at i915_selftest@live at hangcheck:
>     - bat-arls-2:         [PASS][2] -> [DMESG-WARN][3] ([i915#11349] / [i915#11378])
>    [2]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_15170/bat-arls-2/igt@i915_selftest@live@hangcheck.html
>    [3]: https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_11519/bat-arls-2/igt@i915_selftest@live@hangcheck.html
> 
>   
> #### Possible fixes ####
> 
>   * igt at gem_lmem_swapping@basic at lmem0:
>     - bat-dg2-9:          [FAIL][4] ([i915#10378]) -> [PASS][5]
>    [4]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_15170/bat-dg2-9/igt@gem_lmem_swapping@basic@lmem0.html
>    [5]: https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_11519/bat-dg2-9/igt@gem_lmem_swapping@basic@lmem0.html
> 
>   
>   [i915#10378]: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/10378
>   [i915#11349]: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/11349
>   [i915#11378]: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/11378
> 
> 
> Build changes
> -------------
> 
>   * CI: CI-20190529 -> None
>   * IGT: IGT_7951 -> IGTPW_11519
> 
>   CI-20190529: 20190529
>   CI_DRM_15170: d1ec20e149fc0bd4d15cbf34573b84d4fa47e3a5 @ git://anongit.freedesktop.org/gfx-ci/linux
>   IGTPW_11519: 11519
>   IGT_7951: 7951
> 
> == Logs ==
> 
> For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_11519/index.html