[Bug 106084] New: [CI] igt at kms_pipe_crc_basic@suspend-read-crc-pipe-[abc] - BUG kmalloc-2048 (Tainted: G U W ): Poison overwritten

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=106084

            Bug ID: 106084
           Summary: [CI]
                    igt at kms_pipe_crc_basic@suspend-read-crc-pipe-[abc] -
                    BUG kmalloc-2048 (Tainted: G U W ): Poison overwritten
           Product: DRI
           Version: XOrg git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: martin.peres at free.fr
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4055/fi-ivb-3520m/igt@kms_pipe_crc_basic@suspend-read-crc-pipe-a.html

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4057/fi-ivb-3520m/igt@kms_pipe_crc_basic@suspend-read-crc-pipe-b.html

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_4057/fi-ivb-3520m/igt@kms_pipe_crc_basic@suspend-read-crc-pipe-b.html

[  409.021307]
=============================================================================
[  409.021400] BUG kmalloc-2048 (Tainted: G     U  W        ): Poison
overwritten
[  409.021405]
-----------------------------------------------------------------------------

[  409.021411] Disabling lock debugging due to kernel taint
[  409.021413] INFO: 0x00000000db70b4f3-0x00000000419e839a. First byte 0x0
instead of 0x6b
[  409.021419] INFO: Allocated in usb_alloc_dev+0x29/0x300 age=513 cpu=1
pid=390
[  409.021422]  kmem_cache_alloc_trace+0x234/0x2d0
[  409.021425]  usb_alloc_dev+0x29/0x300
[  409.021428]  hub_event+0x27d/0x1580
[  409.021432]  process_one_work+0x21a/0x640
[  409.021435]  worker_thread+0x48/0x3a0
[  409.021438]  kthread+0xfb/0x130
[  409.021442]  ret_from_fork+0x3a/0x50
[  409.021447] INFO: Freed in device_release+0x28/0x80 age=253 cpu=1 pid=390
[  409.021451]  kobject_put+0xb7/0x190
[  409.021454]  hub_event+0x1da/0x1580
[  409.021457]  process_one_work+0x21a/0x640
[  409.021460]  worker_thread+0x1ff/0x3a0
[  409.021463]  kthread+0xfb/0x130
[  409.021466]  ret_from_fork+0x3a/0x50
[  409.021469] INFO: Slab 0x00000000ab3cebe1 objects=13 used=13 fp=0x         
(null) flags=0x8000000000008100
[  409.021472] INFO: Object 0x0000000096211629 @offset=4776
fp=0x00000000faaf5302

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