[Bug 110974] New: [CI][DRMTIP] igt@*suspend/s3 - abort - BUG: sleeping function called from invalid context at kernel/locking/mutex.c

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=110974

            Bug ID: 110974
           Summary: [CI][DRMTIP] igt@*suspend/s3 - abort - BUG: sleeping
                    function called from invalid context at
                    kernel/locking/mutex.c
           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/drmtip_315/fi-whl-u/igt@runner@aborted.html

Aborting.
Previous test: kms_cursor_crc (pipe-a-cursor-suspend)
Next test: kms_big_fb (x-tiled-32bpp-rotate-270)

Kernel badly tainted (0x240) (check dmesg for details):
        (0x200) TAINT_WARN: WARN_ON has happened.

<6>[   84.034585] PM: Saving platform NVS memory
<6>[   84.034658] Disabling non-boot CPUs ...
<3>[   84.037119] BUG: sleeping function called from invalid context at
kernel/locking/mutex.c:909
<3>[   84.037121] in_atomic(): 1, irqs_disabled(): 1, pid: 15, name:
migration/1
<4>[   84.037122] INFO: lockdep is turned off.
<4>[   84.037123] irq event stamp: 76
<4>[   84.037128] hardirqs last  enabled at (75): [<ffffffff969bf57c>]
_raw_spin_unlock_irqrestore+0x4c/0x60
<4>[   84.037130] hardirqs last disabled at (76): [<ffffffff969b84ea>]
__schedule+0xaa/0x840
<4>[   84.037132] softirqs last  enabled at (46): [<ffffffff96c0033a>]
__do_softirq+0x33a/0x4b9
<4>[   84.037135] softirqs last disabled at (33): [<ffffffff960ba219>]
irq_exit+0xa9/0xc0
<3>[   84.037135] Preemption disabled at:
<4>[   84.037137] [<ffffffff9617e0b4>] cpu_stopper_thread+0x84/0x110
<4>[   84.037140] CPU: 1 PID: 15 Comm: migration/1 Tainted: G     U           
5.2.0-rc5-gda464dba3d79-drmtip_315+ #1
<4>[   84.037141] Hardware name: Intel Corporation CoffeeLake Client
Platform/WhiskeyLake U DDR4 ERB, BIOS CNLSFWR1.R00.X137.B00.1803280218
03/28/2018
<4>[   84.037142] Call Trace:
<4>[   84.037145]  dump_stack+0x67/0x9b
<4>[   84.037148]  ___might_sleep+0x167/0x250
<4>[   84.037151]  ? kernfs_find_and_get_ns+0x1b/0x50
<4>[   84.037153]  __mutex_lock+0x57/0x960
<4>[   84.037157]  ? generic_exec_single+0x9f/0xe0
<4>[   84.037158]  ? kernfs_find_and_get_ns+0x1b/0x50
<4>[   84.037160]  ? __rdmsr_on_cpu+0x60/0x60
<4>[   84.037162]  ? smp_call_function_single+0xb4/0x150
<4>[   84.037166]  ? kernfs_find_and_get_ns+0x1b/0x50
<4>[   84.037168]  kernfs_find_and_get_ns+0x1b/0x50
<4>[   84.037170]  sysfs_remove_group+0x20/0x80
<4>[   84.037173]  ? __reload_late+0xd0/0xd0
<4>[   84.037175]  mc_cpu_down_prep+0x17/0x40
<4>[   84.037178]  cpuhp_invoke_callback+0x9b/0xa20
<4>[   84.037181]  take_cpu_down+0x62/0xa0
<4>[   84.037184]  multi_cpu_stop+0x5a/0xf0
<4>[   84.037187]  ? cpu_stop_queue_work+0xe0/0xe0
<4>[   84.037189]  cpu_stopper_thread+0x8c/0x110
<4>[   84.037191]  ? smpboot_thread_fn+0x23/0x280
<4>[   84.037193]  ? smpboot_thread_fn+0x6b/0x280
<4>[   84.037195]  smpboot_thread_fn+0x1d3/0x280
<4>[   84.037198]  ? sort_range+0x20/0x20
<4>[   84.037200]  kthread+0x119/0x130
<4>[   84.037202]  ? kthread_park+0x80/0x80
<4>[   84.037205]  ret_from_fork+0x3a/0x50
<6>[   84.037233] smpboot: CPU 1 is now offline
<6>[   84.041695] smpboot: CPU 2 is now offline
<6>[   84.045090] smpboot: CPU 3 is now offline
<6>[   84.047997] smpboot: CPU 4 is now offline
<6>[   84.050787] smpboot: CPU 5 is now offline
<6>[   84.054189] smpboot: CPU 6 is now offline
<6>[   84.057322] smpboot: CPU 7 is now offline
<6>[   84.063330] ACPI: Low-level resume complete

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