[Bug 110900] New: [CI][BAT] igt at i915_module_load@reload-with-fault-injection - dmesg-warn - WARN_ON(!queue_delayed_work(system_unbound_wq, &power_domains->async_put_work, msecs_to_jiffies(100)))

Wed Jun 12 08:22:10 UTC 2019

https://bugs.freedesktop.org/show_bug.cgi?id=110900

            Bug ID: 110900
           Summary: [CI][BAT]
                    igt at i915_module_load@reload-with-fault-injection -
                    dmesg-warn -
                    WARN_ON(!queue_delayed_work(system_unbound_wq,
                    &power_domains->async_put_work,
                    msecs_to_jiffies(100)))
           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_6242/fi-bsw-kefka/igt@i915_module_load@reload-with-fault-injection.html

<7> [366.354770] [drm:intel_dp_aux_xfer [i915]] dp_aux_ch timeout status
0x71450064
<4> [366.354968] ------------[ cut here ]------------
<4> [366.355000] WARN_ON(!queue_delayed_work(system_unbound_wq,
&power_domains->async_put_work, msecs_to_jiffies(100)))
<4> [366.355167] WARNING: CPU: 0 PID: 3069 at
drivers/gpu/drm/i915/intel_display_power.c:1800
queue_async_put_domains_work+0x65/0x70 [i915]
<4> [366.355173] Modules linked in: i915(-) vgem snd_hda_codec_hdmi asix
coretemp crct10dif_pclmul usbnet crc32_pclmul mii ghash_clmulni_intel btusb
btrtl btbcm btintel bluetooth ecdh_generic ecc lpc_ich snd_hda_codec snd_hwdep
snd_hda_core snd_pcm prime_numbers pinctrl_cherryview [last unloaded: i915]
<4> [366.355218] CPU: 0 PID: 3069 Comm: kworker/0:0 Tainted: G     U           
5.2.0-rc4-CI-CI_DRM_6242+ #1
<4> [366.355223] Hardware name: GOOGLE Kefka/Kefka, BIOS MrChromebox 02/04/2018
<4> [366.355237] Workqueue: events output_poll_execute
<4> [366.355328] RIP: 0010:queue_async_put_domains_work+0x65/0x70 [i915]
<4> [366.355335] Code: 48 c7 c6 08 85 38 a0 48 c7 c7 aa 88 3a a0 e8 62 8b df e0
0f 0b eb bf 48 c7 c6 38 85 38 a0 48 c7 c7 aa 88 3a a0 e8 4b 8b df e0 <0f> 0b 5b
5d c3 66 0f 1f 44 00 00 0f b6 4e 28 48 8b 46 20 ba 01 00
<4> [366.355341] RSP: 0018:ffffc900002db958 EFLAGS: 00010286
<4> [366.355348] RAX: 0000000000000000 RBX: ffff88816488a1c0 RCX:
0000000000000000
<4> [366.355354] RDX: 000000000000167b RSI: ffff888176eb09f8 RDI:
ffffffff8212df61
<4> [366.355360] RBP: 00000000c1800003 R08: 00000000ff6c2682 R09:
0000000000000000
<4> [366.355365] R10: 0000000000000000 R11: 0000000000000000 R12:
0000000000000020
<4> [366.355371] R13: 00000000c1800003 R14: ffff88816488a1c0 R15:
00000000c0c00003
<4> [366.355377] FS:  0000000000000000(0000) GS:ffff88817ba00000(0000)
knlGS:0000000000000000
<4> [366.355383] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [366.355389] CR2: 00007f93d547c118 CR3: 000000016c612000 CR4:
00000000001006f0
<4> [366.355394] Call Trace:
<4> [366.355489]  __intel_display_power_put_async+0xb6/0xf0 [i915]
<4> [366.355585]  intel_dp_aux_xfer+0x19d/0x8c0 [i915]
<4> [366.355614]  ? wait_woken+0xa0/0xa0
<4> [366.355716]  intel_dp_aux_transfer+0xa7/0x200 [i915]
<4> [366.355735]  drm_dp_dpcd_access+0x76/0x110
<4> [366.355755]  drm_dp_dpcd_read+0x29/0xc0
<4> [366.355848]  intel_dp_read_dpcd+0x38/0x120 [i915]
<4> [366.355941]  intel_dp_get_dpcd+0x1d/0xe0 [i915]
<4> [366.356031]  intel_dp_detect+0x2c0/0x5e0 [i915]
<4> [366.356052]  drm_helper_probe_single_connector_modes+0xd4/0x6e0
<4> [366.356095]  drm_client_modeset_probe+0x257/0xad0
<4> [366.356117]  ? drm_dbg+0x7f/0x90
<4> [366.356142]  drm_fb_helper_hotplug_event.part.12+0x95/0xc0
<4> [366.356152]  drm_kms_helper_hotplug_event+0x21/0x30
<4> [366.356161]  output_poll_execute+0x1a0/0x1b0
<4> [366.356181]  process_one_work+0x245/0x610
<4> [366.356203]  worker_thread+0x37/0x380
<4> [366.356217]  ? process_one_work+0x610/0x610
<4> [366.356224]  kthread+0x119/0x130
<4> [366.356232]  ? kthread_park+0x80/0x80
<4> [366.356247]  ret_from_fork+0x3a/0x50
<4> [366.356278] irq event stamp: 40570
<4> [366.356287] hardirqs last  enabled at (40569): [<ffffffff8112867c>]
vprintk_emit+0xcc/0x340
<4> [366.356295] hardirqs last disabled at (40570): [<ffffffff810019e0>]
trace_hardirqs_off_thunk+0x1a/0x1c
<4> [366.356303] softirqs last  enabled at (40548): [<ffffffff81c0033a>]
__do_softirq+0x33a/0x4b9
<4> [366.356311] softirqs last disabled at (40539): [<ffffffff810b6399>]
irq_exit+0xa9/0xc0
<4> [366.356401] WARNING: CPU: 0 PID: 3069 at
drivers/gpu/drm/i915/intel_display_power.c:1800
queue_async_put_domains_work+0x65/0x70 [i915]
<4> [366.356407] ---[ end trace 41e634b3f1908b3c ]---

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