[Bug 104238] [CI] igt@* - dmesg-warn - WARNING: CPU: 3 PID: 38 at sound/hda/hdac_i915.c:92 snd_hdac_display_power+0xd3/0xf0 [snd_hda_core] -> WARN_ON(!bus->i915_power_refcount)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=104238

--- Comment #1 from Marta Löfstedt <marta.lofstedt at intel.com> ---
Also later from the same run:
https://intel-gfx-ci.01.org/tree/drm-tip/IGT_4060/shard-kbl3/igt@gem_eio@in-flight-suspend.html

[  313.182793] WARNING: CPU: 1 PID: 2972 at sound/hda/hdac_i915.c:92
snd_hdac_display_power+0xd3/0xf0 [snd_hda_core]
[  313.182796] Modules linked in: snd_hda_intel i915 vgem snd_hda_codec_hdmi
snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec e1000e
x86_pkg_temp_thermal intel_powerclamp coretemp snd_hwdep crct10dif_pclmul
snd_hda_core crc32_pclmul ghash_clmulni_intel snd_pcm ptp pps_core mei_me mei
prime_numbers [last unloaded: i915]
[  313.182845] CPU: 1 PID: 2972 Comm: kworker/u8:61 Tainted: G     U  W       
4.15.0-rc3-CI-CI_DRM_3503+ #1
[  313.182848] Hardware name:                  /NUC7i5BNB, BIOS
BNKBL357.86A.0054.2017.1025.1822 10/25/2017
[  313.182854] Workqueue: events_unbound async_run_entry_fn
[  313.182863] RIP: 0010:snd_hdac_display_power+0xd3/0xf0 [snd_hda_core]
[  313.182865] RSP: 0000:ffffc90002c0fd08 EFLAGS: 00010246
[  313.182870] RAX: ffffc900002f8c00 RBX: ffff88025dcae7e8 RCX:
9ab34a3300000000
[  313.182872] RDX: 0000000000000000 RSI: 0000000000000000 RDI:
ffff88025dcae7e8
[  313.182875] RBP: 0000000000000000 R08: ffff880207638968 R09:
000000000cb9fe4c
[  313.182877] R10: 0000000000000000 R11: 0000000000000000 R12:
ffff88025f25e008
[  313.182879] R13: ffffffff814c9cc0 R14: 0000000000000000 R15:
ffffffff81ce1311
[  313.182882] FS:  0000000000000000(0000) GS:ffff88027ec80000(0000)
knlGS:0000000000000000
[  313.182885] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  313.182887] CR2: 0000000000000000 CR3: 0000000003e10001 CR4:
00000000003606e0
[  313.182889] Call Trace:
[  313.182899]  azx_resume+0x206/0x240 [snd_hda_intel]
[  313.182906]  dpm_run_callback+0x5f/0x310
[  313.182914]  device_resume+0xa3/0x1b0
[  313.182922]  ? dpm_watchdog_set+0x60/0x60
[  313.182932]  async_resume+0x14/0x40
[  313.182937]  async_run_entry_fn+0x2e/0x160
[  313.182943]  process_one_work+0x227/0x650
[  313.182956]  worker_thread+0x48/0x3a0
[  313.182965]  kthread+0x173/0x1b0
[  313.182969]  ? process_one_work+0x650/0x650
[  313.182972]  ? _kthread_create_on_node+0x30/0x30
[  313.182979]  ret_from_fork+0x24/0x30
[  313.182994] Code: 00 00 e8 c1 fe ff ff 48 89 df 31 f6 e8 b7 fe ff ff 89 e8
5b 5d 41 5c c3 49 8b 44 24 20 49 8b 3c 24 ff 50 10 89 e8 5b 5d 41 5c c3 <0f> ff
c7 83 70 05 00 00 ff ff ff ff e9 68 ff ff ff bd ed ff ff 
[  313.183115] ---[ end trace f61aba8220cb3a6f ]---

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