[Intel-gfx] ✗ Fi.CI.BAT: warning for drm/i915: Implement HDCP (rev6)

Chris Wilson chris at chris-wilson.co.uk
Tue Jan 9 09:34:46 UTC 2018


Quoting Patchwork (2018-01-08 20:18:40)
> == Series Details ==
> 
> Series: drm/i915: Implement HDCP (rev6)
> URL   : https://patchwork.freedesktop.org/series/34671/
> State : warning
> 
> == Summary ==
> 
> Series 34671v6 drm/i915: Implement HDCP
> https://patchwork.freedesktop.org/api/1.0/series/34671/revisions/6/mbox/
> 
> Test gem_exec_suspend:
>         Subgroup basic-s3:
>                 pass       -> DMESG-WARN (fi-skl-6700k2)

[  189.719889] Setting dangerous option reset - tainting kernel
[  190.375819] Suspending console(s) (use no_console_suspend to debug)
[  190.406059] sd 0:0:0:0: [sda] Synchronizing SCSI cache
[  190.413956] sd 0:0:0:0: [sda] Stopping disk
[  190.442231] ------------[ cut here ]------------
[  190.442259] Unclaimed write to register 0x66a00
[  190.442295] WARNING: CPU: 2 PID: 152 at drivers/gpu/drm/i915/intel_uncore.c:986 __unclaimed_reg_debug+0x3b/0x50 [i915]
[  190.442296] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic i915 x86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul snd_hda_intel ghash_clmulni_intel snd_hda_codec snd_hwdep snd_hda_core e1000e snd_pcm ptp pps_core mei_me prime_numbers mei
[  190.442322] CPU: 2 PID: 152 Comm: kworker/u16:5 Tainted: G     U           4.15.0-rc7-CI-Patchwork_7626+ #1
[  190.442323] Hardware name: System manufacturer System Product Name/Z170 PRO GAMING, BIOS 0802 09/02/2015
[  190.442326] Workqueue: events_unbound async_run_entry_fn
[  190.442349] RIP: 0010:__unclaimed_reg_debug+0x3b/0x50 [i915]
[  190.442351] RSP: 0018:ffffc90000bd79c8 EFLAGS: 00010096
[  190.442353] RAX: 0000000000000023 RBX: 0000000000000000 RCX: 0000000000000002
[  190.442355] RDX: 0000000000000000 RSI: ffffffff82107929 RDI: ffffffff820b8e2e
[  190.442356] RBP: 0000000000066a00 R08: 0000000000000000 R09: 0000000000000001
[  190.442357] R10: ffffc90000bd7960 R11: 0000000000000001 R12: 0000000000000000
[  190.442358] R13: 0000000000000000 R14: 0000000000000202 R15: ffff88043aa8e678
[  190.442360] FS:  0000000000000000(0000) GS:ffff880455c80000(0000) knlGS:0000000000000000
[  190.442361] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  190.442363] CR2: 00007fb02cb1c000 CR3: 0000000005210002 CR4: 00000000003606e0
[  190.442364] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  190.442365] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  190.442366] Call Trace:
[  190.442389]  fwtable_write32+0x27f/0x290 [i915]
[  190.442414]  _intel_hdcp_disable+0x6c/0x130 [i915]
[  190.442440]  intel_hdcp_disable+0x35/0x60 [i915]
[  190.442463]  intel_disable_ddi+0x17/0xf0 [i915]
[  190.442487]  intel_encoders_disable.isra.60+0x7a/0x80 [i915]
[  190.442511]  haswell_crtc_disable+0x43/0x130 [i915]
[  190.442535]  intel_atomic_commit_tail+0x1bb/0xce0 [i915]
[  190.442562]  intel_atomic_commit+0x25f/0x320 [i915]
[  190.442569]  drm_atomic_helper_disable_all+0x167/0x1a0
[  190.442573]  drm_atomic_helper_suspend+0x3c/0xb0
[  190.442600]  intel_display_suspend+0xd/0x50 [i915]
[  190.442616]  i915_drm_suspend+0x79/0x160 [i915]
[  190.442620]  ? pci_pm_freeze+0xd0/0xd0
[  190.442621]  pci_pm_suspend+0x74/0x140
[  190.442625]  dpm_run_callback+0x5f/0x310
[  190.442628]  __device_suspend+0xf3/0x5a0
[  190.442633]  ? dpm_watchdog_set+0x60/0x60
[  190.442639]  async_suspend+0x15/0x90
[  190.442642]  async_run_entry_fn+0x2e/0x160
[  190.442646]  process_one_work+0x215/0x640
[  190.442653]  worker_thread+0x48/0x3a0
[  190.442658]  kthread+0xfb/0x130
[  190.442660]  ? process_one_work+0x640/0x640
[  190.442662]  ? _kthread_create_on_node+0x30/0x30
[  190.442666]  ret_from_fork+0x24/0x30
[  190.442675] Code: 3c 01 75 30 84 db 75 2c 45 84 e4 48 c7 c0 85 55 2f a0 48 c7 c6 7b 55 2f a0 48 0f 44 f0 89 ea 48 c7 c7 8e 55 2f a0 e8 b5 6c e4 e0 <0f> ff 83 2d 4c bc 16 00 01 5b 5d 41 5c c3 0f 1f 80 00 00 00 00 
[  190.442744] ---[ end trace 23eb6466b213278b ]---

Incorrect ordering with powerdomains?
-Chris


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