[Bug 106683] New: [CI] igt at drv_suspend@sysfs-reader - dmesg-warn - *ERROR* bcs0: reset request timeout

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=106683

            Bug ID: 106683
           Summary: [CI] igt at drv_suspend@sysfs-reader - dmesg-warn -
                    *ERROR* bcs0: reset request timeout
           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_38/fi-skl-6600u/igt@drv_suspend@sysfs-reader.html

[  378.040826] [drm:gen8_reset_engines [i915]] *ERROR* bcs0: reset request
timeout
[  378.041039] ------------[ cut here ]------------
[  378.041040] WARN_ON(intel_gpu_reset(i915, (~0)))
[  378.041079] WARNING: CPU: 1 PID: 126 at drivers/gpu/drm/i915/i915_gem.c:4978
i915_gem_sanitize+0x4d/0x80 [i915]
[  378.041080] Modules linked in: vgem snd_hda_codec_hdmi snd_hda_codec_realtek
snd_hda_codec_generic x86_pkg_temp_thermal intel_powerclamp coretemp
crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_intel snd_hda_codec
snd_hwdep snd_hda_core i915 snd_pcm asix usbnet btusb btrtl btbcm btintel mii
bluetooth ecdh_generic mei_me mei prime_numbers i2c_hid pinctrl_sunrisepoint
pinctrl_intel
[  378.041121] CPU: 1 PID: 126 Comm: kworker/u8:2 Tainted: G     U  W        
4.17.0-rc4-gfe5bde58dca5-drmtip_38+ #1
[  378.041122] Hardware name: Dell Inc. XPS 13 9350/, BIOS 1.4.12 11/30/2016
[  378.041126] Workqueue: events_unbound async_run_entry_fn
[  378.041152] RIP: 0010:i915_gem_sanitize+0x4d/0x80 [i915]
[  378.041154] RSP: 0018:ffff9ec7004c7cc8 EFLAGS: 00010286
[  378.041156] RAX: 0000000000000000 RBX: ffff8b2865c90000 RCX:
0000000000000001
[  378.041158] RDX: 0000000080000001 RSI: ffffffffb20fb2c9 RDI:
00000000ffffffff
[  378.041159] RBP: ffff8b2865c90068 R08: 00000000564bbeab R09:
0000000000000000
[  378.041161] R10: 0000000000000000 R11: 0000000000000000 R12:
ffff8b2865c989b0
[  378.041162] R13: 0000000000000000 R14: 0000000000000000 R15:
0000000000000000
[  378.041164] FS:  0000000000000000(0000) GS:ffff8b287dc80000(0000)
knlGS:0000000000000000
[  378.041165] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  378.041167] CR2: 000055eba5d3b1a8 CR3: 0000000026210006 CR4:
00000000003606e0
[  378.041168] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[  378.041170] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
[  378.041171] Call Trace:
[  378.041196]  i915_gem_suspend+0xec/0x140 [i915]
[  378.041215]  i915_drm_suspend+0x5f/0x160 [i915]
[  378.041220]  pci_pm_suspend+0x7c/0x130
[  378.041223]  ? pci_pm_freeze+0xc0/0xc0
[  378.041226]  dpm_run_callback+0x5d/0x2f0
[  378.041230]  __device_suspend+0x11f/0x600
[  378.041234]  ? dpm_watchdog_set+0x60/0x60
[  378.041240]  async_suspend+0x15/0x90
[  378.041243]  async_run_entry_fn+0x34/0x160
[  378.041247]  process_one_work+0x229/0x6a0
[  378.041252]  worker_thread+0x35/0x380
[  378.041256]  ? process_one_work+0x6a0/0x6a0
[  378.041258]  kthread+0x119/0x130
[  378.041261]  ? _kthread_create_on_node+0x60/0x60
[  378.041279]  ret_from_fork+0x3a/0x50
[  378.041286] Code: e0 03 00 84 c0 74 f1 be ff ff ff ff 48 89 df e8 5a de 03
00 85 c0 74 e0 48 c7 c6 c0 b3 6c c0 48 c7 c7 1d 30 6b c0 e8 93 28 ae f0 <0f> 0b
eb c9 48 8d 6f 68 31 f6 48 89 ef e8 81 e8 39 f1 48 89 df 
[  378.041359] irq event stamp: 3276
[  378.041362] hardirqs last  enabled at (3275): [<ffffffffb10fc757>]
vprintk_emit+0x4b7/0x4d0
[  378.041365] hardirqs last disabled at (3276): [<ffffffffb1a0111c>]
error_entry+0x7c/0x100
[  378.041367] softirqs last  enabled at (3258): [<ffffffffb1c0032b>]
__do_softirq+0x32b/0x4e1
[  378.041370] softirqs last disabled at (3237): [<ffffffffb108f6f4>]
irq_exit+0xa4/0xb0
[  378.041393] WARNING: CPU: 1 PID: 126 at drivers/gpu/drm/i915/i915_gem.c:4978
i915_gem_sanitize+0x4d/0x80 [i915]
[  378.041395] ---[ end trace 84ea7be84ec5687c ]---

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