[Bug 104155] New: [CI] igt at gem_userptr_blits@sync-unmap-after-close - dmesg-warn - Failed to release pages: bind_count=1, pages_pin_count=1, pin_global=0

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=104155

            Bug ID: 104155
           Summary: [CI] igt at gem_userptr_blits@sync-unmap-after-close -
                    dmesg-warn - Failed to release pages: bind_count=1,
                    pages_pin_count=1, pin_global=0
           Product: DRI
           Version: DRI git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: marta.lofstedt at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

This started at CI_DRM_3462 and has been on every consecutive run on APL-, KBL-
and GLK-shards, so far CI_DRM_3468.

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3462/shard-apl1/igt@gem_userptr_blits@sync-unmap-after-close.html
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3462/shard-kbl3/igt@gem_userptr_blits@sync-unmap-after-close.html
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3462/shard-glkb2/igt@gem_userptr_blits@sync-unmap-after-close.html


[  194.553807] ------------[ cut here ]------------
[  194.553874] Failed to release pages: bind_count=1, pages_pin_count=1,
pin_global=0
[  194.553958] WARNING: CPU: 0 PID: 5 at
:8drivers/gpu/drm/i915/i915_gem_userptr.c9 cancel_userptr+0xe4/0xf0 [i915]
[  194.553961] 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 ghash_clmulni_intel snd_hda_intel snd_hda_codec
snd_hwdep snd_hda_core mei_me r8169 snd_pcm mei mii prime_numbers i2c_hid
pinctrl_geminilake pinctrl_intel
[  194.554024] CPU: 0 PID: 5 Comm: kworker/u8:0 Tainted: G     U          
4.15.0-rc2-CI-CI_DRM_3462+ #1
[  194.554027] Hardware name: Intel Corp. Geminilake/GLK RVP2 LP4SD (07), BIOS
GELKRVPA.X64.0062.B30.1708222146 08/22/2017
[  194.554064] Workqueue: i915-userptr-release cancel_userptr [i915]
[  194.554070] task: 00000000f7a0c52e task.stack: 0000000045d54d3c
[  194.554106] RIP: 0010:cancel_userptr+0xe4/0xf0 [i915]
[  194.554109] RSP: 0018:ffffc90000083e20 EFLAGS: 00010282
[  194.554114] RAX: 0000000000000046 RBX: ffff88016e89a5c0 RCX:
0000000000000001
[  194.554117] RDX: 0000000080000001 RSI: ffffffff81ca8f7d RDI:
00000000ffffffff
[  194.554120] RBP: ffff88016e89a7b0 R08: ffff88017a8f5ae8 R09:
000000009411cda2
[  194.554122] R10: ffffc90000083e20 R11: 0000000000000000 R12:
0000000000000000
[  194.554125] R13: 0000000000000000 R14: ffff88016f904478 R15:
ffff88016f904480
[  194.554128] FS:  0000000000000000(0000) GS:ffff88017fc00000(0000)
knlGS:0000000000000000
[  194.554131] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  194.554134] CR2: 00007fbe1001bd28 CR3: 0000000003e10000 CR4:
0000000000340ef0
[  194.554136] Call Trace:
[  194.554146]  process_one_work+0x227/0x650
[  194.554158]  worker_thread+0x48/0x3a0
[  194.554167]  kthread+0x173/0x1b0
[  194.554171]  ? process_one_work+0x650/0x650
[  194.554175]  ? _kthread_create_on_node+0x30/0x30
[  194.554182]  ret_from_fork+0x24/0x30
[  194.554196] Code: 83 81 fe ff eb c9 8b 93 80 02 00 00 8b 8b ec 01 00 00 48
c7 c7 30 d1 49 a0 8b b3 e4 01 00 00 c6 05 97 fa 17 00 01 e8 4c a9 cc e0 <0f> ff
eb bc 0f 1f 84 00 00 00 00 00 41 54 55 31 ed 53 48 8b 87 
[  194.554354] ---[ end trace c4a7df668628de62 ]---

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