[Bug 103181] New: [CI] igt at kms_cursor_legacy@flip-vs-cursor-busy-crc-legacy - dmesg-warn - WARNING: CPU: 1 PID: 0 at drivers/gpu/drm/drm_vblank.c:625 drm_calc_vbltimestamp_from_scanoutpos+0x139/0x2e0

Tue Oct 10 07:52:07 UTC 2017

https://bugs.freedesktop.org/show_bug.cgi?id=103181

            Bug ID: 103181
           Summary: [CI]
                    igt at kms_cursor_legacy@flip-vs-cursor-busy-crc-legacy -
                    dmesg-warn - WARNING: CPU: 1 PID: 0 at
                    drivers/gpu/drm/drm_vblank.c:625
                    drm_calc_vbltimestamp_from_scanoutpos+0x139/0x2e0
           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

CI_DRM_3200 APL-shards igt at kms_cursor_legacy@flip-vs-cursor-busy-crc-legacy


[  213.250729] ------------[ cut here ]------------
[  213.250736] WARNING: CPU: 1 PID: 0 at drivers/gpu/drm/drm_vblank.c:625
drm_calc_vbltimestamp_from_scanoutpos+0x139/0x2e0
[  213.250738] Modules linked in: vgem snd_hda_codec_hdmi snd_hda_codec_realtek
snd_hda_codec_generic x86_pkg_temp_thermal coretemp crct10dif_pclmul
crc32_pclmul ghash_clmulni_intel lpc_ich r8169 mii mei_me mei i915
snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core snd_pcm pinctrl_broxton
pinctrl_intel prime_numbers
[  213.250765] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G     U         
4.14.0-rc4-CI-CI_DRM_3200+ #1
[  213.250766] Hardware name:                  /NUC6CAYB, BIOS
AYAPLCEL.86A.0040.2017.0619.1722 06/19/2017
[  213.250767] task: ffff880276128040 task.stack: ffffc90000084000
[  213.250770] RIP: 0010:drm_calc_vbltimestamp_from_scanoutpos+0x139/0x2e0
[  213.250771] RSP: 0018:ffff88027fc83cd0 EFLAGS: 00010082
[  213.250773] RAX: ffffffffa01ba7e0 RBX: 0000000000000000 RCX:
0000000000000000
[  213.250774] RDX: ffffffff81ce7220 RSI: 0000000000000001 RDI:
ffffffff81c65f62
[  213.250776] RBP: ffff88027fc83d30 R08: 0000000000000000 R09:
ffffffff8160afb0
[  213.250777] R10: 0000000000000000 R11: ffffffffa0097510 R12:
0000000000000000
[  213.250778] R13: ffff88026d4c1d48 R14: ffff88026d4c1bf8 R15:
ffff88026b080000
[  213.250779] FS:  0000000000000000(0000) GS:ffff88027fc80000(0000)
knlGS:0000000000000000
[  213.250781] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  213.250782] CR2: 00007f3531bec000 CR3: 000000026dbf1000 CR4:
00000000003406e0
[  213.250783] Call Trace:
[  213.250785]  <IRQ>
[  213.250789]  ? _raw_spin_unlock_irqrestore+0x42/0x70
[  213.250838]  ? fwtable_read32+0xc2/0x2c0 [i915]
[  213.250841]  drm_get_last_vbltimestamp+0x3f/0x70
[  213.250844]  drm_update_vblank_count+0x67/0x270
[  213.250849]  drm_crtc_accurate_vblank_count+0x44/0x90
[  213.250883]  display_pipe_crc_irq_handler+0x167/0x210 [i915]
[  213.250919]  hsw_pipe_crc_irq_handler+0x51/0x60 [i915]
[  213.250953]  gen8_irq_handler+0x3b1/0x670 [i915]
[  213.250959]  __handle_irq_event_percpu+0x49/0x350
[  213.250963]  handle_irq_event_percpu+0x23/0x60
[  213.250965]  handle_irq_event+0x39/0x60
[  213.250968]  handle_edge_irq+0xf4/0x1c0
[  213.250972]  handle_irq+0x1a/0x30
[  213.250974]  do_IRQ+0x68/0x130
[  213.250977]  common_interrupt+0x9a/0x9a
[  213.250978]  </IRQ>
[  213.250982] RIP: 0010:cpuidle_enter_state+0x136/0x370
[  213.250983] RSP: 0018:ffffc90000087e80 EFLAGS: 00000212 ORIG_RAX:
ffffffffffffff7d
[  213.250985] RAX: 0000000000000000 RBX: 000000000020b1e6 RCX:
0000000000000000
[  213.250986] RDX: 00000031a6bb5e10 RSI: ffffffff81cb4786 RDI:
ffffffff8175fbf2
[  213.250987] RBP: ffffc90000087eb8 R08: 0000000000000000 R09:
0000000000000002
[  213.250988] R10: 00000000000049ae R11: 00000000000018ad R12:
0000000000000003
[  213.250989] R13: 0000000000000003 R14: ffff880274bd2e68 R15:
00000031a69aac2a
[  213.250993]  ? cpuidle_enter_state+0x132/0x370
[  213.250997]  cpuidle_enter+0x17/0x20
[  213.251000]  call_cpuidle+0x23/0x40
[  213.251002]  do_idle+0x192/0x1e0
[  213.251006]  cpu_startup_entry+0x1d/0x20
[  213.251008]  start_secondary+0x11c/0x140
[  213.251012]  secondary_startup_64+0xa5/0xa5
[  213.251016] Code: d9 48 c7 c2 20 72 ce 81 be 01 00 00 00 48 c7 c7 62 5f c6
81 e8 49 56 fe ff 49 8b 87 28 08 00 00 48 83 78 20 00 0f 84 ec fe ff ff <0f> ff
e9 e5 fe ff ff 41 b9 d3 4d 62 10 41 89 c4 44 89 d8 41 f7 
[  213.251060] ---[ end trace d8f53414de57f124 ]---

Full data:
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3200/shard-apl4/igt@kms_cursor_legacy@flip-vs-cursor-busy-crc-legacy.html

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