[Bug 111772] New: [CI][DRMTIP] igt@* - dmesg-warn - Delta way too big!

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=111772

            Bug ID: 111772
           Summary: [CI][DRMTIP] igt@* - dmesg-warn -  Delta way too big!
           Product: DRI
           Version: DRI git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: not set
          Priority: not set
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: lakshminarayana.vudum at intel.com
        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_375/fi-cml-s/igt@kms_cursor_crc@pipe-c-cursor-suspend.html

<4> [134.028799] ------------[ cut here ]------------
<4> [134.028801] Delta way too big! 18446743950851936958
ts=18446744055928880550 write stamp = 105076943592
If you just came from a suspend/resume,
please switch to the trace global clock:
  echo global > /sys/kernel/debug/tracing/trace_clock
or add trace_clock=global to the kernel command line
<4> [134.028808] WARNING: CPU: 4 PID: 1207 at kernel/trace/ring_buffer.c:2810
rb_handle_timestamp.isra.30+0x6c/0x70
<4> [134.028809] Modules linked in: i2c_dev vgem snd_hda_codec_hdmi
snd_hda_codec_generic i915 x86_pkg_temp_thermal coretemp cdc_ether
crct10dif_pclmul usbnet snd_hda_intel mii crc32_pclmul snd_intel_nhlt
snd_hda_codec ghash_clmulni_intel e1000e thunderbolt snd_hwdep snd_hda_core ptp
pps_core snd_pcm prime_numbers
<4> [134.028820] CPU: 4 PID: 1207 Comm: kworker/u24:19 Tainted: G     U        
   5.3.0-g437bf3f53fa4-drmtip_375+ #1
<4> [134.028821] Hardware name: Intel Corporation CometLake Client
Platform/CometLake S UDIMM (ERB/CRB), BIOS CMLSFWR1.R00.1263.D00.1906260926
06/26/2019
<4> [134.028823] Workqueue: events_unbound async_run_entry_fn
<4> [134.028825] RIP: 0010:rb_handle_timestamp.isra.30+0x6c/0x70
<4> [134.028827] Code: 48 8b 73 08 85 c0 48 8b 13 48 c7 c0 e8 fc 07 aa 49 c7 c0
a5 da 08 aa 4c 0f 44 c0 48 8b 0f 48 c7 c7 a8 fd 07 aa e8 b4 14 f2 ff <0f> 0b eb
a8 41 54 89 f0 55 53 48 0f a3 47 10 bb 01 00 00 00 72 07
<4> [134.028828] RSP: 0000:ffff9ec840a17cd0 EFLAGS: 00010282
<4> [134.028829] RAX: 0000000000000000 RBX: ffff9ec840a17ce8 RCX:
0000000000000002
<4> [134.028830] RDX: 0000000080000002 RSI: ffff8bbb515158f8 RDI:
00000000ffffffff
<4> [134.028831] RBP: ffff8bbb89b41b78 R08: ffff8bbb515158f8 R09:
0000000000000000
<4> [134.028832] R10: ffff9ec840a17ce0 R11: 0000000000000000 R12:
ffff8bbb89888358
<4> [134.028833] R13: ffff8bbb89b41bb8 R14: 00000000000003e8 R15:
0000000000000000
<4> [134.028834] FS:  0000000000000000(0000) GS:ffff8bbb8b800000(0000)
knlGS:0000000000000000
<4> [134.028835] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [134.028836] CR2: 0000000000000000 CR3: 00000001bd210001 CR4:
00000000003606e0
<4> [134.028837] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
<4> [134.028838] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
<4> [134.028839] Call Trace:
<4> [134.028842]  ring_buffer_lock_reserve+0x217/0x420
<4> [134.028868]  ? intel_gt_pm_init_early+0x50/0x50 [i915]
<4> [134.028870]  __trace_bputs+0x5b/0x120
<4> [134.028896]  intel_gt_sanitize+0x1c/0x90 [i915]
<4> [134.028916]  i915_pm_resume_early+0xc1/0xf0 [i915]
<4> [134.028936]  ? vlv_resume_prepare+0x690/0x690 [i915]
<4> [134.028939]  dpm_run_callback+0x64/0x280
<4> [134.028942]  device_resume_early+0xa7/0xe0
<4> [134.028945]  async_resume_early+0x14/0x40
<4> [134.028946]  async_run_entry_fn+0x34/0x160
<4> [134.028949]  process_one_work+0x245/0x610
<4> [134.028954]  worker_thread+0x37/0x380
<4> [134.028957]  ? process_one_work+0x610/0x610
<4> [134.028958]  kthread+0x119/0x130
<4> [134.028960]  ? kthread_park+0xa0/0xa0
<4> [134.028963]  ret_from_fork+0x24/0x50
<4> [134.028969] irq event stamp: 972
<4> [134.028971] hardirqs last  enabled at (971): [<ffffffffa9133455>]
vprintk_emit+0x315/0x340
<4> [134.028973] hardirqs last disabled at (972): [<ffffffffa9001a8a>]
trace_hardirqs_off_thunk+0x1a/0x20
<4> [134.028975] softirqs last  enabled at (916): [<ffffffffa9c0033e>]
__do_softirq+0x33e/0x4ae
<4> [134.028976] softirqs last disabled at (909): [<ffffffffa90bcf29>]
irq_exit+0xa9/0xc0
<4> [134.028978] WARNING: CPU: 4 PID: 1207 at kernel/trace/ring_buffer.c:2810
rb_handle_timestamp.isra.30+0x6c/0x70
<4> [134.028979] ---[ end trace aecf1495519c4077 ]---

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