[Bug 105959] [CI] igt at kms_frontbuffer_tracking@psr-1p-pri-indfb-multidraw - incomplete - softdog - backtrace in dmesg indicates: intel_frontbuffer_flush

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=105959

--- Comment #2 from Marta Löfstedt <marta.lofstedt at intel.com> ---
https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_21/fi-kbl-r/igt@kms_frontbuffer_tracking@fbc-rgb101010-draw-blt.html

softdog, but pstore has:
<4>[  340.053536] Modules linked in: vgem snd_hda_codec_hdmi
snd_hda_codec_realtek snd_hda_codec_generic i915 asix btusb usbnet btrtl btbcm
mii btintel bluetooth snd_hda_intel x86_pkg_temp_thermal intel_powerclamp
snd_hda_codec coretemp crct10dif_pclmul crc32_pclmul snd_hwdep
ghash_clmulni_intel snd_hda_core e1000e snd_pcm ecdh_generic mei_me mei
prime_numbers pinctrl_sunrisepoint pinctrl_intel
<4>[  340.053560] CPU: 4 PID: 142 Comm: kworker/4:3 Tainted: G     U          
4.16.0-rc7-ga0e39233b887-drmtip_21+ #1
<4>[  340.053562] Hardware name: Intel Corporation Kabylake Client
platform/Kabylake R DDR4 RVP, BIOS KBLSE2R1.R00.X078.P02.1703030515 03/03/2017
<4>[  340.053584] Workqueue: events i915_clflush_work [i915]
<4>[  340.053612] RIP: 0010:intel_psr_flush+0x61/0x150 [i915]
<4>[  340.053614] RSP: 0018:ffffab8f00537dd0 EFLAGS: 00010286
<4>[  340.053616] RAX: 0000000000000000 RBX: ffff8d41a385a5b8 RCX:
0000000000000000
<4>[  340.053618] RDX: 0000000080000001 RSI: ffffffffffffffff RDI:
00000000ffffffff
<4>[  340.053619] RBP: 0000000000000001 R08: ffff8d41b1a7d948 R09:
00000000ad9315fd
<4>[  340.053621] R10: ffffab8f00537dd0 R11: ffff8d41b1a7d040 R12:
ffff8d41a3850000
<4>[  340.053622] R13: 0000000000000001 R14: 0000000000000001 R15:
ffff8d41a89e25c8
<4>[  340.053624] FS:  0000000000000000(0000) GS:ffff8d41bed00000(0000)
knlGS:0000000000000000
<4>[  340.053625] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[  340.053627] CR2: 00000000000005e0 CR3: 0000000251210006 CR4:
00000000003606e0
<4>[  340.053628] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
<4>[  340.053630] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
<4>[  340.053631] Call Trace:
<4>[  340.053661]  intel_frontbuffer_flush+0x6a/0x80 [i915]
<4>[  340.053684]  i915_clflush_work+0x73/0x1c0 [i915]
<4>[  340.053688]  process_one_work+0x21a/0x640
<4>[  340.053691]  worker_thread+0x48/0x3a0
<4>[  340.053695]  kthread+0xfb/0x130
<4>[  340.053697]  ? process_one_work+0x640/0x640
<4>[  340.053699]  ? _kthread_create_on_node+0x60/0x60
<4>[  340.053702]  ret_from_fork+0x3a/0x50
<4>[  340.053706] Code: b8 a5 00 00 89 f5 31 f6 48 89 df e8 aa 75 26 d0 49 8b
84 24 40 a6 00 00 48 85 c0 74 7d 48 8b 80 48 ff ff ff 48 c7 c6 ff ff ff ff <48>
63 90 e0 05 00 00 b8 01 00 00 00 8d 0c d5 00 00 00 00 48 d3 
<1>[  340.053771] RIP: intel_psr_flush+0x61/0x150 [i915] RSP: ffffab8f00537dd0
<4>[  340.053773] CR2: 00000000000005e0
<4>[  340.053775] ---[ end trace cc8235f3734af51b ]---

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