igt@kms_frontbuffer_tracking@basic - incomplete - RIP: 0010:drm_clflush_page

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_10765/bat-dg1-6/igt@kms_frontbuffer_tracking@basic.html#dmesg-warnings133

<4> [237.431323] general protection fault, probably for non-canonical address 0x5088000001000: 0000 [#1] PREEMPT SMP NOPTI
<4> [237.431326] CPU: 2 PID: 5220 Comm: kworker/u12:21 Not tainted 5.15.0-rc6-CI-CI_DRM_10765+ #1
<4> [237.431328] Hardware name: Gigabyte Technology Co., Ltd. GB-Z390 Garuda/GB-Z390 Garuda-CF, BIOS IG1c 11/19/2019
<4> [237.431329] Workqueue: events_unbound fence_work [i915]
<4> [237.431390] RIP: 0010:drm_clflush_page+0x54/0xa0
<4> [237.431394] Code: 01 48 b9 00 00 00 00 00 16 00 00 31 d2 48 b8 00 00 00 00 80 88 ff ff 48 01 d9 48 c1 f9 06 48 c1 e1 0c 48 01 c1 89 d0 48 01 c8 <66> 0f ae 38 01 ea 81 fa ff 0f 00 00 76 ed 65 48 8b 04 25 80 6f 01
<4> [237.431395] RSP: 0018:ffffc9000118fe00 EFLAGS: 00010206
<4> [237.431397] RAX: 0005088000001000 RBX: 0000000000000040 RCX: 0005088000001000
<4> [237.431398] RDX: 0000000000000000 RSI: ffff88810fa1c428 RDI: ffffffff816f567b
<4> [237.431399] RBP: 0000000000000040 R08: 0000000000000001 R09: 00000000fffffffe
<4> [237.431400] R10: 0000000000000001 R11: 000000009b75d43c R12: ffff88810007a800
<4> [237.431401] R13: ffff8881000a0200 R14: 0000000000000000 R15: ffff8881000a0205
<4> [237.431402] FS:  0000000000000000(0000) GS:ffff8884ad700000(0000) knlGS:0000000000000000
<4> [237.431403] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [237.431404] CR2: 00007f4bd1c17c48 CR3: 0000000006612003 CR4: 00000000003706e0
<4> [237.431405] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
<4> [237.431406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
<4> [237.431407] Call Trace:
<4> [237.431409]  drm_clflush_sg+0x42/0x90
<4> [237.431411]  __do_clflush+0x24/0xa0 [i915]
<4> [237.431475]  fence_work+0x1c/0x5c [i915]
<4> [237.431522]  process_one_work+0x278/0x5d0
<4> [237.431526]  worker_thread+0x37/0x390
<4> [237.431528]  ? process_one_work+0x5d0/0x5d0
<4> [237.431529]  kthread+0x13d/0x170
<4> [237.431531]  ? set_kthread_struct+0x40/0x40
<4> [237.431532]  ret_from_fork+0x22/0x30
<4> [237.431535] Modules linked in: vgem btusb btrtl btbcm btintel bluetooth ecdh_generic ecc mei_hdcp i915 snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio x86_pkg_temp_thermal coretemp crct10dif_pclmul crc32_pclmul snd_hda_intel snd_intel_dspcfg ghash_clmulni_intel snd_hda_codec snd_hwdep snd_hda_core e1000e snd_pcm ttm prime_numbers atlantic ptp mei_me pps_core mei
<4> [237.431551] ---[ end trace 477fc35bc22b9d8c ]---
<4> [237.479992] general protection fault, probably for non-canonical address 0x5088000001000: 0000 [#2] PREEMPT SMP NOPTI
<4> [237.479995] CPU: 3 PID: 5244 Comm: kworker/u12:45 Tainted: G      D           5.15.0-rc6-CI-CI_DRM_10765+ #1
<4> [237.479997] Hardware name: Gigabyte Technology Co., Ltd. GB-Z390 Garuda/GB-Z390 Garuda-CF, BIOS IG1c 11/19/2019
<4> [237.479998] Workqueue: events_unbound fence_work [i915]
<4> [237.480058] RIP: 0010:drm_clflush_page+0x54/0xa0
<4> [237.480061] Code: 01 48 b9 00 00 00 00 00 16 00 00 31 d2 48 b8 00 00 00 00 80 88 ff ff 48 01 d9 48 c1 f9 06 48 c1 e1 0c 48 01 c1 89 d0 48 01 c8 <66> 0f ae 38 01 ea 81 fa ff 0f 00 00 76 ed 65 48 8b 04 25 80 6f 01
<4> [237.480063] RSP: 0018:ffffc900019dfe00 EFLAGS: 00010206
<4> [237.480064] RAX: 0005088000001000 RBX: 0000000000000040 RCX: 0005088000001000
<4> [237.480065] RDX: 0000000000000000 RSI: ffff888118be0100 RDI: ffffffff816f567b
<4> [237.480067] RBP: 0000000000000040 R08: 0000000000000001 R09: 0000000000000000
<4> [237.480068] R10: 8080808080808080 R11: 0000000000000010 R12: ffff88810007a800
<4> [237.480069] R13: ffff8881000a0200 R14: 0000000000000000 R15: ffff8881000a0205
<4> [237.480070] FS:  0000000000000000(0000) GS:ffff8884ad780000(0000) knlGS:0000000000000000
<4> [237.480071] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [237.480072] CR2: 00007f4bd2e168f8 CR3: 0000000006612001 CR4: 00000000003706e0
<4> [237.480073] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
<4> [237.480074] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
<4> [237.480075] Call Trace:
<4> [237.480077]  drm_clflush_sg+0x42/0x90
<4> [237.480079]  __do_clflush+0x24/0xa0 [i915]
<4> [237.480144]  fence_work+0x1c/0x5c [i915]
<4> [237.480192]  process_one_work+0x278/0x5d0
<4> [237.480195]  worker_thread+0x37/0x390
<4> [237.480197]  ? process_one_work+0x5d0/0x5d0
<4> [237.480199]  kthread+0x13d/0x170
<4> [237.480200]  ? set_kthread_struct+0x40/0x40
<4> [237.480202]  ret_from_fork+0x22/0x30
<4> [237.480205] Modules linked in: vgem btusb btrtl btbcm btintel bluetooth ecdh_generic ecc mei_hdcp i915 snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio x86_pkg_temp_thermal coretemp crct10dif_pclmul crc32_pclmul snd_hda_intel snd_intel_dspcfg ghash_clmulni_intel snd_hda_codec snd_hwdep snd_hda_core e1000e snd_pcm ttm prime_numbers atlantic ptp mei_me pps_core mei
<4> [237.480220] ---[ end trace 477fc35bc22b9d8d ]---