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<b><a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED - [CI] igt@* - incomplete - irq/124-mei_me - Call Trace: <4>[ 56.184872] mei_irq_read_handler+0x26d/0x650 [mei]"
href="https://bugs.freedesktop.org/show_bug.cgi?id=105524#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED - [CI] igt@* - incomplete - irq/124-mei_me - Call Trace: <4>[ 56.184872] mei_irq_read_handler+0x26d/0x650 [mei]"
href="https://bugs.freedesktop.org/show_bug.cgi?id=105524">bug 105524</a>
from <span class="vcard"><a class="email" href="mailto:marta.lofstedt@intel.com" title="Marta Löfstedt <marta.lofstedt@intel.com>"> <span class="fn">Marta Löfstedt</span></a>
</span></b>
<pre><a href="https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_21/fi-skl-6700k2/igt@kms_vblank@pipe-c-ts-continuation-dpms-suspend.html">https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_21/fi-skl-6700k2/igt@kms_vblank@pipe-c-ts-continuation-dpms-suspend.html</a>
pstore:
<4>[ 266.280526] Modules linked in: vgem snd_hda_codec_hdmi
snd_hda_codec_realtek snd_hda_codec_generic i915 x86_pkg_temp_thermal
intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul snd_hda_intel
ghash_clmulni_intel snd_hda_codec e1000e snd_hwdep snd_hda_core snd_pcm mei_me
mei prime_numbers
<4>[ 266.280542] CPU: 6 PID: 4144 Comm: irq/130-mei_me Tainted: G U
4.16.0-rc7-ga0e39233b887-drmtip_21+ #1
<4>[ 266.280544] Hardware name: System manufacturer System Product Name/Z170
PRO GAMING, BIOS 0802 09/02/2015
<4>[ 266.280548] RIP: 0010:mei_hbm_dispatch+0x17e/0xc10 [mei]
<4>[ 266.280549] RSP: 0018:ffffb75740dc7d98 EFLAGS: 00010297
<4>[ 266.280551] RAX: 0000000000000000 RBX: ffff9971440e5d40 RCX:
0000000000000003
<4>[ 266.280552] RDX: ffffb75740189004 RSI: ffffb75740189004 RDI:
000000008014140c
<4>[ 266.280553] RBP: ffff9971440e60f8 R08: ffff99713f03b0f8 R09:
000000005e09e028
<4>[ 266.280554] R10: ffffb75740dc7e20 R11: 0000000000000001 R12:
ffffb75740dc7e30
<4>[ 266.280555] R13: ffff9971440e62f8 R14: ffff9971440e5d40 R15:
ffffffffac0f9e60
<4>[ 266.280556] FS: 0000000000000000(0000) GS:ffff997155d80000(0000)
knlGS:0000000000000000
<4>[ 266.280557] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 266.280558] CR2: 000055d7d568cd40 CR3: 000000004c210006 CR4:
00000000003606e0
<4>[ 266.280559] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
<4>[ 266.280560] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
<4>[ 266.280561] Call Trace:
<4>[ 266.280566] mei_irq_read_handler+0x26d/0x650 [mei]
<4>[ 266.280570] ? rcu_read_lock_sched_held+0x6f/0x80
<4>[ 266.280573] ? irq_thread+0x90/0x1e0
<4>[ 266.280576] mei_me_irq_thread_handler+0x3e8/0xa70 [mei_me]
<4>[ 266.280579] ? irq_thread+0xc5/0x1e0
<4>[ 266.280581] ? irq_thread+0x90/0x1e0
<4>[ 266.280583] irq_thread_fn+0x16/0x40
<4>[ 266.280585] irq_thread+0x172/0x1e0
<4>[ 266.280587] ? irq_forced_thread_fn+0x60/0x60
<4>[ 266.280590] ? wake_threads_waitq+0x30/0x30
<4>[ 266.280593] kthread+0xfb/0x130
<4>[ 266.280595] ? irq_thread_dtor+0x90/0x90
<4>[ 266.280597] ? _kthread_create_on_node+0x60/0x60
<4>[ 266.280601] ret_from_fork+0x3a/0x50
<4>[ 266.280605] Code: 8b 3b be 01 00 00 00 e8 11 df 24 ec 31 c0 e9 ef fe ff
ff 3c 8a 0f 84 39 03 00 00 3c 90 0f 84 7c 01 00 00 3c 87 0f 84 fb 03 00 00 <0f>
0b 3c 03 0f 84 ba 00 00 00 3c 07 75 f2 0f 1f 44 00 00 48 8b
<1>[ 266.280649] RIP: mei_hbm_dispatch+0x17e/0xc10 [mei] RSP: ffffb75740dc7d98
<4>[ 266.280664] ---[ end trace 9faad50c8ef83572 ]---
<5>[ 266.286016] sd 0:0:0:0: [sda] Synchronizing SCSI cache
<5>[ 266.293372] sd 0:0:0:0: [sda] Stopping disk
<4>[ 267.576854] sched: RT throttling activated
<1>[ 268.467906] BUG: unable to handle kernel NULL pointer dereference at
0000000000000006
<1>[ 268.467917] IP: 0x6
<6>[ 268.467919] PGD 0 P4D 0
<4>[ 268.467928] Oops: 0010 [#2] PREEMPT SMP PTI
<0>[ 268.467933] Dumping ftrace buffer:
<0>[ 268.467940] (ftrace buffer empty)
<4>[ 268.467943] Modules linked in: vgem snd_hda_codec_hdmi
snd_hda_codec_realtek snd_hda_codec_generic i915 x86_pkg_temp_thermal
intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul snd_hda_intel
ghash_clmulni_intel snd_hda_codec e1000e snd_hwdep snd_hda_core snd_pcm mei_me
mei prime_numbers
<4>[ 268.467990] CPU: 6 PID: 4144 Comm: irq/130-mei_me Tainted: G UD
4.16.0-rc7-ga0e39233b887-drmtip_21+ #1
<4>[ 268.467993] Hardware name: System manufacturer System Product Name/Z170
PRO GAMING, BIOS 0802 09/02/2015
<4>[ 268.467996] RIP: 0010:0x6
<4>[ 268.468000] RSP: 0018:ffffb75740dc7e98 EFLAGS: 00010282
<4>[ 268.468005] RAX: ffffb75740dc7ec8 RBX: ffff99713f03afd8 RCX:
0000000000000001
<4>[ 268.468008] RDX: 0000000080000001 RSI: 0000000000000001 RDI:
ffffb75740dc7ec8
<4>[ 268.468011] RBP: 0000000000000001 R08: 0000000000000000 R09:
0000000000000000
<4>[ 268.468013] R10: 0000000000000000 R11: ffff99713f03a840 R12:
ffff99713f03a840
<4>[ 268.468016] R13: ffffffffad05d735 R14: ffff99713f03b038 R15:
0000000000000000
<4>[ 268.468020] FS: 0000000000000000(0000) GS:ffff997155d80000(0000)
knlGS:0000000000000000
<4>[ 268.468023] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 268.468026] CR2: 0000000000000006 CR3: 000000004c210006 CR4:
00000000003606e0
<4>[ 268.468028] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
<4>[ 268.468031] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
<4>[ 268.468033] Call Trace:
<4>[ 268.468042] ? task_work_run+0x88/0xb0
<4>[ 268.468050] ? do_exit+0x314/0xd30
<4>[ 268.468058] ? kthread+0xfb/0x130
<4>[ 268.468067] ? rewind_stack_do_exit+0x17/0x20
<4>[ 268.468078] Code: Bad RIP value.
<1>[ 268.468091] RIP: 0x6 RSP: ffffb75740dc7e98
<4>[ 268.468093] CR2: 0000000000000006</pre>
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