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<base href="https://bugs.freedesktop.org/">
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<body><table border="1" cellspacing="0" cellpadding="8">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [CI] igt@perf_pmu@busy-double-start-bcs0 - Incomplete: watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [perf_pmu:1609]"
href="https://bugs.freedesktop.org/show_bug.cgi?id=104697">104697</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[CI] igt@perf_pmu@busy-double-start-bcs0 - Incomplete: watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [perf_pmu:1609]
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>DRI git
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>marta.lofstedt@intel.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
<p>
<div>
<pre><a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3645/shard-apl4/igt@perf_pmu@busy-double-start-bcs0.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3645/shard-apl4/igt@perf_pmu@busy-double-start-bcs0.html</a>
>From pstore:
<0>[ 128.657708] watchdog: BUG: soft lockup - CPU#1 stuck for 22s!
[perf_pmu:1609]
<4>[ 128.657748] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek
snd_hda_codec_generic x86_pkg_temp_thermal coretemp crct10dif_pclmul i915
crc32_pclmul ghash_clmulni_intel snd_hda_intel snd_hda_codec lpc_ich snd_hwdep
snd_hda_core r8169 snd_pcm mii mei_me mei prime_numbers pinctrl_broxton
pinctrl_intel
<4>[ 128.657820] irq event stamp: 289026
<4>[ 128.657830] hardirqs last enabled at (289025): [<00000000ff02e880>]
restore_regs_and_return_to_kernel+0x0/0x1f
<4>[ 128.657835] hardirqs last disabled at (289026): [<00000000a33c5663>]
apic_timer_interrupt+0x9a/0xb0
<4>[ 128.657839] softirqs last enabled at (289024): [<00000000ecbdbd47>]
__do_softirq+0x3a1/0x4aa
<4>[ 128.657845] softirqs last disabled at (289017): [<00000000da21e243>]
irq_exit+0xa4/0xb0
<4>[ 128.657850] CPU: 1 PID: 1609 Comm: perf_pmu Tainted: G U
4.15.0-rc8-CI-CI_DRM_3645+ #1
<4>[ 128.657853] Hardware name: /NUC6CAYB, BIOS
AYAPLCEL.86A.0040.2017.0619.1722 06/19/2017
<4>[ 128.657859] RIP: 0010:smp_call_function_single+0x93/0x120
<4>[ 128.657862] RSP: 0018:ffffc90000437da0 EFLAGS: 00000202 ORIG_RAX:
ffffffffffffff11
<4>[ 128.657869] RAX: 0000000000000003 RBX: 0000000000000000 RCX:
0000000000000006
<4>[ 128.657872] RDX: 0000000000000001 RSI: ffffffff82108511 RDI:
ffffffff820b9866
<4>[ 128.657875] RBP: ffffc90000437df0 R08: 0000000000000000 R09:
0000000000000001
<4>[ 128.657878] R10: 0000000000000000 R11: 0000000000000000 R12:
ffffffff81160ac0
<4>[ 128.657881] R13: ffffc90000437e18 R14: 0000000000000001 R15:
0000000000000005
<4>[ 128.657885] FS: 00007ff11e7dfa40(0000) GS:ffff88027fc80000(0000)
knlGS:0000000000000000
<4>[ 128.657888] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 128.657892] CR2: 00007ff11e8aa000 CR3: 000000026adb0000 CR4:
00000000003406e0
<4>[ 128.657895] Call Trace:
<4>[ 128.657903] ? perf_duration_warn+0x40/0x40
<4>[ 128.657912] ? perf_install_in_context+0x132/0x140
<4>[ 128.657917] perf_install_in_context+0x132/0x140
<4>[ 128.657922] ? __perf_event_enable+0x1c0/0x1c0
<4>[ 128.657930] SyS_perf_event_open+0x779/0x11d0
<4>[ 128.657952] entry_SYSCALL_64_fastpath+0x22/0x8f
<4>[ 128.657956] RIP: 0033:0x7ff11c9e29f9
<4>[ 128.657959] RSP: 002b:00007ffd261d6778 EFLAGS: 00000246
<4>[ 128.657975] Code: 01 73 07 9c 58 f6 c4 02 74 53 45 85 f6 74 5f 48 8d 75
b0 89 df 4c 89 e9 4c 89 e2 e8 98 fe ff ff 89 c3 8b 45 c8 a8 01 74 0a f3 90 <8b>
55 c8 83 e2 01 75 f6 bf 01 00 00 00 e8 db c3 f8 ff 65 8b 05
<0>[ 128.658157] Kernel panic - not syncing: softlockup: hung tasks
<4>[ 128.658185] CPU: 1 PID: 1609 Comm: perf_pmu Tainted: G U L
4.15.0-rc8-CI-CI_DRM_3645+ #1
<4>[ 128.658222] Hardware name: /NUC6CAYB, BIOS
AYAPLCEL.86A.0040.2017.0619.1722 06/19/2017
<4>[ 128.658261] Call Trace:
<4>[ 128.658275] <IRQ>
<4>[ 128.658288] dump_stack+0x5f/0x86
<4>[ 128.658307] panic+0xcf/0x20d
<4>[ 128.658333] watchdog_timer_fn+0x278/0x280
<4>[ 128.658356] ? watchdog+0x30/0x30
<4>[ 128.658374] __hrtimer_run_queues+0xdf/0x4d0
<4>[ 128.658401] hrtimer_interrupt+0xb6/0x220
<4>[ 128.658424] ? perf_duration_warn+0x40/0x40
<4>[ 128.658446] smp_apic_timer_interrupt+0x6f/0x2d0
<4>[ 128.658469] apic_timer_interrupt+0x9f/0xb0
<4>[ 128.658490] </IRQ>
<4>[ 128.658503] RIP: 0010:smp_call_function_single+0x93/0x120
<4>[ 128.658526] RSP: 0018:ffffc90000437da0 EFLAGS: 00000202 ORIG_RAX:
ffffffffffffff11
<4>[ 128.658562] RAX: 0000000000000003 RBX: 0000000000000000 RCX:
0000000000000006
<4>[ 128.658592] RDX: 0000000000000001 RSI: ffffffff82108511 RDI:
ffffffff820b9866
<4>[ 128.658622] RBP: ffffc90000437df0 R08: 0000000000000000 R09:
0000000000000001
<4>[ 128.658652] R10: 0000000000000000 R11: 0000000000000000 R12:
ffffffff81160ac0
<4>[ 128.658682] R13: ffffc90000437e18 R14: 0000000000000001 R15:
0000000000000005
<4>[ 128.658714] ? perf_duration_warn+0x40/0x40
<4>[ 128.658744] ? perf_duration_warn+0x40/0x40
<4>[ 128.658770] ? perf_install_in_context+0x132/0x140
<4>[ 128.658793] perf_install_in_context+0x132/0x140
<4>[ 128.658816] ? __perf_event_enable+0x1c0/0x1c0
<4>[ 128.658841] SyS_perf_event_open+0x779/0x11d0
<4>[ 128.658879] entry_SYSCALL_64_fastpath+0x22/0x8f
<4>[ 128.658901] RIP: 0033:0x7ff11c9e29f9
<4>[ 128.658918] RSP: 002b:00007ffd261d6778 EFLAGS: 00000246
<0>[ 129.779249] Shutting down cpus with NMI
<0>[ 129.779300] Dumping ftrace buffer:
<0>[ 129.779446] ---------------------------------
<0>[ 129.779557] modprobe-276 2..s1 4830458us :
execlists_submission_tasklet: rcs0 in[0]: ctx=2.1, seqno=1</pre>
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