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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Nouveau system freeze fifo: SCHED_ERROR 0a [CTXSW_TIMEOUT]"
href="https://bugs.freedesktop.org/show_bug.cgi?id=100567#c36">Comment # 36</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Nouveau system freeze fifo: SCHED_ERROR 0a [CTXSW_TIMEOUT]"
href="https://bugs.freedesktop.org/show_bug.cgi?id=100567">bug 100567</a>
from <span class="vcard"><a class="email" href="mailto:hgcoin@gmail.com" title="Harry Coin <hgcoin@gmail.com>"> <span class="fn">Harry Coin</span></a>
</span></b>
<pre>And here's another hard lock from this morning. Much shorter syslog trace
$ uname -a
Linux ceo1homenx 5.2.0-8-generic #9-Ubuntu SMP Mon Jul 8 13:07:27 UTC 2019
x86_64 x86_64 x86_64 GNU/Linux
Jul 21 09:39:02 ceo1homenx systemd[1]: phpsessionclean.service: Succeeded.
Jul 21 09:39:02 ceo1homenx systemd[1]: Started Clean php session files.
Jul 21 09:45:02 ceo1homenx CRON[27199]: (root) CMD (command -v debian-sa1 >
/dev/null && debian-sa1 1 1)
Jul 21 09:45:20 ceo1homenx kernel: [89849.919490] nouveau 0000:01:00.0: fifo:
SCHED_ERROR 0a [CTXSW_TIMEOUT]
Jul 21 09:45:20 ceo1homenx kernel: [89849.919500] nouveau 0000:01:00.0: fifo:
runlist 0: scheduled for recovery
Jul 21 09:45:20 ceo1homenx kernel: [89849.919506] nouveau 0000:01:00.0: fifo:
channel 8: killed
Jul 21 09:45:20 ceo1homenx kernel: [89849.919511] nouveau 0000:01:00.0: fifo:
engine 0: scheduled for recovery
Jul 21 09:45:20 ceo1homenx kernel: [89849.919815] nouveau 0000:01:00.0:
Xorg[1546]: channel 8 killed!
-- hard lock -- No numlock/capslock, system power button ineffective only
power-cycle works to restore operations.</pre>
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