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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#c5">Comment # 5</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:kevin@potatofrom.space" title="kevin@potatofrom.space">kevin@potatofrom.space</a>
</span></b>
<pre>Created <span class=""><a href="attachment.cgi?id=130945" name="attach_130945" title="journalctl -kb of CTXSW_TIMEOUT on 4.10.10">attachment 130945</a> <a href="attachment.cgi?id=130945&action=edit" title="journalctl -kb of CTXSW_TIMEOUT on 4.10.10">[details]</a></span>
journalctl -kb of CTXSW_TIMEOUT on 4.10.10
Can reproduce on Linux 4.10.10 as well. Along with the initial CTXSW_TIMEOUT,
it seems to hang a few kernel tasks relating to atomic commits.
Relevant(?) snippet:
Apr 20 10:06:03 jenny kernel: nouveau 0000:02:00.0: gr: TRAP ch 3 [007f7c2000
X[3611]]
Apr 20 10:06:03 jenny kernel: nouveau 0000:02:00.0: gr: GPC1/TPC0/MP trap:
global 00000004 [MULTIPLE_WARP_ERRORS] warp 3e000d [OOR_REG]
Apr 20 10:06:03 jenny kernel: nouveau 0000:02:00.0: gr: GPC2/TPC0/MP trap:
global 00000004 [MULTIPLE_WARP_ERRORS] warp 3e000d [OOR_REG]
Apr 20 10:06:03 jenny kernel: nouveau 0000:02:00.0: gr: TRAP ch 3 [007f7c2000
X[3611]]
Apr 20 10:06:03 jenny kernel: nouveau 0000:02:00.0: gr: GPC1/TPC0/MP trap:
global 00000004 [MULTIPLE_WARP_ERRORS] warp 3f000d [OOR_REG]
Apr 20 10:06:03 jenny kernel: nouveau 0000:02:00.0: gr: GPC1/TPC1/MP trap:
global 00000004 [MULTIPLE_WARP_ERRORS] warp 3f000d [OOR_REG]
Apr 20 10:06:03 jenny kernel: nouveau 0000:02:00.0: gr: GPC2/TPC0/MP trap:
global 00000004 [MULTIPLE_WARP_ERRORS] warp 3f000d [OOR_REG]
Apr 20 10:06:03 jenny kernel: nouveau 0000:02:00.0: gr: GPC3/TPC0/MP trap:
global 00000004 [MULTIPLE_WARP_ERRORS] warp 3f000d [OOR_REG]
Apr 20 10:06:03 jenny kernel: nouveau 0000:02:00.0: gr: GPC3/TPC1/MP trap:
global 00000004 [MULTIPLE_WARP_ERRORS] warp 3d000d [OOR_REG]
Apr 20 10:06:07 jenny kernel: nouveau 0000:02:00.0: fifo: SCHED_ERROR 0a
[CTXSW_TIMEOUT]
Apr 20 10:06:07 jenny kernel: nouveau 0000:02:00.0: fifo: gr engine fault on
channel 6, recovering...
Apr 20 10:06:18 jenny kernel: nouveau 0000:02:00.0: X[3611]: nv50cal_space: -16
Apr 20 10:06:18 jenny kernel: nouveau 0000:02:00.0: X[3611]: nv50cal_space: -16
Apr 20 10:06:19 jenny kernel: nouveau 0000:02:00.0: X[3611]: nv50cal_space: -16
Apr 20 10:06:19 jenny kernel: nouveau 0000:02:00.0: X[3611]: nv50cal_space: -16
Apr 20 10:06:19 jenny kernel: nouveau 0000:02:00.0: X[3611]: nv50cal_space: -16
Apr 20 10:06:20 jenny kernel: nouveau 0000:02:00.0: X[3611]: nv50cal_space: -16
Apr 20 10:06:20 jenny kernel: nouveau 0000:02:00.0: X[3611]: nv50cal_space: -16
Apr 20 10:06:20 jenny kernel: nouveau 0000:02:00.0: X[3611]: nv50cal_space: -16
Apr 20 10:06:21 jenny kernel: nouveau 0000:02:00.0: X[3611]: nv50cal_space: -16
...</pre>
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