Openmoko Bug #2258: xf86-video-glamo: task mmcqd:572 blocked for more than 120 seconds.
Openmoko Public Trac
bugs at docs.openmoko.org
Thu Mar 12 15:38:19 CET 2009
#2258: xf86-video-glamo: task mmcqd:572 blocked for more than 120 seconds.
-----------------------------+----------------------------------------------
Reporter: lindi | Owner: openmoko-kernel
Type: defect | Status: new
Priority: normal | Milestone:
Component: System Software | Version: unspecified
Severity: normal | Keywords:
Haspatch: 0 | Blockedby:
Estimated: | Patchreview:
Blocking: | Reproducible:
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1) With xf86-video-glamo 703acea13 I sometimes see crashes like
{{{
[124038.660000] INFO: task mmcqd:572 blocked for more than 120 seconds.
[124038.665000] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs"
disables this message.
[124038.670000] mmcqd D c03bde28 0 572 2
[124038.680000] [<c03bda0c>] (schedule+0x0/0x498) from [<c03be0bc>]
(schedule_timeout+0x24/0xb8)
[124038.690000] [<c03be098>] (schedule_timeout+0x0/0xb8) from [<c03bd888>]
(wait_for_common+0xe0/0x17c)
[124038.700000] r7:7fffffff r6:c7081e5c r5:00000000 r4:00000000
[124038.710000] [<c03bd7a8>] (wait_for_common+0x0/0x17c) from [<c03bd9b4>]
(wait_for_completion+0x18/0x1c)
[124038.720000] [<c03bd99c>] (wait_for_completion+0x0/0x1c) from
[<c0296c70>] (mmc_wait_for_req+0x90/0x9c)
[124038.730000] [<c0296be0>] (mmc_wait_for_req+0x0/0x9c) from [<c029d794>]
(mmc_blk_issue_rq+0x138/0x330)
[124038.740000] r7:c708eec0 r6:c708c400 r5:c7b3264c r4:c7b3264c
[124038.750000] [<c029d65c>] (mmc_blk_issue_rq+0x0/0x330) from
[<c029e054>] (mmc_queue_thread+0xe4/0xe8)
[124038.755000] [<c029df70>] (mmc_queue_thread+0x0/0xe8) from [<c006d20c>]
(kthread+0x64/0x98)
[124038.765000] [<c006d1a8>] (kthread+0x0/0x98) from [<c005a914>]
(do_exit+0x0/0x308)
[124038.770000] r6:00000000 r5:00000000 r4:00000000
[124038.775000] no locks held by mmcqd/572.
[124038.780000] Kernel panic - not syncing: softlockup: blocked tasks
[124038.790000] Dumping ftrace buffer:
[124038.790000] (ftrace buffer empty)
[124038.795000] Rebooting in 10 seconds..arch_reset: attempting watchdog
reset
}}}
2) kernel is from andy-tracking c1b03e4da
3) X is from debian experimental, xserver-xorg-core 2:1.5.99.902-1
4) xf86-video-glamo is 703acea13
--
Ticket URL: <https://docs.openmoko.org/trac/ticket/2258>
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