kern/141653: Panic in ata?

Tim Bishop tim at
Tue Dec 15 12:20:02 PST 2009

>Number:         141653
>Category:       kern
>Synopsis:       Panic in ata?
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Tue Dec 15 20:20:01 UTC 2009
>Originator:     Tim Bishop
>Release:        FreeBSD 8.0-STABLE i386
System: FreeBSD 8.0-STABLE FreeBSD 8.0-STABLE #38: Mon Dec 14 09:37:54 GMT 2009 tdb at i386

	As uname above, built from sources within an hour of that time stamp.

	Using ZFS root file system with GPT.

--- aberfal.panic begins here ---
Tracing pid 12 tid 100019 td 0x872a7900
kdb_enter(80867137,80867137,8083dc3a,86f86b48,0,...) at kdb_enter+0x3a
panic(8083dc3a,87c7d000,8084f496,cd,8710db8c,...) at panic+0x136
ata_start(873cfa00,0,8084f496,65,8710db8c,...) at ata_start+0x172
ata_queue_request(87c7d000,87c7d00c,10,8083e457,8722a770,...) at ata_queue_request+0x4f3
ata_completed(87c7d000,0,8084f26e,72,8710db8c,...) at ata_completed+0x3d5
ata_queue_request(87c7d000,87c7d00c,10,51,8086ba09,...) at ata_queue_request+0x588
ata_completed(87c7d000,1,8086ba09,51,87229a58,...) at ata_completed+0x3d5
taskqueue_run(87229a40,86f86cc8,805b8b75,0,86f86cc8,...) at taskqueue_run+0x103
taskqueue_swi_run(0,86f86cc8,805d0504,80903680,872a68b8,...) at taskqueue_swi_run+0x13
intr_event_execute_handlers(871537f8,872a6880,80862848,4fc,872a68f0,...) at intr_event_execute_handlers+0x125
ithread_loop(87152c10,86f86d38,808625bc,343,871537f8,...) at ithread_loop+0x9f
fork_exit(805b9740,87152c10,86f86d38) at fork_exit+0xb8
fork_trampoline() at fork_trampoline+0x8
--- trap 0, eip = 0, esp = 0x86f86d70, ebp = 0 ---
--- aberfal.panic ends here ---

	That was obtained using the online debugger. No dump, not
	supported on ZFS?




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