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Date:      Sat, 29 Apr 2006 01:39:50 -0400
From:      Kris Kennaway <kris@obsecurity.org>
To:        Steve Douville <fbsd@douville.net>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: Kernel Panic
Message-ID:  <20060429053950.GA24299@xor.obsecurity.org>
In-Reply-To: <03ad01c66b4a$374b9510$d701a8c0@sdouvilnonq1>
References:  <03ad01c66b4a$374b9510$d701a8c0@sdouvilnonq1>

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On Sat, Apr 29, 2006 at 01:03:12AM -0400, Steve Douville wrote:
> My server is rebooting frequently throughout the day. No apparent rhyme o=
r reason, different applications can cause it. The following is what I get =
from one of the backtraces.

a) You're not using the kernel.debug, and b) it's not a sensible
backtrace.  Perhaps it's a side-effect of a) (i.e. you're not running
kgdb against the same kernel that panicked).

> (kgdb) backtrace
> #0  0xc055c5e2 in doadump ()
> #1  0xc055cb82 in boot ()
> #2  0xc055ce18 in panic ()
> #3  0xc068502c in trap_fatal ()
> #4  0xc06847d5 in trap ()
> #5  0xc0674baa in calltrap ()
> #6  0xc26d0018 in ?? ()
> #7  0xef230010 in ?? ()
> #8  0xef230010 in ?? ()
> #9  0x00000002 in ?? ()
> #10 0xc2b7b300 in ?? ()
> #11 0xef23c900 in ?? ()
> #12 0xef23c8e8 in ?? ()
> #13 0xc2837440 in ?? ()
> #14 0xc2837440 in ?? ()
> #15 0x00000000 in ?? ()
> #16 0xc2b7b320 in ?? ()
> #17 0x0000000c in ?? ()
> #18 0x00000000 in ?? ()
> #19 0xc057a8f9 in turnstile_setowner ()
> #20 0xc057abbb in turnstile_wait ()
> #21 0xc0554565 in _mtx_lock_sleep ()
> #22 0xc05543dc in _mtx_lock_flags ()
>=20
> It seems that pretty much every time I've traced the dump, it's always th=
e turnstile_setowner that causes the panic. Or am I reading this wrong?
>=20
> Any thoughts or further debugging tips would be appreciated.=20
>=20
> TIA,
> Steve
> _______________________________________________
> freebsd-questions@freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-questions
> To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.o=
rg"
>=20

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