kris at obsecurity.org
Sat Apr 29 05:40:14 UTC 2006
On Sat, Apr 29, 2006 at 01:03:12AM -0400, Steve Douville wrote:
> My server is rebooting frequently throughout the day. No apparent rhyme or 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 ()
> It seems that pretty much every time I've traced the dump, it's always the turnstile_setowner that causes the panic. Or am I reading this wrong?
> Any thoughts or further debugging tips would be appreciated.
> freebsd-questions at freebsd.org mailing list
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