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Date: Fri, 25 Apr 2008 05:50:04 GMT
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To: freebsd-net@FreeBSD.org
From: Kris Kennaway <kris@FreeBSD.org>
Cc: 
Subject: Re: misc/123066: kernel trap with ipsec
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The following reply was made to PR kern/123066; it has been noted by GNATS.

From: Kris Kennaway <kris@FreeBSD.org>
To: Mihail <msaf1980@rambler.ru>
Cc: freebsd-gnats-submit@FreeBSD.org
Subject: Re: misc/123066: kernel trap with ipsec
Date: Fri, 25 Apr 2008 05:46:54 +0000

 On Fri, Apr 25, 2008 at 04:13:40AM +0000, Mihail wrote:
 
 > (kgdb) backtrace
 > #0  doadump () at pcpu.h:195
 > #1  0xc075df57 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:409
 > #2  0xc075e219 in panic (fmt=Variable "fmt" is not available.
 > ) at /usr/src/sys/kern/kern_shutdown.c:563
 > #3  0xc0a9766c in trap_fatal (frame=0xc884e934, eva=3621180904)
 >     at /usr/src/sys/i386/i386/trap.c:899
 > #4  0xc0a978f0 in trap_pfault (frame=0xc884e934, usermode=0, eva=3621180904)
 >     at /usr/src/sys/i386/i386/trap.c:812
 > #5  0xc0a9829c in trap (frame=0xc884e934) at /usr/src/sys/i386/i386/trap.c:490
 > #6  0xc0a7e21b in calltrap () at /usr/src/sys/i386/i386/exception.s:139
 > #7  0xc0a952f6 in generic_bcopy () at /usr/src/sys/i386/i386/support.s:498
 > Previous frame inner to this frame (corrupt stack?)
 
 Unfortunately we need the rest of the stack.  Can you either try to
 reproduce with DDB in the kernel and obtain a stack trace from there,
 or if this is not possible then try recompiling the kernel with -O
 instead of -O2 which tends to produce better stack traces.
 
 Kris