misc/123066: kernel trap with ipsec

[misha saf]

The following reply was made to PR kern/123066; it has been noted by GNATS.

From: misha saf <msaf1980 at rambler.ru>
To: Kris Kennaway <kris at FreeBSD.org>
Cc: <freebsd-gnats-submit at FreeBSD.org>
Subject: Re: misc/123066: kernel trap with ipsec
Date: Fri, 25 Apr 2008 10:59:33 +0400

 * Kris Kennaway <kris at FreeBSD.org> [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
 >
 
 (kgdb) info registers
 eax            0x15e6c9c0       367446464
 ecx            0x1      1
 edx            0xfbc    4028
 ebx            0x4      4
 esp            0xc1c8c300       0xc1c8c300
 ebp            0xc884e9d8       0xc884e9d8
 esi            0xc1f00c28       -1041232856
 edi            0xd7d6d5e8       -673786392
 eip            0xc0a952f6       0xc0a952f6
 eflags         0x10202  66050
 cs             0x20     32
 ss             0xc1f00c00       -1041232896
 ds             0x28     40
 es             0x28     40
 fs             0x8      8
 gs             0x0      0
 
 (kgdb) x/12xw 0xc1c8c300
 0xc1c8c300:     0xcfcecdcc      0xd3d2d1d0      0xd7d6d5d4 
 0x00000024
 0xc1c8c310:     0xdfdedddc      0xe3e2e1e0      0xe7e6e5e4 
 0xebeae9e8
 0xc1c8c320:     0xefeeedfc      0xf3f2f1f0      0xf7f6f5f4 
 0xfbfaf9f8
 
 That's all needed info ?