Panic in 5.3, related to network traffic

[Arjan Van Leeuwen]

Never mind, I think I've figured it out. I hope this helps:

winston# addr2line -f -e kernel.debug.20041109 0xc06544a0
m_copydata
/usr/src/sys/sys/libkern.h:56
winston# addr2line -f -e kernel.debug.20041109 0xC06AF6A5
icmp_error
./machine/endian.h:171
winston# addr2line -f -e kernel.debug.20041109 0xC06B1AE9
ip_forward
/usr/src/sys/netinet/ip_input.c:1879
winston# addr2line -f -e kernel.debug.20041109 0xC06B06F3
ip_input
/usr/src/sys/netinet/ip_input.c:642
winston# addr2line -f -e kernel.debug.20041109 0xC06912AF
netisr_processqueue
/usr/src/sys/net/netisr.c:229
winston# addr2line -f -e kernel.debug.20041109 0xC06914AA
swi_net
/usr/src/sys/net/netisr.c:346
winston# addr2line -f -e kernel.debug.20041109 0xC060BED9
ithread_loop
/usr/src/sys/kern/kern_intr.c:548


On Wed, 10 Nov 2004 01:41:21 +0100, Arjan Van Leeuwen
<avleeuwen at gmail.com> wrote:
> On Tue, 9 Nov 2004 23:33:15 +0000 (GMT), Robert Watson
> <rwatson at freebsd.org> wrote:
> >
> >
> >
> > On Tue, 9 Nov 2004, Arjan Van Leeuwen wrote:
> > 
> (...)
> >
> > Could you send a copy of your dmesg?  Could you also use gdb on a kernel
> > with debug symbols or addr2line to convert the function+offsets in the
> > trace to file and line number in the source?  This is a NULL pointer
> > dereference, so presumably somewhere there is a poor assumption about
> > memory allocation or the like.
> 
> dmesg is attached.
> 
> # addr2line -e kernel.debug.20041109 0xc06544a0
> /usr/src/sys/sys/libkern.h:56
> 
> How do I get the function+offsets?
> 
> Thanks,
> 
> Arjan
> 
> 
> 
> >
> > Thanks,
> >
> > Robert N M Watson             FreeBSD Core Team, TrustedBSD Projects
> > robert at fledge.watson.org      Principal Research Scientist, McAfee Research
> >
> >
> 
> 
>