dtrace ustack kernel panic

maestro something maestro82 at gmail.com
Sat Jul 30 20:03:41 UTC 2011


On Sat, Jul 30, 2011 at 12:52 PM, Andriy Gapon <avg at freebsd.org> wrote:

> on 30/07/2011 22:05 maestro something said the following:
> > fb82i386# cat /etc/make.conf
> > CFLAGS= -O
> >
> > (accodring to man make.conf only -O and -O2 is supported for CFLAGS
> anyways)
> >
> > kernel.debug is the newly compiled kernel (according to the timestamp)
> >
> > fb82i386# kgdb kernel.debug /var/crash/vmcore.0
> Is vmcore.0 also new (i.e. produced with the new kernel)?
> Does 'list ...' command still produces no useful output?

As mentioned before, the list command still gives the same error message:

> P.S. Also, hmm, I think that you shouldn't run kgdb on kernel.debug, just
> to
> avoid any confusion... I think that you should run something like kgdb
> /boot/${your installed kernel}/kernel /var/crash/vmcore.0; the debug
> symbols are
> automatically picked up from *.symbols files in the kernel directory.

Same result when using /boot/kernel/kernel

(kgdb) list *dtrace_probe+0xfd6
No source file for address 0xc10fa6a6.


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