Hello Ken,
I was simply following up with Matt and Dave's email
below. I have not tried out (yet) whether lcrash
is capable of debugging kernel modules. If lcrash
already supports kernel modules for analyzing panic
dumps as well as live debugging, that is a great news.
Thanks,
Moo
On Wed, Mar 14, 2001 at 01:34:08PM -0500, Ken Pearlstein wrote:
> Moo Kim wrote:
>
> Here is the output from lcrash of the trace command ... I called panic when
> the rmmod was done
>
> >> trace e000000049420000
> ================================================================
> STACK TRACE FOR TASK: 0xe000000049420000 (rmmod)
>
> 0 dump_execute+380 [0xe00000000071b9dc]
> 1 panic+508 [0xe0000000005bfc9c]
>
> this trace seems correct .... What part of lcrash is not working in
> analyzing modules ??
>
> > I somehow assumed that lcrash was capable of debugging
> > kernel modules. I guess not. Is it possible to
> > incorporate Dave's patch into lcrash distribution
> > because it will be extremely useful for kernel module
> > developer ?
> >
> > Thanks,
> >
> > Moo Kim Moo.Kim@xxxxxxx
> > NCR Corporation
> >
> > On Wed, Mar 14, 2001 at 11:49:04AM -0600, Dave Craft wrote:
> > >
> > > >You can't use a module to call panic(). lcrash isn't capable (yet)
> > > >of debugging kernel modules. The resulting crash dump may not be
> > >
> > > Regarding the above statement about inability to
> > > debug kernel modules. Did you guys ever get around
> > > to looking/rewriting the patch I supplied for getting tracebacks
> > > in kernel modules? The patch still applies and still
> > > works. Its buried in the archives of this mailing list.
> > >
> > > Is there any idea on when we'd see comparable
> > > function make it into lcrash?
> > >
> > > --
> > > Mail : dave@xxxxxxxxxxxxxx Phone : 512-838-8248
> > > I am Jack's email closing
>
> --
> ==========================================================================
> Ken Pearlstein Field Tech Support Analyst
>
> cell phone 703-362-9793 pager 888 308-0734
> C/O SILICON GRAPHICS pearlste@xxxxxxxxxxxxxxxxxxx
> 14160 NEWBROOK DRIVE, SUITE 100 voice: (703) 227-8531 430-5403
> CHANTILLY, VA 20151 fax: (703) 277-8500 430-5403
> =========================================================================
>
|