Re: kgdb 2.3 hangs

On 1/26/06, Ming Zhang <mingz@xxxxxxxxxxx> wrote:
> try to run 2.6.13 and kgdb 2.3. target box is a dual opteron while i
> only compile as 32bit on a 32bit centos installation.
>
> i tried various kernel configurations. like SMP. UP. different preempt
> options. tried 115200 or 38400. but it always hangs after this.
>
>
> (gdb) set remotebaud 38400
> (gdb) target remote /dev/ttyS0
> Remote debugging using /dev/ttyS0
> breakpoint () at kernel/kgdb.c:1776
> 1776            atomic_set(&kgdb_setting_breakpoint, 0);
> Reply contains invalid hex digit 36
> (gdb) c
> Continuing.
> Reply contains invalid hex digit 36
> (gdb) c
> Continuing.
>
> any idea on where to start? thanks!

I'm not the most experienced KGDB person here, but I would start by
saying "set debug remote 1" before the "target remote" command, so you
can see what the stub and GDB are actually saying to each other.


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