current.stp killed the machine

[Ananth N Mavinakayanahalli]

On Mon, Jul 16, 2007 at 03:47:10PM +0800, Wenji Huang wrote:
> Hi,
> 
>    I ran "make installcheck" using the latest source code of systemtap, 
> found that the kernel panic.
> 
>    Related information:
>   
>    kernel BUG at arch/i386/kernel/kprobes.c:452!
>    invalid opcode: 0000 [#1]
>    Call Trace:
>    kretprobes_trampoline+
>    .........
> 
>    Environment:
>      VM - i386
>      2.6.21

This looks similar to bz#4542.

Masami,
Looks like this problem is affecting only i386; is it possible that this
is something to do with the kretprobe booster?

Request you to take a look.

Thanks,
Ananth