Re: Error in save_stack_trace() on x86_64?

Arjan van de Ven
2008-05-11T19:59:04Z

Vegard Nossum wrote: in userspace this trace looks correct.
>
> No, it is happening from kernel code. As you can see from the original
> backtrace, the regs->ip (RIP) (regs taken from the very same
> do_page_fault()) points at add_uevent_var, which is a kernel function.
>
>> if it happens in kernel space... I wonder if the separate exception stack
>> thing
>> is hurting us with the stacks not being properly connected...
>> (but oopses and the like seem to come out just fine so I kinda doubt you're
>> hitting that)
>>
>
> Thanks for looking into this.
>

do you happen to have something that I maybe can reproduce?
(if you have that it would save me a ton of time in reproducing)
>
> Vegard
>