[lkml]   [2003]   [Mar]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: 2.5.63 accesses below %esp (was: Re: ntfs OOPS (2.5.63))

On Wed, 12 Mar 2003, Horst von Brand wrote:

> It is _hard_ to do with variable length instructions (CISC, remember?), the
> code is designed to be easily decoded forward, noone executes code going
> backwards.

Of course, it's a bad approach. You start earlier and stop at EIP.
Repeat this for max(instruction length) different offsets and you will
have the winner. Figure it out from the context after EIP.

> When I needed to look at the code in an Oops I'd either objdump(1)ed it or
> compiled the offending stuff to assembler (possibly with custom CFLAGS to
> get info on line numbers and such in the output).

I was talking about cases when you can't do these.


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:33    [W:0.107 / U:7.872 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site