Messages in this thread | | | Date | Wed, 19 Jul 2006 10:59:36 +0200 | From | "Jesper Juhl" <> | Subject | Re: [patch] i386: show_registers(): try harder to print failing code |
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On 19/07/06, Chuck Ebbert <76306.1226@compuserve.com> wrote: > In-Reply-To: <9a8748490607181512t11e9970eu1a7aa1ad1644ec54@mail.gmail.com> > > On Wed, 19 Jul 2006 00:12:32 +0200, Jesper Juhl wrote: > > > > > show_registers() tries to dump failing code starting 43 bytes > > > before the offending instruction, but this address can be bad, > > > for example in a device driver where the failing instruction is > > > less than 43 bytes from the start of the driver's code. When that > > > happens, try to dump code starting at the failing instruction > > > instead of printing no code at all. > > > > > Shouldn't the kernel be printing some info noting that this fallback > > is in use then? Or will that be completely obvious and I'm just not > > able to see that? > > The code byte at EIP is marked with '<>', so it's obvious: > > Code: <a1> 00 00 00 00 c7 04 24 05 30 b5 de 89 44 24 04 e8 f5 6f 5c e1 c9 31 c0 c3 00 00 00 00 00 00 00 >
Ahh, ok. I was not aware of that. Thank you for the info.
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