Re: [uml-devel] Cannot see stack after add-symbol-file

[Etay M. <et...@be...>]

BlaisorBlade wrote:
> Alle 20:58, venerd=EC 12 settembre 2003, Etay Meiri wrote:
>=20
>>Hi,
>>
>>I have a strange problem when debugging my module under uml.
>>When the module crashes, I go into the debugger and display
>>the stack trace. There are several frame and there is one named
>>"????". I assume this is my module so I add the symbol file according
>>to the howto. The symbols load ok but the next time I do 'bt' I get
>>only the frame of the panic.
>=20
>=20
>><<< another backtraced >>>
>>
>>(gdb) bt
>>#0  panic (fmt=3D0xa01ef540 "Kernel mode fault at addr 0x%lx, ip 0x%lx"=
)
>>     at panic.c:52
>>(gdb)
>>
>>
>>The host is RH9 running kernel 2.6.0-test4. The uml is 2.4.22. This als=
o
>>happened when I loaded the symbols before the module crashed.
>>
>>Any idea?
>=20
> What version of GDB are you running? Some time ago, there were various =
threads=20
> in both lists(devel/user) about GDB showing only the last frame in all=20
> backtraces. The bug was tracked down... and it came from binutils, IIRC=
(the=20
> proposed fix was a workaround in GDB). Maybe it is appearing here in a=20
> different form.

I'm running GDB version 5.3post-0.20021129.18rh.

--=20
--------------------------------
Etay Meiri
et...@be...
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