Re: backtrace symbols are bolixed...

From: Ingo Molnar
Date: Fri Jun 19 2009 - 03:31:20 EST



* David Miller <davem@xxxxxxxxxxxxx> wrote:

> Sometime in the last day or so backtrace symbol printouts
> have become useless:
>
> [ 0.000000] WARNING: at mm/bootmem.c:535 __stop_notes+0xbb10/0x1d660()
> [ 0.000000] Modules linked in:
> [ 0.000000] Call Trace:
> [ 0.000000] [00000000008611b4] __stop_notes+0xbb10/0x1d660
> [ 0.000000] [000000000086195c] __stop_notes+0xc2b8/0x1d660
> [ 0.000000] [0000000000861a28] __stop_notes+0xc384/0x1d660
> [ 0.000000] [0000000000858678] __stop_notes+0x2fd4/0x1d660
> [ 0.000000] [000000000085684c] __stop_notes+0x11a8/0x1d660
> [ 0.000000] [00000000006e8bdc] _etext+0xfffffffffffe59f4/0xe18
> [ 0.000000] [0000000000000000] (null)
>
> I'll try to bisect but maybe someone can figure it out quickly
> meanwhile.

I saw this too. One change that went upstream when i started seeing
these weird backtraces is:

ad6ccfa: kernel/kallsyms.c: replace deprecated __initcall with device_initcall and fix

Sam and Andrew Cc:-ed.

Ingo
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