Re: kernel BUG at /usr/src/linux-2.5.30/include/linux/dcache.h:261!

Dave Hansen (haveblue@us.ibm.com)
Fri, 09 Aug 2002 13:54:30 -0700


Badari Pulavarty wrote:
> Code; c0160d0f <d_unhash+f/70> <=====
> 0: 0f 0b ud2a <=====
> Code; c0160d11 <d_unhash+11/70>
> 2: 05 01 00 db 2a add $0x2adb0001,%eax
> Code; c0160d16 <d_unhash+16/70>
> 7: c0 (bad)

Doesn't that (bad) instruction look suspicious? Martin was seeing
strange oopses on Hummer (16-way NUMA-Q) compiling with egcs 2.91
because it was generating bad instructions. It may be another
problem, but that c0 jumped out at me. The two instructions after it
look bretty bogus too.

-- 
Dave Hansen
haveblue@us.ibm.com

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