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SubjectRe: Bug on 2.6.26 - x86 VIA Nehemiah CentaurHauls processor cannot boot
Luis R. Rodriguez wrote:
> This bug seems to be present since 2.6.22 [1], so hope we can get this
> fixed ASAP. Let me know if you have patch suggestions I can test.
>
> This crashes very early, I had to use earlyprintk to get it.
>
> BUG: Int 6: CR2 00000000
> EDI 00000000 ESI 0009f000 EBP 00000000 ESP c036ff60
> EBX c03e6070 EDX 00000006 ECX 0000009f EAX c034d240
> err 00000000 EIP c0387ac2 CS 00000060 flg 00010016
> Stack: 00000000 00000000 c03b63d8 c037bb11 0001dff0 00003c00 c0399614 c03b6304
> 00822007 c037aeb4 c0304134 000001df c0304117 00000000 30303030 205d3030
> 00000000 c034c794 00000000 00000000 00822007 c02b921f c034c794 00000000
> [ 0.000000] Pid: 0, comm: swapper Not tainted 2.6.26 #1

Use objdump -d or something to find out what is at 0xc0387ac2; the error
is an undefined instruction exception.

I suspect this is another case of a processor reporting family == 6 and
not providing the 0F 1F NOP opcodes.

-hpa


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