Re: Unable to handle kernel NULL pointer dereference at virtual address 00000400

From: Manfred Spraul (manfreds@colorfullife.com)
Date: Sat Apr 22 2000 - 11:19:29 EDT

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In reply to: kernel@linuxpowered.org: "Unable to handle kernel NULL pointer dereference at virtual address 00000400"
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Please parse oops reports through ksymoops!!
It's usually impossible to read them without symbol lookup.

kernel@linuxpowered.org wrote:
> Unable to handle kernel NULL pointer dereference at virtual address 00000400
> eax: 00000400 ebx: c4328c20 ecx: c46e2000 edx: 00000000
> esi: c5fbe000 edi: c5fbe000 ebp: 00000000 esp: c5d91f2c
> Code: 8b 14 a8 85 d2 0f 84 34 01 00 00 83 7a 08 00 0f 84 2a 01 00
>
movl (%eax,%ebp,4), %edx
testl %edx,%edx

But this one is simple: one bit set in %eax, that's usually a memory
problem [ or overclocking, or spike in the power supply, ..]

-- Manfred

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Next message: Jamie Lokier: ""movb" for spin-unlock (was Re: namei() query)"
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