Re: Oops in prune_dcache (2.4.0-prerelease)

Alexander Viro (viro@math.psu.edu)
Tue, 2 Jan 2001 23:00:58 -0500 (EST)


On Wed, 3 Jan 2001, Udo A. Steinberg wrote:

>
> Hi Linus et. all
>
> While under massive disk and cpu load, 2.4.0-prerelease produced
> the following oops (decode see below)

> Unable to handle kernel paging request at virtual address 01000014

> Code; c01419cc <prune_dcache+9c/120> <=====
> 0: 8b 40 14 movl 0x14(%eax),%eax <=====
> Code; c01419cf <prune_dcache+9f/120>
> 3: 85 c0 testl %eax,%eax
> Code; c01419d1 <prune_dcache+a1/120>
> 5: 74 09 je 10 <_EIP+0x10> c01419dc <prune_dcache+ac/120>

dentry->d_op == 0x1000000 in dentry_iput(). 9:1 that you've got bit 24 flipped
(i.e. it was supposed to be NULL and you are seeing an effect of hardware
problem).

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