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SubjectRe: oops with 2.5.1-pre3 in ide-scsi module
On Thu, Nov 29 2001, Dirk Pritsch wrote:
> Hi,
>
> just tried the new 2.5.1-pre3 and got the following oops when trying to
> burn a cd (ide-cd/rw with ide-scsi emulation).
>
> I Hope this is some useful information.
>
>
> ____
> ksymoops 2.4.3 on i586 2.5.1-pre3. Options used
> -V (default)
> -k /proc/ksyms (default)
> -l /proc/modules (default)
> -o /lib/modules/2.5.1-pre3/ (default)
> -m /boot/System.map-2.5.1-pre3 (default)
>
> Warning: You did not tell me where to find
> symbol information. I will
> assume that the log matches the kernel and
> modules that are running
> right now and I'll use the default options
> above for symbol resolution.
> If the current kernel and/or modules do not
> match the log, you can get
> more accurate output by telling me the kernel
> version and where to find
> map, modules, ksyms etc. ksymoops -h explains
> the options.
>
>
> Unable to handle kernel NULL pointer dereference at virtual address
> 00000038
> c01af582
> *pde = 00000000
> Oops: 0000
> CPU: 0
> EIP: 0010:[idescsi_queue+1158/1396] Not tainted

Hmm, I bet the problem is not really bio but the fact that someone is
still sending down a scatterlist with ->address set instead of
->page/offset.

Let me hack a quick fix up for you to test... 2 minutes.

--
Jens Axboe

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