Re: 2.5.73-mm1 falling over in SDET

Andrew Morton (akpm@digeo.com)
Sat, 28 Jun 2003 17:02:35 -0700


"Martin J. Bligh" <mbligh@aracnet.com> wrote:
>
> > The killer SDET has got you, but this is all I got from the chewed
> > remains. Maybe the EIP is enough? ;-) I guess that's a NULL ptr
> > dereference, though garbled somewhat.
>
> Repeated it and got a much better panic. This is with feral isp driver
> + Mike's patch, BTW. Maybe it's just some stack overflow?

Oh lovely.

> Call Trace:
> [<c01c42d3>] blk_insert_request+0x47/0x78
> [<c01d3679>] scsi_queue_insert+0x71/0x7c
> [<c01d05a4>] scsi_dispatch_cmd+0x180/0x190
> [<c01d465c>] scsi_request_fn+0x1f4/0x264
> [<c01c42f1>] blk_insert_request+0x65/0x78
> [<c01d3679>] scsi_queue_insert+0x71/0x7c
> [<c01d05a4>] scsi_dispatch_cmd+0x180/0x190
> [<c01d465c>] scsi_request_fn+0x1f4/0x264
> [<c01c42f1>] blk_insert_request+0x65/0x78

Yes, isplinux_queuecommand() returns non-zero and the scsi generic layer
cheerfully goes infinitely recursive.

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