Re: 2.4.12-ac5: IDE-SCSI kernel panic

Alan Cox (alan@lxorguk.ukuu.org.uk)
Tue, 23 Oct 2001 17:55:23 +0100 (BST)

> scsi0: ERROR on channel 0, id 1, lun 0, CDB: Request Sense 00 00 00 40 00
> Info fld=0x437ea, Current sd0b:00: sense key Medium Error
> Additional sense indicates Unrecovered read error
> I/O error: dev 0b:00, sector 1105832

This stuff is ok.

> Incorrect segment count at 0xc01e4342nr_segments is 3f
> counted segments is 19
> Flags 0 0
> Segment 0xd92e86c0, blocks 4, addr 0x1f983fff
> Segment 0xd92e8660, blocks 4, addr 0x1f9847ff
> [I'm not copying them all, around 25 of them]
> Kernel panic: Ththththaats all folks. Too dangerous to continue.

Someone did a partial I/O and then it seems failed to properly update
the descriptor when retrying half of it. Ugly. This looks like a CD trace
so I assume this was sr.c that barfed. It could also be a generic
scsilib bug
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