On Wednesday September 15 2004 05:36, Bob Hartung wrote: > Hi all, > I have a new problem with a CD reader. This is on an IBM xSeries > 232. The CD has been replaced and passes all of the IBM built in tests > for linear and random reads plus the mechanical tests of door open/close > etc. > I have made no modifications to the machine in the last two months. > Its' only purpose is to act as a Samba server. > > When trying to mount a CD I receive the following error: > > [root@rgeserv1 root]# mount /mnt/cdrom > mount: wrong fs type, bad option, bad superblock on /dev/cdrom, > or too many mounted file systems > (could this be the IDE device where you in fact use > ide-scsi so that sr0 or sda or so is needed?) > > > When I look at dmesg I get: > [root@rgeserv1 root]# dmesg | grep hda > ide0: BM-DMA at 0x0840-0x0847, BIOS settings: hda:DMA, hdb:DMA > hda: LTN486S, ATAPI CD/DVD-ROM drive > ide-scsi: hda: unsupported command in request queue (0) > end_request: I/O error, dev 03:00 (hda), sector 0 > > > The fstab entry looks okay to my beginner eyes: > /dev/cdrom /mnt/cdrom iso9660 noauto,owner,kudzu 0 0 > > Where can I begin to look for the problem. I do not understand where the > line: > ide-scsi: hda: unsupported command in request queue (0) > > comes from. Do an lsmod, is the ide-scsi module loaded? If so get rid of it and try again, also check and see if ide-scsi is on the boot line in the grub.conf get rid of that as well. Did you replace a CDR or CDRW drive with the one currently installed?
