Messages in this thread | | | Date | Mon, 24 Dec 2001 12:57:35 -0500 | From | Douglas Gilbert <> | Subject | Re: IDE CDROM locks the system hard on media error |
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> I am catalogizing my set of CDs and so I have tortured my CD drive > with a bunch of less-than-optimal CDs. I had two hard lockups > most probably connected to problematic media. > > The last message in log is > > kernel: scsi0: ERROR on channel 0, id 0, lun 0, > CDB: Request Sense 00 00 00 40 00 > kernel: Current sd0b:00: sense key Medium Error > kernel: Additional sense indicates No seek complete > kernel: I/O error: dev 0b:00, sector 504 > kernel: ISOFS: unable to read i-node block > > Shortly (but not immediately, the kernel tried a bit more to get > some data from the drive) after that the system froze - not even > SysRq worked. > > I am using vanilla 2.4.17, hdc=ide-scsi, my drive is Mitsumi CR-4804TE, > motherboard is Abit BP6 SMP, Intel PIIX4 IDE controller.
Does turning off or restricting the DMA mode using either one of these help? hdparm -d0 -c1 /dev/hdc hdparm -d 1 -X 34 /dev/hdc
Doug Gilbert
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