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  1. Bug #228624
  2. Comment #89

Comment 89 for bug 228624

Revision history for this message
Speedsmile (maarten-hoeijmakers) wrote :

After recent updates, same problem occurs here on a lenovo thinkpad T61p, with original DVD's. Booting with all_generic_ide=1 does not help and is supported by the fact that udma2 is used already.

hdparm -i /dev/cdrom:

Model=Optiarc, FwRev=1.D1, SerialNo=
 Config={ Fixed Removeable DTR<=5Mbs DTR>10Mbs nonMagnetic }
 RawCHS=0/0/0, TrkSize=0, SectSize=0, ECCbytes=0
 BuffType=unknown, BuffSize=0kB, MaxMultSect=0
 (maybe): CurCHS=0/0/0, CurSects=0, LBA=yes, LBAsects=0
 IORDY=yes, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
 PIO modes: pio0 pio1 pio2 pio3 pio4
 DMA modes: mdma0 mdma1 mdma2
 UDMA modes: udma0 udma1 *udma2
 AdvancedPM=no

Dmesg shows repeated:
Jan 3 14:22:12 T61p kernel: [ 128.331569] sr 3:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
Jan 3 14:22:12 T61p kernel: [ 128.331581] sr 3:0:0:0: [sr0] Sense Key : Illegal Request [current]
Jan 3 14:22:12 T61p kernel: [ 128.331591] sr 3:0:0:0: [sr0] Add. Sense: Read of scrambled sector without authentication