I have the same issue (lenovo thinkpad t43) and 2.6.20-16 does not fix it for me
# uname -a Linux sterni 2.6.20-16-386 #2 Thu Jun 7 20:16:13 UTC 2007 i686 GNU/Linux # hdparm -i /dev/sr0 /dev/sr0: Model=UJDA765 DVD/CDRW , FwRev=1.70 , SerialNo= Config={ Fixed Removeable DTR<=5Mbs DTR>10Mbs nonMagnetic } RawCHS=0/0/0, TrkSize=0, SectSize=0, ECCbytes=0 BuffType=unknown, BuffSize=512kB, MaxMultSect=0 (maybe): CurCHS=0/0/0, CurSects=0, LBA=yes, LBAsects=0 IORDY=yes, tPIO={min:180,w/IORDY:120}, tDMA={min:120,rec:120} PIO modes: pio0 pio1 pio2 pio3 pio4 DMA modes: sdma0 sdma1 sdma2 mdma0 mdma1 mdma2 UDMA modes: udma0 *udma1 udma2 AdvancedPM=no Drive conforms to: ATA/ATAPI-5 T13 1321D revision 3: ATA/ATAPI-1 ATA/ATAPI-2 ATA/ATAPI-3 ATA/ATAPI-4 ATA/ATAPI-5 * signifies the current active mode # hdparm /dev/sr0 /dev/sr0: IO_support = 0 (default 16-bit) readonly = 0 (off) readahead = 256 (on) HDIO_GETGEO failed: Inappropriate ioctl for device I get this when putting a cd into the drive: Jul 10 14:56:22 localhost kernel: [ 1376.764000] sr 1:0:0:0: SCSI error: return code = 0x08000002 Jul 10 14:56:22 localhost kernel: [ 1376.764000] sr0: Current: sense key: No Sense Jul 10 14:56:22 localhost kernel: [ 1376.764000] <<vendor>> ASC=0xd0 ASCQ=0xffASC=0xd0 <<vendor>> ASCQ=0xff Jul 10 14:56:22 localhost kernel: [ 1376.764000] FMK, EOM Jul 10 14:56:22 localhost kernel: [ 1376.764000] end_request: I/O error, dev sr0, sector 2712 Jul 10 14:56:32 localhost kernel: [ 1386.764000] res 40/00:03:00:00:00/00:00:00:00:00/a0 Emask 0x4 (timeout) Jul 10 14:56:39 localhost kernel: [ 1393.764000] ata2: port is slow to respond, please be patient (Status 0xd0) Jul 10 14:57:02 localhost kernel: [ 1416.780000] ata2: soft resetting port Jul 10 14:57:03 localhost kernel: [ 1417.264000] ata2.00: configured for UDMA/25 Jul 10 14:57:03 localhost kernel: [ 1417.264000] ata2: EH complete Jul 10 14:57:33 localhost kernel: [ 1447.264000] ata2.00: qc timeout (cmd 0xa0) Jul 10 14:57:33 localhost kernel: [ 1447.264000] res 51/51:03:00:00:00/00:00:00:00:00/a0 Emask 0x5 (timeout) Jul 10 14:57:40 localhost kernel: [ 1454.264000] ata2: port is slow to respond, please be patient (Status 0xd0) Jul 10 14:58:03 localhost kernel: [ 1477.280000] ata2: soft resetting port Jul 10 14:58:03 localhost kernel: [ 1477.764000] ata2.00: configured for UDMA/25 Jul 10 14:58:03 localhost kernel: [ 1477.764000] ata2: EH complete -- ata2 2.6.20-13-generic ata2: port is slow to respond https://bugs.launchpad.net/bugs/103277 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs