I have the exact same problem. If you put in a blank cd-r, cd-rw, dvd±r, or dvd±rw you get this in your dmesg.
[ 508.777997] sr 1:0:1:0: [sr1] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE [ 508.778005] sr 1:0:1:0: [sr1] Sense Key : Illegal Request [current] [ 508.778011] sr 1:0:1:0: [sr1] Add. Sense: Logical block address out of range [ 508.778018] end_request: I/O error, dev sr1, sector 0 [ 508.778024] Buffer I/O error on device sr1, logical block 0 [ 508.780638] sr 1:0:1:0: [sr1] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE [ 508.780643] sr 1:0:1:0: [sr1] Sense Key : Illegal Request [current] [ 508.780647] sr 1:0:1:0: [sr1] Add. Sense: Logical block address out of range [ 508.780653] end_request: I/O error, dev sr1, sector 0 [ 508.780656] Buffer I/O error on device sr1, logical block 0 [ 508.807764] cdrom: This disc doesn't have any tracks I recognize! [ 508.840198] sr 1:0:1:0: [sr1] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE [ 508.840205] sr 1:0:1:0: [sr1] Sense Key : Illegal Request [current] [ 508.840211] sr 1:0:1:0: [sr1] Add. Sense: Logical block address out of range [ 508.840219] end_request: I/O error, dev sr1, sector 0 [ 508.840224] Buffer I/O error on device sr1, logical block 0 [ 508.843199] sr 1:0:1:0: [sr1] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE [ 508.843205] sr 1:0:1:0: [sr1] Sense Key : Illegal Request [current] [ 508.843209] sr 1:0:1:0: [sr1] Add. Sense: Logical block address out of range [ 508.843215] end_request: I/O error, dev sr1, sector 0 [ 508.843219] Buffer I/O error on device sr1, logical block 0 don't know if this helps but ran command dvd+rw-mediainfo /dev/sr1 and got INQUIRY: [PHILIPS ][SPD6004P ][HP04] GET [CURRENT] CONFIGURATION: Mounted Media: 1Ah, DVD+RW Media ID: RITEK/004 Current Write Speed: 4.0x1385=5540KB/s Write Speed #0: 4.0x1385=5540KB/s Write Speed #1: 2.4x1385=3324KB/s GET [CURRENT] PERFORMANCE: Write Performance: 4.0x1385=5540KB/s...@[0 -> 0] Speed Descriptor#0: 00/0 [email protected]=6648kb/s [email protected]=5540kb/s Speed Descriptor#1: 00/0 [email protected]=6648kb/s [email protected]=3324kb/s READ DVD STRUCTURE[#0h]: Media Book Type: 00h, DVD-ROM book [revision 0] Legacy lead-out at: 2295104*2KB=4700372992 READ DISC INFORMATION: Disc status: blank Number of Sessions: 1 State of Last Session: empty "Next" Track: 1 Number of Tracks: 1 READ FORMAT CAPACITIES: unformatted: 2295104*2048=4700372992 26h(0): 2295104*2048=4700372992 READ TRACK INFORMATION[#1]: Track State: blank Track Start Address: 0*2KB Free Blocks: 2295104*2KB Track Size: 2295104*2KB READ CAPACITY: 0*2048=0 uname -a Linux zen-desktop 2.6.31-4-generic #22-Ubuntu SMP Fri Jul 24 18:06:15 UTC 2009 i686 GNU/Linux -- [Karmic]cdrom: This disc doesn't have any tracks I recognize! https://bugs.launchpad.net/bugs/397806 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
