suvi@suvi-laptop:~$ dmesg | tail
[ 3163.804000] end_request: I/O error, dev sr0, sector 64
[ 3163.804000] isofs_fill_super: bread failed, dev=sr0, iso_blknum=16, block=16
[ 3183.736000] ipw2200: Firmware error detected.  Restarting.
[ 3202.880000] printk: 60 messages suppressed.
[ 3818.684000] end_request: I/O error, dev sr0, sector 64
[ 3818.700000] end_request: I/O error, dev sr0, sector 1248
[ 3818.724000] end_request: I/O error, dev sr0, sector 1024
[ 3818.724000] UDF-fs: No partition found (1)
[ 3818.752000] end_request: I/O error, dev sr0, sector 64
[ 3818.756000] isofs_fill_super: bread failed, dev=sr0, iso_blknum=16, block=16