Comment 28 for bug 279693

I have same freezes when access to disk.
All operations needings acces to disk are temporary freezed.
karmic 9.10
Linux 2.6.31-17-generic #54-Ubuntu SMP Thu Dec 10 16:20:31 UTC 2009.

Dec 21 15:10:12 my2912071352 kernel: [24380.365200] ata1.01: qc timeout (cmd 0xa0)
Dec 21 15:10:12 my2912071352 kernel: [24380.365222] ata1.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
Dec 21 15:10:12 my2912071352 kernel: [24380.365243] ata1.01: cmd a0/00:00:00:00:00/00:00:00:00:00/b0 tag 0
Dec 21 15:10:12 my2912071352 kernel: [24380.365246] cdb 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
Dec 21 15:10:12 my2912071352 kernel: [24380.365249] res 51/20:03:00:00:00/00:00:00:00:00/b0 Emask 0x5 (timeout)
Dec 21 15:10:12 my2912071352 kernel: [24380.365256] ata1.01: status: { DRDY ERR }
Dec 21 15:10:17 my2912071352 kernel: [24385.408044] ata1: link is slow to respond, please be patient (ready=0)
Dec 21 15:10:22 my2912071352 kernel: [24390.393048] ata1: device not ready (errno=-16), forcing hardreset
Dec 21 15:10:22 my2912071352 kernel: [24390.393064] ata1: soft resetting link
Dec 21 15:10:22 my2912071352 kernel: [24390.656494] ata1.00: configured for UDMA/100
Dec 21 15:10:22 my2912071352 kernel: [24390.695598] ata1.01: configured for PIO0
Dec 21 15:10:22 my2912071352 kernel: [24390.704463] ata1: EH complete