Your installation log file contains multiple error message regarding your hard
disk like the following:
Nov 3 19:08:38 ubuntu kernel: [ 3703.615490] ata3.00: exception Emask 0x0 SAct
0x1 SErr 0x0 action 0x0
Nov 3 19:08:38 ubuntu kernel: [ 3703.615495] ata3.00: irq_stat 0x4008
Nov 3 19:08:3
Thanks for taking the time to report this bug and helping to make Ubuntu
better. We appreciate the difficulties you are facing, but this appears
to be a "regular" (non-security) bug. I have unmarked it as a security
issue since this bug does not show evidence of allowing attackers to
cross privile
