from the last syslog from Lars, it looks like possible a problem in
mdadm
Jun 28 16:08:22 kernel: [ 720.365461] INFO: task mdadm:19586 blocked for more
than 120 seconds.
Jun 28 16:08:22 kernel: [ 720.365472] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
Jun 28 16:08:22 kernel: [ 720.365484] mdadm D 0ff56468 0 19586
19585 0x00000000
Jun 28 16:08:22 kernel: [ 720.365487] Call Trace:
Jun 28 16:08:22 kernel: [ 720.365510] [ef07bcb0] [c0009e04]
__switch_to+0x94/0xf4
Jun 28 16:08:22 kernel: [ 720.365522] [ef07bcd0] [c0628f84]
__schedule+0x23c/0x6a8
Jun 28 16:08:22 kernel: [ 720.365531] [ef07bdf0] [c062a448]
rwsem_down_failed_common+0xd8/0x148
Jun 28 16:08:22 kernel: [ 720.365543] [ef07be20] [c015f3b0] get_super+0xb8/0xf4
Jun 28 16:08:22 kernel: [ 720.365554] [ef07be50] [c019b654]
fsync_bdev+0x24/0x6c
Jun 28 16:08:22 kernel: [ 720.365565] [ef07be60] [c02fd72c]
blkdev_ioctl+0x400/0x8e4
Jun 28 16:08:22 kernel: [ 720.365576] [ef07bea0] [c01701d8]
do_vfs_ioctl+0xa8/0x79c
Jun 28 16:08:22 kernel: [ 720.365584] [ef07bf10] [c0170958] sys_ioctl+0x8c/0x9c
Jun 28 16:08:22 kernel: [ 720.365593] [ef07bf40] [c001731c]
ret_from_syscall+0x0/0x38
Jun 28 16:08:22 kernel: [ 720.365611] --- Exception: c01 at 0xff56468
Jun 28 16:08:22 kernel: [ 720.365611] LR = 0xff563d0
** Also affects: mdadm (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1007394
Title:
Quantal daily fails to complete installation
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