Public bug reported:
Binary package hint: dpkg
Description: Ubuntu 10.04.1 LTS - Server
Ubuntu 64bit 10.04 Server
Linux 2.6.32-24-generic #41-Ubuntu SMP Thu Aug 19 01:38:40 UTC 2010 x86_64
GNU/Linux
root partition is a LVM volume
Here are the fstab entry
/dev/mapper/itvss1-root / ext4 errors=remount-ro 0
1
# /boot was on /dev/sda1 during installation
UUID=b252807f-d51e-4c70-a9e8-5cfad5e52a18 /boot ext2 defaults
0 2
#/dev/mapper/itvss1-swap_1 none swap sw 0 0
/dev/mapper/cryptswap1 none swap sw 0 0
Try to apply an Update via Synaptic
Files are downloaded
Update starts and then stalls
Updates applied via apt-get or Synaptic fail - there is a Kernel timeout
error in syslog with a Stack Trace
Aug 31 23:22:45 itvss1 kernel: [ 2281.420086] dpkg D 0000000000000000 0 24196
24133 0x00000000
Aug 31 23:22:45 itvss1 kernel: [ 2281.420090] ffff880168c87db8 0000000000000082
0000000000015bc0 0000000000015bc0
Aug 31 23:22:45 itvss1 kernel: [ 2281.420094] ffff88021a7931a0 ffff880168c87fd8
0000000000015bc0 ffff88021a792de0
Aug 31 23:22:45 itvss1 kernel: [ 2281.420097] 0000000000015bc0 ffff880168c87fd8
0000000000015bc0 ffff88021a7931a0
Aug 31 23:22:45 itvss1 kernel: [ 2281.420100] Call Trace:
Aug 31 23:22:45 itvss1 kernel: [ 2281.420109] [<ffffffff81166d80>] ?
bdi_sched_wait+0x0/0x20
Aug 31 23:22:45 itvss1 kernel: [ 2281.420112] [<ffffffff81166d8e>]
bdi_sched_wait+0xe/0x20
Aug 31 23:22:45 itvss1 kernel: [ 2281.420117] [<ffffffff815591df>]
__wait_on_bit+0x5f/0x90
Aug 31 23:22:45 itvss1 kernel: [ 2281.420119] [<ffffffff81166d80>] ?
bdi_sched_wait+0x0/0x20
Aug 31 23:22:45 itvss1 kernel: [ 2281.420122] [<ffffffff81559288>]
out_of_line_wait_on_bit+0x78/0x90
Aug 31 23:22:45 itvss1 kernel: [ 2281.420126] [<ffffffff810850d0>] ?
wake_bit_function+0x0/0x40
Aug 31 23:22:45 itvss1 kernel: [ 2281.420129] [<ffffffff81166d44>] ?
bdi_queue_work+0xa4/0xe0
Aug 31 23:22:45 itvss1 kernel: [ 2281.420131] [<ffffffff811680ef>]
bdi_sync_writeback+0x6f/0x80
Aug 31 23:22:45 itvss1 kernel: [ 2281.420134] [<ffffffff81168120>]
sync_inodes_sb+0x20/0x30
Aug 31 23:22:45 itvss1 kernel: [ 2281.420137] [<ffffffff8116bc92>]
__sync_filesystem+0x82/0x90
Aug 31 23:22:45 itvss1 kernel: [ 2281.420140] [<ffffffff8116bd79>]
sync_filesystems+0xd9/0x130
Aug 31 23:22:45 itvss1 kernel: [ 2281.420142] [<ffffffff8116be31>]
sys_sync+0x21/0x40
Aug 31 23:22:45 itvss1 kernel: [ 2281.420146] [<ffffffff810131b2>]
system_call_fastpath+0x16/0x1b
Aug 31 23:24:45 itvss1 kernel: [ 2401.422564] INFO: task dpkg:24196 blocked for
more than 120 seconds.
Aug 31 23:24:45 itvss1 kernel: [ 2401.422568] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
Aug 31 23:24:45 itvss1 kernel: [ 2401.422570] dpkg D 0000000000000000 0 24196
24133 0x00000000
Aug 31 23:24:45 itvss1 kernel: [ 2401.422574] ffff880168c87db8 0000000000000082
0000000000015bc0 0000000000015bc0
Aug 31 23:24:45 itvss1 kernel: [ 2401.422578] ffff88021a7931a0 ffff880168c87fd8
0000000000015bc0 ffff88021a792de0
Aug 31 23:24:45 itvss1 kernel: [ 2401.422581] 0000000000015bc0 ffff880168c87fd8
0000000000015bc0 ffff88021a7931a0
Aug 31 23:24:45 itvss1 kernel: [ 2401.422584] Call Trace:
Aug 31 23:24:45 itvss1 kernel: [ 2401.422593] [<ffffffff81166d80>] ?
bdi_sched_wait+0x0/0x20
Aug 31 23:24:45 itvss1 kernel: [ 2401.422596] [<ffffffff81166d8e>]
bdi_sched_wait+0xe/0x20
Aug 31 23:24:45 itvss1 kernel: [ 2401.422601] [<ffffffff815591df>]
__wait_on_bit+0x5f/0x90
Aug 31 23:24:45 itvss1 kernel: [ 2401.422603] [<ffffffff81166d80>] ?
bdi_sched_wait+0x0/0x20
Aug 31 23:24:45 itvss1 kernel: [ 2401.422606] [<ffffffff81559288>]
out_of_line_wait_on_bit+0x78/0x90
Aug 31 23:24:45 itvss1 kernel: [ 2401.422610] [<ffffffff810850d0>] ?
wake_bit_function+0x0/0x40
Aug 31 23:24:45 itvss1 kernel: [ 2401.422613] [<ffffffff81166d44>] ?
bdi_queue_work+0xa4/0xe0
Aug 31 23:24:45 itvss1 kernel: [ 2401.422616] [<ffffffff811680ef>]
bdi_sync_writeback+0x6f/0x80
Aug 31 23:24:45 itvss1 kernel: [ 2401.422618] [<ffffffff81168120>]
sync_inodes_sb+0x20/0x30
Aug 31 23:24:45 itvss1 kernel: [ 2401.422621] [<ffffffff8116bc92>]
__sync_filesystem+0x82/0x90
Aug 31 23:24:45 itvss1 kernel: [ 2401.422624] [<ffffffff8116bd79>]
sync_filesystems+0xd9/0x130
Aug 31 23:24:45 itvss1 kernel: [ 2401.422626] [<ffffffff8116be31>]
sys_sync+0x21/0x40
Aug 31 23:24:45 itvss1 kernel: [ 2401.422631] [<ffffffff810131b2>]
system_call_fastpath+0x16/0x1b
** Affects: dpkg (Ubuntu)
Importance: Undecided
Status: New
--
dpkg stalls and fails to complete update kernel times out
https://bugs.launchpad.net/bugs/628047
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