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Tasklist

FS#24990 - [kernel26] panic in elv_completed_request on safe remove usb hard drive

Attached to Project: Arch Linux
Opened by ilya (leniviy) - Saturday, 02 July 2011, 10:49 GMT
Last edited by Tobias Powalowski (tpowa) - Saturday, 18 February 2012, 06:31 GMT
Task Type Bug Report
Category Kernel
Status Closed
Assigned To Tobias Powalowski (tpowa)
Thomas Bächler (brain0)
Architecture x86_64
Severity High
Priority Normal
Reported Version
Due in Version Undecided
Due Date Undecided
Percent Complete 100%
Votes 0
Private No

Details

Description:

on laptop Acer Aspire 3820, when I choose "safe remove" drive in nautilus, this leads to
"Buffer I/O error" message in 50% cases and kernel panic in 30% cases.

Additional info:
* package version(s)
kernel26 2.6.39.2-1

* config and/or log files etc.
[ 900.820150] EXT3-fs (sdb2): mounted filesystem with ordered data mode
here I click "remove"
[ 908.439995] BUG: unable to handle kernel
NULL pointer dereference
at 0000000000000048
[ 908.440066] IP:
[<ffffffff811f75bf>] elv_completed_request+0x3f/0x50
[ 908.440119] PGD 0

[ 908.440139] Oops: 0000 [#1]
PREEMPT
SMP
[ 908.440177] last sysfs file: /sys/devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.2/power/level
[ 908.440231] CPU 1

[ 908.440246] Modules linked in:
cryptd
[ 908.440273] quiet_error: 53 callbacks suppressed
[ 908.440276] Buffer I/O error on device sdb3, logical block 0
...
[ 908.532372] Kernel panic - not syncing: Fatal exception in interrupt
[ 908.534426] Pid: 10, comm: ksoftirqd/1 Tainted: G D 2.6.39-ARCH #1
[ 908.536520] Call Trace:
[ 908.538533] [<ffffffff813dee0e>] panic+0xa0/0x1ad
...
[ 908.558075] [<ffffffff813e8985>] page_fault+0x25/0x30
[ 908.559736] [<ffffffff811f75bf>] ? elv_completed_request+0x3f/0x50
[ 908.561393] [<ffffffff811fd65c>] __blk_put_request+0x3c/0xe0

see attached log file
   b.txt (83.5 KiB)
This task depends upon

Closed by  Tobias Powalowski (tpowa)
Saturday, 18 February 2012, 06:31 GMT
Reason for closing:  Fixed
Comment by Jelle van der Waa (jelly) - Sunday, 03 July 2011, 10:34 GMT
please report it upstream, but search first for the issue https://bugzilla.kernel.org/
Current kernel version would be nice too, pacman -Q kernel26

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