Re: INFO: task umount:1524 blocked for more than 120 seconds

From: Jan Kara
Date: Wed May 12 2010 - 11:04:12 EST


> I have a reproduceable problem happening over here
> with unmount and ext4
> if I sudo cp -R xserver(all libs/apps from git)
> to an external
> SmartDsk FireLite
> then after the cp is done
> sudo umount /dev/sdb1
>
> I get this:
>
> type=1400 audit(1273526248.814:27): avc: denied { unmount } for
> pid=1524 comm="umount" scontext=justin:staff_r:staff_sudo_t:s0
> tcontext=system_u:object_r:fs_t:s0 tclass=filesystem
> [ 360.669140] INFO: task umount:1524 blocked for more than 120 seconds.
I guess your are hitting a variant of
https://bugzilla.kernel.org/show_bug.cgi?id=15906
Does the fix there make things better for you?

Honza
--
Jan Kara <jack@xxxxxxx>
SuSE CR Labs
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