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Date:	Wed, 24 Aug 2011 21:22:04 GMT
Subject: [Bug 41682] INFO: possible circular locking dependency detected ..
 at ext4_evict_inode

--- Comment #2 from Witold Baryluk <>  2011-08-24 21:22:03 ---
This build is of mainline kernel, and already have this commit

commit c063d8a60fc912ae198f054608ad461a69dc9a19
Merge: 79058c4 dccaf33
Author: Linus Torvalds <>
Date:   Sun Aug 21 06:59:41 2011 -0700

    Merge branch 'for_linus' of

    * 'for_linus' of git://
      ext4: flush any pending end_io requests before DIO reads w/dioread_nolock
      ext4: fix nomblk_io_submit option so it correctly converts uninit blocks
      ext4: Resolve the hang of direct i/o read in handling
      ext4: call ext4_ioend_wait and ext4_flush_completed_IO in
      ext4: Fix ext4_should_writeback_data() for no-journal mode

So, it includes

commit 2581fdc810889fdea97689cb62481201d579c796
Author: Jiaying Zhang <>
Date:   Sat Aug 13 12:17:13 2011 -0400

    ext4: call ext4_ioend_wait and ext4_flush_completed_IO in ext4_evict_inode

which should actually remove deadlock.

So probably some other nasty bug was introduced, or my configuration is very
strange (and it is).

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