Re: 2.6.20-mm2: possible recursive locking detected (reiserfs-related)

Tilman Schmidt
2007-02-20T22:46:53Z

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Am 20.02.2007 22:23 schrieb Rafael J. Wysocki:
> Looks like reiserfs has some locking problems:
>
> =============================================
> [ INFO: possible recursive locking detected ]
> 2.6.20-mm2 #6
> ---------------------------------------------
> beagled/4786 is trying to acquire lock:
> (&inode->i_mutex){--..}, at: [<ffffffff80479df9>] mutex_lock+0x19/0x20
>
> but task is already holding lock:
> (&inode->i_mutex){--..}, at: [<ffffffff80479df9>] mutex_lock+0x19/0x20
>
> other info that might help us debug this:
> 3 locks held by beagled/4786:
> #0: (&inode->i_mutex){--..}, at: [<ffffffff80479df9>] mutex_lock+0x19/0x20
> #1: (&REISERFS_I(inode)->xattr_sem){----}, at: [<ffffffff80304c99>] reiserfs_setxattr+0x79/0x150
> #2: (&REISERFS_SB(s)->xattr_dir_sem){----}, at: [<ffffffff80304cc0>] reiserfs_setxattr+0xa0/0x150

This looks like the same I have been seeing in every release
since 2.6.18. I reported it a couple of times, and Srinivasa Ds
tried a few fixes on me during 2.6.19-rc4, but we never got to
the bottom of it.

--
Tilman Schmidt E-Mail: tilman@imap.cc
Bonn, Germany
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