RELENG_7/i386: ZFS constant panic on file system writes

Pawel Jakub Dawidek pjd at
Tue Apr 7 03:39:47 PDT 2009

On Tue, Apr 07, 2009 at 02:00:28PM +0400, Dmitry Morozovsky wrote:
> On Fri, 3 Apr 2009, Dmitry Morozovsky wrote:
> DM> Pawel,
> DM> 
> DM> could you please help me a bit with *very* unpleasant situation: one of my 
> DM> servers with very large ZFS reboots on most write requests to one (largest, 
> DM> which effectively prohibits recreating) ZFS file system with
> DM> 
> DM> panic: avl_find() succeeded inside avl_add()
> Is there a way I can clear the directory in question? Even the latest -current 
> panics when I try to access the directory containing this file.

Could you try running 'zpool scrub' on this pool? Nothing better comes
to my mind, it looks like some kind of internal inconsistency and
hopefully scrub will be able to find it. Could you also show 'zpool status'

Pawel Jakub Dawidek             
pjd at                 
FreeBSD committer                         Am I Evil? Yes, I Am!
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