Re: ffs_copyonwrite panics

  Jeff Roberson wrote:

> On Tue, 18 May 2010, Roman Bogorodskiy wrote:
> 
> > Hi,
> >
> > I've been using -CURRENT last update in February for quite a long time
> > and few weeks ago decided to finally update it. The update was quite
> > unfortunate as system became very unstable: it just hangs few times a
> > day and panics sometimes.
> >
> > Some things can be reproduced, some cannot. Reproducible ones:
> >
> > 1. background fsck always makes system hang
> > 2. system crashes on operations with nullfs mounts (disabled that for
> > now)
> >
> > The most annoying one is ffs_copyonwrite panic which I cannot reproduce.
> > The thing is that if I will run 'startx' on it with some X apps it will
> > panic just in few minutes. When I leave the box with nearly no stress
> > (just use it as internet gateway for my laptop) it behaves a little
> > better but will eventually crash in few hours anyway.
> 
> This may have been my fault.  Can you please update and let me know if it 
> is resolved?  There was both a deadlock and a copyonwrite panic as a 
> result of the softupdates journaling import.  I just fixed the deadlock 
> today.

Tried today's -CURRENT and unfortunately the behaviour is still same.

Roman Bogorodskiy