System Panic

[Kris Kennaway]

On Fri, Mar 10, 2006 at 10:06:57AM +0800, Jahilliya wrote:
> On 3/10/06, Kris Kennaway <kris at obsecurity.org> wrote:
> >
> > On Fri, Mar 10, 2006 at 09:48:08AM +0800, Jahilliya wrote:
> > > On 3/10/06, Kris Kennaway <kris at obsecurity.org> wrote:
> > > >
> > > > On Fri, Mar 10, 2006 at 08:38:35AM +0800, Jahilliya wrote:
> > > > > Hey,
> > > > >
> > > > > Got this error on FreeBSD 6.0-RELEASE-p5
> > > > >
> > > > > panic: lockmgr: locking against myself
> > > >
> > > > Try updating to 6.1, many of these panics have been fixed.
> > >
> > >
> > > It's going to be for a production server and 6.1 is still under
> > development
> > > so I'd rather not at this time
> > >
> > > I did however find out what caused the panic, it was my friend unionfs.
> > I
> > > had a unionfs mount setup for the system distfiles to mount over the
> > > distfiles directory in one of my ports.
> >
> > OK, that's documented to be broken.
> 
> 
> 
> I know now, is a shame it worked fine for me under 4.x and now it spits the
> dummy under 6 :(

There's an unofficial patch floating around that might help, but
basically unionfs has been badly broken since the 2.x days or earlier,
so if it worked for you then you were just very lucky :-)

Kris

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