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Re: [Linux-cluster] GFS: assertion failure in add_to_queue Robert Clark Fri Mar 21 18:03:47 2008

On Fri, 2008-01-04 at 15:49 +0100, Ferenc Wagner wrote:

> I'm using a 1-node GFS1 "cluster" with DLM locking and sporadically
> (say once a week) get the following in the kernel logs (Linux 2.6.23):
> 
> GFS: fsid=noc:cricket.0: warning: assertion "(tmp_gh->gh_flags & 
> GL_LOCAL_EXCL) || !(gh->gh_flags & GL_LOCAL_EXCL)" failed
> GFS: fsid=noc:cricket.0:   function = add_to_queue
> GFS: fsid=noc:cricket.0:   file = 
> /home/wferi/cluster/cluster-2.01.00/gfs-kernel/src/gfs/glock.c, line = 1420
> GFS: fsid=noc:cricket.0:   time = 1197666253

  Could be this:

    https://bugzilla.redhat.com/show_bug.cgi?id=272301

We're seeing it too. The trigger is a process attempting multiple locks
on a single file. Occasionally it seems to cause an oops & panic as
well.

  As far as I know, there's no fix available for it at the moment.

        Robert

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