On Tue, May 21, 2013 at 06:52:57PM -0400, Dave Jones wrote: > [ 464.210598] XFS: Assertion failed: (mask & (ATTR_MODE|ATTR_UID|ATTR_GID|ATTR_ATIME|ATTR_ATIME_SET| ATTR_MTIME_SET|ATTR_KILL_SUID|ATTR_KILL_SGID| ATTR_KILL_PRIV|ATTR_TIMES_SET)) == 0, file: fs/xfs/xfs_iops.c, line: 719 Never seen that fire before, but this is why we have ASSERT()s like this - we're being handed something by the VFS we don't expect... Can you give me some context of the file permissions before the syscall and what the syscall parameters are? i.e. is this likely to be trying to strip SUID/SGID during the truncate operation? Cheers, Dave. -- Dave Chinner david@xxxxxxxxxxxxx _______________________________________________ xfs mailing list xfs@xxxxxxxxxxx http://oss.sgi.com/mailman/listinfo/xfs