On 08/15/2012 03:20 PM, Myklebust, Trond wrote: >> (gdb) list *(nfs_lookup_revalidate+0x2d) >> 0x59cd is in nfs_lookup_revalidate (/usr/src/debug/kernel-default-3.5.1/linux-3.5/fs/nfs/dir.c:1129). >> 1124 struct dentry *parent; >> 1125 struct nfs_fh *fhandle = NULL; >> 1126 struct nfs_fattr *fattr = NULL; >> 1127 int error; >> 1128 >> 1129 if (nd->flags & LOOKUP_RCU) > > Bummer... We check if 'nd' is NULL everywhere except here... > > OK. Changing the above line to > > if (nd && (nd->flags & LOOKUP_RCU)) > > will fix the problem. Ok, great ! Do you think this fix will go into 3.5.2 ? Thanks again, Richard -- Richard Ems mail: Richard.Ems@xxxxxxxxxxxxxxxxx Cape Horn Engineering S.L. C/ Dr. J.J. Dómine 1, 5º piso 46011 Valencia Tel : +34 96 3242923 / Fax 924 http://www.cape-horn-eng.com -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html