Re: "recursive lock for object" & "unlocking unheld lock" in smb

On Wednesday 27 September 2006 10:01, Alexander Leidinger wrote:
Hi,

yesterday I rsynced a smb share from a samba-3.0.x server (FreeBSD 4)
via a smb mount (current from Sep 23) "locally" (mount -t smbfs from
the samba server and rsync a/ b/; most easy solution to convert some
ISO-8859-1 filenames to UTF-8 ("dos charset = UTF8" in smb.conf!)
while moving to another system).

Today I noticed the following in the daily mail on the -current system:

If you are willing to panic your box, can you try the patch below and get a
crashdump when it panics? Then, send me the stack trace from the panic (and
keep the crashdump around). Thanks.

Index: smb_conn.c
===================================================================
RCS file: /usr/cvs/src/sys/netsmb/smb_conn.c,v
retrieving revision 1.17
diff -u -r1.17 smb_conn.c
--- smb_conn.c 17 Jul 2006 16:12:59 -0000 1.17
+++ smb_conn.c 27 Sep 2006 15:42:35 -0000
@@ -350,6 +350,7 @@
if (smb_co_lockstatus(cp, td) == LK_EXCLUSIVE &&
(flags & LK_CANRECURSE) == 0) {
SMBERROR("recursive lock for object %d\n", cp->co_level);
+ panic("rescursive lock for object %p", cp);
return 0;
}
return lockmgr(&cp->co_lock, flags, &cp->co_interlock, td);


--
John Baldwin
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