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Bug 455357 - slapd crashes in modify operation on dbd database
Summary: slapd crashes in modify operation on dbd database
Alias: None
Product: Fedora
Classification: Fedora
Component: openldap
Version: 9
Hardware: i386
OS: Linux
Target Milestone: ---
Assignee: Jan Zeleny
QA Contact: Fedora Extras Quality Assurance
Depends On:
TreeView+ depends on / blocked
Reported: 2008-07-15 02:09 UTC by Frantisek Hanzlik
Modified: 2009-03-19 15:10 UTC (History)
0 users

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Last Closed: 2009-03-19 15:10:13 UTC

Attachments (Terms of Use)

Description Frantisek Hanzlik 2008-07-15 02:09:27 UTC
Description of problem:
When modify existing entry in dbd DB slapd crashes with message:

slapd: /build/buildd/openldap2.3-2.4.7/servers/slapd/schema_init.c:366:
octetStringIndexer: Assertion `i > 0' failed.

Version-Release number of selected component (if applicable):

How reproducible:
always when user modify record in ldap address book.

Steps to Reproduce:
ldap DB is accessed from web app (PHP script). I not tried invoke crash via e.g.
Actual results:
slapd crashes with SIGABRT

Expected results:
slightly stable goings

Additional info:
- bug appeared after upgrade F6 -> F9.
- it appears as this bug is already reported in Ubuntu and Debian distros:
(there are patches for it too)

Comment 1 Frantisek Hanzlik 2008-07-15 12:10:48 UTC
After applying Ubuntu patch, slapd no longer crashes and work OK.
Slightly modified patch version for openldap 2.4.8 :

diff -ur openldap-2.4.8.orig/servers/slapd/back-bdb/modify.c
--- openldap-2.4.8.orig/servers/slapd/back-bdb/modify.c	2008-02-12
00:26:46.000000000 +0100
+++ openldap-2.4.8/servers/slapd/back-bdb/modify.c	2008-07-15 04:30:35.000000000
@@ -283,7 +283,7 @@
 				/* attribute was completely deleted */
 				vals = ap->a_nvals;
-			if ( !BER_BVISEMPTY( vals )) {
+			if ( !BER_BVISNULL( vals )) {
 				rc = bdb_index_values( op, tid, ap->a_desc,
 					vals, e->e_id, SLAP_INDEX_DELETE_OP );
 				if ( rc != LDAP_SUCCESS ) {
diff -ur openldap-2.4.8.orig/servers/slapd/modify.c
--- openldap-2.4.8.orig/servers/slapd/modify.c	2008-02-12 00:26:44.000000000 +0100
+++ openldap-2.4.8/servers/slapd/modify.c	2008-07-15 04:30:35.000000000 +0200
@@ -589,6 +589,7 @@
 					ml->sml_values[nvals] = pval;
+			ml->sml_values[nvals].bv_len = 0;
 			ml->sml_numvals = nvals;

Comment 2 Jan Safranek 2008-07-16 11:36:38 UTC
I haven't forgotten the bug, currently I plan to rebase openldap to
openldap-2.4.10 to fix another issue. This bug would be fixed as side-effect...
Stay tuned.

Comment 3 Fedora Update System 2008-07-21 08:19:15 UTC
openldap-2.4.10-1.fc9 has been submitted as an update for Fedora 9

Comment 4 Fedora Update System 2008-07-23 07:20:56 UTC
openldap-2.4.10-1.fc9 has been pushed to the Fedora 9 testing repository.  If problems still persist, please make note of it in this bug report.
 If you want to test the update, you can install it with 
 su -c 'yum --enablerepo=updates-testing update openldap'.  You can provide feedback for this update here:

Comment 5 Frantisek Hanzlik 2008-07-23 21:35:41 UTC
After working 1 day with openldap 2.4.10, all looks fine, and described problem
is avay.

Comment 6 Fedora Update System 2008-08-07 23:51:03 UTC
openldap-2.4.10-1.fc9 has been pushed to the Fedora 9 stable repository.  If problems still persist, please make note of it in this bug report.

Comment 7 Fedora Admin XMLRPC Client 2009-03-19 07:36:58 UTC
This package has changed ownership in the Fedora Package Database.  Reassigning to the new owner of this component.

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