(ITS#7469) MDB double free when slapcatting a subtree - openldap-bugs

10 Dec 2012


      Full_Name: Quanah Gibson-Mount
Version: RE24 12/10/2012
OS: Linux 2.6
URL: ftp://ftp.openldap.org/incoming/
Submission from: (NULL) (74.196.25.250)
zimbra@zre-ldap001:~$ /opt/zimbra/openldap/sbin/slapcat -F
/opt/zimbra/data/ldap/config -b "" -s "cn=zimbra" -l /tmp/z.ldif
*** glibc detected *** /opt/zimbra/openldap/sbin/slapcat: double free or
corruption (fasttop): 0x00000000025a8310 ***
======= Backtrace: =========
/lib/libc.so.6(+0x77806)[0x7fbe15574806]
/lib/libc.so.6(cfree+0x73)[0x7fbe1557b0d3]
/opt/zimbra/openldap-2.4.33.3z/lib/liblber-2.4.so.2(ber_memfree_x+0x39)[0x7fbe16b63e91]
/opt/zimbra/openldap/sbin/slapcat(ch_free+0x49)[0x463bef]
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/back_mdb-2.4.so.2(mdb_entry_return+0xb9)[0x7fbe129f387a]
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/back_mdb-2.4.so.2(mdb_entry_release+0x41)[0x7fbe129f38ec]
/opt/zimbra/openldap/sbin/slapcat(overlay_entry_release_ov+0x201)[0x4d421e]
/opt/zimbra/openldap/sbin/slapcat[0x4d430d]
/opt/zimbra/openldap/sbin/slapcat(be_entry_release_rw+0x50)[0x4507ca]
/opt/zimbra/openldap/sbin/slapcat(slapcat+0x536)[0x4d9815]
/opt/zimbra/openldap/sbin/slapcat(main+0x161)[0x4158f0]
/lib/libc.so.6(__libc_start_main+0xfd)[0x7fbe1551bc4d]
/opt/zimbra/openldap/sbin/slapcat[0x415139]
======= Memory map: ========
00400000-00555000 r-xp 00000000 fb:00 7352232                           
/opt/zimbra/openldap-2.4.33.3z/sbin/slapd
00755000-00756000 r--p 00155000 fb:00 7352232                           
/opt/zimbra/openldap-2.4.33.3z/sbin/slapd
00756000-0075f000 rw-p 00156000 fb:00 7352232                           
/opt/zimbra/openldap-2.4.33.3z/sbin/slapd
0075f000-007b2000 rw-p 00000000 00:00 0
0203d000-025e8000 rw-p 00000000 00:00 0                                  [heap]
7faa0c000000-7faa0c021000 rw-p 00000000 00:00 0
7faa0c021000-7faa10000000 ---p 00000000 00:00 0
7faa11959000-7faa1196f000 r-xp 00000000 fb:00 262196                    
/lib/libgcc_s.so.1
7faa1196f000-7faa11b6e000 ---p 00016000 fb:00 262196                    
/lib/libgcc_s.so.1
7faa11b6e000-7faa11b6f000 r--p 00015000 fb:00 262196                    
/lib/libgcc_s.so.1
7faa11b6f000-7faa11b70000 rw-p 00016000 fb:00 262196                    
/lib/libgcc_s.so.1
7faa11b75000-7fbe11b75000 r--s 00000000 fb:00 7351893                   
/opt/zimbra/data/ldap/mdb/db/data.mdb
7fbe11b75000-7fbe11d76000 rw-p 00000000 00:00 0
7fbe11d76000-7fbe11d78000 r-xp 00000000 fb:00 7352301                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/noopsrch.so.0.0.0
7fbe11d78000-7fbe11f77000 ---p 00002000 fb:00 7352301                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/noopsrch.so.0.0.0
7fbe11f77000-7fbe11f78000 r--p 00001000 fb:00 7352301                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/noopsrch.so.0.0.0
7fbe11f78000-7fbe11f79000 rw-p 00002000 fb:00 7352301                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/noopsrch.so.0.0.0
7fbe11f79000-7fbe11f80000 r-xp 00000000 fb:00 7352321                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/unique-2.4.so.2.8.5
7fbe11f80000-7fbe12180000 ---p 00007000 fb:00 7352321                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/unique-2.4.so.2.8.5
7fbe12180000-7fbe12181000 r--p 00007000 fb:00 7352321                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/unique-2.4.so.2.8.5
7fbe12181000-7fbe12182000 rw-p 00008000 fb:00 7352321                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/unique-2.4.so.2.8.5
7fbe12182000-7fbe1218a000 r-xp 00000000 fb:00 7352272                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/dynlist-2.4.so.2.8.5
7fbe1218a000-7fbe12389000 ---p 00008000 fb:00 7352272                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/dynlist-2.4.so.2.8.5
7fbe12389000-7fbe1238a000 r--p 00007000 fb:00 7352272                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/dynlist-2.4.so.2.8.5
7fbe1238a000-7fbe1238b000 rw-p 00008000 fb:00 7352272                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/dynlist-2.4.so.2.8.5
7fbe1238b000-7fbe12398000 r-xp 00000000 fb:00 7352348                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/accesslog-2.4.so.2.8.5
7fbe12398000-7fbe12597000 ---p 0000d000 fb:00 7352348                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/accesslog-2.4.so.2.8.5
7fbe12597000-7fbe12598000 r--p 0000c000 fb:00 7352348                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/accesslog-2.4.so.2.8.5
7fbe12598000-7fbe12599000 rw-p 0000d000 fb:00 7352348                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/accesslog-2.4.so.2.8.5
7fbe12599000-7fbe125a9000 r-xp 00000000 fb:00 7352294                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/syncprov-2.4.so.2.8.5
7fbe125a9000-7fbe127a8000 ---p 00010000 fb:00 7352294                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/syncprov-2.4.so.2.8.5
7fbe127a8000-7fbe127a9000 r--p 0000f000 fb:00 7352294                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/syncprov-2.4.so.2.8.5
7fbe127a9000-7fbe127aa000 rw-p 00010000 fb:00 7352294                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/syncprov-2.4.so.2.8.5
7fbe127aa000-7fbe127c8000 r-xp 00000000 fb:00 7352252                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/back_monitor-2.4.so.2.8.5
7fbe127c8000-7fbe129c7000 ---p 0001e000 fb:00 7352252                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/back_monitor-2.4.so.2.8.5
7fbe129c7000-7fbe129c8000 r--p 0001d000 fb:00 7352252                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/back_monitor-2.4.so.2.8.5
7fbe129c8000-7fbe129ca000 rw-p 0001e000 fb:00 7352252                   
/opt/zimbra/openldap-2.4.33.3z/sbin/openldap/back_monitor-2.4.so.2.8.5Aborted