Thread 33 (Thread 0x7f464e7fc700 (LWP 3402)):
#0  __lll_lock_wait ()
    at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
#1  0x0000003c81e09cdc in _L_lock_1020 () from /usr/lib64/libpthread.so.0
#2  0x0000003c81e09c85 in __GI___pthread_mutex_lock (
    mutex=mutex@entry=0xc7f4a8) at pthread_mutex_lock.c:104
#3  0x0000003c95a236f9 in PR_Lock (lock=lock@entry=0xc7f4a8)
    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:174
#4  0x0000003c95a23ceb in PR_EnterMonitor (mon=0xc7f4a0)
    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:529
#5  0x00007f465a09709e in dblayer_lock_backend (be=0xcffcc0)
    at ldap/servers/slapd/back-ldbm/dblayer.c:3894
#6  0x00007f465a096830 in dblayer_txn_begin (be=0xcffcc0, parent_txn=0x0,
    txn=0x7f464e7f9b00) at ldap/servers/slapd/back-ldbm/dblayer.c:3625
#7  0x00007f465a0cd659 in ldbm_back_delete (pb=0x7f463c0062d0)
    at ldap/servers/slapd/back-ldbm/ldbm_delete.c:251
#8  0x00007f465d85f632 in op_shared_delete (pb=0x7f463c0062d0)
    at ldap/servers/slapd/delete.c:364
#9  0x00007f465d85f1b7 in delete_internal_pb (pb=0x7f463c0062d0)
    at ldap/servers/slapd/delete.c:242
#10 0x00007f465d85f03c in slapi_delete_internal_pb (pb=0x7f463c0062d0)
    at ldap/servers/slapd/delete.c:185
#11 0x00007f465a53054a in dna_update_config_event (event_time=1371598572,
    arg=0x0) at ldap/servers/plugins/dna/dna.c:1364
#12 0x00007f465d875ac5 in eq_call_all () at ldap/servers/slapd/eventq.c:312
#13 0x00007f465d875c65 in eq_loop (arg=0x0) at ldap/servers/slapd/eventq.c:359
#14 0x0000003c95a28e23 in _pt_root (arg=0xee2e20)
    at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
#15 0x0000003c81e07d15 in start_thread (arg=0x7f464e7fc700)
    at pthread_create.c:308
#16 0x0000003c81af248d in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 10 (Thread 0x7f4635ff3700 (LWP 3425)):
#0  __lll_lock_wait ()
    at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
#1  0x0000003c81e09cdc in _L_lock_1020 () from /usr/lib64/libpthread.so.0
#2  0x0000003c81e09c85 in __GI___pthread_mutex_lock (
    mutex=mutex@entry=0xee8eb0) at pthread_mutex_lock.c:104
#3  0x0000003c95a236f9 in PR_Lock (lock=0xee8eb0)
    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:174
#4  0x00007f465d8d7c63 in slapi_lock_mutex (mutex=0xee8eb0)
    at ldap/servers/slapd/slapi2nspr.c:101
#5  0x00007f465a531eb6 in dna_get_next_value (config_entry=0xec78a0,
    next_value_ret=0x7f4635fee488) at ldap/servers/plugins/dna/dna.c:2155
#6  0x00007f465a53533f in dna_be_txn_pre_op (pb=0x7f4635ff2aa0, modtype=1)
    at ldap/servers/plugins/dna/dna.c:3798
#7  0x00007f465a534c4a in dna_be_txn_add_pre_op (pb=0x7f4635ff2aa0)
    at ldap/servers/plugins/dna/dna.c:3596
#8  0x00007f465d8b4461 in plugin_call_func (list=0xc2d940, operation=460,
    pb=0x7f4635ff2aa0, call_one=0) at ldap/servers/slapd/plugin.c:1453
#9  0x00007f465d8b4321 in plugin_call_list (list=0xc0f720, operation=460,
    pb=0x7f4635ff2aa0) at ldap/servers/slapd/plugin.c:1415
#10 0x00007f465d8b268c in plugin_call_plugins (pb=0x7f4635ff2aa0,
    whichfunction=460) at ldap/servers/slapd/plugin.c:398
#11 0x00007f465a0c1b39 in ldbm_back_add (pb=0x7f4635ff2aa0)
    at ldap/servers/slapd/back-ldbm/ldbm_add.c:783
#12 0x00007f465d850577 in op_shared_add (pb=0x7f4635ff2aa0)
    at ldap/servers/slapd/add.c:735
#13 0x00007f465d84f691 in do_add (pb=0x7f4635ff2aa0)
    at ldap/servers/slapd/add.c:258
#14 0x0000000000414dc4 in connection_dispatch_operation (conn=0x7f465409a560,
    op=0xecffb0, pb=0x7f4635ff2aa0) at ldap/servers/slapd/connection.c:637
#15 0x0000000000416a4f in connection_threadmain ()
    at ldap/servers/slapd/connection.c:2479
#16 0x0000003c95a28e23 in _pt_root (arg=0xec6fe0)
    at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
#17 0x0000003c81e07d15 in start_thread (arg=0x7f4635ff3700)
    at pthread_create.c:308
#18 0x0000003c81af248d in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114