slapd crashes when adding entries (ITS#2704)

[dieter@dkluenter.de]

Full_Name: Dieter Kluenter
Version: HEAD
OS: Linux
URL: ftp://ftp.openldap.org/incoming/
Submission from: (NULL) (62.134.92.106)


When adding or modifying an entry, slapd crashes, as the backtrace shows.

(gdb) bt
#0  0x401ed906 in sigsuspend () from /lib/libc.so.6
#1  0x401b27f0 in __pthread_wait_for_restart_signal ()
   from /lib/libpthread.so.0
#2  0x401af8ac in pthread_join () from /lib/libpthread.so.0
#3  0x081078e6 in ldap_pvt_thread_join ()
#4  0x08080ece in slapd_daemon ()
#5  0x08077e60 in main ()
#6  0x401dc7ee in __libc_start_main () from /lib/libc.so.6
(gdb) quit