(gdb) bt
#0  0x00007fdd2a7b3925 in raise (sig=6)
    at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#1  0x00007fdd2a7b5105 in abort () at abort.c:92
#2  0x00007fdd2a7f1837 in __libc_message (do_abort=2, 
    fmt=0x7fdd2a8d9ac0 "*** glibc detected *** %s: %s: 0x%s ***\n")
    at ../sysdeps/unix/sysv/linux/libc_fatal.c:198
#3  0x00007fdd2a7f7166 in malloc_printerr (action=3, 
    str=0x7fdd2a8d7c15 "realloc(): invalid old size", 
    ptr=<value optimized out>) at malloc.c:6332
#4  0x00007fdd2a7fcc17 in _int_realloc (av=0x7fdd2ab10e80, 
    oldp=0x7fdce4004800, oldsize=<value optimized out>, nb=912)
    at malloc.c:5280
#5  0x00007fdd2a7fcdd5 in __libc_realloc (oldmem=0x7fdce4004810, bytes=896)
    at malloc.c:3826
#6  0x00007fdd2cd04c2c in slapi_ch_realloc (block=0x7fdce4004810 "@]\243", 
    size=896) at ldap/servers/slapd/ch_malloc.c:199
#7  0x00007fdd2cd45f2a in pagedresults_parse_control_value (
    pb=<value optimized out>, psbvp=<value optimized out>, 
    pagesize=<value optimized out>, index=0x7fdcf6de978c)
    at ldap/servers/slapd/pagedresults.c:116
#8  0x00007fdd2cd43353 in op_shared_search (pb=0xf4ae40, send_result=1)
    at ldap/servers/slapd/opshared.c:464
#9  0x0000000000426591 in do_search (pb=0xf4ae40)
---Type <return> to continue, or q <return> to quit--- 
    at ldap/servers/slapd/search.c:355
#10 0x000000000041431a in connection_dispatch_operation ()
    at ldap/servers/slapd/connection.c:622
#11 connection_threadmain () at ldap/servers/slapd/connection.c:2339
#12 0x00007fdd2b1799a6 in _pt_root (arg=0xf3ff90)
    at ../../../nspr/pr/src/pthreads/ptthread.c:204
#13 0x00007fdd2ab1c9d1 in start_thread (arg=0x7fdcf6dea700)
    at pthread_create.c:301
#14 0x00007fdd2a869b6d in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115