Comment 1 for bug 334548

Here's a gdb backtrace with symbols:

 bt
#0 0x00007f5bda3ab015 in raise () from /lib/libc.so.6
#1 0x00007f5bda3acb83 in abort () from /lib/libc.so.6
#2 0x00007f5bda3ec0c8 in ?? () from /lib/libc.so.6
#3 0x00007f5bda3f1a58 in ?? () from /lib/libc.so.6
#4 0x00007f5bda3f40a6 in free () from /lib/libc.so.6
#5 0x00007f5bdaf9db39 in _dbus_directory_get_next_file (iter=0x7f5bdb5d87e0,
    filename=0x7fffe2fb6660, error=0x7fffe2fb6620)
    at dbus-sysdeps-util-unix.c:769
#6 0x00007f5bdaf718c6 in update_directory (activation=0x7f5bdb5db790,
    s_dir=0x7f5bdb5dcad0, error=0x7fffe2fb6900) at activation.c:578
#7 0x00007f5bdaf72f17 in bus_activation_new (context=<value optimized out>,
    address=<value optimized out>, directories=0x7f5bdb5d97b0,
    error=0x7fffe2fb6900) at activation.c:835
#8 0x00007f5bdaf73b45 in process_config_every_time (context=0x7f5bdb5d85e0,
    parser=0x7f5bdb5d9760, is_reload=0, error=0x7fffe2fb6900) at bus.c:497
#9 0x00007f5bdaf7414f in bus_context_new (config_file=0x7f5bdb5dc9b0,
    force_fork=FORK_FOLLOW_CONFIG_FILE, print_addr_pipe=0x7fffe2fb69c0,
    print_pid_pipe=0x7fffe2fb69b0, error=0x7fffe2fb6900) at bus.c:615
#10 0x00007f5bdaf83611 in main (argc=2, argv=<value optimized out>)
    at main.c:443
(gdb)