.
Thread 2 (Thread 1756):
#0  0x00d87416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x00259e36 in __poll (fds=0x8ab4cf0, nfds=3, timeout=1457) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <value optimized out>
        oldtype = -516
        result = <value optimized out>
#2  0x0054784b in g_poll (fds=0x8ab4cf0, nfds=3, timeout=1457) at /build/buildd/glib2.0-2.28.3/./glib/gpoll.c:132
No locals.
#3  0x005371af in g_main_context_poll (context=0x8a9a410, block=5535776, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.3/./glib/gmain.c:3404
        poll_func = 0x547820 <g_poll>
#4  g_main_context_iterate (context=0x8a9a410, block=5535776, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.3/./glib/gmain.c:3086
        max_priority = 2147483647
        timeout = 1457
        some_ready = <value optimized out>
        nfds = 3
        allocated_nfds = <value optimized out>
        fds = 0x8ab4cf0
#5  0x0053792b in g_main_loop_run (loop=0x8a9ab78) at /build/buildd/glib2.0-2.28.3/./glib/gmain.c:3299
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#6  0x0805a514 in daemon_main (argc=4, argv=0xbf86a5d4, max_job_threads=10, default_type=0x806ef6c "ftp", mountable_name=0x0, first_type_name=0x806ef6c "ftp") at daemon-main.c:294
        var_args = <value optimized out>
        connection = <value optimized out>
        loop = <value optimized out>
        daemon = 0x8a75f20
        derror = {name = 0x0, message = 0x0, dummy1 = 1, dummy2 = 0, dummy3 = 0, dummy4 = 1, dummy5 = 1, padding1 = 0x174}
        mount_spec = <value optimized out>
        mount_source = <value optimized out>
        error = 0x0
        res = <value optimized out>
        type = <value optimized out>
#7  0x0805a676 in main (argc=4, argv=0xbf86a5d4) at daemon-main-generic.c:39
No locals.
.
Thread 1 (Thread 1757):
#0  0x00d87416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x001c2e71 in raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
        resultvar = <value optimized out>
        resultvar = <value optimized out>
        pid = 3100660
        selftid = 1757
#2  0x001c634e in abort () at abort.c:92
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x4f8b50, sa_sigaction = 0x4f8b50}, sa_mask = {__val = {3074609188, 1669748, 0, 3079273960, 5, 0, 1, 3079278592, 3105728, 145632144, 3074609096, 2130973, 3074609128, 5614394, 6078452, 145632144, 3074609128, 5495942, 0, 0, 3074609264, 6078452, 3079278592, 5254737, 3079279288, 5627486, 145632144, 0, 3074609276, 4, 145363368, 3100660}}, sa_flags = 3105728, sa_restorer = 0x204ce5 <_int_free+21>}
        sigs = {__val = {32, 0 <repeats 31 times>}}
#3  0x0055e3a0 in g_assertion_message (domain=0x0, file=0x806eebf "gvfsbackendftp.c", line=384, func=0x806f26c "g_vfs_backend_ftp_finalize", message=<value optimized out>) at /build/buildd/glib2.0-2.28.3/./glib/gtestutils.c:1358
        lstr = "384\000\364\277\\\000\364\277\\\000(\321B\267,zU\000%\314\251\b\203\260X\000\320z\031"
        s = 0x8aa10e0 "\360c/"
#4  0x0055e97d in g_assertion_message_expr (domain=0x0, file=0x806eebf "gvfsbackendftp.c", line=384, func=0x806f26c "g_vfs_backend_ftp_finalize", expr=0x806ef19 "ftp->queue == NULL") at /build/buildd/glib2.0-2.28.3/./glib/gtestutils.c:1369
        s = 0x8a9cc00 "assertion failed: (ftp->queue == NULL)"
#5  0x080557e0 in g_vfs_backend_ftp_finalize (object=0x8a9d038) at gvfsbackendftp.c:384
        ftp = 0x8a9d038
        __PRETTY_FUNCTION__ = "g_vfs_backend_ftp_finalize"
#6  0x0011d98c in g_object_unref (_object=0x8a9d038) at /build/buildd/glib2.0-2.28.3/./gobject/gobject.c:2734
        object = 0x8a9d038
        old_ref = <value optimized out>
        __PRETTY_FUNCTION__ = "g_object_unref"
#7  0x08060f71 in g_vfs_job_mount_finalize (object=0x8a9e010) at gvfsjobmount.c:52
        job = 0x8a9e010
#8  0x0011d98c in g_object_unref (_object=0x8a9e010) at /build/buildd/glib2.0-2.28.3/./gobject/gobject.c:2734
        object = 0x8a9e010
        old_ref = <value optimized out>
        __PRETTY_FUNCTION__ = "g_object_unref"
#9  0x0805fef5 in g_vfs_job_run (job=0x8a9e010) at gvfsjob.c:200
        class = 0x8a9cf38
#10 0x0805b13e in job_handler_callback (data=0x8a9e010, user_data=0x8a75f20) at gvfsdaemon.c:144
        job = <value optimized out>
#11 0x00562a39 in g_thread_pool_thread_proxy (data=0x8a9ac48) at /build/buildd/glib2.0-2.28.3/./glib/gthreadpool.c:319
        task = 0x0
        pool = 0x8a9ac48
#12 0x005602df in g_thread_create_proxy (data=0x8a9f4b8) at /build/buildd/glib2.0-2.28.3/./glib/gthread.c:1897
        thread = 0x8a9f4b8
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#13 0x00fa7e99 in start_thread (arg=0xb742db70) at pthread_create.c:304
        pd = 0xb742db70
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {16482292, 0, 4001536, -1220357064, 1300198063, 1009058240}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <value optimized out>
        robust = <value optimized out>
        pagesize_m1 = <value optimized out>
        sp = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#14 0x002685fe in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.