.
Thread 2 (Thread 0x7fe5047c9700 (LWP 17946)):
#0  0x00007fe50fc59dc3 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = 0
        result = <optimized out>
#1  0x00007fe5047edde0 in socket_do_iteration (transport=0x1130070, flags=6, timeout_milliseconds=<optimized out>) at ../../dbus/dbus-transport-socket.c:1125
        socket_transport = 0x1130070
        poll_fd = {fd = 6, events = 1, revents = 0}
        poll_res = <optimized out>
        poll_timeout = <optimized out>
#2  0x00007fe5047ecccd in _dbus_transport_do_iteration (transport=0x1130070, flags=<optimized out>, timeout_milliseconds=<optimized out>) at ../../dbus/dbus-transport.c:974
No locals.
#3  0x00007fe5047d7c05 in _dbus_connection_do_iteration_unlocked (connection=0x1130760, pending=<optimized out>, flags=6, timeout_milliseconds=25000) at ../../dbus/dbus-connection.c:1215
No locals.
#4  0x00007fe5047d906d in _dbus_connection_block_pending_call (pending=0x7fe4fc0011d0) at ../../dbus/dbus-connection.c:2499
        start_tv_sec = 44721
        start_tv_usec = 299609
        tv_sec = 44721
        tv_usec = 299722
        status = DBUS_DISPATCH_DATA_REMAINS
        connection = 0x1130760
        client_serial = 10
        timeout = 0x7fe4fc000f30
        timeout_milliseconds = 25000
        elapsed_milliseconds = <optimized out>
#5  0x00007fe5047d8524 in dbus_connection_send_with_reply_and_block (connection=0x1130760, message=0x1134150, timeout_milliseconds=-1, error=0x7fe5047c8b70) at ../../dbus/dbus-connection.c:3515
        reply = <optimized out>
        pending = 0x7fe4fc0011d0
        __FUNCTION__ = "dbus_connection_send_with_reply_and_block"
#6  0x00007fe504a17f21 in avahi_service_resolver_new (client=0x112fb80, interface=9, protocol=0, name=0x113354c "saned", type=0x1133558 "_sane-port._tcp", domain=0x113356c "local", aprotocol=-1, flags=0, callback=0x7fe504e320f0 <net_avahi_resolve_callback>, userdata=0x0) at resolver.c:271
        error = {name = 0x0, message = 0x0, dummy1 = 1, dummy2 = 0, dummy3 = 0, dummy4 = 1, dummy5 = 0, padding1 = 0x7fe5047c8cc8}
        r = <optimized out>
        message = 0x1134150
        reply = 0x0
        i_interface = 9
        i_protocol = 0
        i_aprotocol = -1
        u_flags = 0
        path = <optimized out>
        __PRETTY_FUNCTION__ = "avahi_service_resolver_new"
#7  0x00007fe504e31b5b in net_avahi_browse_callback (b=<optimized out>, interface=9, protocol=0, event=<optimized out>, name=0x113354c "saned", type=0x1133558 "_sane-port._tcp", domain=0x113356c "local", flags=<optimized out>, userdata=<optimized out>) at net.c:790
        proto = -1
#8  0x00007fe504a16c1b in avahi_service_browser_event (client=<optimized out>, event=AVAHI_BROWSER_NEW, message=0x1130ad0) at browser.c:775
        b = 0x1130d70
        error = {name = 0x0, message = 0x0, dummy1 = 1, dummy2 = 0, dummy3 = 0, dummy4 = 0, dummy5 = 0, padding1 = 0x1130ad0}
        path = 0x11339b8 "/Client18/ServiceBrowser1"
        name = 0x113354c "saned"
        type = 0x1133558 "_sane-port._tcp"
        domain = 0x113356c "local"
        interface = 9
        protocol = 0
        flags = 13
#9  0x00007fe504a131f9 in filter_func (bus=<optimized out>, message=0x1130ad0, userdata=0x112fb80) at client.c:245
        client = 0x112fb80
        error = {name = 0x0, message = 0x0, dummy1 = 1, dummy2 = 0, dummy3 = 0, dummy4 = 0, dummy5 = 0, padding1 = 0x7fe5047c8dc0}
        __PRETTY_FUNCTION__ = "filter_func"
#10 0x00007fe5047d89a6 in dbus_connection_dispatch (connection=0x1130760) at ../../dbus/dbus-connection.c:4603
        filter = <optimized out>
        next = 0x0
        message = 0x1130ad0
        link = <optimized out>
        filter_list_copy = 0x11337f8
        message_link = 0x112ff20
        result = DBUS_HANDLER_RESULT_NOT_YET_HANDLED
        pending = <optimized out>
        reply_serial = <optimized out>
        status = <optimized out>
        __FUNCTION__ = "dbus_connection_dispatch"
#11 0x00007fe504a19dd6 in dispatch_timeout_callback (t=<optimized out>, userdata=<optimized out>) at ../avahi-common/dbus-watch-glue.c:105
        d = 0x11302a0
#12 0x00007fe504c26630 in avahi_simple_poll_dispatch (s=0x112faa0) at simple-watch.c:570
        next_timeout = 0x112ffc0
        w = <optimized out>
        __PRETTY_FUNCTION__ = "avahi_simple_poll_dispatch"
#13 0x00007fe504c2691d in avahi_simple_poll_loop (s=0x112faa0) at simple-watch.c:646
        r = <optimized out>
        __PRETTY_FUNCTION__ = "avahi_simple_poll_loop"
#14 0x00007fe504c2699c in thread (userdata=0x112fa50) at thread-watch.c:71
        p = 0x112fa50
        mask = {__val = {18446744067267100671, 18446744073709551615 <repeats 15 times>}}
#15 0x00007fe50ea2ae9a in start_thread (arg=0x7fe5047c9700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7fe5047c9700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -3604839967076015215, 140621769820288, 140621599513024, 0, 3, 3617236983797883793, 3617257342997734289}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#16 0x00007fe50fc6577d in __lseek_nocancel () at ../sysdeps/unix/syscall-template.S:82
No locals.
#17 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7fe510330700 (LWP 17938)):
#0  _dbus_list_unlink (list=0x7fe4fc000c20, link=0x0) at ../../dbus/dbus-list.c:510
No locals.
#1  0x00007fe5047e16b0 in _dbus_message_remove_counter (message=0x7fe4fc000bb0, counter=0x113bd90, link_return=0x7fff2930ecc8) at ../../dbus/dbus-message.c:302
        link = 0x0
#2  0x00007fe5047d52fe in _dbus_connection_message_sent (connection=0x113bc80, message=0x7fe4fc000bb0) at ../../dbus/dbus-connection.c:650
        link = 0x112fde8
#3  0x00007fe5047edc6c in do_writing (transport=<optimized out>) at ../../dbus/dbus-transport-socket.c:680
        bytes_written = <optimized out>
        message = 0x7fe4fc000bb0
        body = 0x7fe4fc000c00
        body_len = <optimized out>
        total_bytes_to_write = 128
        header = 0x7fe4fc000bb8
        header_len = 128
        total = 128
#4  do_writing (transport=0x113b590) at ../../dbus/dbus-transport-socket.c:494
        socket_transport = 0x113b590
#5  0x00007fe5047ede52 in socket_do_iteration (transport=0x113b590, flags=<optimized out>, timeout_milliseconds=<optimized out>) at ../../dbus/dbus-transport-socket.c:1164
        need_read = 0
        need_write = 1
        authentication_completed = 0
        socket_transport = 0x113b590
        poll_fd = {fd = 7, events = 5, revents = 4}
        poll_res = 1
        poll_timeout = <optimized out>
#6  0x00007fe5047ecccd in _dbus_transport_do_iteration (transport=0x113b590, flags=<optimized out>, timeout_milliseconds=<optimized out>) at ../../dbus/dbus-transport.c:974
No locals.
#7  0x00007fe5047d7c05 in _dbus_connection_do_iteration_unlocked (connection=0x113bc80, pending=<optimized out>, flags=7, timeout_milliseconds=-1) at ../../dbus/dbus-connection.c:1215
No locals.
#8  0x00007fe5047d8de4 in _dbus_connection_flush_unlocked (connection=0x113bc80) at ../../dbus/dbus-connection.c:3559
No locals.
#9  0x00007fe5047d8f01 in _dbus_connection_block_pending_call (pending=0x113b410) at ../../dbus/dbus-connection.c:2371
        start_tv_sec = <optimized out>
        start_tv_usec = <optimized out>
        tv_sec = <optimized out>
        tv_usec = <optimized out>
        status = <optimized out>
        connection = 0x113bc80
        client_serial = <optimized out>
        timeout = <optimized out>
        timeout_milliseconds = <optimized out>
        elapsed_milliseconds = <optimized out>
#10 0x00007fe5047d8524 in dbus_connection_send_with_reply_and_block (connection=0x113bc80, message=0x7fe4fc000bb0, timeout_milliseconds=-1, error=0x7fe503fc8300) at ../../dbus/dbus-connection.c:3515
        reply = <optimized out>
        pending = 0x113b410
        __FUNCTION__ = "dbus_connection_send_with_reply_and_block"
#11 0x00007fe5047d3b74 in dbus_bus_register (connection=0x113bc80, error=0x7fe503fc8300) at ../../dbus/dbus-bus.c:698
        message = 0x7fe4fc000bb0
        reply = <optimized out>
        name = <optimized out>
        bd = 0x113b460
        retval = 0
        __FUNCTION__ = "dbus_bus_register"
#12 0x00007fe5047d3e64 in internal_bus_get (type=DBUS_BUS_SYSTEM, private=0, error=0x7fe503fc8300) at ../../dbus/dbus-bus.c:491
        address = <optimized out>
        connection = 0x113bc80
        bd = <optimized out>
        address_type = DBUS_BUS_SYSTEM
        __FUNCTION__ = "internal_bus_get"
#13 0x00007fe503db0272 in InitDbus () at scan/sane/io.c:49
No locals.
#14 0x00007fe503da964c in sane_hpaio_init (pVersionCode=0x7fff2930f02c, authorize=<optimized out>) at scan/sane/hpaio.c:1629
No locals.
#15 0x00007fe50ff33910 in init (be=0x10e52c0) at dll.c:612
        status = <optimized out>
        version = 0
#16 0x00007fe50ff342cd in sane_dll_get_devices (device_list=0x7fff2930f170, local_only=0) at dll.c:1053
        be_list = 0x1130c80
        be = 0x10e52c0
        status = <optimized out>
        full_name = <optimized out>
        i = <optimized out>
        num_devs = <optimized out>
        len = <optimized out>
#17 0x0000000000401b7b in main (argc=2, argv=0x7fff293112c8) at scanimage.c:1806
        i = 0
        ch = 76
        index = <optimized out>
        all_options_len = <optimized out>
        device_list = <optimized out>
        num_dev_options = 0
        devname = 0x0
        defdevname = 0x0
        format = 0x0
        readbuf = "\000"
        readbuf2 = 0x0
        batch = 0
        batch_prompt = 0
        batch_count = -1
        batch_start_at = 1
        batch_increment = 1
        status = <optimized out>
        full_optstring = <optimized out>
        version_code = <optimized out>