Hit this today,
It claims to be a track change signal as far as I can tell, but there was
no music playing at the time... :-(
gdb logs:
bt
#0 __strcmp_ssse3 () at ../sysdeps/i386/i686/multiarch/strcmp-ssse3.S:75
#1 0xb7313450 in cb_signal_dispatcher (conn=0x97d52f0, msg=0x9ae2218) at
e_dbus_signal.c:224
#2 0xb730f3a2 in e_dbus_filter (conn=0x9823880, message=0x9ae2218,
user_data=0x97d52f0) at e_dbus.c:387
#3 0xb72cf7d3 in dbus_connection_dispatch () from
/lib/i386-linux-gnu/libdbus-1.so.3
#4 0xb730f4fd in e_dbus_idler (data=0x97d52f0) at e_dbus.c:415
#5 0xb75673b8 in _ecore_call_task_cb (func=0xb730f417 <e_dbus_idler>,
data=0x97d52f0) at ecore_private.h:265
#6 0xb7567667 in _ecore_idler_all_call () at ecore_idler.c:118
#7 0xb7569881 in _ecore_main_loop_spin_core () at ecore_main.c:1638
#8 0xb756991e in _ecore_main_loop_spin_timers () at ecore_main.c:1672
#9 0xb7569b42 in _ecore_main_loop_iterate_internal (once_only=0) at
ecore_main.c:1795
#10 0xb7568495 in ecore_main_loop_begin () at ecore_main.c:931
#11 0x08076634 in main (argc=1, argv=0xbfd95334) at e_main.c:1094
(gdb) frame 0
#0 __strcmp_ssse3 () at ../sysdeps/i386/i686/multiarch/strcmp-ssse3.S:75
75 ../sysdeps/i386/i686/multiarch/strcmp-ssse3.S: No such file or directory.
(gdb) info frame
Stack level 0, frame at 0xbfd93f20:
eip = 0xb72116db in __strcmp_ssse3
(../sysdeps/i386/i686/multiarch/strcmp-ssse3.S:75); saved eip 0xb7313450
called by frame at 0xbfd93f90
source language asm.
Arglist at 0xbfd93f18, args:
Locals at 0xbfd93f18, Previous frame's sp is 0xbfd93f20
Saved registers:
eip at 0xbfd93f1c
(gdb) up
#1 0xb7313450 in cb_signal_dispatcher (conn=0x97d52f0, msg=0x9ae2218) at
e_dbus_signal.c:224
224 if (!sh->delete_me && strcmp(sh->sender, bus) == 0)
(gdb) info frame
Stack level 1, frame at 0xbfd93f90:
eip = 0xb7313450 in cb_signal_dispatcher (e_dbus_signal.c:224); saved eip
0xb730f3a2
called by frame at 0xbfd93fd0, caller of frame at 0xbfd93f20
source language c.
Arglist at 0xbfd93f88, args: conn=0x97d52f0, msg=0x9ae2218
Locals at 0xbfd93f88, Previous frame's sp is 0xbfd93f90
Saved registers:
ebx at 0xbfd93f84, ebp at 0xbfd93f88, eip at 0xbfd93f8c
(gdb) list
219
220 if (dbus_error_is_set(&new_err)) return;
221
222 EINA_LIST_FOREACH(conn->signal_handlers, l, sh)
223 {
224 if (!sh->delete_me && strcmp(sh->sender, bus) == 0)
225 {
226 free(sh->owner);
227 sh->owner = NULL;
228 if (new_owner != NULL && new_owner[0])
(gdb) print *sh
$4 = {sender = 0x0, path = 0xa0e3d50 "/Player", interface = 0xa12aab0
"org.freedesktop.MediaPlayer",
member = 0xa0e4fa8 "TrackChange", owner = 0x0,
match = 0xa12a978
"type='signal',path='/Player',interface='org.freedesktop.MediaPlayer',member='TrackChange'",
match_name_owner_change = 0x0, cb_signal = 0xb51d3623
<_dbus_cb_track_change>, get_name_owner_pending = 0x0, data = 0x98b5fa0,
delete_me = 0 '\000'}
(gdb) print bus
$5 = 0x9ae7b44 ":1.141"
(gdb) up
#2 0xb730f3a2 in e_dbus_filter (conn=0x9823880, message=0x9ae2218,
user_data=0x97d52f0) at e_dbus.c:387
387 if (cd->signal_dispatcher) cd->signal_dispatcher(cd, message);
(gdb) info frame
Stack level 2, frame at 0xbfd93fd0:
eip = 0xb730f3a2 in e_dbus_filter (e_dbus.c:387); saved eip 0xb72cf7d3
called by frame at 0xbfd94050, caller of frame at 0xbfd93f90
source language c.
Arglist at 0xbfd93fc8, args: conn=0x9823880, message=0x9ae2218,
user_data=0x97d52f0
Locals at 0xbfd93fc8, Previous frame's sp is 0xbfd93fd0
Saved registers:
ebx at 0xbfd93fc4, ebp at 0xbfd93fc8, eip at 0xbfd93fcc
(gdb) print *cd
$6 = {shared_type = DBUS_BUS_SESSION, conn = 0x9823880, conn_name =
0x9803f18 ":1.165", fd_handlers = 0x97fa9e0, timeouts = 0x0,
signal_handlers = 0xa0117c8, signal_dispatcher = 0xb731332a
<cb_signal_dispatcher>, idler = 0x9c261b0, refcount = 8}
(gdb) list
382 case DBUS_MESSAGE_TYPE_ERROR:
383 DBG("error: %s", dbus_message_get_error_name(message));
384 break;
385 case DBUS_MESSAGE_TYPE_SIGNAL:
386 dbus_message_ref(message);
387 if (cd->signal_dispatcher) cd->signal_dispatcher(cd, message);
388 ecore_event_add(E_DBUS_EVENT_SIGNAL, message, e_dbus_message_free,
NULL);
389 break;
390 default:
391 break;
(gdb) up
#3 0xb72cf7d3 in dbus_connection_dispatch () from
/lib/i386-linux-gnu/libdbus-1.so.3
(gdb) info frame
Stack level 3, frame at 0xbfd94050:
eip = 0xb72cf7d3 in dbus_connection_dispatch; saved eip 0xb730f4fd
called by frame at 0xbfd94090, caller of frame at 0xbfd93fd0
Arglist at 0xbfd93fcc, args:
Locals at 0xbfd93fcc, Previous frame's sp is 0xbfd94050
Saved registers:
ebx at 0xbfd9403c, ebp at 0xbfd94048, esi at 0xbfd94040, edi at 0xbfd94044,
eip at 0xbfd9404c
(gdb) up
#4 0xb730f4fd in e_dbus_idler (data=0x97d52f0) at e_dbus.c:415
415 dbus_connection_dispatch(cd->conn);
(gdb) info frame
Stack level 4, frame at 0xbfd94090:
eip = 0xb730f4fd in e_dbus_idler (e_dbus.c:415); saved eip 0xb75673b8
called by frame at 0xbfd940c0, caller of frame at 0xbfd94050
source language c.
Arglist at 0xbfd94088, args: data=0x97d52f0
Locals at 0xbfd94088, Previous frame's sp is 0xbfd94090
Saved registers:
ebx at 0xbfd94084, ebp at 0xbfd94088, eip at 0xbfd9408c
(gdb) list
410 return ECORE_CALLBACK_CANCEL;
411 }
412 e_dbus_idler_active++;
413 dbus_connection_ref(cd->conn);
414 DBG("dispatch()");
415 dbus_connection_dispatch(cd->conn);
416 dbus_connection_unref(cd->conn);
417 e_dbus_idler_active--;
418 e_dbus_signal_handlers_clean(cd);
419 if (!e_dbus_idler_active && close_connection)
(gdb) print *cd
$7 = {shared_type = DBUS_BUS_SESSION, conn = 0x9823880, conn_name =
0x9803f18 ":1.165", fd_handlers = 0x97fa9e0, timeouts = 0x0,
signal_handlers = 0xa0117c8, signal_dispatcher = 0xb731332a
<cb_signal_dispatcher>, idler = 0x9c261b0, refcount = 8}
(gdb)
cheers,
Andreas (etweek)
--
--
Andreas Martens
email / msn / googletalk: [email protected]
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