[gstreamer-bugs] [Bug 560380] New: Deadlock with filesrc ! typefind ! decodebin ! ...
GStreamer (bugzilla.gnome.org)
bugzilla-daemon at bugzilla.gnome.org
Tue Nov 11 09:16:05 PST 2008
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GStreamer | gstreamer (core) | Ver: HEAD CVS
Summary: Deadlock with filesrc ! typefind ! decodebin ! ...
Product: GStreamer
Version: HEAD CVS
Platform: Other
OS/Version: Linux
Status: UNCONFIRMED
Severity: normal
Priority: Normal
Component: gstreamer (core)
AssignedTo: gstreamer-bugs at lists.sourceforge.net
ReportedBy: alessandro at nnva.org
QAContact: gstreamer-bugs at lists.sourceforge.net
GNOME version: Unspecified
GNOME milestone: Unspecified
Here's a deadlock I can easily reproduce with elisa and gst cvs.
I don't have the same with core 0.10.21 (ubuntu intrepid).
Apparently filesrc is pushing a newsegment event (which is
serialized) while avidemux is pulling...
1.
Thread 3 (Thread 0xb5eb2b90 (LWP 4668)):
2.
#0 0xb7fb3430 in __kernel_vsyscall ()
3.
#1 0xb7f6fd09 in __lll_lock_wait () from
/lib/tls/i686/cmov/libpthread.so.0
4.
#2 0xb7f6b114 in _L_lock_89 () from /lib/tls/i686/cmov/libpthread.so.0
5.
#3 0xb7f6aa42 in pthread_mutex_lock () from
/lib/tls/i686/cmov/libpthread.so.0
6.
#4 0xb79e5f73 in IA__g_static_rec_mutex_lock (mutex=0x8c7ffd0) at
/build/buildd/glib2.0-2.18.2/glib/gthread.c:313
7.
#5 0xb699279e in gst_pad_get_range (pad=0x8c681b0, offset=8850, size=12,
buffer=0xb5eb226c) at gstpad.c:4200
8.
#6 0xb69930ad in gst_pad_pull_range (pad=0x8c68030, offset=8850,
size=12, buffer=0xb5eb226c) at gstpad.c:4347
9.
#7 0xb5f2d6f9 in gst_type_find_element_getrange (srcpad=0x8c680f0,
offset=8850, length=12, buffer=0xb5eb226c) at gsttypefindelement.c:717
10.
#8 0xb6992995 in gst_pad_get_range (pad=0x8c680f0, offset=8850, size=12,
buffer=0xb5eb226c) at gstpad.c:4217
11.
#9 0xb69930ad in gst_pad_pull_range (pad=0x8c84800, offset=8850,
size=12, buffer=0xb5eb226c) at gstpad.c:4347
12.
#10 0xb6981fc2 in gst_proxy_pad_do_getrange (pad=0x8c85048, offset=8850,
size=12, buffer=0xb5eb226c) at gstghostpad.c:200
13.
#11 0xb6992995 in gst_pad_get_range (pad=0x8c85048, offset=8850, size=12,
buffer=0xb5eb226c) at gstpad.c:4217
14.
#12 0xb69930ad in gst_pad_pull_range (pad=0x8c68270, offset=8850,
size=12, buffer=0xb5eb226c) at gstpad.c:4347
15.
#13 0xb5f2d6f9 in gst_type_find_element_getrange (srcpad=0x8c68330,
offset=8850, length=12, buffer=0xb5eb226c) at gsttypefindelement.c:717
16.
#14 0xb6992995 in gst_pad_get_range (pad=0x8c68330, offset=8850, size=12,
buffer=0xb5eb226c) at gstpad.c:4217
17.
#15 0xb69930ad in gst_pad_pull_range (pad=0x8c684b0, offset=8850,
size=12, buffer=0xb5eb226c) at gstpad.c:4347
18.
#16 0xb5eff3fa in gst_avi_demux_stream_header_pull (avi=0x8cb0d80) at
gstavidemux.c:3155
19.
#17 0xb5f075e8 in gst_avi_demux_loop (pad=0x8c684b0) at
gstavidemux.c:4103
20.
#18 0xb69b34f3 in gst_task_func (task=0x8bc8198, tclass=0x8de9c00) at
gsttask.c:192
21.
#19 0xb79e76c6 in g_thread_pool_thread_proxy (data=0x8de9c90) at
/build/buildd/glib2.0-2.18.2/glib/gthreadpool.c:265
22.
#20 0xb79e602f in g_thread_create_proxy (data=0x93add48) at
/build/buildd/glib2.0-2.18.2/glib/gthread.c:635
23.
#21 0xb7f6950f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
24.
#22 0xb7eb77ee in clone () from /lib/tls/i686/cmov/libc.so.6
25.
26.
Thread 2 (Thread 0xb45ffb90 (LWP 4671)):
27.
#0 0xb7fb3430 in __kernel_vsyscall ()
28.
#1 0xb7f6fd09 in __lll_lock_wait () from
/lib/tls/i686/cmov/libpthread.so.0
29.
#2 0xb7f6b114 in _L_lock_89 () from /lib/tls/i686/cmov/libpthread.so.0
30.
#3 0xb7f6aa42 in pthread_mutex_lock () from
/lib/tls/i686/cmov/libpthread.so.0
31.
#4 0xb79e5f73 in IA__g_static_rec_mutex_lock (mutex=0x93adf60) at
/build/buildd/glib2.0-2.18.2/glib/gthread.c:313
32.
#5 0xb698ea26 in gst_pad_send_event (pad=0x8c684b0, event=0x8846718) at
gstpad.c:4621
33.
#6 0xb698f345 in gst_pad_push_event (pad=0x8c68330, event=0x8846718) at
gstpad.c:4490
34.
#7 0xb5f2dce6 in gst_type_find_element_handle_event (pad=0x8c68270,
event=0x8846718) at gsttypefindelement.c:550
35.
#8 0xb698e94c in gst_pad_send_event (pad=0x8c68270, event=0x8846718) at
gstpad.c:4634
36.
#9 0xb698f345 in gst_pad_push_event (pad=0x8c85048, event=0x8846718) at
gstpad.c:4490
37.
#10 0xb6983f6d in gst_proxy_pad_do_event (pad=0x8c84800, event=0x8846718)
at gstghostpad.c:123
38.
#11 0xb698e94c in gst_pad_send_event (pad=0x8c84800, event=0x8846718) at
gstpad.c:4634
39.
#12 0xb698f345 in gst_pad_push_event (pad=0x8c680f0, event=0x8846718) at
gstpad.c:4490
40.
#13 0xb5f2dce6 in gst_type_find_element_handle_event (pad=0x8c68030,
event=0x8846718) at gsttypefindelement.c:550
41.
#14 0xb698e94c in gst_pad_send_event (pad=0x8c68030, event=0x8846718) at
gstpad.c:4634
42.
#15 0xb698f345 in gst_pad_push_event (pad=0x8c681b0, event=0x8846718) at
gstpad.c:4490
43.
#16 0xb6a0f4e4 in gst_base_src_loop (pad=0x8c681b0) at gstbasesrc.c:2204
44.
#17 0xb69b34f3 in gst_task_func (task=0x8bc81e8, tclass=0x8de9c00) at
gsttask.c:192
45.
#18 0xb79e76c6 in g_thread_pool_thread_proxy (data=0x8de9c90) at
/build/buildd/glib2.0-2.18.2/glib/gthreadpool.c:265
46.
#19 0xb79e602f in g_thread_create_proxy (data=0x914b0d0) at
/build/buildd/glib2.0-2.18.2/glib/gthread.c:635
47.
#20 0xb7f6950f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
48.
#21 0xb7eb77ee in clone () from /lib/tls/i686/cmov/libc.so.6
49.
50.
Thread 1 (Thread 0xb7dd58c0 (LWP 4663)):
51.
#0 0xb7fb3430 in __kernel_vsyscall ()
52.
#1 0xb7f6fd09 in __lll_lock_wait () from
/lib/tls/i686/cmov/libpthread.so.0
53.
---Type <return> to continue, or q <return> to quit---
54.
#2 0xb7f6b114 in _L_lock_89 () from /lib/tls/i686/cmov/libpthread.so.0
55.
#3 0xb7f6aa42 in pthread_mutex_lock () from
/lib/tls/i686/cmov/libpthread.so.0
56.
#4 0xb79e5f73 in IA__g_static_rec_mutex_lock (mutex=0x9150a08) at
/build/buildd/glib2.0-2.18.2/glib/gthread.c:313
57.
#5 0xb698cc35 in post_activate (pad=0x8c68330, new_mode=152373772) at
gstpad.c:608
58.
#6 0xb6997839 in gst_pad_activate_push (pad=0x8c68330, active=0) at
gstpad.c:904
59.
#7 0xb6998160 in gst_pad_activate_pull (pad=0x8c68330, active=0) at
gstpad.c:748
60.
#8 0xb6997ee3 in gst_pad_activate_pull (pad=0x8c684b0, active=0) at
gstpad.c:761
61.
#9 0xb6998655 in gst_pad_set_active (pad=0x8c684b0, active=0) at
gstpad.c:670
62.
#10 0xb697c05b in activate_pads (pad=0x8c684b0, ret=0xbfcb20f8,
active=0xbfcb2158) at gstelement.c:2511
63.
#11 0xb6989117 in gst_iterator_fold (it=0x8cdc320, func=0xb697c030
<activate_pads>, ret=0xbfcb20f8, user_data=0xbfcb2158) at gstiterator.c:540
64.
#12 0xb697badf in iterator_activate_fold_with_resync (iter=0x8cdc320,
func=0xb697c030 <activate_pads>, user_data=0xbfcb2158) at gstelement.c:2543
65.
#13 0xb697bc1d in gst_element_pads_activate (element=0x8cb0d80, active=0)
at gstelement.c:2587
66.
#14 0xb697bfa9 in gst_element_change_state_func (element=0x8cb0d80,
transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstelement.c:2665
67.
#15 0xb5f0238d in gst_avi_demux_change_state (element=0x8cb0d80,
transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstavidemux.c:4280
68.
#16 0xb6978098 in gst_element_change_state (element=0x8cb0d80,
transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstelement.c:2427
69.
#17 0xb697afdc in gst_element_set_state_func (element=0x8cb0d80,
state=GST_STATE_READY) at gstelement.c:2377
70.
#18 0xb69772c2 in gst_element_set_state (element=0x8cb0d80,
state=GST_STATE_READY) at gstelement.c:2280
71.
#19 0xb69685fa in gst_bin_change_state_func (element=0x8c5f1d8,
transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstbin.c:1974
72.
#20 0xb5f62b5a in gst_decode_bin_change_state (element=0x8c5f1d8,
transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstdecodebin.c:1894
73.
#21 0xb6978098 in gst_element_change_state (element=0x8c5f1d8,
transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstelement.c:2427
74.
#22 0xb697afdc in gst_element_set_state_func (element=0x8c5f1d8,
state=GST_STATE_READY) at gstelement.c:2377
75.
#23 0xb69772c2 in gst_element_set_state (element=0x8c5f1d8,
state=GST_STATE_READY) at gstelement.c:2280
76.
#24 0xb69685fa in gst_bin_change_state_func (element=0x8c5f0d8,
transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstbin.c:1974
77.
#25 0xb699b7ba in gst_pipeline_change_state (element=0x8c5f0d8,
transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstpipeline.c:465
78.
#26 0xb6978098 in gst_element_change_state (element=0x8c5f0d8,
transition=GST_STATE_CHANGE_PAUSED_TO_READY) at gstelement.c:2427
79.
#27 0xb697afdc in gst_element_set_state_func (element=0x8c5f0d8,
state=GST_STATE_READY) at gstelement.c:2377
80.
#28 0xb69772c2 in gst_element_set_state (element=0x8c5f0d8,
state=GST_STATE_READY) at gstelement.c:2280
81.
#29 0xb6a903be in _wrap_gst_element_set_state (self=0x91bcfcc,
args=0x904516c, kwargs=0x0) at gstelement.override:71
82.
#30 0x080cea39 in PyEval_EvalFrameEx (f=0x8c5e9ac, throwflag=0) at
../Python/ceval.c:3595
83.
#31 0x080d0345 in PyEval_EvalCodeEx (co=0x8ff9d10, globals=0x8daab54,
locals=0x0, args=0x8c5d768, argcount=1, kws=0x8c5d76c, kwcount=0,
defs=0x8db69f8, defcount=1, closure=0x0) at ../Python/ceval.c:2858
84.
#32 0x080ce728 in PyEval_EvalFrameEx (f=0x8c5d62c, throwflag=0) at
../Python/ceval.c:3691
85.
#33 0x080cfbf5 in PyEval_EvalFrameEx (f=0x8cda464, throwflag=0) at
../Python/ceval.c:3681
86.
#34 0x080cfbf5 in PyEval_EvalFrameEx (f=0x8cda6ec, throwflag=0) at
../Python/ceval.c:3681
87.
#35 0x080d0345 in PyEval_EvalCodeEx (co=0x8dba848, globals=0x8daab54,
locals=0x0, args=0x8ddfb98, argcount=2, kws=0x93dfe08, kwcount=0,
defs=0x8db6a18, defcount=1, closure=0x0) at ../Python/ceval.c:2858
88.
#36 0x0811797e in function_call (func=0x8dbe6f4, arg=0x8ddfb8c,
kw=0x91c20b4) at ../Objects/funcobject.c:517
89.
#37 0x0805d867 in PyObject_Call (func=0x80, arg=0x8ddfb8c, kw=0x91c20b4)
at ../Objects/abstract.c:1861
90.
#38 0x080cd502 in PyEval_EvalFrameEx (f=0x8e52b1c, throwflag=0) at
../Python/ceval.c:3875
91.
#39 0x080cfbf5 in PyEval_EvalFrameEx (f=0x8e52394, throwflag=0) at
../Python/ceval.c:3681
92.
#40 0x080d0345 in PyEval_EvalCodeEx (co=0xb7cf6de8, globals=0xb7cf52d4,
locals=0x0, args=0x90450f8, argcount=1, kws=0x0, kwcount=0, defs=0x0,
defcount=0, closure=0x0) at ../Python/ceval.c:2858
93.
#41 0x08117891 in function_call (func=0x89f47d4, arg=0x90450ec, kw=0x0)
at ../Objects/funcobject.c:517
94.
#42 0x0805d867 in PyObject_Call (func=0x80, arg=0x90450ec, kw=0x0) at
../Objects/abstract.c:1861
95.
#43 0x08063a7a in instancemethod_call (func=0x89f47d4, arg=0x90450ec,
kw=0x0) at ../Objects/classobject.c:2519
96.
#44 0x0805d867 in PyObject_Call (func=0x80, arg=0xb7d9502c, kw=0x0) at
../Objects/abstract.c:1861
97.
#45 0x080c850c in PyEval_CallObjectWithKeywords (func=0x8fe6194,
arg=0xb7d9502c, kw=0x0) at ../Python/ceval.c:3464
98.
#46 0x0805d9f0 in PyObject_CallObject (o=0x8fe6194, a=0xb7d9502c) at
../Objects/abstract.c:1852
99.
#47 0xb7ca1e97 in _pyglib_handler_marshal (user_data=0x9042f2c) at
/build/buildd/pygobject-2.15.3/glib/pyglib.c:557
100.
#48 0xb79bbe26 in g_timeout_dispatch (source=0x914b138,
callback=0xfffffe00, user_data=0x9042f2c) at
/build/buildd/glib2.0-2.18.2/glib/gmain.c:3589
101.
#49 0xb79bb6f8 in IA__g_main_context_dispatch (context=0x8a16718) at
/build/buildd/glib2.0-2.18.2/glib/gmain.c:2144
102.
#50 0xb79beda3 in g_main_context_iterate (context=0x8a16718, block=1,
dispatch=1, self=0x870cfc8) at /build/buildd/glib2.0-2.18.2/glib/gmain.c:2778
103.
#51 0xb79bf2c2 in IA__g_main_loop_run (loop=0x90da870) at
/build/buildd/glib2.0-2.18.2/glib/gmain.c:2986
104.
#52 0xb740b3a9 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
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