[Bug 32418] segfault on burn cd

Thu Feb 23 01:46:04 UTC 2006

Public bug report changed:
https://launchpad.net/malone/bugs/32418

Comment:
Any ideas what might be causing this?

jeff at ubuntu-desktop:~$ gdb python
GNU gdb 6.4-debian
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This GDB was configured as "i486-linux-gnu"...(no debugging symbols found)
Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1".

(gdb) run /usr/bin/serpentine
Starting program: /usr/bin/python /usr/bin/serpentine
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[Thread debugging using libthread_db enabled]
[New Thread 2010834624 (LWP 4760)]
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[New Thread 1985977264 (LWP 4766)]
[New Thread 1985661872 (LWP 4767)]
[New Thread 1977269168 (LWP 4768)]

[Thread 1985661872 (LWP 4767) exited]
[Thread 1977269168 (LWP 4768) exited]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 2010834624 (LWP 4760)]
0x77e1346e in free () from /lib/tls/i686/cmov/libc.so.6
(gdb)
(gdb) thread apply all bt

Thread 2 (Thread 1985977264 (LWP 4766)):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0x77e6f904 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0x77c3c768 in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#3  0x77c3cc38 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#4  0x770f970e in link_thread_io_context () from /usr/lib/libORBit-2.so.0
#5  0x77c555b2 in g_static_private_free () from /usr/lib/libglib-2.0.so.0
#6  0x77f0c341 in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0x77e7952e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 2010834624 (LWP 4760)):
#0  0x77e1346e in free () from /lib/tls/i686/cmov/libc.so.6
#1  0x77e15411 in malloc () from /lib/tls/i686/cmov/libc.so.6
#2  0x77e15bc9 in realloc () from /lib/tls/i686/cmov/libc.so.6
#3  0x77c40f1f in g_realloc () from /usr/lib/libglib-2.0.so.0
#4  0x77c22e73 in g_array_new () from /usr/lib/libglib-2.0.so.0
#5  0x77c23373 in g_ptr_array_add () from /usr/lib/libglib-2.0.so.0
#6  0x76baaef3 in gst_caps_append_structure ()
   from /usr/lib/libgstreamer-0.8.so.1
#7  0x76bab0a8 in gst_caps_copy () from /usr/lib/libgstreamer-0.8.so.1
#8  0x76bc3c36 in gst_pad_get_caps () from /usr/lib/libgstreamer-0.8.so.1
#9  0x76bc68d2 in gst_pad_renegotiate () from /usr/lib/libgstreamer-0.8.so.1
---Type <return> to continue, or q <return> to quit---
#10 0x76bb6d72 in gst_element_wait_state_change ()
   from /usr/lib/libgstreamer-0.8.so.1
#11 0x755009af in gst_type_find_element_get_type ()
   from /usr/lib/gstreamer-0.8/libgstelements.so
#12 0x76bb62a2 in gst_element_wait_state_change ()
   from /usr/lib/libgstreamer-0.8.so.1
#13 0x76bb5a48 in gst_element_set_state () from /usr/lib/libgstreamer-0.8.so.1
#14 0x76ba8c3a in gst_bin_child_state_change ()
   from /usr/lib/libgstreamer-0.8.so.1
#15 0x76ba8a8f in gst_bin_child_state_change ()
   from /usr/lib/libgstreamer-0.8.so.1
#16 0x76ba8f78 in gst_bin_child_state_change ()
   from /usr/lib/libgstreamer-0.8.so.1
#17 0x76bcd419 in gst_pipeline_new () from /usr/lib/libgstreamer-0.8.so.1
#18 0x76bb62a2 in gst_element_wait_state_change ()
   from /usr/lib/libgstreamer-0.8.so.1
#19 0x76ba9158 in gst_bin_set_state () from /usr/lib/libgstreamer-0.8.so.1
#20 0x76bb5a48 in gst_element_set_state () from /usr/lib/libgstreamer-0.8.so.1
#21 0x76ba9fc4 in gst_bin_sync_children_state ()
   from /usr/lib/libgstreamer-0.8.so.1
#22 0x76bece74 in gst_marshal_BOOLEAN__VOID ()
   from /usr/lib/libgstreamer-0.8.so.1
#23 0x77ca7165 in g_cclosure_new_swap () from /usr/lib/libgobject-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#24 0x77ca7798 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#25 0x77cb7e6e in g_signal_stop_emission () from /usr/lib/libgobject-2.0.so.0
#26 0x77cb8f94 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#27 0x77cb9589 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#28 0x76baa12f in gst_bin_iterate () from /usr/lib/libgstreamer-0.8.so.1
#29 0x76cd503e in tag_foreach_func_list ()
   from /usr/bin/../lib/python2.4/site-packages/gst/_gst.so
#30 0x0805961c in PyObject_Call ()
#31 0x080b0117 in PyEval_CallObjectWithKeywords ()
#32 0x080595f3 in PyObject_CallObject ()
#33 0x77ce28fe in ?? ()
   from /usr/lib/python2.4/site-packages/gtk-2.0/gobject.so
#34 0x767ef0ac in ?? ()
#35 0x77d6e02c in ?? ()
#36 0x7f83a1e8 in ?? ()
#37 0x77c993d4 in ?? () from /usr/lib/libglib-2.0.so.0
#38 0x77f0de60 in pthread_mutex_destroy ()
   from /lib/tls/i686/cmov/libpthread.so.0
#39 0x77c3bb72 in g_child_watch_add () from /usr/lib/libglib-2.0.so.0
#40 0x77c39857 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#41 0x77c3c916 in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#42 0x77c3cc38 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#43 0x77ceb9b9 in initgobject ()
---Type <return> to continue, or q <return> to quit---
   from /usr/lib/python2.4/site-packages/gtk-2.0/gobject.so
#44 0x080b5be9 in PyEval_EvalFrame ()
#45 0x080b6cbb in PyEval_EvalFrame ()
#46 0x080b6cbb in PyEval_EvalFrame ()
#47 0x080b6cbb in PyEval_EvalFrame ()
#48 0x080b6cbb in PyEval_EvalFrame ()
#49 0x080b739f in PyEval_EvalCodeEx ()
#50 0x080fbb0d in PyFunction_SetClosure ()
#51 0x0805961c in PyObject_Call ()
#52 0x0805ec45 in PyMethod_New ()
#53 0x0805961c in PyObject_Call ()
#54 0x080b0117 in PyEval_CallObjectWithKeywords ()
#55 0x080595f3 in PyObject_CallObject ()
#56 0x77cf2073 in initgobject ()
   from /usr/lib/python2.4/site-packages/gtk-2.0/gobject.so
#57 0x77ca7798 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#58 0x77cb7715 in g_signal_stop_emission () from /usr/lib/libgobject-2.0.so.0
#59 0x77cb9238 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#60 0x77cbc730 in g_signal_emit_by_name () from /usr/lib/libgobject-2.0.so.0
#61 0x7799822e in gtk_tool_button_get_type () from /usr/lib/libgtk-x11-2.0.so.0
#62 0x77cb4663 in g_cclosure_marshal_VOID__VOID ()
   from /usr/lib/libgobject-2.0.so.0
#63 0x77ca7798 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#64 0x77cb7715 in g_signal_stop_emission () from /usr/lib/libgobject-2.0.so.0
#65 0x77cb9238 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#66 0x77cb9589 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#67 0x7783532f in gtk_button_clicked () from /usr/lib/libgtk-x11-2.0.so.0
#68 0x77836b6a in _gtk_button_set_depressed ()
   from /usr/lib/libgtk-x11-2.0.so.0
#69 0x77cb4663 in g_cclosure_marshal_VOID__VOID ()
   from /usr/lib/libgobject-2.0.so.0
#70 0x77ca7165 in g_cclosure_new_swap () from /usr/lib/libgobject-2.0.so.0
#71 0x77ca7798 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#72 0x77cb7a6c in g_signal_stop_emission () from /usr/lib/libgobject-2.0.so.0
#73 0x77cb9238 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#74 0x77cb9589 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#75 0x778352ac in gtk_button_released () from /usr/lib/libgtk-x11-2.0.so.0
#76 0x7783621c in _gtk_button_paint () from /usr/lib/libgtk-x11-2.0.so.0
#77 0x778f64b0 in _gtk_marshal_BOOLEAN__BOXED ()
   from /usr/lib/libgtk-x11-2.0.so.0
#78 0x77ca7165 in g_cclosure_new_swap () from /usr/lib/libgobject-2.0.so.0
#79 0x77ca7798 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#80 0x77cb7e6e in g_signal_stop_emission () from /usr/lib/libgobject-2.0.so.0
#81 0x77cb8f94 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#82 0x77cb9589 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#83 0x779d85cf in gtk_widget_activate () from /usr/lib/libgtk-x11-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#84 0x778f4c2d in gtk_propagate_event () from /usr/lib/libgtk-x11-2.0.so.0
#85 0x778f503b in gtk_main_do_event () from /usr/lib/libgtk-x11-2.0.so.0
#86 0x77798c2c in _gdk_events_queue () from /usr/lib/libgdk-x11-2.0.so.0
#87 0x77c39857 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#88 0x77c3c916 in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#89 0x77c3cc38 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#90 0x778f4335 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
#91 0x77baf7ba in init_gtk ()
   from /usr/lib/python2.4/site-packages/gtk-2.0/gtk/_gtk.so
#92 0x080b5be9 in PyEval_EvalFrame ()
#93 0x080b739f in PyEval_EvalCodeEx ()
#94 0x080b75e5 in PyEval_EvalCode ()
#95 0x080d908c in PyRun_FileExFlags ()
#96 0x080d932c in PyRun_SimpleFileExFlags ()
#97 0x08055b03 in Py_Main ()
#98 0x77dc4ea2 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#99 0x08054f71 in _start ()
(gdb)
(gdb)