GNU gdb (GDB) 7.5-ubuntu
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law. Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /usr/bin/python...(no debugging symbols found)...done.
warning: core file may not match specified executable file.
[New LWP 3949]
[New LWP 3951]
[New LWP 3950]
warning: Can't read pathname for load map: Input/output error.
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/usr/bin/python /usr/bin/ccsm'.
Program terminated with signal 11, Segmentation fault.
#0 0x00007f9fa54fc45b in ?? () from /usr/lib/compizconfig/backends/libkconfig4.
so
(gdb) thread apply all backtrace
Thread 3 (Thread 0x7f9fad6f0700 (LWP 3950)):
#0 0x00007f9fb6f6a303 in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1 0x00007f9fb63b5d84 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f9fb63b5ea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu
/libglib-2.0.so.0
#3 0x00007f9fad6f74ad in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdc
onfsettings.so
#4 0x00007f9fb63d9645 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f9fb7b62e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.
so.0
#6 0x00007f9fb6f75cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#7 0x0000000000000000 in ?? ()
Thread 2 (Thread 0x7f9faceef700 (LWP 3951)):
#0 0x00007f9fb6f6a303 in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1 0x00007f9fb63b5d84 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f9fb63b61e2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-
2.0.so.0
#3 0x00007f9fb44903b6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4 0x00007f9fb63d9645 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f9fb7b62e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.
so.0
#6 0x00007f9fb6f75cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#7 0x0000000000000000 in ?? ()
Thread 1 (Thread 0x7f9fb6c6a700 (LWP 3949)):
#0 0x00007f9fa54fc45b in ?? () from /usr/lib/compizconfig/backends/libkconfig4.
so
#1 0x00007f9fa775b448 in ccsCopyBackendInfoFromBackend () from /usr/lib/libcomp
izconfig.so.0
#2 0x00007f9fa775b632 in ?? () from /usr/lib/libcompizconfig.so.0
#3 0x00007f9fa775ec0b in ccsGetExistingBackends () from /usr/lib/libcompizconfi
g.so.0
#4 0x00007f9fa79c227c in ?? () from /usr/lib/python2.7/dist-packages/compizconf
ig.so
#5 0x000000000049629d in PyEval_CallObjectWithKeywords ()
#6 0x00007f9fa79c3611 in ?? () from /usr/lib/python2.7/dist-packages/compizconf
ig.so
#7 0x00000000004aaba8 in ?? ()
#8 0x00000000004600be in PyEval_EvalFrameEx ()
#9 0x0000000000467209 in PyEval_EvalCodeEx ()
#10 0x00000000004d0242 in PyEval_EvalCode ()
#11 0x00000000005102bb in ?? ()
#12 0x000000000044a466 in PyRun_FileExFlags ()
#13 0x000000000044a97a in PyRun_SimpleFileExFlags ()
#14 0x000000000044b6bc in Py_Main ()
#15 0x00007f9fb6ea376d in __libc_start_main () from /lib/x86_64-linux-gnu/libc.s
o.6
#16 0x00000000004ce0ad in _start ()
(gdb)
I am seeing the same behavior.
$ gdb python core
GNU gdb (GDB) 7.5-ubuntu gnu.org/ licenses/ gpl.html> www.gnu. org/software/ gdb/bugs/>... python. ..(no debugging symbols found)...done.
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law. Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
For bug reporting instructions, please see:
<http://
Reading symbols from /usr/bin/
warning: core file may not match specified executable file.
[New LWP 3949]
[New LWP 3951]
[New LWP 3950]
warning: Can't read pathname for load map: Input/output error. 64-linux- gnu/libthread_ db.so.1" . compizconfig/ backends/ libkconfig4.
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_
Core was generated by `/usr/bin/python /usr/bin/ccsm'.
Program terminated with signal 11, Segmentation fault.
#0 0x00007f9fa54fc45b in ?? () from /usr/lib/
so
(gdb) thread apply all backtrace
Thread 3 (Thread 0x7f9fad6f0700 (LWP 3950)): 64-linux- gnu/libc. so.6 64-linux- gnu/libglib- 2.0.so. 0 context_ iteration () from /lib/x86_ 64-linux- gnu x86_64- linux-gnu/ gio/modules/ libdc 64-linux- gnu/libglib- 2.0.so. 0 64-linux- gnu/libpthread. 64-linux- gnu/libc. so.6
#0 0x00007f9fb6f6a303 in poll () from /lib/x86_
#1 0x00007f9fb63b5d84 in ?? () from /lib/x86_
#2 0x00007f9fb63b5ea4 in g_main_
/libglib-2.0.so.0
#3 0x00007f9fad6f74ad in ?? () from /usr/lib/
onfsettings.so
#4 0x00007f9fb63d9645 in ?? () from /lib/x86_
#5 0x00007f9fb7b62e9a in start_thread () from /lib/x86_
so.0
#6 0x00007f9fb6f75cbd in clone () from /lib/x86_
#7 0x0000000000000000 in ?? ()
Thread 2 (Thread 0x7f9faceef700 (LWP 3951)): 64-linux- gnu/libc. so.6 64-linux- gnu/libglib- 2.0.so. 0 64-linux- gnu/libglib- x86_64- linux-gnu/ libgio- 2.0.so. 0 64-linux- gnu/libglib- 2.0.so. 0 64-linux- gnu/libpthread. 64-linux- gnu/libc. so.6
#0 0x00007f9fb6f6a303 in poll () from /lib/x86_
#1 0x00007f9fb63b5d84 in ?? () from /lib/x86_
#2 0x00007f9fb63b61e2 in g_main_loop_run () from /lib/x86_
2.0.so.0
#3 0x00007f9fb44903b6 in ?? () from /usr/lib/
#4 0x00007f9fb63d9645 in ?? () from /lib/x86_
#5 0x00007f9fb7b62e9a in start_thread () from /lib/x86_
so.0
#6 0x00007f9fb6f75cbd in clone () from /lib/x86_
#7 0x0000000000000000 in ?? ()
Thread 1 (Thread 0x7f9fb6c6a700 (LWP 3949)): compizconfig/ backends/ libkconfig4. nfoFromBackend () from /usr/lib/libcomp libcompizconfig .so.0 ackends () from /usr/lib/ libcompizconfi python2. 7/dist- packages/ compizconf CallObjectWithK eywords () python2. 7/dist- packages/ compizconf eExFlags () 64-linux- gnu/libc. s
#0 0x00007f9fa54fc45b in ?? () from /usr/lib/
so
#1 0x00007f9fa775b448 in ccsCopyBackendI
izconfig.so.0
#2 0x00007f9fa775b632 in ?? () from /usr/lib/
#3 0x00007f9fa775ec0b in ccsGetExistingB
g.so.0
#4 0x00007f9fa79c227c in ?? () from /usr/lib/
ig.so
#5 0x000000000049629d in PyEval_
#6 0x00007f9fa79c3611 in ?? () from /usr/lib/
ig.so
#7 0x00000000004aaba8 in ?? ()
#8 0x00000000004600be in PyEval_EvalFrameEx ()
#9 0x0000000000467209 in PyEval_EvalCodeEx ()
#10 0x00000000004d0242 in PyEval_EvalCode ()
#11 0x00000000005102bb in ?? ()
#12 0x000000000044a466 in PyRun_FileExFlags ()
#13 0x000000000044a97a in PyRun_SimpleFil
#14 0x000000000044b6bc in Py_Main ()
#15 0x00007f9fb6ea376d in __libc_start_main () from /lib/x86_
o.6
#16 0x00000000004ce0ad in _start ()
(gdb)