sworddragon@ubuntu:/tmp$ gdb python3 GNU gdb (Ubuntu 7.7-0ubuntu3) 7.7 Copyright (C) 2014 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later 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". Type "show configuration" for configuration details. For bug reporting instructions, please see: . Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from python3...Reading symbols from /usr/lib/debug//usr/bin/python3.4...done. done. (gdb) run /usr/bin/unoconv -o test.pdf test.odt Starting program: /usr/bin/python3 /usr/bin/unoconv -o test.pdf test.odt [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [New Thread 0x7ffff46bb700 (LWP 5847)] [New Thread 0x7ffff22b6700 (LWP 5850)] [New Thread 0x7ffff1ab5700 (LWP 5851)] [New Thread 0x7ffff12b4700 (LWP 5853)] [New Thread 0x7ffff0ab3700 (LWP 5855)] Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 0x7ffff0ab3700 (LWP 5855)] new_threadstate (init=1, interp=0x0) at ../Python/pystate.c:218 218 ../Python/pystate.c: No such file or directory. (gdb) backtrace #0 new_threadstate (init=1, interp=0x0) at ../Python/pystate.c:218 #1 PyThreadState_New (interp=0x0) at ../Python/pystate.c:231 #2 0x00007ffff663d439 in pyuno::PyThreadAttach::PyThreadAttach(_is*) () from /usr/lib/libreoffice/program/libpyuno.so #3 0x00007ffff66575d0 in ?? () from /usr/lib/libreoffice/program/libpyuno.so #4 0x00007ffff5685c96 in salhelper::Thread::run() () from /usr/lib/libreoffice/program/../ure-link/lib/libuno_salhelpergcc3.so.3 #5 0x00007ffff5685e6a in ?? () from /usr/lib/libreoffice/program/../ure-link/lib/libuno_salhelpergcc3.so.3 #6 0x00007ffff58a00a7 in ?? () from /usr/lib/libreoffice/program/../ure-link/lib/libuno_sal.so.3 #7 0x00007ffff7bc4182 in start_thread (arg=0x7ffff0ab3700) at pthread_create.c:312 #8 0x00007ffff78efb2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111 (gdb) quit A debugging session is active. Inferior 1 [process 5843] will be killed. Quit anyway? (y or n) y