GNU gdb (Debian 7.12-6+b2) 7.12.0.20161007-git Copyright (C) 2016 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 qmapshack...Reading symbols from /usr/lib/debug/.build-id/fc/b97f17fa3040d5deb2c545ec3d944b347ec103.debug...done. done. [New LWP 31709] [New LWP 31712] [New LWP 31711] [New LWP 31710] [New LWP 31713] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Core was generated by `qmapshack'. Program terminated with signal SIGSEGV, Segmentation fault. #0 0x00007f84f87b90ed in ?? () from /usr/lib/libgdal.so.20 [Current thread is 1 (Thread 0x7f84fa94e380 (LWP 31709))] (gdb) quit