user@localhost ~ $ gdb --args claws-mail GNU gdb (Gentoo 7.12.1 vanilla) 7.12.1 Copyright (C) 2017 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-pc-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 claws-mail...done. (gdb) run Starting program: /usr/bin/claws-mail [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib64/libthread_db.so.1". [New Thread 0x7fffec7dc700 (LWP 14841)] [New Thread 0x7fffebfdb700 (LWP 14842)] [New Thread 0x7fffeae62700 (LWP 14843)] ** (claws-mail:14837): WARNING **: [13:57:41] Ошибка IMAP в site.local: Ошибка LOGIN ** (claws-mail:14837): WARNING **: [13:57:41] Ошибка IMAP в site.local: Ошибка LOGIN ** (claws-mail:14837): WARNING **: [13:57:42] Ошибка IMAP в site.local: Ошибка LOGIN [New Thread 0x7fffe8de4700 (LWP 14850)] [Thread 0x7fffe8de4700 (LWP 14850) exited] Thread 1 "claws-mail" received signal SIGSEGV, Segmentation fault. 0x00007ffff55922ae in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0 (gdb) bt #0 0x00007ffff55922ae in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0 #1 0x00007ffff5592e5b in ?? () from /usr/lib64/libglib-2.0.so.0 #2 0x00007ffff55932c2 in g_main_loop_run () from /usr/lib64/libglib-2.0.so.0 #3 0x00007ffff7080117 in gtk_main () from /usr/lib64/libgtk-x11-2.0.so.0 #4 0x00005555556ea05d in main (argc=, argv=) at main.c:1597 (gdb) quit A debugging session is active. Inferior 1 [process 14837] will be killed. Quit anyway? (y or n) y