Same for thunderbird, same on different debian unstable machines since (yesterdays?) upgrade.
(gdb) run Starting program: /usr/bin/firefox [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [New Thread 0x7ffff77ff700 (LWP 806878)] [Thread 0x7ffff77ff700 (LWP 806878) exited] [Detaching after fork from child process 806879] [New Thread 0x7fffec2ff700 (LWP 806880)] [New Thread 0x7fffe80ff700 (LWP 806881)] [New Thread 0x7fffe80be700 (LWP 806882)] [New Thread 0x7fffe807d700 (LWP 806883)] [New Thread 0x7ffff77ff700 (LWP 806884)] [New Thread 0x7fffe7e87700 (LWP 806885)] [New Thread 0x7fffe73ff700 (LWP 806886)] [Detaching after fork from child process 806887] [New Thread 0x7fffecf76700 (LWP 806888)] [New Thread 0x7fffe6bfe700 (LWP 806889)] [New Thread 0x7fffe69ff700 (LWP 806890)] [New Thread 0x7fffe6800700 (LWP 806891)] [New Thread 0x7fffe6601700 (LWP 806892)] [New Thread 0x7fffe7686700 (LWP 806893)] [New Thread 0x7fffe7645700 (LWP 806896)] [New Thread 0x7fffe5dff700 (LWP 806898)] [New Thread 0x7fffe5dde700 (LWP 806899)] Thread 18 "Cookie" received signal SIGSEGV, Segmentation fault. [Switching to Thread 0x7fffe5dde700 (LWP 806899)] (gdb) bt #0 0x00007fffee24ba07 in ?? () from /usr/lib/firefox/libxul.so #1 0x00007fffee24f5a0 in ?? () from /usr/lib/firefox/libxul.so #2 0x00007fffecc5fa42 in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0 #3 0x00007fffecc5fb8f in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0 #4 0x00007fffecca5650 in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0 #5 0x00007fffeccd9851 in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0 #6 0x00007fffeccd9a1c in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0 #7 0x00007fffeccd9a5f in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0 #8 0x00007fffecce7075 in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0 #9 0x00007fffecce95f7 in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0 #10 0x00007fffeccee493 in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0 #11 0x00007fffeccee82f in ?? () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0 #12 0x00007fffeccee926 in sqlite3_prepare_v2 () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0 #13 0x00007fffeccd8ecc in sqlite3_exec () from /usr/lib/x86_64-linux-gnu/libsqlite3.so.0 #14 0x00007fffee2475ff in ?? () from /usr/lib/firefox/libxul.so #15 0x00007fffee247b84 in ?? () from /usr/lib/firefox/libxul.so #16 0x00007fffee248473 in ?? () from /usr/lib/firefox/libxul.so #17 0x00007fffee258a39 in ?? () from /usr/lib/firefox/libxul.so #18 0x00007fffedab0d1a in ?? () from /usr/lib/firefox/libxul.so #19 0x00007fffedab2839 in ?? () from /usr/lib/firefox/libxul.so #20 0x00007fffed9b1693 in ?? () from /usr/lib/firefox/libxul.so #21 0x00007fffed9b3828 in ?? () from /usr/lib/firefox/libxul.so #22 0x00007fffede9c23a in ?? () from /usr/lib/firefox/libxul.so #23 0x00007fffede6b675 in ?? () from /usr/lib/firefox/libxul.so #24 0x00007fffed9b3ad1 in ?? () from /usr/lib/firefox/libxul.so #25 0x00007ffff7a2ee08 in ?? () from /usr/lib/x86_64-linux-gnu/libnspr4.so #26 0x00007ffff7f83fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486 #27 0x00007ffff7cbc2cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Cheers Seegras -- "Those who give up essential liberties for temporary safety deserve neither liberty nor safety." -- Benjamin Franklin "It's also true that those who would give up privacy for security are likely to end up with neither." -- Bruce Schneier