. Thread 8 (process 6915): #0 0x00007fdf489d9cc6 in poll () from /lib/libc.so.6 #1 0x00007fdf47dcb450 in PR_Poll () from /usr/lib/libnspr4.so.0d #2 0x00007fdf46e30100 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #3 0x00007fdf46e3059b in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #4 0x00007fdf46e307d9 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #5 0x00007fdf47520167 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #6 0x00007fdf474f5611 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #7 0x00007fdf46e303c0 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #8 0x00007fdf475201c5 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #9 0x00007fdf474f5611 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #10 0x00007fdf4751fe93 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #11 0x00007fdf47dcf1ca in ?? () from /usr/lib/libnspr4.so.0d #12 0x00007fdf496113f7 in start_thread () from /lib/libpthread.so.0 #13 0x00007fdf489e2b7d in clone () from /lib/libc.so.6 #14 0x0000000000000000 in ?? () . Thread 7 (process 6916): #0 0x00007fdf49615e1d in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #1 0x00007fdf47dc8e29 in ?? () from /usr/lib/libnspr4.so.0d #2 0x00007fdf47dc9a5a in PR_WaitCondVar () from /usr/lib/libnspr4.so.0d #3 0x00007fdf475229c4 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #4 0x00007fdf475201c5 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #5 0x00007fdf474f5611 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #6 0x00007fdf4751fe93 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #7 0x00007fdf47dcf1ca in ?? () from /usr/lib/libnspr4.so.0d #8 0x00007fdf496113f7 in start_thread () from /lib/libpthread.so.0 #9 0x00007fdf489e2b7d in clone () from /lib/libc.so.6 #10 0x0000000000000000 in ?? () . Thread 6 (process 6919): #0 0x00007fdf49615e1d in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #1 0x00007fdf47dc8e29 in ?? () from /usr/lib/libnspr4.so.0d #2 0x00007fdf47dc9a5a in PR_WaitCondVar () from /usr/lib/libnspr4.so.0d #3 0x00007fdf47dc9b56 in PR_Wait () from /usr/lib/libnspr4.so.0d #4 0x00007fdf46e6b27e in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #5 0x00007fdf47521694 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #6 0x00007fdf475201c5 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #7 0x00007fdf474f5611 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #8 0x00007fdf4751fe93 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #9 0x00007fdf47dcf1ca in ?? () from /usr/lib/libnspr4.so.0d #10 0x00007fdf496113f7 in start_thread () from /lib/libpthread.so.0 #11 0x00007fdf489e2b7d in clone () from /lib/libc.so.6 #12 0x0000000000000000 in ?? () . Thread 5 (process 6920): #0 0x00007fdf49615b99 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #1 0x00007fdf47dc9aec in PR_WaitCondVar () from /usr/lib/libnspr4.so.0d #2 0x00007fdf47348a6d in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #3 0x00007fdf47dcf1ca in ?? () from /usr/lib/libnspr4.so.0d #4 0x00007fdf496113f7 in start_thread () from /lib/libpthread.so.0 #5 0x00007fdf489e2b7d in clone () from /lib/libc.so.6 #6 0x0000000000000000 in ?? () . Thread 4 (process 6921): #0 0x00007fdf49615b99 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #1 0x00007fdf47dc9aec in PR_WaitCondVar () from /usr/lib/libnspr4.so.0d #2 0x00007fdf47349a33 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #3 0x00007fdf47dcf1ca in ?? () from /usr/lib/libnspr4.so.0d #4 0x00007fdf496113f7 in start_thread () from /lib/libpthread.so.0 #5 0x00007fdf489e2b7d in clone () from /lib/libc.so.6 #6 0x0000000000000000 in ?? () . Thread 3 (process 6922): #0 0x00007fdf49615e1d in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #1 0x00007fdf47dc8e29 in ?? () from /usr/lib/libnspr4.so.0d #2 0x00007fdf47dc9a5a in PR_WaitCondVar () from /usr/lib/libnspr4.so.0d #3 0x00007fdf46e38acb in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #4 0x00007fdf46e390aa in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #5 0x00007fdf47dcf1ca in ?? () from /usr/lib/libnspr4.so.0d #6 0x00007fdf496113f7 in start_thread () from /lib/libpthread.so.0 #7 0x00007fdf489e2b7d in clone () from /lib/libc.so.6 #8 0x0000000000000000 in ?? () . Thread 2 (process 6923): #0 0x00007fdf49615b99 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #1 0x00007fdf47dc9aec in PR_WaitCondVar () from /usr/lib/libnspr4.so.0d #2 0x00007fdf47dc9b56 in PR_Wait () from /usr/lib/libnspr4.so.0d #3 0x00007fdf46e6b27e in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #4 0x00007fdf4751f162 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #5 0x00007fdf4752019b in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #6 0x00007fdf474f5611 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #7 0x00007fdf4751fe93 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #8 0x00007fdf47dcf1ca in ?? () from /usr/lib/libnspr4.so.0d #9 0x00007fdf496113f7 in start_thread () from /lib/libpthread.so.0 #10 0x00007fdf489e2b7d in clone () from /lib/libc.so.6 #11 0x0000000000000000 in ?? () . Thread 1 (process 6914): #0 0x00007fdf4961969b in raise () from /lib/libpthread.so.0 #1 0x00007fdf46de0f57 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #2 #3 0x00007fdf33a70d90 in ?? () #4 0x00007fdf44521324 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0 #5 0x00007fdf44524635 in ?? () from /usr/lib/libglib-2.0.so.0 #6 0x00007fdf44524b1b in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #7 0x00007fdf4747e4e3 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #8 0x00007fdf4747e7fa in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #9 0x00007fdf47520167 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #10 0x00007fdf474f5611 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #11 0x00007fdf4747e5a7 in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #12 0x00007fdf4732b9bf in ?? () from /usr/lib/xulrunner-1.9b4/libxul.so #13 0x00007fdf46ddb439 in XRE_main () from /usr/lib/xulrunner-1.9b4/libxul.so #14 0x00000000004014ed in ?? () #15 0x00007fdf489291c4 in __libc_start_main () from /lib/libc.so.6 #16 0x00000000004010f9 in ?? () #17 0x00007fff51a45428 in ?? () #18 0x0000000000000000 in ?? ()