Core was generated by `/usr/bin/gnome-shell'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007ffae6dcb625 in ?? () from /usr/lib/libgjs.so.0
[Current thread is 1 (Thread 0x7ffae78319c0 (LWP 1210))]
(gdb) t a a bt

Thread 19 (Thread 0x7ffabe46f700 (LWP 1269)):
#0  0x00007ffae4c9b39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ffad770ed10 in PR_WaitCondVar () at /usr/lib/libnspr4.so
#2  0x00007ffadfcf9811 in  () at /usr/lib/libmozjs-38.so
#3  0x00007ffad771488b in  () at /usr/lib/libnspr4.so
#4  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 18 (Thread 0x7ffacc1d7700 (LWP 1260)):
#0  0x00007ffae4c9b39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ffad770ed10 in PR_WaitCondVar () at /usr/lib/libnspr4.so
#2  0x00007ffadfcf9811 in  () at /usr/lib/libmozjs-38.so
#3  0x00007ffad771488b in  () at /usr/lib/libnspr4.so
#4  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 17 (Thread 0x7ffae77ea700 (LWP 1259)):
#0  0x00007ffae4c9b39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ffad770ed10 in PR_WaitCondVar () at /usr/lib/libnspr4.so
#2  0x00007ffadfcf9811 in  () at /usr/lib/libmozjs-38.so
#3  0x00007ffad771488b in  () at /usr/lib/libnspr4.so
#4  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 16 (Thread 0x7ffacfd81700 (LWP 1212)):
#0  0x00007ffae49cc24d in poll () at /usr/lib/libc.so.6
#1  0x00007ffae4ef6bf9 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007ffae4ef6f92 in g_main_loop_run () at /usr/lib/libglib-2.0.so.0
#3  0x00007ffae54de426 in  () at /usr/lib/libgio-2.0.so.0
#4  0x00007ffae4f1dac5 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7ffad0582700 (LWP 1211)):
#0  0x00007ffae49cc24d in poll () at /usr/lib/libc.so.6
#1  0x00007ffae4ef6bf9 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007ffae4ef6d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007ffae4ef6d51 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007ffae4f1dac5 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7ffabef76700 (LWP 1255)):
#0  0x00007ffae49cc24d in poll () at /usr/lib/libc.so.6
#1  0x00007ffae0d1cee1 in  () at /usr/lib/libpulse.so.0
#2  0x00007ffae0d0e6f1 in pa_mainloop_poll () at /usr/lib/libpulse.so.0
#3  0x00007ffae0d0ed8e in pa_mainloop_iterate () at /usr/lib/libpulse.so.0
#4  0x00007ffae0d0ee40 in pa_mainloop_run () at /usr/lib/libpulse.so.0
#5  0x00007ffae0d1ce29 in  () at /usr/lib/libpulse.so.0
#6  0x00007ffad5fc5fe8 in  () at /usr/lib/pulseaudio/libpulsecommon-10.0.so
#7  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7ffacc0d5700 (LWP 1262)):
#0  0x00007ffae4c9b39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ffad770ed10 in PR_WaitCondVar () at /usr/lib/libnspr4.so
#2  0x00007ffadfcf9811 in  () at /usr/lib/libmozjs-38.so
#3  0x00007ffad771488b in  () at /usr/lib/libnspr4.so
#4  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7ffabe571700 (LWP 1267)):
#0  0x00007ffae4c9b39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ffad770ed10 in PR_WaitCondVar () at /usr/lib/libnspr4.so
#2  0x00007ffadfcf9811 in  () at /usr/lib/libmozjs-38.so
#3  0x00007ffad771488b in  () at /usr/lib/libnspr4.so
#4  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7ffabe5f2700 (LWP 1266)):
#0  0x00007ffae4c9b39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ffad770ed10 in PR_WaitCondVar () at /usr/lib/libnspr4.so
#2  0x00007ffadfcf9811 in  () at /usr/lib/libmozjs-38.so
#3  0x00007ffad771488b in  () at /usr/lib/libnspr4.so
#4  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7ffabe673700 (LWP 1265)):
#0  0x00007ffae4c9b39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ffad770ed10 in PR_WaitCondVar () at /usr/lib/libnspr4.so
#2  0x00007ffadfcf9811 in  () at /usr/lib/libmozjs-38.so
#3  0x00007ffad771488b in  () at /usr/lib/libnspr4.so
#4  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7ffa3ffff700 (LWP 6679)):
#0  0x00007ffae49d1349 in syscall () at /usr/lib/libc.so.6
#1  0x00007ffae4f3bc7a in g_cond_wait_until () at /usr/lib/libglib-2.0.so.0
#2  0x00007ffae4ecb121 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007ffae4f1e464 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007ffae4f1dac5 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7ffacc156700 (LWP 1261)):
#0  0x00007ffae4c9b39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ffad770ed10 in PR_WaitCondVar () at /usr/lib/libnspr4.so
#2  0x00007ffadfcf9811 in  () at /usr/lib/libmozjs-38.so
#3  0x00007ffad771488b in  () at /usr/lib/libnspr4.so
#4  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7ffabe775700 (LWP 1263)):
#0  0x00007ffae4c9b39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ffad770ed10 in PR_WaitCondVar () at /usr/lib/libnspr4.so
#2  0x00007ffadfcf9811 in  () at /usr/lib/libmozjs-38.so
#3  0x00007ffad771488b in  () at /usr/lib/libnspr4.so
#4  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7ffabe6f4700 (LWP 1264)):
#0  0x00007ffae4c9b39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ffad770ed10 in PR_WaitCondVar () at /usr/lib/libnspr4.so
#2  0x00007ffadfcf9811 in  () at /usr/lib/libmozjs-38.so
#3  0x00007ffad771488b in  () at /usr/lib/libnspr4.so
#4  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7ffabfdf2700 (LWP 1214)):
#0  0x00007ffae49cc24d in poll () at /usr/lib/libc.so.6
#1  0x00007ffae4ef6bf9 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007ffae4ef6d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007ffabfdfa55d in  () at /usr/lib/gio/modules/libdconfsettings.so
#4  0x00007ffae4f1dac5 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7ffabe4f0700 (LWP 1268)):
#0  0x00007ffae4c9b39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ffad770ed10 in PR_WaitCondVar () at /usr/lib/libnspr4.so
#2  0x00007ffadfcf9811 in  () at /usr/lib/libmozjs-38.so
#3  0x00007ffad771488b in  () at /usr/lib/libnspr4.so
#4  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7ffabe3ee700 (LWP 1270)):
#0  0x00007ffae4c9b39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ffad770ed10 in PR_WaitCondVar () at /usr/lib/libnspr4.so
#2  0x00007ffadfcf9811 in  () at /usr/lib/libmozjs-38.so
#3  0x00007ffad771488b in  () at /usr/lib/libnspr4.so
#4  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7ffa3e7fc700 (LWP 6682)):
#0  0x00007ffae49d1349 in syscall () at /usr/lib/libc.so.6
#1  0x00007ffae4f3bc7a in g_cond_wait_until () at /usr/lib/libglib-2.0.so.0
#2  0x00007ffae4ecb121 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007ffae4f1e464 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007ffae4f1dac5 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007ffae4c95297 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007ffae49d61ef in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7ffae78319c0 (LWP 1210)):
#0  0x00007ffae6dcb625 in  () at /usr/lib/libgjs.so.0
#1  0x00007ffae4ef68b5 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#2  0x00007ffae4ef6c78 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007ffae4ef6f92 in g_main_loop_run () at /usr/lib/libglib-2.0.so.0
#4  0x00007ffae66a908c in meta_run () at /usr/lib/libmutter-0.so.0
#5  0x0000000000401ff7 in main ()

