.
Thread 4 (Thread 0x7f321cd1a700 (LWP 1318445)):
#0  0x00007f32205e5aff in __GI___poll (fds=0x7f3210016760, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007f321fd0b36e in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f321fd0b6f3 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f321fadff8a in  () at /lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f321fd34ad1 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f32204b6609 in start_thread (arg=<optimized out>) at pthread_create.c:477
        ret = <optimized out>
        pd = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139853208594176, -7781400857053601784, 139853077486414, 139853077486415, 139853077486560, 139853208592320, 7667044693118967816, 7667002002563686408}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007f32205f2293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
.
Thread 3 (Thread 0x7f3215012700 (LWP 1318444)):
#0  0x00007f32205e5aff in __GI___poll (fds=0xd83840, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007f321fd0b36e in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f321fd0b4a3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f321da4699d in  () at /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
#4  0x00007f321fd34ad1 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f32204b6609 in start_thread (arg=<optimized out>) at pthread_create.c:477
        ret = <optimized out>
        pd = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139853077489408, -7781400857053601784, 140729710559390, 140729710559391, 140729710559536, 139853077487552, 7667029991445913608, 7667002002563686408}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007f32205f2293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
.
Thread 2 (Thread 0x7f321d813700 (LWP 1318443)):
#0  0x00007f32205e5aff in __GI___poll (fds=0xd82110, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007f321fd0b36e in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f321fd0b4a3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f321fd0b4f1 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f321fd34ad1 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f32204b6609 in start_thread (arg=<optimized out>) at pthread_create.c:477
        ret = <optimized out>
        pd = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139853220099840, -7781400857053601784, 140729710559006, 140729710559007, 140729710559152, 139853220097984, 7667046483583459336, 7667002002563686408}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007f32205f2293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
.
Thread 1 (Thread 0x7f3220304740 (LWP 1318441)):
#0  0x00007f321c0259fc in  () at /lib/x86_64-linux-gnu/libvte-2.91.so.0
#1  0x00007f321c0268f2 in  () at /lib/x86_64-linux-gnu/libvte-2.91.so.0
#2  0x00007f321c026e65 in  () at /lib/x86_64-linux-gnu/libvte-2.91.so.0
#3  0x00007f321c029496 in  () at /lib/x86_64-linux-gnu/libvte-2.91.so.0
#4  0x00007f321c02b9cf in  () at /lib/x86_64-linux-gnu/libvte-2.91.so.0
#5  0x00007f321c02c6d5 in  () at /lib/x86_64-linux-gnu/libvte-2.91.so.0
#6  0x00007f321c054c34 in  () at /lib/x86_64-linux-gnu/libvte-2.91.so.0
#7  0x00007f321c03a954 in  () at /lib/x86_64-linux-gnu/libvte-2.91.so.0
#8  0x00007f321c03b725 in  () at /lib/x86_64-linux-gnu/libvte-2.91.so.0
#9  0x00007f321c03b81e in  () at /lib/x86_64-linux-gnu/libvte-2.91.so.0
#10 0x00007f321c03ba1e in  () at /lib/x86_64-linux-gnu/libvte-2.91.so.0
#11 0x00007f321fd0bbe8 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f321fd0b04e in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007f321fd0b400 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#14 0x00007f321fd0b6f3 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#15 0x00007f321e39f37d in gtk_main () at /lib/x86_64-linux-gnu/libgtk-3.so.0
#16 0x00007f321fc1bff5 in  () at /lib/x86_64-linux-gnu/libffi.so.7
#17 0x00007f321fc1b40a in  () at /lib/x86_64-linux-gnu/libffi.so.7
#18 0x00007f321fe0b0a5 in  () at /usr/lib/python3/dist-packages/gi/_gi.cpython-38-x86_64-linux-gnu.so
#19 0x00007f321fe0225c in  () at /usr/lib/python3/dist-packages/gi/_gi.cpython-38-x86_64-linux-gnu.so
#20 0x00000000005f2c0e in PyObject_Call ()
#21 0x000000000056b7b0 in _PyEval_EvalFrameDefault ()
#22 0x000000000056822a in _PyEval_EvalCodeWithName ()
#23 0x00000000005f6033 in _PyFunction_Vectorcall ()
#24 0x000000000056ef97 in _PyEval_EvalFrameDefault ()
#25 0x000000000056822a in _PyEval_EvalCodeWithName ()
#26 0x000000000068c1e7 in PyEval_EvalCode ()
#27 0x000000000067d5a1 in  ()
#28 0x000000000067d61f in  ()
#29 0x000000000067d6db in PyRun_FileExFlags ()
#30 0x000000000067da6e in PyRun_SimpleFileExFlags ()
#31 0x00000000006b6132 in Py_RunMain ()
#32 0x00000000006b64bd in Py_BytesMain ()
#33 0x00007f32204f70b3 in __libc_start_main (main=0x4eec80 <main>, argc=2, argv=0x7ffe306854f8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe306854e8) at ../csu/libc-start.c:308
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {7038160, -7781400857053601784, 6263376, 140729710564592, 0, 0, 7781808892648251400, 7667002036481187848}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x2, 0x7ffe306854f8}, data = {prev = 0x0, cleanup = 0x0, canceltype = 2}}}
        not_first_call = <optimized out>
#34 0x00000000005f927e in _start ()