#0  __GI_raise (sig=<optimized out>) at ../sysdeps/unix/sysv/linux/raise.c:50
        set = {__val = {0, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 0, 8315720249264492544, 93990320022624, 93990346022240}}
        pid = <optimized out>
        tid = <optimized out>
#1  0x0000557bd3a3252a in  ()
#2  0x00007f85014f0470 in <signal handler called> () at /lib/x86_64-linux-gnu/libc.so.6
#3  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
        set = {__val = {0, 93990426553456, 3432, 140209229650673, 140209231059104, 140209231058592, 140209231062176, 1, 93990342610704, 0, 93990379845904, 140209229641224, 140209231062176, 8315720249264492544, 93990379845904, 140209231058824}}
        pid = <optimized out>
        tid = <optimized out>
#4  0x00007f85014cf899 in __GI_abort () at abort.c:79
        save_stage = 1
        act = {__sigaction_handler = {sa_handler = 0x7ffeeeedc848, sa_sigaction = 0x7ffeeeedc848}, sa_mask = {__val = {140209243825027, 140209207377968, 140728898420736, 0, 116, 93990342610704, 140209244031090, 140209244053535, 140211556188160, 93990342610704, 0, 0, 8315720249264492544, 140209232424852, 140209244544480, 93990342610704}}, sa_flags = 117, sa_restorer = 0x7ffeeeedc8b0}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#5  0x00007f8502267b43 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f850175f27e in  () at /lib/x86_64-linux-gnu/libmutter-5.so.0
#7  0x00007f8501765308 in  () at /lib/x86_64-linux-gnu/libmutter-5.so.0
#8  0x00007f8501784bd4 in  () at /lib/x86_64-linux-gnu/libmutter-5.so.0
#9  0x00007f85017712d1 in  () at /lib/x86_64-linux-gnu/libmutter-5.so.0
#10 0x00007f8501771b3b in  () at /lib/x86_64-linux-gnu/libmutter-5.so.0
#11 0x00007f85013b5f6f in  () at /lib/x86_64-linux-gnu/libgdk-3.so.0
#12 0x00007f85013b629b in  () at /lib/x86_64-linux-gnu/libgdk-3.so.0
#13 0x00007f850137e094 in gdk_display_get_event () at /lib/x86_64-linux-gnu/libgdk-3.so.0
#14 0x00007f85013b6006 in  () at /lib/x86_64-linux-gnu/libgdk-3.so.0
#15 0x00007f850229becd in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#16 0x00007f850229c150 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#17 0x00007f850229c443 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007f850174e390 in meta_run () at /lib/x86_64-linux-gnu/libmutter-5.so.0
#19 0x0000557bd3a31d85 in  ()
#20 0x00007f85014d11e3 in __libc_start_main (main=0x557bd3a31930, argc=1, argv=0x7ffeeeedd188, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffeeeedd178) at ../csu/libc-start.c:308
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 1539949413915538002, 93990320021296, 140732906983808, 0, 0, 4635476464301617746, 4657665435694510674}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x7ffeeeedd198, 0x7f850284d190}, data = {prev = 0x0, cleanup = 0x0, canceltype = -286404200}}}
        not_first_call = <optimized out>
#21 0x0000557bd3a31f5e in  ()