.
Thread 5 (Thread 0x7fb313610700 (LWP 2597)):
#0  0x00007fb31bebf031 in __GI___poll (fds=0x55fb639faca0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007fb31c093566 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fb31c093690 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fb318999e5d in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
No symbol table info available.
#4  0x00007fb31c0bd091 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fb31bd1d75a in start_thread (arg=<optimized out>) at pthread_create.c:486
        ret = <optimized out>
        pd = <optimized out>
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140407100999424, -571074274706252308, 140728594876446, 140728594876447, 140728594876592, 140407100996736, 537340373337710060, 537359209612778988}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#6  0x00007fb31becb9f3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 4 (Thread 0x7fb313fff700 (LWP 2596)):
#0  0x00007fb31bebf031 in __GI___poll (fds=0x55fb63a01800, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007fb31c093566 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fb31c0938e2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fb31b25695a in ?? () from /lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007fb31c0bd091 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fb31bd1d75a in start_thread (arg=<optimized out>) at pthread_create.c:486
        ret = <optimized out>
        pd = <optimized out>
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140407111415552, -571074274706252308, 140728594875166, 140728594875167, 140728594875312, 140407111412864, 537341257564102124, 537359209612778988}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#6  0x00007fb31becb9f3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 3 (Thread 0x7fb312e0f700 (LWP 8212)):
#0  0x00007fb31bebf031 in __GI___poll (fds=0x7fb308007030, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007fb303fe01c6 in ?? () from /lib/x86_64-linux-gnu/libpulse.so.0
No symbol table info available.
#2  0x00007fb303fd1831 in pa_mainloop_poll () from /lib/x86_64-linux-gnu/libpulse.so.0
No symbol table info available.
#3  0x00007fb303fd1eb3 in pa_mainloop_iterate () from /lib/x86_64-linux-gnu/libpulse.so.0
No symbol table info available.
#4  0x00007fb303fd1f60 in pa_mainloop_run () from /lib/x86_64-linux-gnu/libpulse.so.0
No symbol table info available.
#5  0x00007fb303fe010d in ?? () from /lib/x86_64-linux-gnu/libpulse.so.0
No symbol table info available.
#6  0x00007fb303f7e36c in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-12.99.so
No symbol table info available.
#7  0x00007fb31bd1d75a in start_thread (arg=<optimized out>) at pthread_create.c:486
        ret = <optimized out>
        pd = <optimized out>
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140407092606720, -571074274706252308, 140728594879550, 140728594879551, 0, 140407092604032, 537343671335722476, 537359209612778988}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#8  0x00007fb31becb9f3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 2 (Thread 0x7fb318896700 (LWP 2595)):
#0  0x00007fb31bebf031 in __GI___poll (fds=0x55fb639ec8a0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007fb31c093566 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fb31c093690 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fb31c0936e1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007fb31c0bd091 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fb31bd1d75a in start_thread (arg=<optimized out>) at pthread_create.c:486
        ret = <optimized out>
        pd = <optimized out>
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140407187531520, -571074274706252308, 140728594874750, 140728594874751, 140728594874896, 140407187528832, 537357633737530860, 537359209612778988}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#6  0x00007fb31becb9f3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 1 (Thread 0x7fb319500a80 (LWP 2593)):
#0  0x00007fb31bfc8dc1 in meta_display_list_windows () from /lib/x86_64-linux-gnu/libmarco-private.so.2
No symbol table info available.
#1  0x00007fb31bfca82d in meta_display_queue_retheme_all_windows () from /lib/x86_64-linux-gnu/libmarco-private.so.2
No symbol table info available.
#2  0x00007fb31bfdddfc in ?? () from /lib/x86_64-linux-gnu/libmarco-private.so.2
No symbol table info available.
#3  0x00007fb31c093208 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007fb31c0935f8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fb31c0938e2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#6  0x000055fb61d8b26c in main ()
No symbol table info available.