.
Thread 8 (Thread 0x7fb160b97640 (LWP 1273)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5561fef6f6cc) at ../sysdeps/nptl/futex-internal.h:183
        __ret = -512
        oldtype = 0
        err = <optimized out>
        oldtype = <optimized out>
        err = <optimized out>
        __ret = <optimized out>
        resultvar = <optimized out>
        __arg4 = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a4 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5561fef6f678, cond=0x5561fef6f6a0) at pthread_cond_wait.c:508
        spin = 0
        buffer = {__routine = 0x7fb16a8b48e0 <__condvar_cleanup_waiting>, __arg = 0x7fb160b96990, __canceltype = 962868531, __prev = 0x0}
        cbuffer = {wseq = 11, cond = 0x5561fef6f6a0, mutex = 0x5561fef6f678, private = 0}
        err = <optimized out>
        g = 1
        flags = <optimized out>
        g1_start = <optimized out>
        signals = <optimized out>
        wseq = 11
        seq = 5
        private = <optimized out>
        maxspin = <optimized out>
        err = <optimized out>
        result = <optimized out>
        wseq = <optimized out>
        g = <optimized out>
        seq = <optimized out>
        flags = <optimized out>
        private = <optimized out>
        signals = <optimized out>
        g1_start = <optimized out>
        spin = <optimized out>
        buffer = <optimized out>
        cbuffer = <optimized out>
        s = <optimized out>
#2  __pthread_cond_wait (cond=0x5561fef6f6a0, mutex=0x5561fef6f678) at pthread_cond_wait.c:638
No locals.
#3  0x00007fb161c320fb in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
No symbol table info available.
#4  0x00007fb161c31bcb in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
No symbol table info available.
#5  0x00007fb16a8ae590 in start_thread (arg=0x7fb160b97640) at pthread_create.c:463
        ret = <optimized out>
        pd = 0x7fb160b97640
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140399808706112, 5964340575711835514, 140722927578526, 140722927578527, 0, 140399808706112, -5933675758663715462, -5933689102652099206}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007fb16bcad223 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 7 (Thread 0x7fb163fff640 (LWP 1265)):
#0  0x00007fb16bca166f in __GI___poll (fds=0x7fb15c001460, nfds=4, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        sc_ret = -516
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007fb16bea172e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fb16bea1ab3 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fb16c0fd8aa in ?? () from /lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007fb16becb1f1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fb16a8ae590 in start_thread (arg=0x7fb163fff640) at pthread_create.c:463
        ret = <optimized out>
        pd = 0x7fb163fff640
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140399863658048, 5964340575711835514, 140399941375998, 140399941375999, 0, 140399863658048, -5933668598953233030, -5933689102652099206}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007fb16bcad223 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 6 (Thread 0x7fb161398640 (LWP 1272)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5561fef6f6c8) at ../sysdeps/nptl/futex-internal.h:183
        __ret = -512
        oldtype = 0
        err = <optimized out>
        oldtype = <optimized out>
        err = <optimized out>
        __ret = <optimized out>
        resultvar = <optimized out>
        __arg4 = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a4 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5561fef6f678, cond=0x5561fef6f6a0) at pthread_cond_wait.c:508
        spin = 0
        buffer = {__routine = 0x7fb16a8b48e0 <__condvar_cleanup_waiting>, __arg = 0x7fb161397990, __canceltype = 926429240, __prev = 0x0}
        cbuffer = {wseq = 16, cond = 0x5561fef6f6a0, mutex = 0x5561fef6f678, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        g1_start = <optimized out>
        signals = <optimized out>
        wseq = 16
        seq = 8
        private = <optimized out>
        maxspin = <optimized out>
        err = <optimized out>
        result = <optimized out>
        wseq = <optimized out>
        g = <optimized out>
        seq = <optimized out>
        flags = <optimized out>
        private = <optimized out>
        signals = <optimized out>
        g1_start = <optimized out>
        spin = <optimized out>
        buffer = <optimized out>
        cbuffer = <optimized out>
        s = <optimized out>
#2  __pthread_cond_wait (cond=0x5561fef6f6a0, mutex=0x5561fef6f678) at pthread_cond_wait.c:638
No locals.
#3  0x00007fb161c320fb in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
No symbol table info available.
#4  0x00007fb161c31bcb in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
No symbol table info available.
#5  0x00007fb16a8ae590 in start_thread (arg=0x7fb161398640) at pthread_create.c:463
        ret = <optimized out>
        pd = 0x7fb161398640
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140399817098816, 5964340575711835514, 140722927578526, 140722927578527, 0, 140399817098816, -5933674659688958598, -5933689102652099206}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007fb16bcad223 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 5 (Thread 0x7fb1577fe640 (LWP 1275)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5561fef6f6cc) at ../sysdeps/nptl/futex-internal.h:183
        __ret = -512
        oldtype = 0
        err = <optimized out>
        oldtype = <optimized out>
        err = <optimized out>
        __ret = <optimized out>
        resultvar = <optimized out>
        __arg4 = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a4 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5561fef6f678, cond=0x5561fef6f6a0) at pthread_cond_wait.c:508
        spin = 0
        buffer = {__routine = 0x7fb16a8b48e0 <__condvar_cleanup_waiting>, __arg = 0x7fb1577fd990, __canceltype = 825307953, __prev = 0x0}
        cbuffer = {wseq = 15, cond = 0x5561fef6f6a0, mutex = 0x5561fef6f678, private = 0}
        err = <optimized out>
        g = 1
        flags = <optimized out>
        g1_start = <optimized out>
        signals = <optimized out>
        wseq = 15
        seq = 7
        private = <optimized out>
        maxspin = <optimized out>
        err = <optimized out>
        result = <optimized out>
        wseq = <optimized out>
        g = <optimized out>
        seq = <optimized out>
        flags = <optimized out>
        private = <optimized out>
        signals = <optimized out>
        g1_start = <optimized out>
        spin = <optimized out>
        buffer = <optimized out>
        cbuffer = <optimized out>
        s = <optimized out>
#2  __pthread_cond_wait (cond=0x5561fef6f6a0, mutex=0x5561fef6f678) at pthread_cond_wait.c:638
No locals.
#3  0x00007fb161c320fb in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
No symbol table info available.
#4  0x00007fb161c31bcb in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
No symbol table info available.
#5  0x00007fb16a8ae590 in start_thread (arg=0x7fb1577fe640) at pthread_create.c:463
        ret = <optimized out>
        pd = 0x7fb1577fe640
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140399653938752, 5964340575711835514, 140722927578526, 140722927578527, 0, 140399653938752, -5933713680540584582, -5933689102652099206}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007fb16bcad223 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 4 (Thread 0x7fb1637fe640 (LWP 1266)):
#0  0x00007fb16bca166f in __GI___poll (fds=0x5561fef95080, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        sc_ret = -516
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007fb16bea172e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fb16bea1863 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fb1681e6fad in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
No symbol table info available.
#4  0x00007fb16becb1f1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fb16a8ae590 in start_thread (arg=0x7fb1637fe640) at pthread_create.c:463
        ret = <optimized out>
        pd = 0x7fb1637fe640
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140399855265344, 5964340575711835514, 140722927581726, 140722927581727, 0, 140399855265344, -5933669700075473542, -5933689102652099206}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007fb16bcad223 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 3 (Thread 0x7fb157fff640 (LWP 1274)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5561fef6f6cc) at ../sysdeps/nptl/futex-internal.h:183
        __ret = -512
        oldtype = 0
        err = <optimized out>
        oldtype = <optimized out>
        err = <optimized out>
        __ret = <optimized out>
        resultvar = <optimized out>
        __arg4 = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a4 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5561fef6f678, cond=0x5561fef6f6a0) at pthread_cond_wait.c:508
        spin = 0
        buffer = {__routine = 0x7fb16a8b48e0 <__condvar_cleanup_waiting>, __arg = 0x7fb157ffe990, __canceltype = 825637217, __prev = 0x0}
        cbuffer = {wseq = 13, cond = 0x5561fef6f6a0, mutex = 0x5561fef6f678, private = 0}
        err = <optimized out>
        g = 1
        flags = <optimized out>
        g1_start = <optimized out>
        signals = <optimized out>
        wseq = 13
        seq = 6
        private = <optimized out>
        maxspin = <optimized out>
        err = <optimized out>
        result = <optimized out>
        wseq = <optimized out>
        g = <optimized out>
        seq = <optimized out>
        flags = <optimized out>
        private = <optimized out>
        signals = <optimized out>
        g1_start = <optimized out>
        spin = <optimized out>
        buffer = <optimized out>
        cbuffer = <optimized out>
        s = <optimized out>
#2  __pthread_cond_wait (cond=0x5561fef6f6a0, mutex=0x5561fef6f678) at pthread_cond_wait.c:638
No locals.
#3  0x00007fb161c320fb in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
No symbol table info available.
#4  0x00007fb161c31bcb in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
No symbol table info available.
#5  0x00007fb16a8ae590 in start_thread (arg=0x7fb157fff640) at pthread_create.c:463
        ret = <optimized out>
        pd = 0x7fb157fff640
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140399662331456, 5964340575711835514, 140722927578526, 140722927578527, 0, 140399662331456, -5933712579418344070, -5933689102652099206}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007fb16bcad223 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 2 (Thread 0x7fb16921f640 (LWP 1263)):
#0  0x00007fb16bca166f in __GI___poll (fds=0x5561fef63be0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        sc_ret = -516
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007fb16bea172e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fb16bea1863 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fb16bea18b1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007fb16becb1f1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fb16a8ae590 in start_thread (arg=0x7fb16921f640) at pthread_create.c:463
        ret = <optimized out>
        pd = 0x7fb16921f640
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140399949772352, 5964340575711835514, 140722927583038, 140722927583039, 0, 140399949772352, -5933692186913622662, -5933689102652099206}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007fb16bcad223 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 1 (Thread 0x7fb169791a80 (LWP 1260)):
#0  0x00007fb16bea8527 in g_log_structured_array () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#1  0x00007fb16bea8939 in g_log_default_handler () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fb16bea8b89 in g_logv () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fb16bea8e23 in g_log () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007fb16c3c3dcd in ?? () from /lib/x86_64-linux-gnu/libmutter-7.so.0
No symbol table info available.
#5  0x00007fb16c3e48c0 in ?? () from /lib/x86_64-linux-gnu/libmutter-7.so.0
No symbol table info available.
#6  0x00007fb16c3c366b in ?? () from /lib/x86_64-linux-gnu/libmutter-7.so.0
No symbol table info available.
#7  0x00007fb16c3c44ed in ?? () from /lib/x86_64-linux-gnu/libmutter-7.so.0
No symbol table info available.
#8  0x00007fb16c414112 in ?? () from /lib/x86_64-linux-gnu/libmutter-7.so.0
No symbol table info available.
#9  0x00007fb16c414594 in meta_display_begin_grab_op () from /lib/x86_64-linux-gnu/libmutter-7.so.0
No symbol table info available.
#10 0x00007fb16c45b17b in ?? () from /lib/x86_64-linux-gnu/libmutter-7.so.0
No symbol table info available.
#11 0x00007fb16c444a50 in ?? () from /lib/x86_64-linux-gnu/libmutter-7.so.0
No symbol table info available.
#12 0x00007fb16c44598e in ?? () from /lib/x86_64-linux-gnu/libmutter-7.so.0
No symbol table info available.
#13 0x00007fb16abbe83f in ?? () from /lib/x86_64-linux-gnu/libgdk-3.so.0
No symbol table info available.
#14 0x00007fb16abbec3a in ?? () from /lib/x86_64-linux-gnu/libgdk-3.so.0
No symbol table info available.
#15 0x00007fb16ab850d4 in gdk_display_get_event () from /lib/x86_64-linux-gnu/libgdk-3.so.0
No symbol table info available.
#16 0x00007fb16abbe8d6 in ?? () from /lib/x86_64-linux-gnu/libgdk-3.so.0
No symbol table info available.
#17 0x00007fb16bea14eb in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#18 0x00007fb16bea1798 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#19 0x00007fb16bea1ab3 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#20 0x00007fb16c4208b2 in meta_run () from /lib/x86_64-linux-gnu/libmutter-7.so.0
No symbol table info available.
#21 0x00005561fe2d7854 in ?? ()
No symbol table info available.
#22 0x00007fb16bbbccb2 in __libc_start_main (main=0x5561fe2d28b0, argc=1, argv=0x7ffc9c1c46f8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffc9c1c46e8) at ../csu/libc-start.c:314
        self = <optimized out>
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -574661419260136070, 93879364561104, 0, 0, 0, -5963715748405660294, -5933686776101161606}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x1, 0x7ffc9c1c46f8}, data = {prev = 0x0, cleanup = 0x0, canceltype = 1}}}
        not_first_call = <optimized out>
#23 0x00005561fe2d28fe in ?? ()
No symbol table info available.