.
Thread 9 (Thread 0x7f480aa7a700 (LWP 1450)):
#0  0x00007f48196cb7ad in open64 () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f480c4eee3a in ?? () from /usr/lib/x86_64-linux-gnu/mir/server-platform/input-evdev.so.5
No symbol table info available.
#2  0x00007f480c2c0842 in ?? () from /usr/lib/x86_64-linux-gnu/libinput.so.10
No symbol table info available.
#3  0x00007f480c2ce7c5 in ?? () from /usr/lib/x86_64-linux-gnu/libinput.so.10
No symbol table info available.
#4  0x00007f480c2cebdb in ?? () from /usr/lib/x86_64-linux-gnu/libinput.so.10
No symbol table info available.
#5  0x00007f480c2ced74 in libinput_udev_assign_seat () from /usr/lib/x86_64-linux-gnu/libinput.so.10
No symbol table info available.
#6  0x00007f480c4ef7b9 in mir::input::evdev::make_libinput(udev*) () from /usr/lib/x86_64-linux-gnu/mir/server-platform/input-evdev.so.5
No symbol table info available.
#7  0x00007f480c4ec32a in mir::input::evdev::Platform::start() () from /usr/lib/x86_64-linux-gnu/mir/server-platform/input-evdev.so.5
No symbol table info available.
#8  0x00007f481af7ddf3 in ?? () from /usr/lib/x86_64-linux-gnu/libmirserver.so.40
No symbol table info available.
#9  0x00007f481aeef1bc in ?? () from /usr/lib/x86_64-linux-gnu/libmirserver.so.40
No symbol table info available.
#10 0x00007f481ac52f83 in mir::dispatch::ActionQueue::dispatch(unsigned int) () from /usr/lib/x86_64-linux-gnu/libmircommon.so.6
No symbol table info available.
#11 0x00007f481ac53354 in mir::dispatch::MultiplexingDispatchable::dispatch(unsigned int) () from /usr/lib/x86_64-linux-gnu/libmircommon.so.6
No symbol table info available.
#12 0x00007f481ac53354 in mir::dispatch::MultiplexingDispatchable::dispatch(unsigned int) () from /usr/lib/x86_64-linux-gnu/libmircommon.so.6
No symbol table info available.
#13 0x00007f481ac6191f in ?? () from /usr/lib/x86_64-linux-gnu/libmircommon.so.6
No symbol table info available.
#14 0x00007f481ac5970e in ?? () from /usr/lib/x86_64-linux-gnu/libmircommon.so.6
No symbol table info available.
#15 0x00007f4819c70050 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#16 0x00007f481a7a16fa in start_thread (arg=0x7f480aa7a700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f480aa7a700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139947393132288, -3914333399409310596, 0, 140721504908319, 139947393132992, 94257684340352, 3980456170027664508, 3980419520873940092}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#17 0x00007f48196dbb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 8 (Thread 0x7f480e1a1700 (LWP 1441)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007f48135a6b93 in ?? () from /usr/lib/x86_64-linux-gnu/dri/kms_swrast_dri.so
No symbol table info available.
#2  0x00007f48135a69f7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/kms_swrast_dri.so
No symbol table info available.
#3  0x00007f481a7a16fa in start_thread (arg=0x7f480e1a1700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f480e1a1700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139947450963712, -3914333399409310596, 0, 140721504904319, 139947450964416, 4, 3980446184765572220, 3980419520873940092}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#4  0x00007f48196dbb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 7 (Thread 0x7f480ba7c700 (LWP 1446)):
#0  0x00007f48196dc153 in epoll_wait () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x000055ba12af785d in boost::asio::detail::epoll_reactor::run(bool, boost::asio::detail::op_queue<boost::asio::detail::task_io_service_operation>&) ()
No symbol table info available.
#2  0x000055ba12af375b in ?? ()
No symbol table info available.
#3  0x00007f4819c70050 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#4  0x00007f481a7a16fa in start_thread (arg=0x7f480ba7c700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f480ba7c700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139947409917696, -3914333399409310596, 0, 140721504906447, 139947409918400, 94257684389952, 3980453972078150780, 3980419520873940092}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#5  0x00007f48196dbb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 6 (Thread 0x7f480cef6700 (LWP 1444)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007f4819c69c8c in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#2  0x00007f481af1475b in ?? () from /usr/lib/x86_64-linux-gnu/libmirserver.so.40
No symbol table info available.
#3  0x00007f4819c70050 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#4  0x00007f481a7a16fa in start_thread (arg=0x7f480cef6700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f480cef6700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139947431388928, -3914333399409310596, 0, 140721504907279, 139947431389632, 140721504908224, 3980451297387267196, 3980419520873940092}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#5  0x00007f48196dbb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 5 (Thread 0x7f480d9a0700 (LWP 1442)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007f48135a6b93 in ?? () from /usr/lib/x86_64-linux-gnu/dri/kms_swrast_dri.so
No symbol table info available.
#2  0x00007f48135a69f7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/kms_swrast_dri.so
No symbol table info available.
#3  0x00007f481a7a16fa in start_thread (arg=0x7f480d9a0700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f480d9a0700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139947442571008, -3914333399409310596, 0, 140721504904319, 139947442571712, 4, 3980449455920039036, 3980419520873940092}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#4  0x00007f48196dbb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 4 (Thread 0x7f480f1a3700 (LWP 1439)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007f48135a6b93 in ?? () from /usr/lib/x86_64-linux-gnu/dri/kms_swrast_dri.so
No symbol table info available.
#2  0x00007f48135a69f7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/kms_swrast_dri.so
No symbol table info available.
#3  0x00007f481a7a16fa in start_thread (arg=0x7f480f1a3700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f480f1a3700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139947467749120, -3914333399409310596, 0, 140721504904319, 139947467749824, 4, 3980443986816058492, 3980419520873940092}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#4  0x00007f48196dbb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 3 (Thread 0x7f480e9a2700 (LWP 1440)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007f48135a6b93 in ?? () from /usr/lib/x86_64-linux-gnu/dri/kms_swrast_dri.so
No symbol table info available.
#2  0x00007f48135a69f7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/kms_swrast_dri.so
No symbol table info available.
#3  0x00007f481a7a16fa in start_thread (arg=0x7f480e9a2700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f480e9a2700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139947459356416, -3914333399409310596, 0, 140721504904319, 139947459357120, 4, 3980447283740329084, 3980419520873940092}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#4  0x00007f48196dbb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 2 (Thread 0x7f481b34a9c0 (LWP 1431)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x00007f4819c6dd7e in std::__atomic_futex_unsigned_base::_M_futex_wait_until(unsigned int*, unsigned int, bool, std::chrono::duration<long, std::ratio<1l, 1l> >, std::chrono::duration<long, std::ratio<1l, 1000000000l> >) () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#2  0x00007f481aec8cd5 in ?? () from /usr/lib/x86_64-linux-gnu/libmirserver.so.40
No symbol table info available.
#3  0x00007f481aeeee62 in ?? () from /usr/lib/x86_64-linux-gnu/libmirserver.so.40
No symbol table info available.
#4  0x00007f481aed44c6 in mir::run_mir(mir::ServerConfiguration&, std::function<void (mir::DisplayServer&)>, std::function<void (int)> const&) () from /usr/lib/x86_64-linux-gnu/libmirserver.so.40
No symbol table info available.
#5  0x00007f481aedf95f in mir::Server::run() () from /usr/lib/x86_64-linux-gnu/libmirserver.so.40
No symbol table info available.
#6  0x000055ba12aebc05 in usc::SystemCompositor::run() ()
No symbol table info available.
#7  0x000055ba12addd82 in main ()
No symbol table info available.
.
Thread 1 (Thread 0x7f480b27b700 (LWP 1447)):
#0  0x00007f481960a418 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54
        resultvar = 0
        pid = 1431
        selftid = 1447
#1  0x00007f481960c01a in __GI_abort () at abort.c:89
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x0, sa_sigaction = 0x0}, sa_mask = {__val = {0, 139947666415200, 94257681013968, 2, 1, 62, 139947281488272, 139947666415200, 139947640457916, 1, 139947640928813, 139947643873136, 1, 139947401511232, 139947401524992, 1}}, sa_flags = 426685894, sa_restorer = 0x7f4819999700 <stderr>}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007f481ac569c1 in mir::fatal_error_abort(char const*, ...) () from /usr/lib/x86_64-linux-gnu/libmircommon.so.6
No symbol table info available.
#3  0x00007f4813c736ad in ?? () from /usr/lib/x86_64-linux-gnu/mir/server-platform/graphics-mesa-kms.so.9
No symbol table info available.
#4  0x00007f481af18b94 in ?? () from /usr/lib/x86_64-linux-gnu/libmirserver.so.40
No symbol table info available.
#5  0x00007f481af6af87 in ?? () from /usr/lib/x86_64-linux-gnu/libmirserver.so.40
No symbol table info available.
#6  0x00007f4819c70050 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#7  0x00007f481a7a16fa in start_thread (arg=0x7f480b27b700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f480b27b700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139947401524992, -3914333399409310596, 0, 140721504908335, 139947401525696, 94257681961592, 3980452873103393916, 3980419520873940092}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#8  0x00007f48196dbb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.