#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:58
        set = {__val = {0, 94592513927016, 524288, 94592359727104, 879609177702, 0, 1052811264, 140608295502160, 94592514986320, 94592514285696, 140607968264672, 140608296254992, 140608176822668, 140608299256740, 5, 0}}
        pid = <optimized out>
        tid = <optimized out>
#1  0x00007fe1ea1a83ea in __GI_abort () at abort.c:89
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x0, sa_sigaction = 0x0}, sa_mask = {__val = {0, 94592514289360, 94592514081904, 5, 4, 58, 140607968264672, 140608296254992, 140608272298460, 1, 1, 140608275695440, 1, 140608071049664, 140608071063296, 1}}, sa_flags = -366440634, sa_restorer = 0x7fe1ea5336e0 <stderr>}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007fe1eb601681 in mir::fatal_error_abort(char const*, ...) (reason=0x7fe1e46e998c "Failed to schedule page flip") at ./src/common/fatal/fatal.cpp:43
        args = <error reading variable args (Attempt to dereference a generic pointer.)>
#3  0x00007fe1e46e15bd in mir::graphics::mesa::DisplayBuffer::post() (this=0x5608093664b0) at ./src/platforms/mesa/server/kms/display_buffer.cpp:287
        bufobj = 0x560809411150
        predicted_render_time = <optimized out>
#4  0x00007fe1eb8cecb9 in mir::compositor::CompositingFunctor::operator()() (this=0x56080947b900) at ./src/server/compositor/multi_threaded_compositor.cpp:143
        delay = <optimized out>
        pending = <optimized out>
        lock = {_M_device = 0x56080947b938, _M_owns = false}
        compositors = {<No data fields>}
        disp_listener = {<No data fields>}
        display_registration = {deleter = {__this = 0x56080947b900, __disp_listener = @0x7fe1de20cab0}, owner = true}
        compositor_registration = {deleter = {__this = 0x56080947b900, __compositors = @0x7fe1de20cb00}, owner = true}
#5  0x00007fe1eb928969 in operator() () at /usr/include/c++/6/functional:2136
No locals.
#6  execute (this=0x7fe1de20cc70) at ./src/server/thread/basic_thread_pool.cpp:40
No locals.
#7  operator() (this=0x56080947ba30) at ./src/server/thread/basic_thread_pool.cpp:91
        task = {task = {_M_invoker = 0x7fe1eb8b2830 <_M_invoke>}, promise = {_M_future = {<No data fields>}, _M_storage = {_M_t = {<No data fields>}}}, task_exception = {_M_exception_object = 0x0}}
        lock = {_M_device = 0x56080947ba88, _M_owns = false}
#8  __invoke_impl () at /usr/include/c++/6/functional:218
No locals.
#9  __invoke () at /usr/include/c++/6/functional:260
No locals.
#10 operator() () at /usr/include/c++/6/functional:474
No locals.
#11 _M_invoke () at /usr/include/c++/6/functional:1400
        this = <optimized out>
#12 operator() () at /usr/include/c++/6/functional:1389
        this = <optimized out>
#13 _M_run (this=<optimized out>) at /usr/include/c++/6/thread:196
No locals.
#14 0x00007fe1ea80a50f in std::execute_native_thread_routine (__p=0x56080947af50) at ../../../../../src/libstdc++-v3/src/c++11/thread.cc:83
        __t = {_M_t = {<std::_Tuple_impl<0ul, std::thread::_State*, std::default_delete<std::thread::_State> >> = {<std::_Tuple_impl<1ul, std::default_delete<std::thread::_State> >> = {<std::_Head_base<1ul, std::default_delete<std::thread::_State>, true>> = {<std::default_delete<std::thread::_State>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, std::thread::_State*, false>> = {_M_head_impl = 0x56080947af50}, <No data fields>}, <No data fields>}}
#15 0x00007fe1eb13770a in start_thread (arg=0x7fe1de20d700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7fe1de20d700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140608071063296, 3247428072719887553, 0, 140725007772015, 140608071064000, 140608071063296, -3255378081302860607, -3255266323919033151}, 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"
#16 0x00007fe1ea2790ff in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.