Program received signal SIGSEGV, Segmentation fault.
0x00007f66e64223c3 in epoll_wait () from /lib64/libc.so.6
(gdb) bt
#0  0x00007f66e64223c3 in epoll_wait () from /lib64/libc.so.6
#1  0x00007f66e77397cd in wl_event_loop_dispatch (loop=0x1a53ec0, timeout=-1)
    at src/event-loop.c:414
#2  0x00007f66e77369f2 in wl_display_run (display=0x1a53e30)
    at src/wayland-server.c:959
#3  0x0000000000413d23 in main (argc=1, argv=0x7fff39cfc6b8)
    at src/compositor.c:4299
(gdb) 
#0  0x00007f66e64223c3 in epoll_wait () from /lib64/libc.so.6
#1  0x00007f66e77397cd in wl_event_loop_dispatch (loop=0x1a53ec0, timeout=-1)
    at src/event-loop.c:414
#2  0x00007f66e77369f2 in wl_display_run (display=0x1a53e30)
    at src/wayland-server.c:959
#3  0x0000000000413d23 in main (argc=1, argv=0x7fff39cfc6b8)
    at src/compositor.c:4299
(gdb) bt full
#0  0x00007f66e64223c3 in epoll_wait () from /lib64/libc.so.6
No symbol table info available.
#1  0x00007f66e77397cd in wl_event_loop_dispatch (loop=0x1a53ec0, timeout=-1)
    at src/event-loop.c:414
        i = 0
        count = 27606608
        ep = {{events = 1, data = {ptr = 0x1c07390, fd = 29389712, 
              u32 = 29389712, u64 = 29389712}}, {events = 1, data = {
              ptr = 0x1c0a6a0, fd = 29402784, u32 = 29402784, 
              u64 = 29402784}}, {events = 3883127609, data = {
              ptr = 0x404000007f66, fd = 32614, u32 = 32614, 
              u64 = 70643622117222}}, {events = 0, data = {
              ptr = 0x7fff39cfc360, fd = 969917280, u32 = 969917280, 
              u64 = 140734163305312}}, {events = 969917152, data = {
              ptr = 0x1c1690800007fff, fd = 32767, u32 = 32767, 
              u64 = 126497747623772159}}, {events = 0, data = {ptr = 0x0, 
              fd = 0, u32 = 0, u64 = 0}}, {events = 3866078697, data = {
              ptr = 0x39cfc37000007f66, fd = 32614, u32 = 32614, 
              u64 = 4165763066144784230}}, {events = 32767, data = {
              ptr = 0x7f66e773d656 <wl_connection_flush+275>, fd = -411838890, 
              u32 = 3883128406, u64 = 140079946520150}}, {events = 3051676113, 
            data = {ptr = 0x1c138f000000000, fd = 0, u32 = 0, 
              u64 = 126444867986391040}}, {events = 0, data = {
              ptr = 0x1c14a98, fd = 29444760, u32 = 29444760, 
              u64 = 29444760}}, {events = 20, data = {ptr = 0x1c148f800000000, 
              fd = 0, u32 = 0, u64 = 126462494532173824}}, {events = 0, 
            data = {ptr = 0x10, fd = 16, u32 = 16, u64 = 16}}, {events = 0, 
            data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, 
            data = {ptr = 0x7fff39cfc280, fd = 969917056, u32 = 969917056, 
              u64 = 140734163305088}}, {events = 1, data = {
              ptr = 0x39cfc2e000000000, fd = 0, u32 = 0, 
---Type <return> to continue, or q <return> to quit---
              u64 = 4165762447669460992}}, {events = 32767, data = {ptr = 0x0, 
              fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {
              ptr = 0xe794726800000000, fd = 0, u32 = 0, 
              u64 = 16687088310316695552}}, {events = 32614, data = {
              ptr = 0x14, fd = 20, u32 = 20, u64 = 20}}, {events = 1, data = {
              ptr = 0x3200000001, fd = 1, u32 = 1, u64 = 214748364801}}, {
            events = 0, data = {ptr = 0x7f66e7947390, fd = -409701488, 
              u32 = 3885265808, u64 = 140079948657552}}, {events = 0, data = {
              ptr = 0x39cfc6b000000000, fd = 0, u32 = 0, 
              u64 = 4165766639557541888}}, {events = 32767, data = {ptr = 0x0, 
              fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {
              ptr = 0x39cfc3d000000000, fd = 0, u32 = 0, 
              u64 = 4165763478461612032}}, {events = 32767, data = {
              ptr = 0x7f66e7958726 <_dl_fixup+230>, fd = -409630938, 
              u32 = 3885336358, u64 = 140079948728102}}, {events = 5, data = {
              ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {
              ptr = 0x7fff39cfc5d0, fd = 969917904, u32 = 969917904, 
              u64 = 140734163305936}}, {events = 3883070224, data = {
              ptr = 0x7f66, fd = 32614, u32 = 32614, u64 = 32614}}, {
            events = 0, data = {ptr = 0x7fff39cfc3d0, fd = 969917392, 
              u32 = 969917392, u64 = 140734163305424}}, {events = 0, data = {
              ptr = 0x11a000000001, fd = 1, u32 = 1, u64 = 19378892439553}}, {
            events = 0, data = {ptr = 0x7fff39cfc3b0, fd = 969917360, 
              u32 = 969917360, u64 = 140734163305392}}, {events = 3883100761, 
            data = {ptr = 0x1a53e7800007f66, fd = 32614, u32 = 32614, 
              u64 = 118569650312216422}}, {events = 0, data = {
              ptr = 0x1a53e30, fd = 27606576, u32 = 27606576, u64 = 27606576}}}
        source = 0x1bc9360
        n = 0
#2  0x00007f66e77369f2 in wl_display_run (display=0x1a53e30)
    at src/wayland-server.c:959
---Type <return> to continue, or q <return> to quit---
No locals.
#3  0x0000000000413d23 in main (argc=1, argv=0x7fff39cfc6b8)
    at src/compositor.c:4299
        loop = 0x1a53ec0
        option_shell = 0x0
        end = 0x7fff39cfc570 ""
        section = 0x1a53fa0
        primary_client = 0x1a51010
        display = 0x1a53e30
        shell = 0x1a644a0 "0\342\276\001"
        help = 0
        ec = 0x1a5e0a0
        i = 1
        server_socket = 0x0
        socket_name = 0x42ef7a "wayland-0"
        config = 0x1a54800
        core_options = {{type = WESTON_OPTION_STRING, 
            name = 0x42ef84 "backend", short_name = 66, 
            data = 0x7fff39cfc570}, {type = WESTON_OPTION_STRING, 
            name = 0x42ef8c "shell", short_name = 0, data = 0x7fff39cfc560}, {
            type = WESTON_OPTION_STRING, name = 0x42ef92 "socket", 
            short_name = 83, data = 0x7fff39cfc530}, {
            type = WESTON_OPTION_INTEGER, name = 0x42ef99 "idle-time", 
            short_name = 105, data = 0x7fff39cfc53c}, {
            type = WESTON_OPTION_STRING, name = 0x42efa3 "modules", 
            short_name = 0, data = 0x7fff39cfc550}, {
            type = WESTON_OPTION_STRING, name = 0x42efab "log", 
            short_name = 0, data = 0x7fff39cfc548}, {
            type = WESTON_OPTION_BOOLEAN, name = 0x42efaf "help", 
            short_name = 104, data = 0x7fff39cfc538}, {
            type = WESTON_OPTION_BOOLEAN, name = 0x42efb4 "version", 
---Type <return> to continue, or q <return> to quit---
            short_name = 0, data = 0x7fff39cfc52c}}
        backend = 0x1a55820 "/usr/share/X11/xkb"
        ret = 0
        signals = {0x1a53f50, 0x1a54710, 0x1a54760, 0x1a547b0}
        fd = -1
        option_backend = 0x0
        modules = 0x1a644a0 "0\342\276\001"
        primary_client_destroyed = {link = {prev = 0x7fff00000082, 
            next = 0x20}, notify = 0x7fff00000050}
        backend_init = 0x7f66e5113b99 <backend_init>
        option_modules = 0x0
        log = 0x1a539e0 "weston.log"
        idle_time = 300
        version = 0