Program received signal SIGSEGV, Segmentation fault. 0x00007f2b2f082ca4 in wl_list_insert (list=0xbe45d0, elm=0xb730a0) at wayland-util.c:47 47 elm->next->prev = elm; (gdb) bt full #0 0x00007f2b2f082ca4 in wl_list_insert (list=0xbe45d0, elm=0xb730a0) at wayland-util.c:47 No locals. #1 0x00007f2b2de34495 in wl_signal_add (signal=0x7373f0, listener=0xb730a0) at /wld/sandybridge-f19-64-stable-next-wayland/install/include/wayland-server.h:223 No locals. #2 0x00007f2b2de366cc in evdev_device_set_output (device=0xb73070, output=0x7371e0) at evdev.c:620 No locals. #3 0x00007f2b2de336da in device_added (udev_device=0xbe91c0, input=0x723c18) at udev-seat.c:133 output = 0x7371e0 devnode = 0xbe4e80 "/dev/input/event2" device_seat = 0x7f2b2de45fe8 "seat0" seat_name = 0x7f2b2de45fee "default" output_name = 0x0 fd = 42 seat = 0x877620 c = 0x723850 device = 0xb73070 calibration_values = 0x0 #4 0x00007f2b2de33a32 in evdev_udev_handler (fd=15, mask=1, data=0x723c18) at udev-seat.c:218 udev_device = 0xbe91c0 device = 0x71bed8 action = 0xb71da0 "add" devnode = 0x7f2b2de2e1ff "\270\001" input = 0x723c18 next = 0x7f2b2de2c664 seat = 0x7f2b2de2c58d #5 0x00007f2b2f07ac6a in wl_event_source_fd_dispatch (source=0x7d08d0, ep=0x7fff59232850) at event-loop.c:86 fd_source = 0x7d08d0 mask = 1 #6 0x00007f2b2f07b8de in wl_event_loop_dispatch (loop=0x71bec0, timeout=-1) at event-loop.c:421 i = 0 count = 1 ep = {{events = 1, data = {ptr = 0x7d08d0, fd = 8194256, u32 = 8194256, u64 = 8194256}}, {events = 1, data = {ptr = 0xb6db90, fd = 11983760, u32 = 11983760, u64 = 11983760}}, {events = 1, data = {ptr = 0xb6db90, fd = 11983760, u32 = 11983760, u64 = 11983760}}, {events = 1, data = {ptr = 0x7fff592329a0, fd = 1495476640, u32 = 1495476640, u64 = 140734688864672}}, {events = 1495476512, data = {ptr = 0xb9ad4800007fff, fd = 32767, u32 = 32767, u64 = 52263395440754687}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 3043026489, data = {ptr = 0x592329b000000034, fd = 52, u32 = 52, u64 = 6423023329451442228}}, {events = 32767, data = {ptr = 0x7f2b2f07f696 , fd = 789051030, u32 = 789051030, u64 = 139823449372310}}, {events = 3051676113, data = {ptr = 0xb97d3000000000, fd = 0, u32 = 0, u64 = 52210515803373568}}, {events = 0, data = {ptr = 0xb98ee8, fd = 12160744, u32 = 12160744, u64 = 12160744}}, {events = 172, data = {ptr = 0xbd0d5800000000, fd = 0, u32 = 0, u64 = 53213442206597120}}, {events = 0, data = { ptr = 0x84, fd = 132, u32 = 132, u64 = 132}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 32767, data = {ptr = 0x7fff592328c0, fd = 1495476416, u32 = 1495476416, u64 = 140734688864448}}, {events = 1, data = {ptr = 0x5923292000000000, fd = 0, u32 = 0, u64 = 6423022710976151552}}, { events = 32767, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x2f28927800000000, fd = 0, u32 = 0, u64 = 3398126962944770048}}, { events = 32555, data = {ptr = 0x14, fd = 20, u32 = 20, u64 = 20}}, {events = 1, data = {ptr = 0x3700000001, fd = 1, u32 = 1, u64 = 236223201281}}, {events = 0, ---Type to continue, or q to quit--- data = {ptr = 0x7f2b2f289398, fd = 791188376, u32 = 791188376, u64 = 139823451509656}}, {events = 0, data = {ptr = 0x59232cc000000000, fd = 0, u32 = 0, u64 = 6423026696705802240}}, {events = 32767, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x59232a1000000000, fd = 0, u32 = 0, u64 = 6423023741768302592}}, {events = 32767, data = {ptr = 0x34b4a0e8a6 <_dl_fixup+230>, fd = -1264523098, u32 = 3030444198, u64 = 226368743590}}, {events = 5, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x7fff59232be0, fd = 1495477216, u32 = 1495477216, u64 = 140734688865248}}, { events = 788992808, data = {ptr = 0x7f2b, fd = 32555, u32 = 32555, u64 = 32555}}, {events = 0, data = {ptr = 0x7fff59232a10, fd = 1495476752, u32 = 1495476752, u64 = 140734688864784}}, {events = 0, data = {ptr = 0x71b000000001, fd = 1, u32 = 1, u64 = 125000728182785}}, {events = 0, data = {ptr = 0x7fff592329f0, fd = 1495476720, u32 = 1495476720, u64 = 140734688864752}}, {events = 789023465, data = {ptr = 0x71be7800007f2b, fd = 32555, u32 = 32555, u64 = 32016094973689643}}, {events = 0, data = {ptr = 0x71be30, fd = 7454256, u32 = 7454256, u64 = 7454256}}} source = 0x7d08d0 n = 0 #7 0x00007f2b2f078a72 in wl_display_run (display=0x71be30) at wayland-server.c:961 No locals. #8 0x0000000000413e55 in main (argc=1, argv=0x7fff59232cc8) at compositor.c:4270 option_shell = 0x0 help = 0 backend = 0x71d800 "/usr/share/X11/xkb" config = 0x71c7e0 signals = {0x71bf50, 0x71c6f0, 0x71c740, 0x71c790} backend_init = 0x7f2b2de32fb1 shell = 0x725e40 "\240]r" modules = 0x725e40 "\240]r" log = 0x71b9e0 "weston.log" idle_time = 300 section = 0x71bfa0 ret = 0 ec = 0x723850 loop = 0x71bec0 i = 1 option_backend = 0x0 version = 0 core_options = {{type = WESTON_OPTION_STRING, name = 0x42fa5f "backend", short_name = 66, data = 0x7fff59232b98}, {type = WESTON_OPTION_STRING, name = 0x42fa67 "shell", short_name = 0, data = 0x7fff59232b88}, {type = WESTON_OPTION_STRING, name = 0x42fa6d "socket", short_name = 83, data = 0x7fff59232b60}, { type = WESTON_OPTION_INTEGER, name = 0x42fa74 "idle-time", short_name = 105, data = 0x7fff59232b6c}, {type = WESTON_OPTION_STRING, name = 0x42fa7e "modules", short_name = 0, data = 0x7fff59232b78}, {type = WESTON_OPTION_STRING, name = 0x42fa86 "log", short_name = 0, data = 0x7fff59232b70}, { type = WESTON_OPTION_BOOLEAN, name = 0x42fa8a "help", short_name = 104, data = 0x7fff59232b68}, {type = WESTON_OPTION_BOOLEAN, name = 0x42fa8f "version", short_name = 0, data = 0x7fff59232b5c}} display = 0x71be30 option_modules = 0x0 socket_name = 0x42fa55 "wayland-0" (gdb) bt #0 0x00007f2b2f082ca4 in wl_list_insert (list=0xbe45d0, elm=0xb730a0) at wayland-util.c:47 #1 0x00007f2b2de34495 in wl_signal_add (signal=0x7373f0, listener=0xb730a0) at /wld/sandybridge-f19-64-stable-next-wayland/install/include/wayland-server.h:223 #2 0x00007f2b2de366cc in evdev_device_set_output (device=0xb73070, output=0x7371e0) at evdev.c:620 #3 0x00007f2b2de336da in device_added (udev_device=0xbe91c0, input=0x723c18) at udev-seat.c:133 #4 0x00007f2b2de33a32 in evdev_udev_handler (fd=15, mask=1, data=0x723c18) at udev-seat.c:218 #5 0x00007f2b2f07ac6a in wl_event_source_fd_dispatch (source=0x7d08d0, ep=0x7fff59232850) at event-loop.c:86 #6 0x00007f2b2f07b8de in wl_event_loop_dispatch (loop=0x71bec0, timeout=-1) at event-loop.c:421 #7 0x00007f2b2f078a72 in wl_display_run (display=0x71be30) at wayland-server.c:961 #8 0x0000000000413e55 in main (argc=1, argv=0x7fff59232cc8) at compositor.c:4270