.
Thread 2 (LWP 31346):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007fcb5edd6569 in __run__ (arg=0x5616b1c9e8d0) at ../../../src/sna/sna_threads.c:70
        t = 0x5616b1c9e8d0
        signals = {__val = {18446744067267099583, 18446744073709551615 <repeats 15 times>}}
#2  0x00007fcb6294a6ba in start_thread (arg=0x7fcb5e4e5700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7fcb5e4e5700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140511437281024, -776932333070387232, 0, 140724220361951, 140511437281728, 3, 766021729281832928, 765907712195753952}, 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"
#3  0x00007fcb62c6682d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 1 (LWP 31344):
#0  0x00007fcb62b95428 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54
        resultvar = 0
        pid = 31344
        selftid = 31344
#1  0x00007fcb62b9702a in __GI_abort () at abort.c:89
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x5616b0e5c410, sa_sigaction = 0x5616b0e5c410}, sa_mask = {__val = {94655456896231, 171515904, 0, 0, 0, 0, 0, 0, 140511511402288, 94655459620736, 140724220359440, 0, 140511515137904, 140511547443712, 0, 0}}, sa_flags = 0, sa_restorer = 0x5616b0e5c410}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00005616b0e2661e in OsAbort ()
No symbol table info available.
#3  0x00005616b0e2c2a3 in AbortServer ()
No symbol table info available.
#4  0x00005616b0e2d0bd in FatalError ()
No symbol table info available.
#5  0x00005616b0e23ebe in OsSigHandler ()
No symbol table info available.
#6  <signal handler called>
No locals.
#7  0x00007fcb5bedab00 in libinput_device_config_tap_get_finger_count () from /tmp/apport_sandbox_E5oWhM/usr/lib/x86_64-linux-gnu/libinput.so.10
No symbol table info available.
#8  0x00007fcb5c100953 in xf86libinput_pre_init () from /tmp/apport_sandbox_E5oWhM/usr/lib/xorg/modules/input/libinput_drv.so
No symbol table info available.
#9  0x00005616b0d0f998 in xf86NewInputDevice ()
No symbol table info available.
#10 0x00007fcb5c0ff5e7 in xf86libinput_hotplug_device () from /tmp/apport_sandbox_E5oWhM/usr/lib/xorg/modules/input/libinput_drv.so
No symbol table info available.
#11 0x00007fcb5c0ff82c in xf86libinput_hotplug_device_cb () from /tmp/apport_sandbox_E5oWhM/usr/lib/xorg/modules/input/libinput_drv.so
No symbol table info available.
#12 0x00005616b0cc5c71 in ProcessWorkQueue ()
No symbol table info available.
#13 0x00005616b0e1c6dd in WaitForSomething ()
No symbol table info available.
#14 0x00005616b0cc0b8e in Dispatch ()
No symbol table info available.
#15 0x00005616b0cc4dd3 in dix_main ()
No symbol table info available.
#16 0x00007fcb62b80830 in __libc_start_main (main=0x5616b0caf010 <main>, argc=11, argv=0x7ffce92a80e8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffce92a80d8) at ../csu/libc-start.c:291
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 6420631059935983584, 94655455359008, 140724220362976, 0, 0, 778588913260492768, 765908086979491808}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x5616b0e34530 <__libc_csu_fini>, 0x7fcb64cba8e0}, data = {prev = 0x0, cleanup = 0x0, canceltype = -1327282896}}}
        not_first_call = <optimized out>
#17 0x00005616b0caf049 in _start ()
No symbol table info available.