.
Thread 2 (Thread 0x7f1240a54780 (LWP 1317)):
#0  0x00007f123f9eba2d in pthread_join (threadid=139716330297088, thread_return=0x0) at pthread_join.c:90
        __tid = 1319
        _buffer = {__routine = 0x7f123f9eb950 <cleanup>, __arg = 0x7f123e3c9d28, __canceltype = 8, __prev = 0x0}
        oldtype = 0
        pd = 0x7f123e3c9700
        self = 0x7f1240a54780
        result = 0
#1  0x00007f123fed43c3 in std::thread::join() () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#2  0x00007f1240617485 in ?? () from /usr/lib/x86_64-linux-gnu/usbguard/libusbguard.so.0
No symbol table info available.
#3  0x00007f1240613565 in ?? () from /usr/lib/x86_64-linux-gnu/usbguard/libusbguard.so.0
No symbol table info available.
#4  0x00007f1240613649 in ?? () from /usr/lib/x86_64-linux-gnu/usbguard/libusbguard.so.0
No symbol table info available.
#5  0x00007f1240611190 in usbguard::IPCServer::~IPCServer() () from /usr/lib/x86_64-linux-gnu/usbguard/libusbguard.so.0
No symbol table info available.
#6  0x000055bcf0997c66 in ?? ()
No symbol table info available.
#7  0x00007f123f63e421 in __libc_start_main (main=0x55bcf0996ba0, argc=4, argv=0x7ffd4b1cd568, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd4b1cd558) at ../csu/libc-start.c:291
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -3565834227359362717, 94269978803552, 140725863634272, 0, 0, -7349615500914011805, -7215325866866060957}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x7ffd4b1cd590, 0x7f1240abf170}, data = {prev = 0x0, cleanup = 0x0, canceltype = 1260180880}}}
        not_first_call = <optimized out>
#8  0x000055bcf0997d8a in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7f123e3c9700 (LWP 1319)):
#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
        set = {__val = {0, 139716371138528, 139716330291424, 5379551280, 139716371137672, 139716330291408, 139716358060087, 252833149, 4294967295, 0, 139716349545944, 139716370879720, 139716330291504, 4294967296, 139716371137672, 139716330291488}}
        pid = <optimized out>
        tid = <optimized out>
#1  0x00007f123f6553aa in __GI_abort () at abort.c:89
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x0, sa_sigaction = 0x0}, sa_mask = {__val = {0, 3432, 139716350022184, 45, 0, 18446744073709551615, 139716353451296, 45, 139716359177328, 45, 45, 45, 139716353455952, 0, 139716353455872, 139716353451296}}, sa_flags = 1044153648, sa_restorer = 0x7f1238000910}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007f123feaa0c5 in __gnu_cxx::__verbose_terminate_handler() () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#3  0x00007f123fea7cb6 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#4  0x00007f123fea7d01 in std::terminate() () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#5  0x00007f123fea8aef in __cxa_pure_virtual () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#6  0x00007f124061189b in ?? () from /usr/lib/x86_64-linux-gnu/usbguard/libusbguard.so.0
No symbol table info available.
#7  0x00007f1240612159 in ?? () from /usr/lib/x86_64-linux-gnu/usbguard/libusbguard.so.0
No symbol table info available.
#8  0x00007f1240614a21 in ?? () from /usr/lib/x86_64-linux-gnu/usbguard/libusbguard.so.0
No symbol table info available.
#9  0x00007f123f3c7981 in qb_ipcs_dispatch_connection_request () from /usr/lib/x86_64-linux-gnu/libqb.so.0
No symbol table info available.
#10 0x00007f123f3c45cf in ?? () from /usr/lib/x86_64-linux-gnu/libqb.so.0
No symbol table info available.
#11 0x00007f123f3c4180 in qb_loop_run () from /usr/lib/x86_64-linux-gnu/libqb.so.0
No symbol table info available.
#12 0x00007f123fed413f in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#13 0x00007f123f9ea74a in start_thread (arg=0x7f123e3c9700) at pthread_create.c:456
        __res = <optimized out>
        pd = 0x7f123e3c9700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139716330297088, 7348323859456643427, 140725863630382, 140725863630383, 139716330297792, 139716330297088, -7215327470399991453, -7215326663705702045}, 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"
#14 0x00007f123f726caf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97
No locals.