#0  <signal handler called>
No locals.
#1  0x00007f690a51f53b in __GI_epoll_create1 () at ../sysdeps/unix/syscall-template.S:120
No locals.
#2  0x00007f690a9528d7 in ?? () from /lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#3  0x00007f690a95c5e2 in ?? () from /lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007f690a84714c in ?? () from /lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#5  0x00007f690a84797a in ?? () from /lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#6  0x00007f690a849843 in g_object_new_valist () from /lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#7  0x00007f690a849e9d in g_object_new () from /lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#8  0x00007f690a95ca58 in g_unix_input_stream_new () from /lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#9  0x00007f690a7bfaef in ?? () from /lib/x86_64-linux-gnu/libtracker-sparql-3.0.so.0
No symbol table info available.
#10 0x00007f690a7bffbe in ?? () from /lib/x86_64-linux-gnu/libtracker-sparql-3.0.so.0
No symbol table info available.
#11 0x00007f690a77c359 in ?? () from /lib/x86_64-linux-gnu/libtracker-sparql-3.0.so.0
No symbol table info available.
#12 0x00007f690a77c5f3 in ?? () from /lib/x86_64-linux-gnu/libtracker-sparql-3.0.so.0
No symbol table info available.
#13 0x00007f690a9368a7 in ?? () from /lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#14 0x00007f690aae4122 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#15 0x00007f690aae1301 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#16 0x00007f690a4902e2 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
        ret = <optimized out>
        pd = <optimized out>
        out = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140088411420352, 8890726627639746569, -128, 11, 140088403015664, 140088403030016, -8812546953782829047, -8813508937376014327}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#17 0x00007f690a51f240 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81
No locals.