.
Thread 5 (Thread 0x71b7f62006c0 (LWP 4491)):
#0  0x000071b7fbdb04bd in __GI___poll (fds=0x71b7e4000b90, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        sc_ret = -516
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x000071b7fc2db67e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x000071b7fc27cf87 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x000071b7fc16a9e2 in ?? () from /lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x000071b7fc2aac92 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x000071b7fbd31a94 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
        ret = <optimized out>
        pd = <optimized out>
        out = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {125034922247872, 8135954571161220506, 125034922247872, -120, 11, 140723051006064, 8135954571173803418, 8135941886918374810}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#6  0x000071b7fbdbec2c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78
No locals.
.
Thread 4 (Thread 0x71b7f76006c0 (LWP 4489)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x000071b7fc2d541d in g_cond_wait () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x000071b7fc24652b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x000071b7fc2ae053 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x000071b7fc2aac92 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x000071b7fbd31a94 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
        ret = <optimized out>
        pd = <optimized out>
        out = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {125034943219392, 8135951822382151066, 125034943219392, -120, 0, 140723051005920, 8135951822394733978, 8135941886918374810}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#6  0x000071b7fbdbec2c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78
No locals.
.
Thread 3 (Thread 0x71b7f58006c0 (LWP 4492)):
#0  0x000071b7fbd3f089 in alloc_new_heap (size=135168, size@entry=2904, top_pad=top_pad@entry=131072, pagesize=pagesize@entry=4096, mmap_flags=mmap_flags@entry=0) at ./malloc/arena.c:455
        p1 = <optimized out>
        p2 = 0x71b7dc000000 ""
        ul = <optimized out>
        h = 0x71b7dc000000
        min_size = <optimized out>
        max_size = 67108864
#1  0x000071b7fbd3f589 in new_heap (top_pad=131072, size=2904) at ./malloc/arena.c:470
No locals.
#2  _int_new_arena (size=640) at ./malloc/arena.c:638
        a = <optimized out>
        misalign = <optimized out>
        replaced_arena = <optimized out>
        h = <optimized out>
        ptr = <optimized out>
        a = <optimized out>
        h = <optimized out>
        ptr = <optimized out>
        misalign = <optimized out>
        replaced_arena = <optimized out>
        __futex = <optimized out>
        __futex = <optimized out>
        __private = <optimized out>
        __oldval = <optimized out>
        __futex = <optimized out>
        __futex = <optimized out>
        __private = <optimized out>
        __oldval = <optimized out>
        __futex = <optimized out>
#3  arena_get2 (size=size@entry=640, avoid_arena=avoid_arena@entry=0x0) at ./malloc/arena.c:857
        n = <optimized out>
        a = <optimized out>
        repeat = <optimized out>
        narenas_limit = 0
#4  0x000071b7fbd41ea9 in arena_get2 (avoid_arena=0x0, size=640) at ./malloc/arena.c:825
        a = 0x0
        repeat = <optimized out>
        a = <optimized out>
        narenas_limit = 0
        repeat = <optimized out>
        n = <optimized out>
        n = <optimized out>
        __atg4_old = <optimized out>
        __atg1_result = <optimized out>
        ret = <optimized out>
        ret = <optimized out>
        ret = <optimized out>
        ret = <optimized out>
#5  tcache_init () at ./malloc/malloc.c:3251
        ar_ptr = <optimized out>
        victim = <optimized out>
        bytes = <optimized out>
#6  0x000071b7fbd42e22 in tcache_init () at ./malloc/malloc.c:3248
        ar_ptr = <optimized out>
        victim = 0x0
        bytes = 640
        ar_ptr = <optimized out>
        victim = <optimized out>
        bytes = <optimized out>
        __futex = <optimized out>
        __futex = <optimized out>
        __private = <optimized out>
        __oldval = <optimized out>
#7  __GI___libc_free (mem=0x71b7e80015b0) at ./malloc/malloc.c:3392
        ar_ptr = <optimized out>
        p = 0x71b7e80015a0
        err = 0
#8  0x000071b7fc2aac84 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#9  0x000071b7fbd31a94 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
        ret = <optimized out>
        pd = <optimized out>
        out = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {125034911762112, 8135947699213546906, 125034911762112, -120, 0, 125034943213632, 8135947699226129818, 8135941886918374810}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#10 0x000071b7fbdbec2c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78
No locals.
.
Thread 2 (Thread 0x71b7f85862c0 (LWP 4488)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x000071b7fc2d541d in g_cond_wait () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x000071b7fc0a098b in ?? () from /lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#3  0x000071b7fc1994a7 in ?? () from /lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x000071b7fc3ac43b in ?? () from /usr/lib/x86_64-linux-gnu/tracker-miners-3.0/libtracker-miner-3.0.so
No symbol table info available.
#5  0x000071b7fc3b2ffd in tracker_content_identifier_cache_init () from /usr/lib/x86_64-linux-gnu/tracker-miners-3.0/libtracker-miner-3.0.so
No symbol table info available.
#6  0x00005eb7a342313e in main ()
No symbol table info available.
.
Thread 1 (Thread 0x71b7f6c006c0 (LWP 4490)):
#0  0x000071b7fbdbf032 in epoll_wait (epfd=7, events=0x71b7f6bff11c, maxevents=1, timeout=0) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
        sc_ret = 232
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x000071b7fb3b103c in ?? () from /lib/x86_64-linux-gnu/libmount.so.1
No symbol table info available.
#2  0x000071b7fb3b1a0e in mnt_monitor_get_fd () from /lib/x86_64-linux-gnu/libmount.so.1
No symbol table info available.
#3  0x000071b7fc121fd7 in ?? () from /lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x000071b7fc09e295 in ?? () from /lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#5  0x000071b7fc27c49e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#6  0x000071b7fc2db727 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#7  0x000071b7fc27ba63 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#8  0x000071b7fc27bab9 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#9  0x000071b7fc2aac92 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#10 0x000071b7fbd31a94 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
        ret = <optimized out>
        pd = <optimized out>
        out = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {125034932733632, 8135953746527499674, 125034932733632, -120, 0, 140723051005712, 8135953746540082586, 8135941886918374810}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#11 0x000071b7fbdbec2c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78
No locals.