.
Thread 10 (Thread 0x7f680afff700 (LWP 7149)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x00007f6834bb4d1f in ?? ()
No symbol table info available.
#2  0x000056327b6603b0 in ?? ()
No symbol table info available.
#3  0x000056327b6603c8 in ?? ()
No symbol table info available.
#4  0x000056327b660408 in ?? ()
No symbol table info available.
#5  0x00007f6813b38fcb in default_cleanup (pool=0x56327b6603b0) at gsttaskpool.c:92
No locals.
#6  0x00007f6814005720 in ?? ()
No symbol table info available.
#7  0x00007f680affead0 in ?? ()
No symbol table info available.
#8  0x000056327c100f30 in ?? ()
No symbol table info available.
#9  0x646e696665707974 in ?? ()
No symbol table info available.
#10 0x0000006b6e69733a in ?? ()
No symbol table info available.
#11 0x00007f6813b38c00 in ?? () at gsttask.c:728 from /tmp/apport_sandbox_8fcrnhns/usr/lib/x86_64-linux-gnu/libgstreamer-1.0.so.0
        task_debug = 0x56327bfedee0
        GstTask_private_offset = 0
        pool_lock = {p = 0x0, i = {0, 0}}
        gst_task_parent_class = 0x56327bff0240
#12 0x6c4eae6c4fcf0200 in ?? ()
No symbol table info available.
#13 0x0000000000003a98 in ?? ()
No symbol table info available.
#14 0x000056327bed5da0 in ?? ()
No symbol table info available.
#15 0x000056327c176560 in ?? ()
No symbol table info available.
#16 0x0000000000003a98 in ?? ()
No symbol table info available.
#17 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 9 (Thread 0x7f67f6ffd700 (LWP 4343)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x00007f6834bb4d1f in ?? ()
No symbol table info available.
#2  0x0000000000000001 in ?? ()
No symbol table info available.
#3  0x000056327b548018 in ?? ()
No symbol table info available.
#4  0xffffffffffffffff in ?? ()
No symbol table info available.
#5  0x00007f6834b4250b in ?? ()
No symbol table info available.
#6  0x000056327b807200 in ?? ()
No symbol table info available.
#7  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 8 (Thread 0x7f67f77fe700 (LWP 4342)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x00007f6834bb4d1f in ?? ()
No symbol table info available.
#2  0x0000000000000001 in ?? ()
No symbol table info available.
#3  0x000056327b548018 in ?? ()
No symbol table info available.
#4  0xffffffffffffffff in ?? ()
No symbol table info available.
#5  0x00007f6834b4250b in ?? ()
No symbol table info available.
#6  0x000056327b807200 in ?? ()
No symbol table info available.
#7  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 7 (Thread 0x7f67f7fff700 (LWP 4341)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x00007f6834bb4d1f in ?? ()
No symbol table info available.
#2  0x0000000000000001 in ?? ()
No symbol table info available.
#3  0x000056327b548018 in ?? ()
No symbol table info available.
#4  0xffffffffffffffff in ?? ()
No symbol table info available.
#5  0x00007f6834b4250b in ?? ()
No symbol table info available.
#6  0x000056327b807200 in ?? ()
No symbol table info available.
#7  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 6 (Thread 0x7f680a7fe700 (LWP 7150)):
#0  ogg_page_checksum_set (og=og@entry=0x7f680a7fd860) at ../../src/framing.c:306
        crc_reg = <optimized out>
        i = <optimized out>
#1  0x00007f680898e330 in ogg_sync_pageseek (oy=0x7f67cc04bea8, og=0x7f680a7fd9b0) at ../../src/framing.c:717
        chksum = "Df\257\337"
        log = {header = 0x7f680c027d40 "OggS", header_len = 49, body = 0x7f680c027d71 "\202N\266R\261\306&AT\326\034k\326\301DkR\n:\331J\305\032\233\004QYs\254Y\a\023\255I\351\017\002", body_len = 4320}
        page = <optimized out>
        next = <optimized out>
        bytes = 8945
#2  0x00007f67f5dcc61e in gst_ogg_demux_get_next_page (ogg=0x7f67cc04bbb0, og=0x0, boundary=15963000, offset=0x2134) at gstoggdemux.c:2692
        more = 217
        end_offset = 129085153
        ret = <optimized out>
        __PRETTY_FUNCTION__ = "gst_ogg_demux_get_next_page"
#3  0x0000000007b1aee1 in ?? ()
No symbol table info available.
#4  0x00007f6700000000 in ?? ()
No symbol table info available.
#5  0xffffffffffffffff in ?? ()
No symbol table info available.
#6  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 5 (Thread 0x7f6821974700 (LWP 1974)):
#0  0x00007f68305c2bf9 in __GI___poll (fds=0x56327b4ee780, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007f6834b6f2c9 in ?? ()
No symbol table info available.
#2  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 4 (Thread 0x7f6822dd4700 (LWP 1967)):
#0  0x00007f68305c2bf9 in __GI___poll (fds=0x56327ba9ede0, nfds=6, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007f6834b6f2c9 in ?? ()
No symbol table info available.
#2  0x000056327b3d1a00 in ?? ()
No symbol table info available.
#3  0x000000017b3cfe10 in ?? ()
No symbol table info available.
#4  0xffffffff7fffffff in ?? ()
No symbol table info available.
#5  0x6c4eae6c4fcf0200 in ?? ()
No symbol table info available.
#6  0x000056327b3c3280 in ?? ()
No symbol table info available.
#7  0x000056327b3cff50 in ?? ()
No symbol table info available.
#8  0x000056327b3cff5c in ?? ()
No symbol table info available.
#9  0x00007f6822dd3c40 in ?? ()
No symbol table info available.
#10 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 3 (Thread 0x7f68235d5700 (LWP 1966)):
#0  0x00007f68305c2bf9 in __GI___poll (fds=0x56327b3b9fa0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007f6834b6f2c9 in ?? ()
No symbol table info available.
#2  0x00007ffcd1d12f60 in ?? ()
No symbol table info available.
#3  0x00000001305452ed in ?? ()
No symbol table info available.
#4  0xffffffff7fffffff in ?? ()
No symbol table info available.
#5  0x6c4eae6c4fcf0200 in ?? ()
No symbol table info available.
#6  0x000000000000002e in ?? ()
No symbol table info available.
#7  0x000056327b3b8c40 in ?? ()
No symbol table info available.
#8  0x0000000000000001 in ?? ()
No symbol table info available.
#9  0x00007f68235d4c40 in ?? ()
No symbol table info available.
#10 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 0x7f6809ffd700 (LWP 4340)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x00007f6834bb4d1f in ?? ()
No symbol table info available.
#2  0x0000000000000001 in ?? ()
No symbol table info available.
#3  0x000056327b548018 in ?? ()
No symbol table info available.
#4  0xffffffffffffffff in ?? ()
No symbol table info available.
#5  0x00007f6834b4250b in ?? ()
No symbol table info available.
#6  0x000056327b807200 in ?? ()
No symbol table info available.
#7  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7f6835229540 (LWP 1950)):
#0  0x00007f6820109dd2 in discovered_cb (discoverer=<optimized out>, info=0x56327c105220, error=<optimized out>, props=0x7f68140147b0) at ../src/totem-properties-view.c:287
        video_streams = 0x0
        has_audio = 0
        duration = <optimized out>
        sinfo = <optimized out>
        audio_streams = 0x0
        taglist = <optimized out>
        has_video = 0
        label = <optimized out>
        props = 0x7f68140147b0
        discoverer = <optimized out>
        info = 0x56327c105220
        audio_streams = <optimized out>
        taglist = <optimized out>
        has_video = <optimized out>
        error = 0x0
        video_streams = <optimized out>
        has_audio = <optimized out>
        label = <optimized out>
        duration = <optimized out>
        sinfo = <optimized out>
        video_streams = <optimized out>
        audio_streams = <optimized out>
        taglist = <optimized out>
        has_audio = <optimized out>
        has_video = <optimized out>
        label = <optimized out>
        duration = <optimized out>
        sinfo = <optimized out>
#1  0x00007f682c3a5dae in ffi_call_unix64 () at ../src/x86/unix64.S:76
No locals.
#2  0x00007f682c3a571f in ffi_call (cif=<optimized out>, fn=<optimized out>, rvalue=<optimized out>, avalue=<optimized out>) at ../src/x86/ffi64.c:525
        classes = {X86_64_INTEGER_CLASS, 32764, 3520150656, 32764}
        stack = <optimized out>
        argp = <optimized out>
        arg_types = <optimized out>
        gprcount = 4
        ssecount = <optimized out>
        ngpr = 1
        nsse = 0
        i = <optimized out>
        avn = <optimized out>
        ret_in_memory = <optimized out>
        reg_args = <optimized out>
#3  0x00007f6832b7d761 in g_cclosure_marshal_generic () from /tmp/apport_sandbox_8fcrnhns/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#4  0x00007f6832b7cf6d in g_closure_invoke () from /tmp/apport_sandbox_8fcrnhns/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#5  0x00007f6832b8fd3e in ?? () from /tmp/apport_sandbox_8fcrnhns/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#6  0x00007f6832b983f5 in g_signal_emit_valist () from /tmp/apport_sandbox_8fcrnhns/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#7  0x00007f6832b98e0f in g_signal_emit () from /tmp/apport_sandbox_8fcrnhns/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#8  0x00007f6813de8a2a in ?? ()
No symbol table info available.
#9  0x0000000000000000 in ?? ()
No symbol table info available.