.
Thread 3 (Thread 0x7fc87bbfd7c0 (LWP 4607)):
#0  0x00007fc87a3aeb03 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = 0
        result = <optimized out>
#1  0x00007fc87aaecf34 in g_main_context_iterate (context=0x931930, block=<optimized out>, dispatch=1, self=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at /build/buildd/glib2.0-2.33.8/./glib/gmain.c:3279
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = <optimized out>
        fds = 0x93cfc0
#2  0x00007fc87aaed392 in g_main_loop_run (loop=0x93cfc0) at /build/buildd/glib2.0-2.33.8/./glib/gmain.c:3429
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#3  0x00007fc87bc1a2c8 in _r_debug ()
No symbol table info available.
#4  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 0x7fc8786ba700 (LWP 4608)):
#0  0x00007fc87a3aeb03 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = 0
        result = <optimized out>
#1  0x00007fc87aaecf34 in g_main_context_iterate (context=0x93b0d0, block=<optimized out>, dispatch=1, self=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at /build/buildd/glib2.0-2.33.8/./glib/gmain.c:3279
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 3
        allocated_nfds = <optimized out>
        fds = 0x7fc8700010c0
#2  0x00007fc87aaed392 in g_main_loop_run (loop=0x7fc8700010c0) at /build/buildd/glib2.0-2.33.8/./glib/gmain.c:3429
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#3  0x00007fc87bc17a60 in ?? ()
No symbol table info available.
#4  0x000000000093b0a0 in ?? ()
No symbol table info available.
#5  0x00007fc87b5291d6 in _g_dbus_worker_send_message (worker=0x0, message=<optimized out>, blob=0x0, blob_len=140498990508480) at /build/buildd/glib2.0-2.33.8/./gio/gdbusprivate.c:1627
        data = 0x7fffcc1595d0
        __PRETTY_FUNCTION__ = "_g_dbus_worker_send_message"
#6  0x00007fc8786ba700 in ?? ()
No symbol table info available.
#7  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7fc877eb9700 (LWP 4611)):
#0  0x00007fc87ab16f28 in fast_validate_len (max_len=<optimized out>, str=<optimized out>) at /build/buildd/glib2.0-2.33.8/./glib/gutf8.c:1582
        last = 0x0
        val = 9687376
        min = 5
        p = 0x2 <Address 0x2 out of bounds>
#1  g_utf8_validate (str=0x6874756120656854 <Address 0x6874756120656854 out of bounds>, max_len=-1, end=0x0) at /build/buildd/glib2.0-2.33.8/./glib/gutf8.c:1631
        p = <optimized out>
#2  0x00007fc87ab1a767 in g_variant_new_variant (value=0x6874756120656854) at /build/buildd/glib2.0-2.33.8/./glib/gvariant.c:731
        __PRETTY_FUNCTION__ = "g_variant_new_variant"
#3  0x00007fc877eb8498 in ?? ()
No symbol table info available.
#4  0x00007fc877eb84c8 in ?? ()
No symbol table info available.
#5  0x000000000000005e in ?? ()
No symbol table info available.
#6  0x00007fc87b7e6d8c in ?? () from /tmp/tmpKt_oA7/usr/lib/x86_64-linux-gnu/gvfs/libgvfscommon.so
No symbol table info available.
#7  0x00007fc87ab1f544 in g_variant_valist_new (str=0x6874756120656854, app=0xffffffffffffffff) at /build/buildd/glib2.0-2.33.8/./glib/gvariant.c:4388
        __PRETTY_FUNCTION__ = "g_variant_valist_new"
#8  0x00007fc87ab1f67f in g_variant_valist_new_leaf (app=0x7fc877eb84c8, str=0x7fc877eb8498) at /build/buildd/glib2.0-2.33.8/./glib/gvariant.c:4242
No locals.
#9  g_variant_valist_new (str=0x7fc877eb8498, app=0x7fc877eb84c8) at /build/buildd/glib2.0-2.33.8/./glib/gvariant.c:4389
        __PRETTY_FUNCTION__ = "g_variant_valist_new"
#10 0x00007fc87ab1fa07 in g_variant_valist_new_leaf (app=0x7fc877eb84c8, str=0x0) at /build/buildd/glib2.0-2.33.8/./glib/gvariant.c:4218
No locals.
#11 g_variant_valist_new (str=0x0, app=0x7fc877eb84c8) at /build/buildd/glib2.0-2.33.8/./glib/gvariant.c:4389
        __PRETTY_FUNCTION__ = "g_variant_valist_new"
#12 0x0000000000000000 in ?? ()
No symbol table info available.