StacktraceTop:
_int_free (av=0x7f0b0400001f, p=0x7f0b04013b30) at malloc.c:4892
__libc_free (mem=<value optimized out>) at malloc.c:3738
g_buffer_free_gfree (buffer=0x2962820) at /build/buildd/glib2.0-2.28.5/./glib/gbuffer.c:42
g_variant_unref (value=0x7f0b2028fc30) at /build/buildd/glib2.0-2.28.5/./glib/gvariant-core.c:628
g_variant_release_children (value=0x2a2b490) at /build/buildd/glib2.0-2.28.5/./glib/gvariant-core.c:257
StacktraceTop: free_gfree (buffer=0x2962820) at /build/ buildd/ glib2.0- 2.28.5/ ./glib/ gbuffer. c:42 0x7f0b2028fc30) at /build/ buildd/ glib2.0- 2.28.5/ ./glib/ gvariant- core.c: 628 release_ children (value=0x2a2b490) at /build/ buildd/ glib2.0- 2.28.5/ ./glib/ gvariant- core.c: 257
_int_free (av=0x7f0b0400001f, p=0x7f0b04013b30) at malloc.c:4892
__libc_free (mem=<value optimized out>) at malloc.c:3738
g_buffer_
g_variant_unref (value=
g_variant_