Comment 2 for bug 861607

StacktraceTop:
 magazine_chain_pop_head (magazine_chunks=0xa264730) at /build/buildd/glib2.0-2.30.0/./glib/gslice.c:492
 thread_memory_magazine1_alloc (ix=<optimized out>, tmem=<optimized out>) at /build/buildd/glib2.0-2.30.0/./glib/gslice.c:795
 g_slice_alloc (mem_size=24) at /build/buildd/glib2.0-2.30.0/./glib/gslice.c:833
 g_variant_alloc (type=0xa77bec0, serialised=0, trusted=1) at /build/buildd/glib2.0-2.30.0/./glib/gvariant-core.c:475
 g_variant_new_from_children (type=0xa77bec0, children=0xa77d598, n_children=2, trusted=1) at /build/buildd/glib2.0-2.30.0/./glib/gvariant-core.c:560