Comment 2 for bug 1413286

StacktraceTop:
 malloc_consolidate (av=av@entry=0x7f76ac8ff760 <main_arena>) at malloc.c:4149
 _int_malloc (av=av@entry=0x7f76ac8ff760 <main_arena>, bytes=bytes@entry=1056) at malloc.c:3423
 __libc_calloc (n=<optimized out>, elem_size=<optimized out>) at malloc.c:3219
 pa_xmalloc0 (size=<optimized out>) at pulse/xmalloc.c:76
 pa_hashmap_new (hash_func=0x7f7677dbd2e0 <pa_idxset_string_hash_func>, compare_func=0x7f7677dbd310 <pa_idxset_string_compare_func>) at pulsecore/hashmap.c:60