tcache bin tcache_entry *e = (tcache_entry *) chunk2mem (p); if (__glibc_unlikely (e->key == tcache_key)) { tcache_entry *tmp; size_t cnt = 0; LIBC_PROBE (memory_tcache_double_free, 2, e, tc_idx); for (tmp = tcache->entries[tc_idx]; tmp; tmp = REVEAL_PTR (tmp->next), ++cnt) { if (cnt >= mp_.tcache_count) malloc_printerr ("free(): too many chunks detected in tcach..