BUG: memory leak
unreferenced object 0xffff88801d812880 (size 64):
  comm "kworker/u11:1", pid 297, jiffies 4295169709
  hex dump (first 32 bytes):
    68 ce b9 3f 80 88 ff ff 68 ce b9 3f 80 88 ff ff  h..?....h..?....
    78 ce b9 3f 80 88 ff ff 78 ce b9 3f 80 88 ff ff  x..?....x..?....
  backtrace (crc 7ad8e5be):
    __kmalloc_cache_noprof+0x314/0x3e0
    hci_inquiry_cache_update+0x487/0x810
    hci_inquiry_result_evt+0x365/0x4e0
    hci_event_packet+0x9dc/0x10e0
    hci_rx_work+0x96c/0x1270
    process_one_work+0x8e1/0x19c0
    worker_thread+0x67e/0xe90
    kthread+0x3c8/0x740
    ret_from_fork+0x34b/0x430
    ret_from_fork_asm+0x1a/0x30

BUG: leak checking failed