clone(0x4400d300, 0x0, 0x0, 0x0, 0x0) (fail_nth: 40)
18:04:24 executing program 5:
clone(0x4400d300, 0x0, 0x0, 0x0, 0x0) (fail_nth: 34)
BUG: memory leak
unreferenced object 0xffff88801af29200 (size 256):
  comm "syz-executor.0", pid 6669, jiffies 4295625399 (age 24.359s)
  hex dump (first 32 bytes):
    01 00 00 00 00 00 00 00 00 00 00 00 05 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000aeb2c34a>] mas_alloc_nodes+0x36e/0x6a0
    [<0000000065f38227>] mas_node_count_gfp+0x106/0x140
    [<0000000069e7c2df>] mas_expected_entries+0x111/0x1c0
    [<00000000b904fbc0>] dup_mmap+0x41f/0xf40
    [<000000003e2a2db7>] dup_mm+0x91/0x380
    [<000000004e1dbfd3>] copy_process+0x5e27/0x6dd0
    [<000000003ad1d8b0>] kernel_clone+0xe7/0xa60
    [<00000000eb14b1f4>] __do_sys_clone+0xba/0x100
    [<00000000fe1d5259>] do_syscall_64+0x3b/0x90
    [<00000000924b34ea>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

BUG: leak checking failed