syz_io_uring_setup(0x6e9a, &(0x7f0000000040), &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffd000/0x2000)=nil, 0x0, 0x0)
clone3(&(0x7f0000000b00)={0x0, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, 0x0}, 0x58) (fail_nth: 32)
BUG: memory leak
unreferenced object 0xffff88800f73aa00 (size 256):
  comm "syz-executor.4", pid 11126, jiffies 4296193770 (age 22.715s)
  hex dump (first 32 bytes):
    01 00 00 00 00 00 00 00 00 00 00 00 06 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000e5837161>] mas_alloc_nodes+0x36e/0x6a0
    [<000000009986d744>] mas_node_count+0x101/0x130
    [<00000000d7500a93>] mas_expected_entries+0x10c/0x1b0
    [<00000000c0712c2c>] dup_mmap+0x433/0xf80
    [<00000000249da430>] dup_mm+0x91/0x370
    [<00000000adec4627>] copy_process+0x6bbf/0x6d80
    [<00000000e463b0a3>] kernel_clone+0xe7/0xa60
    [<00000000a236755b>] __do_sys_clone3+0x1cd/0x2d0
    [<000000008ec19a68>] do_syscall_64+0x3b/0x90
    [<000000002721e25f>] entry_SYSCALL_64_after_hwframe+0x46/0xb0

BUG: leak checking failed