syz_io_uring_setup(0x1e58, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f00000a0000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000100), 0x0)
syz_io_uring_setup(0x3e5b, &(0x7f0000000100), &(0x7f0000ffe000/0x1000)=nil, &(0x7f0000ffb000/0x4000)=nil, &(0x7f0000000180), &(0x7f00000001c0)) (fail_nth: 51)
BUG: memory leak
unreferenced object 0xffff88804d954a00 (size 256):
  comm "syz-executor.0", pid 41802, jiffies 4296487572 (age 22.001s)
  hex dump (first 32 bytes):
    07 00 00 00 00 00 00 00 05 00 00 00 00 00 00 00  ................
    00 4c 95 4d 80 88 ff ff 00 4e 95 4d 80 88 ff ff  .L.M.....N.M....
  backtrace:
    [<00000000bdd96b96>] mas_alloc_nodes+0x36e/0x6a0
    [<00000000051d8d8c>] mas_preallocate+0xff/0x270
    [<00000000fc8fd61e>] do_mas_align_munmap.constprop.0+0x13a/0xff0
    [<000000002ab749fc>] do_mas_munmap+0x1ed/0x2c0
    [<000000006c08b9ea>] mmap_region+0x21c/0x1a00
    [<000000006ad87161>] do_mmap+0x824/0xf40
    [<00000000e6025bca>] vm_mmap_pgoff+0x1b5/0x280
    [<00000000339ab251>] ksys_mmap_pgoff+0x3cc/0x4f0
    [<00000000c08ac1f3>] do_syscall_64+0x3b/0x90
    [<000000001ee85019>] entry_SYSCALL_64_after_hwframe+0x46/0xb0

BUG: memory leak
unreferenced object 0xffff88804d954c00 (size 256):
  comm "syz-executor.0", pid 41802, jiffies 4296487572 (age 22.001s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<000000001e0bbef9>] mas_alloc_nodes+0x2a6/0x6a0
    [<00000000051d8d8c>] mas_preallocate+0xff/0x270
    [<00000000fc8fd61e>] do_mas_align_munmap.constprop.0+0x13a/0xff0
    [<000000002ab749fc>] do_mas_munmap+0x1ed/0x2c0
    [<000000006c08b9ea>] mmap_region+0x21c/0x1a00
    [<000000006ad87161>] do_mmap+0x824/0xf40
    [<00000000e6025bca>] vm_mmap_pgoff+0x1b5/0x280
    [<00000000339ab251>] ksys_mmap_pgoff+0x3cc/0x4f0
    [<00000000c08ac1f3>] do_syscall_64+0x3b/0x90
    [<000000001ee85019>] entry_SYSCALL_64_after_hwframe+0x46/0xb0

BUG: memory leak
unreferenced object 0xffff88804d954e00 (size 256):
  comm "syz-executor.0", pid 41802, jiffies 4296487572 (age 22.001s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<000000001e0bbef9>] mas_alloc_nodes+0x2a6/0x6a0
    [<00000000051d8d8c>] mas_preallocate+0xff/0x270
    [<00000000fc8fd61e>] do_mas_align_munmap.constprop.0+0x13a/0xff0
    [<000000002ab749fc>] do_mas_munmap+0x1ed/0x2c0
    [<000000006c08b9ea>] mmap_region+0x21c/0x1a00
    [<000000006ad87161>] do_mmap+0x824/0xf40
    [<00000000e6025bca>] vm_mmap_pgoff+0x1b5/0x280
    [<00000000339ab251>] ksys_mmap_pgoff+0x3cc/0x4f0
    [<00000000c08ac1f3>] do_syscall_64+0x3b/0x90
    [<000000001ee85019>] entry_SYSCALL_64_after_hwframe+0x46/0xb0

BUG: memory leak
unreferenced object 0xffff88804d955000 (size 256):
  comm "syz-executor.0", pid 41802, jiffies 4296487572 (age 22.001s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<000000001e0bbef9>] mas_alloc_nodes+0x2a6/0x6a0
    [<00000000051d8d8c>] mas_preallocate+0xff/0x270
    [<00000000fc8fd61e>] do_mas_align_munmap.constprop.0+0x13a/0xff0
    [<000000002ab749fc>] do_mas_munmap+0x1ed/0x2c0
    [<000000006c08b9ea>] mmap_region+0x21c/0x1a00
    [<000000006ad87161>] do_mmap+0x824/0xf40
    [<00000000e6025bca>] vm_mmap_pgoff+0x1b5/0x280
    [<00000000339ab251>] ksys_mmap_pgoff+0x3cc/0x4f0
    [<00000000c08ac1f3>] do_syscall_64+0x3b/0x90
    [<000000001ee85019>] entry_SYSCALL_64_after_hwframe+0x46/0xb0

BUG: leak checking failed