06:01:13 executing program 1:
shmat(0x0, &(0x7f0000ffd000/0x3000)=nil, 0x5000)
mremap(&(0x7f0000fff000/0x1000)=nil, 0x1000, 0x4000, 0x3, &(0x7f0000ffb000/0x4000)=nil) (fail_nth: 37)
BUG: memory leak
unreferenced object 0xffff88800e8bfcc0 (size 32):
  comm "syz-executor.1", pid 7646, jiffies 4295923838 (age 26.182s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 40 28 1a 80 88 ff ff  .........@(.....
    00 b9 61 18 80 88 ff ff e0 7b 8d 84 ff ff ff ff  ..a......{......
  backtrace:
    [<000000004d831092>] kmalloc_trace+0x22/0x60
    [<00000000fc5e392b>] do_shmat+0x55c/0x10c0
    [<00000000a2db7562>] __x64_sys_shmat+0xcc/0x160
    [<00000000960e7b0a>] do_syscall_64+0x3b/0x90
    [<00000000fd050473>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

BUG: memory leak
unreferenced object 0xffff8880419aa000 (size 456):
  comm "syz-executor.1", pid 7646, jiffies 4295923838 (age 26.182s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    20 80 49 08 80 88 ff ff c0 cb b1 1d 80 88 ff ff   .I.............
  backtrace:
    [<000000007585b92e>] __alloc_file+0x21/0x240
    [<00000000523646ca>] alloc_empty_file+0x6d/0x170
    [<00000000ba705cb0>] alloc_file+0x59/0x800
    [<00000000f907c0b2>] alloc_file_clone+0x22/0xc0
    [<000000008c4ba14a>] do_shmat+0x5d7/0x10c0
    [<00000000a2db7562>] __x64_sys_shmat+0xcc/0x160
    [<00000000960e7b0a>] do_syscall_64+0x3b/0x90
    [<00000000fd050473>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

BUG: memory leak
unreferenced object 0xffff88800d383080 (size 16):
  comm "syz-executor.1", pid 7646, jiffies 4295923838 (age 26.183s)
  hex dump (first 16 bytes):
    01 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000d390167c>] security_file_alloc+0x34/0x170
    [<000000006bcb1e59>] __alloc_file+0xb6/0x240
    [<00000000523646ca>] alloc_empty_file+0x6d/0x170
    [<00000000ba705cb0>] alloc_file+0x59/0x800
    [<00000000f907c0b2>] alloc_file_clone+0x22/0xc0
    [<000000008c4ba14a>] do_shmat+0x5d7/0x10c0
    [<00000000a2db7562>] __x64_sys_shmat+0xcc/0x160
    [<00000000960e7b0a>] do_syscall_64+0x3b/0x90
    [<00000000fd050473>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

BUG: leak checking failed