r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0)
syncfs(r0)
r1 = openat$cgroup(r0, &(0x7f0000000080)='syz0\x00', 0x200002, 0x0)
dup3(r1, 0xffffffffffffffff, 0x80000)
BUG: memory leak
unreferenced object 0xffff88800ec8e300 (size 184):
  comm "syz-executor.5", pid 287, jiffies 4294967848
  hex dump (first 32 bytes):
    01 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 (crc f76b10d6):
    kmem_cache_alloc_noprof+0x406/0x680
    prepare_creds+0x2c/0x7e0
    copy_creds+0x7a/0xa20
    copy_process+0xf59/0x7410
    kernel_clone+0xea/0x7f0
    __do_sys_clone+0xc7/0x110
    do_syscall_64+0xbf/0x390
    entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: memory leak
unreferenced object 0xffff88801eed1900 (size 128):
  comm "syz-executor.5", pid 287, jiffies 4294967848
  hex dump (first 32 bytes):
    01 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 01 00 00 00 01 00 00 00  ................
  backtrace (crc bc4c1f05):
    __kmalloc_noprof+0x497/0x760
    security_prepare_creds+0x101/0x160
    prepare_creds+0x579/0x7e0
    copy_creds+0x7a/0xa20
    copy_process+0xf59/0x7410
    kernel_clone+0xea/0x7f0
    __do_sys_clone+0xc7/0x110
    do_syscall_64+0xbf/0x390
    entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: memory leak
unreferenced object 0xffff88801efb1dc0 (size 360):
  comm "syz-executor.5", pid 5035, jiffies 4294967901
  hex dump (first 32 bytes):
    00 00 00 00 ad 4e ad de ff ff ff ff a8 7c 46 0a  .....N.......|F.
    ff ff ff ff ff ff ff ff 60 03 91 88 ff ff ff ff  ........`.......
  backtrace (crc ddb26923):
    kmem_cache_alloc_noprof+0x406/0x680
    alloc_empty_file+0x58/0x1e0
    path_openat+0xe0/0x2880
    do_filp_open+0x1e8/0x450
    do_sys_openat2+0x104/0x1b0
    __x64_sys_openat+0x142/0x200
    do_syscall_64+0xbf/0x390
    entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: memory leak
unreferenced object 0xffff88800d2bcc40 (size 16):
  comm "syz-executor.5", pid 5035, jiffies 4294967901
  hex dump (first 16 bytes):
    01 00 00 00 01 00 00 00 01 00 00 00 01 00 00 00  ................
  backtrace (crc 41dbba05):
    kmem_cache_alloc_noprof+0x406/0x680
    security_file_alloc+0x35/0x130
    init_file+0x95/0x4c0
    alloc_empty_file+0x76/0x1e0
    path_openat+0xe0/0x2880
    do_filp_open+0x1e8/0x450
    do_sys_openat2+0x104/0x1b0
    __x64_sys_openat+0x142/0x200
    do_syscall_64+0xbf/0x390
    entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: leak checking failed