BUG: memory leak
unreferenced object 0xffff88804d120c30 (size 144):
  comm "syz-executor.4", pid 12500, jiffies 4297148200 (age 19.367s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 8f 55 bd 68 00 00 00 00  .........U.h....
    2b 77 b2 3a 00 00 00 00 8f 55 bd 68 00 00 00 00  +w.:.....U.h....
  backtrace:
    [<00000000986af068>] kmem_cache_zalloc include/linux/slab.h:654 [inline]
    [<00000000986af068>] __kernfs_iattrs+0xbc/0x470 fs/kernfs/inode.c:43
    [<000000006870af34>] kernfs_iattrs fs/kernfs/inode.c:66 [inline]
    [<000000006870af34>] kernfs_xattr_set+0x2b/0x80 fs/kernfs/inode.c:304
    [<0000000062404078>] selinux_kernfs_init_security+0x26d/0x4c0 security/selinux/hooks.c:3522
    [<000000002fe68d62>] security_kernfs_init_security+0x4e/0xb0 security/security.c:1456
    [<00000000bb212ad1>] __kernfs_new_node+0x531/0x860 fs/kernfs/dir.c:674
    [<000000007383f31f>] kernfs_new_node+0x18d/0x250 fs/kernfs/dir.c:711
    [<00000000320b48df>] kernfs_create_dir_ns+0x49/0x160 fs/kernfs/dir.c:1047
    [<00000000c7bad928>] kernfs_create_dir include/linux/kernfs.h:561 [inline]
    [<00000000c7bad928>] cgroup_create kernel/cgroup/cgroup.c:5343 [inline]
    [<00000000c7bad928>] cgroup_mkdir+0x315/0xf50 kernel/cgroup/cgroup.c:5479
    [<00000000ba7c85a5>] kernfs_iop_mkdir+0x14d/0x1e0 fs/kernfs/dir.c:1148
    [<0000000066d3aa4d>] vfs_mkdir+0x493/0x750 fs/namei.c:3706
    [<0000000033ce5647>] do_mkdirat+0x150/0x2b0 fs/namei.c:3728
    [<00000000f5dee74c>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<000000006301f1ee>] entry_SYSCALL_64_after_hwframe+0x67/0xd1

BUG: leak checking failed