BUG: memory leak
unreferenced object 0xffff88800de14dd0 (size 144):
  comm "syz-executor.5", pid 23802, jiffies 4296581340 (age 32.254s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 39 e6 db 66 00 00 00 00  ........9..f....
    90 94 4a 2f 00 00 00 00 39 e6 db 66 00 00 00 00  ..J/....9..f....
  backtrace:
    [<000000005c6e4875>] kmem_cache_zalloc include/linux/slab.h:654 [inline]
    [<000000005c6e4875>] __kernfs_iattrs+0xbc/0x470 fs/kernfs/inode.c:43
    [<000000001ee0ba1d>] kernfs_iattrs fs/kernfs/inode.c:66 [inline]
    [<000000001ee0ba1d>] kernfs_xattr_set+0x2b/0x80 fs/kernfs/inode.c:304
    [<000000007921755a>] selinux_kernfs_init_security+0x26d/0x4c0 security/selinux/hooks.c:3522
    [<00000000df317b20>] security_kernfs_init_security+0x4e/0xb0 security/security.c:1456
    [<00000000f9f65a59>] __kernfs_new_node+0x531/0x860 fs/kernfs/dir.c:674
    [<000000004e482db3>] kernfs_new_node+0x18d/0x250 fs/kernfs/dir.c:711
    [<000000004b8a0389>] kernfs_create_dir_ns+0x49/0x160 fs/kernfs/dir.c:1047
    [<000000009e857d96>] kernfs_create_dir include/linux/kernfs.h:561 [inline]
    [<000000009e857d96>] cgroup_create kernel/cgroup/cgroup.c:5343 [inline]
    [<000000009e857d96>] cgroup_mkdir+0x318/0xf50 kernel/cgroup/cgroup.c:5477
    [<000000004b705bfc>] kernfs_iop_mkdir+0x14d/0x1e0 fs/kernfs/dir.c:1148
    [<00000000db8cb994>] vfs_mkdir+0x493/0x750 fs/namei.c:3706
    [<0000000041cdd152>] do_mkdirat+0x150/0x2b0 fs/namei.c:3728
    [<00000000b4500243>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<000000005d911f2e>] entry_SYSCALL_64_after_hwframe+0x67/0xd1

BUG: leak checking failed