BUG: memory leak
unreferenced object 0xffff888048016a90 (size 144):
  comm "syz-executor.6", pid 64282, jiffies 4296781260 (age 21.467s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 95 ac dd 66 00 00 00 00  ...........f....
    30 3e 83 1a 00 00 00 00 95 ac dd 66 00 00 00 00  0>.........f....
  backtrace:
    [<000000003ca1cdf6>] kmem_cache_zalloc include/linux/slab.h:654 [inline]
    [<000000003ca1cdf6>] __kernfs_iattrs+0xbc/0x470 fs/kernfs/inode.c:43
    [<00000000835996b7>] kernfs_iattrs fs/kernfs/inode.c:66 [inline]
    [<00000000835996b7>] kernfs_xattr_set+0x2b/0x80 fs/kernfs/inode.c:304
    [<0000000002b6bab0>] selinux_kernfs_init_security+0x26d/0x4c0 security/selinux/hooks.c:3522
    [<000000005fff176a>] security_kernfs_init_security+0x4e/0xb0 security/security.c:1456
    [<000000003df07d56>] __kernfs_new_node+0x531/0x860 fs/kernfs/dir.c:674
    [<00000000148e3061>] kernfs_new_node+0x18d/0x250 fs/kernfs/dir.c:711
    [<0000000084d2b1f4>] kernfs_create_dir_ns+0x49/0x160 fs/kernfs/dir.c:1047
    [<000000001f835c3f>] kernfs_create_dir include/linux/kernfs.h:561 [inline]
    [<000000001f835c3f>] cgroup_create kernel/cgroup/cgroup.c:5343 [inline]
    [<000000001f835c3f>] cgroup_mkdir+0x318/0xf50 kernel/cgroup/cgroup.c:5477
    [<00000000c938f7e7>] kernfs_iop_mkdir+0x14d/0x1e0 fs/kernfs/dir.c:1148
    [<00000000b2807e50>] vfs_mkdir+0x493/0x750 fs/namei.c:3706
    [<00000000a7f4606f>] do_mkdirat+0x150/0x2b0 fs/namei.c:3728
    [<00000000f2e54fe3>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<000000000c3fbe6c>] entry_SYSCALL_64_after_hwframe+0x67/0xd1

BUG: leak checking failed