BUG: memory leak
unreferenced object 0xffff88804f652d00 (size 144):
  comm "syz-executor.5", pid 25478, jiffies 4296928689 (age 21.446s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 f4 68 16 66 00 00 00 00  .........h.f....
    dc 9a b4 38 00 00 00 00 f4 68 16 66 00 00 00 00  ...8.....h.f....
  backtrace:
    [<00000000ad1502ea>] kmem_cache_zalloc include/linux/slab.h:654 [inline]
    [<00000000ad1502ea>] __kernfs_iattrs+0xbc/0x470 fs/kernfs/inode.c:43
    [<000000003201eb99>] kernfs_iattrs fs/kernfs/inode.c:66 [inline]
    [<000000003201eb99>] kernfs_xattr_set+0x2b/0x80 fs/kernfs/inode.c:304
    [<0000000081123bc3>] selinux_kernfs_init_security+0x26d/0x4c0 security/selinux/hooks.c:3522
    [<000000002ae47437>] security_kernfs_init_security+0x4e/0xb0 security/security.c:1456
    [<00000000fc85ebe5>] __kernfs_new_node+0x531/0x860 fs/kernfs/dir.c:674
    [<000000003dd7dd01>] kernfs_new_node+0x18d/0x250 fs/kernfs/dir.c:711
    [<000000009377bd72>] kernfs_create_dir_ns+0x49/0x160 fs/kernfs/dir.c:1047
    [<0000000028d2f65d>] kernfs_create_dir include/linux/kernfs.h:561 [inline]
    [<0000000028d2f65d>] cgroup_create kernel/cgroup/cgroup.c:5343 [inline]
    [<0000000028d2f65d>] cgroup_mkdir+0x318/0xf50 kernel/cgroup/cgroup.c:5477
    [<00000000c24ecd45>] kernfs_iop_mkdir+0x14d/0x1e0 fs/kernfs/dir.c:1148
    [<00000000ef710179>] vfs_mkdir+0x493/0x700 fs/namei.c:3706
    [<00000000e9381b29>] do_mkdirat+0x150/0x2b0 fs/namei.c:3728
    [<00000000c5416c07>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<00000000b4b56ec4>] entry_SYSCALL_64_after_hwframe+0x62/0xc7

BUG: leak checking failed