BUG: memory leak
unreferenced object 0xffff888046ca95b0 (size 144):
  comm "syz-executor.3", pid 11148, jiffies 4297078300 (age 24.060s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 db 5d eb 64 00 00 00 00  .........].d....
    3f 39 04 27 00 00 00 00 db 5d eb 64 00 00 00 00  ?9.'.....].d....
  backtrace:
    [<00000000cdd5dfd0>] kmem_cache_zalloc include/linux/slab.h:654 [inline]
    [<00000000cdd5dfd0>] __kernfs_iattrs+0xbc/0x470 fs/kernfs/inode.c:43
    [<0000000033b75de9>] kernfs_iattrs fs/kernfs/inode.c:66 [inline]
    [<0000000033b75de9>] kernfs_xattr_set+0x2b/0x80 fs/kernfs/inode.c:304
    [<00000000fd0e09d8>] selinux_kernfs_init_security+0x26d/0x4c0 security/selinux/hooks.c:3522
    [<00000000791d4215>] security_kernfs_init_security+0x4e/0xb0 security/security.c:1456
    [<0000000073e1c8a5>] __kernfs_new_node+0x531/0x860 fs/kernfs/dir.c:674
    [<0000000019f9ddb6>] kernfs_new_node fs/kernfs/dir.c:699 [inline]
    [<0000000019f9ddb6>] kernfs_create_dir_ns+0x9c/0x230 fs/kernfs/dir.c:1035
    [<000000008a8b7dac>] kernfs_create_dir include/linux/kernfs.h:561 [inline]
    [<000000008a8b7dac>] cgroup_create kernel/cgroup/cgroup.c:5342 [inline]
    [<000000008a8b7dac>] cgroup_mkdir+0x318/0xf50 kernel/cgroup/cgroup.c:5476
    [<00000000ba00df31>] kernfs_iop_mkdir+0x14d/0x1e0 fs/kernfs/dir.c:1136
    [<00000000a5808896>] vfs_mkdir+0x493/0x700 fs/namei.c:3712
    [<00000000cb567b58>] do_mkdirat+0x150/0x2b0 fs/namei.c:3734
    [<00000000f2aee6f3>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<000000004245f5ce>] entry_SYSCALL_64_after_hwframe+0x62/0xc7

BUG: leak checking failed