BUG: memory leak
unreferenced object 0xffff8880465978f0 (size 144):
  comm "syz-executor.0", pid 38183, jiffies 4297932320 (age 23.720s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 49 62 5a 65 00 00 00 00  ........IbZe....
    d7 85 e6 22 00 00 00 00 49 62 5a 65 00 00 00 00  ..."....IbZe....
  backtrace:
    [<000000006cc2b6ab>] kmem_cache_zalloc include/linux/slab.h:654 [inline]
    [<000000006cc2b6ab>] __kernfs_iattrs+0xbc/0x470 fs/kernfs/inode.c:43
    [<0000000024eac23a>] kernfs_iattrs fs/kernfs/inode.c:66 [inline]
    [<0000000024eac23a>] kernfs_xattr_set+0x2b/0x80 fs/kernfs/inode.c:304
    [<000000006d685673>] selinux_kernfs_init_security+0x26d/0x4c0 security/selinux/hooks.c:3522
    [<0000000072a84b20>] security_kernfs_init_security+0x4e/0xb0 security/security.c:1456
    [<00000000330a80a8>] __kernfs_new_node+0x531/0x860 fs/kernfs/dir.c:674
    [<00000000e6e0e411>] kernfs_new_node fs/kernfs/dir.c:699 [inline]
    [<00000000e6e0e411>] kernfs_create_dir_ns+0x9c/0x230 fs/kernfs/dir.c:1035
    [<0000000057b61578>] kernfs_create_dir include/linux/kernfs.h:561 [inline]
    [<0000000057b61578>] cgroup_create kernel/cgroup/cgroup.c:5343 [inline]
    [<0000000057b61578>] cgroup_mkdir+0x318/0xf50 kernel/cgroup/cgroup.c:5477
    [<00000000950f40a8>] kernfs_iop_mkdir+0x14d/0x1e0 fs/kernfs/dir.c:1136
    [<000000004ac078e6>] vfs_mkdir+0x493/0x700 fs/namei.c:3712
    [<0000000027783b5f>] do_mkdirat+0x150/0x2b0 fs/namei.c:3734
    [<00000000f86341a5>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<0000000060d1bd32>] entry_SYSCALL_64_after_hwframe+0x62/0xc7

BUG: leak checking failed