BUG: memory leak
unreferenced object 0xffff88801f0f0750 (size 144):
  comm "syz-executor.1", pid 47342, jiffies 4298265289 (age 21.685s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 d0 57 2f 65 00 00 00 00  .........W/e....
    03 d7 eb 2a 00 00 00 00 d0 57 2f 65 00 00 00 00  ...*.....W/e....
  backtrace:
    [<00000000d7ba5348>] kmem_cache_zalloc include/linux/slab.h:654 [inline]
    [<00000000d7ba5348>] __kernfs_iattrs+0xbc/0x470 fs/kernfs/inode.c:43
    [<0000000073434b06>] kernfs_iattrs fs/kernfs/inode.c:66 [inline]
    [<0000000073434b06>] kernfs_xattr_set+0x2b/0x80 fs/kernfs/inode.c:304
    [<00000000dfac968a>] selinux_kernfs_init_security+0x26d/0x4c0 security/selinux/hooks.c:3522
    [<000000000edd1539>] security_kernfs_init_security+0x4e/0xb0 security/security.c:1456
    [<0000000076935d2e>] __kernfs_new_node+0x531/0x860 fs/kernfs/dir.c:674
    [<00000000bedbef8b>] kernfs_new_node fs/kernfs/dir.c:699 [inline]
    [<00000000bedbef8b>] kernfs_create_dir_ns+0x9c/0x230 fs/kernfs/dir.c:1035
    [<00000000b41b4697>] kernfs_create_dir include/linux/kernfs.h:561 [inline]
    [<00000000b41b4697>] cgroup_create kernel/cgroup/cgroup.c:5343 [inline]
    [<00000000b41b4697>] cgroup_mkdir+0x318/0xf50 kernel/cgroup/cgroup.c:5477
    [<000000000721767c>] kernfs_iop_mkdir+0x14d/0x1e0 fs/kernfs/dir.c:1136
    [<00000000ec0c57e6>] vfs_mkdir+0x493/0x700 fs/namei.c:3712
    [<0000000086fdc80e>] do_mkdirat+0x150/0x2b0 fs/namei.c:3734
    [<00000000291d7eec>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<00000000b4b2bbc7>] entry_SYSCALL_64_after_hwframe+0x62/0xc7

BUG: leak checking failed