BUG: memory leak
unreferenced object 0xffff88804c231750 (size 144):
  comm "syz-executor.5", pid 16028, jiffies 4296889759 (age 23.995s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 96 23 ef 63 00 00 00 00  .........#.c....
    5d 91 98 1e 00 00 00 00 96 23 ef 63 00 00 00 00  ]........#.c....
  backtrace:
    [<00000000e9c3ba7b>] kmem_cache_zalloc include/linux/slab.h:654 [inline]
    [<00000000e9c3ba7b>] __kernfs_iattrs+0xbc/0x470 fs/kernfs/inode.c:43
    [<00000000f4482b31>] kernfs_iattrs fs/kernfs/inode.c:66 [inline]
    [<00000000f4482b31>] kernfs_xattr_set+0x2b/0x80 fs/kernfs/inode.c:304
    [<00000000247310fc>] selinux_kernfs_init_security+0x268/0x4c0 security/selinux/hooks.c:3522
    [<0000000064a92fa4>] security_kernfs_init_security+0x4e/0xb0 security/security.c:1456
    [<00000000f51f6fa1>] __kernfs_new_node+0x531/0x850 fs/kernfs/dir.c:674
    [<00000000d7416de8>] kernfs_new_node fs/kernfs/dir.c:697 [inline]
    [<00000000d7416de8>] kernfs_create_dir_ns+0x9c/0x230 fs/kernfs/dir.c:1033
    [<0000000076d4c731>] kernfs_create_dir include/linux/kernfs.h:561 [inline]
    [<0000000076d4c731>] cgroup_create kernel/cgroup/cgroup.c:5328 [inline]
    [<0000000076d4c731>] cgroup_mkdir+0x318/0xfc0 kernel/cgroup/cgroup.c:5462
    [<0000000002c19246>] kernfs_iop_mkdir+0x14d/0x1e0 fs/kernfs/dir.c:1134
    [<00000000b01c9fe0>] vfs_mkdir+0x41f/0x660 fs/namei.c:3657
    [<00000000bddae55e>] do_mkdirat+0x145/0x2a0 fs/namei.c:3680
    [<00000000ba655c32>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<0000000005379df6>] entry_SYSCALL_64_after_hwframe+0x61/0xc6

BUG: leak checking failed