BUG: memory leak
unreferenced object 0xffff888008accd00 (size 144):
  comm "syz-executor.3", pid 16947, jiffies 4296866847 (age 23.852s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 d2 df 3c 67 00 00 00 00  ..........<g....
    27 fb 1c 02 00 00 00 00 d2 df 3c 67 00 00 00 00  '.........<g....
  backtrace:
    [<00000000e615be7e>] kmem_cache_zalloc include/linux/slab.h:654 [inline]
    [<00000000e615be7e>] __kernfs_iattrs+0xbc/0x470 fs/kernfs/inode.c:43
    [<00000000e0c623b5>] kernfs_iattrs fs/kernfs/inode.c:66 [inline]
    [<00000000e0c623b5>] kernfs_xattr_set+0x2b/0x80 fs/kernfs/inode.c:304
    [<00000000fc4661ce>] selinux_kernfs_init_security+0x26d/0x4c0 security/selinux/hooks.c:3522
    [<000000003cd204d7>] security_kernfs_init_security+0x4e/0xb0 security/security.c:1456
    [<00000000cf2de17d>] __kernfs_new_node+0x531/0x860 fs/kernfs/dir.c:674
    [<00000000987d00ff>] kernfs_new_node+0x18d/0x250 fs/kernfs/dir.c:711
    [<000000001694c9af>] kernfs_create_dir_ns+0x49/0x160 fs/kernfs/dir.c:1047
    [<00000000257eac92>] kernfs_create_dir include/linux/kernfs.h:561 [inline]
    [<00000000257eac92>] cgroup_create kernel/cgroup/cgroup.c:5343 [inline]
    [<00000000257eac92>] cgroup_mkdir+0x315/0xf50 kernel/cgroup/cgroup.c:5477
    [<000000000709d9f9>] kernfs_iop_mkdir+0x14d/0x1e0 fs/kernfs/dir.c:1148
    [<00000000b03df207>] vfs_mkdir+0x493/0x750 fs/namei.c:3706
    [<000000002237f6d3>] do_mkdirat+0x150/0x2b0 fs/namei.c:3728
    [<00000000973648d3>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<0000000042728793>] entry_SYSCALL_64_after_hwframe+0x67/0xd1

BUG: leak checking failed