BUG: memory leak
unreferenced object 0xffff88805037d750 (size 144):
  comm "syz-executor.1", pid 17701, jiffies 4297511369 (age 22.017s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 f7 10 ce 68 00 00 00 00  ...........h....
    d1 2a 54 1c 00 00 00 00 f7 10 ce 68 00 00 00 00  .*T........h....
  backtrace:
    [<00000000471f0c6e>] kmem_cache_zalloc include/linux/slab.h:654 [inline]
    [<00000000471f0c6e>] __kernfs_iattrs+0xbc/0x470 fs/kernfs/inode.c:43
    [<0000000053b89527>] kernfs_iattrs fs/kernfs/inode.c:66 [inline]
    [<0000000053b89527>] kernfs_xattr_set+0x2b/0x80 fs/kernfs/inode.c:304
    [<0000000093cf7e13>] selinux_kernfs_init_security+0x26d/0x4c0 security/selinux/hooks.c:3522
    [<0000000091da01e1>] security_kernfs_init_security+0x4e/0xb0 security/security.c:1456
    [<00000000f6e70537>] __kernfs_new_node+0x531/0x860 fs/kernfs/dir.c:674
    [<0000000030649398>] kernfs_new_node+0x18d/0x250 fs/kernfs/dir.c:711
    [<00000000797f4e94>] __kernfs_create_file+0x51/0x350 fs/kernfs/file.c:985
    [<00000000ccd41761>] cgroup_add_file kernel/cgroup/cgroup.c:3943 [inline]
    [<00000000ccd41761>] cgroup_addrm_files+0x3c8/0x9b0 kernel/cgroup/cgroup.c:4003
    [<00000000b8ba4cd7>] css_populate_dir+0x304/0x460 kernel/cgroup/cgroup.c:1687
    [<000000002f2838c2>] cgroup_mkdir+0xa10/0xf50 kernel/cgroup/cgroup.c:5495
    [<00000000dc669013>] kernfs_iop_mkdir+0x14d/0x1e0 fs/kernfs/dir.c:1148
    [<00000000d04ae291>] vfs_mkdir+0x493/0x750 fs/namei.c:3706
    [<000000005a7bd86a>] do_mkdirat+0x150/0x2b0 fs/namei.c:3728
    [<0000000078bd2483>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<00000000f1ceda31>] entry_SYSCALL_64_after_hwframe+0x67/0xd1

BUG: leak checking failed