BUG: memory leak
unreferenced object 0xffff888044bc74e0 (size 144):
  comm "syz-executor.0", pid 14964, jiffies 4297053564 (age 22.898s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 48 06 67 65 00 00 00 00  ........H.ge....
    56 ce 87 25 00 00 00 00 48 06 67 65 00 00 00 00  V..%....H.ge....
  backtrace:
    [<0000000077965b02>] kmem_cache_zalloc include/linux/slab.h:654 [inline]
    [<0000000077965b02>] __kernfs_iattrs+0xbc/0x470 fs/kernfs/inode.c:43
    [<00000000c10cac40>] kernfs_iattrs fs/kernfs/inode.c:66 [inline]
    [<00000000c10cac40>] kernfs_xattr_set+0x2b/0x80 fs/kernfs/inode.c:304
    [<0000000079d6fed4>] selinux_kernfs_init_security+0x26d/0x4c0 security/selinux/hooks.c:3522
    [<00000000a7c7fcf8>] security_kernfs_init_security+0x4e/0xb0 security/security.c:1456
    [<00000000c080092c>] __kernfs_new_node+0x531/0x860 fs/kernfs/dir.c:674
    [<000000007862b59b>] kernfs_new_node+0x93/0x120 fs/kernfs/dir.c:699
    [<0000000066d56ddc>] __kernfs_create_file+0x51/0x350 fs/kernfs/file.c:985
    [<000000002765b181>] cgroup_add_file kernel/cgroup/cgroup.c:3943 [inline]
    [<000000002765b181>] cgroup_addrm_files+0x3c8/0x9b0 kernel/cgroup/cgroup.c:4003
    [<000000009039aa34>] css_populate_dir+0x304/0x460 kernel/cgroup/cgroup.c:1687
    [<000000002244b516>] cgroup_mkdir+0xa13/0xf50 kernel/cgroup/cgroup.c:5493
    [<0000000040e05bcd>] kernfs_iop_mkdir+0x14d/0x1e0 fs/kernfs/dir.c:1136
    [<000000006ca817ee>] vfs_mkdir+0x493/0x700 fs/namei.c:3712
    [<00000000716c5300>] do_mkdirat+0x150/0x2b0 fs/namei.c:3734
    [<000000009bb81553>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<00000000925aa885>] entry_SYSCALL_64_after_hwframe+0x62/0xc7

BUG: leak checking failed