BUG: memory leak
unreferenced object 0xffff88800e37e0d0 (size 144):
  comm "syz-executor.7", pid 9219, jiffies 4296160549 (age 21.661s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 22 c4 8f 68 00 00 00 00  ........"..h....
    d3 99 82 22 00 00 00 00 22 c4 8f 68 00 00 00 00  ..."...."..h....
  backtrace:
    [<00000000e2605910>] kmem_cache_zalloc include/linux/slab.h:654 [inline]
    [<00000000e2605910>] __kernfs_iattrs+0xbc/0x470 fs/kernfs/inode.c:43
    [<000000000f1ff6ef>] kernfs_iattrs fs/kernfs/inode.c:66 [inline]
    [<000000000f1ff6ef>] kernfs_xattr_set+0x2b/0x80 fs/kernfs/inode.c:304
    [<0000000099bbef5b>] selinux_kernfs_init_security+0x26d/0x4c0 security/selinux/hooks.c:3522
    [<00000000d1d3f994>] security_kernfs_init_security+0x4e/0xb0 security/security.c:1456
    [<0000000095a975fb>] __kernfs_new_node+0x531/0x860 fs/kernfs/dir.c:674
    [<00000000a5445195>] kernfs_new_node+0x18d/0x250 fs/kernfs/dir.c:711
    [<000000009414baf0>] kernfs_create_dir_ns+0x49/0x160 fs/kernfs/dir.c:1047
    [<00000000be009427>] kernfs_create_dir include/linux/kernfs.h:561 [inline]
    [<00000000be009427>] cgroup_create kernel/cgroup/cgroup.c:5343 [inline]
    [<00000000be009427>] cgroup_mkdir+0x315/0xf50 kernel/cgroup/cgroup.c:5479
    [<00000000d56e7b26>] kernfs_iop_mkdir+0x14d/0x1e0 fs/kernfs/dir.c:1148
    [<00000000ffbc6862>] vfs_mkdir+0x493/0x750 fs/namei.c:3706
    [<00000000259cdded>] do_mkdirat+0x150/0x2b0 fs/namei.c:3728
    [<000000002c66779d>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<00000000ddf1f77f>] entry_SYSCALL_64_after_hwframe+0x67/0xd1

BUG: leak checking failed