cgroup: Add missing cpusreadlock() to cgroupattachtask_all()
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.19.11 by commit 99bc25748e394d17f9e8b10cc7f273b8e64c1c7e, it was introduced in version v5.19.9 by commit c0deb027c99c099aa6b831e326bfba802b25e774. For more details please see the references link.