sched, cpuset: Fix dlcpubusy() panic due to empty cs->cpus_allowed
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 v5.10.137 by commit 336626564b58071b8980a4e6a31a8f5d92705d9b, it was introduced in version v3.19 by commit 7f51412a415d87ea8598d14722fb31e4f5701257. For more details please see the references link.