GSD-2021-1002009 powerpc/idle: Don't corrupt back chain when going idle

powerpc/idle: Don't corrupt back chain when going idle 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 v5.4.156 by commit...

UVI-2021-1002008 KVM: PPC: Book3S HV: Fix stack handling in idle_kvm_start_guest()

KVM: PPC: Book3S HV: Fix stack handling in idlekvmstartguest 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 v5.4.156 by commit...