iommu/arm-smmu-v3: fix event handling soft lockup
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 v5.16.20 by commit f42258fddea631bad727b3f4489ceb76a292f4dc. For more details please see the references link.