> I think an example is something like opcodes crossing I-cache lines Consider also a 16-bit aligned 32-bit instruction crossing a page boundary, potentially

> I think an example is something like opcodes crossing I-cache lines Consider also a 16-bit aligned 32-bit instruction crossing a page boundary, potentially with different access permissions. This type of bug allowed userspace applications to hang early Cortex-A8 based phones(ARM errata 657417).