Merge branch 'wip-clone-and-misc-fixes' into 'aarch64-rebase'

src/arch/aarch64/init/pre_kstart/helpers/vectors.S

src/arch/aarch64/interrupt/irq.rs

src/arch/aarch64/interrupt/syscall.rs

src/arch/aarch64/start.rs

src/context/arch/aarch64.rs

src/context/list.rs

src/context/switch.rs

src/syscall/mod.rs

src/syscall/process.rs