On Mon, Mar 4, 2024 at 3:02 AM Jiangfeng Xiao <[email protected]> wrote: > When the last instruction of a noreturn function is a call > to another function, the return address falls outside > of the function boundary. This seems to cause kernel > to interrupt the backtrace. [...] > Delete __noreturn from usercopy_abort,
This sounds like the actual bug is in the backtracing logic? I don't think removing __noreturn annotations from an individual function is a good fix, since the same thing can happen with other __noreturn functions depending on what choices the compiler makes.
