On Mon, 24 Jan 2022 17:17:54 +0900, Masami Hiramatsu wrote: > Mark the start_backtrace() as notrace and NOKPROBE_SYMBOL > because this function is called from ftrace and lockdep to > get the caller address via return_address(). The lockdep > is used in kprobes, it should also be NOKPROBE_SYMBOL. Applied to arm64 (for-next/fixes), thanks! [1/1] arm64: Mark start_backtrace() notrace and NOKPROBE_SYMBOL https://git.kernel.org/arm64/c/1e0924bd0991 -- Catalin