}

// This runs on a foreign stack, without an m or a g. No stack split.
//
//go:nosplit
//go:norace
//go:nowritebarrierrec
func badsignal(sig uintptr, c *sigctxt) {
	if !iscgo && !cgoHasExtraM {
		// There is no extra M. needm will not be able to grab
		// an M. Instead of hanging, just crash.
		// Cannot call split-stack function as there is no G.
		writeErrStr("fatal: bad g in signal handler\n")