fix: added safegurd to protect infinite stack trace (#54)

Author: sadiq1971

common/entrypoint.go

@@ -24,8 +24,9 @@ func ProgramEntrypoint(arch string) func(function string) bool {
 				function == "runtime.systemstack" ||
 				function == "runtime.gopanic" ||
 				function == "runtime.chanrecv" ||
-				function == "runtime.startm" || // 32 bit specific
-				function == "runtime.sysAlloc" // // 32 bit specific
+				function == "runtime.startm" ||
+				function == "runtime.sysAlloc" ||
+				function == "runtime.chansend"
 		}
 	case "mips64":
 		return func(function string) bool {
@@ -40,7 +41,10 @@ func ProgramEntrypoint(arch string) func(function string) bool {
 				function == "runtime.morestack" ||
 				function == "runtime.systemstack" ||
 				function == "runtime.gopanic" ||
-				function == "runtime.chanrecv"
+				function == "runtime.chanrecv" ||
+				function == "runtime.startm" ||
+				function == "runtime.sysAlloc" ||
+				function == "runtime.chansend"
 		}
 	}
 	return func(function string) bool {

common/stack_tracer.go

@@ -91,6 +91,9 @@ func TraceAllAsmCaller(
 	var visit func(segment asmparser.Segment)
 
 	visit = func(segment asmparser.Segment) {
+		if len(sources) >= 20 { // protect for infinite searching
+			return
+		}
 		if seen[segment] {
 			return
 		}