processmanager: Fix process exit regression (#337) (#338)

Co-authored-by: Florian Lehner <[email protected]>

processmanager/processinfo.go

@@ -530,15 +530,14 @@ func (pm *ProcessManager) processPIDExit(pid libpf.PID) {
 		log.Debugf("Skip process exit handling for unknown PID %d", pid)
 		return
 	}
-	if pm.interpreterTracerEnabled && len(pm.interpreters[pid]) > 0 {
-		// ProcessPIDExit may be called multiple times in short succession
-		// for the same PID, don't update exitKTime if we've previously recorded it.
-		if _, pidExitProcessed := pm.exitEvents[pid]; !pidExitProcessed {
-			pm.exitEvents[pid] = exitKTime
-		} else {
-			log.Debugf("Skip duplicate process exit handling for PID %d", pid)
-			return
-		}
+
+	// ProcessPIDExit may be called multiple times in short succession
+	// for the same PID, don't update exitKTime if we've previously recorded it.
+	if _, pidExitProcessed := pm.exitEvents[pid]; !pidExitProcessed {
+		pm.exitEvents[pid] = exitKTime
+	} else {
+		log.Debugf("Skip duplicate process exit handling for PID %d", pid)
+		return
 	}
 
 	// Delete all entries we have for this particular PID from pid_page_to_mapping_info.