fix(SIGHUP): ignore SIGHUP syscall, fixes #6276

pkg/cmd/grafana-server/main.go

@@ -102,8 +102,10 @@ func writePIDFile() {
 
 func listenToSystemSignals(server models.GrafanaServer) {
 	signalChan := make(chan os.Signal, 1)
+	ignoreChan := make(chan os.Signal, 1)
 	code := 0
 
+	signal.Notify(ignoreChan, syscall.SIGHUP)
 	signal.Notify(signalChan, os.Interrupt, os.Kill, syscall.SIGTERM)
 
 	select {