Disable default global scan timeout

pkg/fscan/scanner.go

@@ -408,7 +408,7 @@ func buildFlagVars(config Config, target Target) *common.FlagVars {
 		ThreadNum:           threadNum,
 		ModuleThreadNum:     moduleThreads,
 		TimeoutSec:          timeout,
-		GlobalTimeout:       180,
+		GlobalTimeout:       0,
 		DisablePing:         config.DisablePing,
 		DisableTcpProbe:     config.DisableTCPProbe,
 		DisableSubnetProbe:  config.DisableSubnetProbe,

pkg/fscan/scanner_test.go

@@ -667,6 +667,9 @@ func TestBuildFlagVarsCustomValues(t *testing.T) {
 	if fv.TimeoutSec != 10 {
 		t.Fatalf("TimeoutSec = %d, want 10", fv.TimeoutSec)
 	}
+	if fv.GlobalTimeout != 0 {
+		t.Fatalf("GlobalTimeout = %d, want disabled", fv.GlobalTimeout)
+	}
 	if fv.WebTimeout != 15 {
 		t.Fatalf("WebTimeout = %d, want 15", fv.WebTimeout)
 	}