Merge pull request #393 from OffchainLabs/fix_flatCallTracer_onexit

fix flatCallTracer onexit out of bound
OffchainLabs · Jan 6, 2025 · dd32b78 · dd32b78
2 parents be92342 + bd8e6ed
commit dd32b78
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/eth/tracers/native/call_flat.go b/eth/tracers/native/call_flat.go
@@ -195,6 +195,9 @@ func (t *flatCallTracer) OnExit(depth int, output []byte, gasUsed uint64, err er
 	if t.config.IncludePrecompiles {
 		return
 	}
+	if len(t.tracer.callstack[len(t.tracer.callstack)-1].Calls) == 0 {
+		return
+	}
 	var (
 		// call has been nested in parent
 		parent = t.tracer.callstack[len(t.tracer.callstack)-1]