consensus: skip gas limit verification for genesis block (#1646)

wanwiset25 · web-flow · commit 25a70e87700c · 2025-10-28T08:30:36.000+07:00
diff --git a/consensus/XDPoS/engines/engine_v2/verifyHeader.go b/consensus/XDPoS/engines/engine_v2/verifyHeader.go
@@ -64,7 +64,8 @@ func (x *XDPoS_v2) verifyHeader(chain consensus.ChainReader, header *types.Heade
 	}
 
 	// Ensure gas limit is consistent with parent
-	if err := misc.VerifyGaslimit(parent.GasLimit, header.GasLimit); err != nil {
+	err := misc.VerifyGaslimit(parent.GasLimit, header.GasLimit)
+	if err != nil && parent.Number.Uint64() != 0 { // skip genesis block
 		return err
 	}
 	// Ensure gas used is less than or equal to gas limit

Original file line number	Diff line number	Diff line change
`@@ -64,7 +64,8 @@ func (x XDPoS_v2) verifyHeader(chain consensus.ChainReader, header types.Heade`
`64`	`64`	`}`
`65`	`65`
`66`	`66`	`// Ensure gas limit is consistent with parent`
`67`		`- if err := misc.VerifyGaslimit(parent.GasLimit, header.GasLimit); err != nil {`
	`67`	`+ err := misc.VerifyGaslimit(parent.GasLimit, header.GasLimit)`
	`68`	`+ if err != nil && parent.Number.Uint64() != 0 { // skip genesis block`
`68`	`69`	`return err`
`69`	`70`	`}`
`70`	`71`	`// Ensure gas used is less than or equal to gas limit`