core: fail execution if system call fails to execute (ethereum#31639)

see: ethereum/pm#1450 (comment)

Author: Gabriel-Trintinalia

cmd/evm/internal/t8ntool/execution.go

@@ -363,9 +363,13 @@ func (pre *Prestate) Apply(vmConfig vm.Config, chainConfig *params.ChainConfig,
 			return nil, nil, nil, NewError(ErrorEVM, fmt.Errorf("could not parse requests logs: %v", err))
 		}
 		// EIP-7002
-		core.ProcessWithdrawalQueue(&requests, evm)
+		if err := core.ProcessWithdrawalQueue(&requests, evm); err != nil {
+			return nil, nil, nil, NewError(ErrorEVM, fmt.Errorf("could not process withdrawal requests: %v", err))
+		}
 		// EIP-7251
-		core.ProcessConsolidationQueue(&requests, evm)
+		if err := core.ProcessConsolidationQueue(&requests, evm); err != nil {
+			return nil, nil, nil, NewError(ErrorEVM, fmt.Errorf("could not process consolidation requests: %v", err))
+		}
 	}
 
 	// Commit block

core/chain_makers.go

@@ -328,9 +328,13 @@ func (b *BlockGen) collectRequests(readonly bool) (requests [][]byte) {
 		blockContext := NewEVMBlockContext(b.header, b.cm, &b.header.Coinbase)
 		evm := vm.NewEVM(blockContext, statedb, b.cm.config, vm.Config{})
 		// EIP-7002
-		ProcessWithdrawalQueue(&requests, evm)
+		if err := ProcessWithdrawalQueue(&requests, evm); err != nil {
+			panic(fmt.Sprintf("could not process withdrawal requests: %v", err))
+		}
 		// EIP-7251
-		ProcessConsolidationQueue(&requests, evm)
+		if err := ProcessConsolidationQueue(&requests, evm); err != nil {
+			panic(fmt.Sprintf("could not process consolidation requests: %v", err))
+		}
 	}
 	return requests
 }

core/state_processor.go

@@ -113,9 +113,13 @@ func (p *StateProcessor) Process(block *types.Block, statedb *state.StateDB, cfg
 			return nil, err
 		}
 		// EIP-7002
-		ProcessWithdrawalQueue(&requests, evm)
+		if err := ProcessWithdrawalQueue(&requests, evm); err != nil {
+			return nil, err
+		}
 		// EIP-7251
-		ProcessConsolidationQueue(&requests, evm)
+		if err := ProcessConsolidationQueue(&requests, evm); err != nil {
+			return nil, err
+		}
 	}
 
 	// Finalize the block, applying any consensus engine specific extras (e.g. block rewards)
@@ -265,17 +269,17 @@ func ProcessParentBlockHash(prevHash common.Hash, evm *vm.EVM) {
 
 // ProcessWithdrawalQueue calls the EIP-7002 withdrawal queue contract.
 // It returns the opaque request data returned by the contract.
-func ProcessWithdrawalQueue(requests *[][]byte, evm *vm.EVM) {
-	processRequestsSystemCall(requests, evm, 0x01, params.WithdrawalQueueAddress)
+func ProcessWithdrawalQueue(requests *[][]byte, evm *vm.EVM) error {
+	return processRequestsSystemCall(requests, evm, 0x01, params.WithdrawalQueueAddress)
 }
 
 // ProcessConsolidationQueue calls the EIP-7251 consolidation queue contract.
 // It returns the opaque request data returned by the contract.
-func ProcessConsolidationQueue(requests *[][]byte, evm *vm.EVM) {
-	processRequestsSystemCall(requests, evm, 0x02, params.ConsolidationQueueAddress)
+func ProcessConsolidationQueue(requests *[][]byte, evm *vm.EVM) error {
+	return processRequestsSystemCall(requests, evm, 0x02, params.ConsolidationQueueAddress)
 }
 
-func processRequestsSystemCall(requests *[][]byte, evm *vm.EVM, requestType byte, addr common.Address) {
+func processRequestsSystemCall(requests *[][]byte, evm *vm.EVM, requestType byte, addr common.Address) error {
 	if tracer := evm.Config.Tracer; tracer != nil {
 		onSystemCallStart(tracer, evm.GetVMContext())
 		if tracer.OnSystemCallEnd != nil {
@@ -292,17 +296,20 @@ func processRequestsSystemCall(requests *[][]byte, evm *vm.EVM, requestType byte
 	}
 	evm.SetTxContext(NewEVMTxContext(msg))
 	evm.StateDB.AddAddressToAccessList(addr)
-	ret, _, _ := evm.Call(msg.From, *msg.To, msg.Data, 30_000_000, common.U2560)
+	ret, _, err := evm.Call(msg.From, *msg.To, msg.Data, 30_000_000, common.U2560)
 	evm.StateDB.Finalise(true)
+	if err != nil {
+		return fmt.Errorf("system call failed to execute: %v", err)
+	}
 	if len(ret) == 0 {
-		return // skip empty output
+		return nil // skip empty output
 	}
-
 	// Append prefixed requestsData to the requests list.
 	requestsData := make([]byte, len(ret)+1)
 	requestsData[0] = requestType
 	copy(requestsData[1:], ret)
 	*requests = append(*requests, requestsData)
+	return nil
 }
 
 var depositTopic = common.HexToHash("0x649bbc62d0e31342afea4e5cd82d4049e7e1ee912fc0889aa790803be39038c5")

internal/ethapi/simulate.go

@@ -314,9 +314,13 @@ func (sim *simulator) processBlock(ctx context.Context, block *simBlock, header,
 			return nil, nil, err
 		}
 		// EIP-7002
-		core.ProcessWithdrawalQueue(&requests, evm)
+		if err := core.ProcessWithdrawalQueue(&requests, evm); err != nil {
+			return nil, nil, err
+		}
 		// EIP-7251
-		core.ProcessConsolidationQueue(&requests, evm)
+		if err := core.ProcessConsolidationQueue(&requests, evm); err != nil {
+			return nil, nil, err
+		}
 	}
 	if requests != nil {
 		reqHash := types.CalcRequestsHash(requests)

miner/worker.go

@@ -127,9 +127,13 @@ func (miner *Miner) generateWork(params *generateParams, witness bool) *newPaylo
 			return &newPayloadResult{err: err}
 		}
 		// EIP-7002
-		core.ProcessWithdrawalQueue(&requests, work.evm)
+		if err := core.ProcessWithdrawalQueue(&requests, work.evm); err != nil {
+			return &newPayloadResult{err: err}
+		}
 		// EIP-7251 consolidations
-		core.ProcessConsolidationQueue(&requests, work.evm)
+		if err := core.ProcessConsolidationQueue(&requests, work.evm); err != nil {
+			return &newPayloadResult{err: err}
+		}
 	}
 	if requests != nil {
 		reqHash := types.CalcRequestsHash(requests)