fix: nil pointer panic in ApplyNativeMessage (#660)

* Problem: nil pointer panic in ApplyNativeMessage Solution: - pass NoOpTracer * use NewTracer * changelog
evmos · Oct 13, 2021 · 2e06759 · 2e06759
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -51,6 +51,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * (deps) [tharsis#655](https://github.com/tharsis/ethermint/pull/665) Bump Cosmos SDK version to [`v0.44.2`](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.44.2).
 * (evm) [tharsis#650](https://github.com/tharsis/ethermint/pull/650) Fix panic when flattening the cache context in case transaction is reverted.
 * (rpc, test) [tharsis#608](https://github.com/tharsis/ethermint/pull/608) Fix rpc test.
+* (evm) [tharsis#660](https://github.com/tharsis/ethermint/pull/660) Fix nil pointer panic in ApplyNativeMessage.
 
 ## [v0.7.0] - 2021-10-07
 

diff --git a/x/evm/keeper/state_transition.go b/x/evm/keeper/state_transition.go
@@ -370,7 +370,8 @@ func (k *Keeper) ApplyNativeMessage(msg core.Message) (*types.MsgEthereumTxRespo
 
 	baseFee := k.feeMarketKeeper.GetBaseFee(ctx)
 
-	evm := k.NewEVM(msg, ethCfg, params, coinbase, baseFee, nil)
+	tracer := types.NewTracer(k.tracer, msg, ethCfg, ctx.BlockHeight(), k.debug)
+	evm := k.NewEVM(msg, ethCfg, params, coinbase, baseFee, tracer)
 
 	ret, err := k.ApplyMessage(evm, msg, ethCfg, true)
 	if err != nil {