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Signed-off-by: Jakub Sztandera <kubuxu@protocol.ai>

chain/messagepool/messagepool.go

@@ -318,6 +318,7 @@ func (mp *MessagePool) checkMessage(m *types.SignedMessage) error {
 		return xerrors.Errorf("mpool message too large (%dB): %w", m.Size(), ErrMessageTooBig)
 	}
 
+	// Perform syntaxtic validation, minGas=0 as we check if correctly in select messages
 	if err := m.Message.ValidForBlockInclusion(0); err != nil {
 		return xerrors.Errorf("message not valid for block inclusion: %d", err)
 	}