Fire up your smoker to 300°F (150°C)
Place bacon on smoker grates. Close lid and smoke for 30 minutes.
Remove bacon from smoker and place on a wire rack to cool. Reduce smoker temperature to 250°F (120°C).
Slice jalapeño peppers in half lengthwise. Scoop out seeds with a small spoon.
In a small bowl, combine the dry rub ingredients. Mix with a fork, crushing any lumps that may form.
Cut the smoked bacon into small squares or chunks
In a medium-size bowl, mix the cream cheese, grated cheese, smoked bacon pieces, and dry rub. Combine thoroughly.
Spoon the bacon and cheese filling into each jalapeño pepper half.
Arrange the peppers on the wire rack, leaving space between each pepper. Sprinkle the peppers with crushed red pepper flakes.
Place the wire rack on smoker grates. Add hickory wood chips to coals or wood tray and close lid. Smoke for 30-40 minutes until cheese has melted and peppers have softened.
Remove jalapeño poppers from the smoker and enjoy immediately