duplicatedError.Detail = "taints must be unique by key and effect pair"
			allErrors = append(allErrors, duplicatedError)
			continue
		}

		// add taint to existingTaints for uniqueness check
		if len(uniqueTaints[currTaint.Effect]) == 0 {
			uniqueTaints[currTaint.Effect] = sets.Set[string]{}
		}
		uniqueTaints[currTaint.Effect].Insert(currTaint.Key)
	}
	return allErrors