Assertion `!inSection && "Concurrent (or re-entrant) enqueue or dequeue operation detected (only one thread at a time may hold the producer or consumer role)

[sushant108]

WHy is this issue coming. If it's lockfree the two threads even if they are trying to enqueue dequeue at the same time are expected synchronized

[cameron314]

Are two or more threads enqueueing concurrently? Are two or more threads dequeueing concurrently? Please provide a sample that reproduces the problem.