CI Failure (AssertionError: Transformed partitions must the same or larger watermark) in TxAtomicProduceConsumeTest.test_basic_tx_consumer_transform_produce

[oleiman]

https://buildkite.com/redpanda/redpanda/builds/51057#019079ee-4612-4a8a-b249-d66fb115c4d3

Module: rptest.transactions.tx_atomic_produce_consume_test
Class:  TxAtomicProduceConsumeTest
Method: test_basic_tx_consumer_transform_produce

====================================================================================================
test_id:    rptest.transactions.tx_atomic_produce_consume_test.TxAtomicProduceConsumeTest.test_basic_tx_consumer_transform_produce
status:     FAIL
run time:   3 minutes 17.718 seconds


    AssertionError('Transformed partitions must the same or larger watermark than source')
Traceback (most recent call last):
  File "/opt/.ducktape-venv/lib/python3.10/site-packages/ducktape/tests/runner_client.py", line 184, in _do_run
    data = self.run_test()
  File "/opt/.ducktape-venv/lib/python3.10/site-packages/ducktape/tests/runner_client.py", line 276, in run_test
    return self.test_context.function(self.test)
  File "/root/tests/rptest/services/cluster.py", line 105, in wrapped
    r = f(self, *args, **kwargs)
  File "/root/tests/rptest/transactions/tx_atomic_produce_consume_test.py", line 370, in test_basic_tx_consumer_transform_produce
    transformer.validate_transform()
  File "/root/tests/rptest/transactions/tx_atomic_produce_consume_test.py", line 271, in validate_transform
    assert dst_high_watermarks[
AssertionError: Transformed partitions must the same or larger watermark than source

JIRA Link: CORE-5097

[bharathv]

This seems like a dupe of #20315. Fix was just merged, presumably ran without the fix.

[oleiman]

Oh, that explains why I didn't find it in the main list. Thanks @bharathv