Merge pull request #6218 from andrwng/cannot_find_allowed

controller_upgrade_test: add message to allowed list

tests/rptest/tests/controller_upgrade_test.py

@@ -24,13 +24,18 @@
     # e.g. cluster - controller_backend.cc:466 - exception while executing partition operation: {type: update_finished, ntp: {kafka/test-topic-1944-1639161306808363/1}, offset: 413, new_assignment: { id: 1, group_id: 65, replicas: {{node_id: 3, shard: 2}, {node_id: 4, shard: 2}, {node_id: 1, shard: 0}} }, previous_assignment: {nullopt}} - std::__1::__fs::filesystem::filesystem_error (error system:39, filesystem error: remove failed: Directory not empty [/var/lib/redpanda/data/kafka/test-topic-1944-1639161306808363])
     re.compile("cluster - .*Directory not empty"),
 
-    # <= 22.2 versions may log bare std::exception error
+    # < 22.2 versions may log bare std::exception error
     # (https://github.com/redpanda-data/redpanda/issues/5886)
     re.compile("rpc - .*std::exception"),
+
     #  <= 22.2 versions may log bare seastar::condition_variable_timed_out error
     re.compile(
         "rpc - Service handler threw an exception: seastar::condition_variable_timed_out"
     ),
+
+    # < 22.2 versions may log a "cannot find consensus group" error message
+    # (https://github.com/redpanda-data/redpanda/pull/5742)
+    re.compile("r/heartbeat - .*cannot find consensus group"),
 ]