kv/kvserver: TestFlowControlRangeSplitMerge failed

[cockroach-teamcity]

kv/kvserver.TestFlowControlRangeSplitMerge failed on release-24.1 @ bebd9a7d30104773ff2b85d8af0785a1b2f00fab:

=== RUN   TestFlowControlRangeSplitMerge
    test_log_scope.go:165: test logs captured to: outputs.zip/logTestFlowControlRangeSplitMerge2452448211
    test_log_scope.go:76: use -show-logs to present logs inline
    datadriven.go:144: 
        /var/lib/engflow/worker/work/0/exec/bazel-out/k8-fastbuild/bin/pkg/kv/kvserver/kvserver_test_/kvserver_test.runfiles/com_github_cockroachdb_cockroach/pkg/kv/kvserver/testdata/flow_control_integration/split_merge:1:
         
        output didn't match expected:
        @@ -61,11 +61,11 @@
            WHERE name LIKE '%kvadmission%tokens%'
         ORDER BY name ASC;
         
           kvadmission.flow_controller.elastic_tokens_available   | 24 MiB  
           kvadmission.flow_controller.elastic_tokens_deducted    | 30 MiB  
        -  kvadmission.flow_controller.elastic_tokens_returned    | 30 MiB  
        +  kvadmission.flow_controller.elastic_tokens_returned    | 26 MiB  
           kvadmission.flow_controller.elastic_tokens_unaccounted | 0 B     
           kvadmission.flow_controller.regular_tokens_available   | 48 MiB  
           kvadmission.flow_controller.regular_tokens_deducted    | 30 MiB  
           kvadmission.flow_controller.regular_tokens_returned    | 30 MiB  
           kvadmission.flow_controller.regular_tokens_unaccounted | 0 B     
    panic.go:626: -- test log scope end --
test logs left over in: outputs.zip/logTestFlowControlRangeSplitMerge2452448211
--- FAIL: TestFlowControlRangeSplitMerge (3.38s)

Parameters:

• attempt=1
• deadlock=true
• run=1
• shard=44

Help

See also: How To Investigate a Go Test Failure (internal)

Same failure on other branches

• kv/kvserver: TestFlowControlRangeSplitMerge failed #143945 kv/kvserver: TestFlowControlRangeSplitMerge failed [A-testing C-bug C-test-failure O-robot P-3 T-kv branch-release-23.2]

/cc @cockroachdb/kv-triage

This test on roachdash | Improve this report!

Jira issue: CRDB-50571

[miraradeva]

Not identical but similar to #143945.

Quoting from that issue:

This RACv1 test is removed in later versions ... Leaving this sit in backlog, since it's not flaking often.

cc @pav-kv in case RAC people want to investigate further.