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DM integration test foreign_key_schema_repair can fail on stale resume-task result

Status: Open.

#12724 In pingcap/tiflow;

· joechenrh opened on Jun 16, 2026

sync-diff-inspector auto snapshot can pick the wrong changefeed syncpoint

Status: Open.

#12717 In pingcap/tiflow;

· pingyu opened on Jun 16, 2026

DM: UNIQUE expression index crashes dm-worker

affects-7.5This bug affects the 7.5.x(LTS) versions.This bug affects the 7.5.x(LTS) versions.

affects-8.1This bug affects the 8.1.x(LTS) versions.This bug affects the 8.1.x(LTS) versions.

affects-8.5This bug affects the 8.5.x(LTS) versions.This bug affects the 8.5.x(LTS) versions.

area/dmIssues or PRs related to DM.Issues or PRs related to DM.

severity/major

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#12696 In pingcap/tiflow;

· kennytm opened on Jun 10, 2026

Use of legacy godebug option: tlsrsakex

severity/minor

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#12691 In pingcap/tiflow;

· dveeden opened on Jun 9, 2026

Replace pingcap/check with testify

type/featureIssues about a new featureIssues about a new feature

Status: Open.

#12689 In pingcap/tiflow;

· dveeden opened on Jun 9, 2026

dm: data race when reusing WhereHandle across DML workers

area/dmIssues or PRs related to DM.Issues or PRs related to DM.

flaky-testFlaky test failuresFlaky test failures

severity/minor

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#12688 In pingcap/tiflow;

· OliverS929 opened on Jun 9, 2026

sync-diff-inspector falls back to random splitter for TiDB clustered primary key tables because PRIMARY buckets are not found, causing extremely large chunks

area/ticdcIssues or PRs related to TiCDC.Issues or PRs related to TiCDC.

contributionThis PR is from a community contributor.This PR is from a community contributor.

first-time-contributorIndicates that the PR was contributed by an external member and is a first-time contributor.Indicates that the PR was contributed by an external member and is a first-time contributor.

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#12684 In pingcap/tiflow;

· Jiawei9290 opened on Jun 8, 2026

dm: fix flaky test on release-8.5

affects-8.5This bug affects the 8.5.x(LTS) versions.This bug affects the 8.5.x(LTS) versions.

area/dmIssues or PRs related to DM.Issues or PRs related to DM.

severity/moderate

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#12673 In pingcap/tiflow;

· joechenrh opened on Jun 4, 2026

TiCDC changefeeds can fail when safepoint loader gets stuck after PD member rotation

affects-8.5This bug affects the 8.5.x(LTS) versions.This bug affects the 8.5.x(LTS) versions.

area/ticdcIssues or PRs related to TiCDC.Issues or PRs related to TiCDC.

report/customerCustomers have encountered this bug.Customers have encountered this bug.

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#12671 In pingcap/tiflow;

· 3AceShowHand opened on Jun 4, 2026

Kafka DDL sink leaks Kafka client instances when retrying

affects-7.5This bug affects the 7.5.x(LTS) versions.This bug affects the 7.5.x(LTS) versions.

affects-8.1This bug affects the 8.1.x(LTS) versions.This bug affects the 8.1.x(LTS) versions.

affects-8.5This bug affects the 8.5.x(LTS) versions.This bug affects the 8.5.x(LTS) versions.

area/ticdcIssues or PRs related to TiCDC.Issues or PRs related to TiCDC.

severity/moderate

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#12666 In pingcap/tiflow;

· kennytm opened on Jun 3, 2026

Vulnerable dependencies

affects-7.1This bug affects the 7.1.x(LTS) versions.This bug affects the 7.1.x(LTS) versions.

affects-7.5This bug affects the 7.5.x(LTS) versions.This bug affects the 7.5.x(LTS) versions.

affects-8.1This bug affects the 8.1.x(LTS) versions.This bug affects the 8.1.x(LTS) versions.

affects-8.5This bug affects the 8.5.x(LTS) versions.This bug affects the 8.5.x(LTS) versions.

area/dmIssues or PRs related to DM.Issues or PRs related to DM.

severity/major

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#12637 In pingcap/tiflow;

· dveeden opened on May 15, 2026

TiCDC Avro Protocol Supports "Before" State

contributionThis PR is from a community contributor.This PR is from a community contributor.

type/featureIssues about a new featureIssues about a new feature

Status: Open.

#12631 In pingcap/tiflow;

· ginkgoch opened on May 8, 2026