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session: LazyTxn.Commit may panic when a killed transaction cleans up MemDB

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

component/session

may-affects-7.5

may-affects-8.1

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

severity/major

sig/executionSIG executionSIG execution

sig/transactionSIG:TransactionSIG:Transaction

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

Status: Open.

#69304 In pingcap/tidb;

· AilinKid opened on Jun 17, 2026

Panic + DDL cancellation in partition reorg job

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.

#69302 In pingcap/tidb;

· gren236 opened on Jun 17, 2026

ORDER BY Triggers Two‑Phase Aggregation Push‑Down, Exposing TiKV/TiDB Mismatch in NO_ZERO_DATE Handling for MAX(CAST(... AS DATE))

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

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

Status: Open.

#69296 In pingcap/tidb;

· Annie191 opened on Jun 17, 2026

WHERE Expression with CASE/DATE_FORMAT/CAST Evaluates Differently When Pushed to TiKV vs. Evaluated as MergeJoin other cond` at Root

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

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

Status: Open.

#69295 In pingcap/tidb;

· Annie191 opened on Jun 17, 2026

Incorrect CAST(NULL AS var_string) Semantics in HAVING Rewritten as MergeJoin other cond Causes Empty Result

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

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

Status: Open.

#69294 In pingcap/tidb;

· Annie191 opened on Jun 17, 2026

Erroneous from_binary() Wrapper Added to Predicate on Join Build Side Causes Empty Result

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

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

Status: Open.

#69293 In pingcap/tidb;

· Annie191 opened on Jun 17, 2026

TiKV Coprocessor Ignores NO_ZERO_DATE/NO_ZERO_IN_DATE SQL Mode During Invalid Date/Time Cast, Causing Inflated COUNT()

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

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

Status: Open.

#69292 In pingcap/tidb;

· Annie191 opened on Jun 17, 2026

Security upgrades for outdated third-party dependencies.

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

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

sig/sql-infraSIG: SQL InfraSIG: SQL Infra

type/enhancementThe issue or PR belongs to an enhancement.The issue or PR belongs to an enhancement.

Status: Open.

#69286 In pingcap/tidb;

· BugBuster9 opened on Jun 17, 2026

Inconsistent behavior between READ COMMITTED and REPEATABLE READ: UPDATE blocks under RC but returns duplicate-key error under RR

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

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

Status: Open.

#69285 In pingcap/tidb;

· YousahaYr opened on Jun 17, 2026

UPDATE is not blocked by DELETE

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

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

Status: Open.

#69281 In pingcap/tidb;

· uniqueR-7 opened on Jun 17, 2026

TiDB nightly panic in mockstore/unistore badger Table.HasOverlap during transaction rollback cleanup

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

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

Status: Open.

#69276 In pingcap/tidb;

· Annie191 opened on Jun 17, 2026

ANALYZE TABLE returns nil pointer error on v8.5.7 TiDB after v8.5.6 -> v8.5.7 mixed upgrade

compatibility-breakerViolation of forwards/backwards compatibility in a design-time piece.Violation of forwards/backwards compatibility in a design-time piece.

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

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

Status: Open.

#69270 In pingcap/tidb;

· together-wang opened on Jun 17, 2026