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auto analyze worker crashed when killed by tidb_mem_quota_analyze #39947

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@chrysan

Description

Bug Report

auto analyze worker panicked and did not recover when killed by global memory limit

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

  1. set global memory limit to 6G
  2. consume 5G long-existing memory
  3. trigger an auto analyze who consumes 1G and appears as the top 1 memory consumer

2. What did you expect to see? (Required)

auto analyze got killed, but triggered next time

3. What did you see instead (Required)

auto analyze got killed, but never got triggered again

4. What is your TiDB version? (Required)

v6.5

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