[Bug]: Multi-CN BVT panic

[davis zhen]

Is there an existing issue for the same bug?

• I have checked the existing issues.

Branch Name

0611-add-rows-to-queryresult

Commit ID

lastest

Other Environment Information

- Hardware parameters:
- OS type:
- Others:

Actual Behavior

Expected Behavior

no error

Steps to Reproduce

https://productionresultssa14.blob.core.windows.net/actions-results/99088368-203c-40c6-ad28-22a7a2c43cc6/workflow-job-run-b96e6d98-285a-5faf-4bff-556c54832b6f/logs/job/job-logs.txt?rsct=text%2Fplain&se=2024-06-12T13%3A07%3A37Z&sig=Z%2BEa5gS6oSpgAm3c%2F%2FmkwMwQD2bAlbyAZfZ%2BtTqBvFU%3D&ske=2024-06-12T22%3A46%3A19Z&skoid=ca7593d4-ee42-46cd-af88-8b886a2f84eb&sks=b&skt=2024-06-12T10%3A46%3A19Z&sktid=398a6654-997b-47e9-b12b-9515b896b4de&skv=2023-11-03&sp=r&spr=https&sr=b&st=2024-06-12T12%3A57%3A32Z&sv=2023-11-03

Additional information

No response

[gouhongshen]

log:
Standalone-Multi-CN-e2e-BVT-Test-on-Linux-x64(LAUNCH,PROXY)-reports.zip

[ou yuanning]

复现方式：
1、用这个配置启动 "args": ["-launch", "./etc/launch-dynamic-with-proxy/launch.toml", "-with-proxy"]

2、先跑一次这个目录的bvt : query_result 第一次不会有问题
3、再跑一次，必然hung，出错位置就是彭振截图的那个地方

表面上的原因是这个时候。 s.DataSource.R 的值是nil， 但是不知道为什么。要先了解一下query result的流程

[ou yuanning]

二分来看是 d9f4139 这个commit 引入的。但是看不太出来原因

[nitao]

fixed