[Bug]: ut TestReadDirSymlink failed

[jensenojs]

Is there an existing issue for the same bug?

• [X] I have checked the existing issues.

Branch Name

main

Commit ID

lastest

Other Environment Information

- Hardware parameters:
- OS type:
- Others:

Actual Behavior

024-09-19T07:05:13.5630958Z 
2024-09-19T07:05:13.5631072Z 130 total assertions
2024-09-19T07:05:13.5631079Z 
2024-09-19T07:05:13.5631248Z --- PASS: Test_getBatchData (0.02s)
2024-09-19T07:05:13.5631377Z === RUN   TestReadDirSymlink
2024-09-19T07:05:13.5631528Z     external_test.go:855: 
2024-09-19T07:05:13.5632214Z            Error Trace:    /home/runner/work/matrixone/matrixone/pkg/sql/colexec/external/external_test.go:855
2024-09-19T07:05:13.5633560Z            Error:          Expected nil, but got: &fs.PathError{Op:"lstat", Path:"/tmp/go-link-2368728721", Err:0x2}
2024-09-19T07:05:13.5634112Z            Test:           TestReadDirSymlink
2024-09-19T07:05:13.5634397Z     external_test.go:856: 
2024-09-19T07:05:13.5635570Z            Error Trace:    /home/runner/work/matrixone/matrixone/pkg/sql/colexec/external/external_test.go:856
2024-09-19T07:05:13.5635898Z            Error:          Not equal: 
2024-09-19T07:05:13.5636283Z                            expected: 1
2024-09-19T07:05:13.5636653Z                            actual  : 0
2024-09-19T07:05:13.5637030Z            Test:           TestReadDirSymlink
2024-09-19T07:05:13.5637261Z --- FAIL: TestReadDirSymlink (0.01s)
2024-09-19T07:05:13.5637548Z panic: runtime error: index out of range [0] with length 0 [recovered]
2024-09-19T07:05:13.5637787Z    panic: runtime error: index out of range [0] with length 0
2024-09-19T07:05:13.5637801Z 
2024-09-19T07:05:13.5637919Z goroutine 122 [running]:
2024-09-19T07:05:13.5638119Z testing.tRunner.func1.2({0x5491300, 0xc0031b4378})
2024-09-19T07:05:13.5638424Z    /opt/hostedtoolcache/go/1.23.0/x64/src/testing/testing.go:1632 +0x3fc
2024-09-19T07:05:13.5638552Z testing.tRunner.func1()
2024-09-19T07:05:13.5638995Z    /opt/hostedtoolcache/go/1.23.0/x64/src/testing/testing.go:1635 +0x6b6
2024-09-19T07:05:13.5639128Z panic({0x5491300?, 0xc0031b4378?})
2024-09-19T07:05:13.5639409Z    /opt/hostedtoolcache/go/1.23.0/x64/src/runtime/panic.go:785 +0x132
2024-09-19T07:05:13.5639828Z github.com/matrixorigin/matrixone/pkg/sql/colexec/external.TestReadDirSymlink(0xc0027c6340)
2024-09-19T07:05:13.5640258Z    /home/runner/work/matrixone/matrixone/pkg/sql/colexec/external/external_test.go:857 +0xa87
2024-09-19T07:05:13.5640407Z testing.tRunner(0xc0027c6340, 0x5829bc8)
2024-09-19T07:05:13.5640689Z    /opt/hostedtoolcache/go/1.23.0/x64/src/testing/testing.go:1690 +0x227
2024-09-19T07:05:13.5640846Z created by testing.(*T).Run in goroutine 1
2024-09-19T07:05:13.5641128Z    /opt/hostedtoolcache/go/1.23.0/x64/src/testing/testing.go:1743 +0x826
2024-09-19T07:05:13.5641420Z FAIL   github.com/matrixorigin/matrixone/pkg/sql/colexec/external  0.330s

Expected Behavior

No response

Steps to Reproduce

ut : https://github.com/matrixorigin/matrixone/actions/runs/10935913714/job/30358528388?pr=18828

Additional information

No response

[reusee]

本地复现不了。