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Bump junit from 4.11 to 4.13.1 in /java #6

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@dependabot dependabot bot commented on behalf of github Oct 13, 2020

Bumps junit from 4.11 to 4.13.1.

Release notes

Sourced from junit's releases.

JUnit 4.13.1

Please refer to the release notes for details.

JUnit 4.13

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JUnit 4.13 RC 2

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JUnit 4.13 RC 1

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JUnit 4.13 Beta 3

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JUnit 4.13 Beta 2

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JUnit 4.13 Beta 1

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JUnit 4.12

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JUnit 4.12 Beta 3

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JUnit 4.12 Beta 2

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JUnit 4.12 Beta 1

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@dependabot dependabot bot added the dependencies Pull requests that update a dependency file label Oct 13, 2020
GeorgeAp pushed a commit that referenced this pull request Jun 7, 2021
From a deadlocked run...

```
#0  0x00007f8a5d48dccd in __lll_lock_wait () from /lib64/libpthread.so.0
#1  0x00007f8a5d486f05 in pthread_mutex_lock () from /lib64/libpthread.so.0
#2  0x00007f8a566e7e89 in arrow::internal::FnOnce<void ()>::FnImpl<arrow::Future<Aws::Utils::Outcome<Aws::S3::Model::ListObjectsV2Result, Aws::S3::S3Error> >::Callback<arrow::fs::(anonymous namespace)::TreeWalker::ListObjectsV2Handler> >::invoke() () from /arrow/r/check/arrow.Rcheck/arrow/libs/arrow.so
#3  0x00007f8a5650efa0 in arrow::FutureImpl::AddCallback(arrow::internal::FnOnce<void ()>) () from /arrow/r/check/arrow.Rcheck/arrow/libs/arrow.so
#4  0x00007f8a566e67a9 in arrow::fs::(anonymous namespace)::TreeWalker::ListObjectsV2Handler::SpawnListObjectsV2() () from /arrow/r/check/arrow.Rcheck/arrow/libs/arrow.so
#5  0x00007f8a566e723f in arrow::fs::(anonymous namespace)::TreeWalker::WalkChild(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, int) () from /arrow/r/check/arrow.Rcheck/arrow/libs/arrow.so
#6  0x00007f8a566e827d in arrow::internal::FnOnce<void ()>::FnImpl<arrow::Future<Aws::Utils::Outcome<Aws::S3::Model::ListObjectsV2Result, Aws::S3::S3Error> >::Callback<arrow::fs::(anonymous namespace)::TreeWalker::ListObjectsV2Handler> >::invoke() () from /arrow/r/check/arrow.Rcheck/arrow/libs/arrow.so
#7  0x00007f8a5650efa0 in arrow::FutureImpl::AddCallback(arrow::internal::FnOnce<void ()>) () from /arrow/r/check/arrow.Rcheck/arrow/libs/arrow.so
#8  0x00007f8a566e67a9 in arrow::fs::(anonymous namespace)::TreeWalker::ListObjectsV2Handler::SpawnListObjectsV2() () from /arrow/r/check/arrow.Rcheck/arrow/libs/arrow.so
#9  0x00007f8a566e723f in arrow::fs::(anonymous namespace)::TreeWalker::WalkChild(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, int) () from /arrow/r/check/arrow.Rcheck/arrow/libs/arrow.so
#10 0x00007f8a566e74b1 in arrow::fs::(anonymous namespace)::TreeWalker::DoWalk() () from /arrow/r/check/arrow.Rcheck/arrow/libs/arrow.so
```

The callback `ListObjectsV2Handler` is being called recursively and the mutex is non-reentrant thus deadlock.

To fix it I got rid of the mutex on `TreeWalker` by using `arrow::util::internal::TaskGroup` instead of manually tracking the #/status of in-flight requests.

Closes apache#9842 from westonpace/bugfix/arrow-12040

Lead-authored-by: Weston Pace <[email protected]>
Co-authored-by: Antoine Pitrou <[email protected]>
Signed-off-by: Antoine Pitrou <[email protected]>
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Thanks for opening a pull request!

If this is not a minor PR. Could you open an issue for this pull request on JIRA? https://issues.apache.org/jira/browse/ARROW

Opening JIRAs ahead of time contributes to the Openness of the Apache Arrow project.

Then could you also rename pull request title in the following format?

ARROW-${JIRA_ID}: [${COMPONENT}] ${SUMMARY}

or

MINOR: [${COMPONENT}] ${SUMMARY}

See also:

@dependabot dependabot bot force-pushed the dependabot/maven/java/junit-junit-4.13.1 branch from 79ce132 to 15a4719 Compare February 16, 2022 13:35
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