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<base href="https://bugs.llvm.org/">
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Flaky regressions tests exit with segmentation fault at program end"
href="https://bugs.llvm.org/show_bug.cgi?id=50737">50737</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Flaky regressions tests exit with segmentation fault at program end
</td>
</tr>
<tr>
<th>Product</th>
<td>OpenMP
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>Windows NT
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>enhancement
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>Runtime Library
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>llvm@meinersbur.de
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org, tianshilei1992@gmail.com, xw111luoye@gmail.com
</td>
</tr></table>
<p>
<div>
<pre>Some libomp regression tests occasionally exit with error -11 (segmentation
fault) when exiting (expected: exit code 0 indicating success).
Examples of buildbot failures:
== <a href="https://lab.llvm.org/staging/#/builders/155/builds/721">https://lab.llvm.org/staging/#/builders/155/builds/721</a>
******************** TEST 'libomp :: tasking/hidden_helper_task/depend.cpp'
FAILED ********************
Script:
--
: 'RUN: at line 1';
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/./bin/clang++
-fopenmp -pthread -fno-experimental-isel -I
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test
-I
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/src
-L
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/lib
-I
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test/ompt
-std=c++14
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test/tasking/hidden_helper_task/depend.cpp
-o
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/test/tasking/hidden_helper_task/Output/depend.cpp.tmp
-lm -latomic &&
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/test/tasking/hidden_helper_task/Output/depend.cpp.tmp
--
Exit Code: -11
Command Output (stdout):
--
$ ":" "RUN: at line 1"
$
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/./bin/clang++"
"-fopenmp" "-pthread" "-fno-experimental-isel" "-I"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test"
"-I"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/src"
"-L"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/lib"
"-I"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test/ompt"
"-std=c++14"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test/tasking/hidden_helper_task/depend.cpp"
"-o"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/test/tasking/hidden_helper_task/Output/depend.cpp.tmp"
"-lm" "-latomic"
$
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/test/tasking/hidden_helper_task/Output/depend.cpp.tmp"
# command output:
PASS
error: command failed with exit status: -11
--
********************
== <a href="https://lab.llvm.org/staging/#/builders/155/builds/444">https://lab.llvm.org/staging/#/builders/155/builds/444</a>
******************** TEST 'libomp :: tasking/hidden_helper_task/gtid.cpp'
FAILED ********************
Script:
--
: 'RUN: at line 1';
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/./bin/clang++
-fopenmp -pthread -fno-experimental-isel -I
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test
-I
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/src
-L
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/lib
-I
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test/ompt
-std=c++14
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test/tasking/hidden_helper_task/gtid.cpp
-o
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/test/tasking/hidden_helper_task/Output/gtid.cpp.tmp
-lm -latomic &&
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/test/tasking/hidden_helper_task/Output/gtid.cpp.tmp
--
Exit Code: -11
Command Output (stdout):
--
$ ":" "RUN: at line 1"
$
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/./bin/clang++"
"-fopenmp" "-pthread" "-fno-experimental-isel" "-I"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test"
"-I"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/src"
"-L"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/lib"
"-I"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test/ompt"
"-std=c++14"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test/tasking/hidden_helper_task/gtid.cpp"
"-o"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/test/tasking/hidden_helper_task/Output/gtid.cpp.tmp"
"-lm" "-latomic"
$
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/test/tasking/hidden_helper_task/Output/gtid.cpp.tmp"
# command output:
PASS
error: command failed with exit status: -11
--
********************
== <a href="https://lab.llvm.org/staging/#/builders/155/builds/701">https://lab.llvm.org/staging/#/builders/155/builds/701</a>
******************** TEST 'libomp :: tasking/hidden_helper_task/taskgroup.cpp'
FAILED ********************
Script:
--
: 'RUN: at line 1';
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/./bin/clang++
-fopenmp -pthread -fno-experimental-isel -I
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test
-I
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/src
-L
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/lib
-I
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test/ompt
-std=c++14
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test/tasking/hidden_helper_task/taskgroup.cpp
-o
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/test/tasking/hidden_helper_task/Output/taskgroup.cpp.tmp
-lm -latomic &&
/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/test/tasking/hidden_helper_task/Output/taskgroup.cpp.tmp
--
Exit Code: -11
Command Output (stdout):
--
$ ":" "RUN: at line 1"
$
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/./bin/clang++"
"-fopenmp" "-pthread" "-fno-experimental-isel" "-I"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test"
"-I"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/src"
"-L"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/lib"
"-I"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test/ompt"
"-std=c++14"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.src/openmp/runtime/test/tasking/hidden_helper_task/taskgroup.cpp"
"-o"
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/test/tasking/hidden_helper_task/Output/taskgroup.cpp.tmp"
"-lm" "-latomic"
$
"/home/buildbot-worker/minipc-1050ti-linux/openmp-offload-cuda-project/llvm.build/projects/openmp/runtime/test/tasking/hidden_helper_task/Output/taskgroup.cpp.tmp"
# command output:
PASS
error: command failed with exit status: -11
--
********************</pre>
</div>
</p>
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