[libc-commits] [libc] [libc] Fix readlink tests on 32-bit systems (PR #97850)

LLVM Continuous Integration via libc-commits libc-commits at lists.llvm.org
Fri Jul 5 11:21:58 PDT 2024


llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `libc-x86_64-debian` running on `libc-x86_64-debian` while building `libc` at step 4 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/43/builds/1493

Here is the relevant piece of the build log for the reference:
```
Step 4 (annotate) failure: 'python ../llvm-zorg/zorg/buildbot/builders/annotated/libc-linux.py ...' (failure)
...
[ RUN      ] LlvmLibcRoundToIntegerTest.RoundNumbers
[       OK ] LlvmLibcRoundToIntegerTest.RoundNumbers (15 us)
[ RUN      ] LlvmLibcRoundToIntegerTest.SubnormalRange
[       OK ] LlvmLibcRoundToIntegerTest.SubnormalRange (868 ms)
Ran 3 tests.  PASS: 3  FAIL: 0
[625/630] Building CXX object projects/libc/test/src/unistd/CMakeFiles/libc.test.src.unistd.readlink_test.__build__.dir/readlink_test.cpp.o
[626/630] Building CXX object projects/libc/test/src/unistd/CMakeFiles/libc.test.src.unistd.readlinkat_test.__build__.dir/readlinkat_test.cpp.o
[627/630] Linking CXX executable projects/libc/test/src/unistd/libc.test.src.unistd.readlinkat_test.__build__
[628/630] Linking CXX executable projects/libc/test/src/unistd/libc.test.src.unistd.readlink_test.__build__
[629/630] Running unit test libc.test.src.unistd.readlinkat_test
FAILED: projects/libc/test/src/unistd/CMakeFiles/libc.test.src.unistd.readlinkat_test /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/unistd/CMakeFiles/libc.test.src.unistd.readlinkat_test 
cd /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/unistd && /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/unistd/libc.test.src.unistd.readlinkat_test.__build__
[==========] Running 2 tests from 1 test suite.
[ RUN      ] LlvmLibcReadlinkatTest.CreateAndUnlink
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/unistd/readlinkat_test.cpp:42: FAILURE
Failed to match LIBC_NAMESPACE::unlink(LINK) against Succeeds(0).
Expected return value to be equal to 0 but got -1.
Expected errno to be equal to "Success" but got "Bad address".
Segmentation fault
[630/630] Running unit test libc.test.src.unistd.readlink_test
FAILED: projects/libc/test/src/unistd/CMakeFiles/libc.test.src.unistd.readlink_test /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/unistd/CMakeFiles/libc.test.src.unistd.readlink_test 
cd /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/unistd && /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/unistd/libc.test.src.unistd.readlink_test.__build__
[==========] Running 2 tests from 1 test suite.
[ RUN      ] LlvmLibcReadlinkTest.CreateAndUnlink
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/unistd/readlink_test.cpp:40: FAILURE
Failed to match LIBC_NAMESPACE::unlink(LINK) against Succeeds(0).
Expected return value to be equal to 0 but got -1.
Expected errno to be equal to "Success" but got "Bad address".
Segmentation fault
ninja: build stopped: subcommand failed.
['ninja', 'libc-unit-tests'] exited with return code 1.
The build step threw an exception...
Traceback (most recent call last):
  File "/home/llvm-libc-buildbot/home/sivachandra/libc-x86_64-debian/libc-x86_64-debian/build/../llvm-zorg/zorg/buildbot/builders/annotated/libc-linux.py", line 164, in step
    yield
  File "/home/llvm-libc-buildbot/home/sivachandra/libc-x86_64-debian/libc-x86_64-debian/build/../llvm-zorg/zorg/buildbot/builders/annotated/libc-linux.py", line 132, in main
    run_command(['ninja', 'libc-unit-tests'])
  File "/home/llvm-libc-buildbot/home/sivachandra/libc-x86_64-debian/libc-x86_64-debian/build/../llvm-zorg/zorg/buildbot/builders/annotated/libc-linux.py", line 179, in run_command
    util.report_run_cmd(cmd, cwd=directory)
  File "/home/llvm-libc-buildbot/home/sivachandra/libc-x86_64-debian/libc-x86_64-debian/llvm-zorg/zorg/buildbot/builders/annotated/util.py", line 49, in report_run_cmd
    subprocess.check_call(cmd, shell=shell, *args, **kwargs)
  File "/usr/lib/python3.11/subprocess.py", line 413, in check_call
    raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command '['ninja', 'libc-unit-tests']' returned non-zero exit status 1.
@@@STEP_FAILURE@@@
@@@BUILD_STEP libc-fuzzer@@@
Running: ninja libc-fuzzer
ninja: no work to do.
Step 7 (libc-unit-tests) failure: libc-unit-tests (failure)
...
[ RUN      ] LlvmLibcRoundToIntegerTest.RoundNumbers
[       OK ] LlvmLibcRoundToIntegerTest.RoundNumbers (15 us)
[ RUN      ] LlvmLibcRoundToIntegerTest.SubnormalRange
[       OK ] LlvmLibcRoundToIntegerTest.SubnormalRange (868 ms)
Ran 3 tests.  PASS: 3  FAIL: 0
[625/630] Building CXX object projects/libc/test/src/unistd/CMakeFiles/libc.test.src.unistd.readlink_test.__build__.dir/readlink_test.cpp.o
[626/630] Building CXX object projects/libc/test/src/unistd/CMakeFiles/libc.test.src.unistd.readlinkat_test.__build__.dir/readlinkat_test.cpp.o
[627/630] Linking CXX executable projects/libc/test/src/unistd/libc.test.src.unistd.readlinkat_test.__build__
[628/630] Linking CXX executable projects/libc/test/src/unistd/libc.test.src.unistd.readlink_test.__build__
[629/630] Running unit test libc.test.src.unistd.readlinkat_test
FAILED: projects/libc/test/src/unistd/CMakeFiles/libc.test.src.unistd.readlinkat_test /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/unistd/CMakeFiles/libc.test.src.unistd.readlinkat_test 
cd /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/unistd && /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/unistd/libc.test.src.unistd.readlinkat_test.__build__
[==========] Running 2 tests from 1 test suite.
[ RUN      ] LlvmLibcReadlinkatTest.CreateAndUnlink
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/unistd/readlinkat_test.cpp:42: FAILURE
Failed to match LIBC_NAMESPACE::unlink(LINK) against Succeeds(0).
Expected return value to be equal to 0 but got -1.
Expected errno to be equal to "Success" but got "Bad address".
Segmentation fault
[630/630] Running unit test libc.test.src.unistd.readlink_test
FAILED: projects/libc/test/src/unistd/CMakeFiles/libc.test.src.unistd.readlink_test /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/unistd/CMakeFiles/libc.test.src.unistd.readlink_test 
cd /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/unistd && /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/unistd/libc.test.src.unistd.readlink_test.__build__
[==========] Running 2 tests from 1 test suite.
[ RUN      ] LlvmLibcReadlinkTest.CreateAndUnlink
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/unistd/readlink_test.cpp:40: FAILURE
Failed to match LIBC_NAMESPACE::unlink(LINK) against Succeeds(0).
Expected return value to be equal to 0 but got -1.
Expected errno to be equal to "Success" but got "Bad address".
Segmentation fault
ninja: build stopped: subcommand failed.
['ninja', 'libc-unit-tests'] exited with return code 1.
The build step threw an exception...
Traceback (most recent call last):
  File "/home/llvm-libc-buildbot/home/sivachandra/libc-x86_64-debian/libc-x86_64-debian/build/../llvm-zorg/zorg/buildbot/builders/annotated/libc-linux.py", line 164, in step
    yield
  File "/home/llvm-libc-buildbot/home/sivachandra/libc-x86_64-debian/libc-x86_64-debian/build/../llvm-zorg/zorg/buildbot/builders/annotated/libc-linux.py", line 132, in main
    run_command(['ninja', 'libc-unit-tests'])
  File "/home/llvm-libc-buildbot/home/sivachandra/libc-x86_64-debian/libc-x86_64-debian/build/../llvm-zorg/zorg/buildbot/builders/annotated/libc-linux.py", line 179, in run_command
    util.report_run_cmd(cmd, cwd=directory)
  File "/home/llvm-libc-buildbot/home/sivachandra/libc-x86_64-debian/libc-x86_64-debian/llvm-zorg/zorg/buildbot/builders/annotated/util.py", line 49, in report_run_cmd
    subprocess.check_call(cmd, shell=shell, *args, **kwargs)
  File "/usr/lib/python3.11/subprocess.py", line 413, in check_call
    raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command '['ninja', 'libc-unit-tests']' returned non-zero exit status 1.

```

https://github.com/llvm/llvm-project/pull/97850


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