[Lldb-commits] [lldb] [lldb] Remove limit on max memory read size (PR #105765)

[LLVM Continuous Integration via lldb-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `lldb-aarch64-ubuntu` running on `linaro-lldb-aarch64-ubuntu` while building `lldb` at step 6 "test".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/59/builds/4279

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 6 (test) failure: build (failure)
...
UNSUPPORTED: lldb-api :: benchmarks/libcxxmap/TestBenchmarkLibcxxMap.py (15 of 2020)
UNSUPPORTED: lldb-api :: benchmarks/startup/TestStartupDelays.py (16 of 2020)
UNSUPPORTED: lldb-api :: benchmarks/stepping/TestSteppingSpeed.py (17 of 2020)
UNSUPPORTED: lldb-api :: benchmarks/turnaround/TestCompileRunToBreakpointTurnaround.py (18 of 2020)
UNSUPPORTED: lldb-api :: commands/add-dsym/uuid/TestAddDsymCommand.py (19 of 2020)
PASS: lldb-api :: commands/apropos/basic/TestApropos.py (20 of 2020)
PASS: lldb-api :: commands/breakpoint/command/list/TestBreakpointCommandList.py (21 of 2020)
PASS: lldb-api :: clear-sbvalue-nonaddressable-bits/TestClearSBValueNonAddressableBits.py (22 of 2020)
PASS: lldb-api :: commands/breakpoint/set/func-regex/TestBreakpointRegexError.py (23 of 2020)
UNRESOLVED: lldb-api :: api/multiple-debuggers/TestMultipleDebuggers.py (24 of 2020)
******************** TEST 'lldb-api :: api/multiple-debuggers/TestMultipleDebuggers.py' FAILED ********************
Script:
--
/usr/bin/python3.10 /home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/llvm-project/lldb/test/API/dotest.py -u CXXFLAGS -u CFLAGS --env ARCHIVER=/usr/local/bin/llvm-ar --env OBJCOPY=/usr/bin/llvm-objcopy --env LLVM_LIBS_DIR=/home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/build/./lib --env LLVM_INCLUDE_DIR=/home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/build/include --env LLVM_TOOLS_DIR=/home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/build/./bin --arch aarch64 --build-dir /home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/build/lldb-test-build.noindex --lldb-module-cache-dir /home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/build/lldb-test-build.noindex/module-cache-lldb/lldb-api --clang-module-cache-dir /home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/build/lldb-test-build.noindex/module-cache-clang/lldb-api --executable /home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/build/./bin/lldb --compiler /home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/build/./bin/clang --dsymutil /home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/build/./bin/dsymutil --llvm-tools-dir /home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/build/./bin --lldb-obj-root /home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/build/tools/lldb --lldb-libs-dir /home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/build/./lib /home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/llvm-project/lldb/test/API/api/multiple-debuggers -p TestMultipleDebuggers.py
--
Exit Code: 1

Command Output (stdout):
--
lldb version 20.0.0git (https://github.com/llvm/llvm-project.git revision b076f6640e3c2781410588f4a8e4ccfeed8eb606)
  clang revision b076f6640e3c2781410588f4a8e4ccfeed8eb606
  llvm revision b076f6640e3c2781410588f4a8e4ccfeed8eb606
Skipping the following test categories: ['libc++', 'dsym', 'gmodules', 'debugserver', 'objc']

--
Command Output (stderr):
--
free(): double free detected in tcache 2
FAIL: LLDB (/home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/build/bin/clang-aarch64) :: test_multiple_debuggers (TestMultipleDebuggers.TestMultipleSimultaneousDebuggers)
======================================================================
ERROR: test_multiple_debuggers (TestMultipleDebuggers.TestMultipleSimultaneousDebuggers)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/llvm-project/lldb/packages/Python/lldbsuite/test/decorators.py", line 148, in wrapper
    return func(*args, **kwargs)
  File "/home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/llvm-project/lldb/packages/Python/lldbsuite/test/decorators.py", line 148, in wrapper
    return func(*args, **kwargs)
  File "/home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/llvm-project/lldb/test/API/api/multiple-debuggers/TestMultipleDebuggers.py", line 35, in test_multiple_debuggers
    subprocess.check_call([self.driver_exe, self.inferior_exe])
  File "/usr/lib/python3.10/subprocess.py", line 369, in check_call
    raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command '['/home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/build/lldb-test-build.noindex/api/multiple-debuggers/TestMultipleDebuggers.test_multiple_debuggers/multi-process-driver', '/home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/build/lldb-test-build.noindex/api/multiple-debuggers/TestMultipleDebuggers.test_multiple_debuggers/testprog']' died with <Signals.SIGABRT: 6>.
Config=aarch64-/home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/build/bin/clang
----------------------------------------------------------------------
Ran 1 test in 1.649s

FAILED (errors=1)

--

```

</details>

https://github.com/llvm/llvm-project/pull/105765