llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `sanitizer-aarch64-linux` 
running on `sanitizer-buildbot8` while building `clang` at step 2 "annotate".

Full details are available at: 
https://lab.llvm.org/buildbot/#/builders/51/builds/1493

Here is the relevant piece of the build log for the reference:
```
Step 2 (annotate) failure: 'python 
../sanitizer_buildbot/sanitizers/zorg/buildbot/builders/sanitizers/buildbot_selector.py'
 (failure)
...
[159/163] Generating MSAN_INST_TEST_OBJECTS.msan_test.cpp.aarch64-with-call.o
[160/163] Generating Msan-aarch64-with-call-Test
[161/163] Generating MSAN_INST_TEST_OBJECTS.msan_test.cpp.aarch64.o
[162/163] Generating Msan-aarch64-Test
[162/163] Running compiler_rt regression tests
llvm-lit: 
/b/sanitizer-aarch64-linux/build/llvm-project/llvm/utils/lit/lit/discovery.py:276:
 warning: input 
'/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/interception/Unit'
 contained no tests
llvm-lit: 
/b/sanitizer-aarch64-linux/build/llvm-project/llvm/utils/lit/lit/discovery.py:276:
 warning: input 
'/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/Unit'
 contained no tests
llvm-lit: 
/b/sanitizer-aarch64-linux/build/llvm-project/llvm/utils/lit/lit/main.py:72: 
note: The test suite configuration requested an individual test timeout of 0 
seconds but a timeout of 900 seconds was requested on the command line. Forcing 
timeout to be 900 seconds.
-- Testing: 5484 tests, 48 workers --
Testing:  0.. 10.. 20.. 30
FAIL: LeakSanitizer-AddressSanitizer-aarch64 :: TestCases/use_registers.cpp 
(1772 of 5484)
******************** TEST 'LeakSanitizer-AddressSanitizer-aarch64 :: 
TestCases/use_registers.cpp' FAILED ********************
Exit Code: 1

Command Output (stdout):
--
Test alloc: 0x51a000000080 

=================================================================
==1493974==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 1337 byte(s) in 1 object(s) allocated from:
    #0 0xc47b359d14d4 in malloc 
/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/lib/asan/asan_malloc_linux.cpp:68:3
    #1 0xc47b35a10db0 in registers_thread_func 
/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/use_registers.cpp:16:13
    #2 0xc47b359ced40 in asan_thread_start(void*) 
/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/lib/asan/asan_interceptors.cpp:239:28
    #3 0xeb3fc640ba48  (/lib/aarch64-linux-gnu/libc.so.6+0xeba48) (BuildId: 
3119d7bcf68a34e21742cd08095272de601d373f)

Objects leaked above:
0x51a000000080 (1337 bytes)

SUMMARY: AddressSanitizer: 1337 byte(s) leaked in 1 allocation(s).

--
Command Output (stderr):
--
RUN: at line 2: /b/sanitizer-aarch64-linux/build/build_default/./bin/clang  
--driver-mode=g++ -O0   -Wthread-safety -Wthread-safety-reference 
-Wthread-safety-beta   -gline-tables-only -fsanitize=address 
-I/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/lsan/../ 
-pthread 
/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/use_registers.cpp
 -o 
/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/AARCH64AsanConfig/TestCases/Output/use_registers.cpp.tmp
+ /b/sanitizer-aarch64-linux/build/build_default/./bin/clang --driver-mode=g++ 
-O0 -Wthread-safety -Wthread-safety-reference -Wthread-safety-beta 
-gline-tables-only -fsanitize=address 
-I/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/lsan/../ 
-pthread 
/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/use_registers.cpp
 -o 
/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/AARCH64AsanConfig/TestCases/Output/use_registers.cpp.tmp
RUN: at line 3: env 
LSAN_OPTIONS=:detect_leaks=1:"report_objects=1:use_stacks=0:use_registers=0" 
not  
/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/AARCH64AsanConfig/TestCases/Output/use_registers.cpp.tmp
 2>&1 | FileCheck 
/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/use_registers.cpp
+ env 
LSAN_OPTIONS=:detect_leaks=1:report_objects=1:use_stacks=0:use_registers=0 not 
/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/AARCH64AsanConfig/TestCases/Output/use_registers.cpp.tmp
+ FileCheck 
/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/use_registers.cpp
RUN: at line 4: env 
LSAN_OPTIONS=:detect_leaks=1:"report_objects=1:use_stacks=0:use_registers=1"  
/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/AARCH64AsanConfig/TestCases/Output/use_registers.cpp.tmp
 2>&1
+ env 
LSAN_OPTIONS=:detect_leaks=1:report_objects=1:use_stacks=0:use_registers=1 
/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/AARCH64AsanConfig/TestCases/Output/use_registers.cpp.tmp

--

********************
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90.. 

2 warning(s) in tests
Step 14 (test compiler-rt default) failure: test compiler-rt default (failure)
...
[159/163] Generating MSAN_INST_TEST_OBJECTS.msan_test.cpp.aarch64-with-call.o
[160/163] Generating Msan-aarch64-with-call-Test
[161/163] Generating MSAN_INST_TEST_OBJECTS.msan_test.cpp.aarch64.o
[162/163] Generating Msan-aarch64-Test
[162/163] Running compiler_rt regression tests
llvm-lit: 
/b/sanitizer-aarch64-linux/build/llvm-project/llvm/utils/lit/lit/discovery.py:276:
 warning: input 
'/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/interception/Unit'
 contained no tests
llvm-lit: 
/b/sanitizer-aarch64-linux/build/llvm-project/llvm/utils/lit/lit/discovery.py:276:
 warning: input 
'/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/Unit'
 contained no tests
llvm-lit: 
/b/sanitizer-aarch64-linux/build/llvm-project/llvm/utils/lit/lit/main.py:72: 
note: The test suite configuration requested an individual test timeout of 0 
seconds but a timeout of 900 seconds was requested on the command line. Forcing 
timeout to be 900 seconds.
-- Testing: 5484 tests, 48 workers --
Testing:  0.. 10.. 20.. 30
FAIL: LeakSanitizer-AddressSanitizer-aarch64 :: TestCases/use_registers.cpp 
(1772 of 5484)
******************** TEST 'LeakSanitizer-AddressSanitizer-aarch64 :: 
TestCases/use_registers.cpp' FAILED ********************
Exit Code: 1

Command Output (stdout):
--
Test alloc: 0x51a000000080 

=================================================================
==1493974==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 1337 byte(s) in 1 object(s) allocated from:
    #0 0xc47b359d14d4 in malloc 
/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/lib/asan/asan_malloc_linux.cpp:68:3
    #1 0xc47b35a10db0 in registers_thread_func 
/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/use_registers.cpp:16:13
    #2 0xc47b359ced40 in asan_thread_start(void*) 
/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/lib/asan/asan_interceptors.cpp:239:28
    #3 0xeb3fc640ba48  (/lib/aarch64-linux-gnu/libc.so.6+0xeba48) (BuildId: 
3119d7bcf68a34e21742cd08095272de601d373f)

Objects leaked above:
0x51a000000080 (1337 bytes)

SUMMARY: AddressSanitizer: 1337 byte(s) leaked in 1 allocation(s).

--
Command Output (stderr):
--
RUN: at line 2: /b/sanitizer-aarch64-linux/build/build_default/./bin/clang  
--driver-mode=g++ -O0   -Wthread-safety -Wthread-safety-reference 
-Wthread-safety-beta   -gline-tables-only -fsanitize=address 
-I/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/lsan/../ 
-pthread 
/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/use_registers.cpp
 -o 
/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/AARCH64AsanConfig/TestCases/Output/use_registers.cpp.tmp
+ /b/sanitizer-aarch64-linux/build/build_default/./bin/clang --driver-mode=g++ 
-O0 -Wthread-safety -Wthread-safety-reference -Wthread-safety-beta 
-gline-tables-only -fsanitize=address 
-I/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/lsan/../ 
-pthread 
/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/use_registers.cpp
 -o 
/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/AARCH64AsanConfig/TestCases/Output/use_registers.cpp.tmp
RUN: at line 3: env 
LSAN_OPTIONS=:detect_leaks=1:"report_objects=1:use_stacks=0:use_registers=0" 
not  
/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/AARCH64AsanConfig/TestCases/Output/use_registers.cpp.tmp
 2>&1 | FileCheck 
/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/use_registers.cpp
+ env 
LSAN_OPTIONS=:detect_leaks=1:report_objects=1:use_stacks=0:use_registers=0 not 
/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/AARCH64AsanConfig/TestCases/Output/use_registers.cpp.tmp
+ FileCheck 
/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/use_registers.cpp
RUN: at line 4: env 
LSAN_OPTIONS=:detect_leaks=1:"report_objects=1:use_stacks=0:use_registers=1"  
/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/AARCH64AsanConfig/TestCases/Output/use_registers.cpp.tmp
 2>&1
+ env 
LSAN_OPTIONS=:detect_leaks=1:report_objects=1:use_stacks=0:use_registers=1 
/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/AARCH64AsanConfig/TestCases/Output/use_registers.cpp.tmp

--

********************
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90..

2 warning(s) in tests

```

https://github.com/llvm/llvm-project/pull/99574
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