Issue 175866
Summary sporadic failure of builder `sanitizer-aarch64-linux`
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Assignees
Reporter keinflue
    The following buildbot failure looks unrelated to my PR: https://lab.llvm.org/buildbot/#/builders/51/builds/30063

It also failed earlier in https://lab.llvm.org/buildbot/#/builders/51/builds/30059.

```
[200/205] Generating MSAN_INST_TEST_OBJECTS.msan_test.cpp.aarch64.o
[201/205] Generating MSAN_INST_GTEST.gtest-all.cc.aarch64.o
[202/205] Generating Msan-aarch64-Test
[203/205] Generating MSAN_INST_TEST_OBJECTS.msan_test.cpp.aarch64-with-call.o
[204/205] Generating Msan-aarch64-with-call-Test
[204/205] Running compiler_rt regression tests
llvm-lit: /home/b/sanitizer-aarch64-linux/build/llvm-project/llvm/utils/lit/lit/discovery.py:273: warning: input '/home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/interception/Unit' contained no tests
llvm-lit: /home/b/sanitizer-aarch64-linux/build/llvm-project/llvm/utils/lit/lit/discovery.py:273: warning: input '/home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/Unit' contained no tests
llvm-lit: /home/b/sanitizer-aarch64-linux/build/llvm-project/llvm/utils/lit/lit/main.py:74: 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: 6341 tests, 72 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.
FAIL: XRay-aarch64-linux :: TestCases/Posix/basic-filtering.cpp (5580 of 6341)
******************** TEST 'XRay-aarch64-linux :: TestCases/Posix/basic-filtering.cpp' FAILED ********************
Exit Code: 1
Command Output (stdout):
--
# RUN: at line 4
/home/b/sanitizer-aarch64-linux/build/build_default/./bin/clang --driver-mode=g++ -fxray-instrument   -Wthread-safety -Wthread-safety-reference -Wthread-safety-beta    -std=c++11 /home/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/xray/TestCases/Posix/basic-filtering.cpp -o /home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/xray/AARCH64LinuxConfig/TestCases/Posix/Output/basic-filtering.cpp.tmp -g
# executed command: /home/b/sanitizer-aarch64-linux/build/build_default/./bin/clang --driver-mode=g++ -fxray-instrument -Wthread-safety -Wthread-safety-reference -Wthread-safety-beta -std=c++11 /home/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/xray/TestCases/Posix/basic-filtering.cpp -o /home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/xray/AARCH64LinuxConfig/TestCases/Posix/Output/basic-filtering.cpp.tmp -g
# note: command had no output on stdout or stderr
# RUN: at line 5
rm -f basic-filtering-*
# executed command: rm -f 'basic-filtering-*'
# note: command had no output on stdout or stderr
# RUN: at line 6
env XRAY_OPTIONS="patch_premain=true xray_mode=xray-basic verbosity=1 xray_logfile_base=basic-filtering- xray_naive_log_func_duration_threshold_us=1000 xray_naive_log_max_stack_depth=2" /home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/xray/AARCH64LinuxConfig/TestCases/Posix/Output/basic-filtering.cpp.tmp 2>&1 |      FileCheck /home/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/xray/TestCases/Posix/basic-filtering.cpp
# executed command: env 'XRAY_OPTIONS=patch_premain=true xray_mode=xray-basic verbosity=1      xray_logfile_base=basic-filtering- xray_naive_log_func_duration_threshold_us=1000 xray_naive_log_max_stack_depth=2' /home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/xray/AARCH64LinuxConfig/TestCases/Posix/Output/basic-filtering.cpp.tmp
# note: command had no output on stdout or stderr
# executed command: FileCheck /home/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/xray/TestCases/Posix/basic-filtering.cpp
# note: command had no output on stdout or stderr
# RUN: at line 11
ls basic-filtering-* | head -1 | tr -d '\n' > /home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/xray/AARCH64LinuxConfig/TestCases/Posix/Output/basic-filtering.cpp.tmp.log
# executed command: ls 'basic-filtering-*'
# note: command had no output on stdout or stderr
# executed command: head -1
# note: command had no output on stdout or stderr
# executed command: tr -d '\n'
# note: command had no output on stdout or stderr
# RUN: at line 12
/home/b/sanitizer-aarch64-linux/build/build_default/./bin/llvm-xray convert --symbolize --output-format=yaml -instr_map=/home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/xray/AARCH64LinuxConfig/TestCases/Posix/Output/basic-filtering.cpp.tmp "/home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/xray/AARCH64LinuxConfig/TestCases/Posix/basic-filtering-basic-filtering.cpp.tmp.r5t81O" |      FileCheck /home/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/xray/TestCases/Posix/basic-filtering.cpp --check-prefix TRACE
# executed command: /home/b/sanitizer-aarch64-linux/build/build_default/./bin/llvm-xray convert --symbolize --output-format=yaml -instr_map=/home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/xray/AARCH64LinuxConfig/TestCases/Posix/Output/basic-filtering.cpp.tmp '%{readfile:/home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/xray/AARCH64LinuxConfig/TestCases/Posix/Output/basic-filtering.cpp.tmp.log}'
# note: command had no output on stdout or stderr
# executed command: FileCheck /home/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/xray/TestCases/Posix/basic-filtering.cpp --check-prefix TRACE
# note: command had no output on stdout or stderr
# RUN: at line 15
rm -f basic-filtering-*
# executed command: rm -f 'basic-filtering-*'
# note: command had no output on stdout or stderr
# RUN: at line 18
env XRAY_OPTIONS="patch_premain=true xray_mode=xray-basic verbosity=1      xray_logfile_base=basic-filtering-"  env XRAY_BASIC_OPTIONS="func_duration_threshold_us=1000 max_stack_depth=2" /home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/xray/AARCH64LinuxConfig/TestCases/Posix/Output/basic-filtering.cpp.tmp 2>&1 | FileCheck /home/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/xray/TestCases/Posix/basic-filtering.cpp
# executed command: env 'XRAY_OPTIONS=patch_premain=true xray_mode=xray-basic verbosity=1      xray_logfile_base=basic-filtering-' env 'XRAY_BASIC_OPTIONS=func_duration_threshold_us=1000 max_stack_depth=2' /home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/xray/AARCH64LinuxConfig/TestCases/Posix/Output/basic-filtering.cpp.tmp
# note: command had no output on stdout or stderr
# executed command: FileCheck /home/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/xray/TestCases/Posix/basic-filtering.cpp
# note: command had no output on stdout or stderr
# RUN: at line 22
ls basic-filtering-* | head -1 | tr -d '\n' > /home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/xray/AARCH64LinuxConfig/TestCases/Posix/Output/basic-filtering.cpp.tmp.log
# executed command: ls 'basic-filtering-*'
# note: command had no output on stdout or stderr
# executed command: head -1
# note: command had no output on stdout or stderr
# executed command: tr -d '\n'
# note: command had no output on stdout or stderr
# RUN: at line 23
/home/b/sanitizer-aarch64-linux/build/build_default/./bin/llvm-xray convert --symbolize --output-format=yaml -instr_map=/home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/xray/AARCH64LinuxConfig/TestCases/Posix/Output/basic-filtering.cpp.tmp "/home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/xray/AARCH64LinuxConfig/TestCases/Posix/basic-filtering-basic-filtering.cpp.tmp.9yfyes" |      FileCheck /home/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/xray/TestCases/Posix/basic-filtering.cpp --check-prefix TRACE
# executed command: /home/b/sanitizer-aarch64-linux/build/build_default/./bin/llvm-xray convert --symbolize --output-format=yaml -instr_map=/home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/xray/AARCH64LinuxConfig/TestCases/Posix/Output/basic-filtering.cpp.tmp '%{readfile:/home/b/sanitizer-aarch64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/xray/AARCH64LinuxConfig/TestCases/Posix/Output/basic-filtering.cpp.tmp.log}'
# note: command had no output on stdout or stderr
# executed command: FileCheck /home/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/xray/TestCases/Posix/basic-filtering.cpp --check-prefix TRACE
# .---command stderr------------
# | /home/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/xray/TestCases/Posix/basic-filtering.cpp:61:15: error: TRACE-NOT: excluded string found in input
# | // TRACE-NOT: - { type: 0, func-id: {{.*}}, function: {{.*filtered.*}}, {{.*}} }
# | ^
# | <stdin>:10:2: note: found here
# |  - { type: 0, func-id: 1, function: 'filtered()', cpu: 0, thread: 1727500, process: 1727500, kind: function-enter, tsc: 1768342884408292851, data: '' }
# | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 
# | Input file: <stdin>
# | Check file: /home/b/sanitizer-aarch64-linux/build/llvm-project/compiler-rt/test/xray/TestCases/Posix/basic-filtering.cpp
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |         .
# |         .
# |         .
# |         5: constant-tsc: true 
# |         6:  nonstop-tsc: true 
# |         7: cycle-frequency: 1000000000 
# |         8: records: 
# |         9:  - { type: 0, func-id: 4, function: main, cpu: 0, thread: 1727500, process: 1727500, kind: function-enter, tsc: 1768342884408289980, data: '' } 
# | 10:  - { type: 0, func-id: 1, function: 'filtered()', cpu: 0, thread: 1727500, process: 1727500, kind: function-enter, tsc: 1768342884408292851, data: '' } 
# | not:61 !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ error: no match expected
# |        11:  - { type: 0, func-id: 1, function: 'filtered()', cpu: 0, thread: 1727500, process: 1727500, kind: function-exit, tsc: 1768342884413080044, data: '' } 
# |        12:  - { type: 0, func-id: 3, function: 'always_shows()', cpu: 0, thread: 1727500, process: 1727500, kind: function-enter, tsc: 1768342884413082422, data: '' } 
# |        13: - { type: 0, func-id: 3, function: 'always_shows()', cpu: 0, thread: 1727500, process: 1727500, kind: function-exit, tsc: 1768342884415216404, data: '' } 
# |        14:  - { type: 0, func-id: 4, function: main, cpu: 0, thread: 1727500, process: 1727500, kind: function-exit, tsc: 1768342884415219303, data: '' } 
# |        15: ... 
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1
--
********************
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90..
2 warning(s) in tests
Slowest Tests:
--------------------------------------------------------------------------
49.38s: ThreadSanitizer-aarch64 :: bench_threads.cpp
34.34s: ThreadSanitizer-aarch64 :: restore_stack.cpp
28.17s: libFuzzer-aarch64-libcxx-Linux :: value-profile-set.test
26.63s: ThreadSanitizer-aarch64 :: compare_exchange_acquire_fence.cpp
24.24s: HWAddressSanitizer-aarch64 :: TestCases/Linux/create-thread-stress.cpp
21.23s: libFuzzer-aarch64-default-Linux :: value-profile-set.test
20.97s: libFuzzer-aarch64-static-libcxx-Linux :: value-profile-set.test
20.54s: ThreadSanitizer-aarch64 :: signal_thread.cpp
19.56s: libFuzzer-aarch64-default-Linux :: value-profile-switch.test
16.70s: Profile-aarch64 :: Posix/instrprof-value-prof-shared.test
16.07s: libFuzzer-aarch64-libcxx-Linux :: value-profile-cmp.test
15.68s: libFuzzer-aarch64-libcxx-Linux :: value-profile-switch.test
15.13s: libFuzzer-aarch64-static-libcxx-Linux :: value-profile-switch.test
12.66s: LeakSanitizer-HWAddressSanitizer-aarch64 :: TestCases/many_threads_detach.cpp
12.65s: DataFlowSanitizer-aarch64 :: custom.cpp
12.23s: libFuzzer-aarch64-static-libcxx-Linux :: value-profile-cmp.test
12.01s: libFuzzer-aarch64-libcxx-Linux :: minimize_crash.test
11.96s: libFuzzer-aarch64-default-Linux :: value-profile-cmp.test
11.89s: libFuzzer-aarch64-static-libcxx-Linux :: minimize_crash.test
11.88s: LeakSanitizer-AddressSanitizer-aarch64 :: TestCases/many_threads_detach.cpp
Tests Times:
--------------------------------------------------------------------------
[ Range    ] :: [               Percentage               ] :: [  Count ]
--------------------------------------------------------------------------
[48.0s,50.0s) :: [                                        ] :: [   1/6305]
[46.0s,48.0s) :: [                                        ] :: [   0/6305]
[44.0s,46.0s) :: [                                        ] :: [   0/6305]
[42.0s,44.0s) :: [                                        ] :: [   0/6305]
[40.0s,42.0s) :: [                                        ] :: [   0/6305]
[38.0s,40.0s) :: [                                        ] :: [   0/6305]
[36.0s,38.0s) :: [                                        ] :: [   0/6305]
[34.0s,36.0s) :: [                                        ] :: [   1/6305]
[32.0s,34.0s) :: [                                        ] :: [   0/6305]
[30.0s,32.0s) :: [                                        ] :: [   0/6305]
[28.0s,30.0s) :: [                                        ] :: [   1/6305]
[26.0s,28.0s) :: [                                        ] :: [   1/6305]
[24.0s,26.0s) :: [                                        ] :: [   1/6305]
[22.0s,24.0s) :: [                                        ] :: [   0/6305]
[20.0s,22.0s) :: [                                        ] :: [   3/6305]
[18.0s,20.0s) :: [                                        ] :: [   1/6305]
[16.0s,18.0s) :: [                                        ] :: [   2/6305]
[14.0s,16.0s) :: [                                        ] :: [   2/6305]
[12.0s,14.0s) :: [                                        ] :: [   8/6305]
[10.0s,12.0s) :: [                                        ] :: [  11/6305]
[ 8.0s,10.0s) :: [                                        ] :: [  13/6305]
[ 6.0s, 8.0s) :: [                                        ] :: [  36/6305]
[ 4.0s, 6.0s) :: [                                        ] :: [ 106/6305]
[ 2.0s, 4.0s) :: [*                                       ] :: [ 263/6305]
[ 0.0s, 2.0s) :: [*************************************   ] :: [5855/6305]
--------------------------------------------------------------------------
********************
Failed Tests (1):
  XRay-aarch64-linux :: Test<truncated>Please see the issue for the entire body.
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