Describe the bug

https://github.com/intel/llvm/actions/runs/23216913361/job/67482477799?pr=21502:

2026-03-17T22:07:02.0679358Z FAIL: SYCL :: MemorySanitizer/local/parallel_for_work_group.cpp (229 of 1853)
2026-03-17T22:07:02.0679795Z ******************** TEST 'SYCL :: MemorySanitizer/local/parallel_for_work_group.cpp' FAILED ********************
2026-03-17T22:07:02.0680130Z Exit Code: 1
2026-03-17T22:07:02.0680216Z
2026-03-17T22:07:02.0680311Z Command Output (stdout):
2026-03-17T22:07:02.0680478Z --
2026-03-17T22:07:02.0680607Z # RUN: at line 3
2026-03-17T22:07:02.0681347Z env ONEAPI_DEVICE_SELECTOR=opencl:cpu not --crash /__w/llvm/llvm/build-e2e/MemorySanitizer/local/Output/parallel_for_work_group.cpp.tmp1.out 2>&1 | /__w/llvm/llvm/toolchain/bin/FileCheck /__w/llvm/llvm/llvm/sycl/test-e2e/MemorySanitizer/local/parallel_for_work_group.cpp
2026-03-17T22:07:02.0682436Z # executed command: env ONEAPI_DEVICE_SELECTOR=opencl:cpu not --crash /__w/llvm/llvm/build-e2e/MemorySanitizer/local/Output/parallel_for_work_group.cpp.tmp1.out
2026-03-17T22:07:02.0682965Z # note: command had no output on stdout or stderr
2026-03-17T22:07:02.0683435Z # executed command: /__w/llvm/llvm/toolchain/bin/FileCheck /__w/llvm/llvm/llvm/sycl/test-e2e/MemorySanitizer/local/parallel_for_work_group.cpp
2026-03-17T22:07:02.0683907Z # note: command had no output on stdout or stderr
2026-03-17T22:07:02.0684119Z # RUN: at line 5
2026-03-17T22:07:02.0684834Z env ONEAPI_DEVICE_SELECTOR=opencl:cpu not --crash /__w/llvm/llvm/build-e2e/MemorySanitizer/local/Output/parallel_for_work_group.cpp.tmp2.out 2>&1 | /__w/llvm/llvm/toolchain/bin/FileCheck /__w/llvm/llvm/llvm/sycl/test-e2e/MemorySanitizer/local/parallel_for_work_group.cpp
2026-03-17T22:07:02.0685878Z # executed command: env ONEAPI_DEVICE_SELECTOR=opencl:cpu not --crash /__w/llvm/llvm/build-e2e/MemorySanitizer/local/Output/parallel_for_work_group.cpp.tmp2.out
2026-03-17T22:07:02.0686396Z # note: command had no output on stdout or stderr
2026-03-17T22:07:02.0686858Z # executed command: /__w/llvm/llvm/toolchain/bin/FileCheck /__w/llvm/llvm/llvm/sycl/test-e2e/MemorySanitizer/local/parallel_for_work_group.cpp
2026-03-17T22:07:02.0687323Z # note: command had no output on stdout or stderr
2026-03-17T22:07:02.0687534Z # RUN: at line 7
2026-03-17T22:07:02.0688246Z env ONEAPI_DEVICE_SELECTOR=opencl:cpu not --crash /__w/llvm/llvm/build-e2e/MemorySanitizer/local/Output/parallel_for_work_group.cpp.tmp3.out 2>&1 | /__w/llvm/llvm/toolchain/bin/FileCheck /__w/llvm/llvm/llvm/sycl/test-e2e/MemorySanitizer/local/parallel_for_work_group.cpp
2026-03-17T22:07:02.0689310Z # executed command: env ONEAPI_DEVICE_SELECTOR=opencl:cpu not --crash /__w/llvm/llvm/build-e2e/MemorySanitizer/local/Output/parallel_for_work_group.cpp.tmp3.out
2026-03-17T22:07:02.0689823Z # note: command had no output on stdout or stderr
2026-03-17T22:07:02.0690300Z # executed command: /__w/llvm/llvm/toolchain/bin/FileCheck /__w/llvm/llvm/llvm/sycl/test-e2e/MemorySanitizer/local/parallel_for_work_group.cpp
2026-03-17T22:07:02.0690770Z # .---command stderr------------
2026-03-17T22:07:02.0691257Z # | /__w/llvm/llvm/llvm/sycl/test-e2e/MemorySanitizer/local/parallel_for_work_group.cpp:35:12: error: CHECK: expected string not found in input
2026-03-17T22:07:02.0691748Z # | // CHECK: DeviceSanitizer: use-of-uninitialized-value
2026-03-17T22:07:02.0691976Z # | ^
2026-03-17T22:07:02.0692177Z # | :1:1: note: scanning from here
2026-03-17T22:07:02.0692384Z # | ==== DeviceSanitizer: MSAN
2026-03-17T22:07:02.0692553Z # | ^
2026-03-17T22:07:02.0692716Z # | :1:6: note: possible intended match here
2026-03-17T22:07:02.0692935Z # | ==== DeviceSanitizer: MSAN
2026-03-17T22:07:02.0693105Z # | ^
2026-03-17T22:07:02.0693229Z # |
2026-03-17T22:07:02.0693359Z # | Input file:
2026-03-17T22:07:02.0693661Z # | Check file: /__w/llvm/llvm/llvm/sycl/test-e2e/MemorySanitizer/local/parallel_for_work_group.cpp
2026-03-17T22:07:02.0693986Z # |
2026-03-17T22:07:02.0694171Z # | -dump-input=help explains the following input dump.
2026-03-17T22:07:02.0694393Z # |
2026-03-17T22:07:02.0694519Z # | Input was:
2026-03-17T22:07:02.0694652Z # | <<<<<<
2026-03-17T22:07:02.0694802Z # | 1: ==== DeviceSanitizer: MSAN
2026-03-17T22:07:02.0695064Z # | check:35'0 X~~~~~~~~~~~~~~~~~~~~~~~~~~ error: no match found
2026-03-17T22:07:02.0695348Z # | check:35'1 ? possible intended match
2026-03-17T22:07:02.0695599Z # | 2: error: Segmentation fault
2026-03-17T22:07:02.0695805Z # | check:35'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~
2026-03-17T22:07:02.0695988Z # | >>>>>>
2026-03-17T22:07:02.0696127Z # `-----------------------------
2026-03-17T22:07:02.0696322Z # error: command failed with exit status: 1
2026-03-17T22:07:02.0696469Z
2026-03-17T22:07:02.0696521Z --