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feat(libc): record traced system library calls on Linux #7411

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Merged
3 commits merged into from
Oct 20, 2026
Merged

feat(libc): record traced system library calls on Linux #7411

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d128ce7
feat(libc): record traced system library calls on Linux
IshmamDC217 Oct 18, 2026
0454726
fix(libc): write the Linux call trace report with signal-safe calls only
IshmamDC217 Oct 18, 2026
0bad015
fix(libc): keep the Linux call trace report when two threads abort
IshmamDC217 Oct 19, 2026
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17 changes: 12 additions & 5 deletions core/libs/prx/libc/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,7 @@ target_sources(libc PRIVATE
${CMAKE_CURRENT_SOURCE_DIR}/src/FailureReport.cpp
${CMAKE_CURRENT_SOURCE_DIR}/src/specifics/gcc/StackGuard.cpp
${CMAKE_CURRENT_SOURCE_DIR}/src/specifics/windows/CrashReport.cpp
${CMAKE_CURRENT_SOURCE_DIR}/src/specifics/windows/CallTrace.cpp
${CMAKE_CURRENT_SOURCE_DIR}/src/specifics/x86_64/CallTrace.cpp
${CMAKE_CURRENT_SOURCE_DIR}/src/specifics/linux/DlIteratePhdr.cpp
${CMAKE_CURRENT_SOURCE_DIR}/src/specifics/macos/GuestImages.cpp
${CMAKE_CURRENT_SOURCE_DIR}/src/Strings.cpp
Expand Down Expand Up @@ -572,17 +572,24 @@ if(BUILD_TESTING)
set_tests_properties(guest_errors PROPERTIES ENVIRONMENT_MODIFICATION
"PATH=path_list_prepend:$<TARGET_FILE_DIR:libc>")
endif()
if(WIN32)
if(WIN32 OR CMAKE_SYSTEM_NAME STREQUAL "Linux")
add_test_executable(guest_call_trace_tests ${LIBS_INCLUDE_DIR}/tests/GuestCallTrace.cpp)
target_include_directories(guest_call_trace_tests PRIVATE ${LIBS_INCLUDE_DIR})
target_link_libraries(guest_call_trace_tests PRIVATE libc)
configure_windows_unwind(guest_call_trace_tests)
add_test(NAME guest_call_trace COMMAND guest_call_trace_tests)
add_test(NAME guest_call_trace_abort COMMAND guest_call_trace_tests abort)
set_tests_properties(guest_call_trace guest_call_trace_abort PROPERTIES ENVIRONMENT_MODIFICATION
"PATH=path_list_prepend:$<TARGET_FILE_DIR:libc>")
if(WIN32)
set_tests_properties(guest_call_trace guest_call_trace_abort PROPERTIES ENVIRONMENT_MODIFICATION
"PATH=path_list_prepend:$<TARGET_FILE_DIR:libc>")
endif()
set_tests_properties(guest_call_trace_abort PROPERTIES TIMEOUT 20 PASS_REGULAR_EXPRESSION
"last traced system library calls[^~]*#1 thread [0-9]+ libTraced.prx Integers from [^~]*guest_call_trace_tests.exe[^~]*#2 thread [0-9]+ libOther.prx Blocks from[^~]*most called traced imports \\(2 calls in total\\):[^~]* 1 libTraced.prx Integers[^~]* 1 libOther.prx Blocks")
"last traced system library calls[^~]*#1 thread [0-9]+ libTraced.prx Integers from [^~]*guest_call_trace_tests${CMAKE_EXECUTABLE_SUFFIX}[^~]*#2 thread [0-9]+ libOther.prx Blocks from[^~]*most called traced imports \\(2 calls in total\\):[^~]* 1 libTraced.prx Integers[^~]* 1 libOther.prx Blocks")
if(NOT WIN32)
add_test(NAME guest_call_trace_abort_race COMMAND guest_call_trace_tests abort-race)
set_tests_properties(guest_call_trace_abort_race PROPERTIES TIMEOUT 20 PASS_REGULAR_EXPRESSION
"last traced system library calls[^~]*#102 thread [0-9]+ libTraced.prx Integers from[^~]*most called traced imports \\(102 calls in total\\):[^~]* 101 libTraced.prx Integers[^~]* 1 libOther.prx Blocks")
endif()
endif()
add_test_executable(guest_syslog_tests ${LIBS_INCLUDE_DIR}/tests/GuestSyslog.cpp)
target_include_directories(guest_syslog_tests PRIVATE ${LIBS_INCLUDE_DIR})
Expand Down
202 changes: 0 additions & 202 deletions core/libs/prx/libc/src/specifics/windows/CallTrace.cpp
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