Regressions seen on Linux next-20250703 Good: next-20250702 Bad: next-20250703 Reported-by: Linux Kernel Functional Testing Build regression: arm64, log-parser-build-clang/clang-compiler-check_prctl_c-error-use-of-undeclared-identifier-at_hwcap Test log: --------- make --silent --keep-going --jobs=8 O=/home/tuxbuild/.cache/tuxmake/builds/1/build INSTALL_PATH=/home/tuxbuild/.cache/tuxmake/builds/1/build/kselftest_install ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- 'HOSTCC=sccache clang' 'CC=sccache clang' LLVM=1 LLVM_IAS=1 kselftest-install make[5]: Entering directory '/builds/linux/tools/testing/selftests/arm64/mte' check_prctl.c:72:17: error: use of undeclared identifier 'AT_HWCAP3' 72 | if ((getauxval(AT_HWCAP3) & hwcap3) != hwcap3) { | ^ make -C /builds/linux/tools/testing/selftests/../../../tools/arch/arm64/tools/ OUTPUT=/builds/linux/tools/testing/selftests/../../../tools/ make[5]: Entering directory '/builds/linux/tools/testing/selftests/arm64/mte' check_prctl.c:72:17: error: use of undeclared identifier 'AT_HWCAP3' 72 | if ((getauxval(AT_HWCAP3) & hwcap3) != hwcap3) { | ^ Build: ------ - Kernel Config: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/log-parser-build-clang/test/clang-compiler-check_prctl_c-error-use-of-undeclared-identifier-at_hwcap/attachments/config - Build Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/log-parser-build-clang/test/clang-compiler-check_prctl_c-error-use-of-undeclared-identifier-at_hwcap/attachments/tuxmake_reproducer.sh Build regression: arm64, log-parser-build-clang/clang-compiler-hwcap_c-error-invalid-application-of-sizeof-to-an-incomplete-type-const-struct-hwcap_data Test log: --------- make --silent --keep-going --jobs=8 O=/home/tuxbuild/.cache/tuxmake/builds/1/build INSTALL_PATH=/home/tuxbuild/.cache/tuxmake/builds/1/build/kselftest_install ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- 'HOSTCC=sccache clang' 'CC=sccache clang' LLVM=1 LLVM_IAS=1 kselftest-install make[5]: Entering directory '/builds/linux/tools/testing/selftests/arm64/abi' hwcap.c:1243:16: error: invalid application of 'sizeof' to an incomplete type 'const struct hwcap_data[]' 1243 | ksft_set_plan(ARRAY_SIZE(hwcaps) * TESTS_PER_HWCAP); | ^~~~~~~~~~~~~~~~~~ ./../../kselftest.h:63:32: note: expanded from macro 'ARRAY_SIZE' 63 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) | ^~~~~ make --silent --keep-going --jobs=8 O=/home/tuxbuild/.cache/tuxmake/builds/1/build INSTALL_PATH=/home/tuxbuild/.cache/tuxmake/builds/1/build/kselftest_install ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- 'HOSTCC=sccache clang' 'CC=sccache clang' LLVM=1 LLVM_IAS=1 kselftest-install make[5]: Entering directory '/builds/linux/tools/testing/selftests/arm64/abi' hwcap.c:1245:18: error: invalid application of 'sizeof' to an incomplete type 'const struct hwcap_data[]' 1245 | for (i = 0; i < ARRAY_SIZE(hwcaps); i++) { | ^~~~~~~~~~~~~~~~~~ ./../../kselftest.h:63:32: note: expanded from macro 'ARRAY_SIZE' 63 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) | ^~~~~ make -C /builds/linux/tools/testing/selftests/../../../tools/arch/arm64/tools/ OUTPUT=/builds/linux/tools/testing/selftests/../../../tools/ make[5]: Entering directory '/builds/linux/tools/testing/selftests/arm64/abi' hwcap.c:1245:18: error: invalid application of 'sizeof' to an incomplete type 'const struct hwcap_data[]' 1245 | for (i = 0; i < ARRAY_SIZE(hwcaps); i++) { | ^~~~~~~~~~~~~~~~~~ ./../../kselftest.h:63:32: note: expanded from macro 'ARRAY_SIZE' 63 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) | ^~~~~ make -C /builds/linux/tools/testing/selftests/../../../tools/arch/arm64/tools/ OUTPUT=/builds/linux/tools/testing/selftests/../../../tools/ make[5]: Entering directory '/builds/linux/tools/testing/selftests/arm64/abi' hwcap.c:1243:16: error: invalid application of 'sizeof' to an incomplete type 'const struct hwcap_data[]' 1243 | ksft_set_plan(ARRAY_SIZE(hwcaps) * TESTS_PER_HWCAP); | ^~~~~~~~~~~~~~~~~~ ./../../kselftest.h:63:32: note: expanded from macro 'ARRAY_SIZE' 63 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) | ^~~~~ Build: ------ - Kernel Config: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/log-parser-build-clang/test/clang-compiler-hwcap_c-error-invalid-application-of-sizeof-to-an-incomplete-type-const-struct-hwcap_data/attachments/config - Build Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/log-parser-build-clang/test/clang-compiler-hwcap_c-error-invalid-application-of-sizeof-to-an-incomplete-type-const-struct-hwcap_data/attachments/tuxmake_reproducer.sh Build regression: arm64, log-parser-build-clang/clang-compiler-hwcap_c-error-use-of-undeclared-identifier-at_hwcap Test log: --------- make -C /builds/linux/tools/testing/selftests/../../../tools/arch/arm64/tools/ OUTPUT=/builds/linux/tools/testing/selftests/../../../tools/ make[5]: Entering directory '/builds/linux/tools/testing/selftests/arm64/abi' hwcap.c:1103:15: error: use of undeclared identifier 'AT_HWCAP3' 1103 | .at_hwcap = AT_HWCAP3, | ^ make --silent --keep-going --jobs=8 O=/home/tuxbuild/.cache/tuxmake/builds/1/build INSTALL_PATH=/home/tuxbuild/.cache/tuxmake/builds/1/build/kselftest_install ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- 'HOSTCC=sccache clang' 'CC=sccache clang' LLVM=1 LLVM_IAS=1 kselftest-install make[5]: Entering directory '/builds/linux/tools/testing/selftests/arm64/abi' hwcap.c:1103:15: error: use of undeclared identifier 'AT_HWCAP3' 1103 | .at_hwcap = AT_HWCAP3, | ^ make -C /builds/linux/tools/testing/selftests/../../../tools/arch/arm64/tools/ OUTPUT=/builds/linux/tools/testing/selftests/../../../tools/ make[5]: Entering directory '/builds/linux/tools/testing/selftests/arm64/abi' hwcap.c:1109:15: error: use of undeclared identifier 'AT_HWCAP3' 1109 | .at_hwcap = AT_HWCAP3, | ^ make --silent --keep-going --jobs=8 O=/home/tuxbuild/.cache/tuxmake/builds/1/build INSTALL_PATH=/home/tuxbuild/.cache/tuxmake/builds/1/build/kselftest_install ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- 'HOSTCC=sccache clang' 'CC=sccache clang' LLVM=1 LLVM_IAS=1 kselftest-install make[5]: Entering directory '/builds/linux/tools/testing/selftests/arm64/abi' hwcap.c:1109:15: error: use of undeclared identifier 'AT_HWCAP3' 1109 | .at_hwcap = AT_HWCAP3, | ^ Build: ------ - Kernel Config: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/log-parser-build-clang/test/clang-compiler-hwcap_c-error-use-of-undeclared-identifier-at_hwcap/attachments/config - Build Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/log-parser-build-clang/test/clang-compiler-hwcap_c-error-use-of-undeclared-identifier-at_hwcap/attachments/tuxmake_reproducer.sh Test regression: ampereone-nvhe, kselftest-arm64/arm64_check_prctl Also seen in: lkft/linux-next-master on devices: fvp-aemva, graviton4-vm, qemu-arm64, rk3399-rock-pi-4b-nvhe, rk3399-rock-pi-4b-protected, rk3399-rock-pi-4b-vhe Test log: --------- arm64_check_prctl fail Build: ------ - Kernel Config: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/config - Build Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/tuxmake_reproducer.sh - Test Log: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997239/suite/kselftest-arm64/test/arm64_check_prctl/log - Test Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997239/suite/kselftest-arm64/test/arm64_check_prctl/attachments/reproducer Test regression: ampereone-nvhe, kselftest-arm64/arm64_hwcap Also seen in: lkft/linux-next-master on devices: fvp-aemva, graviton4-vm, qemu-arm64, rk3399-rock-pi-4b-nvhe, rk3399-rock-pi-4b-protected, rk3399-rock-pi-4b-vhe Test log: --------- arm64_hwcap fail Build: ------ - Kernel Config: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/config - Build Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/tuxmake_reproducer.sh - Test Log: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997239/suite/kselftest-arm64/test/arm64_hwcap/log - Test Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997239/suite/kselftest-arm64/test/arm64_hwcap/attachments/reproducer Test regression: ampereone-nvhe, kselftest-arm64/arm64_ptrace Also seen in: lkft/linux-next-master on devices: fvp-aemva, graviton4-vm, qemu-arm64, rk3399-rock-pi-4b-nvhe, rk3399-rock-pi-4b-protected, rk3399-rock-pi-4b-vhe Test log: --------- arm64_ptrace fail Build: ------ - Kernel Config: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/config - Build Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/tuxmake_reproducer.sh - Test Log: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997239/suite/kselftest-arm64/test/arm64_ptrace/log - Test Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997239/suite/kselftest-arm64/test/arm64_ptrace/attachments/reproducer Test regression: ampereone-nvhe, kselftest-arm64/arm64_syscall-abi Also seen in: lkft/linux-next-master on devices: fvp-aemva, graviton4-vm, qemu-arm64, rk3399-rock-pi-4b-nvhe, rk3399-rock-pi-4b-protected, rk3399-rock-pi-4b-vhe Test log: --------- selftests: arm[ 76.690617] 64: tpidr2 arm64_syscall-abi fail Build: ------ - Kernel Config: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/config - Build Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/tuxmake_reproducer.sh - Test Log: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997239/suite/kselftest-arm64/test/arm64_syscall-abi/log - Test Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997239/suite/kselftest-arm64/test/arm64_syscall-abi/attachments/reproducer Test regression: ampereone-nvhe, kselftest-arm64/arm64_tpidr2 Also seen in: lkft/linux-next-master on devices: fvp-aemva, graviton4-vm, qemu-arm64, rk3399-rock-pi-4b-nvhe, rk3399-rock-pi-4b-protected, rk3399-rock-pi-4b-vhe Test log: --------- arm64_tpidr2_restore skip arm64_tpidr2_siginfo pass arm64_tpidr2 fail Build: ------ - Kernel Config: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/config - Build Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/tuxmake_reproducer.sh - Test Log: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997239/suite/kselftest-arm64/test/arm64_tpidr2/log - Test Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997239/suite/kselftest-arm64/test/arm64_tpidr2/attachments/reproducer Test regression: ampereone-vhe, kselftest-arm64/arm64_check_prctl Test log: --------- arm64_check_prctl fail Build: ------ - Kernel Config: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/config - Build Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/tuxmake_reproducer.sh - Test Log: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997104/suite/kselftest-arm64/test/arm64_check_prctl/log - Test Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997104/suite/kselftest-arm64/test/arm64_check_prctl/attachments/reproducer Test regression: ampereone-vhe, kselftest-arm64/arm64_hwcap Test log: --------- arm64_hwcap fail Build: ------ - Kernel Config: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/config - Build Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/tuxmake_reproducer.sh - Test Log: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997104/suite/kselftest-arm64/test/arm64_hwcap/log - Test Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997104/suite/kselftest-arm64/test/arm64_hwcap/attachments/reproducer Test regression: ampereone-vhe, kselftest-arm64/arm64_ptrace Test log: --------- arm64_ptrace fail Build: ------ - Kernel Config: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/config - Build Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/tuxmake_reproducer.sh - Test Log: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997104/suite/kselftest-arm64/test/arm64_ptrace/log - Test Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997104/suite/kselftest-arm64/test/arm64_ptrace/attachments/reproducer Test regression: ampereone-vhe, kselftest-arm64/arm64_syscall-abi Test log: --------- arm64_syscall-abi fail Build: ------ - Kernel Config: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/config - Build Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/tuxmake_reproducer.sh - Test Log: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997104/suite/kselftest-arm64/test/arm64_syscall-abi/log - Test Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997104/suite/kselftest-arm64/test/arm64_syscall-abi/attachments/reproducer Test regression: ampereone-vhe, kselftest-arm64/arm64_tpidr2 Test log: --------- arm64_tpidr2_restore skip arm64_tpidr2_siginfo pass arm64_tpidr2 fail Build: ------ - Kernel Config: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/config - Build Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997071/suite/build/test/clang-20-lkftconfig-no-kselftest-frag/attachments/tuxmake_reproducer.sh - Test Log: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997104/suite/kselftest-arm64/test/arm64_tpidr2/log - Test Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997104/suite/kselftest-arm64/test/arm64_tpidr2/attachments/reproducer Test regression: ampereone, kselftest-cgroup/cgroup_test_freezer_test_cgfreezer_ptrace Also seen in: lkft/linux-next-master on devices: qemu-arm64 Test log: --------- [ 180.593940] cgroup_test_freezer_test_cgfreezer_ptrace fail cgroup_test_freezer_test_cgfreezer_ptraced pass Build: ------ - Kernel Config: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997082/suite/build/test/gcc-13-lkftconfig-kselftest/attachments/config - Build Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997082/suite/build/test/gcc-13-lkftconfig-kselftest/attachments/tuxmake_reproducer.sh - Test Log: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997175/suite/kselftest-cgroup/test/cgroup_test_freezer_test_cgfreezer_ptrace/log - Test Reproducer: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703/testrun/28997175/suite/kselftest-cgroup/test/cgroup_test_freezer_test_cgfreezer_ptrace/attachments/reproducer Source: ------- - Kernel version: 6.16.0-rc4 - Git Tree: https://kernel.googlesource.com/pub/scm/linux/kernel/git/next/linux-next.git - Git SHA: 8d6c58332c7a8ba025fcfa76888b6c37dbce9633 - Git Describe: next-20250703 - Test Details: https://qa-reports.linaro.org/lkft/linux-next-master-ampere/build/next-20250703 -- Linaro LKFT https://lkft.linaro.org