The Linux next building selftests with clang and gcc-13 found these build warnings.
Reported-by: Linux Kernel Functional Testing lkft@linaro.org
Build log: --------- PATH: Reported build warnings noticed on following test files, selftests/arm64/mte/ * check_buffer_fill.c * mte_common_util.c
check_buffer_fill.c: In function 'check_buffer_underflow_by_byte': check_buffer_fill.c:94:93: warning: format '%lx' expects argument of type 'long unsigned int', but argument 3 has type 'char *' [-Wformat=] 94 | ksft_print_msg("Buffer is not filled at index:%d of ptr:0x%lx\n", | ~~^ | | | long unsigned int | %s 95 | j, ptr); | ~~~ | | | char *
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mte_common_util.c: In function 'mte_default_handler': mte_common_util.c:41:101: warning: format '%lx' expects argument of type 'long unsigned int', but argument 2 has type 'long long unsigned int' [-Wformat=] 41 | ksft_print_msg("Got unexpected SEGV_MTEAERR at pc=$lx, fault addr=%lx\n", | ~~^ | | | long unsigned int | %llx 42 | ((ucontext_t *)uc)->uc_mcontext.pc, | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | | | long long unsigned int mte_common_util.c:41:48: warning: too many arguments for format [-Wformat-extra-args] 41 | ksft_print_msg("Got unexpected SEGV_MTEAERR at pc=$lx, fault addr=%lx\n", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Steps to reproduce: --- tuxmake --runtime podman --target-arch arm64 --toolchain clang-nightly \ --kconfig https://storage.tuxsuite.com/public/linaro/lkft/builds/2fDW3nAXzFH2GOEle3S3M... \ LLVM=1 LLVM_IAS=1 debugkernel dtbs dtbs-legacy headers kernel kselftest modules
tuxmake --runtime podman --target-arch arm64 --toolchain gcc-13 \ --kconfig https://storage.tuxsuite.com/public/linaro/lkft/builds/2fDW3wG8BqWxf0afUI5f4... \ debugkernel dtbs dtbs-legacy headers kernel kselftest modules
Links: - https://storage.tuxsuite.com/public/linaro/lkft/builds/2fDW3nAXzFH2GOEle3S3M... - https://storage.tuxsuite.com/public/linaro/lkft/builds/2fDW3wG8BqWxf0afUI5f4...
-- Linaro LKFT https://lkft.linaro.org