Buildresult: kbuild/x86_64-allmodconfig/x86_64-gcc8 built on Aug 19 2021, 11:18

kisskb

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Status:	Failed
Date/Time:	Aug 19 2021, 11:18
Duration:	0:16:59.586991
Builder:	ka7
Revision:	kbuild: Fix 'no symbols' warning when CONFIG_TRIM_UNUSD_KSYMS=y (`fb3fdea450305d932d933d7e75eead0477249d8e)`
Target:	kbuild/x86_64-allmodconfig/x86_64-gcc8
Branch:	kbuild
Compiler:	x86_64-gcc8 (x86_64-linux-gcc (GCC) 8.1.0 / GNU ld (GNU Binutils) 2.30)
Config:	allmodconfig (download)
Log:	Download original Possible errors make[3]: * [scripts/Makefile.modfinal:59: mm/kfence/kfence_test.ko] Error 1 make[2]: * [scripts/Makefile.modpost:140: __modpost] Error 2 make[1]: * [Makefile:1774: modules] Error 2 make: * [Makefile:219: __sub-make] Error 2 Possible warnings (4) kernel/trace/trace_osnoise.c:1461:8: warning: 'main' is usually a function [-Wmain] lib/test_scanf.c:530:1: warning: the frame size of 2472 bytes is larger than 2048 bytes [-Wframe-larger-than=] lib/test_scanf.c:488:1: warning: the frame size of 2952 bytes is larger than 2048 bytes [-Wframe-larger-than=] lib/test_scanf.c:437:1: warning: the frame size of 2472 bytes is larger than 2048 bytes [-Wframe-larger-than=] Full Log # git rev-parse -q --verify fb3fdea450305d932d933d7e75eead0477249d8e^{commit} fb3fdea450305d932d933d7e75eead0477249d8e already have revision, skipping fetch # git checkout -q -f -B kisskb fb3fdea450305d932d933d7e75eead0477249d8e # git clean -qxdf # < git log -1 # commit fb3fdea450305d932d933d7e75eead0477249d8e # Author: Masahiro Yamada <masahiroy@kernel.org> # Date: Thu Aug 19 09:01:14 2021 +0900 # # kbuild: Fix 'no symbols' warning when CONFIG_TRIM_UNUSD_KSYMS=y # # When CONFIG_TRIM_UNUSED_KSYMS is enabled, I see some warnings like this: # # nm: arch/x86/entry/vdso/vdso32/note.o: no symbols # # $NM (both GNU nm and llvm-nm) warns when no symbol is found in the # object. Suppress the stderr. # # Fangrui Song mentioned binutils>=2.37 `nm -q` can be used to suppress # "no symbols" [1], and llvm-nm>=13.0.0 supports -q as well. # # We cannot use it for now, but note it as a TODO. # # [1]: https://sourceware.org/bugzilla/show_bug.cgi?id=27408 # # Fixes: bbda5ec671d3 ("kbuild: simplify dependency generation for CONFIG_TRIM_UNUSED_KSYMS") # Signed-off-by: Masahiro Yamada <masahiroy@kernel.org> # Reviewed-by: Nathan Chancellor <nathan@kernel.org> # Signed-off-by: Masahiro Yamada <masahiroy@kernel.org> # < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-ld --version # < git log --format=%s --max-count=1 fb3fdea450305d932d933d7e75eead0477249d8e # < make -s -j 32 ARCH=x86 O=/kisskb/build/kbuild_x86-allmodconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux- allmodconfig # Added to kconfig CONFIG_BUILD_DOCSRC=n # Added to kconfig CONFIG_MODULE_SIG=n # Added to kconfig CONFIG_SAMPLES=n # < make -s -j 32 ARCH=x86 O=/kisskb/build/kbuild_x86-allmodconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux- help # make -s -j 32 ARCH=x86 O=/kisskb/build/kbuild_x86-allmodconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux- olddefconfig # make -s -j 32 ARCH=x86 O=/kisskb/build/kbuild_x86-allmodconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux- /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-objdump: mm/kfence/kfence_test.o: unable to initialize decompress status for section .debug_info /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-objdump: mm/kfence/kfence_test.o: unable to initialize decompress status for section .debug_info /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-objdump: mm/kfence/kfence_test.o: File format not recognized /kisskb/src/arch/x86/entry/vdso/Makefile:135: FORCE prerequisite is missing /kisskb/src/arch/x86/entry/vdso/Makefile:135: FORCE prerequisite is missing /kisskb/src/arch/x86/entry/vdso/Makefile:135: FORCE prerequisite is missing /kisskb/src/kernel/trace/trace_osnoise.c: In function 'start_kthread': /kisskb/src/kernel/trace/trace_osnoise.c:1461:8: warning: 'main' is usually a function [-Wmain] void main = osnoise_main; ^~~~ /kisskb/src/lib/test_scanf.c: In function 'numbers_list_field_width_val_width': /kisskb/src/lib/test_scanf.c:530:1: warning: the frame size of 2472 bytes is larger than 2048 bytes [-Wframe-larger-than=] } ^ /kisskb/src/lib/test_scanf.c: In function 'numbers_list_field_width_typemax': /kisskb/src/lib/test_scanf.c:488:1: warning: the frame size of 2952 bytes is larger than 2048 bytes [-Wframe-larger-than=] } ^ /kisskb/src/lib/test_scanf.c: In function 'numbers_list': /kisskb/src/lib/test_scanf.c:437:1: warning: the frame size of 2472 bytes is larger than 2048 bytes [-Wframe-larger-than=] } ^ /kisskb/src/drivers/scsi/Makefile:196: FORCE prerequisite is missing /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-ld: mm/kfence/kfence_test.o: unable to initialize decompress status for section .debug_info /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-ld: mm/kfence/kfence_test.o: unable to initialize decompress status for section .debug_info /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-ld: mm/kfence/kfence_test.o: unable to initialize decompress status for section .debug_info /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-ld: mm/kfence/kfence_test.o: unable to initialize decompress status for section .debug_info mm/kfence/kfence_test.o: file not recognized: File format not recognized make[3]: [/kisskb/src/scripts/Makefile.modfinal:59: mm/kfence/kfence_test.ko] Error 1 make[3]: * Waiting for unfinished jobs.... make[2]: * [/kisskb/src/scripts/Makefile.modpost:140: __modpost] Error 2 make[1]: * [/kisskb/src/Makefile:1774: modules] Error 2 make: *** [Makefile:219: __sub-make] Error 2 Command 'make -s -j 32 ARCH=x86 O=/kisskb/build/kbuild_x86-allmodconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/kbuild_x86-allmodconfig_x86_64-gcc8 # Build took: 0:16:59.586991

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