On Thu, Jun 27, 2024 at 08:25:01PM +0200, Mirsad Todorovac wrote: > Hi all, > > I hope it will catch your attention, for I couldn't sort out what is wrong with this: > > KCONFIG_SEED=0xD859674 > > on vanilla torvalds tree, commit v6.10-rc4-366-gafcd48134c58 > > _______________________________________________________________ > $ time nice make -j 36 bindeb-pkg |& tee ../err-6.10-rc5-08.log; date > GEN debian > dpkg-buildpackage --build=binary --no-pre-clean --unsigned-changes -R'make -f debian/rules' -j1 -a$(cat debian/arch) > dpkg-buildpackage: info: source package linux-upstream > dpkg-buildpackage: info: source version 6.10.0-rc5-gafcd48134c58-34 > dpkg-buildpackage: info: source distribution jammy > dpkg-buildpackage: info: source changed by marvin <marvin@defiant> > dpkg-architecture: warning: specified GNU system type i686-linux-gnu does not match CC system type x86_64-linux-gnu, try setting a correct CC environment variable > dpkg-source --before-build . > dpkg-buildpackage: info: host architecture i386 > make -f debian/rules binary > # > # No change to .config > # > CALL scripts/checksyscalls.sh > UPD init/utsversion-tmp.h > CC init/version.o > AR init/built-in.a > CC kernel/kallsyms.o > In file included from ./include/linux/string.h:374, > from ./arch/x86/include/asm/page_32.h:18, > from ./arch/x86/include/asm/page.h:14, > from ./arch/x86/include/asm/thread_info.h:12, > from ./include/linux/thread_info.h:60, > from ./include/linux/spinlock.h:60, > from ./include/linux/mmzone.h:8, > from ./include/linux/gfp.h:7, > from ./include/linux/mm.h:7, > from ./include/linux/kallsyms.h:13, > from kernel/kallsyms.c:15: > kernel/kallsyms.c: In function ‘__sprint_symbol’: > ./include/linux/fortify-string.h:122:33: error: ‘__builtin_strcpy’ source argument is the same as destination [-Werror=restrict] > 122 | #define __underlying_strcpy __builtin_strcpy > | ^ > ./include/linux/fortify-string.h:787:24: note: in expansion of macro ‘__underlying_strcpy’ > 787 | return __underlying_strcpy(p, q); > | ^~~~~~~~~~~~~~~~~~~ > cc1: all warnings being treated as errors > make[6]: *** [scripts/Makefile.build:244: kernel/kallsyms.o] Error 1 > make[5]: *** [scripts/Makefile.build:485: kernel] Error 2 > make[4]: *** [Makefile:1934: .] Error 2 > make[3]: *** [debian/rules:74: build-arch] Error 2 > dpkg-buildpackage: error: make -f debian/rules binary subprocess returned exit status 2 > make[2]: *** [scripts/Makefile.package:121: bindeb-pkg] Error 2 > make[1]: *** [/home/marvin/linux/kernel/linux_torvalds/Makefile:1555: bindeb-pkg] Error 2 > make: *** [Makefile:240: __sub-make] Error 2 Does this patch solve the problem for you? https://lore.kernel.org/lkml/20240604044228.2910712-1-liujinlong@xxxxxxxxxx/ -Kees -- Kees Cook