On Sat, Jul 6, 2024 at 5:57 AM Mirsad Todorovac <mtodorovac69@xxxxxxxxx> wrote: > > On 7/2/24 10:18, Masahiro Yamada wrote: > > On Sat, Jun 29, 2024 at 3:59 AM Mirsad Todorovac <mtodorovac69@xxxxxxxxx> wrote: > >> > >> Hi all, > >> > >> On the vanilla linux-next tree, branch next-20240627, there happens to be a bug while building > >> with the randconfig seed KCONFIG_SEED=0x90E8E591: > >> > >> . > >> . > >> . > >> XZ debian/linux-image-6.10.0-rc5-next-20240627-dirty/lib/modules/6.10.0-rc5-next-20240627-dirty/kernel/samples/trace_events/trace-events-sample.ko.xz > >> XZ debian/linux-image-6.10.0-rc5-next-20240627-dirty/lib/modules/6.10.0-rc5-next-20240627-dirty/kernel/samples/trace_events/trace_custom_sched.ko.xz > >> XZ debian/linux-image-6.10.0-rc5-next-20240627-dirty/lib/modules/6.10.0-rc5-next-20240627-dirty/kernel/samples/ftrace/sample-trace-array.ko.xz > >> XZ debian/linux-image-6.10.0-rc5-next-20240627-dirty/lib/modules/6.10.0-rc5-next-20240627-dirty/kernel/samples/fprobe/fprobe_example.ko.xz > >> dpkg-deb: building package 'linux-libc-dev' in '../linux-libc-dev_6.10.0-rc5-45_i386.deb'. > >> DEPMOD debian/linux-image-6.10.0-rc5-next-20240627-dirty/lib/modules/6.10.0-rc5-next-20240627-dirty > >> dpkg-deb: building package 'linux-headers-6.10.0-rc5-next-20240627-dirty' in '../linux-headers-6.10.0-rc5-next-20240627-dirty_6.10.0-rc5-45_i386.deb'. > >> Segmentation fault (core dumped) > >> make[6]: *** [scripts/Makefile.modinst:128: depmod] Error 139 > >> make[5]: *** [Makefile:1842: modules_install] Error 2 > >> make[4]: *** [Makefile:2058: run-command] Error 2 > >> make[3]: *** [debian/rules:61: binary-image] Error 2 > >> make[3]: *** Waiting for unfinished jobs.... > >> dpkg-deb: building package 'linux-image-6.10.0-rc5-next-20240627-dirty-dbg' in '../linux-image-6.10.0-rc5-next-20240627-dirty-dbg_6.10.0-rc5-45_i386.deb'. > >> 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-next/Makefile:1555: bindeb-pkg] Error 2 > >> make: *** [Makefile:240: __sub-make] Error 2 > >> > >> Build log and .config are attached at your convenience. > > > > > > > > > > > > If you used an old kmod version, this is a known issue. > > > > https://lore.kernel.org/linux-kbuild/E1rNVlL-000qDm-Pg@xxxxxxxxxxxxxxxxxxxxxx/ > > > > A quick solution is to upgrade your kmod version. > > I see. Sorry then for the noise and duplicated work. > > It might be inevitable that I will do something dumb more often than not when testing > randconfig errors from such a vast number of lines of code ... :-/ > > My kmod is as follows: > > ii kmod 29-1ubuntu1 amd64 tools for managing Linux kernel modules > > I thought of upgrading to 24.04 LTS, but when upgrading kmod I've lost the capacity to boot > the older kernels in bisect process? > > Probably, it would be for the best if I had several versions of Ubuntu in multiple boot > options? However, I have not yet done that ... > You do not need to install distributions on your bare metal. I need varous test environments, such as Debian, Ubuntu, Fedora, OpenSUSE, Arch, ... For compile testing, I use Docker. When I need to replace the kernel, I use Vagrant. If you want to compile-test deb-pkg with randconfig, Docker is enough. -- Best Regards Masahiro Yamada
