When compiling the sys-kernel/gentoo-kernel-6.12.16 on a hardened system, the compilation always fail with the same error. On a non-hardened system, the kernel compiles and runs fine. Reproducible: Always Steps to Reproduce: 1. emerge -v =sys-kernel/gentoo-kernel-6.12.16 Actual Results: The compilation fails with the error in the attached log. Expected Results: The kernel would have compiled correctly. Portage 3.0.66.1 (python 3.12.9-final-0, default/linux/amd64/23.0/hardened/systemd, gcc-14, glibc-2.40-r8, 6.6.67-gentoo-dist-hardened x86_64) ================================================================= System Settings ================================================================= System uname: Linux-6.6.67-gentoo-dist-hardened-x86_64-12th_Gen_Intel-R-_Core-TM-_i7-1260P-with-glibc2.40 KiB Mem: 65402736 total, 4078536 free KiB Swap: 4194300 total, 3964924 free Timestamp of repository gentoo: Tue, 04 Mar 2025 16:15:00 +0000 Head commit of repository gentoo: 3985b22f517b17d7d503f1ebf798d757658dbc16 sh bash 5.2_p37 ld GNU ld (Gentoo 2.43 p3) 2.43.1 app-misc/pax-utils: 1.3.8::gentoo app-shells/bash: 5.2_p37::gentoo dev-build/autoconf: 2.72-r1::gentoo dev-build/automake: 1.17-r1::gentoo dev-build/cmake: 3.31.5::gentoo dev-build/libtool: 2.5.4::gentoo dev-build/make: 4.4.1-r100::gentoo dev-build/meson: 1.6.1::gentoo dev-java/java-config: 2.3.4::gentoo dev-lang/perl: 5.40.0-r1::gentoo dev-lang/python: 3.11.11_p1::gentoo, 3.12.9::gentoo, 3.13.2::gentoo dev-lang/rust: 1.84.1-r1::gentoo llvm-core/clang: 15.0.7-r3::gentoo, 18.1.8-r6::gentoo, 19.1.7::gentoo llvm-core/lld: 15.0.7::gentoo llvm-core/llvm: 15.0.7-r7::gentoo, 18.1.8-r6::gentoo, 19.1.7::gentoo sys-apps/baselayout: 2.17::gentoo sys-apps/sandbox: 2.39::gentoo sys-apps/systemd: 256.10::gentoo sys-devel/binutils: 2.43-r2::gentoo sys-devel/binutils-config: 5.5.2::gentoo sys-devel/gcc: 14.2.1_p20241221::gentoo sys-devel/gcc-config: 2.12.1::gentoo sys-kernel/linux-headers: 6.12::gentoo (virtual/os-headers) sys-libs/glibc: 2.40-r8::gentoo Repositories: gentoo location: /var/db/repos/gentoo sync-type: rsync sync-uri: rsync://rsync.gentoo.org/gentoo-portage priority: -1000 volatile: False sync-rsync-extra-opts: sync-rsync-verify-max-age: 24 sync-rsync-verify-metamanifest: yes sync-rsync-verify-jobs: 1 ACCEPT_KEYWORDS="amd64" ACCEPT_LICENSE="@FREE" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-march=alderlake -mabm -mno-cldemote -mno-kl -mno-pconfig -mno-sgx -mno-widekl -mshstk --param=l1-cache-line-size=64 --param=l1-cache-size=32 --param=l2-cache-size=18432 -O2 -pipe" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/share/config /usr/share/gnupg/qualified.txt /var/bind" CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c" CXXFLAGS="-march=alderlake -mabm -mno-cldemote -mno-kl -mno-pconfig -mno-sgx -mno-widekl -mshstk --param=l1-cache-line-size=64 --param=l1-cache-size=32 --param=l2-cache-size=18432 -O2 -pipe" DISTDIR="/var/cache/distfiles" ENV_UNSET="CARGO_HOME DBUS_SESSION_BUS_ADDRESS DISPLAY GDK_PIXBUF_MODULE_FILE GOBIN GOPATH PERL5LIB PERL5OPT PERLPREFIX PERL_CORE PERL_MB_OPT PERL_MM_OPT XAUTHORITY XDG_CACHE_HOME XDG_CONFIG_HOME XDG_DATA_HOME XDG_RUNTIME_DIR XDG_STATE_HOME" FCFLAGS="-march=alderlake -mabm -mno-cldemote -mno-kl -mno-pconfig -mno-sgx -mno-widekl -mshstk --param=l1-cache-line-size=64 --param=l1-cache-size=32 --param=l2-cache-size=18432 -O2 -pipe" FEATURES="assume-digests binpkg-docompress binpkg-dostrip binpkg-logs binpkg-multi-instance buildpkg-live config-protect-if-modified distlocks ebuild-locks fixlafiles ipc-sandbox merge-sync merge-wait multilib-strict network-sandbox news parallel-fetch pid-sandbox pkgdir-index-trusted preserve-libs protect-owned qa-unresolved-soname-deps sandbox sfperms strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr" FFLAGS="-march=alderlake -mabm -mno-cldemote -mno-kl -mno-pconfig -mno-sgx -mno-widekl -mshstk --param=l1-cache-line-size=64 --param=l1-cache-size=32 --param=l2-cache-size=18432 -O2 -pipe" GENTOO_MIRRORS="http://tux.rainside.sk/gentoo/" LANG="C.utf8" LDFLAGS="-Wl,-O1 -Wl,--as-needed -Wl,-z,pack-relative-relocs" LEX="flex" PKGDIR="/var/cache/binpkgs" PORTAGE_CONFIGROOT="/" PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --omit-dir-times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages --exclude=/.git" PORTAGE_TMPDIR="/var/tmp" SHELL="/bin/bash" USE="X acl adns alsa amd64 audit avif bash-completion berkdb bzip2 cairo caps cet crypt cups curl cxx dbi dbus dist-kernel exif expat ffmpeg fftw fontconfig gd gdbm gif git gmp graphviz gtk hardened heif iconv icu idn imagemagick ipv6 jbig jemalloc jpeg jpeg2k lapack latex lcms ldap libcaca libtirpc lm-sensors lz4 lzma lzo magic mp3 multilib ncurses nls openexr opengl openmp opus pam pcre pdf pic pie png policykit postgres python qt5 readline samba sasl savedconfig seccomp snappy sndfile snmp sqlite ssl ssp svg systemd tcmalloc test-rust theora threads tiff truetype udev unicode usb vaapi verify-sig vim-syntax vorbis vulkan wayland webp x264 xattr xml xmlrpc xtpax xvid zeroconf zip zlib zstd" ABI_X86="64" ADA_TARGET="gcc_14" APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_anon authn_dbm authn_file authz_dbm authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir env expires ext_filter file_cache filter headers include info log_config logio mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="karbon sheets words" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="mmx mmxext sse sse2 aes avx avx2 f16c fma3 pclmul popcnt rdrand sha sse3 sse4_1 sse4_2 ssse3" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock greis isync itrax navcom oceanserver oncore rtcm104v2 rtcm104v3 sirf skytraq superstar2 tsip tripmate tnt ublox" GUILE_SINGLE_TARGET="3-0" GUILE_TARGETS="3-0" INPUT_DEVICES="libinput" KERNEL="linux" L10N="en sv" LCD_DEVICES="bayrad cfontz glk hd44780 lb216 lcdm001 mtxorb text" LUA_SINGLE_TARGET="lua5-1" LUA_TARGETS="lua5-1" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php8-2" POSTGRES_TARGETS="postgres16" PYTHON_SINGLE_TARGET="python3_12" PYTHON_TARGETS="python3_12" QEMU_SOFTMMU_TARGETS="arm aarch64 x86_64" RUBY_TARGETS="ruby32" VIDEO_CARDS="intel lavapipe virgl" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipp2p iface geoip fuzzy condition tarpit sysrq proto logmark ipmark dhcpmac delude chaos account" Unset: ADDR2LINE, AR, ARFLAGS, AS, ASFLAGS, CC, CCLD, CONFIG_SHELL, CPP, CPPFLAGS, CTARGET, CXX, CXXFILT, ELFEDIT, EMERGE_DEFAULT_OPTS, EXTRA_ECONF, F77FLAGS, FC, GCOV, GPROF, INSTALL_MASK, LC_ALL, LD, LFLAGS, LIBTOOL, LINGUAS, MAKE, MAKEFLAGS, MAKEOPTS, NM, OBJCOPY, OBJDUMP, PORTAGE_BINHOST, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS, PYTHONPATH, RANLIB, READELF, RUSTFLAGS, SIZE, STRINGS, STRIP, YACC, YFLAGS
[ebuild NS ] sys-kernel/gentoo-kernel-6.12.16 [6.6.74] USE="debug hardened initramfs savedconfig strip -experimental (-generic-uki) -modules-compress -modules-sign -secureboot -test" [ebuild U ] virtual/dist-kernel-6.12.16 [6.6.74]
Can you include the build.log please (compressed if necessary)? Thanks.
Created attachment 920199 [details] Build log
It seems to be connected to configuration item CONFIG_GCC_PLUGIN_LATENT_ENTROPY, which switches the undefined variable.
