diff --git a/pkgs/os-specific/linux/kernel/manual-config.nix b/pkgs/os-specific/linux/kernel/manual-config.nix index 3bdb8c4f297..9edc0ced412 100644 --- a/pkgs/os-specific/linux/kernel/manual-config.nix +++ b/pkgs/os-specific/linux/kernel/manual-config.nix @@ -113,6 +113,13 @@ let sed -i "$mf" -e 's|/usr/bin/||g ; s|/bin/||g ; s|/sbin/||g' done sed -i Makefile -e 's|= depmod|= ${buildPackages.kmod}/bin/depmod|' + + # Don't include a (random) NT_GNU_BUILD_ID, to make the build more deterministic. + # This way kernels can be bit-by-bit reproducible depending on settings + # (e.g. MODULE_SIG and SECURITY_LOCKDOWN_LSM need to be disabled). + # See also https://kernelnewbies.org/BuildId + sed -i Makefile -e 's|--build-id|--build-id=none|' + sed -i scripts/ld-version.sh -e "s|/usr/bin/awk|${buildPackages.gawk}/bin/awk|" '';