diff --git a/xCAT-test/unit/genesis_openeuler.t b/xCAT-test/unit/genesis_openeuler.t
new file mode 100644
index 000000000..03a4ceda2
--- /dev/null
+++ b/xCAT-test/unit/genesis_openeuler.t
@@ -0,0 +1,158 @@
+use strict;
+use warnings;
+
+use Cwd qw(abs_path);
+use File::Path qw(make_path);
+use File::Temp qw(tempdir);
+use FindBin qw($RealBin);
+use Test::More;
+
+plan skip_all => 'Linux native RPM and user namespace tools required'
+    unless $^O eq 'linux' && system('sh', '-c', 'command -v rpmspec >/dev/null && command -v unshare >/dev/null') == 0;
+
+my $root = abs_path("$RealBin/../..");
+my $spec = $ENV{XCAT_GENESIS_SPEC} // "$root/xCAT-genesis-builder/xCAT-genesis-base.spec";
+my $module = $ENV{XCAT_GENESIS_MODULE} // "$root/xCAT-genesis-builder/dracut_105/el/module-setup.sh";
+my $tmp = tempdir(CLEANUP => 1);
+my $sequence = 0;
+
+for my $arch (qw(x86_64 ppc64le)) {
+    my ($status, $requires) = query_spec($spec, $arch, 2, 0);
+    is($status, 0, "$arch native spec renders successfully");
+    my %requires = map { $_ => 1 } split /\n/, $requires;
+    ok($requires{kernel}, "$arch native kernel provides the boot image and module tree");
+    ok(!grep($requires{$_}, qw(kernel-core kernel-modules kernel-modules-extra)),
+        "$arch native spec does not select EL kernel splits or unrelated module providers");
+    ok($requires{tar}, "$arch explicitly requests its archive tool");
+    ok($requires{openssl}, "$arch explicitly requests its TLS command");
+    ok($requires{tzdata}, "$arch explicitly requests the native timezone database");
+    is(!!$requires{dmidecode}, $arch eq 'x86_64' ? 1 : '', "$arch retains the correct DMI tool requirement");
+    is(!!$requires{efibootmgr}, $arch eq 'x86_64' ? 1 : '', "$arch retains the correct EFI tool requirement");
+    SKIP: {
+        skip 'Set XCAT_GENESIS_BASE_SPEC for a committed legacy baseline', 3
+            unless $ENV{XCAT_GENESIS_BASE_SPEC};
+        for my $rhel (8, 9, 10) {
+            my ($old_status, $old_requires) = query_spec($ENV{XCAT_GENESIS_BASE_SPEC}, $arch, 0, $rhel);
+            my ($new_status, $new_requires) = query_spec($spec, $arch, 0, $rhel);
+            is_deeply([$new_status, $new_requires], [$old_status, $old_requires],
+                "$arch EL$rhel BuildRequires match the committed baseline");
+        }
+    }
+}
+
+SKIP: {
+    my ($probe_status) = run('unshare', '--user', '--map-root-user', '--mount', 'true');
+    skip 'Unprivileged user/mount namespaces unavailable', 13 if $probe_status;
+    make_path("$tmp/native-etc", "$tmp/legacy-etc", "$tmp/zones/Etc", "$tmp/zones/Native", "$tmp/modules/fixture", "$tmp/empty-zones");
+    write_file("$tmp/native-etc/openEuler-release", "openEuler release 24.03 (LTS-SP3)\n");
+    write_file("$tmp/native-etc/os-release", "ID=openEuler\n");
+    write_file("$tmp/legacy-etc/redhat-release", "Rocky Linux release 10\n");
+    write_file("$tmp/legacy-etc/os-release", "ID=rocky\n");
+    write_file("$tmp/zones/Etc/UTC", "native UTC fixture\n");
+    write_file("$tmp/zones/Native/Fixture", "native timezone fixture\n");
+    symlink('Etc/UTC', "$tmp/zones/UTC") or die $!;
+    write_file("$tmp/modules/fixture/modules.dep", join("\n",
+        'kernel/drivers/infiniband/ulp/ipoib/ib_ipoib.ko.xz:',
+        'kernel/drivers/net/ethernet/intel/e1000e/e1000e.ko:',
+        'kernel/drivers/infiniband/hw/mlx5/mlx5_ib.ko.zst:', ''));
+    my $wrapper = "$tmp/module-trace.sh";
+    write_file($wrapper, <<'SH');
+mount --make-rslave / || exit
+mount --bind "$2" /etc || exit
+mount --bind "$3" /usr/share/zoneinfo || exit
+mount --bind "$4" /lib/modules || exit
+source "$1"
+moddir=${1%/*}
+dracut_install() { printf 'file\t%s\n' "$@"; }
+inst() {
+    [[ ${FAIL_TIMEZONE:-} == "$1" ]] && return 73
+    printf 'file\t%s\n' "${2:-$1}"
+}
+find() {
+    [[ ${FAIL_FIND:-0} == 1 ]] && return 74
+    command find "$@"
+}
+inst_script() { printf 'script\t%s\n' "${1##*/}"; }
+inst_dir() { printf 'directory\t%s\n' "$@"; }
+inst_hook() { printf 'hook\t%s\t%s\t%s\n' "$1" "$2" "${3##*/}"; }
+instmods() { printf 'module\t%s\n' "$@"; }
+kernel=fixture
+if [[ $5 == kernel ]]; then installkernel; else install; fi
+SH
+    my ($native_status, $native) = trace_module($module, "$tmp/native-etc", 'install');
+    is($native_status, 0, 'native full dracut module installation requests succeed');
+    like($native, qr{^file\t/etc/openEuler-release$}m, 'native release file is a mandatory install request');
+    like($native, qr{^file\t/etc/os-release$}m, 'native os-release is a mandatory install request');
+    unlike($native, qr{^file\t/etc/redhat-release$}m, 'native payload retains its own distribution identity');
+    my @zones = sort grep { /^file\t\/usr\/share\/zoneinfo\// } split /\n/, $native;
+    is_deeply(\@zones, [map { "file\t/usr/share/zoneinfo/$_" } qw(Etc/UTC Native/Fixture UTC)],
+        'native payload copies every packaged timezone file and symlink');
+    {
+        local $ENV{FAIL_TIMEZONE} = '/usr/share/zoneinfo/Native/Fixture';
+        my ($status, $output) = trace_module($module, "$tmp/native-etc", 'install');
+        is($status, 73, 'a native timezone install failure fails dracut');
+        unlike($output, qr{^file\t/sbin/xcatroot$}m, 'a later successful copy cannot hide a timezone failure');
+    }
+    {
+        local $ENV{FAIL_FIND} = 1;
+        my ($status, $output) = trace_module($module, "$tmp/native-etc", 'install');
+        is($status, 74, 'a native timezone enumeration failure fails dracut');
+        unlike($output, qr{^file\t/sbin/xcatroot$}m, 'installation stops when timezone enumeration fails');
+    }
+    my ($empty_status) = trace_module($module, "$tmp/native-etc", 'install', "$tmp/empty-zones");
+    isnt($empty_status, 0, 'an empty native timezone database fails dracut');
+    my ($kernel_status, $drivers) = trace_module($module, "$tmp/native-etc", 'kernel');
+    is_deeply([$kernel_status, $drivers], [0, "module\tib_ipoib\nmodule\te1000e\nmodule\tmlx5_ib\n"],
+        'the full kernel installer retains Ethernet and InfiniBand modules across compression formats');
+    my ($legacy_status, $legacy) = trace_module($module, "$tmp/legacy-etc", 'install');
+    is($legacy_status, 0, 'legacy full module installation requests succeed');
+    SKIP: {
+        skip 'Set XCAT_GENESIS_BASE_MODULE for a committed legacy baseline', 1
+            unless $ENV{XCAT_GENESIS_BASE_MODULE};
+        my ($old_status, $old) = trace_module($ENV{XCAT_GENESIS_BASE_MODULE}, "$tmp/legacy-etc", 'install');
+        my @old_requests = sort split /\n/, $old;
+        my @new_requests = sort split /\n/, $legacy;
+        is_deeply([$legacy_status, \@new_requests], [$old_status, \@old_requests],
+            'all legacy install requests match the committed module baseline');
+    }
+
+    sub trace_module {
+        my ($path, $etc, $mode, $zones) = @_;
+        return run('unshare', '--user', '--map-root-user', '--mount', 'bash',
+            "$tmp/module-trace.sh", $path, $etc, $zones // "$tmp/zones", "$tmp/modules", $mode);
+    }
+}
+
+done_testing();
+
+sub query_spec {
+    my ($path, $arch, $native, $rhel) = @_;
+    return run('rpmspec', '-q', '--buildrequires', '--target', $arch,
+        '--define', 'version 2.19.0', '--define', 'release oevalidation',
+        '--define', "openEuler $native", '--define', "rhel $rhel", $path);
+}
+
+sub run {
+    my @command = @_;
+    my $log = "$tmp/command-" . ++$sequence;
+    my $pid = fork();
+    die $! unless defined($pid);
+    if (!$pid) {
+        open(STDOUT, '>', $log) or die $!;
+        open(STDERR, '>', "$log.stderr") or die $!;
+        exec(@command) or die $!;
+    }
+    waitpid($pid, 0);
+    my $status = $? >> 8;
+    open(my $fh, '<', $log) or die $!;
+    my $output = do { local $/; <$fh> } // '';
+    close($fh);
+    return ($status, $output);
+}
+
+sub write_file {
+    my ($path, $text) = @_;
+    open(my $fh, '>', $path) or die $!;
+    print {$fh} $text;
+    close($fh) or die $!;
+}
diff --git a/xCAT-test/unit/genesis_openeuler_release.t b/xCAT-test/unit/genesis_openeuler_release.t
new file mode 100644
index 000000000..c21be6dda
--- /dev/null
+++ b/xCAT-test/unit/genesis_openeuler_release.t
@@ -0,0 +1,109 @@
+use strict;
+use warnings;
+
+use Cwd qw(abs_path);
+use File::Basename qw(dirname);
+use File::Copy qw(copy);
+use File::Find qw(find);
+use File::Path qw(make_path);
+use File::Temp qw(tempdir);
+use FindBin qw($RealBin);
+use Test::More;
+
+plan skip_all => 'requires native openEuler, an unprivileged user, rpmbuild and user namespaces'
+    unless $^O eq 'linux' && $> && -f '/etc/openEuler-release'
+    && -d '/usr/lib/dracut' && system('sh', '-c', 'command -v rpmbuild >/dev/null && unshare -Ur -m true') == 0;
+
+my $root = abs_path("$RealBin/../..");
+my $spec = $ENV{XCAT_GENESIS_RELEASE_SPEC} // "$root/xCAT-genesis-builder/xCAT-genesis-base.spec";
+my $tmp = tempdir(CLEANUP => 1);
+my $support = "$tmp/build/xCAT-genesis-base-build-support";
+make_path("$support/dracut_105/el", "$tmp/bin");
+find({ no_chdir => 1, wanted => sub {
+    return unless -f $_;
+    my $relative = substr($_, length("$root/xCAT-genesis-builder/dracut_105/el/"));
+    my $target = "$support/dracut_105/el/$relative";
+    make_path(dirname($target));
+    copy($_, $target) or die "copy $_: $!";
+} }, "$root/xCAT-genesis-builder/dracut_105/el");
+copy("$root/xCAT-genesis-builder/80-net-name-slot.rules", "$support/80-net-name-slot.rules") or die $!;
+write_file("$tmp/bin/dracut", <<'SH');
+#!/bin/bash
+set -eu
+while (($#)); do
+    if [[ $1 == -f ]]; then
+        shift
+        image=$1
+    fi
+    kernel=$1
+    shift
+done
+tree="$GENESIS_RELEASE_CASE/initrd"
+mkdir -p "$tree/etc" "$tree/lib/modules/$kernel/kernel" "$tree/usr/share/zoneinfo" "$tree/usr/lib/dracut/hooks"
+cp /etc/openEuler-release "$tree/etc/"
+case "$GENESIS_RELEASE_FAILURE" in
+    ID|VERSION_ID) sed "/^${GENESIS_RELEASE_FAILURE}=/d" /etc/os-release > "$tree/etc/os-release" ;;
+    none) cp /etc/os-release "$tree/etc/os-release" ;;
+esac
+printf 'kernel/fixture.ko:\n' > "$tree/lib/modules/$kernel/modules.dep"
+printf 'fixture\n' > "$tree/lib/modules/$kernel/kernel/fixture.ko"
+cp -L /usr/share/zoneinfo/UTC "$tree/usr/share/zoneinfo/UTC"
+(cd "$tree" && find . -print0 | cpio --null -o -H newc | gzip > "$image")
+SH
+chmod 0755, "$tmp/bin/dracut" or die $!;
+write_file("$tmp/run.sh", <<'SH');
+set -eu
+mount --make-rslave /
+mount --bind "$GENESIS_RELEASE_CASE/dracut" /usr/lib/dracut
+if [[ -d /usr/share/dracut ]]; then
+    mount --bind "$GENESIS_RELEASE_CASE/dracut" /usr/share/dracut
+fi
+mount --bind "$GENESIS_RELEASE_CASE/run" /run
+for directory in /usr/share/perl5 /usr/lib64/perl5 /usr/local/lib64/perl5 /usr/local/share/perl5 /usr/share/ntp/lib; do
+    if [[ -d $directory ]]; then
+        mount --bind "$GENESIS_RELEASE_CASE/empty" "$directory"
+    fi
+done
+exec rpmbuild -bi --short-circuit --nodeps --target x86_64 \
+    --define 'version 2.19.0' --define 'release oereleasetest' \
+    --define "_topdir $GENESIS_RELEASE_CASE/rpm" \
+    --define "_builddir $GENESIS_RELEASE_BUILD" \
+    "$GENESIS_RELEASE_SPEC"
+SH
+
+for my $failure (qw(none ID VERSION_ID)) {
+    my $case = "$tmp/$failure";
+    make_path("$case/dracut/modules.d", "$case/run", "$case/rpm", "$case/empty");
+    local %ENV = %ENV;
+    @ENV{qw(GENESIS_RELEASE_CASE GENESIS_RELEASE_FAILURE GENESIS_RELEASE_BUILD GENESIS_RELEASE_SPEC)} =
+        ($case, $failure, "$tmp/build", $spec);
+    $ENV{PATH} = "$tmp/bin:$ENV{PATH}";
+    my $pid = fork();
+    die "fork: $!" unless defined $pid;
+    if (!$pid) {
+        open(STDOUT, '>', "$case/output") or die $!;
+        open(STDERR, '>&', STDOUT) or die $!;
+        exec 'unshare', '--user', '--map-root-user', '--mount', 'bash', "$tmp/run.sh";
+        die "exec: $!";
+    }
+    waitpid($pid, 0);
+    my $status = $?;
+    open(my $output, '<', "$case/output") or die $!;
+    my $text = do { local $/; <$output> };
+    close($output) or die $!;
+    if ($failure eq 'none') {
+        is($status, 0, 'complete native spec install accepts both release identity fields') or diag($text);
+    } else {
+        isnt($status, 0, "complete native spec install rejects missing $failure") or diag($text);
+        like($text, qr/\Q$failure\E: unbound variable/, "$failure cannot inherit its value from the build host") or diag($text);
+    }
+}
+
+done_testing();
+
+sub write_file {
+    my ($path, $text) = @_;
+    open(my $file, '>', $path) or die "write $path: $!";
+    print {$file} $text or die $!;
+    close($file) or die $!;
+}