diff --git a/.github/scripts/patches.sh b/.github/scripts/patches.sh
new file mode 100644
index 00000000000000..2e76371041fdf3
--- /dev/null
+++ b/.github/scripts/patches.sh
@@ -0,0 +1,33 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2023 Rivos Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+set -euo pipefail
+
+d=$(dirname "${BASH_SOURCE[0]}")
+
+parallel_log=$(mktemp -p /build)
+basesha=$(git log -1 --pretty=%H .github/scripts/patches.sh)
+patches=( $(git rev-list --reverse ${basesha}..HEAD) )
+
+echo "git-tip begin"
+git log -1 $(git log -1 --pretty=%H .github/scripts/patches.sh)^
+echo "git-tip end"
+
+patch_tot=${#patches[@]}
+rc=0
+cnt=1
+
+(while true ; do sleep 30; echo .; done) &
+progress=$!
+
+parallel -j 4 --joblog ${parallel_log} --colsep=, bash ${d}/patches/patch_tester.sh \
+	 {1} {2} {3} :::: <(
+    for i in "${patches[@]}"; do
+        echo ${i},${cnt},${patch_tot}
+        cnt=$(( cnt + 1 ))
+    done) || rc=1
+kill $progress
+cat ${parallel_log}
+
diff --git a/.github/scripts/patches/patch_tester.sh b/.github/scripts/patches/patch_tester.sh
new file mode 100644
index 00000000000000..f2aa97a62d01ad
--- /dev/null
+++ b/.github/scripts/patches/patch_tester.sh
@@ -0,0 +1,42 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2023 Rivos Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+set -euo pipefail
+
+d=$(dirname "${BASH_SOURCE[0]}")
+
+sha1=$1
+patch_num=$2
+patch_tot=$3
+
+worktree=$(mktemp -d -p /build)
+git worktree add $worktree ${sha1} &>/dev/null
+cd $worktree
+
+rc=0
+tests=( $(ls ${d}/tests/*.sh) )
+tcnt=1
+for j in "${tests[@]}"; do
+    git reset --hard ${sha1} &>/dev/null
+    msg="Patch ${patch_num}/${patch_tot}: Test ${tcnt}/${#tests[@]}: ${j}"
+    echo "::group::${msg}"
+    testrc=0
+    bash ${j} || testrc=$?
+    echo "::endgroup::"
+    if (( $testrc == 250 )); then
+        rc=1
+        echo "::warning::WARN ${msg}"
+    elif (( $testrc )); then
+        rc=1
+        echo "::error::FAIL ${msg}"
+    else
+        echo "::notice::OK ${msg}"
+    fi
+    tcnt=$(( tcnt + 1 ))
+done
+
+git worktree remove $worktree &>/dev/null || true
+
+exit $rc
diff --git a/.github/scripts/patches/tests/build_rv32_defconfig.sh b/.github/scripts/patches/tests/build_rv32_defconfig.sh
new file mode 100644
index 00000000000000..c04b5598ab2d2f
--- /dev/null
+++ b/.github/scripts/patches/tests/build_rv32_defconfig.sh
@@ -0,0 +1,23 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (c) 2022 by Rivos Inc.
+
+tmpdir=build
+tmpfile=$(mktemp -p /build)
+rc=0
+
+tuxmake --wrapper ccache --target-arch riscv --directory . \
+        --environment=KBUILD_BUILD_TIMESTAMP=@1621270510 \
+        --environment=KBUILD_BUILD_USER=tuxmake --environment=KBUILD_BUILD_HOST=tuxmake \
+        -o $tmpdir --toolchain llvm -z none -k rv32_defconfig \
+        CROSS_COMPILE=riscv64-linux- \
+        >$tmpfile 2>/dev/null || rc=1
+
+if [ $rc -ne 0 ]; then
+        grep "\(warning\|error\):" $tmpfile
+fi
+
+rm -rf $tmpdir $tmpfile
+
+exit $rc
diff --git a/.github/scripts/patches/tests/build_rv64_clang_allmodconfig.sh b/.github/scripts/patches/tests/build_rv64_clang_allmodconfig.sh
new file mode 100644
index 00000000000000..a6e5680111eb73
--- /dev/null
+++ b/.github/scripts/patches/tests/build_rv64_clang_allmodconfig.sh
@@ -0,0 +1,108 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (C) 2019 Netronome Systems, Inc.
+
+# Modified tests/patch/build_defconfig_warn.sh for RISC-V builds
+
+tmpfile_e=$(mktemp -p /build)
+tmpfile_o=$(mktemp -p /build)
+tmpfile_n=$(mktemp -p /build)
+
+tmpdir_b=build_llvm
+tmpdir_o=output
+
+rc=0
+
+echo "Redirect to $tmpfile_o and $tmpfile_n"
+
+HEAD=$(git rev-parse HEAD)
+
+echo "Tree base:"
+git log -1 --pretty='%h ("%s")' HEAD~
+
+echo "Building the whole tree with the patch"
+
+tuxmake --wrapper ccache --target-arch riscv -e PATH=$PATH --directory . \
+        --environment=KBUILD_BUILD_TIMESTAMP=@1621270510 \
+        --environment=KBUILD_BUILD_USER=tuxmake --environment=KBUILD_BUILD_HOST=tuxmake \
+        -o $tmpdir_o -b $tmpdir_b --toolchain llvm -z none --kconfig allmodconfig \
+        -K CONFIG_WERROR=n -K CONFIG_RANDSTRUCT_NONE=y -K CONFIG_SAMPLES=n W=1 \
+        CROSS_COMPILE=riscv64-linux- \
+        config default \
+        >$tmpfile_e 2>/dev/null || rc=1
+
+if [ $rc -eq 1 ]; then
+        grep "\(error\):" $tmpfile_e
+        rm -rf $tmpdir_o $tmpfile_o $tmpfile_n $tmpdir_b $tmpfile_e
+        exit $rc
+fi
+
+current=$(grep -c "\(warning\|error\):" $tmpfile_n)
+
+git checkout -q HEAD~
+
+echo "Building the tree before the patch"
+
+tuxmake --wrapper ccache --target-arch riscv -e PATH=$PATH --directory . \
+        --environment=KBUILD_BUILD_TIMESTAMP=@1621270510 \
+        --environment=KBUILD_BUILD_USER=tuxmake --environment=KBUILD_BUILD_HOST=tuxmake \
+        -o $tmpdir_o -b $tmpdir_b --toolchain llvm -z none --kconfig allmodconfig \
+        -K CONFIG_WERROR=n -K CONFIG_RANDSTRUCT_NONE=y W=1 \
+        CROSS_COMPILE=riscv64-linux- \
+        config default \
+        >$tmpfile_o 2>/dev/null
+
+incumbent=$(grep -c "\(warning\|error\):" $tmpfile_o)
+
+git checkout -q $HEAD
+
+echo "Building the tree with the patch"
+
+tuxmake --wrapper ccache --target-arch riscv -e PATH=$PATH --directory . \
+        --environment=KBUILD_BUILD_TIMESTAMP=@1621270510 \
+        --environment=KBUILD_BUILD_USER=tuxmake --environment=KBUILD_BUILD_HOST=tuxmake \
+        -o $tmpdir_o -b $tmpdir_b --toolchain llvm -z none --kconfig allmodconfig \
+        -K CONFIG_WERROR=n -K CONFIG_RANDSTRUCT_NONE=y W=1 \
+        CROSS_COMPILE=riscv64-linux- \
+        config default \
+        >$tmpfile_n 2>/dev/null || rc=1
+
+if [ $rc -eq 1 ]; then
+        grep "\(warning\|error\):" $tmpfile_n
+        rm -rf $tmpdir_o $tmpfile_o $tmpfile_n $tmpdir_b
+        exit $rc
+fi
+
+current=$(grep -c "\(warning\|error\):" $tmpfile_n)
+
+if [ $current -gt $incumbent ]; then
+        echo "New errors added:"
+
+        tmpfile_errors_before=$(mktemp -p /build)
+        tmpfile_errors_now=$(mktemp -p /build)
+        grep "\(warning\|error\):" $tmpfile_o | sort | uniq -c > $tmpfile_errors_before
+        grep "\(warning\|error\):" $tmpfile_n | sort | uniq -c > $tmpfile_errors_now
+
+        diff -U 0 $tmpfile_errors_before $tmpfile_errors_now
+
+        rm $tmpfile_errors_before $tmpfile_errors_now
+
+        echo "Per-file breakdown"
+        tmpfile_fo=$(mktemp -p /build)
+        tmpfile_fn=$(mktemp -p /build)
+
+        grep "\(warning\|error\):" $tmpfile_o | sed -n 's@\(^\.\./[/a-zA-Z0-9_.-]*.[ch]\):.*@\1@p' | sort | uniq -c \
+          > $tmpfile_fo
+        grep "\(warning\|error\):" $tmpfile_n | sed -n 's@\(^\.\./[/a-zA-Z0-9_.-]*.[ch]\):.*@\1@p' | sort | uniq -c \
+          > $tmpfile_fn
+
+        diff -U 0 $tmpfile_fo $tmpfile_fn
+        rm $tmpfile_fo $tmpfile_fn
+        echo "pre: $incumbent post: $current"
+        rc=1
+fi
+
+rm -rf $tmpdir_o $tmpfile_o $tmpfile_n $tmpdir_b $tmpfile_e
+
+exit $rc
diff --git a/.github/scripts/patches/tests/build_rv64_gcc_allmodconfig.sh b/.github/scripts/patches/tests/build_rv64_gcc_allmodconfig.sh
new file mode 100644
index 00000000000000..819472d9fa0e5e
--- /dev/null
+++ b/.github/scripts/patches/tests/build_rv64_gcc_allmodconfig.sh
@@ -0,0 +1,107 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (C) 2019 Netronome Systems, Inc.
+
+# Modified tests/patch/build_defconfig_warn.sh for RISC-V builds
+
+tmpfile_e=$(mktemp -p /build)
+tmpfile_o=$(mktemp -p /build)
+tmpfile_n=$(mktemp -p /build)
+
+tmpdir_b=build_gcc
+tmpdir_o=output
+
+rc=0
+
+echo "Redirect to $tmpfile_o and $tmpfile_n"
+
+HEAD=$(git rev-parse HEAD)
+
+echo "Tree base:"
+git log -1 --pretty='%h ("%s")' HEAD~
+
+echo "Building the whole tree with the patch"
+
+tuxmake --wrapper ccache --target-arch riscv -e PATH=$PATH --directory . \
+        --environment=KBUILD_BUILD_TIMESTAMP=@1621270510 \
+        --environment=KBUILD_BUILD_USER=tuxmake --environment=KBUILD_BUILD_HOST=tuxmake \
+        -o $tmpdir_o -b $tmpdir_b --toolchain gcc -z none --kconfig allmodconfig \
+        -K CONFIG_WERROR=n -K CONFIG_GCC_PLUGINS=n W=1 \
+        CROSS_COMPILE=riscv64-linux- \
+        config default \
+        >$tmpfile_e 2>/dev/null || rc=1
+
+if [ $rc -eq 1 ]; then
+        grep "\(error\):" $tmpfile_e
+        rm -rf $tmpdir_o $tmpfile_o $tmpfile_n $tmpdir_b $tmpfile_e
+        exit $rc
+fi
+
+git checkout -q HEAD~
+
+echo "Building the tree before the patch"
+
+tuxmake --wrapper ccache --target-arch riscv -e PATH=$PATH --directory . \
+        --environment=KBUILD_BUILD_TIMESTAMP=@1621270510 \
+        --environment=KBUILD_BUILD_USER=tuxmake --environment=KBUILD_BUILD_HOST=tuxmake \
+        -o $tmpdir_o -b $tmpdir_b --toolchain gcc -z none --kconfig allmodconfig \
+        -K CONFIG_WERROR=n -K CONFIG_GCC_PLUGINS=n W=1 \
+        CROSS_COMPILE=riscv64-linux- \
+        config default \
+        >$tmpfile_o 2>/dev/null
+
+incumbent=$(grep -c "\(warning\|error\):" $tmpfile_o)
+
+git checkout -q $HEAD
+
+echo "Building the tree with the patch"
+
+tuxmake --wrapper ccache --target-arch riscv -e PATH=$PATH --directory . \
+        --environment=KBUILD_BUILD_TIMESTAMP=@1621270510 \
+        --environment=KBUILD_BUILD_USER=tuxmake --environment=KBUILD_BUILD_HOST=tuxmake \
+        -o $tmpdir_o -b $tmpdir_b --toolchain gcc -z none --kconfig allmodconfig \
+        -K CONFIG_WERROR=n -K CONFIG_GCC_PLUGINS=n W=1 \
+        CROSS_COMPILE=riscv64-linux- \
+        config default \
+        >$tmpfile_n 2>/dev/null || rc=1
+
+if [ $rc -eq 1 ]; then
+        grep "\(warning\|error\):" $tmpfile_n
+        rm -rf $tmpdir_o $tmpfile_o $tmpfile_n $tmpdir_b
+        exit $rc
+fi
+
+current=$(grep -c "\(warning\|error\):" $tmpfile_n)
+
+if [ $current -gt $incumbent ]; then
+        echo "New errors added:"
+
+        tmpfile_errors_before=$(mktemp -p /build)
+        tmpfile_errors_now=$(mktemp -p /build)
+        grep "\(warning\|error\):" $tmpfile_o | sort | uniq -c > $tmpfile_errors_before
+        grep "\(warning\|error\):" $tmpfile_n | sort | uniq -c > $tmpfile_errors_now
+
+        diff -U 0 $tmpfile_errors_before $tmpfile_errors_now
+
+        rm $tmpfile_errors_before $tmpfile_errors_now
+
+        echo "Per-file breakdown"
+        tmpfile_fo=$(mktemp -p /build)
+        tmpfile_fn=$(mktemp -p /build)
+
+        grep "\(warning\|error\):" $tmpfile_o | sed -n 's@\(^\.\./[/a-zA-Z0-9_.-]*.[ch]\):.*@\1@p' | sort | uniq -c \
+          > $tmpfile_fo
+        grep "\(warning\|error\):" $tmpfile_n | sed -n 's@\(^\.\./[/a-zA-Z0-9_.-]*.[ch]\):.*@\1@p' | sort | uniq -c \
+          > $tmpfile_fn
+
+        diff -U 0 $tmpfile_fo $tmpfile_fn
+        rm $tmpfile_fo $tmpfile_fn
+        echo "pre: $incumbent post: $current"
+
+        rc=1
+fi
+
+rm -rf $tmpdir_o $tmpfile_o $tmpfile_n $tmpdir_b $tmpfile_e
+
+exit $rc
diff --git a/.github/scripts/patches/tests/build_rv64_nommu_k210_defconfig.sh b/.github/scripts/patches/tests/build_rv64_nommu_k210_defconfig.sh
new file mode 100644
index 00000000000000..76c11794f1bea2
--- /dev/null
+++ b/.github/scripts/patches/tests/build_rv64_nommu_k210_defconfig.sh
@@ -0,0 +1,23 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (c) 2022 by Rivos Inc.
+
+tmpdir=$(mktemp -d -p /build)
+tmpfile=$(mktemp -p /build)
+rc=0
+
+tuxmake --wrapper ccache --target-arch riscv --directory . \
+        --environment=KBUILD_BUILD_TIMESTAMP=@1621270510 \
+        --environment=KBUILD_BUILD_USER=tuxmake --environment=KBUILD_BUILD_HOST=tuxmake \
+        -o $tmpdir --toolchain gcc -z none -k nommu_k210_defconfig \
+        CROSS_COMPILE=riscv64-linux- \
+        >$tmpfile 2>/dev/null || rc=1
+
+if [ $rc -ne 0 ]; then
+        grep "\(warning\|error\):" $tmpfile
+fi
+
+rm -rf $tmpdir $tmpfile
+
+exit $rc
diff --git a/.github/scripts/patches/tests/build_rv64_nommu_virt_defconfig.sh b/.github/scripts/patches/tests/build_rv64_nommu_virt_defconfig.sh
new file mode 100644
index 00000000000000..97145a1819eb64
--- /dev/null
+++ b/.github/scripts/patches/tests/build_rv64_nommu_virt_defconfig.sh
@@ -0,0 +1,23 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (c) 2022 by Rivos Inc.
+
+tmpdir=$(mktemp -d -p /build)
+tmpfile=$(mktemp -p /build)
+rc=0
+
+tuxmake --wrapper ccache --target-arch riscv --directory . \
+        --environment=KBUILD_BUILD_TIMESTAMP=@1621270510 \
+        --environment=KBUILD_BUILD_USER=tuxmake --environment=KBUILD_BUILD_HOST=tuxmake \
+        -o $tmpdir --toolchain gcc -z none -k nommu_virt_defconfig \
+        CROSS_COMPILE=riscv64-linux- \
+        >$tmpfile 2>/dev/null || rc=1
+
+if [ $rc -ne 0 ]; then
+        grep "\(warning\|error\):" $tmpfile
+fi
+
+rm -rf $tmpdir $tmpfile
+
+exit $rc
diff --git a/.github/scripts/patches/tests/checkpatch.sh b/.github/scripts/patches/tests/checkpatch.sh
new file mode 100644
index 00000000000000..ca3946efbf6038
--- /dev/null
+++ b/.github/scripts/patches/tests/checkpatch.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (C) 2019 Netronome Systems, Inc.
+
+IGNORED=\
+COMMIT_LOG_LONG_LINE,\
+MACRO_ARG_REUSE,\
+ALLOC_SIZEOF_STRUCT,\
+NO_AUTHOR_SIGN_OFF,\
+GIT_COMMIT_ID,\
+CAMELCASE
+
+tmpfile=$(mktemp -p /build)
+
+./scripts/checkpatch.pl --strict --ignore=$IGNORED -g HEAD | tee $tmpfile
+
+grep 'total: 0 errors, 0 warnings, 0 checks' $tmpfile
+ret=$?
+
+# return 250 (warning) if there are not errors
+[ $ret -ne 0 ] && grep -P 'total: 0 errors, \d+ warnings, \d+ checks' $tmpfile && ret=250
+
+if [ $ret -ne 0 ]; then
+        grep '\(WARNING\|ERROR\|CHECK\): ' $tmpfile | LC_COLLATE=C sort -u
+else
+        grep 'total: ' $tmpfile | LC_COLLATE=C sort -u
+fi
+
+rm $tmpfile
+
+exit $ret
+
+# ./scripts/checkpatch.pl --ignore=SPACING_CAST,LONG_LINE,LONG_LINE_COMMENT,LONG_LINE_STRING,LINE_SPACING_STRUCT,FILE_PATH_CHANGES,CAMELCASE,OPEN_ENDED_LINE,AVOID_EXTERNS_HEADER,UNCOMMENTED_DEFINITION
diff --git a/.github/scripts/patches/tests/dtb_warn_rv64.sh b/.github/scripts/patches/tests/dtb_warn_rv64.sh
new file mode 100644
index 00000000000000..1ab4cfcb8c4fa3
--- /dev/null
+++ b/.github/scripts/patches/tests/dtb_warn_rv64.sh
@@ -0,0 +1,61 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (C) 2019 Netronome Systems, Inc.
+
+# Modified tests/patch/build_defconfig_warn.sh for RISC-V builds
+
+tmpfile_o=$(mktemp -p /build)
+tmpfile_n=$(mktemp -p /build)
+
+tmpdir_o=$(mktemp -d -p /build)
+tmpdir_n=$(mktemp -d -p /build)
+
+rc=0
+
+echo "Redirect to $tmpfile_o and $tmpfile_n"
+
+HEAD=$(git rev-parse HEAD)
+
+echo "Tree base:"
+git log -1 --pretty='%h ("%s")' HEAD~
+
+git checkout -q HEAD~
+
+echo "Building the tree before the patch"
+
+make -C . O=$tmpdir_o ARCH=riscv CROSS_COMPILE=riscv64-linux- \
+        defconfig
+
+make -C . O=$tmpdir_o ARCH=riscv CROSS_COMPILE=riscv64-linux- \
+        dtbs_check W=1 -j$(nproc) \
+        2> >(tee $tmpfile_o)
+
+incumbent=$(cat $tmpfile_o | grep -v "From schema" | wc -l)
+
+echo "Building the tree with the patch"
+
+git checkout -q $HEAD
+
+make -C . O=$tmpdir_n ARCH=riscv CROSS_COMPILE=riscv64-linux- \
+        defconfig
+
+make -C . O=$tmpdir_n ARCH=riscv CROSS_COMPILE=riscv64-linux- \
+        dtbs_check W=1 -j$(nproc) \
+        2> >(tee $tmpfile_n) || rc=1
+
+current=$(cat $tmpfile_n | grep -v "From schema" | wc -l)
+
+if [ $current -gt $incumbent ]; then
+        echo "Errors and warnings before: $incumbent this patch: $current"
+        echo "New errors added"
+        sed -i 's|^.*arch|arch|g' $tmpfile_o
+        sed -i 's|^.*arch|arch|g' $tmpfile_n
+        diff -U 0 $tmpfile_o $tmpfile_n
+
+        rc=1
+fi
+
+rm -rf $tmpdir_o $tmpdir_n $tmpfile_o $tmpfile_n
+
+exit $rc
diff --git a/.github/scripts/patches/tests/header_inline.sh b/.github/scripts/patches/tests/header_inline.sh
new file mode 100644
index 00000000000000..3b33d5ebd91ab0
--- /dev/null
+++ b/.github/scripts/patches/tests/header_inline.sh
@@ -0,0 +1,19 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (c) 2020 Facebook
+
+inlines=$(
+    git show -- '*.h' | grep -C1 -P '^\+static (?!(__always_)?inline).*\(';
+    git show -- '*.h' | grep -C1 -P '^\+(static )?(?!(__always_)?inline )((unsigned|long|short) )*(char|bool|void|int|u[0-9]*) [0-9A-Za-z_]*\(.*\) *{'
+       )
+
+if [ -z "$inlines" ]; then
+        exit 0
+fi
+
+msg="Detected static functions without inline keyword in header files:"
+echo -e "$msg\n$inlines"
+count=$( (echo "---"; echo "$inlines") | grep '^---$' | wc -l)
+echo "$msg $count"
+exit 1
diff --git a/.github/scripts/patches/tests/kdoc.sh b/.github/scripts/patches/tests/kdoc.sh
new file mode 100644
index 00000000000000..2fc8141e84790d
--- /dev/null
+++ b/.github/scripts/patches/tests/kdoc.sh
@@ -0,0 +1,50 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (C) 2019 Netronome Systems, Inc.
+# Copyright (c) 2020 Facebook
+
+tmpfile_o=$(mktemp -p /build)
+tmpfile_n=$(mktemp -p /build)
+rc=0
+
+files=$(git show --pretty="" --name-only HEAD)
+
+HEAD=$(git rev-parse HEAD)
+
+echo "Checking the tree before the patch"
+git checkout -q HEAD~
+./scripts/kernel-doc -none $files 2> >(tee $tmpfile_o)
+
+incumbent=$(grep -v 'Error: Cannot open file ' $tmpfile_o | wc -l)
+
+echo "Checking the tree with the patch"
+
+git checkout -q $HEAD
+./scripts/kernel-doc -none $files 2> >(tee $tmpfile_n)
+
+current=$(grep -v 'Error: Cannot open file ' $tmpfile_n | wc -l)
+
+
+if [ $current -gt $incumbent ]; then
+        echo "Errors and warnings before: $incumbent this patch: $current"
+        echo "New warnings added"
+        diff $tmpfile_o $tmpfile_n
+
+        echo "Per-file breakdown"
+        tmpfile_fo=$(mktemp -p /build)
+        tmpfile_fn=$(mktemp -p /build)
+
+        grep -i "\(warn\|error\)" $tmpfile_o | sed -n 's@\(^\.\./[/a-zA-Z0-9_.-]*.[ch]\):.*@\1@p' | sort | uniq -c \
+          >$tmpfile_fo
+        grep -i "\(warn\|error\)" $tmpfile_n | sed -n 's@\(^\.\./[/a-zA-Z0-9_.-]*.[ch]\):.*@\1@p' | sort | uniq -c \
+          >$tmpfile_fn
+
+        diff $tmpfile_fo $tmpfile_fn
+        rm $tmpfile_fo $tmpfile_fn
+        rc=1
+fi
+
+rm $tmpfile_o $tmpfile_n
+
+exit $rc
diff --git a/.github/scripts/patches/tests/module_param.sh b/.github/scripts/patches/tests/module_param.sh
new file mode 100644
index 00000000000000..3af83b63699b14
--- /dev/null
+++ b/.github/scripts/patches/tests/module_param.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (c) 2020 Facebook
+
+params=$(git show | grep -i '^\+.*module_param')
+new_params=$(git show | grep -ic '^\+.*module_param')
+old_params=$(git show | grep -ic '^\-.*module_param')
+
+echo "Was $old_params now: $new_params"
+
+if [ -z "$params" ]; then
+        exit 0
+fi
+
+echo -e "Detected module_param\n$params"
+if [ $new_params -eq $old_params ]; then
+        exit 250
+fi
+
+exit 1
diff --git a/.github/scripts/patches/tests/verify_fixes.sh b/.github/scripts/patches/tests/verify_fixes.sh
new file mode 100644
index 00000000000000..23795485e4ffab
--- /dev/null
+++ b/.github/scripts/patches/tests/verify_fixes.sh
@@ -0,0 +1,212 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (C) 2019 Stephen Rothwell <sfr@canb.auug.org.au>
+# Copyright (C) 2019 Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+# Copyright (c) 2020 Facebook
+#
+# Verify that the "Fixes:" tag is correct in a kernel commit
+#
+# usage:
+#	verify_fixes.sh GIT_RANGE
+#
+# To test just the HEAD commit do:
+#	verify_fixes.sh HEAD^..HEAD
+#
+#
+# Thanks to Stephen Rothwell <sfr@canb.auug.org.au> for the majority of this code
+#
+
+# Only thing you might want to change here, the location of where Linus's git
+# tree is on your system:
+
+##########################################
+# No need to touch anything below here
+
+split_re='^([Cc][Oo][Mm][Mm][Ii][Tt])?[[:space:]]*([[:xdigit:]]{5,})([[:space:]]*)(.*)$'
+nl=$'\n'
+tab=$'\t'
+
+help()
+{
+	echo "error, git range not found"
+	echo "usage:"
+	echo "	$0 GIT_RANGE"
+	exit 1
+}
+
+# Strip the leading and training spaces from a string
+strip_spaces()
+{
+	[[ "$1" =~ ^[[:space:]]*(.*[^[:space:]])[[:space:]]*$ ]]
+	echo "${BASH_REMATCH[1]}"
+}
+
+verify_fixes()
+{
+	git_range=$1
+	error=0
+	commits=$(git rev-list --no-merges -i --grep='^[[:space:]]*Fixes:' "${git_range}")
+	if [ -z "$commits" ]; then
+                echo "No Fixes tag"
+	        return 0
+	fi
+
+	for c in $commits; do
+
+		commit_log=$(git log -1 --format='%h ("%s")' "$c")
+#			commit_msg="In commit:
+#	$commit_log
+#"
+			commit_msg="Commit: $commit_log
+"
+
+		fixes_lines=$(git log -1 --format='%B' "$c" |
+				grep -i '^[[:space:]]*Fixes:')
+
+		while read -r fline; do
+			[[ "$fline" =~ ^[[:space:]]*[Ff][Ii][Xx][Ee][Ss]:[[:space:]]*(.*)$ ]]
+			f="${BASH_REMATCH[1]}"
+#			fixes_msg="	Fixes tag:
+#		$fline
+#	Has these problem(s):
+#"
+			fixes_msg="	Fixes tag: $fline
+	Has these problem(s):
+"
+			sha=
+			subject=
+			msg=
+
+			if git log -1 --format='%B' "$c" | tr '\n' '#' | grep -qF "##$fline##"; then
+				msg="${msg:+${msg}${nl}}${tab}${tab}- empty lines surround the Fixes tag"
+				error=$(( error + 1 ))
+			fi
+
+			if [[ "$f" =~ $split_re ]]; then
+				first="${BASH_REMATCH[1]}"
+				sha="${BASH_REMATCH[2]}"
+				spaces="${BASH_REMATCH[3]}"
+				subject="${BASH_REMATCH[4]}"
+				if [ "$first" ]; then
+					msg="${msg:+${msg}${nl}}${tab}${tab}- leading word '$first' unexpected"
+					error=$(( error + 1 ))
+				fi
+				if [ -z "$subject" ]; then
+					msg="${msg:+${msg}${nl}}${tab}${tab}- missing subject"
+					error=$(( error + 1 ))
+				elif [ -z "$spaces" ]; then
+					msg="${msg:+${msg}${nl}}${tab}${tab}- missing space between the SHA1 and the subject"
+					error=$(( error + 1 ))
+				fi
+			else
+				printf '%s%s\t\t- %s\n' "$commit_msg" "$fixes_msg" 'No SHA1 recognised'
+				error=$(( error + 1 ))
+				commit_msg=''
+				continue
+			fi
+			if ! git rev-parse -q --verify "$sha" >/dev/null; then
+				printf '%s%s\t\t- %s\n' "$commit_msg" "$fixes_msg" 'Target SHA1 does not exist'
+				error=$(( error + 1 ))
+				commit_msg=''
+				continue
+			fi
+
+			if [ "${#sha}" -lt 12 ]; then
+				msg="${msg:+${msg}${nl}}${tab}${tab}- SHA1 should be at least 12 digits long${nl}${tab}${tab}  Can be fixed by setting core.abbrev to 12 (or more) or (for git v2.11${nl}${tab}${tab}  or later) just making sure it is not set (or set to \"auto\")."
+				error=$(( error + 1 ))
+			fi
+			# reduce the subject to the part between () if there
+			if [[ "$subject" =~ ^\((.*)\) ]]; then
+				subject="${BASH_REMATCH[1]}"
+			elif [[ "$subject" =~ ^\((.*) ]]; then
+				subject="${BASH_REMATCH[1]}"
+				msg="${msg:+${msg}${nl}}${tab}${tab}- Subject has leading but no trailing parentheses"
+				error=$(( error + 1 ))
+			fi
+
+			# strip matching quotes at the start and end of the subject
+			# the unicode characters in the classes are
+			# U+201C LEFT DOUBLE QUOTATION MARK
+			# U+201D RIGHT DOUBLE QUOTATION MARK
+			# U+2018 LEFT SINGLE QUOTATION MARK
+			# U+2019 RIGHT SINGLE QUOTATION MARK
+			re1=$'^[\"\u201C](.*)[\"\u201D]$'
+			re2=$'^[\'\u2018](.*)[\'\u2019]$'
+			re3=$'^[\"\'\u201C\u2018](.*)$'
+			if [[ "$subject" =~ $re1 ]]; then
+				subject="${BASH_REMATCH[1]}"
+			elif [[ "$subject" =~ $re2 ]]; then
+				subject="${BASH_REMATCH[1]}"
+			elif [[ "$subject" =~ $re3 ]]; then
+				subject="${BASH_REMATCH[1]}"
+				msg="${msg:+${msg}${nl}}${tab}${tab}- Subject has leading but no trailing quotes"
+				error=$(( error + 1 ))
+			fi
+
+			subject=$(strip_spaces "$subject")
+
+			target_subject=$(git log -1 --format='%s' "$sha")
+			target_subject=$(strip_spaces "$target_subject")
+
+			# match with ellipses
+			case "$subject" in
+			*...)	subject="${subject%...}"
+				target_subject="${target_subject:0:${#subject}}"
+				;;
+			...*)	subject="${subject#...}"
+				target_subject="${target_subject: -${#subject}}"
+				;;
+			*\ ...\ *)
+				s1="${subject% ... *}"
+				s2="${subject#* ... }"
+				subject="$s1 $s2"
+				t1="${target_subject:0:${#s1}}"
+				t2="${target_subject: -${#s2}}"
+				target_subject="$t1 $t2"
+				;;
+			esac
+			subject=$(strip_spaces "$subject")
+			target_subject=$(strip_spaces "$target_subject")
+
+			if [ "$subject" != "${target_subject:0:${#subject}}" ]; then
+				msg="${msg:+${msg}${nl}}${tab}${tab}- Subject does not match target commit subject${nl}${tab}${tab}  Just use${nl}${tab}${tab}${tab}git log -1 --format='Fixes: %h (\"%s\")'"
+				error=$(( error + 1 ))
+			fi
+			lsha=$(git rev-parse -q --verify "$sha")
+			if [ -z "$lsha" ]; then
+				count=$(git rev-list --count "$sha".."$c")
+				if [ "$count" -eq 0 ]; then
+					msg="${msg:+${msg}${nl}}${tab}${tab}- Target is not an ancestor of this commit"
+					error=$(( error + 1 ))
+				fi
+			fi
+
+			if [ "$msg" ]; then
+				printf '%s%s%s\n' "$commit_msg" "$fixes_msg" "$msg"
+				commit_msg=''
+				# Make sure we don't accidentally miss anything.
+				if [ $error -eq 0 ]; then
+					echo 'Whoops! $error out of sync with $msg'
+					error=1
+				fi
+			fi
+		done <<< "$fixes_lines"
+	done
+
+if [ ${error} -ne 0 ] ; then
+		echo "Problems with Fixes tag: $error"
+		exit 1
+	fi
+	echo "Fixes tag looks correct"
+	return 0
+}
+
+git_range="HEAD~..HEAD"
+
+if [ "${git_range}" == "" ] ; then
+	help
+fi
+
+verify_fixes "${git_range}"
+exit 0
diff --git a/.github/scripts/patches/tests/verify_signedoff.sh b/.github/scripts/patches/tests/verify_signedoff.sh
new file mode 100644
index 00000000000000..efd2366cb52195
--- /dev/null
+++ b/.github/scripts/patches/tests/verify_signedoff.sh
@@ -0,0 +1,81 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (C) 2019 Stephen Rothwell <sfr@canb.auug.org.au>
+# Copyright (C) 2019 Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+#
+# Verify that the signed-off-by chain looks correct for a range of git commits.
+#
+# usage:
+#	verify_signedoff.sh GIT_RANGE
+#
+# To test just the HEAD commit do:
+#	verify_signedoff.sh HEAD^..HEAD
+#
+#
+# Thanks to Stephen Rothwell <sfr@canb.auug.org.au> for the majority of this code
+#
+
+help()
+{
+	echo "error, git range not found"
+	echo "usage:"
+	echo "	$0 GIT_RANGE"
+	exit 1
+}
+
+verify_signedoff()
+{
+	git_range=$1
+	error=false
+	for c in $(git rev-list --no-merges "${git_range}"); do
+		ae=$(git log -1 --format='%ae' "$c")
+		aE=$(git log -1 --format='%aE' "$c")
+		an=$(git log -1 --format='%an' "$c")
+		aN=$(git log -1 --format='%aN' "$c")
+		ce=$(git log -1 --format='%ce' "$c")
+		cE=$(git log -1 --format='%cE' "$c")
+		cn=$(git log -1 --format='%cn' "$c")
+		cN=$(git log -1 --format='%cN' "$c")
+		sob=$(git log -1 --format='%b' "$c" | grep -i '^[[:space:]]*Signed-off-by:')
+
+		am=false
+		cm=false
+		grep -i -q "<$ae>" <<<"$sob" ||
+			grep -i -q "<$aE>" <<<"$sob" ||
+			grep -i -q ":[[:space:]]*${an}[[:space:]]*<" <<<"$sob" ||
+			grep -i -q ":[[:space:]]*${aN}[[:space:]]*<" <<<"$sob" ||
+			am=true
+		grep -i -q "<$ce>" <<<"$sob" ||
+			grep -i -q "<$cE>" <<<"$sob" ||
+			grep -i -q ":[[:space:]]*${cn}[[:space:]]*<" <<<"$sob" ||
+			grep -i -q ":[[:space:]]*${cN}[[:space:]]*<" <<<"$sob" ||
+			cm=true
+
+		if "$am" || "$cm"; then
+			printf "Commit %s\n" "$(git show -s --abbrev-commit --abbrev=12 --pretty=format:"%h (\"%s\")%n" "${c}")"
+			"$am" && printf "\tauthor Signed-off-by missing\n"
+			"$cm" && printf "\tcommitter Signed-off-by missing\n"
+			printf "\tauthor email:    %s\n" "$ae"
+			printf "\tcommitter email: %s\n"  "$ce"
+			readarray -t s <<< "${sob}"
+			printf "\t%s\n" "${s[@]}"
+			printf "\n"
+			error=true
+		fi
+	done
+	if "$error"; then
+		echo "Errors in tree with Signed-off-by, please fix!"
+		exit 1
+	fi
+        echo "Signed-off-by tag matches author and committer"
+}
+
+git_range="HEAD~..HEAD"
+
+if [ "${git_range}" == "" ] ; then
+	help
+fi
+
+verify_signedoff "${git_range}"
+exit 0
diff --git a/.github/scripts/series.sh b/.github/scripts/series.sh
new file mode 100644
index 00000000000000..1a492f4d5756e5
--- /dev/null
+++ b/.github/scripts/series.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2023 Rivos Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+set -euo pipefail
+
+d=$(dirname "${BASH_SOURCE[0]}")
+
+echo "git-tip begin"
+git log -1 $(git log -1 --pretty=%H .github/scripts/patches.sh)^
+echo "git-tip end"
+
+${d}/series/build_kernels.sh
+${d}/series/run_tests.sh
diff --git a/.github/scripts/series/build_kernel.sh b/.github/scripts/series/build_kernel.sh
new file mode 100755
index 00000000000000..468e7c3a1e0a53
--- /dev/null
+++ b/.github/scripts/series/build_kernel.sh
@@ -0,0 +1,77 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2023 Rivos Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+set -x
+set -euo pipefail
+
+d=$(dirname "${BASH_SOURCE[0]}")
+lnxroot=$(pwd)
+
+xlen=$1
+config=$2
+fragment=$3
+toolchain=$4
+output=$5
+install=$6
+
+triple=riscv64-linux-
+
+make_gcc() {
+    make LOCALVERSION=$local_version O=$output ARCH=riscv CROSS_COMPILE=$triple \
+         "CC=ccache ${triple}gcc" 'HOSTCC=ccache gcc' $*
+}
+
+make_llvm() {
+    make LOCALVERSION=$local_version O=$output ARCH=riscv CROSS_COMPILE=$triple \
+         LLVM=1 LLVM_IAS=1 'CC=ccache clang' 'HOSTCC=ccache clang' $*
+}
+
+make_wrap() {
+    if [ $toolchain == "llvm" ]; then
+        make_llvm $*
+    else
+        make_gcc $*
+    fi
+}
+
+local_version="-${config//_/-}_$(basename $fragment)"
+name="${xlen}_${toolchain}_${config//_/-}_$(basename $fragment)"
+
+rm -rf ${output}
+mkdir -p ${output}
+mkdir -p "${install}/${name}"
+
+if [[ $config == "allmodconfig" || $config == "randconfig" ]]; then
+    make_wrap KCONFIG_ALLCONFIG=$lnxroot/arch/riscv/configs/${xlen//rv/}-bit.config $config
+    $lnxroot/scripts/kconfig/merge_config.sh -m -O $output $output/.config \
+                                             <(echo "CONFIG_WERROR=n") \
+                                             <(echo "CONFIG_GCC_PLUGINS=n")
+elif [[ $config == "kselftest" ]]; then
+    make_wrap defconfig
+    make_wrap kselftest-merge
+else
+    if [[ $fragment == "plain" ]]; then
+        $lnxroot/scripts/kconfig/merge_config.sh -m -O $output $lnxroot/arch/riscv/configs/$config \
+                                                 $lnxroot/arch/riscv/configs/${xlen//rv/}-bit.config
+    else
+        $lnxroot/scripts/kconfig/merge_config.sh -m -O $output $lnxroot/arch/riscv/configs/$config \
+                                                 $fragment \
+                                                 $lnxroot/arch/riscv/configs/${xlen//rv/}-bit.config
+    fi
+
+    make_wrap olddefconfig
+fi
+
+make_wrap -j $(nproc) -Oline
+
+mkdir -p "${install}/${name}" || true
+make_wrap INSTALL_PATH="${install}/${name}" install
+make_wrap INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH="${install}/${name}" modules_install || true
+
+cp $output/vmlinux ${install}/${name}
+
+# pushd ${install}
+# tar -c -I 'xz -9 -T0' -f linux_${name}.tar.xz \
+#    "${name}"
diff --git a/.github/scripts/series/build_kernels.sh b/.github/scripts/series/build_kernels.sh
new file mode 100755
index 00000000000000..88c5e0c9f06b3c
--- /dev/null
+++ b/.github/scripts/series/build_kernels.sh
@@ -0,0 +1,22 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2023 Rivos Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+set -euo pipefail
+
+d=$(dirname "${BASH_SOURCE[0]}")
+
+log_dir=/build/kernels/logs
+
+mkdir -p "${log_dir}" || true
+
+(while true ; do sleep 30; echo .; done) &
+progress=$!
+
+parallel_log=$(mktemp -p /build)
+parallel -j 2 --colsep ' ' --joblog ${parallel_log} \
+         ${d}/kernel_builder.sh {1} {2} {3} {4} :::: <($d/generate_build_configs.sh) || true
+kill $progress
+cat ${parallel_log}
+
diff --git a/.github/scripts/series/generate_build_configs.sh b/.github/scripts/series/generate_build_configs.sh
new file mode 100755
index 00000000000000..3de27a35d40bb5
--- /dev/null
+++ b/.github/scripts/series/generate_build_configs.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2023 Rivos Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+set -euo pipefail
+
+d=$(dirname "${BASH_SOURCE[0]}")
+
+toolchains="gcc llvm"
+
+# SKIP_BUILD_CONFIG_TOOLCHAIN=
+
+do_generate_toolchain () {
+    local toolchain=$1
+
+    if [ ! -z "${SKIP_BUILD_CONFIG_TOOLCHAIN:-}" ] && echo $toolchain | egrep -wq "$SKIP_BUILD_CONFIG_TOOLCHAIN"; then
+        return 1
+    fi
+    return 0
+}
+
+while read xlen config fragment; do
+    if [ $xlen == "rv32" ] && [[ "$config" =~ "k210" ]]; then
+        continue
+    fi
+
+    if do_generate_toolchain "gcc"; then
+        echo $xlen $config $fragment gcc
+    fi
+    if do_generate_toolchain "llvm"; then
+        echo $xlen $config $fragment llvm
+    fi
+done < <($d/generate_kconfigs.sh)
diff --git a/.github/scripts/series/generate_kconfigs.sh b/.github/scripts/series/generate_kconfigs.sh
new file mode 100755
index 00000000000000..edc8a71ec468d0
--- /dev/null
+++ b/.github/scripts/series/generate_kconfigs.sh
@@ -0,0 +1,68 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2023 Rivos Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+set -euo pipefail
+
+d=$(dirname "${BASH_SOURCE[0]}")
+lnxroot=$(pwd)
+kconfigs=$d/kconfigs
+
+builtin_skip="rv32_defconfig"
+builtin_allow=""
+
+# Too much? Override by uncommenting below:
+# echo rv64 defconfig "" && exit 0
+
+print() {
+    if [ ! -z "${SKIP_KCONFIG:-}" ]; then
+        if echo $* | egrep -q "$SKIP_KCONFIG"; then
+            return
+        fi
+    fi
+    if [ ! -z "$builtin_skip" ]; then
+        if echo $* | egrep -q "$builtin_skip"; then
+            return
+        fi
+    fi
+    if [ ! -z "${ALLOW_KCONFIG:-}" ]; then
+        if echo $* | egrep -q "$ALLOW_KCONFIG"; then
+            echo $*
+        fi
+        return
+    fi
+    if [ ! -z "$builtin_allow" ]; then
+        if echo $* | egrep -q "$builtin_allow"; then
+            echo $*
+        fi
+        return
+    fi
+
+    echo $*
+}
+
+defconfigs=$(find $lnxroot/arch/riscv/configs/ -type f -name '*defconfig' -printf '%f\n')
+for i in $defconfigs; do
+    for xlen in 32 64; do
+        frags=$(echo $i && find $kconfigs/$i -type f -printf '%f\n' 2>/dev/null || :)
+        for frag in $frags; do
+            if [ $frag == $i ]; then
+                fn=${xlen}__${i}
+                fr="plain"
+            else
+                fn=${xlen}_${frag}__$i
+                fr=$(readlink -f $kconfigs/$i/$frag)
+            fi
+
+            print rv$xlen $i $fr
+        done
+    done
+done
+
+#special case set KCONFIG_ALLCONFIG
+print rv32 allmodconfig "plain"
+print rv64 allmodconfig "plain"
+
+# print rv32 randconfig "plain"
+# print rv64 randconfig "plain"
diff --git a/.github/scripts/series/generate_test_runs.sh b/.github/scripts/series/generate_test_runs.sh
new file mode 100755
index 00000000000000..025329c20fa136
--- /dev/null
+++ b/.github/scripts/series/generate_test_runs.sh
@@ -0,0 +1,45 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2023 Rivos Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+set -euo pipefail
+
+d=$(dirname "${BASH_SOURCE[0]}")
+
+rv64_rootfs="alpine ubuntu"
+rv32_rootfs="buildroot_glibc"
+
+# SKIP_TEST_RUN_ROOTFS=
+
+print() {
+    if [ ! -z "${SKIP_TEST_RUN_ROOTFS:-}" ]; then
+        if echo $* | egrep -wq "$SKIP_TEST_RUN_ROOTFS"; then
+            return
+        fi
+    fi
+
+    echo $*
+}
+
+while read xlen config fragment image toolchain; do
+    if [[ "$config" =~ "nommu" ]]; then
+        continue
+    fi
+    if [[ "$config" =~ "allmodconfig" ]]; then
+        continue
+    fi
+    if [[ "$config" =~ "randconfig" ]]; then
+        continue
+    fi
+    if [[ "$config" =~ "kselftest" ]]; then
+        continue
+    fi
+
+    if [[ $xlen == "rv64" ]]; then
+        print $xlen $config $fragment $image $toolchain alpine
+        print $xlen $config $fragment $image $toolchain ubuntu
+    else
+        print $xlen $config $fragment $image $toolchain buildroot_glibc
+    fi
+done < <($d/generate_build_configs.sh)
diff --git a/.github/scripts/series/kconfigs/defconfig/early_boot_alternative b/.github/scripts/series/kconfigs/defconfig/early_boot_alternative
new file mode 100644
index 00000000000000..e0876280809bfd
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/early_boot_alternative
@@ -0,0 +1,2 @@
+CONFIG_RISCV_ALTERNATIVE=y
+CONFIG_RISCV_ALTERNATIVE_EARLY=y
diff --git a/.github/scripts/series/kconfigs/defconfig/early_boot_alternative_reloc b/.github/scripts/series/kconfigs/defconfig/early_boot_alternative_reloc
new file mode 100644
index 00000000000000..55bd04829bdc15
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/early_boot_alternative_reloc
@@ -0,0 +1,3 @@
+CONFIG_RELOCATABLE=y
+CONFIG_RISCV_ALTERNATIVE=y
+CONFIG_RISCV_ALTERNATIVE_EARLY=y
diff --git a/.github/scripts/series/kconfigs/defconfig/flatmem b/.github/scripts/series/kconfigs/defconfig/flatmem
new file mode 100644
index 00000000000000..a0e1ed12d66f58
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/flatmem
@@ -0,0 +1,3 @@
+# CONFIG_SPARSEMEM_MANUAL is not set
+CONFIG_FLATMEM_MANUAL=y
+CONFIG_FLATMEM=y
diff --git a/.github/scripts/series/kconfigs/defconfig/hardened_usercopy_slab b/.github/scripts/series/kconfigs/defconfig/hardened_usercopy_slab
new file mode 100644
index 00000000000000..15fcdd2aedf876
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/hardened_usercopy_slab
@@ -0,0 +1,2 @@
+CONFIG_SLAB=y
+CONFIG_HARDENED_USERCOPY=y
diff --git a/.github/scripts/series/kconfigs/defconfig/hardened_usercopy_slub b/.github/scripts/series/kconfigs/defconfig/hardened_usercopy_slub
new file mode 100644
index 00000000000000..d1a8be99f2f7c4
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/hardened_usercopy_slub
@@ -0,0 +1,2 @@
+CONFIG_SLUB=y
+CONFIG_HARDENED_USERCOPY=y
diff --git a/.github/scripts/series/kconfigs/defconfig/kasan b/.github/scripts/series/kconfigs/defconfig/kasan
new file mode 100644
index 00000000000000..642c037c8e96d6
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/kasan
@@ -0,0 +1,2 @@
+CONFIG_KASAN=y
+# CONFIG_KASAN_VMALLOC is not set
diff --git a/.github/scripts/series/kconfigs/defconfig/kasan_sparsemem_novmemmmap b/.github/scripts/series/kconfigs/defconfig/kasan_sparsemem_novmemmmap
new file mode 100644
index 00000000000000..c9b4f0c2efec94
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/kasan_sparsemem_novmemmmap
@@ -0,0 +1,5 @@
+CONFIG_KASAN=y
+# CONFIG_FLATMEM_MANUAL is not set
+CONFIG_SPARSEMEM_MANUAL=y
+CONFIG_SPARSEMEM=y
+# CONFIG_SPARSEMEM_VMEMMAP is not set
diff --git a/.github/scripts/series/kconfigs/defconfig/kasan_sparsemem_vmemmmap b/.github/scripts/series/kconfigs/defconfig/kasan_sparsemem_vmemmmap
new file mode 100644
index 00000000000000..669064147997bb
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/kasan_sparsemem_vmemmmap
@@ -0,0 +1,5 @@
+CONFIG_KASAN=y
+# CONFIG_FLATMEM_MANUAL is not set
+CONFIG_SPARSEMEM_MANUAL=y
+CONFIG_SPARSEMEM=y
+CONFIG_SPARSEMEM_VMEMMAP=y
diff --git a/.github/scripts/series/kconfigs/defconfig/kasan_vmalloc b/.github/scripts/series/kconfigs/defconfig/kasan_vmalloc
new file mode 100644
index 00000000000000..183e7b2d2ce285
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/kasan_vmalloc
@@ -0,0 +1,2 @@
+CONFIG_KASAN=y
+CONFIG_KASAN_VMALLOC=y
diff --git a/.github/scripts/series/kconfigs/defconfig/kfence b/.github/scripts/series/kconfigs/defconfig/kfence
new file mode 100644
index 00000000000000..9037f9b6ad4402
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/kfence
@@ -0,0 +1,3 @@
+CONFIG_KFENCE=y
+CONFIG_KFENCE_SAMPLE_INTERVAL=100
+CONFIG_KFENCE_NUM_OBJECTS=255
diff --git a/.github/scripts/series/kconfigs/defconfig/legacy_sbi b/.github/scripts/series/kconfigs/defconfig/legacy_sbi
new file mode 100644
index 00000000000000..b443b0ab364fa3
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/legacy_sbi
@@ -0,0 +1,3 @@
+CONFIG_RISCV_SBI_V01=y
+CONFIG_HVC_RISCV_SBI=y
+CONFIG_SERIAL_EARLYCON_RISCV_SBI=y
diff --git a/.github/scripts/series/kconfigs/defconfig/lockdep b/.github/scripts/series/kconfigs/defconfig/lockdep
new file mode 100644
index 00000000000000..608538fff563ab
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/lockdep
@@ -0,0 +1,3 @@
+CONFIG_PROVE_LOCKING=y
+CONFIG_DEBUG_LOCK_ALLOC=y
+CONFIG_DEBUG_LOCKING_API_SELFTESTS=y
diff --git a/.github/scripts/series/kconfigs/defconfig/medany b/.github/scripts/series/kconfigs/defconfig/medany
new file mode 100644
index 00000000000000..20d4f94c1cbe25
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/medany
@@ -0,0 +1,2 @@
+# CONFIG_CMODEL_MEDLOW is not set
+CONFIG_CMODEL_MEDANY=y
diff --git a/.github/scripts/series/kconfigs/defconfig/medlow b/.github/scripts/series/kconfigs/defconfig/medlow
new file mode 100644
index 00000000000000..79cac7912772f9
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/medlow
@@ -0,0 +1,2 @@
+# CONFIG_CMODEL_MEDANY is not set
+CONFIG_CMODEL_MEDLOW=y
diff --git a/.github/scripts/series/kconfigs/defconfig/noc b/.github/scripts/series/kconfigs/defconfig/noc
new file mode 100644
index 00000000000000..9a4a7a1d838922
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/noc
@@ -0,0 +1,3 @@
+# CONFIG_RISCV_ISA_C is not set
+CONFIG_NONPORTABLE=y
+# CONFIG_EFI is not set
diff --git a/.github/scripts/series/kconfigs/defconfig/nosmp b/.github/scripts/series/kconfigs/defconfig/nosmp
new file mode 100644
index 00000000000000..0c26a8626295e3
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/nosmp
@@ -0,0 +1 @@
+# CONFIG_SMP is not set
diff --git a/.github/scripts/series/kconfigs/defconfig/pmu b/.github/scripts/series/kconfigs/defconfig/pmu
new file mode 100644
index 00000000000000..c57cb3510168fb
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/pmu
@@ -0,0 +1,4 @@
+CONFIG_PERF_EVENTS=y
+CONFIG_RISCV_SBI=y
+CONFIG_RISCV_PMU=y
+CONFIG_RISCV_PMU_SBI=y
diff --git a/.github/scripts/series/kconfigs/defconfig/randomize_base b/.github/scripts/series/kconfigs/defconfig/randomize_base
new file mode 100644
index 00000000000000..7f9170d16348aa
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/randomize_base
@@ -0,0 +1,2 @@
+CONFIG_RELOCATABLE=y
+CONFIG_RANDOMIZE_BASE=y
diff --git a/.github/scripts/series/kconfigs/defconfig/rseq b/.github/scripts/series/kconfigs/defconfig/rseq
new file mode 100644
index 00000000000000..adc7767df654e6
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/rseq
@@ -0,0 +1 @@
+CONFIG_RSEQ=y
diff --git a/.github/scripts/series/kconfigs/defconfig/rseq_debug b/.github/scripts/series/kconfigs/defconfig/rseq_debug
new file mode 100644
index 00000000000000..72a197a93f3465
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/rseq_debug
@@ -0,0 +1,3 @@
+CONFIG_RSEQ=y
+CONFIG_DEBUG_KERNEL=y
+CONFIG_DEBUG_RSEQ=y
diff --git a/.github/scripts/series/kconfigs/defconfig/size b/.github/scripts/series/kconfigs/defconfig/size
new file mode 100644
index 00000000000000..7a224853ad00a7
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/size
@@ -0,0 +1 @@
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
diff --git a/.github/scripts/series/kconfigs/defconfig/slab b/.github/scripts/series/kconfigs/defconfig/slab
new file mode 100644
index 00000000000000..24beea6920ce30
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/slab
@@ -0,0 +1 @@
+CONFIG_SLAB=y
diff --git a/.github/scripts/series/kconfigs/defconfig/slab_freelist_random b/.github/scripts/series/kconfigs/defconfig/slab_freelist_random
new file mode 100644
index 00000000000000..edf54c751d09c8
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/slab_freelist_random
@@ -0,0 +1,2 @@
+CONFIG_SLAB=y
+CONFIG_SLAB_FREELIST_RANDOM=y
diff --git a/.github/scripts/series/kconfigs/defconfig/sparsemem b/.github/scripts/series/kconfigs/defconfig/sparsemem
new file mode 100644
index 00000000000000..cc1d59050946d7
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/sparsemem
@@ -0,0 +1,3 @@
+# CONFIG_FLATMEM_MANUAL is not set
+CONFIG_SPARSEMEM_MANUAL=y
+CONFIG_SPARSEMEM=y
diff --git a/.github/scripts/series/kconfigs/defconfig/spinwait b/.github/scripts/series/kconfigs/defconfig/spinwait
new file mode 100644
index 00000000000000..270b49711e2898
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/spinwait
@@ -0,0 +1 @@
+CONFIG_RISCV_BOOT_SPINWAIT=y
diff --git a/.github/scripts/series/kconfigs/defconfig/strict_rwx b/.github/scripts/series/kconfigs/defconfig/strict_rwx
new file mode 100644
index 00000000000000..8c57b454ad2611
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/strict_rwx
@@ -0,0 +1 @@
+CONFIG_STRICT_KERNEL_RWX=y
diff --git a/.github/scripts/series/kconfigs/defconfig/svnapot b/.github/scripts/series/kconfigs/defconfig/svnapot
new file mode 100644
index 00000000000000..102afb0cff137a
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/svnapot
@@ -0,0 +1 @@
+CONFIG_RISCV_ISA_SVNAPOT=y
diff --git a/.github/scripts/series/kconfigs/defconfig/vmap_stack b/.github/scripts/series/kconfigs/defconfig/vmap_stack
new file mode 100644
index 00000000000000..8bd986875fc752
--- /dev/null
+++ b/.github/scripts/series/kconfigs/defconfig/vmap_stack
@@ -0,0 +1 @@
+CONFIG_VMAP_STACK=y
diff --git a/.github/scripts/series/kernel_builder.sh b/.github/scripts/series/kernel_builder.sh
new file mode 100755
index 00000000000000..44e42967baa881
--- /dev/null
+++ b/.github/scripts/series/kernel_builder.sh
@@ -0,0 +1,32 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2023 Rivos Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+set -euo pipefail
+
+d=$(dirname "${BASH_SOURCE[0]}")
+
+build_dir=$(mktemp -d -p /build)
+install_dir=/build/kernels
+log_dir=/build/kernels/logs
+
+xlen=$1
+config=$2
+fragment=$3
+toolchain=$4
+
+n="${xlen}_${toolchain}_${config//_/-}_$(basename $fragment)"
+
+echo "::group::Building linux_${n}"
+rc=0
+$d/build_kernel.sh "${xlen}" "${config}" "${fragment}" "${toolchain}" \
+                   "${build_dir}" "${install_dir}" \
+                   > "${log_dir}/build_kernel_${n}.log" 2>&1 || rc=$?
+rm -rf ${build_dir}
+echo "::endgroup::"
+if (( $rc )); then
+    echo "::error::FAIL linux_${n}"
+else
+    echo "::notice::OK linux_${n}"
+fi
diff --git a/.github/scripts/series/prepare_rootfs.sh b/.github/scripts/series/prepare_rootfs.sh
new file mode 100755
index 00000000000000..cbff8baefebc60
--- /dev/null
+++ b/.github/scripts/series/prepare_rootfs.sh
@@ -0,0 +1,82 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2023 Rivos Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+# Prepares a VM image, from a kernel tar-ball and a rootfs.
+
+set -euo pipefail
+
+d=$(dirname "${BASH_SOURCE[0]}")
+
+# e.g. super-duper-image.img
+imagename=$1
+# e.g. untarred linux_ubuntu_rv64_gcc_defconfig_plain.tar.xz
+kernelpath=$2
+# e.g rootfs_rv64_alpine_2023.03.13.tar.xz
+rootfs=$3
+
+tmp=$(mktemp -d -p "$PWD")
+
+cleanup() {
+    rm -rf "$tmp"
+
+    if [[ -n ${tmpfile:-} ]]; then
+        rm -rf "$tmpfile" || true
+    fi
+}
+trap cleanup EXIT
+
+unxz --keep --stdout $rootfs > $tmp/$(basename $rootfs .xz)
+
+rootfs="$tmp/$(basename $rootfs .xz)"
+modpath=$(find $kernelpath -wholename '*/lib/modules')
+vmlinuz=$(find $kernelpath -name '*vmlinuz*')
+
+rm -rf $imagename
+
+imsz=1
+if [[ -n $modpath ]]; then
+    imsz=$(du -B 1G -s "$modpath" | awk '{print $1}')
+fi
+
+imsz=$(( ${imsz} + 1 ))
+
+# Soft fallback to TCG is broken on aarch64, but forcing TCG works.
+export LIBGUESTFS_BACKEND_SETTINGS=force_tcg
+eval "$(guestfish --listen)"
+
+guestfish --remote -- \
+          disk-create "$imagename" raw ${imsz}G : \
+          add-drive "$imagename" format:raw : \
+          launch : \
+          part-init /dev/sda gpt : \
+          part-add /dev/sda primary 2048 526336 : \
+          part-add /dev/sda primary 526337 -34 : \
+          part-set-gpt-type /dev/sda 1 C12A7328-F81F-11D2-BA4B-00A0C93EC93B : \
+          mkfs ext4 /dev/sda2 : \
+          mount /dev/sda2 / : \
+          mkdir /boot : \
+          mkdir /boot/efi : \
+          mkfs vfat /dev/sda1 : \
+          mount /dev/sda1 /boot/efi : \
+          tar-in $rootfs / : \
+          copy-in $vmlinuz /boot/efi/ : \
+          mv /boot/efi/$(basename $vmlinuz) /boot/efi/Image
+
+
+if [[ -n $modpath ]]; then
+    guestfish --remote -- copy-in $modpath /lib/
+fi
+
+# XXXXXXXXXXXXXXXXXX
+# Add the tests here...
+#
+#
+# XXXXXXXXXXXXXXXXXX
+
+guestfish --remote -- \
+          sync : \
+          umount /boot/efi : \
+          umount / : \
+          exit
diff --git a/.github/scripts/series/prepare_tests.sh b/.github/scripts/series/prepare_tests.sh
new file mode 100755
index 00000000000000..0d45ab1a49f2bb
--- /dev/null
+++ b/.github/scripts/series/prepare_tests.sh
@@ -0,0 +1,22 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2023 Rivos Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+set -euo pipefail
+
+firmware_dir=/build/firmware
+
+fw_rv32_opensbi=$(echo /firmware/firmware_rv32_opensbi_*.tar.xz)
+fw_rv64_opensbi=$(echo /firmware/firmware_rv64_opensbi_*.tar.xz)
+fw_rv64_uboot=$(echo /firmware/firmware_rv64_uboot_*.tar.xz)
+fw_rv64_edk2=$(echo /firmware/firmware_rv64_edk2_*.tar.xz)
+
+mkdir -p ${firmware_dir}/rv32
+mkdir -p ${firmware_dir}/rv64
+
+tar -C ${firmware_dir}/rv32 -xf $fw_rv32_opensbi
+
+tar -C ${firmware_dir}/rv64 -xf $fw_rv64_opensbi
+tar -C ${firmware_dir}/rv64 -xf $fw_rv64_uboot
+tar -C ${firmware_dir}/rv64 -xf $fw_rv64_edk2
diff --git a/.github/scripts/series/run_test.sh b/.github/scripts/series/run_test.sh
new file mode 100755
index 00000000000000..748a423f0d406e
--- /dev/null
+++ b/.github/scripts/series/run_test.sh
@@ -0,0 +1,134 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2023 Rivos Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+# Executes the VMs, and report.
+
+set -x
+set -euo pipefail
+
+d=$(dirname "${BASH_SOURCE[0]}")
+
+log_dir=/build/tests
+firmware_dir=/build/firmware
+
+kernel=$1          # e.g. rv64_gcc_defconfig_plain
+rootfs=$2          #      rootfs_rv64_alpine_2023.03.13.tar.xz
+
+qemu_rv64 () {
+    local bios=$1
+    local cpu=$2
+    local krnl=$3
+    local extra=$4
+    local log=$5
+
+    to=120
+    if [[ $kernel =~ "kasan" && $rootfs =~ "ubuntu" ]]; then
+	to=$(( $to * 2 ))
+    fi
+    timeout --foreground ${to}s qemu-system-riscv64 \
+        -no-reboot \
+        -bios $bios \
+        -nodefaults \
+        -nographic \
+        -machine virt,acpi=off \
+        -cpu $cpu \
+        -smp 4 \
+        -object rng-random,filename=/dev/urandom,id=rng0 \
+        -device virtio-rng-device,rng=rng0 \
+        -kernel $krnl \
+        -append "root=/dev/vda2 rw earlycon console=tty0 console=ttyS0 panic=-1 oops=panic sysctl.vm.panic_on_oom=1" \
+        -m 4G \
+        -chardev stdio,id=char0,mux=on,signal=off,logfile="$log" \
+        -serial chardev:char0 \
+        -drive if=none,file=$image,format=raw,id=hd0 \
+        -device virtio-blk-pci,drive=hd0 ${extra}
+}
+
+check_boot () {
+    local n=$1
+
+    # Soft fallback to TCG is broken on aarch64, but forcing TCG works.
+    export LIBGUESTFS_BACKEND_SETTINGS=force_tcg
+    shutdown="$(guestfish --ro -a "$image" -i cat /shutdown-status 2>/dev/null)"
+    if [[ $shutdown == "clean" ]]; then
+        echo "$n OK"
+        guestfish --rw -a "$image" -i download /dmesg ${log_dir}/${n}-dmesg
+        guestfish --rw -a $image -i rm /shutdown-status || true
+    else
+        echo "$n FAIL"
+        exit 1
+    fi
+}
+
+tmp=$(mktemp -d -p "$PWD")
+
+trap 'rm -rf "$tmp"' EXIT
+
+mkdir -p ${log_dir}
+
+vmlinuz=$(find $kernel -name '*vmlinuz*')
+config=$(find $kernel -name 'config-*')
+
+image=$tmp/rootfs.img
+$d/prepare_rootfs.sh $image $kernel $rootfs
+
+if [[ $kernel =~ "rv64" ]]; then
+    list_cpus=( "rv64" "rv64,v=true,vlen=256,elen=64,h=true,zbkb=on,zbkc=on,zbkx=on,zkr=on,zkt=on,svinval=on,svnapot=on,svpbmt=on" )
+    if grep -q 'CONFIG_RISCV_ALTERNATIVE_EARLY=y' $config; then
+        list_cpus+=( "sifive-u54" )
+        # list_cpus+=( "thead-c906" )
+        # XXX Add veyron-v1?
+    fi
+
+    for cpu in "${list_cpus[@]}"; do
+        # Non-UEFI boot
+        n=$(basename $kernel .tar.xz)-$(basename $rootfs .tar.xz)-${cpu//,/-}
+        qemu_rv64 "${firmware_dir}/rv64/fw_dynamic.bin" "$cpu" "$vmlinuz" "" \
+                  "${log_dir}/${n}.log"
+
+        check_boot "$n"
+
+        if [[ -n $config ]] && grep -q 'CONFIG_EFI=y' $config; then
+            # UEFI boot with uboot
+            n=${n}-uboot-uefi
+            qemu_rv64 "${firmware_dir}/rv64/fw_dynamic.bin" "$cpu" "${firmware_dir}/rv64/rv64-u-boot.bin" "" \
+                      "${log_dir}/${n}.log"
+
+            check_boot "$n"
+
+            # UEFI boot with edk2
+            # n=${n}-uboot-edk2
+            # qemu_rv64 "${firmware_dir}/rv64/fw_dynamic.bin" "$cpu" "$vmlinuz" \
+            #         "-drive file=${firmware_dir}/rv64/RISCV_VIRT.fd,if=pflash,format=raw,unit=1"
+            # check_boot "$n"
+        else
+            echo "$n UEFI SKIPPED"
+        fi
+    done
+elif [[ $kernel =~ "rv32" ]]; then
+    # Non-UEFI boot
+    n=$(basename $kernel .tar.xz)-$(basename $rootfs .tar.xz)-rv32
+    timeout --foreground 120s qemu-system-riscv32 \
+        -no-reboot \
+        -nodefaults \
+        -nographic \
+        -machine virt \
+        -smp 4 \
+        -object rng-random,filename=/dev/urandom,id=rng0 \
+        -device virtio-rng-device,rng=rng0 \
+        -bios ${firmware_dir}/rv32/fw_dynamic.bin \
+        -kernel $vmlinuz \
+        -append "root=/dev/vda2 rw earlycon console=tty0 console=ttyS0 panic=-1 oops=panic sysctl.vm.panic_on_oom=1" \
+        -m 1G \
+        -chardev stdio,id=char0,mux=on,signal=off,logfile="${log_dir}/${n}.log" \
+        -serial chardev:char0 \
+        -drive if=none,file=$image,format=raw,id=hd0 \
+        -device virtio-blk-pci,drive=hd0
+
+    check_boot "$n"
+else
+    echo "CANNOT TEST $(basename $kernel .tar.xz)"
+    exit 1
+fi
diff --git a/.github/scripts/series/run_tests.sh b/.github/scripts/series/run_tests.sh
new file mode 100755
index 00000000000000..ffb81beff8a838
--- /dev/null
+++ b/.github/scripts/series/run_tests.sh
@@ -0,0 +1,19 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2023 Rivos Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+set -euo pipefail
+
+d=$(dirname "${BASH_SOURCE[0]}")
+
+$d/prepare_tests.sh
+
+(while true ; do sleep 30; echo .; done) &
+progress=$!
+
+parallel_log=$(mktemp -p /build)
+parallel -j 48 --colsep ' ' --joblog ${parallel_log} \
+         ${d}/test_runner.sh {1} {2} {3} {4} {5} :::: <($d/generate_test_runs.sh) || true
+kill $progress
+cat ${parallel_log}
diff --git a/.github/scripts/series/test_runner.sh b/.github/scripts/series/test_runner.sh
new file mode 100755
index 00000000000000..0644ebca34250a
--- /dev/null
+++ b/.github/scripts/series/test_runner.sh
@@ -0,0 +1,35 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2023 Rivos Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+set -euo pipefail
+
+d=$(dirname "${BASH_SOURCE[0]}")
+
+kernels_dir=/build/kernels
+rootfs_dir=/rootfs
+log_dir=/build/tests
+
+xlen=$1
+config=$2
+fragment=$3
+toolchain=$4
+rootfs=$5
+
+lnx="${kernels_dir}/${xlen}_${toolchain}_${config//_/-}_$(basename $fragment)"
+rootfs=$(echo ${rootfs_dir}/rootfs_${xlen}_${rootfs}_*.tar.xz)
+
+mkdir -p /build/tests || true
+
+echo "::group::Testing ${lnx} ${rootfs}"
+rc=0
+$d/run_test.sh "${lnx}" "${rootfs}" \
+               > "${log_dir}/run_test_$(basename ${lnx})_$(basename ${rootfs} .tar.xz).log" \
+               2>&1 || rc=$?
+echo "::endgroup::"
+if (( $rc )); then
+    echo "::error::FAIL ${lnx} ${rootfs}"
+else
+    echo "::notice::OK ${lnx} ${rootfs}"
+fi
diff --git a/.github/workflows/patches.yml b/.github/workflows/patches.yml
new file mode 100644
index 00000000000000..0780ac0c529d98
--- /dev/null
+++ b/.github/workflows/patches.yml
@@ -0,0 +1,35 @@
+# SPDX-FileCopyrightText: 2023 Rivos Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+name: linux-riscv-ci-patches
+
+defaults:
+  run:
+    shell: bash -leo pipefail {0}
+
+on: pull_request
+
+jobs:
+  build-patches:
+    if:  ${{ !endsWith(github.head_ref, '_test') }}
+    runs-on: rise-arc-runner-set-kernel
+    timeout-minutes: 50400 # 35 days
+    container:
+      image: ghcr.io/linux-riscv/pw-builder-multi:latest
+    steps:
+      - name: Configure git
+        run: |
+          git config --global --add safe.directory '*'
+      - name: Checkout git
+        run: |
+          mkdir -p /build/my-linux
+          cd /build/my-linux
+          git init
+          git remote add origin https://github.com/${{ github.repository }}
+          git fetch origin ${{ github.event.pull_request.head.sha }}
+          git reset --hard ${{ github.event.pull_request.head.sha }}
+          git log -1
+      - name: Run checks
+        run: |
+          cd /build/my-linux && bash .github/scripts/patches.sh
diff --git a/.github/workflows/series.yml b/.github/workflows/series.yml
new file mode 100644
index 00000000000000..f3f90e4d0909ed
--- /dev/null
+++ b/.github/workflows/series.yml
@@ -0,0 +1,46 @@
+# SPDX-FileCopyrightText: 2023 Rivos Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+name: linux-riscv-ci-series
+
+defaults:
+  run:
+    shell: bash -leo pipefail {0}
+
+on: pull_request
+
+jobs:
+  build-series:
+    if:  ${{ endsWith(github.head_ref, '_test') }}
+    runs-on: rise-arc-runner-set-kernel
+    timeout-minutes: 50400 # 35 days
+    container:
+      image: ghcr.io/linux-riscv/pw-builder-multi:latest
+    steps:
+      - name: Configure git
+        run: |
+          git config --global --add safe.directory '*'
+      - name: Checkout git
+        run: |
+          mkdir -p /build/my-linux
+          cd /build/my-linux
+          git init
+          git remote add origin https://github.com/${{ github.repository }}
+          git fetch origin --depth=5 ${{ github.event.pull_request.head.sha }}
+          git reset --hard ${{ github.event.pull_request.head.sha }}
+          git log -1
+      - name: Run checks
+        run: |
+          cd /build/my-linux && bash .github/scripts/series.sh
+      - name: Collect build logs
+        uses: actions/upload-artifact@v4
+        with:
+          name: kernel-build-logs
+          path: /build/kernels/logs/*
+      - name: Collect run logs
+        uses: actions/upload-artifact@v4
+        with:
+          name: run-logs
+          path: /build/tests/*
+