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fix(test): improve kernel build error diagnostics #29

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Merged
azagramac merged 1 commit into from
Sep 20, 2026
Merged

fix(test): improve kernel build error diagnostics #29

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152 changes: 117 additions & 35 deletions .github/workflows/build-kernel.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -71,7 +71,6 @@ jobs:
sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-14 100
sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-14 100


- name: 📥 Download kernel tarball
if: ${{ inputs.url != '' || (inputs.tag == '' && github.event_name == 'pull_request') }}
id: download_tarball
Expand Down Expand Up @@ -195,22 +194,6 @@ jobs:
sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-14 100
sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-14 100

- name: 📊 Audit Runner Resources & Toolchain
run: |
echo "========================================="
echo "🖥️ HOST RUNNER DISK SPACE:"
df -h
echo "========================================="
echo "🧠 MEMORY & SWAP STATUS:"
free -h 2>/dev/null || grep -E "MemTotal|MemAvailable|SwapTotal|SwapFree" /proc/meminfo
echo "========================================="
echo "🛠️ TOOLCHAIN VERSIONS:"
echo "GCC: $(gcc --version | head -n1)"
echo "G++: $(g++ --version | head -n1)"
echo "Pahole: $(pahole --version 2>&1 || echo "Not found")"
echo "========================================="
sync

- name: 📥 Download prepared kernel source
uses: actions/download-artifact@v8
with:
Expand All @@ -223,12 +206,73 @@ jobs:
shell: bash
run: |
set -o pipefail

export DEB_BUILD_OPTIONS="parallel=$(nproc)"

chmod -R +x scripts/
find . -type f \( -name "*.sh" -o -name "*.pl" -o -name "*.py" \) -exec chmod +x {} +

KERNEL_VER=$(make kernelversion)
LOCAL_VER="$KERNEL_LOCALVERSION"
make -j$(nproc) bindeb-pkg KCFLAGS="$ARCH_FLAGS" LOCALVERSION="$LOCAL_VER" KDEB_PKGVERSION="$KERNEL_VER$LOCAL_VER" 2>&1 | tee ../build.log

echo "========================================="
echo "🐧 Environment Build"
echo "========================================="
echo "Kernel version : $KERNEL_VER"
echo "Local version : $LOCAL_VER"
echo "Architecture : $ARCH_FLAGS"
echo "Build jobs : $(nproc)"
echo "GCC : $(gcc --version | head -n1)"
echo "G++ : $(g++ --version | head -n1)"
echo "Pahole : $(pahole --version 2>&1 || echo 'Not found')"
echo "Make : $(make --version | head -n1)"
echo "========================================="

BUILD_LOG="../build.log"
ERROR_LOG="../build-error.log"

rm -f "$BUILD_LOG" "$ERROR_LOG"

echo "🚀 Starting kernel compilation..."

if make -j$(nproc) bindeb-pkg \
KCFLAGS="$ARCH_FLAGS" \
LOCALVERSION="$LOCAL_VER" \
KDEB_PKGVERSION="$KERNEL_VER$LOCAL_VER" 2>&1 | tee "$BUILD_LOG"
then
echo "========================================="
echo "✅ Kernel compilation completed successfully"
echo "========================================="
else
BUILD_EXIT=${PIPESTATUS[0]}

echo "========================================="
echo "❌ Kernel compilation FAILED"
echo "Exit code: $BUILD_EXIT"
echo "========================================="

{
echo "========================================="
echo "POSSIBLE ROOT CAUSES"
echo "========================================="

grep -nEi \
'(^|[[:space:]])(error|fatal):|undefined reference|cannot find|No such file|Killed|out of memory|oom|pahole|BTF|DWARF|segmentation fault|internal compiler error' \
"$BUILD_LOG" || true

echo
echo "========================================="
echo "LAST 150 LINES"
echo "========================================="

tail -n 150 "$BUILD_LOG"
} > "$ERROR_LOG"

echo
cat "$ERROR_LOG"

exit "$BUILD_EXIT"
fi

- name: 🆔 Get compiled kernel version
if: ${{ github.event_name != 'pull_request' }}
Expand All @@ -237,14 +281,32 @@ jobs:
run: |
echo "version=$(make kernelrelease)" >> $GITHUB_OUTPUT

- name: 📦 Move .deb & log artifacts (Robust Error Handling)
if: ${{ github.event_name != 'pull_request' }}
- name: 📦 Move .deb & log artifacts
if: ${{ github.event_name != 'pull_request' && always() }}
run: |
mkdir -p artifacts
find . -name "*.deb" -exec cp {} artifacts/ \;
find . -name "*.changes" -exec cp {} artifacts/ \;
find . -name "*.buildinfo" -exec cp {} artifacts/ \;
if [ -f build.log ]; then cp build.log artifacts/; fi

echo "📦 Collecting build artifacts..."

find kernel_build -name "*.deb" -exec cp {} artifacts/ \; || true
find kernel_build -name "*.changes" -exec cp {} artifacts/ \; || true
find kernel_build -name "*.buildinfo" -exec cp {} artifacts/ \; || true

if [ -f build.log ]; then
cp build.log artifacts/build.log
echo "✅ build.log saved"
fi

if [ -f build-error.log ]; then
cp build-error.log artifacts/build-error.log
echo "❌ build-error.log saved"
fi

echo
echo "========================================="
echo "📁 Collected artifacts"
echo "========================================="
ls -lh artifacts/

- name: 📤 Upload compiled kernel artifacts
if: ${{ github.event_name != 'pull_request' && always() }}
Expand Down Expand Up @@ -387,15 +449,17 @@ jobs:
BUILD_STATUS: ${{ needs.build-and-release.result }}
KERNEL_VERSION: ${{ needs.build-and-release.outputs.kernel_version }}
PKG_DESCRIPTION: ${{ needs.build-and-release.outputs.release_description }}
KERNEL_CONFIG: ${{ env.KERNEL_CONFIG }}
KERNEL_URL: ${{ env.KERNEL_URL }}
KERNEL_TAG: ${{ env.KERNEL_TAG }}
KERNEL_LOCALVERSION: ${{ env.KERNEL_LOCALVERSION }}
KERNEL_PATCH: ${{ env.KERNEL_PATCH }}
run: |
RUN_URL="https://github.com/${GITHUB_REPOSITORY}/actions/runs/${GITHUB_RUN_ID}"

if [ -f artifacts/build.log ]; then
cp artifacts/build.log build.log
fi

if [ "$BUILD_STATUS" = "success" ]; then
CLEAN_DESC=$(echo "$PKG_DESCRIPTION" | sed 's/&/\&amp;/g; s/</\&lt;/g; s/>/\&gt;/g')

if [ -z "$CLEAN_DESC" ]; then
CLEAN_DESC=" - No disponible"
fi
Expand All @@ -412,17 +476,32 @@ jobs:

else
ERROR_LOG=""
if [ -f build.log ]; then
ERROR_SNIPPET=$(tail -n 12 build.log | sed 's/&/\&amp;/g; s/</\&lt;/g; s/>/\&gt;/g')

if [ -f artifacts/build-error.log ]; then
ERROR_SNIPPET=$(tail -n 40 artifacts/build-error.log | sed 's/&/\&amp;/g; s/</\&lt;/g; s/>/\&gt;/g')

ERROR_LOG="
📋 <b>Diagnóstico del error:</b>
<pre>${ERROR_SNIPPET}</pre>"

elif [ -f artifacts/build.log ]; then
ERROR_SNIPPET=$(tail -n 40 artifacts/build.log | sed 's/&/\&amp;/g; s/</\&lt;/g; s/>/\&gt;/g')

ERROR_LOG="
📋 <b>Últimas líneas del build.log:</b>
<pre>${ERROR_SNIPPET}</pre>"

else
ERROR_LOG="
📋 <b>Últimas líneas del log de error:</b>
<pre>${ERROR_SNIPPET}</pre>"
⚠️ <b>No se encontró ningún log de compilación.</b>"
fi

SRC_INFO="${KERNEL_TAG}"

if [ -z "$SRC_INFO" ]; then
SRC_INFO="${KERNEL_URL}"
fi

if [ -z "$SRC_INFO" ]; then
SRC_INFO="No especificado"
fi
Expand All @@ -433,13 +512,16 @@ jobs:
• <b>Config:</b> ${KERNEL_CONFIG:-N/A}
• <b>Origen:</b> ${SRC_INFO}
• <b>Localversion:</b> ${KERNEL_LOCALVERSION:-Ninguna}
• <b>Parche:</b> ${KERNEL_PATCH:-Ninguno}${ERROR_LOG}
• <b>Parche:</b> ${KERNEL_PATCH:-Ninguno}
${ERROR_LOG}

🏷️ <b>Workflow:</b>
🔗 <a href=\"${RUN_URL}\">Ver logs completos en GitHub Actions</a>"
fi

curl -s -X POST "https://api.telegram.org/bot${TELEGRAM_TOKEN}/sendMessage" \
curl -s -X POST \
"https://api.telegram.org/bot${TELEGRAM_TOKEN}/sendMessage" \
--data-urlencode "chat_id=${TELEGRAM_CHATID}" \
--data-urlencode "parse_mode=HTML" \
--data-urlencode "text=$MESSAGE" >/dev/null 2>&1
--data-urlencode "text=$MESSAGE" \
>/dev/null 2>&1
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