diff --git a/.github/workflows/check-pr.yml b/.github/workflows/check-pr.yml
index e51d8ba8a..2c97342ed 100644
--- a/.github/workflows/check-pr.yml
+++ b/.github/workflows/check-pr.yml
@@ -42,72 +42,39 @@ jobs:
           cd quickjs && curl -OL http://pp.nginx.com/pluknet/quickjs.patch && git apply quickjs.patch
           CFLAGS=$CC_OPT LDFLAGS=$LD_OPT $MAKE_UTILITY -j$(nproc) libquickjs.a
 
-      - name: Configure and make njs
-        run: |
-          ./configure \
-                    --cc-opt="$CC_OPT" \
-                    --ld-opt="$LD_OPT" \
-          || cat build/autoconf.err
-          $MAKE_UTILITY -j$(nproc)
-
-      - name: Test njs
-        run: |
-          $MAKE_UTILITY test
-          $MAKE_UTILITY clean
-
-      - name: Configure and make njs with quickjs
-        run: |
-          ./configure \
-                    --with-quickjs \
-                    --cc-opt="$CC_OPT -Iquickjs" \
-                    --ld-opt="$LD_OPT -Lquickjs" \
-          || cat build/autoconf.err
-          $MAKE_UTILITY -j$(nproc)
-
-      - name: Test njs with quickjs
-        run: |
-          $MAKE_UTILITY test
-          $MAKE_UTILITY clean
-
-      - name: Configure and build nginx and njs modules
-        run: |
-          cd nginx-source
-          $NGINX_CONFIGURE_CMD --with-cc-opt="$CC_OPT" --with-ld-opt="$LD_OPT" --add-dynamic-module=../nginx || cat objs/autoconf.err
-          $MAKE_UTILITY -j$(nproc) modules
-          $MAKE_UTILITY -j$(nproc)
-
-      - name: Test njs modules
-        run: |
-          ulimit -c unlimited
-          prove -v -j$(nproc) -Inginx-tests/lib --state=save nginx/t . || prove -v -Inginx-tests/lib --state=failed
-        env:
-          TEST_NGINX_BINARY: "${{ github.workspace }}/nginx-source/objs/nginx"
-          TEST_NGINX_GLOBALS: "load_module ${{ github.workspace }}/nginx-source/objs/ngx_http_js_module.so; load_module ${{ github.workspace }}/nginx-source/objs/ngx_stream_js_module.so;"
-          TEST_NGINX_VERBOSE: 1
-
       - name: Configure and build nginx and njs modules with quickjs
         run: |
           cd nginx-source
-          $NGINX_CONFIGURE_CMD --with-cc-opt="$CC_OPT -I${{ github.workspace }}/quickjs" --with-ld-opt="$LD_OPT -L${{ github.workspace }}/quickjs" --add-dynamic-module=../nginx || cat objs/autoconf.err
+          $NGINX_CONFIGURE_CMD --with-debug --with-cc-opt="$CC_OPT -I${{ github.workspace }}/quickjs -fsanitize=address" --with-ld-opt="$LD_OPT -L${{ github.workspace }}/quickjs -fsanitize=address" --add-dynamic-module=../nginx || cat objs/autoconf.err
           $MAKE_UTILITY -j$(nproc) modules
           $MAKE_UTILITY -j$(nproc)
 
-      - name: Test njs modules
-        run: |
-          ulimit -c unlimited
-          prove -v -j$(nproc) -Inginx-tests/lib --state=save nginx/t . || prove -v -Inginx-tests/lib --state=failed
-        env:
-          TEST_NGINX_BINARY: "${{ github.workspace }}/nginx-source/objs/nginx"
-          TEST_NGINX_GLOBALS: "load_module ${{ github.workspace }}/nginx-source/objs/ngx_http_js_module.so; load_module ${{ github.workspace }}/nginx-source/objs/ngx_stream_js_module.so;"
-          TEST_NGINX_VERBOSE: 1
-
       - name: Test njs modules (js_engine qjs)
         run: |
           ulimit -c unlimited
-          prove -v -Inginx-tests/lib --state=save nginx/t . || prove -v -Inginx-tests/lib --state=failed
+          for test_file in nginx/t/*.t; do
+            rm -fr /tmp/nginx-test-* || true
+            prove -v -Inginx-tests/lib nginx/t/$(basename $test_file) || mv /tmp/nginx-test-* /tmp/nginx-tests-$(basename $test_file)
+          done
         env:
           TEST_NGINX_BINARY: "${{ github.workspace }}/nginx-source/objs/nginx"
           TEST_NGINX_GLOBALS: "load_module ${{ github.workspace }}/nginx-source/objs/ngx_http_js_module.so; load_module ${{ github.workspace }}/nginx-source/objs/ngx_stream_js_module.so;"
           TEST_NGINX_GLOBALS_HTTP: "js_engine qjs;"
           TEST_NGINX_GLOBALS_STREAM: "js_engine qjs;"
           TEST_NGINX_VERBOSE: 1
+          TEST_NGINX_LEAVE: 1
+          ASAN_OPTIONS: "detect_odr_violation=0:report_globals=0:detect_leaks=0"
+
+      - name: Preserve debug logs
+        if: always()
+        run: |
+          sudo mkdir -p /tmp/nginx-debug-logs
+          sudo cp -R /tmp/nginx-tests-* /tmp/nginx-debug-logs/
+          sudo chmod -R 777 /tmp/nginx-debug-logs
+
+      - name: Upload debug logs
+        if: always()
+        uses: actions/upload-artifact@v4
+        with:
+          name: nginx-debug-logs
+          path: /tmp/nginx-debug-logs