diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index c9cc92172c..5852c3ab12 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -26,6 +26,11 @@ jobs:
         node-version: 10
     - uses: microsoft/playwright-github-action@v1
     - run: npm ci
+    # Enable core dumps in this terminal.
+    - run: ulimit -c unlimited
+    - run: mkdir -p coredumps
+    # Set core dump file name pattern
+    - run: sudo bash -c 'echo "$(pwd -P)/coredumps/core-pid_%p.dump" > /proc/sys/kernel/core_pattern'
     # XVFB-RUN merges both STDOUT and STDERR, whereas we need only STDERR
     # Wrap `npm run` in a subshell to redirect STDERR to file.
     - run: xvfb-run --auto-servernum -- bash -c "npm run ccoverage 2>./chromium-linux-testrun.log"
@@ -44,6 +49,11 @@ jobs:
       with:
         name: chromium-linux-testrun.log
         path: chromium-linux-testrun.log
+    - uses: actions/upload-artifact@v1
+      if: failure()
+      with:
+        name: coredumps
+        path: coredumps
 
   chromium_mac:
     name: "Chromium Mac"
@@ -110,6 +120,11 @@ jobs:
         node-version: 10
     - uses: microsoft/playwright-github-action@v1
     - run: npm ci
+    # Enable core dumps in this terminal.
+    - run: ulimit -c unlimited
+    - run: mkdir -p coredumps
+    # Set core dump file name pattern
+    - run: sudo bash -c 'echo "$(pwd -P)/coredumps/core-pid_%p.dump" > /proc/sys/kernel/core_pattern'
     # XVFB-RUN merges both STDOUT and STDERR, whereas we need only STDERR
     # Wrap `npm run` in a subshell to redirect STDERR to file.
     - run: xvfb-run --auto-servernum -- bash -c "npm run wcoverage 2>./webkit-linux-testrun.log"
@@ -128,6 +143,11 @@ jobs:
       with:
         name: webkit-linux-testrun.log
         path: webkit-linux-testrun.log
+    - uses: actions/upload-artifact@v1
+      if: failure()
+      with:
+        name: coredumps
+        path: coredumps
 
   webkit_mac:
     name: "WebKit Mac"
@@ -194,6 +214,11 @@ jobs:
         node-version: 10
     - uses: microsoft/playwright-github-action@v1
     - run: npm ci
+    # Enable core dumps in this terminal.
+    - run: ulimit -c unlimited
+    - run: mkdir -p coredumps
+    # Set core dump file name pattern
+    - run: sudo bash -c 'echo "$(pwd -P)/coredumps/core-pid_%p.dump" > /proc/sys/kernel/core_pattern'
     # XVFB-RUN merges both STDOUT and STDERR, whereas we need only STDERR
     # Wrap `npm run` in a subshell to redirect STDERR to file.
     - run: xvfb-run --auto-servernum -- bash -c "npm run fcoverage 2>./firefox-linux-testrun.log"
@@ -212,6 +237,11 @@ jobs:
       with:
         name: firefox-linux-testrun.log
         path: firefox-linux-testrun.log
+    - uses: actions/upload-artifact@v1
+      if: failure()
+      with:
+        name: coredumps
+        path: coredumps
 
   firefox_mac:
     name: "Firefox Mac"