Created attachment 210268 [details] layout-test-results-debug-r154875 Some tests results changed after the patch in http://trac.webkit.org/changeset/154444. After unsuccessful bisecting with applied patch in range r154300 and r154444, I applied the patch to r154291 and turned out the patch caused the failure. On release bots: http://build.webkit.sed.hu/results/x86-32%20Linux%20Qt%20Release%20NRWT/r154873%20%2836388%29/results.html http/tests/security/aboutBlank/xss-DENIED-navigate-opener-javascript-url.html http/tests/security/aboutBlank/xss-DENIED-set-opener.html http/tests/security/dataURL/xss-DENIED-from-data-url-in-foreign-domain-window-open.html http/tests/security/dataURL/xss-DENIED-to-data-url-in-foreign-domain-window-open.html On my local machine additionally fails with release: http/tests/security/javascriptURL/xss-DENIED-from-javascript-url-in-foreign-domain-window-open.html http/tests/security/xss-DENIED-defineProperty.html on debug bots: http://build.webkit.sed.hu/results/x86-64%20Linux%20Qt%20Debug/r154870%20%2830291%29/results.html same as release http/tests/security/aboutBlank/xss-DENIED-navigate-opener-javascript-url.html http/tests/security/aboutBlank/xss-DENIED-set-opener.html http/tests/security/dataURL/xss-DENIED-from-data-url-in-foreign-domain-window-open.html http/tests/security/dataURL/xss-DENIED-to-data-url-in-foreign-domain-window-open.html additionally failes http/tests/security/dataURL/xss-DENIED-from-data-url-to-data-url.html http/tests/security/dataURL/xss-DENIED-to-data-url-in-foreign-domain-subframe-location-change.html http/tests/security/dataURL/xss-DENIED-to-data-url-in-foreign-domain-subframe.html http/tests/security/dataURL/xss-DENIED-to-data-url-sub-frame-2-level.html Debug r154875 test results are attached. One example: --- /home/azbest/webkit/WebKit/layout-test-results/http/tests/security/aboutBlank/xss-DENIED-navigate-opener-javascript-url-expected.txt +++ /home/azbest/webkit/WebKit/layout-test-results/http/tests/security/aboutBlank/xss-DENIED-navigate-opener-javascript-url-actual.txt @@ -1,5 +1,3 @@ -CONSOLE MESSAGE: Blocked a frame with origin "http://127.0.0.1:8000" from accessing a frame with origin "http://localhost:8000". Protocols, domains, and ports must match. -CONSOLE MESSAGE: line 1: TypeError: undefined is not an object (evaluating 'target.document.body') This page opens a window to "", injects malicious code, and then navigates its opener to the victim. The opened window then tries to scripts its opener after reloading itself as a javascript URL. Code injected into window: <script>window.location = 'javascript:\'<script>function write(target, message) { target.document.body.innerHTML = message; }setTimeout(function() {write(window.opener, \\\'FAIL: XSS was allowed.\\\');}, 100);setTimeout(function() {write(window.opener.top.frames[1], \\\'SUCCESS: Window remained in original SecurityOrigin.\\\');}, 200);setTimeout(function() { if (window.testRunner) testRunner.globalFlag = true; }, 300);<\\\/script>\''</script> @@ -13,4 +11,4 @@ -------- Frame: '<!--framePath //<!--frame1-->-->' -------- -SUCCESS: Window remained in original SecurityOrigin. +This page doesn't do anything special.