112958 2013-03-21 13:30:41 -0700 http://trac.webkit.org/changeset/146375 causing CrOS crashes 2013-03-21 14:40:06 -0700 1 1 1 Unclassified WebKit Layout and Rendering 528+ (Nightly build) Unspecified Unspecified RESOLVED FIXED P2 Normal --- 112740 1 pkasting cbiesinger abarth eric esprehn+autocc ojan.autocc ojan webkit.review.bot oldest_to_newest 860624 0 pkasting 2013-03-21 13:30:41 -0700 After r146375, the ChromeOS downstream bots are having crashes. Here's a relevant stack trace, from http://build.chromium.org/p/chromium.memory/builders/Linux%20Chromium%20OS%20ASAN%20Tests%20%283%29/builds/3900/steps/browser_tests/logs/stdio : ASAN:SIGSEGV ================================================================= ==17658== ERROR: AddressSanitizer: SEGV on unknown address 0x000000000020 (pc 0x000002b5e33a sp 0x7fff74e37850 bp 0x7fff74e37870 T0) AddressSanitizer can not provide additional info. #0 0x2b5e339 in treeScope /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Node.h:482:0 #1 0x2b5e339 in documentInternal /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Node.h:786:0 #2 0x2b5e339 in document /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Node.h:479:0 #3 0x2b5e339 in document /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/rendering/RenderObject.h:657:0 #4 0x2b5e339 in WebCore::RenderDeprecatedFlexibleBox::RenderDeprecatedFlexibleBox(WebCore::Element*) /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/rendering/RenderDeprecatedFlexibleBox.cpp:128:0 #5 0x2b5e4fa in WebCore::RenderDeprecatedFlexibleBox::createAnonymous(WebCore::Document*) /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/rendering/RenderDeprecatedFlexibleBox.cpp:143:0 #6 0x2aed399 in WebCore::RenderBlock::createAnonymousWithParentRendererAndDisplay(WebCore::RenderObject const*, WebCore::EDisplay) /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/rendering/RenderBlock.cpp:8031:0 #7 0xb1a0cbd in style /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/rendering/RenderBlock.h:277:0 #8 0xb1a0cbd in WebCore::RenderButton::addChild(WebCore::RenderObject*, WebCore::RenderObject*) /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/rendering/RenderButton.cpp:53:0 #9 0x7cb68fb in WebCore::NodeRenderingContext::createRendererForElementIfNeeded() /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/NodeRenderingContext.cpp:284:0 #10 0x7c43da2 in createRendererIfNeeded /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Element.cpp:1261:0 #11 0x7c43da2 in WebCore::Element::attach() /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Element.cpp:1270:0 #12 0x7ba1760 in attachChildren /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/ContainerNode.h:197:0 #13 0x7ba1760 in WebCore::ContainerNode::attach() /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/ContainerNode.cpp:826:0 #14 0x7c440ce in WebCore::Element::attach() /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Element.cpp:1284:0 #15 0x5531d78 in WebCore::HTMLFormControlElement::attach() /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/html/HTMLFormControlElement.cpp:215:0 #16 0x7ba1760 in attachChildren /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/ContainerNode.h:197:0 #17 0x7ba1760 in WebCore::ContainerNode::attach() /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/ContainerNode.cpp:826:0 #18 0x7c440ce in WebCore::Element::attach() /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Element.cpp:1284:0 #19 0x7ba1760 in attachChildren /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/ContainerNode.h:197:0 #20 0x7ba1760 in WebCore::ContainerNode::attach() /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/ContainerNode.cpp:826:0 #21 0x7c440ce in WebCore::Element::attach() /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Element.cpp:1284:0 #22 0x7c46693 in reattach /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Node.h:896:0 #23 0x7c46693 in WebCore::Element::recalcStyle(WebCore::Node::StyleChange) /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Element.cpp:1395:0 #24 0x7c46d8d in WebCore::Element::recalcStyle(WebCore::Node::StyleChange) /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Element.cpp:1460:0 #25 0x7c46d8d in WebCore::Element::recalcStyle(WebCore::Node::StyleChange) /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Element.cpp:1460:0 #26 0x7c46d8d in WebCore::Element::recalcStyle(WebCore::Node::StyleChange) /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Element.cpp:1460:0 #27 0x7c46d8d in WebCore::Element::recalcStyle(WebCore::Node::StyleChange) /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Element.cpp:1460:0 #28 0x7c46d8d in WebCore::Element::recalcStyle(WebCore::Node::StyleChange) /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Element.cpp:1460:0 #29 0x7bd13c2 in WebCore::Document::recalcStyle(WebCore::Node::StyleChange) /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Document.cpp:1870:0 #30 0x7bd2a12 in updateStyleIfNeeded /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Document.cpp:1913:0 #31 0x7bd2a12 in WebCore::Document::updateLayout() /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Document.cpp:1944:0 #32 0x7bd2cad in WebCore::Document::updateLayoutIgnorePendingStylesheets() /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Document.cpp:1982:0 #33 0x7c381d3 in WebCore::Element::offsetHeight() /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../third_party/WebKit/Source/WebCore/dom/Element.cpp:529:0 #34 0x8648c2e in offsetHeightAttrGetterForMainWorld /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/gen/webcore/bindings/V8Element.cpp:207:0 #35 0x8648c2e in WebCore::ElementV8Internal::offsetHeightAttrGetterCallbackForMainWorld(v8::Local<v8::String>, v8::AccessorInfo const&) /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/gen/webcore/bindings/V8Element.cpp:212:0 #36 0xa52a09d in v8::internal::JSObject::GetPropertyWithCallback(v8::internal::Object*, v8::internal::Object*, v8::internal::Name*) /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../v8/src/objects.cc:344:0 #37 0xa3e9bd2 in v8::internal::LoadIC::Load(v8::internal::InlineCacheState, v8::internal::Handle<v8::internal::Object>, v8::internal::Handle<v8::internal::String>) /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../v8/src/ic.cc:947:0 #38 0xa3f8fd6 in v8::internal::LoadIC_Miss(v8::internal::Arguments, v8::internal::Isolate*) /mnt/data/b/build/slave/Linux_Chromium_OS_ASAN_Builder/build/src/out/Release/../../v8/src/ic.cc:2061:0 #39 0x7f104ab062ed in ==17658== ABORTING 860635 1 abarth 2013-03-21 13:44:00 -0700 We should probably roll out r146375 while we investigate. 860669 2 cbiesinger 2013-03-21 14:05:07 -0700 We figured it out. For anonymous bitfields, m_node is set only after the constructor. Patch coming up. 860688 3 194336 cbiesinger 2013-03-21 14:19:42 -0700 Created attachment 194336 Patch 860710 4 194336 webkit.review.bot 2013-03-21 14:40:02 -0700 Comment on attachment 194336 Patch Clearing flags on attachment: 194336 Committed r146522: <http://trac.webkit.org/changeset/146522> 860711 5 webkit.review.bot 2013-03-21 14:40:06 -0700 All reviewed patches have been landed. Closing bug. 194336 2013-03-21 14:19:42 -0700 2013-03-21 14:40:02 -0700 Patch bug-112958-20130321141530.patch text/plain 4022 cbiesinger U3VidmVyc2lvbiBSZXZpc2lvbjogMTQ2NTEyCmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViQ29yZS9D aGFuZ2VMb2cgYi9Tb3VyY2UvV2ViQ29yZS9DaGFuZ2VMb2cKaW5kZXggMDAxOGNlYjM4ZGZiZDNh NDViNDMyODQ4YzJkY2JhMzg3ZTQ5MjgxYS4uMzczODg2ZmVjNzEwZjRkNzc5NzJlMGE5MWNmYjU3 M2I1MTk1YTRhOSAxMDA2NDQKLS0tIGEvU291cmNlL1dlYkNvcmUvQ2hhbmdlTG9nCisrKyBiL1Nv dXJjZS9XZWJDb3JlL0NoYW5nZUxvZwpAQCAtMSwzICsxLDE3IEBACisyMDEzLTAzLTIxICBDaHJp c3RpYW4gQmllc2luZ2VyICA8Y2JpZXNpbmdlckBjaHJvbWl1bS5vcmc+CisKKyAgICAgICAgaHR0 cDovL3RyYWMud2Via2l0Lm9yZy9jaGFuZ2VzZXQvMTQ2Mzc1IGNhdXNpbmcgQ3JPUyBjcmFzaGVz CisgICAgICAgIGh0dHBzOi8vYnVncy53ZWJraXQub3JnL3Nob3dfYnVnLmNnaT9pZD0xMTI5NTgK KworICAgICAgICBSZXZpZXdlZCBieSBOT0JPRFkgKE9PUFMhKS4KKworICAgICAgICBUZXN0OiBm YXN0L2ZsZXhib3gvY3Jhc2gtYW5vbnltb3VzLWJveC5odG1sCisKKyAgICAgICAgKiByZW5kZXJp bmcvUmVuZGVyRGVwcmVjYXRlZEZsZXhpYmxlQm94LmNwcDoKKyAgICAgICAgKFdlYkNvcmU6OlJl 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