198006 2019-05-17 16:10:39 -0700 [PSON] Assertion hit when navigating back after a process swap forced by the client 2019-05-21 16:45:22 -0700 1 1 1 Unclassified WebKit WebKit2 WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 cdumez cdumez achristensen beidson commit-queue ggaren koivisto webkit-bug-importer oldest_to_newest 1537309 0 cdumez 2019-05-17 16:10:39 -0700 Assertion hit when navigating back after a process swap forced by the client: Exception Type: EXC_BAD_ACCESS (SIGSEGV) Exception Codes: KERN_INVALID_ADDRESS at 0x00000000bbadbeef Exception Note: EXC_CORPSE_NOTIFY Termination Signal: Segmentation fault: 11 Termination Reason: Namespace SIGNAL, Code 0xb Terminating Process: exc handler [62330] Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 com.apple.JavaScriptCore 0x000000010ff09dee WTFCrash + 14 (Assertions.cpp:305) 1 com.apple.WebKit 0x000000011d25a2ab WTFCrashWithInfo(int, char const*, char const*, int) + 27 2 com.apple.WebKit 0x000000011db047fc WebKit::ProvisionalPageProxy::didCreateMainFrame(unsigned long long) + 332 (ProvisionalPageProxy.cpp:199) 3 com.apple.WebKit 0x000000011db2f18a void IPC::callMemberFunctionImpl<WebKit::ProvisionalPageProxy, void (WebKit::ProvisionalPageProxy::*)(unsigned long long), std::__1::tuple<unsigned long long>, 0ul>(WebKit::ProvisionalPageProxy*, void (WebKit::ProvisionalPageProxy::*)(unsigned long long), std::__1::tuple<unsigned long long>&&, std::__1::integer_sequence<unsigned long, 0ul>) + 154 (HandleMessage.h:42) 4 com.apple.WebKit 0x000000011db2f0e0 void IPC::callMemberFunction<WebKit::ProvisionalPageProxy, void (WebKit::ProvisionalPageProxy::*)(unsigned long long), std::__1::tuple<unsigned long long>, std::__1::integer_sequence<unsigned long, 0ul> >(std::__1::tuple<unsigned long long>&&, WebKit::ProvisionalPageProxy*, void (WebKit::ProvisionalPageProxy::*)(unsigned long long)) + 112 (HandleMessage.h:48) 5 com.apple.WebKit 0x000000011db079ae void IPC::handleMessage<Messages::WebPageProxy::DidCreateMainFrame, WebKit::ProvisionalPageProxy, void (WebKit::ProvisionalPageProxy::*)(unsigned long long)>(IPC::Decoder&, WebKit::ProvisionalPageProxy*, void (WebKit::ProvisionalPageProxy::*)(unsigned long long)) + 238 (HandleMessage.h:121) 6 com.apple.WebKit 0x000000011db06915 WebKit::ProvisionalPageProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&) + 2021 (ProvisionalPageProxy.cpp:439) 7 com.apple.WebKit 0x000000011d330869 IPC::MessageReceiverMap::dispatchMessage(IPC::Connection&, IPC::Decoder&) + 313 (MessageReceiverMap.cpp:124) 8 com.apple.WebKit 0x000000011dadf804 WebKit::AuxiliaryProcessProxy::dispatchMessage(IPC::Connection&, IPC::Decoder&) + 52 (AuxiliaryProcessProxy.cpp:155) 9 com.apple.WebKit 0x000000011dd9381a WebKit::WebProcessProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&) + 58 (WebProcessProxy.cpp:629) 10 com.apple.WebKit 0x000000011d2b4679 IPC::Connection::dispatchMessage(IPC::Decoder&) + 473 (Connection.cpp:984) 11 com.apple.WebKit 0x000000011d2ac932 IPC::Connection::dispatchMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >) + 370 12 com.apple.WebKit 0x000000011d2b344b IPC::Connection::dispatchIncomingMessages() + 1067 (Connection.cpp:1114) 13 com.apple.WebKit 0x000000011d2d67e5 IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_14::operator()() + 69 (Connection.cpp:959) 14 com.apple.WebKit 0x000000011d2d6719 WTF::Detail::CallableWrapper<IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_14, void>::call() + 25 (Function.h:52) 15 com.apple.JavaScriptCore 0x000000010ff3456a WTF::Function<void ()>::operator()() const + 138 (Function.h:79) 16 com.apple.JavaScriptCore 0x000000010ff96fa3 WTF::RunLoop::performWork() + 211 (RunLoop.cpp:107) 17 com.apple.JavaScriptCore 0x000000010ff978fe WTF::RunLoop::performWork(void*) + 30 (RunLoopCF.cpp:39) 18 com.apple.CoreFoundation 0x00007fff34294752 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 17 19 com.apple.CoreFoundation 0x00007fff342946e2 __CFRunLoopDoSource0 + 112 20 com.apple.CoreFoundation 0x00007fff34277f1b __CFRunLoopDoSources0 + 209 21 com.apple.CoreFoundation 0x00007fff3427751e __CFRunLoopRun + 1272 22 com.apple.CoreFoundation 0x00007fff34276da1 CFRunLoopRunSpecific + 499 23 com.apple.HIToolbox 0x00007fff32ec726d RunCurrentEventLoopInMode + 292 24 com.apple.HIToolbox 0x00007fff32ec6fae ReceiveNextEventCommon + 600 25 com.apple.HIToolbox 0x00007fff32ec6d38 _BlockUntilNextEventMatchingListInModeWithFilter + 64 26 com.apple.AppKit 0x00007fff315569a8 _DPSNextEvent + 990 27 com.apple.AppKit 0x00007fff31555710 -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 1325 1538015 1 370347 cdumez 2019-05-21 15:27:37 -0700 Created attachment 370347 Patch 1538048 2 370347 commit-queue 2019-05-21 16:44:22 -0700 Comment on attachment 370347 Patch Clearing flags on attachment: 370347 Committed r245601: <https://trac.webkit.org/changeset/245601> 1538049 3 commit-queue 2019-05-21 16:44:23 -0700 All reviewed patches have been landed. Closing bug. 1538050 4 webkit-bug-importer 2019-05-21 16:45:22 -0700 <rdar://problem/51006852> 370347 2019-05-21 15:27:37 -0700 2019-05-21 16:44:22 -0700 Patch bug-198006-20190521152734.patch text/plain 10774 cdumez U3VidmVyc2lvbiBSZXZpc2lvbjogMjQ1NTM4CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViS2l0L0No YW5nZUxvZyBiL1NvdXJjZS9XZWJLaXQvQ2hhbmdlTG9nCmluZGV4IGVmZWI1NWNiOWRmZGI5Mjg1 ZjQ5ODAzMjE5ZjI1ZTMxOWZmZDllNmYuLjc4YzVmYjJkOWI1MmZjNmQ4NmRlODg2ZDk4MDBmNzc2 NTM2M2Y1MjAgMTAwNjQ0Ci0tLSBhL1NvdXJjZS9XZWJLaXQvQ2hhbmdlTG9nCisrKyBiL1NvdXJj ZS9XZWJLaXQvQ2hhbmdlTG9nCkBAIC0xLDMgKzEsMzUgQEAKKzIwMTktMDUtMjEgIENocmlzIER1 bWV6ICA8Y2R1bWV6QGFwcGxlLmNvbT4KKworICAgICAgICBbUFNPTl0gQXNzZXJ0aW9uIGhpdCB3 aGVuIG5hdmlnYXRpbmcgYmFjayBhZnRlciBhIHByb2Nlc3Mgc3dhcCBmb3JjZWQgYnkgdGhlIGNs aWVudAorICAgICAgICBodHRwczovL2J1Z3Mud2Via2l0Lm9yZy9zaG93X2J1Zy5jZ2k/aWQ9MTk4 MDA2CisKKyAgICAgICAgUmV2aWV3ZWQgYnkgTk9CT0RZIChPT1BTISkuCisKKyAgICAgICAgQWZ0 ZXIgcjI0NTE5OCwgd2UgY29uc3RydWN0IGEgU3VzcGVuZGVkUGFnZVByb3h5IHdoZW4gYSBwcm9j 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