Open the crash report on crash-stats: e1dfaeb1-7ad4-4c27-ad80-c10480260819.

The crash signature is VerifyClientPrincipalInfosMatch.

Frame Signature Source Changesets
0 VerifyClientPrincipalInfosMatch(mozilla::ipc::PrincipalInfo const&, mozilla::ipc::PrincipalInfo const&) docshell/base/nsDocShell.cpp:2471
0
2026-08-17
backout: False
1 nsDocShell::MaybeInheritController(mozilla::dom::ClientSource*, nsIPrincipal*) docshell/base/nsDocShell.cpp:2508
0
2026-08-17
backout: False
2 nsDocShell::InternalLoad(nsDocShellLoadState*, mozilla::Maybe<unsigned int>) docshell/base/nsDocShell.cpp:8929
0
2026-08-17
backout: False
3 nsDocShell::LoadURI(nsDocShellLoadState*, bool, bool) docshell/base/nsDocShell.cpp:875
0
2026-08-17
backout: False
4 mozilla::dom::Document::MaybeInitializeFinalizeFrameLoaders() dom/base/Document.cpp:10318
5 mozilla::detail::RunnableMethodImpl<mozilla::Preferences *,nsresult (mozilla::Preferences::*)(),1,0>::Run() xpcom/threads/nsThreadUtils.h:1124
6 nsINode::ReplaceOrInsertBefore(bool, nsINode*, nsINode*, MutationEffectOnScript, mozilla::ErrorResult&) dom/base/nsINode.cpp:3635
0
2026-08-18
backout: False
7 mozilla::dom::Node_Binding::insertBefore(JSContext*, JS::Handle<JSObject *>, void*, JSJitMethodCallArgs const&) dom/bindings/NodeBinding.cpp:890
8 mozilla::dom::binding_detail::GenericMethod<mozilla::dom::binding_detail::NormalThisPolicy,mozilla::dom::binding_detail::ThrowExceptions>(JSContext*, unsigned int, JS::Value*) dom/bindings/BindingUtils.cpp:3216
9 js::Interpret(JSContext*, js::RunState&) js/src/vm/Interpreter.cpp:3300
0
2026-08-18
backout: False
10 js::RunScript(JSContext*, js::RunState&) js/src/vm/Interpreter.cpp:486
0
2026-08-18
backout: False
11 js::Execute(JSContext*, JS::Handle<JSScript *>, JS::Handle<JSObject *>, JS::MutableHandle<JS::Value>) js/src/vm/Interpreter.cpp:906
0
2026-08-18
backout: False
12 JS_ExecuteScript(JSContext*, JS::Handle<JSScript *>) js/src/vm/CompilationAndEvaluation.cpp:568
13 mozilla::dom::ScriptLoader::ProcessRequest(JS::loader::ScriptLoadRequest*) dom/script/ScriptLoader.cpp:2763
14 mozilla::dom::ScriptLoader::ProcessPendingRequests(bool) dom/script/ScriptLoader.cpp:4384
15 mozilla::dom::(anonymous namespace)::OffThreadCompilationCompleteTask::Run() dom/script/ScriptLoader.cpp:2227
16 mozilla::TaskController::DoExecuteNextTaskOnlyMainThreadInternal(mozilla::detail::BaseAutoLock<mozilla::Mutex &> const&) xpcom/threads/TaskController.cpp:1360
17 mozilla::TaskController::ProcessPendingMTTask(bool) xpcom/threads/TaskController.cpp:657
18 NS_ProcessNextEvent(nsIThread*, bool) xpcom/threads/nsThreadUtils.cpp:471
19 mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate*) ipc/glue/MessagePump.cpp:105
20 MessageLoop::RunHandler() ipc/chromium/src/base/message_loop.cc:364
21 nsBaseAppShell::Run() widget/nsBaseAppShell.cpp:151
22 nsAppShell::Run() widget/windows/nsAppShell.cpp:632
23 mozilla::ipc::MessagePumpForChildProcess::Run(base::MessagePump::Delegate*) ipc/glue/MessagePump.cpp:233
24 MessageLoop::RunHandler() ipc/chromium/src/base/message_loop.cc:364
25 mozilla::BootstrapImpl::XRE_InitChildProcess(int, char**, XREChildData const*) toolkit/xre/Bootstrap.cpp:59
26 wmain(int, wchar_t**) toolkit/xre/nsWindowsWMain.cpp:150
27 __scrt_common_main_seh() /builds/worker/workspace/obj-build/browser/app/D:/a/_work/1/s/src/vctools/crt/vcstartup/src/startup/exe_common.inl:288
28 BaseThreadInitThunk None
29 RtlUserThreadStart None