Crash in js::EmulatesUndefined(JSObject*)

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Component
firefox
Last affected version
0:149.0.2-1.fc42
Executable
/usr/lib64/firefox/firefox
Error name
SIGSEGV 11
First occurrence
2026-09-09
Last occurrence
2026-09-09
Unique reports
1
Quality
-120

Statistics

Operating system Unique / Total count
Fedora 42 1 / 1
Operating system Count
Fedora 42 1
Architecture Count
x86_64 1
Related packages Count
firefox 1
 0:149.0.2-1.fc42 1

Packages names with count less than the total count of reports are most probably not the cause of the problem.

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Backtrace

Frame # Function Binary Source or offset Line
1
js::EmulatesUndefined(JSObject*)
/usr/lib64/firefox/libxul.so 0x30e9184
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
2
js::LooselyEqual(JSContext*, JS::Handle<JS::Value>, JS::Handle<JS::Value>, bool*)
/usr/lib64/firefox/libxul.so 0x310437d
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
3
js::Interpret(JSContext*, js::RunState&)
/usr/lib64/firefox/libxul.so 0x30bbf29
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
4
js::RunScript(JSContext*, js::RunState&)
/usr/lib64/firefox/libxul.so 0x30b8d7b
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
5
js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct, js::CallReason)
/usr/lib64/firefox/libxul.so 0x30c83b3
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
6
js::jit::DoCallFallback(JSContext*, js::jit::BaselineFrame*, js::jit::ICFallbackStub*, unsigned int, JS::Value*, JS::MutableHandle<JS::Value>)
/usr/lib64/firefox/libxul.so 0x311c77b
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
7
anonymous function
/usr/lib64/firefox/libxul.so 0x18ba12bbd824 -
8
anonymous function
/usr/lib64/firefox/libxul.so 0x18ba12bc3536 -
9
anonymous function
/usr/lib64/firefox/libxul.so 0x18ba12bc5894 -
10
anonymous function
/usr/lib64/firefox/libxul.so 0x18ba12bbb3dd -
11
EnterJit(JSContext*, js::RunState&, unsigned char*) [clone .lto_priv.0]
/usr/lib64/firefox/libxul.so 0x3123328
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
12
js::Interpret(JSContext*, js::RunState&)
/usr/lib64/firefox/libxul.so 0x30b9d65
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
13
js::RunScript(JSContext*, js::RunState&)
/usr/lib64/firefox/libxul.so 0x30b8d7b
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
14
js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct, js::CallReason)
/usr/lib64/firefox/libxul.so 0x30c83b3
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
15
js::fun_call(JSContext*, unsigned int, JS::Value*)
/usr/lib64/firefox/libxul.so 0x3753b82
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
16
anonymous function
/usr/lib64/firefox/libxul.so 0x18ba12c1bbc5 -
17
anonymous function
/usr/lib64/firefox/libxul.so 0x18ba130b70c8 -
18
anonymous function
/usr/lib64/firefox/libxul.so 0x18ba12c1a6a8 -
19
anonymous function
/usr/lib64/firefox/libxul.so 0x18ba1317032d -
20
anonymous function
/usr/lib64/firefox/libxul.so 0x18ba12c427eb -
21
anonymous function
/usr/lib64/firefox/libxul.so 0x18ba1317011b -
22
anonymous function
/usr/lib64/firefox/libxul.so 0x18ba12bbb3dd -
23
EnterJit(JSContext*, js::RunState&, unsigned char*) [clone .lto_priv.0]
/usr/lib64/firefox/libxul.so 0x3123328
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
24
js::RunScript(JSContext*, js::RunState&)
/usr/lib64/firefox/libxul.so 0x30b8df2
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
25
js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct, js::CallReason)
/usr/lib64/firefox/libxul.so 0x30c83b3
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
26
JS::Call(JSContext*, JS::Handle<JS::Value>, JS::Handle<JS::Value>, JS::HandleValueArray const&, JS::MutableHandle<JS::Value>)
/usr/lib64/firefox/libxul.so 0x329c43b
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
27
mozilla::dom::EventListener::HandleEvent(mozilla::dom::BindingCallContext&, JS::Handle<JS::Value>, mozilla::dom::Event&, mozilla::ErrorResult&)
/usr/lib64/firefox/libxul.so 0x33206d8
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
28
mozilla::EventListenerManager::HandleEventWithListenerArray(mozilla::EventListenerManager::ListenerArray*, nsAtom*, mozilla::EventMessage, nsPresContext*, mozilla::WidgetEvent*, mozilla::dom::Event**, mozilla::dom::EventTarget*, bool) [clone .cold]
/usr/lib64/firefox/libxul.so 0x26cec2
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
29
mozilla::EventListenerManager::HandleEventInternal(nsPresContext*, mozilla::WidgetEvent*, mozilla::dom::Event**, mozilla::dom::EventTarget*, nsEventStatus*, bool)
/usr/lib64/firefox/libxul.so 0x3291bae
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
30
mozilla::EventTargetChainItem::HandleEventTargetChain(nsTArray<mozilla::EventTargetChainItem>&, mozilla::EventChainPostVisitor&, mozilla::EventDispatchingCallback*, mozilla::ELMCreationDetector&)
/usr/lib64/firefox/libxul.so 0x32763ef
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
31
mozilla::EventDispatcher::Dispatch(mozilla::dom::EventTarget*, nsPresContext*, mozilla::WidgetEvent*, mozilla::dom::Event*, nsEventStatus*, mozilla::EventDispatchingCallback*, nsTArray<mozilla::dom::EventTarget*>*) [clone .cold]
/usr/lib64/firefox/libxul.so 0x237390
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
32
mozilla::EventDispatcher::DispatchDOMEvent(mozilla::dom::EventTarget*, mozilla::WidgetEvent*, mozilla::dom::Event*, nsPresContext*, nsEventStatus*)
/usr/lib64/firefox/libxul.so 0x3274655
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
33
mozilla::dom::Document::DispatchPageTransition(mozilla::dom::EventTarget*, nsTSubstring<char16_t> const&, bool, bool, bool) [clone .constprop.0]
/usr/lib64/firefox/libxul.so 0x392473a
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
34
mozilla::dom::Document::OnPageHide(bool, mozilla::dom::EventTarget*, bool)
/usr/lib64/firefox/libxul.so 0x3924552
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
35
nsDocumentViewer::PageHide(bool)
/usr/lib64/firefox/libxul.so 0x3923ff6
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
36
nsDocShell::FirePageHideNotificationInternal(bool, bool)
/usr/lib64/firefox/libxul.so 0x3923c76
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
37
.LTHUNK526.lto_priv.1
/usr/lib64/firefox/libxul.so 0x3c4d782
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
38
nsWebBrowser::SetDocShell(nsDocShell*)
/usr/lib64/firefox/libxul.so 0x39cf9c2
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
39
nsWebBrowser::InternalDestroy()
/usr/lib64/firefox/libxul.so 0x3c4d3bf
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
40
nsWebBrowser::Destroy()
/usr/lib64/firefox/libxul.so 0x3c4d2aa
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
41
mozilla::dom::BrowserChild::DestroyWindow()
/usr/lib64/firefox/libxul.so 0x22e5d37
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
42
mozilla::dom::BrowserChild::RecvDestroy()
/usr/lib64/firefox/libxul.so 0x22e611c
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
43
mozilla::dom::PBrowserChild::OnMessageReceived(IPC::Message const&)
/usr/lib64/firefox/libxul.so 0x22fd6e2
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
44
mozilla::dom::PContentChild::OnMessageReceived(IPC::Message const&)
/usr/lib64/firefox/libxul.so 0x2301f0f
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
45
mozilla::ipc::MessageChannel::DispatchMessage(mozilla::ipc::ActorLifecycleProxy*, std::unique_ptr<IPC::Message, std::default_delete<IPC::Message> >)
/usr/lib64/firefox/libxul.so 0x31e5e85
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
46
mozilla::ipc::MessageChannel::MessageTask::Run()
/usr/lib64/firefox/libxul.so 0x31e58e6
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
47
mozilla::TaskController::DoExecuteNextTaskOnlyMainThreadInternal(mozilla::detail::BaseAutoLock<mozilla::Mutex&> const&)
/usr/lib64/firefox/libxul.so 0x31f833c
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
48
mozilla::TaskController::ProcessPendingMTTask(bool)
/usr/lib64/firefox/libxul.so 0x31f7c0b
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
49
nsThread::ProcessNextEvent(bool, bool*)
/usr/lib64/firefox/libxul.so 0x2fabf48
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
50
mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate*)
/usr/lib64/firefox/libxul.so 0x32af6b2
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
51
MessageLoop::Run()
/usr/lib64/firefox/libxul.so 0x35ff973
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
52
nsBaseAppShell::Run()
/usr/lib64/firefox/libxul.so 0x38b377d
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
53
nsAppShell::Run()
/usr/lib64/firefox/libxul.so 0x38b26c4
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
54
mozilla::ipc::MessagePumpForChildProcess::Run(base::MessagePump::Delegate*)
/usr/lib64/firefox/libxul.so 0xc9ce78
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
55
MessageLoop::Run()
/usr/lib64/firefox/libxul.so 0x35ff973
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
56
XRE_InitChildProcess(int, char**, XREChildData const*)
/usr/lib64/firefox/libxul.so 0x2abc430
Build id: 235b9a103625e93a98beeb768fe6c8e2a64f0e2a 		-
57
main
/usr/lib64/firefox/firefox 0x3ea83
Build id: c21c20fc9227979b4cb34d193d02f18e3c53591f 		-
58
__libc_start_call_main
/lib64/libc.so.6 0x3575
Build id: 92b5376d35bb29c098175948cf3e7cbcae3aeae1 		-
59
__libc_start_main@@GLIBC_2.34
/lib64/libc.so.6 0x3628
Build id: 92b5376d35bb29c098175948cf3e7cbcae3aeae1 		-
60
_start
/usr/lib64/firefox/firefox 0x3c275
Build id: c21c20fc9227979b4cb34d193d02f18e3c53591f 		-