Crash in JS::HasAnyMicroTasks(JSContext*)

Similar reports
Problem #805966
Component
firefox
Last affected version
0:147.0.4-1.fc42
Executable
/usr/lib64/firefox/firefox
Error name
SIGSEGV 11
First occurrence
2026-02-15
Last occurrence
2026-03-14
Unique reports
18
Quality
-62

Statistics

Operating system Unique / Total count
Fedora 42 18 / 19
Operating system Count
Fedora 42 19
Architecture Count
x86_64 19
Related packages Count
firefox 19
 0:147.0.4-1.fc42 12
 0:147.0.3-1.fc42 7

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::HasAnyMicroTasks(JSContext*)
/usr/lib64/firefox/libxul.so 0x5489860
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
2
mozilla::CycleCollectedJSContext::PerformMicroTaskCheckPoint(bool)
/usr/lib64/firefox/libxul.so 0x4c3a9d
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
3
mozilla::CycleCollectedJSContext::BeforeProcessTask(bool)
/usr/lib64/firefox/libxul.so 0x4c482b
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
4
nsThread::ProcessNextEvent(bool, bool*)
/usr/lib64/firefox/libxul.so 0x594eb0
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
5
NS_ProcessNextEvent(nsIThread*, bool)
/usr/lib64/firefox/libxul.so 0x5956a1
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
6
nsThread::Shutdown()
/usr/lib64/firefox/libxul.so 0x596215
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
7
mozilla::dom::LlamaStreamSource::~LlamaStreamSource()
/usr/lib64/firefox/libxul.so 0x504fb4c
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
8
mozilla::dom::LlamaStreamSource::~LlamaStreamSource()
/usr/lib64/firefox/libxul.so 0x504fce2
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
9
mozilla::dom::UnderlyingSourceAlgorithmsBase::Release()
/usr/lib64/firefox/libxul.so 0x41e1e4e
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
10
mozilla::dom::LlamaRunner::cycleCollection::DeleteCycleCollectable(void*)
/usr/lib64/firefox/libxul.so 0x504d29c
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
11
mozilla::dom::LlamaRunner::Release()
/usr/lib64/firefox/libxul.so 0x504953e
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
12
mozilla::dom::DeferredFinalizerImpl<nsISupports>::DeferredFinalize(unsigned int, void*)
/usr/lib64/firefox/libxul.so 0x4a07df
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
13
mozilla::IncrementalFinalizeRunnable::ReleaseNow(bool) [clone .part.0]
/usr/lib64/firefox/libxul.so 0x4b332c
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
14
mozilla::CycleCollectedJSRuntime::OnGC(JSContext*, JSGCStatus, JS::GCReason)
/usr/lib64/firefox/libxul.so 0x4b3681
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
15
js::gc::GCRuntime::maybeCallGCCallback(JSGCStatus, JS::GCReason) [clone .part.0]
/usr/lib64/firefox/libxul.so 0x593bba2
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
16
js::gc::GCRuntime::gcCycle(bool, JS::SliceBudget const&, JS::GCReason)
/usr/lib64/firefox/libxul.so 0x596aa7e
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
17
js::gc::GCRuntime::collect(bool, JS::SliceBudget const&, JS::GCReason)
/usr/lib64/firefox/libxul.so 0x596ad80
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
18
js::gc::GCRuntime::gc(JS::GCOptions, JS::GCReason)
/usr/lib64/firefox/libxul.so 0x596b1c0
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
19
JSRuntime::destroyRuntime()
/usr/lib64/firefox/libxul.so 0x5583025
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
20
js::DestroyContext(JSContext*)
/usr/lib64/firefox/libxul.so 0x548a739
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
21
mozilla::CycleCollectedJSContext::~CycleCollectedJSContext()
/usr/lib64/firefox/libxul.so 0x4c69a2
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
22
mozilla::dom::workerinternals::(anonymous namespace)::WorkerThreadPrimaryRunnable::Run()
/usr/lib64/firefox/libxul.so 0x4117f8f
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
23
nsThread::ProcessNextEvent(bool, bool*)
/usr/lib64/firefox/libxul.so 0x595197
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
24
NS_ProcessNextEvent(nsIThread*, bool)
/usr/lib64/firefox/libxul.so 0x5956a1
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
25
mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*)
/usr/lib64/firefox/libxul.so 0xdca59a
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
26
MessageLoop::Run()
/usr/lib64/firefox/libxul.so 0xd78dd4
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
27
nsThread::ThreadFunc(void*)
/usr/lib64/firefox/libxul.so 0x59c1d6
Build id: 9d739d4ac8d68ae8c6d4d14d3773fa3680dcf621 		-
28
_pt_root
/lib64/libnspr4.so 0x22e63
Build id: bc7a8d9fac9f725cdda3d360cfb5260dfa1b83cb 		-
29
set_alt_signal_stack_and_start(PthreadCreateParams*)
/usr/lib64/firefox/firefox 0x288ec
Build id: 88d8a8a4088758c190ae4007aa00f7d3e9b66416 		-
30
start_thread
/lib64/libc.so.6 0x71f14
Build id: 92b5376d35bb29c098175948cf3e7cbcae3aeae1 		-
31
__clone
/lib64/libc.so.6 0xf5154
Build id: 92b5376d35bb29c098175948cf3e7cbcae3aeae1 		-