1664146 - Crash in [@ nsPrinterWin::PaperList]

Status: RESOLVED WORKSFORME

(Core :: Widget: Win32, defect)

Description

[Simon Giesecke [:sg] [he/him]]

Crash report: https://crash-stats.mozilla.org/report/index/f1ea3da1-23eb-42e8-8a0a-0e9e90200909

Top 10 frames of crashing thread:

0 xul.dll nsPrinterWin::PaperList const widget/windows/nsPrinterWin.cpp:228
1 xul.dll static std::_C__Invoker_functor::_Call<`lambda at /builds/worker/checkouts/gecko/widget/PrintBackgroundTask.h:54:17'> 
2 xul.dll mozilla::SpawnPrintBackgroundTask<nsPrinterBase, nsTArray<mozilla::PaperInfo>>::<unnamed-tag>::operator const widget/PrintBackgroundTask.h:53
3 xul.dll mozilla::detail::RunnableFunction<`lambda at /builds/worker/checkouts/gecko/widget/PrintBackgroundTask.h:48:11'>::Run xpcom/threads/nsThreadUtils.h:577
4 xul.dll nsThreadPool::Run xpcom/threads/nsThreadPool.cpp:299
5 xul.dll nsThread::ProcessNextEvent xpcom/threads/nsThread.cpp:1234
6 xul.dll mozilla::ipc::MessagePumpForNonMainThreads::Run ipc/glue/MessagePump.cpp:302
7 xul.dll MessageLoop::RunHandler ipc/chromium/src/base/message_loop.cc:327
8 xul.dll MessageLoop::Run ipc/chromium/src/base/message_loop.cc:309
9 xul.dll static nsThread::ThreadFunc xpcom/threads/nsThread.cpp:442

Crash volume is low at the moment. Crash reason is MOZ_DIAGNOSTIC_ASSERT(count <= caps.Length()) (DeviceCapabilitiesW returned more than buffer could hold.) from https://searchfox.org/mozilla-central/rev/8a0745cd346f0cfb89ae71690babbf7bff706113/widget/windows/nsPrinterWin.cpp#135

Comment 1

[BugBot [:suhaib / :marco/ :calixte]]

Closing because no crashes reported for 12 weeks.