1764386 - startup crash in [@ gfxUtils::RemoveShaderCacheFromDiskIfNecessary]

Status: RESOLVED WORKSFORME

(Core :: Graphics, defect)

Description

[Sebastian Hengst [:aryx] (needinfo me if it's about an intermittent or backout)]

89 crashes from 58 installations, all Windows 10 and 64-bit Firefox 99.0 builds and crash on startup. The crash has been observed for CPUs of the Intel GT2 series. There had been isolated crash reports (3x1 per version) before Firefox 99.0

Crash report: https://crash-stats.mozilla.org/report/index/54466ffe-649b-4e15-8a02-5ed980220412

Reason: EXCEPTION_ACCESS_VIOLATION_READ

Top 10 frames of crashing thread:

0 xul.dll static gfxUtils::RemoveShaderCacheFromDiskIfNecessary gfx/thebes/gfxUtils.cpp:1641
1 xul.dll gfxPlatform::InitWebRenderConfig gfx/thebes/gfxPlatform.cpp:2698
2 xul.dll gfxWindowsPlatform::InitWebRenderConfig gfx/thebes/gfxWindowsPlatform.cpp:441
3 xul.dll static gfxPlatform::Init gfx/thebes/gfxPlatform.cpp:911
4 xul.dll static gfxPlatform::GetPlatform gfx/thebes/gfxPlatform.cpp:465
5 xul.dll nsWindow::UpdateNonClientMargins widget/windows/nsWindow.cpp:2928
6 xul.dll nsWindow::SetNonClientMargins widget/windows/nsWindow.cpp:3018
7 xul.dll nsWindow::Create widget/windows/nsWindow.cpp:953
8 xul.dll nsIWidget::Create widget/nsIWidget.h:487
9 xul.dll nsAppShellService::JustCreateTopWindow xpfe/appshell/nsAppShellService.cpp:717

Comment 1

[BugBot [:suhaib / :marco]]

Closing because no crashes reported for 12 weeks.