1768017 - Crash in [@ RtlpWaitOnCriticalSection | RtlpEnterCriticalSectionContended | RtlEnterCriticalSection | bMakePathNameW]

Status: NEW

(Core :: Security: Process Sandboxing, defect, P3)

Description

[Bob Owen (:bobowen)]

This looks like it is because DWrite font initialisation fails here:
https://searchfox.org/mozilla-central/rev/dd404f43c7198b1076fe5d7e05b1e6b1a03bdfeb/gfx/thebes/gfxWindowsPlatform.cpp#615

Not sure what we can do about this, 6 clients in 99.0.1 experiment.

Crash report: https://crash-stats.mozilla.org/report/index/606ed039-ba8e-4d16-b1fe-a79fa0220409

Reason: EXCEPTION_ACCESS_VIOLATION_WRITE

Top 10 frames of crashing thread:

0 ntdll.dll RtlpWaitOnCriticalSection 
1 ntdll.dll RtlpEnterCriticalSectionContended 
2 ntdll.dll RtlEnterCriticalSection 
3 gdi32full.dll bMakePathNameW 
4 gdi32full.dll pwszAllocNtMultiplePath 
5 gdi32full.dll GdiAddFontResourceW 
6 xul.dll gfxGDIFontList::ActivateBundledFonts gfx/thebes/gfxGDIFontList.cpp:1106
7 xul.dll gfxGDIFontList::gfxGDIFontList gfx/thebes/gfxGDIFontList.cpp:520
8 xul.dll gfxWindowsPlatform::CreatePlatformFontList gfx/thebes/gfxWindowsPlatform.cpp:629
9 xul.dll static gfxPlatform::Init gfx/thebes/gfxPlatform.cpp:967

Comment 1

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

Set release status flags based on info from the regressing bug 1759168

Comment 2

[Intermittent Failures Robot]

1 failures in 2624 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• windows10-64-2004-qr: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1768017&startday=2022-05-23&endday=2022-05-29&tree=all

Comment 3

[Intermittent Failures Robot]

1 failures in 3339 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• windows10-64-2004-shippable-qr: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1768017&startday=2022-08-08&endday=2022-08-14&tree=all