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Issue 645041 link

Starred by 1 user
Status: WontFix
Owner: ----
Closed: Sep 2016
Cc:
█ ashej...@chromium.org
█ r...@opera.com
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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fontPlatformData

Project Member Reported by ClusterFuzz, Sep 8 2016 
Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5298972514320384

Fuzzer: inferno_twister
Job Type: linux_debug_chrome
Platform Id: linux

Crash Type: ASSERT
Crash Address: 
Crash State:
  fontPlatformData
  blink::FontCache::getLastResortFallbackFont
  blink::FontFallbackList::getFontData
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_debug_chrome&range=322569:322573

Minimized Testcase (0.08 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv95WWRfVd2INp-f2xpBmB1fOO0ymKhb_0MC3eMrGdmktgjKn8VHGlMaQp37tX9riG1vl000YbA9eW9LGnB-vqb0sSQb2XhTn6RtkypOXDpsy6rEosTN_xGJtPyZKaQOZsegNCVh0RJHfFYWc-0zLiS9epNjYnw?testcase_id=5298972514320384
&amp;<title>&#x59ba;&#xff9f;</title>
<script src=/resources/testharness.js></script>


Issue manually filed by: ashejole

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.

Comment 1 by ashej...@chromium.org, Sep 8 2016

Cc: ashej...@chromium.org
Components: Tools>Test>FindIt>CorrectResult
Labels: Te-Logged
Owner: r...@opera.com
Status: Assigned (was: Untriaged)
Suspected CLs	The result is a list of CLs that change the crashed files.

Author: rune@opera.com
Project: chromium-blink
Changelist: https://chromium.googlesource.com/chromium/blink.git/+/03a17ec5b7eae2441c02bf26768804852be40dd9
Time: Fri Mar 27 11:26:35 2015
Lines 247-254 of file FontFallbackList.cpp which potentially caused crash are changed in this cl (frame #2, "blink::FontFallbackList::fontDataAt").
Minimum distance from crash line to modified line: 0. (file: FontFallbackList.cpp, crashed on: 247, modified: 247).

Suspected Project: chromium-blink
Suspected Component: Blink>Fonts

From the above suspected CL @rune: Hey, would you mind checking the above issue and see if it's related to your change.

Feel free to re-assign if that is not the case.

I really appreciate your help.

Thank you!

Comment 2 by r...@opera.com, Sep 8 2016

Cc: -ashej...@chromium.org r...@opera.com
Owner: ashej...@chromium.org
Not likely. Given the assert, it seems the FontCache is not able to find "Sans" nor "Arial" on the system tested. I was not able to reproduce this assert locally. Were you?

Comment 3 by ashej...@chromium.org, Sep 8 2016

Cc: ashej...@chromium.org
Components: Blink>Fonts
Owner: ----
@rune: Thanks for the update. This was reported from clusterfuzz crash server.

Adding Blink>font components.

Comment 4 by e...@chromium.org, Sep 8 2016

Status: WontFix (was: Assigned)

Comment 5 by e...@chromium.org, Sep 8 2016 

Unable to reproduce and no regression information.
Project Member

Comment 6 by sheriffbot@chromium.org, Nov 22 2016

Labels: -Restrict-View-EditIssue
Removing EditIssue view restrictions from ClusterFuzz filed bugs. If you believe that this issue should still be restricted, please reapply the label.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot
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