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Issue metadata

Status: WontFix
Owner:
Closed: Mar 2016
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Crash in blink::PaintLayerScrollableArea::verticalScrollbarWidth

Project Member Reported by ClusterFuzz, Mar 4 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6616177536663552

Fuzzer: bj_broddelwerk
Job Type: linux_lsan_chrome_mp
Platform Id: linux

Crash Type: UNKNOWN
Crash Address: 0x0000000000b0
Crash State:
  blink::PaintLayerScrollableArea::verticalScrollbarWidth
  blink::LayoutBox::clientWidth
  blink::LayoutBox::contentLogicalWidth
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_lsan_chrome_mp&range=209699:209703

Minimized Testcase (4.25 Kb): https://cluster-fuzz.appspot.com/download/AMIfv979lOFh6xSB4IFz5lx7HKe0T35xYej2NyQzVbsUcHi9SSsqvxlCbd7R5DVYOf2wNvIl9I1OQ-J8TlHuEkYOw8BAmO6KZEwL0iVdfIimhz2KUvAR3V7KG4HQPtA6BwUvp4_6vzGvosQchTn7J6nEvRUr1uyNsg

Filer: manoranjanr

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Components: Blink>Paint
Labels: -Cr-Blink Te-Logged
Owner: wangxianzhu@chromium.org
Status: Assigned (was: Available)
Below is the list of CLs identified by 'Findit'.

Author: szager
Component: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/86dda5bf4e56074eab86f12cbff115fed315f15e
Time: Wed Sep 30 02:15:13 2015
The CL last changed line 133 of file PaintLayerScrollableArea.h, which is stack frame 0.

Author: jchaffraix@chromium.org
Component: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/4e1d43ae00b3e762b479b45041f4fdb359b3c663
Time: Fri Oct 11 00:18:41 2013
The CL last changed line 170 of file PaintLayerScrollableArea.h, which is stack frame 1.

Author: szager
Component: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/86dda5bf4e56074eab86f12cbff115fed315f15e
Time: Wed Sep 30 02:15:13 2015
The CL last changed line 1026 of file PaintLayerScrollableArea.cpp, which is stack frame 2.

Author: wangxianzhu
Component: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/e3e7bae15616191d743019b9a5b77ac201aec20e
Time: Mon Feb 29 19:37:40 2016
The CL last changed line 740 of file LayoutBox.cpp, which is stack frame 3.

Author: eae@chromium.org
Component: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/dd10695f3fd6a48e7abfadb90c52e15ba50136d9
Time: Fri Dec 05 19:01:00 2014
The CL last changed line 411 of file LayoutBox.cpp, which is stack frame 4.

Author: commit-queue@webkit.org
Component: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/3c2d120b2fbc0fdf981c1952ddf1a0f7342baebd
Time: Fri Apr 06 03:04:45 2012
The CL last changed line 388 of file LayoutBox.h, which is stack frame 5.

Author: commit-queue@webkit.org
Component: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/3c2d120b2fbc0fdf981c1952ddf1a0f7342baebd
Time: Fri Apr 06 03:04:45 2012
The CL last changed line 391 of file LayoutBox.h, which is stack frame 6.

wangxianzhu@, Could you please look into this? Please feel free to re-assign in-case if this is not your's.

Thank you!
Project Member

Comment 2 by ClusterFuzz, Mar 4 2016

ClusterFuzz has detected this issue as fixed in range 378770:378857.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6616177536663552

Fuzzer: bj_broddelwerk
Job Type: linux_lsan_chrome_mp
Platform Id: linux

Crash Type: UNKNOWN
Crash Address: 0x0000000000b0
Crash State:
  blink::PaintLayerScrollableArea::verticalScrollbarWidth
  blink::LayoutBox::clientWidth
  blink::LayoutBox::contentLogicalWidth
  
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_lsan_chrome_mp&range=378770:378857

Unminimized Testcase: https://cluster-fuzz.appspot.com/download/AMIfv95fGoVyY37d_nZQtbiIicDQyfqSbD21C1qYjPa-2nis6MPglFefmsqT0DymYmVVbFnT1G1j8NTFoAIz1iKk1OVsfjtx2roqioDRIdDPHTAlQH3DmPs3KR0fCzwB47eJv1JJQgg7W6jyN5PocMjt1cC6uyF8PxxR_tskuQpHWHn1nL2XLrw


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

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
Status: WontFix (was: Assigned)
Project Member

Comment 4 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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