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Issue metadata

Status: Verified
Owner:
Closed: Aug 2016
Cc:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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layoutObject == node->layoutObject()tree should not changed in CaretBase.cpp

Project Member Reported by ClusterFuzz, Aug 9 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5677811358760960

Fuzzer: bj_broddelwerk
Job Type: linux_lsan_chrome_mp
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  layoutObject == node->layoutObject()tree should not changed in CaretBase.cpp
  blink::CaretBase::caretLayoutObject
  blink::CaretBase::invalidateLocalCaretRect
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_lsan_chrome_mp&range=410296:410309

Minimized Testcase (3.28 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94j5geLMhSGbH-TpoLe2tfQFEXA66QbbSHLl3HInaqreqzAgCZva4c5kQloKVT12c2Ko364kYqMIgk_ikBmvhPj4TI5rWDAuVykrVBubhOnpw70-KtGnTI8WL_arPVqtCjygS2Ry3sr0PaK7MFWzstEJWrBHw?testcase_id=5677811358760960

Issue manually filed by: nyerramilli

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Cc: nyerramilli@chromium.org
Components: Tools>Test>FindIt>NoResult
Labels: findit-wrong Te-Logged
Owner: yoichio@chromium.org
Status: Assigned (was: Untriaged)
Providing Findit results for internal purpose,
Suspected CLs	Findit could not determine the memory tool from the stacktrace. Is it in a new format?

Unable to find the culprit, seeing some changes to 'CaretBase.cpp' in
https://chromium.googlesource.com/chromium/src/+/66f8f14f5560949660ad6efc0b00484d8342a15e

assigning to yoichio@, Could you please check the above issue & help us in finding an owner.
Project Member

Comment 2 by ClusterFuzz, Aug 11 2016

ClusterFuzz has detected this issue as fixed in range 410916:411126.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5677811358760960

Fuzzer: bj_broddelwerk
Job Type: linux_lsan_chrome_mp
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  layoutObject == node->layoutObject()tree should not changed in CaretBase.cpp
  blink::CaretBase::caretLayoutObject
  blink::CaretBase::invalidateLocalCaretRect
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_lsan_chrome_mp&range=410296:410309
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_lsan_chrome_mp&range=410916:411126

Minimized Testcase (3.28 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94j5geLMhSGbH-TpoLe2tfQFEXA66QbbSHLl3HInaqreqzAgCZva4c5kQloKVT12c2Ko364kYqMIgk_ikBmvhPj4TI5rWDAuVykrVBubhOnpw70-KtGnTI8WL_arPVqtCjygS2Ry3sr0PaK7MFWzstEJWrBHw?testcase_id=5677811358760960

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.
Project Member

Comment 3 by ClusterFuzz, Aug 11 2016

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase is verified as fixed, closing issue.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.
Components: -Tools>Test>FindIt>NoResult
Project Member

Comment 5 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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