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Issue metadata

Status: Verified
Owner: ----
Closed: Apr 2017
EstimatedDays: ----
NextAction: ----
OS: Windows
Pri: 1
Type: Bug



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Crash in blink::isVisuallyEquivalentCandidateAlgorithm<blink::EditingAlgorithm<blink::Fla

Project Member Reported by ClusterFuzz, Apr 19 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4854608527884288

Fuzzer: inferno_layout_test_unmodified
Job Type: windows_syzyasan_chrome
Platform Id: windows

Crash Type: UNKNOWN
Crash Address: 0x00000008
Crash State:
  blink::isVisuallyEquivalentCandidateAlgorithm<blink::EditingAlgorithm<blink::Fla
  blink::canonicalPosition<blink::PositionTemplate<blink::EditingAlgorithm<blink::
  blink::canonicalPositionOf
  
Memory Tool: SYZYASAN

Regressed: https://clusterfuzz.com/revisions?job=windows_syzyasan_chrome&range=450347:450395

Reproducer Testcase: https://clusterfuzz.com/download/AMIfv955vRDo_QQdMInmymJa2l3ANBQ_uo4xie0IFI_n1nm5ebNR1KULPSLpstZDievxm-4Ky4wdtd1Jprpb6YQF0AOttr2tsx1-TPMkvetpDQzLn4mb3YetmKXREbaGJUfZvoFdgJomdLAViq2-ufPcobwBtZY6yTz5bYemzuN3EzHzwJnA1OC4UnNnPKUrUda-5VkWmR-5OyJDg25bW9sgJNFsQkOu0UToNtsModUWURnjKFS0Ou_KY2IY2_avmAze6o_OnnYdLc2b3Rxpai_y8sQd704pmet4c0-JsGj-qUNFCSc3Kzi6tvu-X5vyxdUP2cmYRWAFMVm1Ey_5BHfqVVtkkHuxuvsRSkAqJoIn_S4vbXbGspc?testcase_id=4854608527884288


Issue filed automatically.

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

Comment 1 by ClusterFuzz, Apr 19 2017

ClusterFuzz has detected this issue as fixed in range 459963:459971.

Detailed report: https://clusterfuzz.com/testcase?key=4854608527884288

Fuzzer: inferno_layout_test_unmodified
Job Type: windows_syzyasan_chrome
Platform Id: windows

Crash Type: UNKNOWN
Crash Address: 0x00000008
Crash State:
  blink::isVisuallyEquivalentCandidateAlgorithm<blink::EditingAlgorithm<blink::Fla
  blink::canonicalPosition<blink::PositionTemplate<blink::EditingAlgorithm<blink::
  blink::canonicalPositionOf
  
Memory Tool: SYZYASAN

Regressed: https://clusterfuzz.com/revisions?job=windows_syzyasan_chrome&range=450347:450395
Fixed: https://clusterfuzz.com/revisions?job=windows_syzyasan_chrome&range=459963:459971

Reproducer Testcase: https://clusterfuzz.com/download/AMIfv955vRDo_QQdMInmymJa2l3ANBQ_uo4xie0IFI_n1nm5ebNR1KULPSLpstZDievxm-4Ky4wdtd1Jprpb6YQF0AOttr2tsx1-TPMkvetpDQzLn4mb3YetmKXREbaGJUfZvoFdgJomdLAViq2-ufPcobwBtZY6yTz5bYemzuN3EzHzwJnA1OC4UnNnPKUrUda-5VkWmR-5OyJDg25bW9sgJNFsQkOu0UToNtsModUWURnjKFS0Ou_KY2IY2_avmAze6o_OnnYdLc2b3Rxpai_y8sQd704pmet4c0-JsGj-qUNFCSc3Kzi6tvu-X5vyxdUP2cmYRWAFMVm1Ey_5BHfqVVtkkHuxuvsRSkAqJoIn_S4vbXbGspc?testcase_id=4854608527884288


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 2 by ClusterFuzz, Apr 19 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 4854608527884288 is verified as fixed, so closing issue.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.

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