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Issue 672790 link

Starred by 2 users

Issue metadata

Status: Verified
Owner:
Last visit 15 days ago
Closed: Dec 2016
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Crash in v8::internal::Simulator::DecodeType2

Project Member Reported by ClusterFuzz, Dec 9 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4978312104640512

Fuzzer: decoder_langfuzz
Job Type: linux_asan_d8_ignition_v8_arm_dbg
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x00000000
Crash State:
  v8::internal::Simulator::DecodeType2
  v8::internal::Simulator::InstructionDecode
  v8::internal::Simulator::CallInternal
  

Minimized Testcase (6.77 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94ntRi0foJwWxDF5FTci46-DBg93EGwf-TG5DgbdwzIjtaRpnETGnE7XjlP80P61nUff8uLyv-_djdRdAfj9roQDtFyjAosVSALNTBXhtSwLZ8MRGQ1XO4xRaVyC6EyqCidfbfIZ1Izu0Pd6wCKsVv7ozZk3A?testcase_id=4978312104640512

Issue manually filed by: titzer

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Cc: bradnelson@chromium.org
Owner: binji@chromium.org
Status: Assigned (was: Untriaged)
Project Member

Comment 2 by ClusterFuzz, Dec 13 2016

ClusterFuzz has detected this issue as fixed in range 41633:41634.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4978312104640512

Fuzzer: decoder_langfuzz
Job Type: linux_asan_d8_ignition_v8_arm_dbg
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x00000000
Crash State:
  v8::internal::Simulator::DecodeType2
  v8::internal::Simulator::InstructionDecode
  v8::internal::Simulator::CallInternal
  
Regressed: V8: r41057:41058
Fixed: V8: r41633:41634

Minimized Testcase (6.77 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94ntRi0foJwWxDF5FTci46-DBg93EGwf-TG5DgbdwzIjtaRpnETGnE7XjlP80P61nUff8uLyv-_djdRdAfj9roQDtFyjAosVSALNTBXhtSwLZ8MRGQ1XO4xRaVyC6EyqCidfbfIZ1Izu0Pd6wCKsVv7ozZk3A?testcase_id=4978312104640512

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, Dec 13 2016

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 4978312104640512 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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