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Issue 646540 link

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Issue metadata

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



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Crash in Lookup

Project Member Reported by ClusterFuzz, Sep 13 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6113122471641088

Fuzzer: v8_wasm_code_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000008
Crash State:
  Lookup
  v8::internal::wasm::ThreadImpl::DoControlTransfer
  v8::internal::wasm::ThreadImpl::Execute
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan&range=417985:418093

Minimized Testcase (0.42 Kb): https://cluster-fuzz.appspot.com/download/AMIfv950rai-ETjun-PKoGxR4qYMZXipjACQ1O8xlirv_bg8-eXCqyV5bFf7ZSedutxmzBVo5yA1ql38Eun24U5Pvql6FFPLDXwSoAlL7czqzlsrgWkK0ALDxpG2A-f3ofWHPODlQDAOuCjT9Tt4EzsE_xT9DxI3Uw?testcase_id=6113122471641088

Issue manually filed by: mummareddy

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information.
 
Labels: M-55 Te-Logged
Owner: titzer@chromium.org
Status: Assigned (was: Untriaged)
Author: titzer
Project: chromium-v8
Changelist: https://chromium.googlesource.com/v8/v8.git/+/e4bb7ff96c463f34dc3a8aa9143d3aed57ddaa88
Time: Wed May 25 08:32:37 2016
The CL last changed line 857 of file wasm-interpreter.cc, which is stack frame 3.

Author: titzer
Project: chromium-v8
Changelist: https://chromium.googlesource.com/v8/v8.git/+/e4bb7ff96c463f34dc3a8aa9143d3aed57ddaa88
Time: Wed May 25 08:32:37 2016
The CL last changed line 1176 of file wasm-interpreter.cc, which is stack frame 4.

Author: titzer
Project: chromium-v8
Changelist: https://chromium.googlesource.com/v8/v8.git/+/e4bb7ff96c463f34dc3a8aa9143d3aed57ddaa88
Time: Wed May 25 08:32:37 2016
The CL last changed line 1260 of file wasm-interpreter.cc, which is stack frame 5.

Author: titzer
Project: chromium-v8
Changelist: https://chromium.googlesource.com/v8/v8.git/+/e4bb7ff96c463f34dc3a8aa9143d3aed57ddaa88
Time: Wed May 25 08:32:37 2016
The CL last changed line 997 of file wasm-interpreter.cc, which is stack frame 6.

Suspected Project: chromium-buildtools

titzer@, could you please take a look and please help us to find correct owner if it is not related your changes.
Project Member

Comment 2 by ClusterFuzz, Sep 25 2016

ClusterFuzz has detected this issue as fixed in range 420681:420794.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6113122471641088

Fuzzer: v8_wasm_code_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000008
Crash State:
  Lookup
  v8::internal::wasm::ThreadImpl::DoControlTransfer
  v8::internal::wasm::ThreadImpl::Execute
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan&range=417985:418093
Fixed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan&range=420681:420794

Minimized Testcase (0.42 Kb): https://cluster-fuzz.appspot.com/download/AMIfv950rai-ETjun-PKoGxR4qYMZXipjACQ1O8xlirv_bg8-eXCqyV5bFf7ZSedutxmzBVo5yA1ql38Eun24U5Pvql6FFPLDXwSoAlL7czqzlsrgWkK0ALDxpG2A-f3ofWHPODlQDAOuCjT9Tt4EzsE_xT9DxI3Uw?testcase_id=6113122471641088

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md 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, Sep 25 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.
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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