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Issue metadata

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



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Crash in v8::base::NoBarrier_Load

Project Member Reported by ClusterFuzz, Dec 2 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6385382783713280

Fuzzer: mbarbella_js_mutation
Job Type: linux_asan_d8
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000000
Crash State:
  v8::base::NoBarrier_Load
  v8::internal::HeapObject::map_word
  v8::internal::HeapObject::map
  
Regressed: V8: r41367:41368

Minimized Testcase (0.16 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv952qwR9_o8Bgokn5mYqJeSQcwq-Njbp36_RcwVz95CtmNoyPK2Lz0r9B8AqIEYRWIZ7X8MrfAgilo64Eij4RK-VyKhGa84Nq96UqVeMf_I1KhMtNMHocl6m0rGueLBKtK-M40isRJ796Q9OH7TkyhOcF8L4YQ?testcase_id=6385382783713280
var __v_0 = {};
function __f_0() {
  Array.prototype.push.call(__v_0, 1.7);
}
__f_0();
__f_0();
__v_0 = new Array(100001);
%OptimizeFunctionOnNextCall(__f_0);
__f_0();


Issue manually filed by: mstarzinger

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Cc: jkummerow@chromium.org
Owner: danno@chromium.org
Status: Assigned (was: Untriaged)
Regression range points to df2578d2ec630ccd08619e1f733da3f61e7ee380.
Project Member

Comment 2 by ClusterFuzz, Dec 17 2016

ClusterFuzz has detected this issue as fixed in range 41765:41766.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6385382783713280

Fuzzer: mbarbella_js_mutation
Job Type: linux_asan_d8
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000000
Crash State:
  v8::base::NoBarrier_Load
  v8::internal::HeapObject::map_word
  v8::internal::HeapObject::map
  
Regressed: V8: r41367:41368
Fixed: V8: r41765:41766

Minimized Testcase (0.16 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv952qwR9_o8Bgokn5mYqJeSQcwq-Njbp36_RcwVz95CtmNoyPK2Lz0r9B8AqIEYRWIZ7X8MrfAgilo64Eij4RK-VyKhGa84Nq96UqVeMf_I1KhMtNMHocl6m0rGueLBKtK-M40isRJ796Q9OH7TkyhOcF8L4YQ?testcase_id=6385382783713280
var __v_0 = {};
function __f_0() {
  Array.prototype.push.call(__v_0, 1.7);
}
__f_0();
__f_0();
__v_0 = new Array(100001);
%OptimizeFunctionOnNextCall(__f_0);
__f_0();


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 17 2016

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 6385382783713280 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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