Null-dereference READ in v8::internal::interpreter::BytecodeRegisterOptimizer::RegisterInfo::register_val |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=5696314615791616 Fuzzer: inferno_js_fuzzer Job Type: linux_asan_d8 Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x000000000000 Crash State: v8::internal::interpreter::BytecodeRegisterOptimizer::RegisterInfo::register_val v8::internal::interpreter::BytecodeRegisterOptimizer::OutputRegisterTransfer v8::internal::interpreter::BytecodeRegisterOptimizer::GetInputRegisterList Sanitizer: address (ASAN) Regressed: V8: 45673:45675 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5696314615791616 Issue filed automatically. See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
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Jun 7 2017
The following revision refers to this bug: https://chromium.googlesource.com/v8/v8.git/+/b543c2daba2e5e18b3abeabed132480e1bfbbd54 commit b543c2daba2e5e18b3abeabed132480e1bfbbd54 Author: jarin <jarin@chromium.org> Date: Wed Jun 07 15:39:56 2017 [interpreter] Make sure allocated registers are always materialized in the register optimizer. BUG= chromium:729369 Review-Url: https://codereview.chromium.org/2926063002 Cr-Commit-Position: refs/heads/master@{#45770} [modify] https://crrev.com/b543c2daba2e5e18b3abeabed132480e1bfbbd54/src/interpreter/bytecode-register-optimizer.cc [modify] https://crrev.com/b543c2daba2e5e18b3abeabed132480e1bfbbd54/src/interpreter/bytecode-register-optimizer.h [modify] https://crrev.com/b543c2daba2e5e18b3abeabed132480e1bfbbd54/test/cctest/interpreter/bytecode_expectations/ObjectLiterals.golden [add] https://crrev.com/b543c2daba2e5e18b3abeabed132480e1bfbbd54/test/mjsunit/compiler/regress-729369.js
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Jun 8 2017
ClusterFuzz has detected this issue as fixed in range 45769:45770. Detailed report: https://clusterfuzz.com/testcase?key=5696314615791616 Fuzzer: inferno_js_fuzzer Job Type: linux_asan_d8 Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x000000000000 Crash State: v8::internal::interpreter::BytecodeRegisterOptimizer::RegisterInfo::register_val v8::internal::interpreter::BytecodeRegisterOptimizer::OutputRegisterTransfer v8::internal::interpreter::BytecodeRegisterOptimizer::GetInputRegisterList Sanitizer: address (ASAN) Regressed: V8: 45673:45675 Fixed: V8: 45769:45770 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5696314615791616 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.
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Jun 8 2017
ClusterFuzz testcase 5696314615791616 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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Comment 1 by clemensh@chromium.org
, Jun 6 2017Status: Assigned (was: Untriaged)