Null-dereference READ in content::RenderWidgetHostImpl::OnHasTouchEventHandlers |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=6557604032282624 Fuzzer: mbarbella_js_mutation_layout Job Type: linux_msan_content_shell_drt Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x000000000000 Crash State: content::RenderWidgetHostImpl::OnHasTouchEventHandlers bool IPC::MessageT<WidgetHostMsg_HasTouchEventHandlers_Meta, std::__1::tuple<boo content::RenderWidgetHostImpl::OnMessageReceived Sanitizer: memory (MSAN) Regressed: https://clusterfuzz.com/revisions?job=linux_msan_content_shell_drt&range=599040:599060 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6557604032282624 Issue filed automatically. See https://github.com/google/clusterfuzz-tools for more information.
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Oct 23
Automatically adding ccs based on suspected regression changelists: Remove RWH null-checks for input_router_. by ajwong@chromium.org - https://chromium.googlesource.com/chromium/src/+/b49966db7f4fad6ec98c39965b74a9cc1aeb11a3 Add InputEventShim for intercepting RWH messages. by ajwong@chromium.org - https://chromium.googlesource.com/chromium/src/+/eb28e7e34aba87013ba804e64faa214cce5caf94 If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label.
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Oct 24
Predator has provided 2 possible suspects which ahas same authour Suspect CL: https://chromium.googlesource.com/chromium/src/+/b49966db7f4fad6ec98c39965b74a9cc1aeb11a3 ajwong@ Could you please look into it
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Oct 24
ClusterFuzz has detected this issue as fixed in range 602132:602146. Detailed report: https://clusterfuzz.com/testcase?key=6557604032282624 Fuzzer: mbarbella_js_mutation_layout Job Type: linux_msan_content_shell_drt Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x000000000000 Crash State: content::RenderWidgetHostImpl::OnHasTouchEventHandlers bool IPC::MessageT<WidgetHostMsg_HasTouchEventHandlers_Meta, std::__1::tuple<boo content::RenderWidgetHostImpl::OnMessageReceived Sanitizer: memory (MSAN) Regressed: https://clusterfuzz.com/revisions?job=linux_msan_content_shell_drt&range=599040:599060 Fixed: https://clusterfuzz.com/revisions?job=linux_msan_content_shell_drt&range=602132:602146 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6557604032282624 See https://github.com/google/clusterfuzz-tools 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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Oct 24
ClusterFuzz testcase 6557604032282624 is verified as fixed, so closing issue as verified. If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue. |
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Comment 1 by ClusterFuzz
, Oct 23Labels: Test-Predator-Auto-Components