Crashed: Thread: SIGSEGV 0x0000000000000020 #00 pc 0x3c82018 libchrome.so (ui::AXTreeManager::GetTreeID() const [unique_ptr.h:265]) (BuildId: bd819679621972f092f42e992536212342c10bde) #01 pc 0x66db440 libchrome.so (ui::AXTreeManager::SetLastFocusedNode(ui::AXNode*) [ax_tree_manager.cc:199]) (BuildId: bd819679621972f092f42e992536212342c10bde) #02 pc 0x3c8521c libchrome.so (content::BrowserAccessibilityManager::OnAccessibilityEvents(ui::AXUpdatesAndEvents const&) [browser_accessibility_manager.cc:542]) (BuildId: bd819679621972f092f42e992536212342c10bde) #03 pc 0x40014bc libchrome.so (content::RenderFrameHostImpl::SendAccessibilityEventsToManager(ui::AXUpdatesAndEvents const&) [render_frame_host_impl.cc:7384]) (BuildId: bd819679621972f092f42e992536212342c10bde) #04 pc 0x40073b8 libchrome.so (content::RenderFrameHostImpl::HandleAXEvents(ui::AXTreeID const&, mojo::StructPtr, unsigned int) [render_frame_host_impl.cc:9993]) (BuildId: bd819679621972f092f42e992536212342c10bde) #05 pc 0x3c8c9b8 libchrome.so (base::internal::Invoker, unsigned int), base::WeakPtr&&, ui::AXTreeID&&, mojo::StructPtr&&, unsigned int&&>, base::internal::BindState, unsigned int), base::WeakPtr, ui::AXTreeID, mojo::StructPtr, unsigned int>, void ()>::RunOnce(base::internal::BindStateBase*) [bind_internal.h:738]) (BuildId: bd819679621972f092f42e992536212342c10bde) #06 pc 0x2f8b698 libchrome.so (base::OnceCallback::Run(int) && [callback.h:156]) (BuildId: bd819679621972f092f42e992536212342c10bde) #07 pc 0x54a8010 libchrome.so (base::internal::PostTaskAndReplyRelay::RunTaskAndPostReply(base::internal::PostTaskAndReplyRelay) [post_task_and_reply_impl.h:45]) (BuildId: bd819679621972f092f42e992536212342c10bde) #08 pc 0x54a80e8 libchrome.so (void base::internal::DecayedFunctorTraits::Invoke(void (*&&)(base::internal::PostTaskAndReplyRelay), base::internal::PostTaskAndReplyRelay&&) [bind_internal.h:671]) (BuildId: bd819679621972f092f42e992536212342c10bde) #09 pc 0x548fc40 libchrome.so (base::TaskAnnotator::RunTaskImpl(base::PendingTask&) [callback.h:156]) (BuildId: bd819679621972f092f42e992536212342c10bde) #10 pc 0x54a3a7c libchrome.so (base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::DoWork() [task_annotator.h:90]) (BuildId: bd819679621972f092f42e992536212342c10bde) #11 pc 0x54d99d4 libchrome.so (base::MessagePumpAndroid::DoNonDelayedLooperWork(bool) [message_pump_android.cc:199]) (BuildId: bd819679621972f092f42e992536212342c10bde) #12 pc 0x54d997c libchrome.so (base::MessagePumpAndroid::OnNonDelayedLooperCallback() [message_pump_android.cc:185]) (BuildId: bd819679621972f092f42e992536212342c10bde) #13 pc 0x54d968c libchrome.so (base::(anonymous namespace)::NonDelayedLooperCallback(int, int, void*) [message_pump_android.cc:54]) (BuildId: bd819679621972f092f42e992536212342c10bde) #14 pc 0xfe30 libutils.so (BuildId: c07f08c7e5a964a8f8c6bc5c820fb795) #15 pc 0x18c53c libandroid_runtime.so (BuildId: e0fc1ccfe043ab286e745f48696bc0d8) #16 pc 0x72abc88c #17 pc 0x72958208 #18 pc 0x72955908 #19 pc 0x72955834 #20 pc 0x7271e5c8 #21 pc 0xc0e17c libart.so (BuildId: 3f7d5a016e08d528f129bdd336d81168) #22 pc 0x36de40 libart.so (BuildId: 3f7d5a016e08d528f129bdd336d81168) #23 pc 0xc0e17c libart.so (BuildId: 3f7d5a016e08d528f129bdd336d81168) #24 pc 0x3698f4 libart.so (BuildId: 3f7d5a016e08d528f129bdd336d81168) #25 pc 0x77eaa4 libart.so (BuildId: 3f7d5a016e08d528f129bdd336d81168) #26 pc 0x72359adc #27 pc 0x72b0578c #28 pc 0x72b0771c #29 pc 0x6c6738 libart.so (BuildId: 3f7d5a016e08d528f129bdd336d81168) #30 pc 0x7235e244 #31 pc 0x72b002f4 #32 pc 0x72b0aa04 #33 pc 0x7951c libandroid_runtime.so (BuildId: e0fc1ccfe043ab286e745f48696bc0d8) #34 pc 0x36de40 libart.so (BuildId: 3f7d5a016e08d528f129bdd336d81168) #35 pc 0x35936c libart.so (BuildId: 3f7d5a016e08d528f129bdd336d81168) #36 pc 0x357320 libart.so (BuildId: 3f7d5a016e08d528f129bdd336d81168) #37 pc 0x73b6ac libart.so (BuildId: 3f7d5a016e08d528f129bdd336d81168) #38 pc 0x26dffc libandroid_runtime.so (BuildId: e0fc1ccfe043ab286e745f48696bc0d8) #39 pc 0x26e354 libandroid_runtime.so (BuildId: e0fc1ccfe043ab286e745f48696bc0d8) #40 pc 0x614474 libart.so (BuildId: 3f7d5a016e08d528f129bdd336d81168) #41 pc 0xe2028 libandroid_runtime.so (BuildId: e0fc1ccfe043ab286e745f48696bc0d8) #42 pc 0x26e354 libandroid_runtime.so (BuildId: e0fc1ccfe043ab286e745f48696bc0d8) #43 pc 0xc07c libnativehelper.so (BuildId: fc0b6ffcaef2c9047e3d6dc05a2bac1e) #44 pc 0x142f app_process64 (BuildId: ef4184b9c5506fa60d94dabc30dbf989) #45 pc 0x7951c libandroid_runtime.so (BuildId: e0fc1ccfe043ab286e745f48696bc0d8) #46 pc 0xedbcc libandroid_runtime.so (BuildId: e0fc1ccfe043ab286e745f48696bc0d8) #47 pc 0x720b4 libc.so (BuildId: 1d36f8ae6e0af6158793abea7d4f4f2b) #48 pc 0x172014 ld-android.so (BuildId: e97674f8ab264cadb54b5af67911a0d1) #49 pc 0x45614 libc.so (BuildId: 1d36f8ae6e0af6158793abea7d4f4f2b) #50 pc 0x5cb5c libc.so (BuildId: 1d36f8ae6e0af6158793abea7d4f4f2b) #51 pc 0xe9ff4 libandroid_runtime.so (BuildId: e0fc1ccfe043ab286e745f48696bc0d8) #52 pc 0x25b8 app_process64 (BuildId: ef4184b9c5506fa60d94dabc30dbf989) #53 pc 0x404c app_process64 (BuildId: ef4184b9c5506fa60d94dabc30dbf989) #54 pc 0x404c app_process64 (BuildId: ef4184b9c5506fa60d94dabc30dbf989) #55 pc 0x400c app_process64 (BuildId: ef4184b9c5506fa60d94dabc30dbf989) #56 pc 0x24e424 libandroid_runtime.so (BuildId: e0fc1ccfe043ab286e745f48696bc0d8) #57 pc 0x404c app_process64 (BuildId: ef4184b9c5506fa60d94dabc30dbf989)