Happens consistently on ToT. Just type chrome://inspect into the omnibox.

[42066:42066:0207/104238.696454:FATAL:autocomplete_result.cc(192)] Check failed: metrics::OmniboxInputType::URL != input.type() (3 vs. 3)fill_into_edit=chrome://in, provider=Search, input=chrome://in
#0 0x55c9a285d86c base::debug::StackTrace::StackTrace()
#1 0x55c9a287e56c logging::LogMessage::~LogMessage()
#2 0x55c9a5049581 AutocompleteResult::SortAndCull()
#3 0x55c9a518ce01 AutocompleteController::UpdateResult()
#4 0x55c9a518c8c5 AutocompleteController::Start()
#5 0x55c9a51fef1c OmniboxEditModel::StartAutocomplete()
#6 0x55c9a51feb47 OmniboxEditModel::UpdateInput()
#7 0x55c9a5201a46 OmniboxEditModel::OnAfterPossibleChange()
#8 0x55c9a540d326 OmniboxViewViews::OnAfterPossibleChange()
#9 0x55c9a44f5182 views::Textfield::DoInsertChar()
#10 0x55c9a540e6d0 OmniboxViewViews::DoInsertChar()
#11 0x55c9a44f4156 views::Textfield::InsertChar()
#12 0x55c9a408e18d ui::InputMethodAuraLinux::ProcessKeyEventDone()
#13 0x55c9a408dd3d ui::InputMethodAuraLinux::DispatchKeyEvent()
#14 0x55c9a408753e aura::WindowEventDispatcher::PreDispatchEvent()
#15 0x55c9a31720c4 ui::EventDispatcherDelegate::DispatchEvent()
#16 0x55c9a4088ede ui::EventProcessor::OnEventFromSource()
#17 0x55c9a4077c7b ui::EventSource::SendEventToSink()
#18 0x55c9a455c219 views::DesktopWindowTreeHostX11::DispatchEvent()
#19 0x55c9a455ced0 views::DesktopWindowTreeHostX11::DispatchEvent()
#20 0x55c9a316606b ui::PlatformEventSource::DispatchEvent()
#21 0x55c9a35bd630 ui::X11EventSource::ExtractCookieDataDispatchEvent()
#22 0x55c9a35bd58d ui::X11EventSource::DispatchXEvents()
#23 0x55c9a35c0d5c ui::(anonymous namespace)::XSourceDispatch()
#24 0x7fa4b4a4ace5 g_main_context_dispatch
#25 0x7fa4b4a4b048 <unknown>
#26 0x7fa4b4a4b0ec g_main_context_iteration
#27 0x55c9a2889132 base::MessagePumpGlib::Run()
#28 0x55c9a28841fc base::MessageLoop::Run()
#29 0x55c9a28b5446 base::RunLoop::Run()
#30 0x55c9a24d2ae7 ChromeBrowserMainParts::MainMessageLoopRun()
#31 0x55c9a0dfd677 content::BrowserMainLoop::RunMainMessageLoopParts()
#32 0x55c9a0e00c23 content::BrowserMainRunnerImpl::Run()
#33 0x55c9a0df94da content::BrowserMain()
#34 0x55c9a24a15db content::RunNamedProcessTypeMain()
#35 0x55c9a24a2727 content::ContentMainRunnerImpl::Run()
#36 0x55c9a24af4a4 service_manager::Main()
#37 0x55c9a24a0a71 content::ContentMain()
#38 0x55c9a037d1cb ChromeMain
#39 0x7fa4b0e8bf45 __libc_start_main
#40 0x55c9a037d02a _start