The first lines in user chrome log:

[5191:5191:0424/184947.500345:WARNING:profile_manager.cc(635)] Calling GetLastUsedProfile() before profile initialization is completed. Returning login profile.
[5191:5191:0424/184947.500516:FATAL:thread_restrictions.cc(38)] Check failed: false. Function marked as IO-only was called from a thread that disallows IO!  If this thread really should be allowed to make IO calls, adjust the call to base::ThreadRestrictions::SetIOAllowed() in this thread's startup.
#0 0x6497440df24d base::debug::StackTrace::StackTrace()
#1 0x6497440ddf1c base::debug::StackTrace::StackTrace()
#2 0x64974412bc2f logging::LogMessage::~LogMessage()
#3 0x649744265887 base::ThreadRestrictions::AssertIOAllowed()
#4 0x64974411a161 base::PathExists()
#5 0x649743c45865 Profile::CreateProfile()
#6 0x64974358dc5e ProfileManager::CreateProfileHelper()
#7 0x64974358576a ProfileManager::CreateAndInitializeProfile()
#8 0x6497435852f4 ProfileManager::GetProfile()
#9 0x649743584ea8 ProfileManager::GetActiveUserOrOffTheRecordProfileFromPath()
#10 0x64974358427d ProfileManager::GetLastUsedProfile()
#11 0x6497435840a5 ProfileManager::GetLastUsedProfile()
#12 0x64974a22884b AutomationManagerAura::SendEvent()
#13 0x64974a228f2d AutomationManagerAura::OnChildWindowRemoved()
#14 0x64974f7d7161 views::AXAuraObjCache::Remove()
#15 0x64974f7e2c0a views::AXWindowObjWrapper::OnWindowHierarchyChanged()
#16 0x6497471f3bdb aura::Window::NotifyWindowHierarchyChangeAtReceiver()
#17 0x6497471f38c3 aura::Window::NotifyWindowHierarchyChangeDown()
#18 0x6497471f0ebc aura::Window::NotifyWindowHierarchyChange()
#19 0x6497471f0e6d aura::Window::AddChild()
#20 0x649749c49d34 ash::WmWindow::AddChild()
#21 0x649749bb9adc ash::WallpaperWidgetController::Reparent()
#22 0x649749bab790 ash::WallpaperController::ReparentWallpaper()
#23 0x649749bab657 ash::WallpaperController::MoveToLockedContainer()
#24 0x6497417286c5 chromeos::LoginDisplayHostImpl::Observe()
#25 0x64973fead721 content::NotificationServiceImpl::Notify()
#26 0x64974176d871 chromeos::ChromeUserManagerImpl::NotifyOnLogin()
#27 0x649746282dce user_manager::UserManagerBase::UserLoggedIn()
#28 0x64974abcafbb session_manager::SessionManager::NotifyUserLoggedIn()
#29 0x6497416cebb9 chromeos::ChromeSessionManager::NotifyUserLoggedIn()
#30 0x64974abcadd9 session_manager::SessionManager::CreateSessionInternal()
#31 0x64974abcab77 session_manager::SessionManager::CreateSession()
#32 0x6497416cfd72 chromeos::UserSessionManager::CreateUserSession()
#33 0x6497416cfb1c chromeos::UserSessionManager::StartSession()
#34 0x649741667134 chromeos::ExistingUserController::OnAuthSuccess()
#35 0x649745e7c077 chromeos::LoginPerformer::OnAuthSuccess()
#36 0x649745e66f71 chromeos::CryptohomeAuthenticator::OnAuthSuccess()
#37 0x649745e70267 _ZN4base8internal13FunctorTraitsIMN8chromeos23CryptohomeAuthenticatorEFvvEvE6InvokeIRK13scoped_refptrIS3_EJEEEvS5_OT_DpOT0_
#38 0x649745e701b1 _ZN4base8internal12InvokeHelperILb0EvE8MakeItSoIRKMN8chromeos23CryptohomeAuthenticatorEFvvEJRK13scoped_refptrIS5_EEEEvOT_DpOT0_
#39 0x649745e70152 _ZN4base8internal7InvokerINS0_9BindStateIMN8chromeos23CryptohomeAuthenticatorEFvvEJ13scoped_refptrIS4_EEEEFvvEE7RunImplIRKS6_RKSt5tupleIJS8_EEJLm0EEEEvOT_OT0_NS_13IndexSequenceIJXspT1_EEEE
#40 0x649745e7009c _ZN4base8internal7InvokerINS0_9BindStateIMN8chromeos23CryptohomeAuthenticatorEFvvEJ13scoped_refptrIS4_EEEEFvvEE3RunEPNS0_13BindStateBaseE
#41 0x64973ebb3329 _ZNO4base8CallbackIFvvELNS_8internal8CopyModeE0ELNS2_10RepeatModeE0EE3RunEv
#42 0x649744335b12 base::debug::TaskAnnotator::RunTask()
#43 0x6497441496ad base::MessageLoop::RunTask()
#44 0x649744149954 base::MessageLoop::DeferOrRunPendingTask()
#45 0x649744149c80 base::MessageLoop::DoWork()
#46 0x6497441661ae base::MessagePumpLibevent::Run()
#47 0x649744149207 base::MessageLoop::RunHandler()
#48 0x6497441e0c9a base::RunLoop::Run()
#49 0x64974334192e ChromeBrowserMainParts::MainMessageLoopRun()
#50 0x64973f75c4e8 content::BrowserMainLoop::RunMainMessageLoopParts()
#51 0x64973f768b76 content::BrowserMainRunnerImpl::Run()
#52 0x64973f7559a2 content::BrowserMain()
#53 0x649743253fe6 content::RunNamedProcessTypeMain()
#54 0x6497432563dd content::ContentMainRunnerImpl::Run()
#55 0x64974325341a content::ContentServiceManagerMainDelegate::Run()
#56 0x6497473af088 service_manager::Main()
#57 0x6497432539f3 content::ContentMain()
#58 0x64973e20f674 ChromeMain
#59 0x64973e20f502 main
#60 0x7f9fcef59816 __libc_start_main
#61 0x64973e20f399 _start