[28096:28096:0123/125425.933251:FATAL:gaia_auth_util.cc(31)] Check failed: false. expecting exactly one @, but got 0 : a
#0 0x7f38dda3fe4e base::debug::StackTrace::StackTrace()
#1 0x7f38dda61afa logging::LogMessage::~LogMessage()
#2 0x7f38de6e4b1f gaia::(anonymous namespace)::CanonicalizeEmailImpl()
#3 0x7f38de6e4f6e gaia::ExtractDomainName()
#4 0x7f38e0323e2e chromeos::EnrollmentScreenHandler::HandleAdDomainJoin()
#5 0x7f38de8fd5fe _ZN4base8internal13FunctorTraitsIMN10extensions11ViscaWebcamEFvRKNS_8CallbackIFvbRKSt6vectorIcSaIcEEELNS0_8CopyModeE1ELNS0_10RepeatModeE1EEES9_NS2_3api6serial12ReceiveErrorEEvE6InvokeIRKNS_7WeakPtrIS3_EEJSF_S9_SI_EEEvSK_OT_DpOT0_
#6 0x7f38d9c6550f chromeos::FakeAuthPolicyClient::JoinAdDomain()
#7 0x7f38e0323ce0 chromeos::EnrollmentScreenHandler::OnPasswordPipeReady()
#8 0x7f38e011754c _ZN4base8internal13FunctorTraitsIMN8chromeos17GaiaScreenHandlerEFvRKSsRKNS2_3KeyENS_13ScopedGenericIiNS0_19ScopedFDCloseTraitsEEEEvE6InvokeIRKNS_7WeakPtrIS3_EEJS5_S8_SB_EEEvSD_OT_DpOT0_
#9 0x7f38deb6b4a4 base::internal::ReplyAdapter<>()
#10 0x7f38ddad5367 base::(anonymous namespace)::PostTaskAndReplyRelay::RunReplyAndSelfDestruct()
#11 0x7f38dda409fe base::debug::TaskAnnotator::RunTask()
#12 0x7f38dda6eb4d base::MessageLoop::RunTask()
#13 0x7f38dda6f465 base::MessageLoop::DoWork()
#14 0x7f38dda714aa base::(anonymous namespace)::WorkSourceDispatch()
#15 0x7f38d6488e04 g_main_context_dispatch
#16 0x7f38d6489048 <unknown>
#17 0x7f38d64890ec g_main_context_iteration
#18 0x7f38dda71276 base::MessagePumpGlib::Run()
#19 0x7f38dda6e8c7 base::MessageLoop::RunHandler()
#20 0x7f38ddaa188f base::RunLoop::Run()
#21 0x7f38defb62b9 ChromeBrowserMainParts::MainMessageLoopRun()
#22 0x7f38db2cbc19 content::BrowserMainLoop::RunMainMessageLoopParts()
#23 0x7f38db2cf14a content::BrowserMainRunnerImpl::Run()
#24 0x7f38db2c6e8e content::BrowserMain()
#25 0x7f38dba5943c content::ContentMainRunnerImpl::Run()
#26 0x7f38dba57f30 content::ContentMain()
#27 0x7f38de6c6280 ChromeMain
#28 0x7f38d3834f45 __libc_start_main
#29 0x7f38de6c60dd <unknown>