Comment 0 for bug 1797926

I wake up the computer.Then It shows a blank black screen with a sidebar (favourite apps).I can't login.
Then I suspend the computer again and wake up it.It shows a error reporting dialog

ProblemType: Crash
DistroRelease: Ubuntu 18.10
Package: bind9-host 1:9.11.4+dfsg-3ubuntu5
ProcVersionSignature: Ubuntu 4.18.0-10.11-generic 4.18.12
Uname: Linux 4.18.0-10-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.10-0ubuntu11
Architecture: amd64
Date: Mon Oct 15 23:48:32 2018
ExecutablePath: /usr/bin/host
InstallationDate: Installed on 2018-10-10 (5 days ago)
InstallationMedia: Ubuntu 18.10 "Cosmic Cuttlefish" - Beta amd64 (20180927)
ProcCmdline: host -t soa local.
ProcEnviron: PATH=(custom, no user)
Signal: 6
SourcePackage: bind9
StacktraceTop:
 isc_assertion_failed () from /usr/lib/x86_64-linux-gnu/libisc.so.169
 isc.timer_create () from /usr/lib/x86_64-linux-gnu/libisc.so.169
 ?? ()
 ?? ()
 ?? ()
Title: host crashed with SIGABRT in isc_assertion_failed()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: