Hi, It looks like amdgpu has gone back to hard hanging the machine after shutting down a kvm session with gpu passed through to the guest. There are no dmesg or /var/log/messages Guest GPU is a Sapphire Nitro R9 380, 4GB. uname -a Linux rogue 4.16.0-rc3 #1 SMP PREEMPT Tue Feb 27 14:54:58 GMT 2018 x86_64 AMD FX(tm)-8350 Eight-Core Processor AuthenticAMD GNU/Linux Luke.