[Bug 1866870] Re: KVM Guest pauses after upgrade to Ubuntu 20.04

Andreas Hasenack andreas at canonical.com
Thu Mar 12 15:08:24 UTC 2020


After changing cpu to <cpu mode='host-model'/>:


I got this log (still in a paused state):
char device redirected to /dev/pts/3 (label charserial0)
2020-03-12T15:06:22.560159Z qemu-system-x86_64: warning: host doesn't support requested feature: MSR(48EH).vmx-vnmi-pending [bit 22]
2020-03-12T15:06:22.560708Z qemu-system-x86_64: warning: host doesn't support requested feature: MSR(48EH).vmx-secondary-ctls [bit 31]
2020-03-12T15:06:22.560971Z qemu-system-x86_64: warning: host doesn't support requested feature: MSR(48BH).vmx-apicv-xapic [bit 0]
2020-03-12T15:06:22.561208Z qemu-system-x86_64: warning: host doesn't support requested feature: MSR(48DH).vmx-vnmi [bit 5]
2020-03-12T15:06:22.561392Z qemu-system-x86_64: warning: host doesn't support requested feature: MSR(480H).vmx-ins-outs [bit 54]
KVM internal error. Suberror: 1
emulation failure
EAX=00000000 EBX=00000000 ECX=000086d4 EDX=00000000
ESI=00000000 EDI=00000000 EBP=000086d4 ESP=00006d7c
EIP=00007acf EFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0
ES =0000 00000000 ffffffff 00809300
CS =f000 000f0000 ffffffff 00809b00
SS =0000 00000000 ffffffff 00809300
DS =0000 00000000 ffffffff 00809300
FS =0000 00000000 ffffffff 00809300
GS =0000 00000000 ffffffff 00809300
LDT=0000 00000000 0000ffff 00008200
TR =0000 00000000 0000ffff 00008b00
GDT=     000f6200 00000037
IDT=     00000000 000003ff
CR0=00000010 CR2=00000000 CR3=00000000 CR4=00000000
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 
DR6=00000000ffff0ff0 DR7=0000000000000400
EFER=0000000000000000
Code=b8 90 d9 00 00 66 e8 6b f7 ff ff 66 b8 0a 00 00 00 e9 61 f2 <f3> 0f 1e fb 66 57 66 56 66 53 66 53 66 89 c7 67 66 89 14 24 66 89 ce 66 e8 15 f8 ff ff 88

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https://bugs.launchpad.net/bugs/1866870

Title:
  KVM Guest pauses after upgrade to Ubuntu 20.04

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