Bug 1577283 - vmwrite error: reg 401e value 2020 (err 12)
Summary: vmwrite error: reg 401e value 2020 (err 12)
Keywords:
Status: CLOSED DUPLICATE of bug 1566258
Alias: None
Product: Fedora
Classification: Fedora
Component: kernel
Version: 28
Hardware: Unspecified
OS: Unspecified
unspecified
unspecified
Target Milestone: ---
Assignee: Kernel Maintainer List
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2018-05-11 15:24 UTC by Steve Dickson
Modified: 2018-05-11 16:19 UTC (History)
17 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2018-05-11 16:19:17 UTC
Type: Bug


Attachments (Terms of Use)

Description Steve Dickson 2018-05-11 15:24:02 UTC
Description of problem:
Bring up a VM I start seeing these messages from all 4 cpus

all Trace:
Hardware name: Dell Inc. PowerEdge SC1430/0HD812, BIOS 1.3.0 07/09/2007
CPU: 2 PID: 1914 Comm: CPU 1/KVM Not tainted 4.16.7-300.fc28.x86_64 #1
vmwrite error: reg 401e value 2020 (err 12)
 ? entry_SYSCALL_64_after_hwframe+0x3d/0xa2
 ? do_syscall_64+0x74/0x180
 ? SyS_ioctl+0x74/0x80
 ? do_vfs_ioctl+0xa4/0x610
 ? wake_up_q+0x70/0x70
 ? kvm_vcpu_ioctl+0x2b8/0x5e0 [kvm]
 ? _copy_to_user+0x26/0x30
 ? wake_up_q+0x70/0x70
 ? pollwake+0x74/0x90
 ? kvm_arch_vcpu_ioctl_run+0x504/0x1720 [kvm]
 ? __irqentry_text_start+0x8/0x8
 ? vmx_vcpu_run+0x7b7/0x990 [kvm_intel]
 ? vmx_vcpu_run+0x3e5/0x990 [kvm_intel]
 ? vmx_handle_exit+0xab/0xe10 [kvm_intel]
 handle_cr+0x5aa/0x630 [kvm_intel]
 kvm_set_cr4+0x18b/0x2e0 [kvm]
 ? vmx_vcpu_run+0x3d9/0x990 [kvm_intel]
 vmx_set_cr4+0x1dc/0x200 [kvm_intel]
 dump_stack+0x5c/0x85

As soon as I kill the VM the messages stop.

Version-Release number of selected component (if applicable):
4.16.7-300.fc28.x86_64

How reproducible:
100%

Steps to Reproduce:
1.virsh start vm
2.
3.

Comment 1 Jeremy Cline 2018-05-11 16:19:17 UTC
Hi Steve,

Thanks for the report. Can you test the 4.16.8 kernel[0] and leave karma? It should have the fix for this. If not, please re-open this bug.

[0] https://bodhi.fedoraproject.org/updates/FEDORA-2018-ac3b4c7605

*** This bug has been marked as a duplicate of bug 1566258 ***


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