Bug 1563524

Summary: Cisco VIC caused VM paused forever
Product: Red Hat Enterprise Linux 7 Reporter: Chen <cchen>
Component: qemu-kvmAssignee: Virtualization Maintenance <virt-maint>
Status: CLOSED DUPLICATE QA Contact: Virtualization Bugs <virt-bugs>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 7.4CC: rbalakri, virt-maint
Target Milestone: rc   
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Hardware: Unspecified   
OS: Unspecified   
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Last Closed: 2018-04-04 06:33:49 UTC Type: Bug
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Description Chen 2018-04-04 05:53:24 UTC 
Description of problem:

Cisco VIC caused VM paused forever.

Snip of /var/log/libvirt/qemu/rhel7.4.log

2018-04-04T04:34:53.304846Z qemu-kvm: vfio_err_notifier_handler(0000:0b:00.0) Unrecoverable error detected. Please collect any data possible and then kill the guest
2018-04-04T04:34:53.405020Z qemu-kvm: vfio_err_notifier_handler(0000:0b:00.0) Unrecoverable error detected. Please collect any data possible and then kill the guest

$ cat lspci | grep 0b:00
0b:00.0 Ethernet controller [0200]: Cisco Systems Inc VIC Ethernet NIC [1137:0043] (rev a2)

For Intel NIC the customer doesn't see similar symptoms.

Version-Release number of selected component (if applicable):

vfio-pci
Cisco VIC
kernel-3.10.0-693.17.1.el7.x86_64
qemu-kvm-rhev-2.9.0-16.el7_4.13.x86_64

How reproducible:

Quite frequent

Steps to Reproduce:
1.
2.
3.

Actual results:


Expected results:


Additional info:
Comment 2 Chen 2018-04-04 06:33:49 UTC 

*** This bug has been marked as a duplicate of bug 1563525 ***