Bug 1945501

Summary: Unexpected error shown in log when connecting qemu:///system with non-root user
Product: Red Hat Enterprise Linux 9 Reporter: yafu <yafu>
Component: libvirtAssignee: Martin Kletzander <mkletzan>
libvirt sub component: General QA Contact: Lili Zhu <lizhu>
Status: CLOSED ERRATA Docs Contact:
Severity: unspecified    
Priority: low CC: fjin, jdenemar, lcheng, lmen, virt-maint, xuzhang
Version: 9.0Keywords: Triaged, Upstream
Target Milestone: rcFlags: pm-rhel: mirror+
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: libvirt-7.10.0-1.el9 Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2022-05-17 12:45:04 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version: 7.10.0
Embargoed:

Description yafu 2021-04-01 07:11:53 UTC
Description of problem:
Unexpected error shown in log when connecting qemu:///system with non-root user

Version-Release number of selected component (if applicable):
libvirt-daemon-7.0.0-11.module+el8.4.0+10505+3a8d753f.x86_64

How reproducible:
100%

Steps to Reproduce:
1.Watch libvirtd error log:
#tail -f /var/log/messages

2. Open another terminal, switch to non-root user and connect qemu:///system, input password and connect successfully:
#su - test
#virsh -c qemu:///system
==== AUTHENTICATING FOR org.libvirt.unix.manage ====
System policy prevents management of local virtualized systems
Authenticating as: root
Password: 
==== AUTHENTICATION COMPLETE ====
Welcome to virsh, the virtualization interactive terminal.

Type:  'help' for help with commands
       'quit' to quit

virsh # 


3.Unexpected error shown in log in terminal 1:
Mar 31 04:03:38 dell-per730-30 libvirtd[354156]: 354159: error : virPolkitCheckAuth:135 : authentication unavailable: no polkit agent available to authenticate action 'org.libvirt.unix.manage'
Mar 31 04:03:38 dell-per730-30 libvirtd[354156]: 354156: error : virNetSocketReadWire:1817 : End of file while reading data: Input/output error

Actual results:
Unexpected error shown in log when connecting qemu:///system with non-root user

Expected  results:
No error shown in log when connecting qemu:///system with non-root user

Additional info:

Comment 1 John Ferlan 2021-09-08 13:30:25 UTC
Bulk update: Move RHEL-AV bugs to RHEL9. If necessary to resolve in RHEL8, then clone to the current RHEL8 release.

Comment 2 Martin Kletzander 2021-11-20 23:11:38 UTC
Patches proposed upstream: https://listman.redhat.com/archives/libvir-list/2021-November/msg00614.html

Comment 3 Martin Kletzander 2021-11-23 11:57:47 UTC
Fixed upstream with v7.9.0-223-g0ac13b189f0f:
commit 0ac13b189f0fe6f12546e7aaf6ad07ba81b55d9e
Author: Martin Kletzander <mkletzan>
Date:   Tue Nov 16 15:00:19 2021 +0100

    virsh: Do not try connecting first time without polkit agent

Comment 5 Lili Zhu 2021-12-11 13:32:45 UTC
Tested with libvirt-7.10.0-1.el9.x86_64:

Testing steps are the same with the ones in bug description.

After watching the log, No error shown in log when connecting qemu:///system with non-root user.

Comment 8 Lili Zhu 2021-12-26 09:03:02 UTC
Verify this bug with:
libvirt-7.10.0-1.el9.x86_64

Testing steps are the same with the ones in bug description.

After watching the log, No error shown in log when connecting qemu:///system with non-root user.
As the testing result matches with the expecting one, mark the bug as verified.

Comment 10 errata-xmlrpc 2022-05-17 12:45:04 UTC
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (new packages: libvirt), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2022:2390