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From:   bugzilla-daemon@bugzilla.kernel.org
To:     kvm@vger.kernel.org
Subject: [Bug 209593] New: netdevice: eth0: failed to disable LRO
Date:   Fri, 09 Oct 2020 08:53:12 +0000
X-Bugzilla-Reason: None
X-Bugzilla-Type: new
X-Bugzilla-Watch-Reason: AssignedTo virtualization_kvm@kernel-bugs.osdl.org
X-Bugzilla-Product: Virtualization
X-Bugzilla-Component: kvm
X-Bugzilla-Version: unspecified
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X-Bugzilla-Severity: high
X-Bugzilla-Who: pancakezwk@gmail.com
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https://bugzilla.kernel.org/show_bug.cgi?id=209593

            Bug ID: 209593
           Summary: netdevice: eth0: failed to disable LRO
           Product: Virtualization
           Version: unspecified
    Kernel Version: 5.4.54
          Hardware: x86-64
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: high
          Priority: P1
         Component: kvm
          Assignee: virtualization_kvm@kernel-bugs.osdl.org
          Reporter: pancakezwk@gmail.com
        Regression: No

Created attachment 292907
  --> https://bugzilla.kernel.org/attachment.cgi?id=292907&action=edit
dmesg log

When the 5.4.54 kernel is started on the cloud host, the lro feature of the
network card is enabled by default and cannot be disabled. 


When I run docker, I want to turn off the lro feature.


Is this a kernel bug?  


The feature is added to the patch of the main line

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/drivers/net/virtio_net.c?id=a02e8964eaf9271a8a5fcc0c55bd13f933bafc56

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