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Re: [Xen-devel] xen-netfront crash when detaching network while some network activity

On 22/05/15 12:49, Marek Marczykowski-Górecki wrote:
> Hi all,
> I'm experiencing xen-netfront crash when doing xl network-detach while
> some network activity is going on at the same time. It happens only when
> domU has more than one vcpu. Not sure if this matters, but the backend
> is in another domU (not dom0). I'm using Xen 4.2.2. It happens on kernel
> 3.9.4 and 4.1-rc1 as well.
> Steps to reproduce:
> 1. Start the domU with some network interface
> 2. Call there 'ping -f some-IP'
> 3. Call 'xl network-detach NAME 0'

I tried this about 10 times without a crash.  How reproducible is it?

I used a 4.1-rc4 frontend and a 4.0 backend.


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