On 28/11/14 15:19, Anthony Wright wrote: > We have a 64 bit PV DomU that we recently upgraded from linux 3.3.2 to > 3.17.3 running on a 64 bit 3.17.3 Dom0 with Xen 4.4.0. > > Shortly after the upgrade we started to lose network connectivity to the > DomU a few times a day that required a reboot to fix. We see nothing in > the xen logs or xl dmesg, but when we looked at the dmesg output we saw > the following output for the two incidents we investigated in detail: > > [69332.026586] vif vif-4-0 vif4.0: txreq.offset: 85e, size: 4002, end: 6144 > [69332.026607] vif vif-4-0 vif4.0: fatal error; disabling device > [69332.031069] br-default: port 2(vif4.0) entered disabled state
The guest's frontend driver isn't putting valid requests onto the ring (it crosses a page boundary) so this is a frontend bug. What guest are you running? David _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
