Bug#871702: I can confirm this bug too

[alvarenga]

I think the severity of this bug is very high. Any server upgraded to 
latest stable version of Debian system using Xen having Domu (pv not 
affected) will stop to work.

Bug#872257: I can confirm this bug too

[alvarenga]

I think the severity of this bug is very high. Any server upgraded to 
latest stable version of Debian system using Xen having Domu (pv not 
affected) will stop to work.