[Kernel-packages] [Bug 1431473] Re: kvm_intel (nested) module will not load [Input/output error]

2015-03-30 Thread Oleg Strikov
Kernel from -proposed (3.2.0-80-generic) resolves the bug. L0: 12.04 running 3.2.0-80-generic L1: 14.10 (utopic) - /dev/kvm is available L2: 14.04 (trusty) - I was able to bootstrap the instance and ssh into it L0: 12.04 running 3.2.0-80-generic L1: 15.04 (vivid) - /dev/kvm is available L2:

[Kernel-packages] [Bug 1431473] Re: kvm_intel (nested) module will not load [Input/output error]

2015-03-28 Thread Oleg Strikov
I will do appropriate verification on Monday. Thanks for notification. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1431473 Title: kvm_intel (nested) module will not load

[Kernel-packages] [Bug 1431473] Re: kvm_intel (nested) module will not load [Input/output error]

2015-03-20 Thread Oleg Strikov
Brilliant job Stefan! Thanks for helping. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1431473 Title: kvm_intel (nested) module will not load [Input/output error] Status in linux

[Kernel-packages] [Bug 1431473] Re: kvm_intel (nested) module will not load [Input/output error]

2015-03-17 Thread Oleg Strikov
Oh... maybe for Oleg: what release/kernel is running on your host? I'm experimenting with canonistack (lcy_02) that's why I don't have such info as well as some other guys in the thread. Sorry for not mentioning canonistack in my comment. -- You received this bug notification because you are a

[Kernel-packages] [Bug 1431473] Re: kvm_intel (nested) module will not load [Input/output error]

2015-03-17 Thread Oleg Strikov
I did a quick analysis if the flag (doublecheck might be needed). All systems which WORK CORRECTLY has these guest flags: x2apic vnmi ept Systems which fail don't have any of these flags. x2apic -- improves guest performance by reducing the overhead of APIC access, which is used to program

[Kernel-packages] [Bug 1431473] Re: kvm_intel (nested) module will not load [Input/output error]

2015-03-17 Thread Oleg Strikov
I wonder if it's possible to change livbirt config to block some of these flags even if they are provided by host CPU. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1431473 Title:

[Kernel-packages] [Bug 1431473] Re: kvm_intel (nested) module will not load [Input/output error]

2015-03-17 Thread Oleg Strikov
I was able to reproduce the bug on another type of processor (core i7). /dev/kvm is not available with vivid kernel but available with trusty kernel. ubuntu@vivid-adt3:~$ cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 2 model name