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Re: [Qemu-devel] QEMU-KVM and hardened (GRSEC/PaX) kernel

From: Антон Кочков
Subject: Re: [Qemu-devel] QEMU-KVM and hardened (GRSEC/PaX) kernel
Date: Wed, 20 Apr 2011 20:47:52 +0400

Yes. first thing working ok.
And second fails.

I'm using Intel iCore 7 (see attached dmesg output and kernel config -
host dmesg and host config)

Also, as this is probably kernel-kvm module bug, i'm open

Best regards,
Anton Kochkov.

On Wed, Apr 20, 2011 at 18:29, Avi Kivity <address@hidden> wrote:
> On 04/17/2011 01:45 AM, Антон Кочков wrote:
>> Good day!
>> I'm trying to make working qemu-kvm with hardened gentoo on hardened
>> kernel.
>> start
>> and go to infinite loop and take 100% of one of my CPU core. adn it
>> even can't be killed.
>> Also it is dont give answer for qemu monitor/remote gdb.
>> When I'm changed these two values as disabled, qemu-kvm now start, and
>> stop (i mean qemu monitor show that virtual machine is running, but no
>> any activity/output). Also it's load about 0%.
>> See details in bug http://bugs.gentoo.org/show_bug.cgi?id=363713
>> Hope this info help improve qemu-kvm.
> As Blue says, the problem is likely in kvm, not qemu.
> Please try:
> - hardened guest on soft host (I expect this to work)
> - soft guest on hardened host (I expect this to fail).
> Are you using an Intel or AMD host?
> Note virtualization hardware will play with segmentation and defeat all
> those games the hardened kernel plays.
> --
> error compiling committee.c: too many arguments to function

Attachment: kernel-virt.log
Description: Binary data

Attachment: kernel.config
Description: Binary data

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