Re: [Xen-users] Problems converting FC8 HVM guest to PV

[Nico Kadel-Garcia <nkadel@xxxxxxxxx>]

Evan Lavelle wrote:
> Thanks guys - the good news is that I can boot the PV DomU with your 
> fixes:
> title Fedora (PV boot, Xen kernel, 2952)
>     root (hd0,0)
>     kernel /vmlinuz-2.6.21-2952.fc8xen ro root=LABEL=/ rhgb quiet
>     initrd /initrd-2.6.21-2952.fc8xen.pv.img
>
> name   = "fc8-32-001"
> memory = 1024
> vcpus  = 1
> vif  = [ 'mac=00:0f:b5:ae:4f:2a, bridge=xenbr0' ]
> disk = [ 'phy:/dev/VG_Guests/FC8-32-001,hda,w'  ];
> bootloader="/usr/bin/pygrub"
> boot = "cd"
> sdl  = 1
> vnc  = 0
>
> I got rid of the root line with no problems. I couldn't boot at all 
> with the original ramdisk (I got a "mount: could not find filesystem 
> 'dev/root'" error), but had no problem with the xenblk and 
> xenblock/xennet ramdisks.
> The *bad* news is, well, bad. The DomU appears to be Ok at first 
> sight, but crashes when I run a specific program (wine, which is a 
> Windows-on-Unix emulator [yes, I know that's crazy, but I need it for 
> testing]). I get a kernel bug:
> kernel BUG at include/linux/tracehook.h:369!
> invalid opcode: 0000 [#1]
>
> Should I bother reporting this? The Dom0 appears flakey after this so 
> I need to restart the entire machine.
Can you do a fast, clean FC8 PV install and test Wine on it?

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