Romain Mourier
2015-May-09 12:07 UTC
[Pkg-xen-devel] Bug#784810: Bug#784810: Xen domU try ton access to dom0 LVM Volume group
On 09/05/2015 13:25, Ian Campbell wrote:> On Sat, 2015-05-09 at 03:41 +0200, Romain Mourier wrote: > [...] >> xen-create-image --hostname=test0 --lvm=raid10 --fs=ext4 >> --bridge=br-lan --dhcp --dist=jessie > [...] >> root at hv0:~# xl create /etc/xen/test0.cfg && xl console test0 > What does /etc/xen/test0.cfg contain? I suspect it is reusing the dom0 > initramfs and hence has inherited some sort of hook script which insists > on the RAID stuff being present.That what I suspect too. It contains : ~# grep -v ^\# /etc/xen/test0.cfg | sed '/^$/d' kernel = '/boot/vmlinuz-3.16.0-4-amd64' extra = 'elevator=noop' ramdisk = '/boot/initrd.img-3.16.0-4-amd64' vcpus = '1' memory = '128' root = '/dev/xvda2 ro' disk = [ 'phy:/dev/raid10/test0-disk,xvda2,w', 'phy:/dev/raid10/test0-swap,xvda1,w', ] name = 'test0' dhcp = 'dhcp' vif = [ 'mac=00:16:3E:8C:49:68,bridge=br-lan' ] on_poweroff = 'destroy' on_reboot = 'restart' on_crash = 'restart'> That would be a bug in either xen-create-image or something relating to > initramfs generation (initramfs-tools or some raid related hook file > provided by whatever package provides such things).Do I need to open and other bug report with different package ?> Note that xen-create-image is a separate project/package from xen > itself. (As are initramfs-tools etc obviously). > > [...] >> [ 0.000000] Command line: root=/dev/xvda2 ro elevator=noop > [...] >> Volume group "SSD-RAID1" not found >> Skipping volume group SSD-RAID1 >> Unable to find LVM volume SSD-RAID1/swap > Ian.Thank you for your reply, Romain.
Ian Campbell
2015-May-09 13:25 UTC
[Pkg-xen-devel] Bug#784810: Bug#784810: Bug#784810: Xen domU try ton access to dom0 LVM Volume group
On Sat, 2015-05-09 at 14:07 +0200, Romain Mourier wrote:> On 09/05/2015 13:25, Ian Campbell wrote: > > On Sat, 2015-05-09 at 03:41 +0200, Romain Mourier wrote: > > [...] > >> xen-create-image --hostname=test0 --lvm=raid10 --fs=ext4 > >> --bridge=br-lan --dhcp --dist=jessie > > [...] > >> root at hv0:~# xl create /etc/xen/test0.cfg && xl console test0 > > What does /etc/xen/test0.cfg contain? I suspect it is reusing the dom0 > > initramfs and hence has inherited some sort of hook script which insists > > on the RAID stuff being present. > That what I suspect too. > > It contains : > > ~# grep -v ^\# /etc/xen/test0.cfg | sed '/^$/d' > kernel = '/boot/vmlinuz-3.16.0-4-amd64' > extra = 'elevator=noop' > ramdisk = '/boot/initrd.img-3.16.0-4-amd64'This is using the host initrd, hence the issue you are seeing.> vcpus = '1' > memory = '128' > root = '/dev/xvda2 ro' > disk = [ > 'phy:/dev/raid10/test0-disk,xvda2,w', > 'phy:/dev/raid10/test0-swap,xvda1,w', > ] > name = 'test0' > dhcp = 'dhcp' > vif = [ 'mac=00:16:3E:8C:49:68,bridge=br-lan' ] > on_poweroff = 'destroy' > on_reboot = 'restart' > on_crash = 'restart' > > That would be a bug in either xen-create-image or something relating to > > initramfs generation (initramfs-tools or some raid related hook file > > provided by whatever package provides such things). > Do I need to open and other bug report with different package ?No, I'll reassign this one for you. Lets start with xen-create-image and they can pass it on to the initramfs folks if they believe it belongs there. What version of xen-tools do you have installed? I'll include that in the reassignment.> > Note that xen-create-image is a separate project/package from xen > > itself. (As are initramfs-tools etc obviously). > > > > [...] > >> [ 0.000000] Command line: root=/dev/xvda2 ro elevator=noop > > [...] > >> Volume group "SSD-RAID1" not found > >> Skipping volume group SSD-RAID1 > >> Unable to find LVM volume SSD-RAID1/swap > > Ian. > Thank you for your reply, > > Romain. > > _______________________________________________ > Pkg-xen-devel mailing list > Pkg-xen-devel at lists.alioth.debian.org > http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/pkg-xen-devel >
Romain Mourier
2015-May-09 16:53 UTC
[Pkg-xen-devel] Bug#784810: Bug#784810: Bug#784810: Xen domU try ton access to dom0 LVM Volume group
On 09/05/2015 15:25, Ian Campbell wrote:> On Sat, 2015-05-09 at 14:07 +0200, Romain Mourier wrote: >> On 09/05/2015 13:25, Ian Campbell wrote: >>> On Sat, 2015-05-09 at 03:41 +0200, Romain Mourier wrote: >>> [...] >>>> xen-create-image --hostname=test0 --lvm=raid10 --fs=ext4 >>>> --bridge=br-lan --dhcp --dist=jessie >>> [...] >>>> root at hv0:~# xl create /etc/xen/test0.cfg && xl console test0 >>> What does /etc/xen/test0.cfg contain? I suspect it is reusing the dom0 >>> initramfs and hence has inherited some sort of hook script which insists >>> on the RAID stuff being present. >> That what I suspect too. >> >> It contains : >> >> ~# grep -v ^\# /etc/xen/test0.cfg | sed '/^$/d' >> kernel = '/boot/vmlinuz-3.16.0-4-amd64' >> extra = 'elevator=noop' >> ramdisk = '/boot/initrd.img-3.16.0-4-amd64' > > This is using the host initrd, hence the issue you are seeing. > >> vcpus = '1' >> memory = '128' >> root = '/dev/xvda2 ro' >> disk = [ >> 'phy:/dev/raid10/test0-disk,xvda2,w', >> 'phy:/dev/raid10/test0-swap,xvda1,w', >> ] >> name = 'test0' >> dhcp = 'dhcp' >> vif = [ 'mac=00:16:3E:8C:49:68,bridge=br-lan' ] >> on_poweroff = 'destroy' >> on_reboot = 'restart' >> on_crash = 'restart' >>> That would be a bug in either xen-create-image or something relating to >>> initramfs generation (initramfs-tools or some raid related hook file >>> provided by whatever package provides such things). >> Do I need to open and other bug report with different package ? > > No, I'll reassign this one for you. Lets start with xen-create-image and > they can pass it on to the initramfs folks if they believe it belongs > there. > > What version of xen-tools do you have installed? I'll include that in > the reassignment.It's in the first message, the version 4.5-1. Thanks again.> >>> Note that xen-create-image is a separate project/package from xen >>> itself. (As are initramfs-tools etc obviously). >>> >>> [...] >>>> [ 0.000000] Command line: root=/dev/xvda2 ro elevator=noop >>> [...] >>>> Volume group "SSD-RAID1" not found >>>> Skipping volume group SSD-RAID1 >>>> Unable to find LVM volume SSD-RAID1/swap >>> Ian. >> Thank you for your reply, >> >> Romain. >> >> _______________________________________________ >> Pkg-xen-devel mailing list >> Pkg-xen-devel at lists.alioth.debian.org >> http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/pkg-xen-devel >> > >
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