> All,
>
Sorry, I forgot subject in original mail ;-(
> I am running xen3.0.2 on CentOS4.2, and get this error when trying to
> boot Xen kernel(domain0)
>
ERROR1: Before build initrd(mkinitrd -f -v initrd-2.6.16-xen.img
2.6.16-xen),I got this error during boot:
VFS: Cannot open root device "/" or unknown-block(0,0)
Please append a correct "root=" boot option
Kernel panic - not syncing: VFS: Unable to mount root fs on
unknown-block(0,0)
ERROR2: After initrd built, I got another error here during
boot:> ......
> Creating root device
> Mounting root filesystem
> mount: error 6 mounting ext3
> mount: error 2 mounting none
> Switching to new root
> switchroot: mount failed: 22
> umount /initrd/dev failed: 2
> Kernel panic - not syncing: Attempting to kill init!
>
>
> >More,In grub.conf,I have changed the root=LABEL=/ to the actual
> device
> (root=/dev/sda3),and make the same change in /etc/fstab,but I got same
> error.
>
> my installation steps as below,
> any clues?
>
> Thanks
>
> --Taylor
>
> # pwd
> /home/taylor/xen-3.0.2
> # make KERNELS=linux-2.6-xen world
> # make install
>
reboot system and got ERROR1:....>
> # cd /boot
> # depmod 2.6.16-xen
> # mkinitrd -f -v initrd-2.6.16-xen.img 2.6.16-xen
> Creating initramfs
> Looking for deps of module scsi_mod
> Looking for deps of module sd_mod scsi_mod
> Looking for deps of module scsi_mod
> Looking for deps of module unknown
> Looking for deps of module mptbase
> Looking for deps of module mptscsih mptbase scsi_mod
> Looking for deps of module mptbase
> Looking for deps of module scsi_mod
> Looking for deps of module ide-disk
> Looking for deps of module dm-mod
> Looking for deps of module ext3 jbd
> Looking for deps of module jbd
> Using modules: ./kernel/drivers/scsi/scsi_mod.ko
> ./kernel/drivers/scsi/sd_mod.ko
> ./kernel/drivers/message/fusion/mptbase.ko
> ./kernel/drivers/message/fusion/mptscsih.ko
> ./kernel/drivers/md/dm-mod.ko ./kernel/fs/jbd/jbd.ko
> ./kernel/fs/ext3/ext3.ko
> /sbin/nash -> /tmp/initrd.L28813/bin/nash
> /sbin/insmod.static -> /tmp/initrd.L28813/bin/insmod
> /sbin/udev.static -> /tmp/initrd.L28813/sbin/udev
> /etc/udev/udev.conf -> /tmp/initrd.L28813/etc/udev/udev.conf
> copy from
> /lib/modules/2.6.16-xen/./kernel/drivers/scsi/scsi_mod.ko(elf32-i386)
> to /tmp/initrd.L28813/lib/scsi_mod.ko(elf32-i386)
> copy from
> /lib/modules/2.6.16-xen/./kernel/drivers/scsi/sd_mod.ko(elf32-i386) to
> /tmp/initrd.L28813/lib/sd_mod.ko(elf32-i386)
> copy from
> /lib/modules/2.6.16-xen/./kernel/drivers/message/fusion/mptbase.ko(elf
> 32-i386) to /tmp/initrd.L28813/lib/mptbase.ko(elf32-i386)
> copy from
> /lib/modules/2.6.16-xen/./kernel/drivers/message/fusion/mptscsih.ko(el
> f32-i386) to /tmp/initrd.L28813/lib/mptscsih.ko(elf32-i386)
> copy from
> /lib/modules/2.6.16-xen/./kernel/drivers/md/dm-mod.ko(elf32-i386) to
> /tmp/initrd.L28813/lib/dm-mod.ko(elf32-i386)
> copy from /lib/modules/2.6.16-xen/./kernel/fs/jbd/jbd.ko(elf32-i386)
> to /tmp/initrd.L28813/lib/jbd.ko(elf32-i386)
> copy from /lib/modules/2.6.16-xen/./kernel/fs/ext3/ext3.ko(elf32-i386)
> to /tmp/initrd.L28813/lib/ext3.ko(elf32-i386)
> Loading module scsi_mod
> Loading module sd_mod
> Loading module mptbase
> Loading module mptscsih
> Loading module dm-mod
> Loading module jbd
> Loading module ext3
> #
>
added "module /initrd-2.6.16-xen.img" into grub.conf file.
reboot system and got ERROR2:
> My grub.conf file:
>
> default=0
> timeout=5
> splashimage=(hd0,0)/grub/splash.xpm.gz
> hiddenmenu
> title CentOS-4 i386 (2.6.9-22.ELsmp)
> root (hd0,0)
> kernel /vmlinuz-2.6.9-22.ELsmp ro root=LABEL=/ rhgb quiet
> initrd /initrd-2.6.9-22.ELsmp.img
> title CentOS-4 i386-up (2.6.9-22.EL)
> root (hd0,0)
> kernel /vmlinuz-2.6.9-22.EL ro root=LABEL=/ rhgb quiet
> initrd /initrd-2.6.9-22.EL.img
> title Xen 3.0 / XenLinux 2.6
> root (hd0,0)
> kernel /xen-3.0.gz
> module /vmlinuz-2.6-xen root=LABEL=/ ro console=tty0
> module /initrd-2.6.16-xen.img
>
_______________________________________________
Xen-users mailing list
Xen-users@lists.xensource.com
http://lists.xensource.com/xen-users