Re: Update FC22 - doesn't find root fs and doesn't boot

[Harald Hoyer <harald-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>]

Am 27.05.2015 um 14:13 schrieb Andrei Borzenkov:
> On Wed, May 27, 2015 at 3:09 PM, Gerhard Wiesinger <lists-tcxHB8FAk+J54TAoqtyWWQ@public.gmane.org> wrote:
>> On 27.05.2015 13:56, Harald Hoyer wrote:
>>>
>>> Am 27.05.2015 um 13:28 schrieb Gerhard Wiesinger:
>>>>
>>>> Hello,
>>>>
>>>> After upgrading one machine it does't boot anymore. Booting the old
>>>> kernel
>>>> works well.
>>>>
>>>> It is a RAID, LUKS, LVM setup. Find relevant details below.
>>>>
>>>> So it looks RAID assembling doesn't work any more.
>>>>
>>>> Any ideas?
>>>>
>>>> Thank you.
>>>>
>>>> Ciao,
>>>> Gerhard
>>>>
>>>> blkid
>>>> /dev/sda1: UUID="56e9bde4-5cd1-630d-188c-22a54c1c8c37"
>>>> TYPE="linux_raid_member"
>>>> PARTUUID="5ec6792c-01"
>>>> /dev/sdb1: UUID="56e9bde4-5cd1-630d-188c-22a54c1c8c37"
>>>> TYPE="linux_raid_member"
>>>> PARTUUID="1c7cffaf-01"
>>>> /dev/sdc1: UUID="56e9bde4-5cd1-630d-188c-22a54c1c8c37"
>>>> TYPE="linux_raid_member"
>>>> PARTUUID="0079dfc3-01"
>>>> /dev/sdd1: UUID="eb295015-e20b-e133-15db-5c9130487300"
>>>> TYPE="linux_raid_member"
>>>> PARTUUID="fadeaffe-01"
>>>> /dev/sde1: UUID="eb295015-e20b-e133-15db-5c9130487300"
>>>> TYPE="linux_raid_member"
>>>> PARTUUID="539b5814-01"
>>>> /dev/sdf1: UUID="eb295015-e20b-e133-15db-5c9130487300"
>>>> TYPE="linux_raid_member"
>>>> PARTUUID="badeaffe-01"
>>>> /dev/sdh1: UUID="51e8e983-8786-b868-dbc3-87357e1a9534"
>>>> TYPE="linux_raid_member"
>>>> PARTUUID="15631562-01"
>>>> /dev/sdg1: UUID="51e8e983-8786-b868-dbc3-87357e1a9534"
>>>> TYPE="linux_raid_member"
>>>> PARTUUID="162f0d0b-01"
>>>>
>>>>
>>>> blkid -o udev
>>>> ID_FS_UUID=56e9bde4-5cd1-630d-188c-22a54c1c8c37
>>>> ID_FS_UUID_ENC=56e9bde4-5cd1-630d-188c-22a54c1c8c37
>>>> ID_FS_TYPE=linux_raid_member
>>>> ID_FS_PARTUUID=5ec6792c-01
>>>>
>>>> ID_FS_UUID=56e9bde4-5cd1-630d-188c-22a54c1c8c37
>>>> ID_FS_UUID_ENC=56e9bde4-5cd1-630d-188c-22a54c1c8c37
>>>> ID_FS_TYPE=linux_raid_member
>>>> ID_FS_PARTUUID=1c7cffaf-01
>>>>
>>>> ID_FS_UUID=56e9bde4-5cd1-630d-188c-22a54c1c8c37
>>>> ID_FS_UUID_ENC=56e9bde4-5cd1-630d-188c-22a54c1c8c37
>>>> ID_FS_TYPE=linux_raid_member
>>>> ID_FS_PARTUUID=0079dfc3-01
>>>>
>>>> ID_FS_UUID=eb295015-e20b-e133-15db-5c9130487300
>>>> ID_FS_UUID_ENC=eb295015-e20b-e133-15db-5c9130487300
>>>> ID_FS_TYPE=linux_raid_member
>>>> ID_FS_PARTUUID=fadeaffe-01
>>>>
>>>> ID_FS_UUID=eb295015-e20b-e133-15db-5c9130487300
>>>> ID_FS_UUID_ENC=eb295015-e20b-e133-15db-5c9130487300
>>>> ID_FS_TYPE=linux_raid_member
>>>> ID_FS_PARTUUID=539b5814-01
>>>>
>>>> ID_FS_UUID=eb295015-e20b-e133-15db-5c9130487300
>>>> ID_FS_UUID_ENC=eb295015-e20b-e133-15db-5c9130487300
>>>> ID_FS_TYPE=linux_raid_member
>>>> ID_FS_PARTUUID=badeaffe-01
>>>>
>>>> ID_FS_UUID=51e8e983-8786-b868-dbc3-87357e1a9534
>>>> ID_FS_UUID_ENC=51e8e983-8786-b868-dbc3-87357e1a9534
>>>> ID_FS_TYPE=linux_raid_member
>>>> ID_FS_PARTUUID=15631562-01
>>>>
>>>> ID_FS_UUID=51e8e983-8786-b868-dbc3-87357e1a9534
>>>> ID_FS_UUID_ENC=51e8e983-8786-b868-dbc3-87357e1a9534
>>>> ID_FS_TYPE=linux_raid_member
>>>> ID_FS_PARTUUID=162f0d0b-01
>>>>
>>>> [    2.479836] myhost systemd[1]: Device
>>>> dev-disk-by\x2did-usb\x2dUSBDisk_RunDisk_ABCDEFGH\x2d0:0.device appeared
>>>> twice
>>>> with different sysfs paths /sys
>>>>
>>>> /devices/pci0000:00/0000:00:04.1/usb2/2-5/2-5:1.0/host9/target9:0:0/9:0:0:0/block/sdh
>>>> and /sys/devices/pci0000:00/0000:00:02.1/usb1/1-5/1-5:1.0/host8/target
>>>> 8:0:0/8:0:0:0/block/sdg
>>>> [    2.500826] myhost systemd[1]: Device
>>>> dev-disk-by\x2did-usb\x2dUSBDisk_RunDisk_ABCDEFGH\x2d0:0\x2dpart1.device
>>>> appeared twice with different sysfs p
>>>> aths
>>>>
>>>> /sys/devices/pci0000:00/0000:00:04.1/usb2/2-5/2-5:1.0/host9/target9:0:0/9:0:0:0/block/sdh/sdh1
>>>> and /sys/devices/pci0000:00/0000:00:02.1/usb1/1-5/1-5:1.
>>>> 0/host8/target8:0:0/8:0:0:0/block/sdg/sdg1
>>>> [    2.632754] myhost kernel: Switched to clocksource tsc
>>>> [   91.162986] myhost systemd[1]: Job dev-md0.device/start timed out.
>>>> [   91.163138] myhost systemd[1]: Timed out waiting for device
>>>> dev-md0.device.
>>>> [   91.163251] myhost systemd[1]: Dependency failed for Cryptography
>>>> Setup for
>>>> luks-md0.
>>>> [   91.163360] myhost systemd[1]: Dependency failed for
>>>> dev-mapper-luks\x2dmd0.device.
>>>> [   91.163474] myhost systemd[1]: Job dev-mapper-luks\x2dmd0.device/start
>>>> failed with result 'dependency'.
>>>> [   91.163586] myhost systemd[1]: Dependency failed for Encrypted
>>>> Volumes.
>>>> [   91.163694] myhost systemd[1]: Job cryptsetup.target/start failed with
>>>> result 'dependency'.
>>>> [   91.163801] myhost systemd[1]: Job
>>>> systemd-cryptsetup@luks\x2dmd0.service/start failed with result
>>>> 'dependency'.
>>>> [   91.163910] myhost systemd[1]: Job dev-md0.device/start failed with
>>>> result
>>>> 'timeout'.
>>>> [   91.164021] myhost systemd[1]: Reached target System Initialization.
>>>> [   91.164129] myhost systemd[1]: Starting System Initialization.
>>>> [   91.164236] myhost systemd[1]: Reached target Basic System.
>>>> [   91.164346] myhost systemd[1]: Starting Basic System.
>>>> [  185.740238] myhost dracut-initqueue[340]: Warning: Could not boot.
>>>> [  185.741266] myhost systemd[1]: Received SIGRTMIN+20 from PID 341
>>>> (plymouthd).
>>>> [  185.841257] myhost dracut-initqueue[340]: Warning:
>>>> /dev/VolGroup00/root does
>>>> not exist
>>>> [  185.841403] myhost systemd[1]: Starting Dracut Emergency Shell...
>>>> [  185.859366] myhost systemd[1]: Received SIGRTMIN+21 from PID 341
>>>> (plymouthd).
>>>>
>>>> dracut:/# cat "/run/initramfs/rdsosreport.txt"
>>>> + cat /lib/dracut/dracut-041-10.fc22.1
>>>> dracut-041-10.fc22.1
>>>> + cat /proc/cmdline
>>>> BOOT_IMAGE=/vmlinuz-4.0.4-301.fc22.x86_64 root=/dev/VolGroup00/root ro
>>>> quiet
>>>> console=ttyS0,115200n8 rd_NO_PLYMOUTH SYSFONT=latarcyrheb-sun16
>>>> LANG=en_US.UTF-
>>>> 8 KEYTABLE=de-latin1
>>>
>>>
>>> your kernel cmdline seems to be missing the raid configuration
>>>
>>> rd.md.uuid=56e9bde4-5cd1-630d-188c-22a54c1c8c37
>>> rd.md.uuid=eb295015-e20b-e133-15db-5c9130487300
>>> rd.md.uuid=51e8e983-8786-b868-dbc3-87357e1a9534
>>>
>>> ... whatever is needed to boot your system.
>>>
>>> # dracut --print-cmdline
>>>
>>> should tell you what kernel cmdline parameters are needed
>>
>>
>>
>> Thank you for the fast reply.
>>
>> # comment: 3 separate lines!!!!! (maybe a problem)
>> dracut --print-cmdline
>>  rd.luks.uuid=luks-0c66fc77-a8a0-49e6-b96c-55e886a91f09
>> rd.lvm.lv=VolGroup00/root
>>  rd.lvm.lv=VolGroup00/swap
>>  rd.md.uuid=51e8e983:8786b868:dbc38735:7e1a9534
>> rd.md.uuid=56e9bde4:5cd1630d:188c22a5:4c1c8c37
>> resume=/dev/mapper/VolGroup00-swap root=/dev/mapper/VolGroup00-root
>> rootflags=rw,relatime,data=ordered rootfstype=ext4
>>
>> dracut --force 4.0.4-301.fc22.x86_64
>>
>> Still no correct entry in /etc/grub2.cfg
> 
> I would be very surprised if dracut made any changes to grub.cfg. As I
> understand it, you either build host-specific dracut that will include
> this emulated command line or you have to add lines manually to your
> boot loader configuration.
> 
>> linux16 /vmlinuz-4.0.4-301.fc22.x86_64 root=/dev/VolGroup00/root ro quiet
>> console=ttyS0,115200n8 rd_NO_PLYMOUTH SYSFONT=latarcyrheb-sun16
>> LANG=en_US.UTF-8 KEYTABLE=de-latin1
>>
>> Looks like a bug to me.

You have to add the options manually to the grub conf and all in the same line.

dracut does not modify your grub configuration.