Xen blkfront i/o errors prevent boot in domU
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
Linux |
Invalid
|
Undecided
|
Unassigned | ||
linux (Ubuntu) |
Invalid
|
Undecided
|
Unassigned |
Bug Description
When booting a Xen PV domU on 3.0.0-8-generic-pae (latest in oneiric) my root filesystem falls over immediately after boot:
[ 5.685992] blkfront: barrier: empty write xvdb op failed
[ 5.685998] blkfront: xvdb: barrier or flush: disabled
[ 5.701669] end_request: I/O error, dev xvdb, sector 4456912
[ 5.701688] end_request: I/O error, dev xvdb, sector 4456912
[ 5.701728] Aborting journal on device xvdb-8.
[ 5.720625] journal commit I/O error
[ 5.724119] EXT4-fs error (device xvdb): ext4_journal_
[ 5.724142] EXT4-fs (xvdb): Remounting filesystem read-only
I do not get the same errors when booting 2.6.38-
Complete dmesg attached.
---
AcpiTables:
AlsaDevices:
total 0
crw-rw---- 1 root audio 116, 1 2011-08-19 20:43 seq
crw-rw---- 1 root audio 116, 33 2011-08-19 20:43 timer
AplayDevices: Error: [Errno 2] No such file or directory
Architecture: i386
ArecordDevices: Error: [Errno 2] No such file or directory
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
CRDA: Error: [Errno 2] No such file or directory
DistroRelease: Ubuntu 11.10
IwConfig: Error: [Errno 2] No such file or directory
Lspci: Error: [Errno 2] No such file or directory
Lsusb: Error: [Errno 2] No such file or directory
Package: linux (not installed)
PciMultimedia:
ProcEnviron:
LANG=en_GB.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: root=UUID=
ProcVersionSign
RelatedPackageV
linux-
linux-
linux-firmware 1.59
RfKill: Error: [Errno 2] No such file or directory
Tags: oneiric
Uname: Linux 3.0.0-8-generic-pae i686
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:
summary: |
- Xen blkfront i/o errors + Xen blkfront i/o errors prevent boot in domU |
Changed in linux (Ubuntu): | |
status: | Confirmed → Triaged |
This bug is missing log files that will aid in diagnosing the problem. From a terminal window please run:
apport-collect 824089
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the Ubuntu Kernel Team.