When creating a swap device using zram I get Buffer I/O errors
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Confirmed
|
Medium
|
Unassigned |
Bug Description
I use zram as swap device, but get Buffer I/O errors when creating a swap device.
1. modprobe zram
2. echo 2097152000 > /sys/block/
3. mkswap /dev/zram0
tail /varlog/syslog
Aug 29 12:07:01 ubz10035sev kernel: [ 1044.003716] Buffer I/O error on device zram0, logical block 511999
Aug 29 12:07:01 ubz10035sev kernel: [ 1044.005792] Buffer I/O error on device zram0, logical block 511999
Aug 29 12:07:01 ubz10035sev kernel: [ 1044.007918] Buffer I/O error on device zram0, logical block 511999
Aug 29 12:07:01 ubz10035sev kernel: [ 1044.009930] Buffer I/O error on device zram0, logical block 511999
Aug 29 12:07:01 ubz10035sev kernel: [ 1044.011965] Buffer I/O error on device zram0, logical block 511999
Aug 29 12:07:01 ubz10035sev kernel: [ 1044.012917] Buffer I/O error on device zram0, logical block 511999
Aug 29 12:07:01 ubz10035sev kernel: [ 1044.013793] Buffer I/O error on device zram0, logical block 511999
Aug 29 12:07:01 ubz10035sev kernel: [ 1044.014680] Buffer I/O error on device zram0, logical block 511999
Aug 29 12:07:01 ubz10035sev kernel: [ 1044.015542] Buffer I/O error on device zram0, logical block 511999
Aug 29 12:07:01 ubz10035sev kernel: [ 1044.016395] Buffer I/O error on device zram0, logical block 511999
cat /proc/version_
Ubuntu 3.8.0-29.42-generic 3.8.13.
---
ApportVersion: 2.9.2-0ubuntu8.3
Architecture: amd64
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/
CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found.
CurrentDmesg: Error: command ['sh', '-c', 'dmesg | comm -13 --nocheck-order /var/log/dmesg -'] failed with exit code 1: comm: /var/log/dmesg: Permission denied
DistroRelease: Ubuntu 13.04
MachineType: Hewlett-Packard HP Compaq 8100 Elite CMT PC
MarkForUpload: True
Package: linux (not installed)
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: ro initrd=initrd.img nbdroot=
ProcVersionSign
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon.
RfKill:
Tags: raring
Uname: Linux 3.8.0-29-generic x86_64
UpgradeStatus: Upgraded to raring on 2013-07-09 (51 days ago)
UserGroups: admin sudo
WifiSyslog:
dmi.bios.date: 12/16/2009
dmi.bios.vendor: Hewlett-Packard
dmi.bios.version: 786H1 v01.02
dmi.board.
dmi.board.name: 304Bh
dmi.board.vendor: Hewlett-Packard
dmi.chassis.
dmi.chassis.type: 6
dmi.chassis.vendor: Hewlett-Packard
dmi.modalias: dmi:bvnHewlett-
dmi.product.name: HP Compaq 8100 Elite CMT PC
dmi.sys.vendor: Hewlett-Packard
description: | updated |
tags: | added: kernel-fixed-upstream |
This bug is missing log files that will aid in diagnosing the problem. From a terminal window please run:
apport-collect 1218278
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.