[Bug 542729] [NEW] Buffer I/O error when my DVD reads any disk.

Sat Mar 20 14:42:39 UTC 2010

Public bug reported:

When I put a disc in my DVD, it read the disk with a couple of Buffer
I/O error, 100% CPU usage, and very ugly noices from the drive (like bad
disc).

andras at andras-desktop:~$ dmesg | grep sr0
[    1.329368] sr0: scsi3-mmc drive: 40x/40x writer dvd-ram cd/rw xa/form2 cdda tray
[    1.329425] sr 2:0:0:0: Attached scsi CD-ROM sr0
[   11.522187] sr 2:0:0:0: [sr0] Unhandled sense code
[   11.522191] sr 2:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[   11.522194] sr 2:0:0:0: [sr0] Sense Key : Medium Error [current] 
[   11.522200] sr 2:0:0:0: [sr0] Add. Sense: Unrecovered read error
[   11.522204] end_request: I/O error, dev sr0, sector 1382528
[   12.720791] sr 2:0:0:0: [sr0] Unhandled sense code
[   12.720796] sr 2:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[   12.720799] sr 2:0:0:0: [sr0] Sense Key : Medium Error [current] 
[   12.720805] sr 2:0:0:0: [sr0] Add. Sense: Unrecovered read error
[   12.720809] end_request: I/O error, dev sr0, sector 1382528
[   13.911162] sr 2:0:0:0: [sr0] Unhandled sense code
[   13.911165] sr 2:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[   13.911169] sr 2:0:0:0: [sr0] Sense Key : Medium Error [current] 
[   13.911174] sr 2:0:0:0: [sr0] Add. Sense: Unrecovered read error
[   13.911178] end_request: I/O error, dev sr0, sector 1382528
[   15.105882] sr 2:0:0:0: [sr0] Unhandled sense code
[   15.105885] sr 2:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[   15.105889] sr 2:0:0:0: [sr0] Sense Key : Medium Error [current] 
[   15.105894] sr 2:0:0:0: [sr0] Add. Sense: Unrecovered read error
[   15.105898] end_request: I/O error, dev sr0, sector 1382528
[   15.105904] Buffer I/O error on device sr0, logical block 172816
[   16.300681] sr 2:0:0:0: [sr0] Unhandled sense code
[   16.300683] sr 2:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[   16.300686] sr 2:0:0:0: [sr0] Sense Key : Medium Error [current] 
[   16.300690] sr 2:0:0:0: [sr0] Add. Sense: Unrecovered read error
[   16.300693] end_request: I/O error, dev sr0, sector 1382528
[   16.300696] Buffer I/O error on device sr0, logical block 172816
[   17.495522] sr 2:0:0:0: [sr0] Unhandled sense code
[   17.495525] sr 2:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[   17.495528] sr 2:0:0:0: [sr0] Sense Key : Medium Error [current] 
[   17.495532] sr 2:0:0:0: [sr0] Add. Sense: Unrecovered read error
[   17.495535] end_request: I/O error, dev sr0, sector 1382528
[   17.495538] Buffer I/O error on device sr0, logical block 172816
[   18.690173] sr 2:0:0:0: [sr0] Unhandled sense code
[   18.690176] sr 2:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[   18.690179] sr 2:0:0:0: [sr0] Sense Key : Medium Error [current] 
[   18.690184] sr 2:0:0:0: [sr0] Add. Sense: Unrecovered read error
[   18.690187] end_request: I/O error, dev sr0, sector 1382528
[   18.690190] Buffer I/O error on device sr0, logical block 172816
[   20.183562] sr 2:0:0:0: [sr0] Unhandled sense code
[   20.183564] sr 2:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[   20.183567] sr 2:0:0:0: [sr0] Sense Key : Medium Error [current] 
[   20.183573] sr 2:0:0:0: [sr0] Add. Sense: Unrecovered read error
[   20.183576] end_request: I/O error, dev sr0, sector 1382528
[   20.183581] Buffer I/O error on device sr0, logical block 172816
[   21.378339] sr 2:0:0:0: [sr0] Unhandled sense code
[   21.378341] sr 2:0:0:0: [sr0] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[   21.378344] sr 2:0:0:0: [sr0] Sense Key : Medium Error [current] 
[   21.378348] sr 2:0:0:0: [sr0] Add. Sense: Unrecovered read error
[   21.378351] end_request: I/O error, dev sr0, sector 1382528
[   21.378354] Buffer I/O error on device sr0, logical block 172816

ProblemType: Bug
Architecture: i386
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: NVidia [HDA NVidia], device 0: VT1708S Analog [VT1708S Analog]
   Subdevices: 2/2
   Subdevice #0: subdevice #0
   Subdevice #1: subdevice #1
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  andras     1980 F.... pulseaudio
CRDA: Error: [Errno 2] Nincs ilyen fájl vagy könyvtár
Card0.Amixer.info:
 Card hw:0 'NVidia'/'HDA NVidia at 0xfae78000 irq 21'
   Mixer name	: 'Nvidia MCP78 HDMI'
   Components	: 'HDA:11060397,1043836c,00100000 HDA:10de0002,10de0101,00100000'
   Controls      : 41
   Simple ctrls  : 22
Date: Sat Mar 20 15:28:03 2010
DistroRelease: Ubuntu 9.10
HibernationDevice: RESUME=UUID=d39fa87c-47a1-460f-a95e-9ed5ed202f84
InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release i386 (20091028.5)
IwConfig:
 lo        no wireless extensions.

 eth0      no wireless extensions.
LiveMediaBuild: Ubuntu 10.04 "Lucid Lynx" - Beta i386 (20100318)
MachineType: System manufacturer System Product Name
NonfreeKernelModules: nvidia
Package: linux-generic 2.6.31.20.33
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.31-20-generic root=UUID=65b03f31-0be2-4e68-911f-1a121f3b34a0 ro quiet splash
ProcEnviron:
 LANG=hu_HU.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-20.58-generic
RelatedPackageVersions:
 linux-backports-modules-2.6.31-20-generic N/A
 linux-firmware 1.26
RfKill:

SourcePackage: linux-meta
Uname: Linux 2.6.31-20-generic i686
dmi.bios.date: 01/06/2010
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1111
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: M4N78 PRO
dmi.board.vendor: ASUSTeK Computer INC.
dmi.board.version: Rev 1.xx
dmi.chassis.asset.tag: Asset-1234567890
dmi.chassis.type: 3
dmi.chassis.vendor: Chassis Manufacture
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1111:bd01/06/2010:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnM4N78PRO:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion:
dmi.product.name: System Product Name
dmi.product.version: System Version
dmi.sys.vendor: System manufacturer

** Affects: linux-meta (Ubuntu)
     Importance: Undecided
         Status: New

** Tags: apport-bug i386

-- 
Buffer I/O error when my DVD reads any disk.
https://bugs.launchpad.net/bugs/542729
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