Public bug reported:
I have a USB drive that has two partitions. One is btrfs and the other
is UDF. The UDF filesystem shows as having negative disk space used when
I run df -h. I can provide additional information if needed. I have
provided the outputs of df -h and mount below:
$ df -h
Filesystem Size Used Avail Use% Mounted on
udev 7.8G 12K 7.8G 1% /dev
tmpfs 3.2G 1.1M 3.2G 1% /run
none 5.0M 0 5.0M 0% /run/lock
none 7.9G 4.1M 7.9G 1% /run/shm
/dev/sdc2 899M 56K 242M 1%
/media/09d23fe1-9346-4ffe-bcbf-0a31049d61e2
/dev/sdc1 29G -6.8G 36G - /media/disk
$ mount
/dev/sdc2 on /media/09d23fe1-9346-4ffe-bcbf-0a31049d61e2 type btrfs
(rw,nosuid,nodev,uhelper=udisks)
/dev/sdc1 on /media/disk type udf
(rw,nosuid,nodev,uid=1000,gid=1000,iocharset=utf8,umask=0077,uhelper=udisks)
ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: linux-image-3.5.0-36-generic 3.5.0-36.57~precise1
ProcVersionSignature: Ubuntu 3.5.0-36.57~precise1-generic 3.5.7.14
Uname: Linux 3.5.0-36-generic x86_64
NonfreeKernelModules: fglrx
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.25.
ApportVersion: 2.0.1-0ubuntu17.3
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC2: oakwhiz 2762 F.... pulseaudio
/dev/snd/controlC1: oakwhiz 2762 F.... pulseaudio
/dev/snd/controlC0: oakwhiz 2762 F.... pulseaudio
/dev/snd/pcmC0D0p: oakwhiz 2762 F...m pulseaudio
CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not
found.
Card0.Amixer.info:
Card hw:0 'PCH'/'HDA Intel PCH at 0xf7e10000 irq 50'
Mixer name : 'Realtek ALC892'
Components : 'HDA:10ec0892,1043841b,00100302'
Controls : 46
Simple ctrls : 21
Card1.Amixer.info:
Card hw:1 'HDMI'/'HDA ATI HDMI at 0xf7d60000 irq 51'
Mixer name : 'ATI R6xx HDMI'
Components : 'HDA:1002aa01,00aa0100,00100300'
Controls : 36
Simple ctrls : 6
Card2.Amixer.info:
Card hw:2 'CX23885'/'Conexant CX23885 at cx23885[0]'
Mixer name : ''
Components : ''
Controls : 0
Simple ctrls : 0
Card2.Amixer.values:
Date: Fri Jul 12 18:43:52 2013
EcryptfsInUse: Yes
HibernationDevice: RESUME=UUID=5d8a4945-0f02-4ee3-aed8-eabba0f69d36
InstallationMedia: Ubuntu 12.04.2 LTS "Precise Pangolin" - Release amd64
(20130213)
IwConfig:
eth0 no wireless extensions.
lo no wireless extensions.
MachineType: System manufacturer System Product Name
MarkForUpload: True
ProcFB: 0 VESA VGA
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.5.0-36-generic
root=UUID=cf08cbcc-af52-40f3-b9d3-01298709b562 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.5.0-36-generic N/A
linux-backports-modules-3.5.0-36-generic N/A
linux-firmware 1.79.4
RfKill:
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 02/01/2013
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1001
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: P8Z77-V LK
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: Rev X.0x
dmi.chassis.asset.tag: Asset-1234567890
dmi.chassis.type: 3
dmi.chassis.vendor: Chassis Manufacture
dmi.chassis.version: Chassis Version
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvr1001:bd02/01/2013:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnP8Z77-VLK:rvrRevX.0x:cvnChassisManufacture:ct3:cvrChassisVersion:
dmi.product.name: System Product Name
dmi.product.version: System Version
dmi.sys.vendor: System manufacturer
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug precise qa-kernel-lts-testing
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https://bugs.launchpad.net/bugs/1200817
Title:
UDF filesystem shows negative disk space used in df command
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