[Bug 557170] Re: BUG: unable to handle kernel NULL pointer dereference at (null)

[Kenneth Mokkelbost]

** Description changed:

  This seems to happen on a livecd (tried with netbook-image from April 6
  (Lucid)) when I try to log in with a user I created with "adduser
  --encrypt-home".
  
- Steps to recreate:
+ Steps to reproduce:
  1. Create livecd usb with usb creator
  2. Boot from usb
  3. Create new user with adduser --encrypt-home, for instance adduser --encrypt-home test
  4. Logout normal livecd user (ubuntu) and login with user test
  5. Login will fail and syslog reports kernel failure
  
  ProblemType: KernelOops
  DistroRelease: Ubuntu 10.04
  Package: linux-image-2.6.32-19-generic 2.6.32-19.28
  Regression: No
  Reproducible: No
  ProcVersionSignature: Ubuntu 2.6.32-19.28-generic 2.6.32.10+drm33.1
  Uname: Linux 2.6.32-19-generic i686
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.21.
  Annotation: Your system might become unstable now and might need to be restarted.
  AplayDevices:
-  **** List of PLAYBACK Hardware Devices ****
-  card 0: SB [HDA ATI SB], device 0: ALC662 rev1 Analog [ALC662 rev1 Analog]
-    Subdevices: 1/1
-    Subdevice #0: subdevice #0
+  **** List of PLAYBACK Hardware Devices ****
+  card 0: SB [HDA ATI SB], device 0: ALC662 rev1 Analog [ALC662 rev1 Analog]
+    Subdevices: 1/1
+    Subdevice #0: subdevice #0
  Architecture: i386
  ArecordDevices:
-  **** List of CAPTURE Hardware Devices ****
-  card 0: SB [HDA ATI SB], device 0: ALC662 rev1 Analog [ALC662 rev1 Analog]
-    Subdevices: 1/1
-    Subdevice #0: subdevice #0
+  **** List of CAPTURE Hardware Devices ****
+  card 0: SB [HDA ATI SB], device 0: ALC662 rev1 Analog [ALC662 rev1 Analog]
+    Subdevices: 1/1
+    Subdevice #0: subdevice #0
  AudioDevicesInUse:
-  USER        PID ACCESS COMMAND
-  /dev/snd/controlC0:  ubuntu     4016 F.... pulseaudio
+  USER        PID ACCESS COMMAND
+  /dev/snd/controlC0:  ubuntu     4016 F.... pulseaudio
  CRDA: Error: [Errno 2] No such file or directory
  Card0.Amixer.info:
-  Card hw:0 'SB'/'HDA ATI SB at 0xf0300000 irq 16'
-    Mixer name	: 'Realtek ALC662 rev1'
-    Components	: 'HDA:10ec0662,103c3047,00100101'
-    Controls      : 22
-    Simple ctrls  : 13
+  Card hw:0 'SB'/'HDA ATI SB at 0xf0300000 irq 16'
+    Mixer name	: 'Realtek ALC662 rev1'
+    Components	: 'HDA:10ec0662,103c3047,00100101'
+    Controls      : 22
+    Simple ctrls  : 13
  Date: Wed Apr  7 10:25:10 2010
  Failure: oops
  Frequency: I don't know.
  IwConfig:
-  lo        no wireless extensions.
-  
-  eth0      no wireless extensions.
+  lo        no wireless extensions.
+ 
+  eth0      no wireless extensions.
  LiveMediaBuild: Ubuntu-Netbook 10.04 "Lucid Lynx" - Beta i386 (20100406.1)
  MachineType: Hewlett-Packard HP Compaq 6005 Pro SFF PC
  ProcCmdLine: BOOT_IMAGE=/casper/vmlinuz noprompt cdrom-detect/try-usb=true persistent file=/cdrom/preseed/hostname-netbook.seed boot=casper initrd=/casper/initrd.lz quiet splash -- debian-installer/language=nb console-setup/layoutcode?=no
  RelatedPackageVersions: linux-firmware 1.33
  RfKill:
-  
+ 
  SourcePackage: linux
  Title: BUG: unable to handle kernel NULL pointer dereference at (null)
  dmi.bios.date: 08/25/2009
  dmi.bios.vendor: Hewlett-Packard
  dmi.bios.version: 786G6 v01.03
  dmi.board.asset.tag: CZC0056KVT
  dmi.board.name: 3047h
  dmi.board.vendor: Hewlett-Packard
  dmi.chassis.asset.tag: CZC0056KVT
  dmi.chassis.type: 4
  dmi.chassis.vendor: Hewlett-Packard
  dmi.modalias: dmi:bvnHewlett-Packard:bvr786G6v01.03:bd08/25/2009:svnHewlett-Packard:pnHPCompaq6005ProSFFPC:pvr:rvnHewlett-Packard:rn3047h:rvr:cvnHewlett-Packard:ct4:cvr:
  dmi.product.name: HP Compaq 6005 Pro SFF PC
  dmi.sys.vendor: Hewlett-Packard

-- 
BUG: unable to handle kernel NULL pointer dereference at (null)
https://bugs.launchpad.net/bugs/557170
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