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[Bug 1218487] [NEW] BUG: unable to handle kernel paging request at e000dfc0 on i386 saucy server installations

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Public bug reported:

The following error occurs in almost all the saucy server installations
with 512MB RAM on a kvm/libvirt VMs starting from 3.11.0-3-generic
onwards. occurs with 20130821 onwards. They don't appear to impact the
tests that are run afterwords though.

Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.962782] BUG: unable to handle kernel paging request at e000cf40
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.962911] IP: [<c104c07b>] kmap_atomic_prot+0x1b/0x100
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963056] *pdpt = 0000000001a56001 *pde = 0000000000000000
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963176] Oops: 0000 [#1] SMP
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963256] Modules linked in: cirrus ttm microcode(F) drm_kms_helper drm psmouse(F) serio_raw(F) virtio_balloon(F) syscopyarea(F) sysfillrect(F) sysimgblt(F) i2c_piix4 mac_hid lp(F) parport(F) floppy(F)
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963719] CPU: 0 PID: 671 Comm: apparmor_parser Tainted: GF            3.11.0-4-generic #9-Ubuntu
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963842] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2007
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963932] task: dd714060 ti: dd80c000 task.ti: dd80c000
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] EIP: 0060:[<c104c07b>] EFLAGS: 00010202 CPU: 0
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] EIP is at kmap_atomic_prot+0x1b/0x100
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] EAX: dd80c000 EBX: dd80de28 ECX: 80000000 EDX: 00000163
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] ESI: e000cf40 EDI: 00000010 EBP: dd80dde8 ESP: dd80ddd8
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] CR0: 80050033 CR2: e000cf40 CR3: 1d7bc000 CR4: 000006b0
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] Stack:
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  dd738000 dd80de28 00000ff0 00000010 dd80ddf0 c104c179 dd80de08 c12be7f0
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  00000000 00000000 db64d180 dfbfc000 dd80de10 c12be862 dd80de1c c12beff3
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  db672d80 dd80de4c c12bf6ee 000087c1 dd80d000 00000010 00000000 e000cf40
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] Call Trace:
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c104c179>] kmap_atomic+0x19/0x20
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12be7f0>] hash_walk_next+0x30/0x60
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12be862>] hash_walk_new_entry+0x42/0x50
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12beff3>] crypto_hash_walk_first_compat+0x33/0x40
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12bf6ee>] shash_compat_update+0x1e/0x50
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12b661e>] aa_calc_profile_hash+0x11e/0x160
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12ae90e>] aa_unpack+0x35e/0xb90
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12a8100>] ? profile_remove+0x50/0x50
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12ad4c3>] aa_replace_profiles+0x33/0x9d0
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c1146c88>] ? vmalloc+0x38/0x40
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12fb92c>] ? _copy_from_user+0x2c/0x40
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12a8100>] ? profile_remove+0x50/0x50
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12a8135>] profile_replace+0x35/0x50
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c11694ad>] vfs_write+0x9d/0x1b0
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c1169b59>] SyS_write+0x49/0x90
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c163d00d>] sysenter_do_call+0x12/0x28
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] Code: 0b eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 90 55 89 e5 57 56 53 83 ec 04 3e 8d 74 26 00 89 c6 89 e0 25 00 e0 ff ff 83 40 14 01 <8b> 06 c1 e8 1e 69 c0 40 03 00 00 05 40 92 95 c1 2b 80 0c 03 00
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] EIP: [<c104c07b>] kmap_atomic_prot+0x1b/0x100 SS:ESP 0068:dd80ddd8
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] CR2: 00000000e000cf40
Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] ---[ end trace f6fbef05fc478567 ]---

Steps to reproduce:
1. Install a saucy server VM on qemu-kvm with 512 MB RAM
2. Reboot

ProblemType: Bug
DistroRelease: Ubuntu 13.10
Package: linux-image-3.11.0-4-generic 3.11.0-4.9
ProcVersionSignature: Ubuntu 3.11.0-4.9-generic 3.11.0-rc7
Uname: Linux 3.11.0-4-generic i686
AlsaVersion: Advanced Linux Sound Architecture Driver Version k3.11.0-4-generic.
AplayDevices: Error: [Errno 2] No such file or directory: 'aplay'
ApportVersion: 2.12.1-0ubuntu2
Architecture: i386
ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord'
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/controlC0', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D0c', '/dev/snd/pcmC0D0p', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
CRDA: Error: [Errno 2] No such file or directory: 'iw'
Card0.Amixer.info: Error: [Errno 2] No such file or directory: 'amixer'
Card0.Amixer.values: Error: [Errno 2] No such file or directory: 'amixer'
CurrentDmesg:

Date: Thu Aug 29 17:11:28 2013
HibernationDevice: RESUME=UUID=b7fe413c-9a44-4711-abd8-1a5668f63fbc
InstallationDate: Installed on 2013-08-29 (0 days ago)
InstallationMedia: Ubuntu-Server 13.10 "Saucy Salamander" - Alpha i386 (20130829)
IwConfig:
 lo        no wireless extensions.

 eth0      no wireless extensions.
Lsusb: Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
MachineType: Bochs Bochs
MarkForUpload: True
ProcFB: 0 cirrusdrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.11.0-4-generic root=UUID=10dc23f7-0649-4ca9-a7ee-7b77bfaddead ro
RelatedPackageVersions:
 linux-restricted-modules-3.11.0-4-generic N/A
 linux-backports-modules-3.11.0-4-generic  N/A
 linux-firmware                            1.113
RfKill: Error: [Errno 2] No such file or directory: 'rfkill'
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 01/01/2011
dmi.bios.vendor: Bochs
dmi.bios.version: Bochs
dmi.chassis.type: 1
dmi.chassis.vendor: Bochs
dmi.modalias: dmi:bvnBochs:bvrBochs:bd01/01/2011:svnBochs:pnBochs:pvr:cvnBochs:ct1:cvr:
dmi.product.name: Bochs
dmi.sys.vendor: Bochs

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: Confirmed


** Tags: apport-bug i386 rls-s-incoming saucy

** Description changed:

  The following error occurs in almost all the saucy server installations
  with 512MB RAM on a kvm/libvirt VMs starting from 3.11.0-3-generic
- onwards. First came with 20130821 onwards. They don't appear to impact
- the tests that are run afterwords though.
+ onwards. occurs with 20130821 onwards. They don't appear to impact the
+ tests that are run afterwords though.
  
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.962782] BUG: unable to handle kernel paging request at e000cf40
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.962911] IP: [<c104c07b>] kmap_atomic_prot+0x1b/0x100
- Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963056] *pdpt = 0000000001a56001 *pde = 0000000000000000 
- Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963176] Oops: 0000 [#1] SMP 
+ Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963056] *pdpt = 0000000001a56001 *pde = 0000000000000000
+ Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963176] Oops: 0000 [#1] SMP
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963256] Modules linked in: cirrus ttm microcode(F) drm_kms_helper drm psmouse(F) serio_raw(F) virtio_balloon(F) syscopyarea(F) sysfillrect(F) sysimgblt(F) i2c_piix4 mac_hid lp(F) parport(F) floppy(F)
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963719] CPU: 0 PID: 671 Comm: apparmor_parser Tainted: GF            3.11.0-4-generic #9-Ubuntu
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963842] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2007
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963932] task: dd714060 ti: dd80c000 task.ti: dd80c000
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] EIP: 0060:[<c104c07b>] EFLAGS: 00010202 CPU: 0
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] EIP is at kmap_atomic_prot+0x1b/0x100
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] EAX: dd80c000 EBX: dd80de28 ECX: 80000000 EDX: 00000163
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] ESI: e000cf40 EDI: 00000010 EBP: dd80dde8 ESP: dd80ddd8
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] CR0: 80050033 CR2: e000cf40 CR3: 1d7bc000 CR4: 000006b0
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] Stack:
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  dd738000 dd80de28 00000ff0 00000010 dd80ddf0 c104c179 dd80de08 c12be7f0
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  00000000 00000000 db64d180 dfbfc000 dd80de10 c12be862 dd80de1c c12beff3
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  db672d80 dd80de4c c12bf6ee 000087c1 dd80d000 00000010 00000000 e000cf40
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] Call Trace:
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c104c179>] kmap_atomic+0x19/0x20
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12be7f0>] hash_walk_next+0x30/0x60
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12be862>] hash_walk_new_entry+0x42/0x50
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12beff3>] crypto_hash_walk_first_compat+0x33/0x40
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12bf6ee>] shash_compat_update+0x1e/0x50
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12b661e>] aa_calc_profile_hash+0x11e/0x160
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12ae90e>] aa_unpack+0x35e/0xb90
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12a8100>] ? profile_remove+0x50/0x50
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12ad4c3>] aa_replace_profiles+0x33/0x9d0
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c1146c88>] ? vmalloc+0x38/0x40
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12fb92c>] ? _copy_from_user+0x2c/0x40
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12a8100>] ? profile_remove+0x50/0x50
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12a8135>] profile_replace+0x35/0x50
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c11694ad>] vfs_write+0x9d/0x1b0
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c1169b59>] SyS_write+0x49/0x90
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c163d00d>] sysenter_do_call+0x12/0x28
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] Code: 0b eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 90 55 89 e5 57 56 53 83 ec 04 3e 8d 74 26 00 89 c6 89 e0 25 00 e0 ff ff 83 40 14 01 <8b> 06 c1 e8 1e 69 c0 40 03 00 00 05 40 92 95 c1 2b 80 0c 03 00
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] EIP: [<c104c07b>] kmap_atomic_prot+0x1b/0x100 SS:ESP 0068:dd80ddd8
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] CR2: 00000000e000cf40
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] ---[ end trace f6fbef05fc478567 ]---
  
  Steps to reproduce:
- 1. Install a saucy server VM on qemu-kvm with 512 MB RAM 
+ 1. Install a saucy server VM on qemu-kvm with 512 MB RAM
  2. Reboot
  
  ProblemType: Bug
  DistroRelease: Ubuntu 13.10
  Package: linux-image-3.11.0-4-generic 3.11.0-4.9
  ProcVersionSignature: Ubuntu 3.11.0-4.9-generic 3.11.0-rc7
  Uname: Linux 3.11.0-4-generic i686
  AlsaVersion: Advanced Linux Sound Architecture Driver Version k3.11.0-4-generic.
  AplayDevices: Error: [Errno 2] No such file or directory: 'aplay'
  ApportVersion: 2.12.1-0ubuntu2
  Architecture: i386
  ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord'
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/controlC0', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D0c', '/dev/snd/pcmC0D0p', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
  CRDA: Error: [Errno 2] No such file or directory: 'iw'
  Card0.Amixer.info: Error: [Errno 2] No such file or directory: 'amixer'
  Card0.Amixer.values: Error: [Errno 2] No such file or directory: 'amixer'
  CurrentDmesg:
-  
+ 
  Date: Thu Aug 29 17:11:28 2013
  HibernationDevice: RESUME=UUID=b7fe413c-9a44-4711-abd8-1a5668f63fbc
  InstallationDate: Installed on 2013-08-29 (0 days ago)
  InstallationMedia: Ubuntu-Server 13.10 "Saucy Salamander" - Alpha i386 (20130829)
  IwConfig:
-  lo        no wireless extensions.
-  
-  eth0      no wireless extensions.
+  lo        no wireless extensions.
+ 
+  eth0      no wireless extensions.
  Lsusb: Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: Bochs Bochs
  MarkForUpload: True
  ProcFB: 0 cirrusdrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.11.0-4-generic root=UUID=10dc23f7-0649-4ca9-a7ee-7b77bfaddead ro
  RelatedPackageVersions:
-  linux-restricted-modules-3.11.0-4-generic N/A
-  linux-backports-modules-3.11.0-4-generic  N/A
-  linux-firmware                            1.113
+  linux-restricted-modules-3.11.0-4-generic N/A
+  linux-backports-modules-3.11.0-4-generic  N/A
+  linux-firmware                            1.113
  RfKill: Error: [Errno 2] No such file or directory: 'rfkill'
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 01/01/2011
  dmi.bios.vendor: Bochs
  dmi.bios.version: Bochs
  dmi.chassis.type: 1
  dmi.chassis.vendor: Bochs
  dmi.modalias: dmi:bvnBochs:bvrBochs:bd01/01/2011:svnBochs:pnBochs:pvr:cvnBochs:ct1:cvr:
  dmi.product.name: Bochs
  dmi.sys.vendor: Bochs

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https://bugs.launchpad.net/bugs/1218487

Title:
  BUG: unable to handle kernel paging request at e000dfc0 on i386 saucy
  server installations

Status in “linux” package in Ubuntu:
  Confirmed

Bug description:
  The following error occurs in almost all the saucy server
  installations with 512MB RAM on a kvm/libvirt VMs starting from
  3.11.0-3-generic onwards. occurs with 20130821 onwards. They don't
  appear to impact the tests that are run afterwords though.

  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.962782] BUG: unable to handle kernel paging request at e000cf40
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.962911] IP: [<c104c07b>] kmap_atomic_prot+0x1b/0x100
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963056] *pdpt = 0000000001a56001 *pde = 0000000000000000
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963176] Oops: 0000 [#1] SMP
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963256] Modules linked in: cirrus ttm microcode(F) drm_kms_helper drm psmouse(F) serio_raw(F) virtio_balloon(F) syscopyarea(F) sysfillrect(F) sysimgblt(F) i2c_piix4 mac_hid lp(F) parport(F) floppy(F)
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963719] CPU: 0 PID: 671 Comm: apparmor_parser Tainted: GF            3.11.0-4-generic #9-Ubuntu
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963842] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2007
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.963932] task: dd714060 ti: dd80c000 task.ti: dd80c000
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] EIP: 0060:[<c104c07b>] EFLAGS: 00010202 CPU: 0
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] EIP is at kmap_atomic_prot+0x1b/0x100
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] EAX: dd80c000 EBX: dd80de28 ECX: 80000000 EDX: 00000163
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] ESI: e000cf40 EDI: 00000010 EBP: dd80dde8 ESP: dd80ddd8
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] CR0: 80050033 CR2: e000cf40 CR3: 1d7bc000 CR4: 000006b0
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] Stack:
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  dd738000 dd80de28 00000ff0 00000010 dd80ddf0 c104c179 dd80de08 c12be7f0
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  00000000 00000000 db64d180 dfbfc000 dd80de10 c12be862 dd80de1c c12beff3
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  db672d80 dd80de4c c12bf6ee 000087c1 dd80d000 00000010 00000000 e000cf40
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] Call Trace:
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c104c179>] kmap_atomic+0x19/0x20
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12be7f0>] hash_walk_next+0x30/0x60
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12be862>] hash_walk_new_entry+0x42/0x50
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12beff3>] crypto_hash_walk_first_compat+0x33/0x40
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12bf6ee>] shash_compat_update+0x1e/0x50
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12b661e>] aa_calc_profile_hash+0x11e/0x160
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12ae90e>] aa_unpack+0x35e/0xb90
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12a8100>] ? profile_remove+0x50/0x50
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12ad4c3>] aa_replace_profiles+0x33/0x9d0
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c1146c88>] ? vmalloc+0x38/0x40
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12fb92c>] ? _copy_from_user+0x2c/0x40
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12a8100>] ? profile_remove+0x50/0x50
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c12a8135>] profile_replace+0x35/0x50
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c11694ad>] vfs_write+0x9d/0x1b0
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c1169b59>] SyS_write+0x49/0x90
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022]  [<c163d00d>] sysenter_do_call+0x12/0x28
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] Code: 0b eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 90 55 89 e5 57 56 53 83 ec 04 3e 8d 74 26 00 89 c6 89 e0 25 00 e0 ff ff 83 40 14 01 <8b> 06 c1 e8 1e 69 c0 40 03 00 00 05 40 92 95 c1 2b 80 0c 03 00
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] EIP: [<c104c07b>] kmap_atomic_prot+0x1b/0x100 SS:ESP 0068:dd80ddd8
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] CR2: 00000000e000cf40
  Aug 29 07:52:10 utah-13683-saucy-server-i386 kernel: [    5.964022] ---[ end trace f6fbef05fc478567 ]---

  Steps to reproduce:
  1. Install a saucy server VM on qemu-kvm with 512 MB RAM
  2. Reboot

  ProblemType: Bug
  DistroRelease: Ubuntu 13.10
  Package: linux-image-3.11.0-4-generic 3.11.0-4.9
  ProcVersionSignature: Ubuntu 3.11.0-4.9-generic 3.11.0-rc7
  Uname: Linux 3.11.0-4-generic i686
  AlsaVersion: Advanced Linux Sound Architecture Driver Version k3.11.0-4-generic.
  AplayDevices: Error: [Errno 2] No such file or directory: 'aplay'
  ApportVersion: 2.12.1-0ubuntu2
  Architecture: i386
  ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord'
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/controlC0', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D0c', '/dev/snd/pcmC0D0p', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
  CRDA: Error: [Errno 2] No such file or directory: 'iw'
  Card0.Amixer.info: Error: [Errno 2] No such file or directory: 'amixer'
  Card0.Amixer.values: Error: [Errno 2] No such file or directory: 'amixer'
  CurrentDmesg:

  Date: Thu Aug 29 17:11:28 2013
  HibernationDevice: RESUME=UUID=b7fe413c-9a44-4711-abd8-1a5668f63fbc
  InstallationDate: Installed on 2013-08-29 (0 days ago)
  InstallationMedia: Ubuntu-Server 13.10 "Saucy Salamander" - Alpha i386 (20130829)
  IwConfig:
   lo        no wireless extensions.

   eth0      no wireless extensions.
  Lsusb: Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: Bochs Bochs
  MarkForUpload: True
  ProcFB: 0 cirrusdrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.11.0-4-generic root=UUID=10dc23f7-0649-4ca9-a7ee-7b77bfaddead ro
  RelatedPackageVersions:
   linux-restricted-modules-3.11.0-4-generic N/A
   linux-backports-modules-3.11.0-4-generic  N/A
   linux-firmware                            1.113
  RfKill: Error: [Errno 2] No such file or directory: 'rfkill'
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 01/01/2011
  dmi.bios.vendor: Bochs
  dmi.bios.version: Bochs
  dmi.chassis.type: 1
  dmi.chassis.vendor: Bochs
  dmi.modalias: dmi:bvnBochs:bvrBochs:bd01/01/2011:svnBochs:pnBochs:pvr:cvnBochs:ct1:cvr:
  dmi.product.name: Bochs
  dmi.sys.vendor: Bochs

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References

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