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[Bug 1481177] [NEW] Kernel hard lock upon removing mounted SD card

 

Public bug reported:

I removed an SD card and my machine hard locked.
--- 
ApportVersion: 2.17.2-0ubuntu1.2
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC2:  kip        3703 F.... pulseaudio
 /dev/snd/controlC1:  kip        3703 F.... pulseaudio
 /dev/snd/controlC0:  kip        3703 F.... pulseaudio
CurrentDesktop: XFCE
DistroRelease: Ubuntu 15.04
EcryptfsInUse: Yes
HibernationDevice: RESUME=UUID=e11fa32e-264e-43a3-addb-712319157e80
InstallationDate: Installed on 2015-04-24 (102 days ago)
InstallationMedia: Xubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422.1)
MachineType: ASUS All Series
NonfreeKernelModules: wl
Package: linux (not installed)
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-26-generic root=UUID=c2a5401d-c2eb-48b6-a21b-5f60d92569ab ro quiet splash nomdmonddf nomdmonisw crashkernel=384M-2G:64M,2G-:512M vt.handoff=7
ProcVersionSignature: Ubuntu 3.19.0-26.27-generic 3.19.8-ckt4
RelatedPackageVersions:
 linux-restricted-modules-3.19.0-26-generic N/A
 linux-backports-modules-3.19.0-26-generic  N/A
 linux-firmware                             1.143.2
Tags:  vivid
UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
Uname: Linux 3.19.0-26-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm audio cdrom dip fuse lpadmin netdev plugdev sambashare sudo vboxusers
_MarkForUpload: True
dmi.bios.date: 07/11/2014
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1304
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: Z97-PRO(Wi-Fi ac)
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: Rev 1.xx
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: To Be Filled By O.E.M.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1304:bd07/11/2014:svnASUS:pnAllSeries:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnZ97-PRO(Wi-Fiac):rvrRev1.xx:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.name: All Series
dmi.product.version: System Version
dmi.sys.vendor: ASUS

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


** Tags: apport-collected vivid

** Tags added: apport-collected vivid

** Description changed:

  I removed an SD card and my machine hard locked.
+ --- 
+ ApportVersion: 2.17.2-0ubuntu1.2
+ Architecture: amd64
+ AudioDevicesInUse:
+  USER        PID ACCESS COMMAND
+  /dev/snd/controlC2:  kip        3703 F.... pulseaudio
+  /dev/snd/controlC1:  kip        3703 F.... pulseaudio
+  /dev/snd/controlC0:  kip        3703 F.... pulseaudio
+ CurrentDesktop: XFCE
+ DistroRelease: Ubuntu 15.04
+ EcryptfsInUse: Yes
+ HibernationDevice: RESUME=UUID=e11fa32e-264e-43a3-addb-712319157e80
+ InstallationDate: Installed on 2015-04-24 (102 days ago)
+ InstallationMedia: Xubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422.1)
+ MachineType: ASUS All Series
+ NonfreeKernelModules: wl
+ Package: linux (not installed)
+ ProcFB: 0 inteldrmfb
+ ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-26-generic root=UUID=c2a5401d-c2eb-48b6-a21b-5f60d92569ab ro quiet splash nomdmonddf nomdmonisw crashkernel=384M-2G:64M,2G-:512M vt.handoff=7
+ ProcVersionSignature: Ubuntu 3.19.0-26.27-generic 3.19.8-ckt4
+ RelatedPackageVersions:
+  linux-restricted-modules-3.19.0-26-generic N/A
+  linux-backports-modules-3.19.0-26-generic  N/A
+  linux-firmware                             1.143.2
+ Tags:  vivid
+ UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
+ Uname: Linux 3.19.0-26-generic x86_64
+ UpgradeStatus: No upgrade log present (probably fresh install)
+ UserGroups: adm audio cdrom dip fuse lpadmin netdev plugdev sambashare sudo vboxusers
+ _MarkForUpload: True
+ dmi.bios.date: 07/11/2014
+ dmi.bios.vendor: American Megatrends Inc.
+ dmi.bios.version: 1304
+ dmi.board.asset.tag: To be filled by O.E.M.
+ dmi.board.name: Z97-PRO(Wi-Fi ac)
+ dmi.board.vendor: ASUSTeK COMPUTER INC.
+ dmi.board.version: Rev 1.xx
+ dmi.chassis.asset.tag: To Be Filled By O.E.M.
+ dmi.chassis.type: 3
+ dmi.chassis.vendor: To Be Filled By O.E.M.
+ dmi.chassis.version: To Be Filled By O.E.M.
+ dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1304:bd07/11/2014:svnASUS:pnAllSeries:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnZ97-PRO(Wi-Fiac):rvrRev1.xx:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
+ dmi.product.name: All Series
+ dmi.product.version: System Version
+ dmi.sys.vendor: ASUS

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https://bugs.launchpad.net/bugs/1481177

Title:
  Kernel hard lock upon removing mounted SD card

Status in linux package in Ubuntu:
  New

Bug description:
  I removed an SD card and my machine hard locked.
  --- 
  ApportVersion: 2.17.2-0ubuntu1.2
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC2:  kip        3703 F.... pulseaudio
   /dev/snd/controlC1:  kip        3703 F.... pulseaudio
   /dev/snd/controlC0:  kip        3703 F.... pulseaudio
  CurrentDesktop: XFCE
  DistroRelease: Ubuntu 15.04
  EcryptfsInUse: Yes
  HibernationDevice: RESUME=UUID=e11fa32e-264e-43a3-addb-712319157e80
  InstallationDate: Installed on 2015-04-24 (102 days ago)
  InstallationMedia: Xubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422.1)
  MachineType: ASUS All Series
  NonfreeKernelModules: wl
  Package: linux (not installed)
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-26-generic root=UUID=c2a5401d-c2eb-48b6-a21b-5f60d92569ab ro quiet splash nomdmonddf nomdmonisw crashkernel=384M-2G:64M,2G-:512M vt.handoff=7
  ProcVersionSignature: Ubuntu 3.19.0-26.27-generic 3.19.8-ckt4
  RelatedPackageVersions:
   linux-restricted-modules-3.19.0-26-generic N/A
   linux-backports-modules-3.19.0-26-generic  N/A
   linux-firmware                             1.143.2
  Tags:  vivid
  UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
  Uname: Linux 3.19.0-26-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm audio cdrom dip fuse lpadmin netdev plugdev sambashare sudo vboxusers
  _MarkForUpload: True
  dmi.bios.date: 07/11/2014
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: 1304
  dmi.board.asset.tag: To be filled by O.E.M.
  dmi.board.name: Z97-PRO(Wi-Fi ac)
  dmi.board.vendor: ASUSTeK COMPUTER INC.
  dmi.board.version: Rev 1.xx
  dmi.chassis.asset.tag: To Be Filled By O.E.M.
  dmi.chassis.type: 3
  dmi.chassis.vendor: To Be Filled By O.E.M.
  dmi.chassis.version: To Be Filled By O.E.M.
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1304:bd07/11/2014:svnASUS:pnAllSeries:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnZ97-PRO(Wi-Fiac):rvrRev1.xx:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
  dmi.product.name: All Series
  dmi.product.version: System Version
  dmi.sys.vendor: ASUS

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