apport information
** Tags added: apport-collected
** Description changed:
linux-image-4.4.0-159-generic produces "BUG unable to handle kernel NULL
pointer dereference" with bcache module
the kernel never boots then.
blacklisting the bcache module resolves the problem.
For more strings please see attached image
Ubuntu 4.4.0-159.187-generic 4.4.185
+ ---
+ AlsaDevices:
+ total 0
+ crw-rw 1 root audio 116, 1 Aug 16 13:18 seq
+ crw-rw 1 root audio 116, 33 Aug 16 13:18 timer
+ AplayDevices: Error: [Errno 2] No such file or directory
+ ApportVersion: 2.20.1-0ubuntu2.19
+ Architecture: amd64
+ ArecordDevices: Error: [Errno 2] No such file or directory
+ AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
+ DistroRelease: Ubuntu 16.04
+ HibernationDevice: RESUME=UUID=ade296a6-5255-4839-9cee-fde7af090c42
+ InstallationDate: Installed on 2016-06-08 (1163 days ago)
+ InstallationMedia: Ubuntu-Server 16.04 LTS "Xenial Xerus" - Release amd64
(20160420.3)
+ IwConfig: Error: [Errno 2] No such file or directory
+ MachineType: HP ProLiant SE316M1
+ Package: linux (not installed)
+ PciMultimedia:
+
+ ProcFB: 0 radeondrmfb
+ ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-159-generic
root=UUID=051b7186-7bab-4cff-af27-325b58e7f8a7 ro ipv6.disable=1
modprobe.blacklist=bcache
+ ProcVersionSignature: Ubuntu 4.4.0-159.187-generic 4.4.185
+ RelatedPackageVersions:
+ linux-restricted-modules-4.4.0-159-generic N/A
+ linux-backports-modules-4.4.0-159-generic N/A
+ linux-firmware 1.157.22
+ RfKill: Error: [Errno 2] No such file or directory
+ Tags: xenial xenial
+ Uname: Linux 4.4.0-159-generic x86_64
+ UnreportableReason: The report belongs to a package that is not installed.
+ UpgradeStatus: No upgrade log present (probably fresh install)
+ UserGroups:
+
+ _MarkForUpload: False
+ dmi.bios.date: 07/02/2013
+ dmi.bios.vendor: HP
+ dmi.bios.version: R02
+ dmi.chassis.type: 23
+ dmi.chassis.vendor: HP
+ dmi.modalias:
dmi:bvnHP:bvrR02:bd07/02/2013:svnHP:pnProLiantSE316M1:pvr:cvnHP:ct23:cvr:
+ dmi.product.name: ProLiant SE316M1
+ dmi.sys.vendor: HP
** Attachment added: "CRDA.txt"
https://bugs.launchpad.net/bugs/1840438/+attachment/5282838/+files/CRDA.txt
--
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1840438
Title:
linux-image-4.4.0-159-generic BUG on bcache
Status in linux package in Ubuntu:
Confirmed
Bug description:
linux-image-4.4.0-159-generic produces "BUG unable to handle kernel NULL
pointer dereference" with bcache module
the kernel never boots then.
blacklisting the bcache module resolves the problem.
For more strings please see attached image
Ubuntu 4.4.0-159.187-generic 4.4.185
---
AlsaDevices:
total 0
crw-rw 1 root audio 116, 1 Aug 16 13:18 seq
crw-rw 1 root audio 116, 33 Aug 16 13:18 timer
AplayDevices: Error: [Errno 2] No such file or directory
ApportVersion: 2.20.1-0ubuntu2.19
Architecture: amd64
ArecordDevices: Error: [Errno 2] No such file or directory
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
DistroRelease: Ubuntu 16.04
HibernationDevice: RESUME=UUID=ade296a6-5255-4839-9cee-fde7af090c42
InstallationDate: Installed on 2016-06-08 (1163 days ago)
InstallationMedia: Ubuntu-Server 16.04 LTS "Xenial Xerus" - Release amd64
(20160420.3)
IwConfig: Error: [Errno 2] No such file or directory
MachineType: HP ProLiant SE316M1
Package: linux (not installed)
PciMultimedia:
ProcFB: 0 radeondrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-159-generic
root=UUID=051b7186-7bab-4cff-af27-325b58e7f8a7 ro ipv6.disable=1
modprobe.blacklist=bcache
ProcVersionSignature: Ubuntu 4.4.0-159.187-generic 4.4.185
RelatedPackageVersions:
linux-restricted-modules-4.4.0-159-generic N/A
linux-backports-modules-4.4.0-159-generic N/A
linux-firmware 1.157.22
RfKill: Error: [Errno 2] No such file or directory
Tags: xenial xenial
Uname: Linux 4.4.0-159-generic x86_64
UnreportableReason: The report belongs to a package that is not installed.
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:
_MarkForUpload: False
dmi.bios.date: 07/02/2013
dmi.bios.vendor: HP
dmi.bios.version: R02
dmi.chassis.type: 23
dmi.chassis.vendor: HP
dmi.modalias:
dmi:bvnHP:bvrR02:bd07/02/2013:svnHP:pnProLiantSE316M1:pvr:cvnHP:ct23:cvr:
dmi.product.name: ProLiant SE316M1
dmi.sys.vendor: HP
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