unable to handle kernel NULL pointer dereference at 00000134
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Expired
|
Medium
|
Unassigned |
Bug Description
Problem is found in dmesg output:
[ 11.660671] BUG: unable to handle kernel NULL pointer dereference at 00000134
[ 11.660688] IP: [<c17692b2>] mutex_lock+
[ 11.660706] *pdpt = 0000000033ee5001 *pde = 0000000000000000
[ 11.660714] Oops: 0002 [#1] SMP
[ 11.660723] Modules linked in: nfsd auth_rpcgss nfs_acl lockd parport_pc grace ppdev lp sunrpc parport autofs4 hid_generic hid_cherry pata_acpi usbhid hid psmouse gma500_gfx i2c_algo_bit r8169 drm_kms_helper drm sdhci_pci pata_sch sdhci mii video
[ 11.660772] CPU: 1 PID: 242 Comm: plymouthd Not tainted 4.2.0-35-generic #40-Ubuntu
[ 11.660779] Hardware name: CompuLab CM-iAM/
[ 11.660785] task: f5cf08c0 ti: f2364000 task.ti: f2364000
[ 11.660792] EIP: 0060:[<c17692b2>] EFLAGS: 00010286 CPU: 1
[ 11.660798] EIP is at mutex_lock+
[ 11.660804] EAX: 00000134 EBX: 00000134 ECX: 00000000 EDX: 80000000
[ 11.660810] ESI: 00000000 EDI: 00000000 EBP: f2365ea8 ESP: f2365ea4
[ 11.660815] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[ 11.660820] CR0: 80050033 CR2: 00000134 CR3: 31a1d540 CR4: 000006f0
[ 11.660824] Stack:
[ 11.660828] f19f93a0 f2365ec0 f8586171 f326dea0 f1ad7000 00000000 f1a0a400 f2365ec8
[ 11.660842] f858621f f2365edc f845ff47 f1a0a400 f1a0a400 f1a0a400 f2365eec f84b6019
[ 11.660856] f2365f04 c11b2de4 f2365f04 f856a78a f74d59d0 00000000 00000000 f1a0a400
[ 11.660869] Call Trace:
[ 11.660935] [<f8586171>] __drm_modeset_
[ 11.660986] [<f858621f>] drm_modeset_
[ 11.661018] [<f845ff47>] drm_fb_
[ 11.661048] [<f84b6019>] psb_driver_
[ 11.661060] [<c11b2de4>] ? kfree+0x134/0x140
[ 11.661110] [<f856a78a>] drm_lastclose+
[ 11.661159] [<f856ab3f>] drm_release+
[ 11.661170] [<c11cd0af>] __fput+0xcf/0x210
[ 11.661179] [<c11cd22d>] ____fput+0xd/0x10
[ 11.661189] [<c10869af>] task_work_
[ 11.661200] [<c1012035>] do_notify_
[ 11.661209] [<c176bbcb>] work_notifysig+
[ 11.661215] Code: 00 00 c3 8d b6 00 00 00 00 31 c0 5d c3 8d b6 00 00 00 00 8d bf 00 00 00 00 55 89 e5 53 3e 8d 74 26 00 89 c3 e8 60 ef ff ff 89 d8 <f0> ff 08 79 05 e8 74 07 00 00 64 a1 c8 c0 bf c1 89 43 10 5b 5d
[ 11.661311] EIP: [<c17692b2>] mutex_lock+
[ 11.661323] CR2: 0000000000000134
[ 11.661332] ---[ end trace 3bb80835d39a3e44 ]---
ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: linux-image-
ProcVersionSign
Uname: Linux 4.2.0-35-generic i686
ApportVersion: 2.19.1-0ubuntu5
Architecture: i386
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/hwC0D0', '/dev/snd/
Date: Fri Apr 8 08:21:26 2016
HibernationDevice: RESUME=
InstallationDate: Installed on 2013-07-09 (1003 days ago)
InstallationMedia: Lubuntu 13.04 "Raring Ringtail" - Release i386 (20130423.1)
MachineType: CompuLab CM-iAM/SBC-FITPC2i
ProcFB: 0 VESA VGA
ProcKernelCmdLine: BOOT_IMAGE=
RelatedPackageV
linux-
linux-
linux-firmware 1.149.3
RfKill:
0: phy0: Wireless LAN
Soft blocked: yes
Hard blocked: no
SourcePackage: linux
UpgradeStatus: Upgraded to wily on 2015-12-23 (106 days ago)
dmi.bios.date: 09/14/2010
dmi.bios.vendor: Phoenix Technologies LTD
dmi.bios.version: NAPA0001.
dmi.board.name: CM-iAM/SBC-FITPC2i
dmi.board.vendor: Intel Corporation
dmi.board.version: 1.x
dmi.chassis.
dmi.chassis.type: 1
dmi.chassis.vendor: OEM
dmi.chassis.
dmi.modalias: dmi:bvnPhoenixT
dmi.product.name: CM-iAM/SBC-FITPC2i
dmi.product.
dmi.sys.vendor: CompuLab
tags: |
added: kernel-bug-exists-upstream removed: apport-bug i386 wily |
tags: | added: xenial |
This change was made by a bot.