Kernel oops - BUG: unable to handle kernel NULL pointer dereference at 00000000000000e4
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Expired
|
Medium
|
Unassigned |
Bug Description
Regarding the dmesg from the crashdump:
[ 2210.842592] BUG: unable to handle kernel NULL pointer dereference at 00000000000000e4
[ 2210.842631] IP: [<ffffffff816fe
[ 2210.842659] PGD 0
[ 2210.842670] Oops: 0000 [#1] SMP
[ 2210.842687] Modules linked in: drbg ansi_cprng cdc_ether usbnet r8152 mii nvram rfcomm xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_
[ 2210.843039] snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer mei_me snd mei shpchp soundcore sbs sbshc acpi_als kfifo_buf apple_bl industrialio mac_hid spi_pxa2xx_platform facetimehd(OE) videobuf2_dma_sg videobuf2_memops videobuf2_v4l2 videobuf2_core v4l2_common videodev media parport_pc ppdev lp parport autofs4 hid_generic hid_apple usbhid hid uas usb_storage i915 i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ahci libahci drm fjes video
[ 2210.843180] CPU: 3 PID: 3991 Comm: Chrome_IOThread Tainted: G OE 4.4.0-22-generic #40-Ubuntu
[ 2210.843202] Hardware name: Apple Inc. MacBookPro12,
[ 2210.843226] task: ffff8802611de040 ti: ffff880263a44000 task.ti: ffff880263a44000
[ 2210.843243] RIP: 0010:[<
[ 2210.843264] RSP: 0018:ffff880263
[ 2210.843276] RAX: ffffffff81abcbe0 RBX: ffff88022dedf480 RCX: ffff88022c576918
[ 2210.843292] RDX: 0000000000000000 RSI: ffff880263a47db8 RDI: ffff880263c1cf00
[ 2210.843308] RBP: ffff880263a47d90 R08: 0000000000000000 R09: ffff880242c88c18
[ 2210.843324] R10: ffff880244293038 R11: ffff88025f54d8c0 R12: ffff880263a47db8
[ 2210.843340] R13: ffff880263c1cf00 R14: 0000000000000000 R15: 0000000000000000
[ 2210.843356] FS: 00007f4015e7370
[ 2210.843374] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2210.843388] CR2: 00000000000000e4 CR3: 00000000821fe000 CR4: 00000000003406e0
[ 2210.843404] Stack:
[ 2210.843409] ffff880263a47e18 0000000000000000 00001ed61c429c00 ffff880263a47ea0
[ 2210.843429] ffff880124d99d98 ffff880263a47df8 ffffffff81254a50 ffff8800821d98a0
[ 2210.843448] ffff880263a47f18 ffff8800821d9840 0000000000000000 0000000000000019
[ 2210.843467] Call Trace:
[ 2210.843476] [<ffffffff81254
[ 2210.843490] [<ffffffff81254
[ 2210.843505] [<ffffffff81255
[ 2210.843519] [<ffffffff81255
[ 2210.843532] [<ffffffff8120c
[ 2210.843545] [<ffffffff81256
[ 2210.843560] [<ffffffff81825
[ 2210.843574] Code: 00 00 00 00 00 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 45 31 ff 53 48 8b 9f d0 00 00 00 49 89 fd 49 89 f4 4c 8b 73 20 <41> 8b 96 e4 00 00 00 85 d2 0f 84 c2 00 00 00 41 8b 86 e0 00 00
[ 2210.843662] RIP [<ffffffff816fe
[ 2210.843679] RSP <ffff880263a47d68>
[ 2210.843687] CR2: 00000000000000e4
the problem occurs since yesterday.
probably related to http://
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-image-
ProcVersionSign
Uname: Linux 4.4.0-22-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/
/dev/snd/
Date: Tue Jun 7 09:38:44 2016
InstallationDate: Installed on 2016-03-01 (97 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
MachineType: Apple Inc. MacBookPro12,1
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon.
RelatedPackageV
linux-
linux-
linux-firmware 1.157
SourcePackage: linux
UpgradeStatus: Upgraded to xenial on 2016-04-06 (61 days ago)
dmi.bios.date: 09/28/2015
dmi.bios.vendor: Apple Inc.
dmi.bios.version: MBP121.
dmi.board.name: Mac-E43C1C25D48
dmi.board.vendor: Apple Inc.
dmi.board.version: MacBookPro12,1
dmi.chassis.type: 9
dmi.chassis.vendor: Apple Inc.
dmi.chassis.
dmi.modalias: dmi:bvnAppleInc
dmi.product.name: MacBookPro12,1
dmi.product.
dmi.sys.vendor: Apple Inc.
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