Public bug reported:
After a box is configured as an ipv6 router and
net.ipv6.conf.enp1s0.accept_ra=2 is set the kernel panics when it tries
to forward packets. The crash occurs after a few packets go through.
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-image-4.4.0-38-generic 4.4.0-38.57
ProcVersionSignature: Ubuntu 4.4.0-38.57-generic 4.4.19
Uname: Linux 4.4.0-38-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version k4.4.0-38-generic.
AplayDevices: Error: [Errno 2] No such file or directory: 'aplay'
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord'
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path',
'/dev/snd/hwC0D3', '/dev/snd/pcmC0D2c', '/dev/snd/pcmC0D2p',
'/dev/snd/pcmC0D1p', '/dev/snd/pcmC0D0c', '/dev/snd/pcmC0D0p',
'/dev/snd/controlC0', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
Card0.Amixer.info: Error: [Errno 2] No such file or directory: 'amixer'
Card0.Amixer.values: Error: [Errno 2] No such file or directory: 'amixer'
Date: Fri Sep 23 17:21:03 2016
HibernationDevice: RESUME=/dev/mapper/wormhole--vg-swap_1
InstallationDate: Installed on 2016-09-21 (2 days ago)
InstallationMedia: Ubuntu-Server 16.04.1 LTS "Xenial Xerus" - Release amd64
(20160719)
IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig'
MachineType: MSI MS-7599
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 XGI
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-38-generic
root=/dev/mapper/hostname--vg-root ro console=tty0 console=ttyS0,115200n8
RelatedPackageVersions:
linux-restricted-modules-4.4.0-38-generic N/A
linux-backports-modules-4.4.0-38-generic N/A
linux-firmware 1.157.3
RfKill: Error: [Errno 2] No such file or directory: 'rfkill'
SourcePackage: linux
StagingDrivers: xgifb
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 08/30/2013
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: V10.9
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: 870-G45 (MS-7599)
dmi.board.vendor: MSI
dmi.board.version: 2.0
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: MSI
dmi.chassis.version: 2.0
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvrV10.9:bd08/30/2013:svnMSI:pnMS-7599:pvr2.0:rvnMSI:rn870-G45(MS-7599):rvr2.0:cvnMSI:ct3:cvr2.0:
dmi.product.name: MS-7599
dmi.product.version: 2.0
dmi.sys.vendor: MSI
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Confirmed
** Tags: amd64 apport-bug staging xenial
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https://bugs.launchpad.net/bugs/1627217
Title:
ipv6 forwarding panic
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