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** Changed in: linux (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1614953
Title:
hw csum failure when IPv6 interfaces configured in
netdev_rx_csum_fault+0x38/0x40
Status in linux package in Ubuntu:
Confirmed
Bug description:
Since I started using IPv6 I noticed the following kernel error:
Thu Aug 18 15:05:01 2016] <unknown>: hw csum failure
[Thu Aug 18 15:05:01 2016] CPU: 5 PID: 11086 Comm: Chrome_IOThread Tainted: P
OE 4.4.0-34-generic #53-Ubuntu
[Thu Aug 18 15:05:01 2016] Hardware name: Gigabyte Technology Co., Ltd. To be
filled by O.E.M./Z77-D3H, BIOS F22 11/14/2013
[Thu Aug 18 15:05:01 2016] 0000000000000286 00000000c05989f2
ffff8807573dfcd0 ffffffff813f11b3
[Thu Aug 18 15:05:01 2016] 0000000000000000 0000000000000008
ffff8807573dfce8 ffffffff8171f6e8
[Thu Aug 18 15:05:01 2016] 0000000000000074 ffff8807573dfd30
ffffffff8171639b 00000000fe091360
[Thu Aug 18 15:05:01 2016] Call Trace:
[Thu Aug 18 15:05:01 2016] [<ffffffff813f11b3>] dump_stack+0x63/0x90
[Thu Aug 18 15:05:01 2016] [<ffffffff8171f6e8>]
netdev_rx_csum_fault+0x38/0x40
[Thu Aug 18 15:05:01 2016] [<ffffffff8171639b>]
skb_copy_and_csum_datagram_msg+0xeb/0x100
[Thu Aug 18 15:05:01 2016] [<ffffffff817ec0b3>] udpv6_recvmsg+0x233/0x670
[Thu Aug 18 15:05:01 2016] [<ffffffff8179dc4e>] inet_recvmsg+0x7e/0xb0
[Thu Aug 18 15:05:01 2016] [<ffffffff817061fb>] sock_recvmsg+0x3b/0x50
[Thu Aug 18 15:05:01 2016] [<ffffffff81706451>] SYSC_recvfrom+0xe1/0x160
[Thu Aug 18 15:05:01 2016] [<ffffffff810ac0b0>] ? wake_up_q+0x70/0x70
[Thu Aug 18 15:05:01 2016] [<ffffffff8170785e>] SyS_recvfrom+0xe/0x10
[Thu Aug 18 15:05:01 2016] [<ffffffff8182def2>]
entry_SYSCALL_64_fastpath+0x16/0x71
It repeats periodically:
$ dmesg -T | grep 'hw csum failure' | wc -l
201
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-image-4.4.0-34-generic 4.4.0-34.53
ProcVersionSignature: Ubuntu 4.4.0-34.53-generic 4.4.15
Uname: Linux 4.4.0-34-generic x86_64
NonfreeKernelModules: zfs zunicode zcommon znvpair zavl nvidia_uvm
nvidia_modeset nvidia
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
CurrentDesktop: Unity
Date: Fri Aug 19 13:47:54 2016
HibernationDevice: RESUME=UUID=066c8903-7f5e-43d5-b48f-76d33c4558f2
InstallationDate: Installed on 2016-04-24 (116 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64
(20160420.1)
MachineType: Gigabyte Technology Co., Ltd. To be filled by O.E.M.
ProcFB: 0 EFI VGA
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-34-generic.efi.signed
root=/dev/mapper/rootpool-rootvol ro intel_iommu=on
RelatedPackageVersions:
linux-restricted-modules-4.4.0-34-generic N/A
linux-backports-modules-4.4.0-34-generic N/A
linux-firmware 1.157.3
RfKill:
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 11/14/2013
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: F22
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: Z77-D3H
dmi.board.vendor: Gigabyte Technology Co., Ltd.
dmi.board.version: x.x
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvrF22:bd11/14/2013:svnGigabyteTechnologyCo.,Ltd.:pnTobefilledbyO.E.M.:pvrTobefilledbyO.E.M.:rvnGigabyteTechnologyCo.,Ltd.:rnZ77-D3H:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.name: To be filled by O.E.M.
dmi.product.version: To be filled by O.E.M.
dmi.sys.vendor: Gigabyte Technology Co., Ltd.
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