skb_warn_bad_offload Crash
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Fix Released
|
Medium
|
Joseph Salisbury | ||
Xenial |
Fix Released
|
Medium
|
Joseph Salisbury |
Bug Description
We're setting up a new Dovecot server on Xenial. When we start the migration of emails, either the IMAP traffic or the NFS traffic immediately reproduces the crash below.
I bisected using the mainline kernels. Everything up to and including v4.5-rc7-wily fails, but v4.5-wily works.
[35439.677840] WARNING: CPU: 1 PID: 1209 at /build/
[35439.677843] virtio_net: caps=(0x0000080
[35439.677844] Modules linked in: nfsv3 nfs_acl nfs lockd grace fscache ppdev kvm_intel kvm irqbypass input_leds joydev serio_raw pvpanic parport_pc 8250_fintek par
v6 xt_hl ip6t_rt nf_conntrack_ipv6 nf_defrag_ipv6 ipt_REJECT nf_reject_ipv4 xt_comment xt_multiport xt_recent xt_limit ib_iser xt_tcpudp rdma_cm iw_cm xt_addrtype i
ipv4 nf_defrag_ipv4 iscsi_tcp xt_conntrack libiscsi_tcp libiscsi scsi_transport_
able_filter ip_tables x_tables sunrpc autofs4 cirrus ttm drm_kms_helper syscopyarea sysfillrect psmouse sysimgblt fb_sys_fops floppy drm pata_acpi
[35439.677893] CPU: 1 PID: 1209 Comm: kworker/1:1H Tainted: G W 4.4.0-12-generic #28-Ubuntu
[35439.677895] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011
[35439.677920] Workqueue: rpciod rpc_async_schedule [sunrpc]
[35439.677922] 0000000000000286 00000000989a4fbd ffff880038c13798 ffffffff813e1ec3
[35439.677924] ffff880038c137e0 ffffffff81d5f900 ffff880038c137d0 ffffffff8107fe12
[35439.677926] ffff8800382f2600 ffff880035cdb000 0000000000000002 ffff880038264aac
[35439.677928] Call Trace:
[35439.677934] [<ffffffff813e1
[35439.677938] [<ffffffff8107f
[35439.677940] [<ffffffff8107f
[35439.677943] [<ffffffff813e7
[35439.677946] [<ffffffff81711
[35439.677948] [<ffffffff81714
[35439.677950] [<ffffffff81714
[35439.677951] [<ffffffff81714
[35439.677956] [<ffffffff81739
[35439.677957] [<ffffffff81715
[35439.677959] [<ffffffff81715
[35439.677962] [<ffffffff8171e
[35439.677966] [<ffffffff81755
[35439.677968] [<ffffffff81756
[35439.677971] [<ffffffff81749
[35439.677973] [<ffffffff81756
[35439.677975] [<ffffffff81756
[35439.677977] [<ffffffff81756
[35439.677979] [<ffffffff81757
[35439.677981] [<ffffffff8177e
[35439.677983] [<ffffffff8177e
[35439.677985] [<ffffffff81780
[35439.677990] [<ffffffff816f6
[35439.677992] [<ffffffff816f6
[35439.678001] [<ffffffffc0131
[35439.678004] [<ffffffff8178d
[35439.678013] [<ffffffffc0131
[35439.678022] [<ffffffffc0131
[35439.678031] [<ffffffffc012f
[35439.678039] [<ffffffffc012b
[35439.678047] [<ffffffffc012b
[35439.678055] [<ffffffffc012b
[35439.678065] [<ffffffffc0136
[35439.678074] [<ffffffffc0136
[35439.678078] [<ffffffff81098
[35439.678080] [<ffffffff81099
[35439.678082] [<ffffffff81099
[35439.678084] [<ffffffff81099
[35439.678086] [<ffffffff8109f
[35439.678088] [<ffffffff8109f
[35439.678091] [<ffffffff8181c
[35439.678093] [<ffffffff8109f
[35439.678094] ---[ end trace f958a4523480bfd6 ]---
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-image-
ProcVersionSign
Uname: Linux 4.4.0-12-generic x86_64
AlsaDevices:
total 0
crw-rw---- 1 root audio 116, 1 Mar 16 06:04 seq
crw-rw---- 1 root audio 116, 33 Mar 16 06:04 timer
AplayDevices: Error: [Errno 2] No such file or directory: 'aplay'
ApportVersion: 2.20-0ubuntu3
Architecture: amd64
ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord'
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
Date: Wed Mar 16 06:04:42 2016
HibernationDevice: RESUME=
IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig'
Lsusb: Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
MachineType: QEMU Standard PC (i440FX + PIIX, 1996)
PciMultimedia:
ProcEnviron:
TERM=xterm
PATH=(custom, no user)
XDG_RUNTIME_
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 cirrusdrmfb
ProcKernelCmdLine: BOOT_IMAGE=
RelatedPackageV
linux-
linux-
linux-firmware 1.156
RfKill: Error: [Errno 2] No such file or directory: 'rfkill'
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 01/01/2011
dmi.bios.vendor: Bochs
dmi.bios.version: Bochs
dmi.chassis.type: 1
dmi.chassis.vendor: Bochs
dmi.modalias: dmi:bvnBochs:
dmi.product.name: Standard PC (i440FX + PIIX, 1996)
dmi.product.
dmi.sys.vendor: QEMU
Related branches
Changed in linux (Ubuntu Xenial): | |
assignee: | nobody → Joseph Salisbury (jsalisbury) |
status: | Confirmed → In Progress |
Changed in linux (Ubuntu Xenial): | |
importance: | Undecided → Medium |
tags: | added: performing-bisect |
This change was made by a bot.