Public bug reported:
I've seen similar network hangs several times now, I'll try to verify
that they're the same basic cause and see if I can figure out what's
provoking them.
Mar 20 15:14:53 ubox kernel: [ 9632.136482] e1000 0000:00:03.0: eth0: Detected
Tx Unit Hang
Mar 20 15:14:53 ubox kernel: [ 9632.136483] Tx Queue <0>
Mar 20 15:14:53 ubox kernel: [ 9632.136484] TDH <79>
Mar 20 15:14:53 ubox kernel: [ 9632.136485] TDT <7b>
Mar 20 15:14:53 ubox kernel: [ 9632.136485] next_to_use <7b>
Mar 20 15:14:53 ubox kernel: [ 9632.136486] next_to_clean <79>
Mar 20 15:14:53 ubox kernel: [ 9632.136487] buffer_info[next_to_clean]
Mar 20 15:14:53 ubox kernel: [ 9632.136487] time_stamp <1002396f9>
Mar 20 15:14:53 ubox kernel: [ 9632.136488] next_to_watch <7a>
Mar 20 15:14:53 ubox kernel: [ 9632.136488] jiffies <10023996a>
Mar 20 15:14:53 ubox kernel: [ 9632.136489] next_to_watch.status <0>
Mar 20 15:14:55 ubox kernel: [ 9634.140485] e1000 0000:00:03.0: eth0: Detected
Tx Unit Hang
Mar 20 15:14:55 ubox kernel: [ 9634.140487] Tx Queue <0>
Mar 20 15:14:55 ubox kernel: [ 9634.140487] TDH <79>
Mar 20 15:14:55 ubox kernel: [ 9634.140488] TDT <7b>
Mar 20 15:14:55 ubox kernel: [ 9634.140489] next_to_use <7b>
Mar 20 15:14:55 ubox kernel: [ 9634.140489] next_to_clean <79>
Mar 20 15:14:55 ubox kernel: [ 9634.140490] buffer_info[next_to_clean]
Mar 20 15:14:55 ubox kernel: [ 9634.140490] time_stamp <1002396f9>
Mar 20 15:14:55 ubox kernel: [ 9634.140491] next_to_watch <7a>
Mar 20 15:14:55 ubox kernel: [ 9634.140492] jiffies <100239b5f>
Mar 20 15:14:55 ubox kernel: [ 9634.140492] next_to_watch.status <0>
Mar 20 15:14:56 ubox kernel: [ 9634.832830] ------------[ cut here ]------------
Mar 20 15:14:56 ubox kernel: [ 9634.832839] WARNING: at
/build/buildd/linux-3.2.0/net/sched/sch_generic.c:255 dev_watchdog+0x25a/0x270()
Mar 20 15:14:56 ubox kernel: [ 9634.832841] Hardware name: VirtualBox
Mar 20 15:14:56 ubox kernel: [ 9634.832842] NETDEV WATCHDOG: eth0 (e1000):
transmit queue 0 timed out
Mar 20 15:14:56 ubox kernel: [ 9634.832844] Modules linked in: isofs
vboxvideo(O) drm vesafb vboxsf(O) ppdev snd_intel8x0 snd_ac97_codec ac97_bus
snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event rfcomm joydev psmouse
serio_raw snd_seq snd_timer snd_seq_device bnep parport_pc bluetooth snd
mac_hid vboxguest(O) binfmt_misc soundcore snd_page_alloc i2c_piix4 lp parport
usbhid hid e1000
Mar 20 15:14:56 ubox kernel: [ 9634.832867] Pid: 0, comm: swapper/0 Tainted: G
O 3.2.0-19-generic #30-Ubuntu
Mar 20 15:14:56 ubox kernel: [ 9634.832869] Call Trace:
Mar 20 15:14:56 ubox kernel: [ 9634.832870] <IRQ> [<ffffffff8106724f>]
warn_slowpath_common+0x7f/0xc0
Mar 20 15:14:56 ubox kernel: [ 9634.832877] [<ffffffff81067346>]
warn_slowpath_fmt+0x46/0x50
Mar 20 15:14:56 ubox kernel: [ 9634.832881] [<ffffffff8155ceda>]
dev_watchdog+0x25a/0x270
Mar 20 15:14:56 ubox kernel: [ 9634.832884] [<ffffffff81082f90>] ?
__queue_work+0x320/0x320
Mar 20 15:14:56 ubox kernel: [ 9634.832886] [<ffffffff8155cc80>] ?
qdisc_reset+0x50/0x50
Mar 20 15:14:56 ubox kernel: [ 9634.832889] [<ffffffff8155cc80>] ?
qdisc_reset+0x50/0x50
Mar 20 15:14:56 ubox kernel: [ 9634.832892] [<ffffffff81076186>]
call_timer_fn+0x46/0x160
Mar 20 15:14:56 ubox kernel: [ 9634.832894] [<ffffffff8155cc80>] ?
qdisc_reset+0x50/0x50
Mar 20 15:14:56 ubox kernel: [ 9634.832896] [<ffffffff81077ad2>]
run_timer_softirq+0x132/0x2a0
Mar 20 15:14:56 ubox kernel: [ 9634.832899] [<ffffffff81095025>] ?
ktime_get+0x65/0xe0
Mar 20 15:14:56 ubox kernel: [ 9634.832902] [<ffffffff8106ea38>]
__do_softirq+0xa8/0x210
Mar 20 15:14:56 ubox kernel: [ 9634.832904] [<ffffffff8109bfb4>] ?
tick_program_event+0x24/0x30
Mar 20 15:14:56 ubox kernel: [ 9634.832908] [<ffffffff81665aec>]
call_softirq+0x1c/0x30
Mar 20 15:14:56 ubox kernel: [ 9634.832910] [<ffffffff81015305>]
do_softirq+0x65/0xa0
Mar 20 15:14:56 ubox kernel: [ 9634.832913] [<ffffffff8106ee1e>]
irq_exit+0x8e/0xb0
Mar 20 15:14:56 ubox kernel: [ 9634.832915] [<ffffffff8166648e>]
smp_apic_timer_interrupt+0x6e/0x99
Mar 20 15:14:56 ubox kernel: [ 9634.832918] [<ffffffff8166435e>]
apic_timer_interrupt+0x6e/0x80
Mar 20 15:14:56 ubox kernel: [ 9634.832919] <EOI> [<ffffffff8105611d>] ?
set_next_entity+0xad/0xd0
Mar 20 15:14:56 ubox kernel: [ 9634.832924] [<ffffffff8103ce4b>] ?
native_safe_halt+0xb/0x10
Mar 20 15:14:56 ubox kernel: [ 9634.832930] [<ffffffff8101b993>]
default_idle+0x53/0x1d0
Mar 20 15:14:56 ubox kernel: [ 9634.832932] [<ffffffff8101bb6d>]
amd_e400_idle+0x5d/0x120
Mar 20 15:14:56 ubox kernel: [ 9634.832934] [<ffffffff81012236>]
cpu_idle+0xd6/0x120
Mar 20 15:14:56 ubox kernel: [ 9634.832937] [<ffffffff816221ee>]
rest_init+0x72/0x74
Mar 20 15:14:56 ubox kernel: [ 9634.832940] [<ffffffff81cfcc0d>]
start_kernel+0x3ba/0x3c7
Mar 20 15:14:56 ubox kernel: [ 9634.832943] [<ffffffff81cfc388>]
x86_64_start_reservations+0x132/0x136
Mar 20 15:14:56 ubox kernel: [ 9634.832946] [<ffffffff81cfc140>] ?
early_idt_handlers+0x140/0x140
Mar 20 15:14:56 ubox kernel: [ 9634.832948] [<ffffffff81cfc459>]
x86_64_start_kernel+0xcd/0xdc
Mar 20 15:14:56 ubox kernel: [ 9634.832950] ---[ end trace 661833ed21a3f32e ]---
ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: linux-image-3.2.0-19-generic 3.2.0-19.30
ProcVersionSignature: Ubuntu 3.2.0-19.30-generic 3.2.11
Uname: Linux 3.2.0-19-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
AplayDevices:
**** List of PLAYBACK Hardware Devices ****
card 0: I82801AAICH [Intel 82801AA-ICH], device 0: Intel ICH [Intel
82801AA-ICH]
Subdevices: 1/1
Subdevice #0: subdevice #0
ApportVersion: 1.94.1-0ubuntu2
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: dlawson 1713 F.... pulseaudio
CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not
found.
Card0.Amixer.info:
Card hw:0 'I82801AAICH'/'Intel 82801AA-ICH with STAC9700,83,84 at irq 21'
Mixer name : 'SigmaTel STAC9700,83,84'
Components : 'AC97a:83847600'
Controls : 34
Simple ctrls : 24
CurrentDmesg:
Date: Tue Mar 20 15:38:46 2012
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
IwConfig:
lo no wireless extensions.
eth0 no wireless extensions.
Lsusb:
Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 002: ID 80ee:0021 VirtualBox USB Tablet
MachineType: innotek GmbH VirtualBox
ProcEnviron:
TERM=xterm
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 VESA VGA
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-19-generic
root=UUID=e9fc079d-1344-41af-9e74-b855a61d3def ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.2.0-19-generic N/A
linux-backports-modules-3.2.0-19-generic N/A
linux-firmware 1.71
RfKill:
SourcePackage: linux
UpgradeStatus: Upgraded to precise on 2012-03-12 (8 days ago)
dmi.bios.date: 12/01/2006
dmi.bios.vendor: innotek GmbH
dmi.bios.version: VirtualBox
dmi.modalias:
dmi:bvninnotekGmbH:bvrVirtualBox:bd12/01/2006:svninnotekGmbH:pnVirtualBox:pvr1.2:
dmi.product.name: VirtualBox
dmi.product.version: 1.2
dmi.sys.vendor: innotek GmbH
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug precise
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https://bugs.launchpad.net/bugs/960554
Title:
VirtualBox virtual e1000 hangs intermittently
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