netdev - skge: transmit queue 0 timed out

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Date:	Sat, 10 Sep 2011 11:27:43 +0200
From:	Bart Van Assche <bvanassche@....org>
To:	netdev@...r.kernel.org
Subject: skge: transmit queue 0 timed out

Hello,

Anyone who can tell me whether I should worry about the kernel warning
shown below ? I've observed that warning for the first time with
3.1-rc5 and hadn't seen it yet with 3.1-rc4 or any older kernel.

------------[ cut here ]------------
WARNING: at net/sched/sch_generic.c:255 dev_watchdog+0x24f/0x260()
Hardware name: P5Q DELUXE
NETDEV WATCHDOG: eth0 (skge): transmit queue 0 timed out
Modules linked in: snd_pcm_oss snd_mixer_oss snd_seq snd_seq_device
af_packet rdma_ucm rdma_cm iw_cm ib_addr ib_ipoib ib_cm ib_sa
ib_uverbs ib_umad mlx4_ib ib_mad ib_core microcode
cpufreq_conservative cpufreq_userspaceq mperf dm_mod
snd_hda_codec_hdmi snd_hda_codec_analog snd_hda_intel snd_hda_codec
snd_hwdep snd_pcm snd_timer snd sr_mod mlx4_core sg cdrom soundcore
i2c_i801 snd_page_alloc i2c_core pcspkr button uhci_hcd ehci_hcd sxt3
mbcache jbd fan ata_generic ata_piix pata_marvell ahci libahci libata
scsi_mod thermal processor thermal_sys hwmon
Pid: 6260, comm: wish Not tainted 3.1.0-rc4-scst-debug+ #2
Call Trace:
 <IRQ>  [<ffffffff8104564f>] warn_slowpath_common+0x7f/0xc0
 [<ffffffff81045746>] warn_slowpath_fmt+0x46/0x50
 [<ffffffff813268df>] dev_watchdog+0x24f/0x260
 [<ffffffff8105602a>] run_timer_softirq+0x19a/0x3f0
 [<ffffffff81055f97>] ? run_timer_softirq+0x107/0x3f0
 [<ffffffff81326690>] ? pfifo_fast_init+0xa0/0xa0
 [<ffffffff8104cecd>] __do_softirq+0xcd/0x250
 [<ffffffff813e5cec>] call_softirq+0x1c/0x30
 [<ffffffff810043bd>] do_softirq+0x8d/0xc0
 [<ffffffff8104d36e>] irq_exit+0xae/0xe0
 [<ffffffff813e637e>] smp_apic_timer_interrupt+0x6e/0x99
 [<ffffffff813e4570>] apic_timer_interrupt+0x70/0x80
 <EOI>  [<ffffffff813dbe0a>] ? retint_swapgs+0xe/0x13
---[ end trace fbbed52d2a66b808 ]---

Bart.
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