WARNING: at /build/buildd/linux-3.0.0/net/sched/sch_generic.c:255 dev_watchdog+0x1e6/0x1f0()

From: Ralf Hildebrandt
Date: Tue Dec 13 2011 - 09:37:18 EST


>From dmesg:

[887648.909830] TCP: Peer 217.231.194.98:49156/993 unexpectedly shrunk window 3688313894:3688343052 (repaired)
[1108300.282636] ------------[ cut here ]------------
[1108300.284553] WARNING: at /build/buildd/linux-3.0.0/net/sched/sch_generic.c:255 dev_watchdog+0x1e6/0x1f0()
[1108300.284699] Hardware name: VMware Virtual Platform
[1108300.284736] NETDEV WATCHDOG: eth0 (vmxnet3): transmit queue 3 timed out
[1108300.284879] Modules linked in: xt_multiport iptable_filter ip_tables x_tables mptspi mptscsih mptbase vmw_balloon snd_pcsp
snd_pcm snd_timer snd serio_raw soundcore snd_page_alloc floppy vmw_pvscsi vmxnet3 [last unloaded: scsi_wait_scan]
[1108300.285619] Pid: 0, comm: kworker/0:1 Not tainted 3.0.0-13-virtual #22-Ubuntu
[1108300.285709] Call Trace:
[1108300.286407] [<c01503c2>] warn_slowpath_common+0x72/0xa0
[1108300.286486] [<c057e2a6>] ? dev_watchdog+0x1e6/0x1f0
[1108300.286494] [<c057e2a6>] ? dev_watchdog+0x1e6/0x1f0
[1108300.286501] [<c0150493>] warn_slowpath_fmt+0x33/0x40
[1108300.286507] [<c057e2a6>] dev_watchdog+0x1e6/0x1f0
[1108300.286619] [<c015d80f>] call_timer_fn+0x2f/0x110
[1108300.286626] [<c057e0c0>] ? qdisc_reset+0x40/0x40
[1108300.286632] [<c015ef0b>] run_timer_softirq+0xeb/0x210
[1108300.286638] [<c057e0c0>] ? qdisc_reset+0x40/0x40
[1108300.286645] [<c0156f10>] ? local_bh_enable_ip+0x90/0x90
[1108300.286652] [<c0156f10>] ? local_bh_enable_ip+0x90/0x90
[1108300.286658] [<c0156f91>] __do_softirq+0x81/0x1a0
[1108300.286664] [<c0156f10>] ? local_bh_enable_ip+0x90/0x90
[1108300.286734] <IRQ> [<c01572d6>] ? irq_exit+0x76/0xa0
[1108300.286784] [<c06623e9>] ? smp_apic_timer_interrupt+0x59/0x88
[1108300.286797] [<c065b259>] ? apic_timer_interrupt+0x31/0x38
[1108300.286817] [<c012cd6a>] ? native_safe_halt+0xa/0x10
[1108300.286834] [<c0110d6c>] ? default_idle.part.5+0x3c/0xf0
[1108300.286841] [<c0110e3f>] ? default_idle+0x1f/0x40
[1108300.286846] [<c0108c7a>] ? cpu_idle+0x8a/0xc0
[1108300.286863] [<c064035f>] ? start_secondary+0xe8/0xed
[1108300.286987] ---[ end trace 1bbd614812e11d30 ]---
[1108300.287126] eth0: tx hang
[1108300.302499] eth0: resetting
[1108300.446979] eth0: intr type 3, mode 0, 9 vectors allocated
[1108300.537085] eth0: NIC Link is Up 10000 Mbps

--
Ralf Hildebrandt
GeschÃftsbereich IT | Abteilung Netzwerk
Charità - UniversitÃtsmedizin Berlin
Campus Benjamin Franklin
Hindenburgdamm 30 | D-12203 Berlin
Tel. +49 30 450 570 155 | Fax: +49 30 450 570 962
ralf.hildebrandt@xxxxxxxxxx | http://www.charite.de

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