[Bug 76489] Re: network device, module r8169, fails with NETDEV WATCHDOG: eth0: transmit timed out

[Nicolas Picard]

*** This bug is a duplicate of bug 347711 ***
    https://bugs.launchpad.net/bugs/347711

I'm running 2.6.28.15 kernel on my D945GCLF2 (realtek 8111c , using r8169). I Just got that:
I experimenting random connection drop when transmitting data (heavy load 1Gbits) to an other pc thru Samba share.

Aug  6 21:18:25 atomic kernel: [  979.976044] WARNING: at /build/buildd/linux-2.6.28/net/sched/sch_generic.c:226 dev_watchdog+0x219/0x230()
Aug  6 21:18:25 atomic kernel: [  979.976050] NETDEV WATCHDOG: eth0 (r8169): transmit timed out
Aug  6 21:18:25 atomic kernel: [  979.976054] Modules linked in: binfmt_misc video output input_polldev lp snd_hda_intel snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_
oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device nvidia(P) iTCO_wdt agpgart ppdev iTCO_vendor_support parport_pc lirc_mceusb2 pcspkr psmouse seri
o_raw snd shpchp lirc_dev parport soundcore snd_page_alloc r8169 mii fbcon tileblit font bitblit softcursor
Aug  6 21:18:25 atomic kernel: [  979.976118] Pid: 0, comm: swapper Tainted: P           2.6.28-15-generic #48-Ubuntu
Aug  6 21:18:25 atomic kernel: [  979.976123] Call Trace:
Aug  6 21:18:25 atomic kernel: [  979.976133]  [<c0139ba0>] warn_slowpath+0x60/0x80
Aug  6 21:18:25 atomic kernel: [  979.976142]  [<c012c71c>] ? enqueue_entity+0x13c/0x360
Aug  6 21:18:25 atomic kernel: [  979.976149]  [<c0132211>] ? enqueue_task_fair+0x31/0x70
Aug  6 21:18:25 atomic kernel: [  979.976156]  [<c01287c7>] ? enqueue_task+0x57/0x70
Aug  6 21:18:25 atomic kernel: [  979.976162]  [<c0133c54>] ? try_to_wake_up+0x104/0x290
Aug  6 21:18:25 atomic kernel: [  979.976169]  [<c02cb9fd>] ? strlcpy+0x1d/0x60
Aug  6 21:18:25 atomic kernel: [  979.976177]  [<c042e262>] ? netdev_drivername+0x32/0x40
Aug  6 21:18:25 atomic kernel: [  979.976183]  [<c0442e39>] dev_watchdog+0x219/0x230
Aug  6 21:18:25 atomic kernel: [  979.976191]  [<c01439dd>] ? cascade+0x5d/0x80
Aug  6 21:18:25 atomic kernel: [  979.976197]  [<c0143bf0>] run_timer_softirq+0x130/0x200
Aug  6 21:18:25 atomic kernel: [  979.976203]  [<c0442c20>] ? dev_watchdog+0x0/0x230
Aug  6 21:18:25 atomic kernel: [  979.976209]  [<c0442c20>] ? dev_watchdog+0x0/0x230
Aug  6 21:18:25 atomic kernel: [  979.976217]  [<c013f297>] __do_softirq+0x97/0x170
Aug  6 21:18:25 atomic kernel: [  979.976224]  [<c0152de6>] ? hrtimer_interrupt+0x186/0x1b0
Aug  6 21:18:25 atomic kernel: [  979.976231]  [<c013f3cd>] do_softirq+0x5d/0x60
Aug  6 21:18:25 atomic kernel: [  979.976237]  [<c013f545>] irq_exit+0x55/0x90
Aug  6 21:18:25 atomic kernel: [  979.976244]  [<c011a07b>] smp_apic_timer_interrupt+0x5b/0x90
Aug  6 21:18:25 atomic kernel: [  979.976252]  [<c0105318>] apic_timer_interrupt+0x28/0x30
Aug  6 21:18:25 atomic kernel: [  979.976258]  [<c010b012>] ? mwait_idle+0x42/0x50
Aug  6 21:18:25 atomic kernel: [  979.976264]  [<c010285d>] cpu_idle+0x6d/0xd0
Aug  6 21:18:25 atomic kernel: [  979.976272]  [<c04fbbfe>] start_secondary+0xbe/0xf0
Aug  6 21:18:25 atomic kernel: [  979.976277] ---[ end trace c7177bde55843f76 ]---

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network device, module r8169, fails with NETDEV WATCHDOG: eth0: transmit timed out 
https://bugs.launchpad.net/bugs/76489
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