Re: [Bug #15704] [r8169] WARNING: at net/sched/sch_generic.c

Rafael J. Wysocki
2010-06-14T14:09:38Z

On Monday, June 14, 2010, Sergey Senozhatsky wrote:
> On (06/13/10 16:48), Rafael J. Wysocki wrote:
> > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15704
> > Subject : [r8169] WARNING: at net/sched/sch_generic.c
> > Submitter : Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
> > Date : 2010-03-31 10:21 (75 days old)
> > Message-ID : <<<20100331102142.GA3294@swordfish.minsk.epam.com>>>
> > References : http://marc.info/?l=linux-kernel&m=127003090406108&w=2
> >
> >
>
>
> Hello,
>
> .35-rc3
>
> kernel: [ 109.024175] pktgen 2.73: Packet Generator for packet performance testing.
> kernel: [ 144.360001] ------------[ cut here ]------------
> kernel: [ 144.360012] WARNING: at net/sched/sch_generic.c:258 dev_watchdog+0xc1/0x129()
> kernel: [ 144.360016] Hardware name: F3JC
> kernel: [ 144.360019] NETDEV WATCHDOG: eth0 (r8169): transmit queue 0 timed out
> kernel: [ 144.360022] Modules linked in: pktgen snd_hwdep snd_hda_codec_si3054 snd_hda_codec_realtek snd_hda_intel asus_laptop sparse_keymap sdhci_pci sdhci mmc_core led_class snd_hda_codec i2c_i801 rng_core snd_pcm snd_timer
> snd_page_alloc snd soundcore psmouse sg serio_raw evdev r8169 mii usbhid hid uhci_hcd ehci_hcd sr_mod usbcore cdrom sd_mod ata_piix
> kernel: [ 144.360073] Pid: 3424, comm: kpktgend_0 Not tainted 2.6.35-rc3-dbg-00106-ga75e02b #2
> kernel: [ 144.360076] Call Trace:
> kernel: [ 144.360085] [<c102dc0a>] warn_slowpath_common+0x65/0x7a
> kernel: [ 144.360090] [<c1266683>] ? dev_watchdog+0xc1/0x129
> kernel: [ 144.360095] [<c102dc83>] warn_slowpath_fmt+0x26/0x2a
> kernel: [ 144.360100] [<c1266683>] dev_watchdog+0xc1/0x129
> kernel: [ 144.360107] [<c10365af>] ? run_timer_softirq+0x136/0x22b
> kernel: [ 144.360113] [<c1036608>] run_timer_softirq+0x18f/0x22b
> kernel: [ 144.360118] [<c10365af>] ? run_timer_softirq+0x136/0x22b
> kernel: [ 144.360123] [<c12665c2>] ? dev_watchdog+0x0/0x129
> kernel: [ 144.360129] [<c10322d2>] __do_softirq+0x79/0xec
> kernel: [ 144.360135] [<c103236f>] do_softirq+0x2a/0x2f
> kernel: [ 144.360140] [<c1032519>] _local_bh_enable_ip+0x65/0x86
> kernel: [ 144.360145] [<c1032542>] local_bh_enable_ip+0x8/0xa
> kernel: [ 144.360151] [<c12c354b>] _raw_spin_unlock_bh+0x2f/0x32
> kernel: [ 144.360158] [<f808e5c7>] pktgen_xmit+0xda2/0xe6f [pktgen]
> kernel: [ 144.360168] [<fd1d57b8>] ? rtl8169_start_xmit+0x0/0x307 [r8169]
> kernel: [ 144.360174] [<c1002d70>] ? common_interrupt+0x30/0x38
> kernel: [ 144.360180] [<c104c65d>] ? __lock_acquire+0x1d6/0x3ca
> kernel: [ 144.360187] [<f808e88f>] ? pktgen_thread_worker+0x96/0x5c3 [pktgen]
> kernel: [ 144.360193] [<c1028a2f>] ? get_parent_ip+0xb/0x31
> kernel: [ 144.360198] [<c1028ad1>] ? sub_preempt_count+0x7c/0x89
> kernel: [ 144.360205] [<f808e969>] pktgen_thread_worker+0x170/0x5c3 [pktgen]
> kernel: [ 144.360209] [<c12c1e13>] ? schedule+0x535/0x545
> kernel: [ 144.360216] [<c103f1d2>] ? autoremove_wake_function+0x0/0x2f
> kernel: [ 144.360221] [<c103f1d2>] ? autoremove_wake_function+0x0/0x2f
> kernel: [ 144.360227] [<f808e7f9>] ? pktgen_thread_worker+0x0/0x5c3 [pktgen]
> kernel: [ 144.360232] [<c103eee2>] kthread+0x6a/0x6f
> kernel: [ 144.360238] [<c103ee78>] ? kthread+0x0/0x6f
> kernel: [ 144.360243] [<c1002d7e>] kernel_thread_helper+0x6/0x10
> kernel: [ 144.360247] ---[ end trace a692664bf7dac635 ]---

Thanks for the update.

Rafael