Re: Problem with network on kernel 2.6.29.6-rt23 (Debian)

Jose Angel Martinez Conde
2009-10-09T09:10:11Z

Hi Uwe,

we don't reproduce the error with a non-tainted kernel.

We have three computers (same configuration), one with non-tainted kernel and others with tainted kernel (nvidia module). One this get the next error,

Oct 8 21:47:50 tid31 kernel: [38901.704013] ------------[ cut here ]------------
Oct 8 21:47:50 tid31 kernel: [38901.704016] WARNING: at net/sched/sch_generic.c:230 dev_watchdog+0x24c/0x260()
Oct 8 21:47:50 tid31 kernel: [38901.704018] Hardware name: System Product Name
Oct 8 21:47:50 tid31 kernel: [38901.704020] NETDEV WATCHDOG: eth0 (e1000): transmit timed out
Oct 8 21:47:50 tid31 kernel: [38901.704021] Modules linked in: nls_utf8 cifs nls_base nvidia(P) vboxnetadp vboxnetflt vboxdrv autofs4 ipv6 ext4 jbd2 crc16 coretemp it87 hwmon_vid firewire_sbp2 loop snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep 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 snd soundcore snd_page_alloc pcspkr evdev i2c_nforce2 i2c_core button ext3 jbd mbcache sd_mod crc_t10dif ide_gd_mod ide_pci_generic amd74xx ide_core usbhid hid firewire_ohci firewire_core sata_nv ahci ata_generic forcedeth crc_itu_t e1000 libata ehci_hcd ohci_hcd scsi_mod thermal processor fan thermal_sys [last unloaded: scsi_wait_scan]
Oct 8 21:47:50 tid31 kernel: [38901.704066] Pid: 5, comm: sirq-timer/0 Tainted: P 2.6.29.6-rt23 #3
Oct 8 21:47:50 tid31 kernel: [38901.704068] Call Trace:
Oct 8 21:47:50 tid31 kernel: [38901.704073] [<ffffffff8024569a>] ? warn_slowpath+0xea/0x160
Oct 8 21:47:50 tid31 kernel: [38901.704076] [<ffffffff8047a000>] ? ip_reply_glue_bits+0x50/0x60
Oct 8 21:47:50 tid31 kernel: [38901.704078] [<ffffffff8047acfa>] ? ip_push_pending_frames+0x3ca/0x490
Oct 8 21:47:50 tid31 kernel: [38901.704081] [<ffffffff8045568a>] ? __neigh_event_send+0x5a/0x230
Oct 8 21:47:50 tid31 kernel: [38901.704083] [<ffffffff80457524>] ? neigh_resolve_output+0x1c4/0x360
Oct 8 21:47:50 tid31 kernel: [38901.704085] [<ffffffff8047b266>] ? ip_queue_xmit+0x246/0x470
Oct 8 21:47:50 tid31 kernel: [38901.704088] [<ffffffff80475e6e>] ? ip_route_output_flow+0x7e/0x2d0
Oct 8 21:47:50 tid31 kernel: [38901.704090] [<ffffffff80238d39>] ? pick_next_highest_task_rt+0xb9/0xe0
Oct 8 21:47:50 tid31 kernel: [38901.704093] [<ffffffff8023a20d>] ? enqueue_task_rt+0x11d/0x2e0
Oct 8 21:47:50 tid31 kernel: [38901.704096] [<ffffffff802a61b5>] ? perf_counter_task_sched_in+0x65/0x210
Oct 8 21:47:50 tid31 kernel: [38901.704099] [<ffffffff8037dab1>] ? strlcpy+0x41/0x50
Oct 8 21:47:50 tid31 kernel: [38901.704101] [<ffffffff8046348c>] ? dev_watchdog+0x24c/0x260
Oct 8 21:47:50 tid31 kernel: [38901.704104] [<ffffffff804d4d96>] ? thread_return+0x3c/0x6e6
Oct 8 21:47:50 tid31 kernel: [38901.704106] [<ffffffff80463240>] ? dev_watchdog+0x0/0x260
Oct 8 21:47:50 tid31 kernel: [38901.704109] [<ffffffff8025058c>] ? run_timer_softirq+0x1ac/0x2f0
Oct 8 21:47:50 tid31 kernel: [38901.704111] [<ffffffff8024acea>] ? ksoftirqd+0x18a/0x300
Oct 8 21:47:50 tid31 kernel: [38901.704113] [<ffffffff8024ab60>] ? ksoftirqd+0x0/0x300
Oct 8 21:47:50 tid31 kernel: [38901.704116] [<ffffffff8024ab60>] ? ksoftirqd+0x0/0x300
Oct 8 21:47:50 tid31 kernel: [38901.704118] [<ffffffff8025cc17>] ? kthread+0x47/0x90
Oct 8 21:47:50 tid31 kernel: [38901.704121] [<ffffffff8020d04a>] ? child_rip+0xa/0x20
Oct 8 21:47:50 tid31 kernel: [38901.704123] [<ffffffff8025cbd0>] ? kthread+0x0/0x90
Oct 8 21:47:50 tid31 kernel: [38901.704125] [<ffffffff8020d040>] ? child_rip+0x0/0x20
Oct 8 21:47:50 tid31 kernel: [38901.704126] ---[ end trace 8cd1cec32dafbb04 ]---

We come back to 2.6.29.5-rt22.

Thanks.

Regards,

--
jose angel

----- "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de> wrote:

> Hello,
>
> On Mon, Oct 05, 2009 at 08:52:01PM +0200, Jose Angel Martinez Conde
> wrote:
> >
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704018] ------------[ cut here
> ]------------
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704023] WARNING: at
> net/sched/sch_generic.c:230 dev_watchdog+0x24c/0x260()
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704025] Hardware name: System
> Product Name
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704026] NETDEV WATCHDOG: eth1
> (e1000): transmit timed out
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704027] Modules linked in:
> nls_utf8 sg sr_mod cdrom usb_storage isofs udf nls_base i2c_dev
> nvidia(P) ipv6 firewire_sbp2 loop snd_hda_codec_realtek snd_hda_intel
> snd_hda_codec snd_hwdep 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 snd pcspkr soundcore snd_page_alloc
> i2c_nforce2 evdev i2c_core button ext3 jbd mbcache sd_mod crc_t10dif
> ide_gd_mod ide_pci_generic amd74xx ide_core usbhid hid firewire_ohci
> firewire_core sata_nv ahci ata_generic crc_itu_t e1000 libata ohci_hcd
> ehci_hcd scsi_mod thermal processor fan thermal_sys [last unloaded:
> nvidia]
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704074] Pid: 5, comm:
> sirq-timer/0 Tainted: P 2.6.29.6-rt23 #1
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704076] Call Trace:
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704081] [<ffffffff8024587a>] ?
> warn_slowpath+0xea/0x160
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704258] [<ffffffffa109cd77>] ?
> _nv005972rm+0x1f/0x27 [nvidia]
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704378] [<ffffffffa105eda4>] ?
> _nv012325rm+0x3f/0x54 [nvidia]
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704490] [<ffffffffa109cd77>] ?
> _nv005972rm+0x1f/0x27 [nvidia]
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704499] [<ffffffff80238bf9>] ?
> pick_next_highest_task_rt+0xb9/0xe0
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704501] [<ffffffff8023a0bf>] ?
> enqueue_task_rt+0x11f/0x2e0
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704504] [<ffffffff8037f9f1>] ?
> strlcpy+0x41/0x50
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704506] [<ffffffff8046712c>] ?
> dev_watchdog+0x24c/0x260
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704508] [<ffffffff80238210>] ?
> activate_task+0x20/0x30
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704511] [<ffffffff80240a16>] ?
> try_to_wake_up+0x186/0x2b0
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704515] [<ffffffff8025044b>] ?
> cascade+0x7b/0xa0
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704517] [<ffffffff80466ee0>] ?
> dev_watchdog+0x0/0x260
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704519] [<ffffffff8025094c>] ?
> run_timer_softirq+0x1ac/0x2f0
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704522] [<ffffffff8024b0aa>] ?
> ksoftirqd+0x18a/0x300
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704524] [<ffffffff8024af20>] ?
> ksoftirqd+0x0/0x300
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704526] [<ffffffff8024af20>] ?
> ksoftirqd+0x0/0x300
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704529] [<ffffffff8025d017>] ?
> kthread+0x47/0x90
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704531] [<ffffffff8020d04a>] ?
> child_rip+0xa/0x20
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704533] [<ffffffff8025cfd0>] ?
> kthread+0x0/0x90
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704535] [<ffffffff8020d040>] ?
> child_rip+0x0/0x20
> > Sep 27 13:22:11 tid31 kernel: [ 1905.704537] ---[ end trace
> c3aee9954334308d ]---
> Can you please reproduce with a non-tainted kernel? I.e. don't load
> the
> nvidia module.
>
> Best regards
> Uwe
>
> --
> Pengutronix e.K. | Uwe Kleine-König
> |
> Industrial Linux Solutions |
> http://www.pengutronix.de/ |