From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jose Angel Martinez Conde Subject: Re: Problem with network on kernel 2.6.29.6-rt23 (Debian) Date: Fri, 9 Oct 2009 11:11:03 +0200 (CEST) Message-ID: <1160616534.641255079463849.JavaMail.root@groupware> References: <658461008.621255079453937.JavaMail.root@groupware> Reply-To: Jose Angel Martinez Conde Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: Hans-Peter.Bock@isw.uni-stuttgart.de, RT To: =?utf-8?Q?Uwe_Kleine-K=C3=B6nig?= Return-path: Received: from 43.pool85-52-160.static.orange.es ([85.52.160.43]:63390 "EHLO groupware.taller-id.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1751049AbZJIJKL convert rfc822-to-8bit (ORCPT ); Fri, 9 Oct 2009 05:10:11 -0400 In-Reply-To: <658461008.621255079453937.JavaMail.root@groupware> Sender: linux-rt-users-owner@vger.kernel.org List-ID: Hi Uwe, we don't reproduce the error with a non-tainted kernel. We have three computers (same configuration), one with non-tainted kern= el and others with tainted kernel (nvidia module). One this get the nex= t 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 Prod= uct Name Oct 8 21:47:50 tid31 kernel: [38901.704020] NETDEV WATCHDOG: eth0 (e10= 00): transmit timed out Oct 8 21:47:50 tid31 kernel: [38901.704021] Modules linked in: nls_utf= 8 cifs nls_base nvidia(P) vboxnetadp vboxnetflt vboxdrv autofs4 ipv6 ex= t4 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_mid= i_event snd_seq snd_timer snd_seq_device snd soundcore snd_page_alloc p= cspkr evdev i2c_nforce2 i2c_core button ext3 jbd mbcache sd_mod crc_t10= dif ide_gd_mod ide_pci_generic amd74xx ide_core usbhid hid firewire_ohc= i firewire_core sata_nv ahci ata_generic forcedeth crc_itu_t e1000 liba= ta ehci_hcd ohci_hcd scsi_mod thermal processor fan thermal_sys [last u= nloaded: 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] [] ? wa= rn_slowpath+0xea/0x160 Oct 8 21:47:50 tid31 kernel: [38901.704076] [] ? ip= _reply_glue_bits+0x50/0x60 Oct 8 21:47:50 tid31 kernel: [38901.704078] [] ? ip= _push_pending_frames+0x3ca/0x490 Oct 8 21:47:50 tid31 kernel: [38901.704081] [] ? __= neigh_event_send+0x5a/0x230 Oct 8 21:47:50 tid31 kernel: [38901.704083] [] ? ne= igh_resolve_output+0x1c4/0x360 Oct 8 21:47:50 tid31 kernel: [38901.704085] [] ? ip= _queue_xmit+0x246/0x470 Oct 8 21:47:50 tid31 kernel: [38901.704088] [] ? ip= _route_output_flow+0x7e/0x2d0 Oct 8 21:47:50 tid31 kernel: [38901.704090] [] ? pi= ck_next_highest_task_rt+0xb9/0xe0 Oct 8 21:47:50 tid31 kernel: [38901.704093] [] ? en= queue_task_rt+0x11d/0x2e0 Oct 8 21:47:50 tid31 kernel: [38901.704096] [] ? pe= rf_counter_task_sched_in+0x65/0x210 Oct 8 21:47:50 tid31 kernel: [38901.704099] [] ? st= rlcpy+0x41/0x50 Oct 8 21:47:50 tid31 kernel: [38901.704101] [] ? de= v_watchdog+0x24c/0x260 Oct 8 21:47:50 tid31 kernel: [38901.704104] [] ? th= read_return+0x3c/0x6e6 Oct 8 21:47:50 tid31 kernel: [38901.704106] [] ? de= v_watchdog+0x0/0x260 Oct 8 21:47:50 tid31 kernel: [38901.704109] [] ? ru= n_timer_softirq+0x1ac/0x2f0 Oct 8 21:47:50 tid31 kernel: [38901.704111] [] ? ks= oftirqd+0x18a/0x300 Oct 8 21:47:50 tid31 kernel: [38901.704113] [] ? ks= oftirqd+0x0/0x300 Oct 8 21:47:50 tid31 kernel: [38901.704116] [] ? ks= oftirqd+0x0/0x300 Oct 8 21:47:50 tid31 kernel: [38901.704118] [] ? kt= hread+0x47/0x90 Oct 8 21:47:50 tid31 kernel: [38901.704121] [] ? ch= ild_rip+0xa/0x20 Oct 8 21:47:50 tid31 kernel: [38901.704123] [] ? kt= hread+0x0/0x90 Oct 8 21:47:50 tid31 kernel: [38901.704125] [] ? ch= ild_rip+0x0/0x20 Oct 8 21:47:50 tid31 kernel: [38901.704126] ---[ end trace 8cd1cec32da= fbb04 ]--- We come back to 2.6.29.5-rt22. Thanks. Regards, -- jose angel ----- "Uwe Kleine-K=C3=B6nig" wrote: > Hello, >=20 > On Mon, Oct 05, 2009 at 08:52:01PM +0200, Jose Angel Martinez Conde > wrote: > >=20 > > 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_hc= d > 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] [] = ? > warn_slowpath+0xea/0x160 > > Sep 27 13:22:11 tid31 kernel: [ 1905.704258] [] = ? > _nv005972rm+0x1f/0x27 [nvidia] > > Sep 27 13:22:11 tid31 kernel: [ 1905.704378] [] = ? > _nv012325rm+0x3f/0x54 [nvidia] > > Sep 27 13:22:11 tid31 kernel: [ 1905.704490] [] = ? > _nv005972rm+0x1f/0x27 [nvidia] > > Sep 27 13:22:11 tid31 kernel: [ 1905.704499] [] = ? > pick_next_highest_task_rt+0xb9/0xe0 > > Sep 27 13:22:11 tid31 kernel: [ 1905.704501] [] = ? > enqueue_task_rt+0x11f/0x2e0 > > Sep 27 13:22:11 tid31 kernel: [ 1905.704504] [] = ? > strlcpy+0x41/0x50 > > Sep 27 13:22:11 tid31 kernel: [ 1905.704506] [] = ? > dev_watchdog+0x24c/0x260 > > Sep 27 13:22:11 tid31 kernel: [ 1905.704508] [] = ? > activate_task+0x20/0x30 > > Sep 27 13:22:11 tid31 kernel: [ 1905.704511] [] = ? > try_to_wake_up+0x186/0x2b0 > > Sep 27 13:22:11 tid31 kernel: [ 1905.704515] [] = ? > cascade+0x7b/0xa0 > > Sep 27 13:22:11 tid31 kernel: [ 1905.704517] [] = ? > dev_watchdog+0x0/0x260 > > Sep 27 13:22:11 tid31 kernel: [ 1905.704519] [] = ? > run_timer_softirq+0x1ac/0x2f0 > > Sep 27 13:22:11 tid31 kernel: [ 1905.704522] [] = ? > ksoftirqd+0x18a/0x300 > > Sep 27 13:22:11 tid31 kernel: [ 1905.704524] [] = ? > ksoftirqd+0x0/0x300 > > Sep 27 13:22:11 tid31 kernel: [ 1905.704526] [] = ? > ksoftirqd+0x0/0x300 > > Sep 27 13:22:11 tid31 kernel: [ 1905.704529] [] = ? > kthread+0x47/0x90 > > Sep 27 13:22:11 tid31 kernel: [ 1905.704531] [] = ? > child_rip+0xa/0x20 > > Sep 27 13:22:11 tid31 kernel: [ 1905.704533] [] = ? > kthread+0x0/0x90 > > Sep 27 13:22:11 tid31 kernel: [ 1905.704535] [] = ? > 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. >=20 > Best regards > Uwe >=20 > --=20 > Pengutronix e.K. | Uwe Kleine-K=C3=B6nig= =20 > | > Industrial Linux Solutions | > http://www.pengutronix.de/ | -- To unsubscribe from this list: send the line "unsubscribe linux-rt-user= s" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html