linux-kernel - Re: [Bug #15704] [r8169] WARNING: at net/sched/sch

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Date:	Mon, 26 Jul 2010 18:50:31 +0300
From:	Sergey Senozhatsky <sergey.senozhatsky@...il.com>
To:	Eric Dumazet <eric.dumazet@...il.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	Maciej Rutecki <maciej.rutecki@...il.com>,
	Sergey Senozhatsky <sergey.senozhatsky@...il.com>
Subject: Re: [Bug #15704] [r8169] WARNING: at net/sched/sch_generic.c



DELAY 3000

[  302.735684] pktgen 2.73: Packet Generator for packet performance testing.
[  345.008016] ------------[ cut here ]------------                         
[  345.008028] WARNING: at net/sched/sch_generic.c:258
dev_watchdog+0xc1/0x129()
[  345.008032] Hardware name: F3JC                
[  345.008035] NETDEV WATCHDOG: eth0 (r8169): transmit queue 0 timed out
[  345.008038] Modules linked in: pktgen ipv6 arc4 ecb iwl3945 snd_seq_dummy
iwlcore mac80211 snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device
sdhci_pci sdhci mmc_core asus_laptop sparse_keymap led_class cfg
snd_mixer_oss snd_hda_codec_si3054 snd_hda_codec_realtek sg rng_core psmouse
snd_hda_intel evdev snd_hda_codec snd_pcm snd_timer i2c_i801 snd_page_alloc
serio_raw snd soundcore r8169 mii uhci_hcd ehci_hcd sr_mod
ata_piix
[  345.008109] Pid: 4013, comm: kpktgend_0 Not tainted
2.6.35-rc6-dbg-git1-00136-g459ab2a-dirty #75
[  345.008113] Call Trace:
[  345.008121]  [<c102e3ae>] warn_slowpath_common+0x65/0x7a
[  345.008127]  [<c12695f3>] ? dev_watchdog+0xc1/0x129     
[  345.008132]  [<c102e427>] warn_slowpath_fmt+0x26/0x2a
[  345.008137]  [<c12695f3>] dev_watchdog+0xc1/0x129
[  345.008145]  [<c10370b3>] ? run_timer_softirq+0x136/0x22b
[  345.008150]  [<c103710c>] run_timer_softirq+0x18f/0x22b  
[  345.008155]  [<c10370b3>] ? run_timer_softirq+0x136/0x22b
[  345.008161]  [<c1269532>] ? dev_watchdog+0x0/0x129       
[  345.008167]  [<c1032c35>] __do_softirq+0x88/0x10c 
[  345.008173]  [<c1032ce8>] do_softirq+0x2f/0x47    
[  345.008180]  [<f80555e4>] ? pktgen_xmit+0xda2/0xe6f [pktgen]
[  345.008185]  [<c1032ecb>] _local_bh_enable_ip+0x8b/0xb3     
[  345.008191]  [<c1032efb>] local_bh_enable_ip+0x8/0xa      
[  345.008197]  [<c12c6aaa>] _raw_spin_unlock_bh+0x2f/0x32   
[  345.008203]  [<f80555e4>] pktgen_xmit+0xda2/0xe6f [pktgen]
[  345.008213]  [<f91707b8>] ? rtl8169_start_xmit+0x0/0x307 [r8169]
[  345.008220]  [<c12c007b>] ? early_init_amd+0x49/0xad
[  345.008227]  [<f80558ac>] ? pktgen_thread_worker+0x96/0x5c3 [pktgen]
[  345.008233]  [<c1029096>] ? get_parent_ip+0xb/0x31
[  345.008239]  [<c1029138>] ? sub_preempt_count+0x7c/0x89
[  345.008245]  [<f8055986>] pktgen_thread_worker+0x170/0x5c3 [pktgen]
[  345.008250]  [<c12c52bb>] ? schedule+0x535/0x545
[  345.008256]  [<c103fd96>] ? autoremove_wake_function+0x0/0x2f
[  345.008262]  [<c103fd96>] ? autoremove_wake_function+0x0/0x2f
[  345.008268]  [<f8055816>] ? pktgen_thread_worker+0x0/0x5c3 [pktgen]
[  345.008273]  [<c103faa6>] kthread+0x6a/0x6f                        
[  345.008279]  [<c103fa3c>] ? kthread+0x0/0x6f
[  345.008284]  [<c1002d82>] kernel_thread_helper+0x6/0x10
[  345.008289] ---[ end trace 12f779451dc46abe ]---
[  345.024502] r8169 0000:02:00.0: eth0: link up




DELAY 5000

[   72.186395] pktgen 2.73: Packet Generator for packet performance testing.
[  102.817029] ------------[ cut here ]------------                         
[  102.817040] WARNING: at net/sched/sch_generic.c:258
dev_watchdog+0xc1/0x129()
[  102.817044] Hardware name: F3JC                
[  102.817047] NETDEV WATCHDOG: eth0 (r8169): transmit queue 0 timed out   
[  102.817050] Modules linked in: pktgen ipv6 snd_seq_dummy snd_seq_oss    
snd_seq_midi_event snd_seq snd_seq_device arc4 ecb snd_hwdep iwl3945       
snd_hda_codec_si3054 snd_pcm_oss snd_mixer_oss iwlcore asus_laptop         
sparse_keymap sdhci_pci sdhci snd_hda_codec_realtek mac80211 mmc_core      
led_class cfg80211 snd_hda_intel psmouse snd_hda_codec rng_core i2c_i801   
snd_pcm snd_timer snd_page_alloc evdev sg serio_raw snd soundcore r8169 mii
uhci_hcd ehci_hcd sr_mod usbcore cdrom sd_mod ata_piix
[  102.817121] Pid: 0, comm: swapper Not tainted
2.6.35-rc6-dbg-git1-00136-g459ab2a-dirty #75
[  102.817125] Call Trace:
[  102.817133]  [<c102e3ae>] warn_slowpath_common+0x65/0x7a
[  102.817138]  [<c12695f3>] ? dev_watchdog+0xc1/0x129     
[  102.817144]  [<c102e427>] warn_slowpath_fmt+0x26/0x2a
[  102.817149]  [<c12695f3>] dev_watchdog+0xc1/0x129
[  102.817156]  [<c10370b3>] ? run_timer_softirq+0x136/0x22b
[  102.817162]  [<c103710c>] run_timer_softirq+0x18f/0x22b  
[  102.817167]  [<c10370b3>] ? run_timer_softirq+0x136/0x22b
[  102.817173]  [<c1269532>] ? dev_watchdog+0x0/0x129       
[  102.817179]  [<c1032c35>] __do_softirq+0x88/0x10c 
[  102.817185]  [<c1032ce8>] do_softirq+0x2f/0x47   
[  102.817190]  [<c1032fa5>] irq_exit+0x38/0x75
[  102.817195]  [<c10159b8>] smp_apic_timer_interrupt+0x5f/0x6d
[  102.817202]  [<c12c75a2>] apic_timer_interrupt+0x36/0x3c    
[  102.817209]  [<c104007b>] ? __kfifo_peek_n+0x13/0x2b
[  102.817215]  [<c11dd72e>] ? acpi_idle_enter_simple+0x117/0x14b
[  102.817222]  [<c1246a21>] cpuidle_idle_call+0x6a/0xa0         
[  102.817227]  [<c100170d>] cpu_idle+0x89/0xbe
[  102.817234]  [<c12c2085>] start_secondary+0x1f4/0x1fb
[  102.817239] ---[ end trace 6b1be7ded90fe937 ]---
[  102.833500] r8169 0000:02:00.0: eth0: link up


As for ethtool -a/-A, I have an "Cannot get device pause settings: Operation not supported" error.


	Sergey
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