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Message-ID: <5a4c581d0807221318l12989994u121f07dad47f5a0a@mail.gmail.com> (sfid-20080722_221850_169165_7CF03B4B)
Date: Tue, 22 Jul 2008 22:18:45 +0200
From: "Alessandro Suardi" <alessandro.suardi@gmail.com>
To: "Alessandro Guido" <ag@alessandroguido.name>
Subject: Re: [BUG] kernel BUG at net/core/dev.c:1328!
Cc: "David Miller" <davem@davemloft.net>, linux-kernel@vger.kernel.org,
	linux-wireless@vger.kernel.org, netdev@vger.kernel.org
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On Tue, Jul 22, 2008 at 11:54 AM, Alessandro Guido
<ag@alessandroguido.name> wrote:
> Got a WARNING this morning (2.6.26-05752-g93ded9b) and I think it's related.
>
>
> WARNING: at net/core/dev.c:1330 __netif_schedule+0x53/0x60()
> Modules linked in:
> Pid: 5, comm: events/0 Not tainted 2.6.26-05752-g93ded9b #1
>  [<c011bc64>] warn_on_slowpath+0x54/0xa0
>  [<c0135483>] ? getnstimeofday+0x53/0x100
>  [<c0132d1c>] ? ktime_get_ts+0x4c/0x50
>  [<c012ba67>] ? insert_work+0x57/0x70
>  [<c012c129>] ? queue_work+0x39/0x60
>  [<c012c1e5>] ? queue_delayed_work+0x25/0x30
>  [<c012c201>] ? schedule_delayed_work+0x11/0x20
>  [<c030398a>] ? linkwatch_schedule_work+0x3a/0xb0
>  [<c02f78d3>] __netif_schedule+0x53/0x60
>  [<c0262a80>] ipw_bg_link_up+0x160/0x1f0
>  [<c035ae4e>] ? schedule+0x1de/0x3f0
>  [<c012bdef>] run_workqueue+0x6f/0x160
>  [<c0262920>] ? ipw_bg_link_up+0x0/0x1f0
>  [<c012c08f>] worker_thread+0x7f/0xe0
>  [<c012f5d0>] ? autoremove_wake_function+0x0/0x50
>  [<c012c010>] ? worker_thread+0x0/0xe0
>  [<c012f15a>] kthread+0x3a/0x70
>  [<c012f120>] ? kthread+0x0/0x70
>  [<c0103d77>] kernel_thread_helper+0x7/0x10
>  =======================

I also hit a very similar one on my Dell D610 with onboard
 ipw2200 wireless (already kerneloops'd, BTW):

WARNING: at net/core/dev.c:1330 __netif_schedule+0x2a/0x63()
Modules linked in: fuse sunrpc iptable_filter ip_tables
ip6table_filter ip6_tables x_tables ipv6 cpufreq_ondemand ppdev pcmcia
dcdbas parport_pc parport snd_intel8x0 snd_intel8x0m snd_ac97_codec
snd_seq_dummy ac97_bus snd_seq_oss snd_seq_midi_event snd_seq
snd_seq_device snd_pcm_oss pcspkr snd_mixer_oss snd_pcm snd_timer snd
ipw2200 soundcore snd_page_alloc i2c_i801 ieee80211 ieee80211_crypt
yenta_socket rsrc_nonstatic pcmcia_core video output pata_acpi
ata_piix uhci_hcd ehci_hcd [last unloaded: microcode]
Pid: 5, comm: events/0 Not tainted 2.6.26-git9 #5
 [<c0118cda>] warn_on_slowpath+0x46/0x80
 [<c0113a91>] ? __enqueue_entity+0xe3/0xeb
 [<c0113754>] ? __wake_up+0x31/0x3b
 [<c0125ebb>] ? __queue_work+0x2d/0x32
 [<c0125f05>] ? queue_work+0x2a/0x34
 [<c01261ff>] ? queue_delayed_work+0x11/0x23
 [<c0126227>] ? schedule_delayed_work+0x16/0x1b
 [<c02ce1d5>] ? linkwatch_schedule_work+0x58/0x99
 [<c02ce278>] ? linkwatch_fire_event+0x62/0x66
 [<c02c567f>] __netif_schedule+0x2a/0x63
 [<f8990009>] ipw_bg_link_up+0xae/0x173 [ipw2200]
 [<c0125a0f>] run_workqueue+0x7d/0xf6
 [<f898ff5b>] ? ipw_bg_link_up+0x0/0x173 [ipw2200]
 [<c0125cec>] worker_thread+0xb7/0xc3
 [<c0128862>] ? autoremove_wake_function+0x0/0x38
 [<c0125c35>] ? worker_thread+0x0/0xc3
 [<c01285d3>] kthread+0x3e/0x63
 [<c0128595>] ? kthread+0x0/0x63
 [<c0103003>] kernel_thread_helper+0x7/0x10

But it works - to the point that I'm connected to my wireless
 router without apparent issues.

--alessandro

 "Give me love / Or give me hate
 Give me anything that's not just ok"

 (Sophia, 'Weightless')