From: Esben Nielsen <nielsen.esben@googlemail.com>
To: Milan Svoboda <msvoboda@ra.rockwell.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [BUG] Linux-2.6.17-rt3 on arm ixdp465
Date: Wed, 28 Jun 2006 18:02:16 +0100 (BST) [thread overview]
Message-ID: <Pine.LNX.4.64.0606281759340.22288@localhost.localdomain> (raw)
In-Reply-To: <44A29AA1.3020202@ra.rockwell.com>
On Wed, 28 Jun 2006, Milan Svoboda wrote:
> Hello,
>
> I tried this kernel on arm ixdp465, it works well, but I got many
> of these messages:
>
> BUG: scheduling with irqs disabled: IRQ 25/0x00000000/683
> caller is rt_lock_slowlock+0xd8/0x1c8
> BUG: scheduling with irqs disabled: IRQ 25/0x00000000/683
> caller is rt_lock_slowlock+0xd8/0x1c8
> BUG: scheduling with irqs disabled: IRQ 25/0x00000000/683
> caller is rt_lock_slowlock+0xd8/0x1c8
> BUG: scheduling with irqs disabled: IRQ 25/0x00000000/683
> caller is rt_lock_slowlock+0xd8/0x1c8
> BUG: scheduling with irqs disabled: IRQ 25/0x00000000/683
> caller is rt_lock_slowlock+0xd8/0x1c8
>
> # cat /proc/interrupts
> CPU0
> 5: 29620 IXP4xx Timer Tick
> 15: 876 serial
> 25: 3813 eth0
> Err: 0
>
Looks like a bug in your ethernet driver, which is?
It could be that that driver is not SMP compliant and uses irq disable/enable
as locking method instead of a spinlock.
Esben
> PS: Please CC me, I'm not subscribed...
>
> Best Regards,
> Milan Svoboda
>
>
>
next prev parent reply other threads:[~2006-06-28 16:02 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-28 15:05 Milan Svoboda
2006-06-28 17:02 ` Esben Nielsen [this message]
2006-06-29 7:01 Milan Svoboda
2006-06-29 10:03 ` Esben Nielsen
2006-06-29 9:21 ` Steven Rostedt
2006-06-29 12:30 ` Esben Nielsen
2006-06-29 10:17 Milan Svoboda
2006-06-29 11:53 ` Russell King
2006-06-29 12:40 ` Esben Nielsen
2006-06-29 12:09 ` Steven Rostedt
2006-06-29 12:25 ` Russell King
2006-06-29 12:49 ` Steven Rostedt
2006-06-29 13:31 ` Russell King
2006-06-30 6:46 ` Russell King
2006-06-30 18:50 ` Ingo Molnar
2006-06-30 19:00 ` Russell King
2006-06-30 19:01 ` Ingo Molnar
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