Re: 2.6.23 spinlock hang in kswapd under heavy disk write loads

From: Nick Piggin
Date: Thu Oct 11 2007 - 23:04:12 EST


On Friday 12 October 2007 02:23, Mr. Berkley Shands wrote:
> With DEBUG_SLAB on, I can run only a very short time under 2.6.23
> before a kernel panic.
>
> [ 626.028180] eth0: too many iterations (6) in nv_nic_irq.
> [ 626.167583] eth0: too many iterations (6) in nv_nic_irq.
> [ 626.206729] eth0: too many iterations (6) in nv_nic_irq.
> [ 626.400171] eth0: too many iterations (6) in nv_nic_irq.
> [ 626.446374] eth0: too many iterations (6) in nv_nic_irq.
>
> followed by the crash at
> forcedeth:nv_nic_irq_optimized+0x89
> handle_IRQ_event+0x25
> handle_edge_IRQ+0xe3
> do_IRQ

OK, thanks. Probably we should try to fix this problem before
attempting the more elusive looking corruption.

CC'ed forcedeth maintainer and netdev.

Can you reiterate what your hardware is (including lspci)?
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/