netdev - Re: [BUG] crash in 8139cp with 3.9.2 and KVM

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Message-ID: <1368767848.3301.75.camel@edumazet-glaptop>
Date:	Thu, 16 May 2013 22:17:28 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Stephen Hemminger <stephen@...workplumber.org>
Cc:	romieu@...zoreil.com, nic_swsd@...ltek.com, netdev@...r.kernel.org
Subject: Re: [BUG] crash in 8139cp with 3.9.2 and KVM

On Thu, 2013-05-16 at 21:49 -0700, Stephen Hemminger wrote:
> Seeing the following panic when using emulated 8139cp with KVM and 3.9.2 kernel.
> 
> Looks like netdev_alloc_skb_ip_align() can return a fragmented skb sometimes
> and using skb_put() on a non-linear skb causes a panic.

Absolutely not, netdev_alloc_skb_ip_align() always provide a linear skb.


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