Re: [stable] [2.6.17.8] NFS stall / BUG in UDP fragment processing / SKB trimming

2006-09-06 Thread Greg KH
On Sat, Aug 26, 2006 at 11:18:39AM +1000, Herbert Xu wrote: > On Fri, Aug 25, 2006 at 04:03:16PM -0700, Greg KH wrote: > > > > This patch doesn't apply at all to the latest 2.6.17-stable kernel tree. > > Care to rediff it? > > Hmm, I just rebased and it actually applied as is to 2.6.17.11 :) > An

Re: [2.6.17.8] NFS stall / BUG in UDP fragment processing / SKB trimming

2006-08-25 Thread Herbert Xu
On Fri, Aug 25, 2006 at 04:03:16PM -0700, Greg KH wrote: > > This patch doesn't apply at all to the latest 2.6.17-stable kernel tree. > Care to rediff it? Hmm, I just rebased and it actually applied as is to 2.6.17.11 :) Anyway, here is the result: [INET]: Use pskb_trim_unique when trimming page

Re: [2.6.17.8] NFS stall / BUG in UDP fragment processing / SKB trimming

2006-08-25 Thread Greg KH
On Sun, Aug 13, 2006 at 10:59:11PM +1000, Herbert Xu wrote: > On Sat, Aug 12, 2006 at 09:19:19PM +, Nix wrote: > > > > The kernel log showed a heap of BUGs from somewhere inside the skb > > management layer, somewhere in UDP fragment processing while > > handling NFS requests. It starts like t

Re: [2.6.17.8] NFS stall / BUG in UDP fragment processing / SKB trimming

2006-08-13 Thread David Miller
From: Herbert Xu <[EMAIL PROTECTED]> Date: Sun, 13 Aug 2006 22:59:11 +1000 > On Sat, Aug 12, 2006 at 09:19:19PM +, Nix wrote: > > > > The kernel log showed a heap of BUGs from somewhere inside the skb > > management layer, somewhere in UDP fragment processing while > > handling NFS requests.

Re: [2.6.17.8] NFS stall / BUG in UDP fragment processing / SKB trimming

2006-08-13 Thread Nix
On Sun, 13 Aug 2006, Herbert Xu suggested tentatively: > Oops, I missed this code path when I disallowed skb_trim from operating > on a paged skb. This patch should fix the problem. > > Greg, we need this for 2.6.17 stable as well if Dave is OK with it. > > [INET]: Use pskb_trim_unique when trim

Re: [2.6.17.8] NFS stall / BUG in UDP fragment processing / SKB trimming

2006-08-13 Thread Herbert Xu
On Sat, Aug 12, 2006 at 09:19:19PM +, Nix wrote: > > The kernel log showed a heap of BUGs from somewhere inside the skb > management layer, somewhere in UDP fragment processing while > handling NFS requests. It starts like this: > > Aug 12 21:31:08 hades warning: kernel: BUG: warning at > in

Re: [2.6.17.8] NFS stall / BUG in UDP fragment processing / SKB trimming

2006-08-13 Thread Nix
On 12 Aug 2006, [EMAIL PROTECTED] wrote: > On 12 Aug 2006, [EMAIL PROTECTED] mused: >> Then the build froze. I couldn't very well ignore *that*. Perhaps I >> couldn't blame XEmacs after all. > > It just happened again. It's reproducibly triggered, at least on this > system, by the ocaml-3.09.02 co

Re: [2.6.17.8] NFS stall / BUG in UDP fragment processing / SKB trimming

2006-08-12 Thread Nix
On 12 Aug 2006, [EMAIL PROTECTED] mused: > Then the build froze. I couldn't very well ignore *that*. Perhaps I > couldn't blame XEmacs after all. It just happened again. It's reproducibly triggered, at least on this system, by the ocaml-3.09.02 configure script running over NFS (probably NFS over

[2.6.17.8] NFS stall / BUG in UDP fragment processing / SKB trimming

2006-08-12 Thread Nix
[Cc:ed to l-k and plausible maintainers: I'm not subscribed to netdev so, please, if you prune l-k, leave me in the Cc] I just upgraded to 2.6.17.8 (built with GCC 4.1.1 on x86 / Athlon IV). As luck would have it I made a bunch of other changes at the same time, namely that I LVMed my root files