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Date:	Sun, 8 Nov 2015 09:20:22 -0800
From:	Greg KH <gregkh@...uxfoundation.org>
To:	Gerhard Wiesinger <lists@...singer.com>
Cc:	Willy Tarreau <w@....eu>,
	Linux Kernel Network Developers <netdev@...r.kernel.org>,
	netfilter-devel@...r.kernel.org, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	torvalds@...ux-foundation.org, stable@...r.kernel.org, lwn@....net,
	Jiri Slaby <jslaby@...e.cz>
Subject: Re: Linux 4.2.4

On Sun, Nov 08, 2015 at 02:51:01PM +0100, Gerhard Wiesinger wrote:
> On 25.10.2015 17:29, Greg KH wrote:
> >On Sun, Oct 25, 2015 at 11:48:54AM +0100, Gerhard Wiesinger wrote:
> >>On 25.10.2015 10:46, Willy Tarreau wrote:
> >>>ipset *triggered* the problem. The whole stack dump would tell more.
> >>OK, find the stack traces in the bug report:
> >>https://bugzilla.redhat.com/show_bug.cgi?id=1272645
> >>
> >>Kernel 4.1.10 triggered also a kernel dump when playing with ipset commands
> >>and IPv6, details in the bug report  ....
> >>
> >>>>Kernel 4.2 seems to me not well tested in the netfilter parts at all
> >>>>(Bug with already known bugfix
> >>>>https://lists.debian.org/debian-kernel/2015/10/msg00034.html was
> >>>>triggered on 2 of 3 of my machines, the new bug on 1 of 1 tested machine).
> >>>There's a reason why Greg maintains stable and LTS kernels :-)
> >>Stable kernels don't crash but definiton. :-)
> >>
> >>At least triggered 2 kernel panics in 5min, even with 4.1.10 and ipset
> >>commands ...
> >Does this happen also with Linus's tree?  I suggest you ask the
> >networking developers about this on netdev@...r.kernel.org, there's
> >nothing that I can do on my own about this, sorry.
> 
> Patch is now available, see:
> [PATCH 0/3] ipset patches for nf
> https://marc.info/?l=netfilter-devel&m=144690007708041&w=2
> https://marc.info/?l=netfilter-devel&m=144690007808042&w=2
> https://marc.info/?l=netfilter-devel&m=144690008608043&w=2
> https://marc.info/?l=netfilter-devel&m=144690007708039&w=2
> [ANNOUNCE] ipset 6.27 released
> https://marc.info/?l=netfilter-devel&m=144690048308099&w=2
> 
> Requires also new userland ipset version.
> 
> Please integrate it upstream.
> 
> Thanx to Jozsef Kadlecsik for fixing it.

That's great, can you let me know the git commits that end up in Linus's
tree?  That's what we need for the stable kernel.

thanks,

greg k-h
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