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Re: slab corruption with current -git

From Markus Trippelsdorf <markus@trippelsdorf.de>
Newsgroups linux.kernel
Subject Re: slab corruption with current -git
Date 2016-10-13 08:10 +0200
Message-ID <srHnj-87T-1@gated-at.bofh.it> (permalink)
References <sqzLb-4wh-9@gated-at.bofh.it> <sqY6R-2Ee-1@gated-at.bofh.it> <sqY6R-2Ee-5@gated-at.bofh.it> <sr14K-4tt-13@gated-at.bofh.it> <srHnj-87T-3@gated-at.bofh.it>
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On 2016.10.13 at 08:02 +0200, Markus Trippelsdorf wrote:
> On 2016.10.11 at 04:57 -0400, David Miller wrote:
> > From: Linus Torvalds <torvalds@linux-foundation.org>
> > Date: Mon, 10 Oct 2016 22:47:50 -0700
> > 
> > > On Mon, Oct 10, 2016 at 10:39 PM, Linus Torvalds
> > > <torvalds@linux-foundation.org> wrote:
> > >>
> > >> I guess I will have to double-check that the slub corruption is gone
> > >> still with that fixed.
> > > 
> > > So I'm not getting any warnings now from SLUB debugging. So the
> > > original bug seems to not have re-surfaced, and the registration bug
> > > is gone, so now the unregistration doesn't warn about anything either.
> > > 
> > > But I only rebooted three times.
> > 
> > Looks good to me, I applied it to my tree with your signoff and will
> > send you a pull request right now.
> 
> I'm still seeing:
> 
> nf_conntrack version 0.5.0 (4096 buckets, 16384 max)
> ctnetlink v0.93: registering with nfnetlink.
> ip_tables: (C) 2000-2006 Netfilter Core Team
> WARNING: kmemcheck: Caught 64-bit read from uninitialized memory (ffff88001e605480)
> 4055601e0088ffff000000000000000090686d81ffffffff0000000000000000
>  u u u u u u u u u u u u u u u u i i i i i i i i u u u u u u u u
>  ^
> RIP: 0010:[<ffffffff8166e561>]  [<ffffffff8166e561>] nf_register_net_hook+0x51/0x160

This is nf_register_net_hook at net/netfilter/core.c:106

-- 
Markus

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slab corruption with current -git (was Re: [git pull] vfs pile 1 (splice)) Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-09 23:40 +0200
  Re: slab corruption with current -git (was Re: [git pull] vfs pile 1  (splice)) Florian Westphal <fw@strlen.de> - 2016-10-10 03:00 +0200
    Re: slab corruption with current -git (was Re: [git pull] vfs pile 1 (splice)) Aaron Conole <aconole@redhat.com> - 2016-10-10 03:40 +0200
      Re: slab corruption with current -git (was Re: [git pull] vfs pile 1 (splice)) Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-10 04:50 +0200
        Re: slab corruption with current -git (was Re: [git pull] vfs pile 1 (splice)) Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-10 05:50 +0200
          Re: slab corruption with current -git David Miller <davem@davemloft.net> - 2016-10-10 06:00 +0200
            Re: slab corruption with current -git David Miller <davem@davemloft.net> - 2016-10-10 10:30 +0200
              Re: slab corruption with current -git Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-10 18:20 +0200
              Re: slab corruption with current -git Michal Kubecek <mkubecek@suse.cz> - 2016-10-11 15:20 +0200
                Re: slab corruption with current -git Aaron Conole <aconole@bytheb.org> - 2016-10-11 16:10 +0200
          Re: slab corruption with current -git (was Re: [git pull] vfs pile 1 (splice)) Aaron Conole <aconole@redhat.com> - 2016-10-10 15:50 +0200
            Re: slab corruption with current -git (was Re: [git pull] vfs pile 1 (splice)) Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-10 18:40 +0200
              Re: slab corruption with current -git (was Re: [git pull] vfs pile 1 (splice)) Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-10 21:10 +0200
                Re: slab corruption with current -git (was Re: [git pull] vfs pile 1 (splice)) Aaron Conole <aconole@bytheb.org> - 2016-10-10 21:20 +0200
                Re: slab corruption with current -git David Miller <davem@davemloft.net> - 2016-10-11 02:40 +0200
                Re: slab corruption with current -git Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-11 03:00 +0200
          Re: slab corruption with current -git (was Re: [git pull] vfs pile 1 (splice)) Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-11 07:50 +0200
            Re: slab corruption with current -git (was Re: [git pull] vfs pile 1 (splice)) Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-11 07:50 +0200
              Re: slab corruption with current -git David Miller <davem@davemloft.net> - 2016-10-11 11:00 +0200
                Re: slab corruption with current -git Markus Trippelsdorf <markus@trippelsdorf.de> - 2016-10-13 08:10 +0200
                Re: slab corruption with current -git Markus Trippelsdorf <markus@trippelsdorf.de> - 2016-10-13 08:30 +0200
                Re: slab corruption with current -git Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-13 22:00 +0200
                Re: slab corruption with current -git Florian Westphal <fw@strlen.de> - 2016-10-13 22:50 +0200
                Re: slab corruption with current -git Al Viro <viro@ZenIV.linux.org.uk> - 2016-10-13 23:40 +0200
                Re: slab corruption with current -git Markus Trippelsdorf <markus@trippelsdorf.de> - 2016-10-13 08:10 +0200

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