Re: 2.6.23-rc4-mm1: unpingable box and NULL dereference at tcp_rto_min()
On Sun, Sep 02, 2007 at 01:52:45PM -0700, Andrew Morton wrote: > > On Sun, 2 Sep 2007 06:36:19 +0400 Alexey Dobriyan <[EMAIL PROTECTED]> wrote: > > The bad news is something knocked off box from the net, then panicked it: > > Yeah, the net tree has been quite bad lately. Unusually bad - it's usually > one of the good ones. > > It also breaks a lot of the net driver work in several other trees (I dropped > git-ixgbe.patch wholesale because of this). But there isn't a lot we can > do about that. OK, I'm currently running with "dst entry can be NULL" fix from net tree, so far it's fine. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.23-rc4-mm1: unpingable box and NULL dereference at tcp_rto_min()
> On Sun, 2 Sep 2007 06:36:19 +0400 Alexey Dobriyan <[EMAIL PROTECTED]> wrote: > On Fri, Aug 31, 2007 at 09:58:22PM -0700, Andrew Morton wrote: > > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.23-rc4/2.6.23-rc4-mm1/ > > - dynticks-for-x86_64 has returned > > Good news is that, contary to popular belief, -mm is not horrible piece > of crap and NO_HZ on x86_64 worked here straight away. variable. It at least Works For Me before it goes out. > > The bad news is something knocked off box from the net, then panicked it: Yeah, the net tree has been quite bad lately. Unusually bad - it's usually one of the good ones. It also breaks a lot of the net driver work in several other trees (I dropped git-ixgbe.patch wholesale because of this). But there isn't a lot we can do about that. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.23-rc4-mm1: unpingable box and NULL dereference at tcp_rto_min()
On Sun, 2 Sep 2007 06:36:19 +0400 Alexey Dobriyan [EMAIL PROTECTED] wrote: On Fri, Aug 31, 2007 at 09:58:22PM -0700, Andrew Morton wrote: ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.23-rc4/2.6.23-rc4-mm1/ - dynticks-for-x86_64 has returned Good news is that, contary to popular belief, -mm is not horrible piece of crap and NO_HZ on x86_64 worked here straight away. variable. It at least Works For Me before it goes out. The bad news is something knocked off box from the net, then panicked it: Yeah, the net tree has been quite bad lately. Unusually bad - it's usually one of the good ones. It also breaks a lot of the net driver work in several other trees (I dropped git-ixgbe.patch wholesale because of this). But there isn't a lot we can do about that. - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.23-rc4-mm1: unpingable box and NULL dereference at tcp_rto_min()
On Sun, Sep 02, 2007 at 01:52:45PM -0700, Andrew Morton wrote: On Sun, 2 Sep 2007 06:36:19 +0400 Alexey Dobriyan [EMAIL PROTECTED] wrote: The bad news is something knocked off box from the net, then panicked it: Yeah, the net tree has been quite bad lately. Unusually bad - it's usually one of the good ones. It also breaks a lot of the net driver work in several other trees (I dropped git-ixgbe.patch wholesale because of this). But there isn't a lot we can do about that. OK, I'm currently running with dst entry can be NULL fix from net tree, so far it's fine. - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.23-rc4-mm1: unpingable box and NULL dereference at tcp_rto_min()
On Sun, 2 Sep 2007, Alexey Dobriyan wrote: > > Unable to handle kernel NULL pointer dereference at 0039 RIP: > [] tcp_rto_min+0xc/0x20 tcp_rto_min() lacks a check-for-NULL. You want 5c127c58ae9bf196 from the net-2.6.git tree -- so this will be gone in -rc6. > P.S.: uh-oh, it's "[TCP] Allow minnimum RTO ..." aka 05bb1fad1cde Yup, it came from this last commit in net-2.6 before -rc5. [ Considering it's pretty core code (and thus the oops fairly easily reproducible), I initially thought this must've come from net-2.6.24. I suspect lot of testers might hit this, so would be wise to put that patch up as a hot-fix ? ] Satyam - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.23-rc4-mm1: unpingable box and NULL dereference at tcp_rto_min()
On Sun, 2 Sep 2007, Alexey Dobriyan wrote: Unable to handle kernel NULL pointer dereference at 0039 RIP: [803b6f7c] tcp_rto_min+0xc/0x20 tcp_rto_min() lacks a check-for-NULL. You want 5c127c58ae9bf196 from the net-2.6.git tree -- so this will be gone in -rc6. P.S.: uh-oh, it's [TCP] Allow minnimum RTO ... aka 05bb1fad1cde Yup, it came from this last commit in net-2.6 before -rc5. [ Considering it's pretty core code (and thus the oops fairly easily reproducible), I initially thought this must've come from net-2.6.24. I suspect lot of testers might hit this, so would be wise to put that patch up as a hot-fix ? ] Satyam - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/