Re: Kernel 4.1.12 crash

2015-12-03 Thread Andrew
Hi. Thanks, I'll rebuild kernel with your patch "pppoe: fix memory corruption in padt work structure", tryto check it in test env, and try to update PPPoE servers. 03.12.2015 17:35, Guillaume Nault wrote: On Wed, Dec 02, 2015 at 06:23:35PM +0100, Guillaume Nault wrote: You can try the follo

Re: Kernel 4.1.12 crash

2015-12-03 Thread Guillaume Nault
On Wed, Dec 02, 2015 at 06:23:35PM +0100, Guillaume Nault wrote: > > You can try the following. It's not yet a proper fix as there are still > a few things that bug me in pppoe_connect(). > > --- > diff --git a/drivers/net/ppp/pppoe.c b/drivers/net/ppp/pppoe.c > index 5e0b432..865b74d 100644 > --

Re: Kernel 4.1.12 crash

2015-12-02 Thread Guillaume Nault
On Mon, Nov 30, 2015 at 09:42:08PM +0100, Guillaume Nault wrote: > On Mon, Nov 30, 2015 at 04:03:37PM +0100, Guillaume Nault wrote: > > Yes, it most likely was introduced by 287f3a943fef ("pppoe: Use > > workqueue to die properly when a PADT is received"). I still have to > > figure out why. > > I

Re: Kernel 4.1.12 crash

2015-11-30 Thread Guillaume Nault
[Adding Simon to the discussion] On Mon, Nov 30, 2015 at 04:03:37PM +0100, Guillaume Nault wrote: > On Mon, Nov 30, 2015 at 12:05:13AM +0200, Andrew wrote: > > 26.11.2015 18:44, Guillaume Nault пишет: > > >On Wed, Nov 25, 2015 at 04:58:54PM +0200, Andrew wrote: > > >>25.11.2015 16:10, Guillaume Na

Re: Kernel 4.1.12 crash

2015-11-30 Thread Guillaume Nault
On Mon, Nov 30, 2015 at 12:05:13AM +0200, Andrew wrote: > 26.11.2015 18:44, Guillaume Nault пишет: > >On Wed, Nov 25, 2015 at 04:58:54PM +0200, Andrew wrote: > >>25.11.2015 16:10, Guillaume Nault пишет: > >>>On Wed, Nov 25, 2015 at 12:59:52AM +0200, Andrew wrote: > Hi. > > I tried to r

Re: Kernel 4.1.12 crash

2015-11-26 Thread Guillaume Nault
On Wed, Nov 25, 2015 at 04:58:54PM +0200, Andrew wrote: > 25.11.2015 16:10, Guillaume Nault пишет: > >On Wed, Nov 25, 2015 at 12:59:52AM +0200, Andrew wrote: > >>Hi. > >> > >>I tried to reproduce errors in virtual environment (some VMs on my > >>notebook). > >> > >>I've tried to create 1000 client

Re: Kernel 4.1.12 crash

2015-11-25 Thread Guillaume Nault
On Wed, Nov 25, 2015 at 12:59:52AM +0200, Andrew wrote: > Hi. > > I tried to reproduce errors in virtual environment (some VMs on my > notebook). > > I've tried to create 1000 client PPPoE sessions from this box via script: > for i in `seq 1 1000`; do pppd plugin rp-pppoe.so user test password te

Re: Kernel 4.1.12 crash

2015-11-25 Thread Andrew
Hm, older image with 3.10.57 looks stable in same testcase - so at least one of bugs can be enough easily bisected. I'll try to downgrade kernel with same userland for testing, and then - bisect buggy commit. 25.11.2015 00:59, Andrew пишет: Hi. I tried to reproduce errors in virtual environme

Re: Kernel 4.1.12 crash

2015-11-24 Thread Andrew
Hi. I tried to reproduce errors in virtual environment (some VMs on my notebook). I've tried to create 1000 client PPPoE sessions from this box via script: for i in `seq 1 1000`; do pppd plugin rp-pppoe.so user test password test nodefaultroute maxfail 0 persist nodefaultroute holdoff 1 noaut

Re: Kernel 4.1.12 crash

2015-11-22 Thread Andrew
22.11.2015 07:17, Alexander Duyck wrote: On 11/21/2015 12:16 AM, Andrew wrote: Memory corruption, if happens, IMHO shouldn't be a hardware-related - almost all of these boxes, except H61M-based box from 1st log, works for a long time with uptime more than year; and only software was changed on i

Re: Kernel 4.1.12 crash

2015-11-21 Thread Alexander Duyck
On 11/21/2015 12:16 AM, Andrew wrote: Memory corruption, if happens, IMHO shouldn't be a hardware-related - almost all of these boxes, except H61M-based box from 1st log, works for a long time with uptime more than year; and only software was changed on it; H61M-based box runs memtest86 for a t

Re: Kernel 4.1.12 crash

2015-11-21 Thread Andrew
Memory corruption, if happens, IMHO shouldn't be a hardware-related - almost all of these boxes, except H61M-based box from 1st log, works for a long time with uptime more than year; and only software was changed on it; H61M-based box runs memtest86 for a tens of hours w/o any error. If it was

Re: Kernel 4.1.12 crash

2015-11-20 Thread Alexander Duyck
On 11/20/2015 05:58 AM, Andrew wrote: Hi all. Today some BRASes on 4.1.12 kernel were crashed. Here's crash traces: http://pastebin.com/p68hNS8R http://pastebin.com/36ieRAM2 http://pastebin.com/3BRTVEB6 On 3.2 kernel same hardware works OK, troubles were noticed after kernel upgrade. What add

Kernel 4.1.12 crash

2015-11-20 Thread Andrew
Hi all. Today some BRASes on 4.1.12 kernel were crashed. Here's crash traces: http://pastebin.com/p68hNS8R http://pastebin.com/36ieRAM2 http://pastebin.com/3BRTVEB6 On 3.2 kernel same hardware works OK, troubles were noticed after kernel upgrade. What additional info is needed? -- To unsub