Re: Kernel 4.1.12 crash

[Guillaume Nault <g.nault@alphalink.fr>]

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 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 noauth eth0; done
> >>
> >I've tried to reproduce the bug with your script, but couldn't get
> >anything to crash (VM is Debian Jessie i386 running on KVM with upstream
> >kernel 4.1.12). Does the crash happen before all sessions get
> >established?
> Yes, crash happens even before all daemon instances are started. Sessions
> don't get established because BRAS configured to reject sessions (so a lot
> of concurrent connection retries happens) - I still didn't created account
> for test user on it.
> 
Ok, I got the crash too. In fact I had misunderstood your previous
message, crash happens when PPP sessions don't get established
(authentication failures in my case).

I'll investigate on that and let you know.