IPv6 BGP & kernel 4.19

[Ondrej Zajicek]

On Thu, Nov 21, 2019 at 04:09:24PM +0000, Andrew Hearn wrote:
> > Without traffic through the box (all IPv6 prefixes filtered) the bgp
> > sessions is stable. With traffic the bgp session dies after some time
> > and ssh connections in the default table freezes.
> > 
> > I did some packet captures and saw tcp retransmissions before hold timer
> > expires.
> > 
> > Kernel 4.14.127 is here stable, too. Sadly I have no time for a kernel
> > bisect until September. (And no glue where to start and how to trigger
> > the bug faster.)
> 
> Sorry to bring up a fairly old thread...
> 
> We believe we are seeing this problem too, since a Stretch->Buster
> upgrade - was there a solution to this?

Perhaps try kernel 5.2.x or 5.3.x from buster-backports?

-- 
Elen sila lumenn' omentielvo

Ondrej 'Santiago' Zajicek (email: santiago at crfreenet.org)
OpenPGP encrypted e-mails preferred (KeyID 0x11DEADC3, wwwkeys.pgp.net)
"To err is human -- to blame it on a computer is even more so."