Re: bnx(4) lockups?

[Stephen Borrill <netbsd%precedence.co.uk@localhost>]

On Wed, 20 Mar 2019, Masanobu SAITOH wrote:
> Hi, Stephen.
>
> On 2019/03/19 22:27, Stephen Borrill wrote:
> > I have a reliable installation on one Lenovo server which has wm(4) NICs. 
> > It has connections to the LAN and directly to the open Internet. I tried to 
> > migrate it to a different server which has bnx(4) NICs. If not connected to 
> > the Internet, it runs reliably. If connected to the Internet and traffic is 
> > flowing, it will lock solid after a while. I have encountered this 
> > previously and tracked it down to IPFilter. My workaround on that occasion 
> > was to use "pass in all/pass out all" rules (I could not disable IPFilter 
> > as I needed NAT) as anything more complex caused the lock. However, on this 
> > occasion I switched to NPF and the lockups continue. This is on netbsd-7.
> >
> > The hardware has been running XenServer solidly under heavy load for a 
> > number of years. Doing internal data copies (to stress the HDDs and RAID 
> > controller) is also reliable.
> >
> > I really can't think of much else besides the network hardware (and I don't 
> > have any spare NICs to hand). Is bnx(4) known bad?
[snip]
> Could you try the following patch? This is taken from OpenBSD rev. 1.93.
> Just guess. Not tested yet.

Unfortunately, it still locked up with this patch.

--
Stephen