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Date: Fri, 8 Sep 2017 00:08:06 +0200 From: Paweł Staszewski <pstaszewski@...are.pl> To: Eric Dumazet <eric.dumazet@...il.com> Cc: Linux Kernel Network Developers <netdev@...r.kernel.org> Subject: Re: latest netdev net-next kernel panic Also this panic occured about 3 minutes after traffic rise to 40G before host was working without trafic for about 30minutes - after traffic start to flow this bug start. Now i have this host without traffic and it is working for almost 1 hour :) W dniu 2017-09-07 o 23:47, Paweł Staszewski pisze: > Hi Eric > > > today upgraded some host from 4.13.0-rc7+ to latest net-next from git > > and run some tests simulate clients traffic 40Gbit / 5Mpps mixed tcp + > udp > > There is also bgpd running that feeds FIB with full bgp feed - about > 700k prefixes (so routing tables is about 700k routes with about 300 > nexthops) > > > There is also simulated about 1000 ip neigh hosts (arp) with about 300 > ip interfaces assigned on vlans > > > > With kernel 4.13.0-rc7+ (git from 05.09.2017) all tests are good > (besides that there is panic after about 10 hours - every time same > like in this link: > > https://bugzilla.kernel.org/attachment.cgi?id=258257 > > But looks like acpi related or c/p states with new intel cpus... dono > now. > > > > > W dniu 2017-09-07 o 23:39, Eric Dumazet pisze: >> On Thu, 2017-09-07 at 23:30 +0200, Paweł Staszewski wrote: >>> I want to mention also here cause last trace for RIP was dst_dev_put >>> >>> https://bugzilla.kernel.org/attachment.cgi?id=258259 >> Can you provide a bit more context ? >> >> Thanks ! >> >> >> > >
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