Building from top-of-tree still fails. Backing off bpf.c to 1.113 makes the problem go away.
If there's anything else I can try, just let me know. Thanks, Kent. On Thu, Jan 29, 2015 at 5:30 AM, Stuart Henderson <st...@openbsd.org> wrote: > On 2015/01/29 05:00, Kent Fritz wrote: >> I believe this worked until fairly recently, but it seems broken on >> the Jan 22 and Jan 28 amd64 snapshots, I haven't tried any other >> architectures yet. >> >> # nmap -n -Pn -sS -p22,80 scanme.nmap.org >> >> This scan should return results immediately, but mostly just hangs >> there. It's intermittent -- it works occasionally for me. It's not a >> local issue, as I've tried it from work and home on 2 different >> machines. If you run with --packet-trace and run tcpdump in parallel, >> nmap is not receiving the second ack, though you can see it in >> tcpdump. >> >> Kent. >> > > First can you try a kernel built from -current sources (to make sure > you have sys/net/bpf.c r1.115)? > > If that doesn't help, try going back to bpf.c r1.113. >
