Re: Socket stuck listening after incoming SABM with no listener

2018-12-15 Thread David Ranch
Hey Thomas, Good find! This does look pretty similar. I'm running a fairly up-to-date Raspbian. uname -r reports "4.9.27-v7+". Running new kernels is supposed to be a GOOD thing but unfortunately, there are kernel developers out there that are making changes to the AX.25 code. They are

Re: Socket stuck listening after incoming SABM with no listener

2018-12-15 Thread David Ranch
Hello Thomas, I think you're hitting a known AX.25 kernel bug. What kernel version are you running?Below is an email thread with another HAMs that was seeing something similar. He came back with: Ubuntu 14.04 LTS with the older kernel. Works great. A few of us have been trying

Socket stuck listening after incoming SABM with no listener

2018-12-15 Thread Thomas Karpiniec
Hi list, I have a KISS-attached TNC that I use primarily for outgoing AX.25 layer connections, and for TCP/IP services listening on ax0. I am not running ax25d or any software listening on an AX.25-family socket. I've noticed on several occasions that if somebody sends an SABM to my station