See http://marc.info/?l=linux-netdev&w=2&r=1&s=ax25&q=b for development discussion.
Currently there are these Patches applied on DB0FHN Kernel 2.6.24.2:
Patches to be applied on next DB0FHN Kernel 2.6.25:
xx.xx.2006: Sometimes (once in 3 month) there are hanging AX25-Linux-Connections:
Active AX.25 sockets Dest Source Device State Vr/Vs Send-Q Recv-Q DG2BRS-0 DB0FHN-9 ax0 LISTENING 005/007 0 3592