On Thu, Aug 3, 2017 at 2:09 AM, Franklin Marmon <marmon@xxxxxxxxxx> wrote: > I did have a connection prior to the binding. If I can reproduce I will test against the 4.8.x kernel when I am able. This is a live system and requires coordinate with others. Sorry, it should be 4.9.x > > Thank you! > > frm > > Franklin Marmon > The Hyde Company > 331 East Broadway > Missoula, MT 59801 > > Office: 406.541.4777 > Cell: 406.493.2460 > http://www.hydeco.com > marmon@xxxxxxxxxx > > -----Original Message----- > From: Xin Long [mailto:lucien.xin@xxxxxxxxx] > Sent: Wednesday, August 2, 2017 7:28 AM > To: marmon@xxxxxxxxxx > Cc: linux-sctp@xxxxxxxxxxxxxxx; smcclain@xxxxxxxxxx; jerry@xxxxxxxxxx > Subject: Re: address already in use on previously used (but currently unused) IP:PORT combinations in sctp_bindx() > > On Wed, Aug 2, 2017 at 7:43 AM, Franklin Marmon <marmon@xxxxxxxxxx> wrote: >> Hello, >> >> I'm having trouble with sctp_bindx() reporting address already in use >> when attempting to bind sockets. The IP:PORT combinations are not >> open, do not show up in /proc/net/sctp/assocs, netstat, ss, or lsof. >> The IP:PORTs were bound in a previous instance of the client >> application however that application itself has been killed and >> restarted. It is as if the kernel believes the IP:PORT pair is in use >> when, as far as I can tell, it isn't. If I change the ports used in my >> addresses to ports I have not used previously the bind succeeds >> without issue. Any suggestions on how I can tell what is holding the ports open, or how to reset the sctp port table in the kernel? >> >> Lksctp-tools verison: 1.0.16 >> Kernel version: 4.4.6 > Did you have sctp connection and sctp traffic before this binding ? > It maybe an asoc leak in 4.4.y kernel. > If it's reproducable, can you try against this commit(or with 4.8.y kernel) > > commit b61c654f9b3f1a271217e46c893f80565b1f754d > Author: Xin Long <lucien.xin@xxxxxxxxx> > Date: Wed Sep 14 02:04:20 2016 +0800 > > sctp: free msg->chunks when sctp_primitive_SEND return err > > > > >> IP-Family: IPv4 >> Number of addresses passed to sctp_bindx(): normally 2, have tested >> with each address individually >> >> frm >> >> >> Franklin Marmon >> The Hyde Company >> 331 East Broadway >> Missoula, MT 59801 >> >> Office: 406.541.4777 >> Cell: 406.493.2460 >> http://www.hydeco.com >> marmon@xxxxxxxxxx >> >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-sctp" >> in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo >> info at http://vger.kernel.org/majordomo-info.html > > -- To unsubscribe from this list: send the line "unsubscribe linux-sctp" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
