Hello. I do not know which version you use. But I observe similar issue and in my case it was problem with sk_ack_backlog sctp-Fix-sk_ack_backlog-wrap-around-problem.patch With best regards Vasyl. ________________________________________ From: linux-sctp-owner@xxxxxxxxxxxxxxx [linux-sctp-owner@xxxxxxxxxxxxxxx] on behalf of ext Daniel Borkmann [daniel@xxxxxxxxxxxxx] Sent: Thursday, June 18, 2015 4:30 PM To: Sun Paul Cc: linux-sctp@xxxxxxxxxxxxxxx Subject: Re: NO TCB to Destory On 06/18/2015 12:20 PM, Sun Paul wrote: > Hi > > I suffered a case on a SCTP connection. > > HOST A sends INIT chunk to HOST B > HOST B returns INIT_ACK chunk back to HOST A > HOST A sends COOKIE_ECHO chunk to HOST B > HOST B then send ABORT chunk with T-bit set to 1. > > Any idea on why ABORT chunk is sent out? Do you have a reliable, minimal reproducer? -- 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