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Date: Tue, 14 Nov 2023 17:23:39 +0000
From: Eric Dumazet <>
To: "David S . Miller" <>, Jakub Kicinski <>, 
	Paolo Abeni <>
Cc: Neal Cardwell <>, Yuchung Cheng <>, 
	David Morley <>,,, 
	Eric Dumazet <>
Subject: [PATCH net-next 0/2] tcp: change reaction to ICMP messages

ICMP[v6] messages received for a socket in TCP_SYN_SENT currently abort
the connection attempt, in violation of standards.

This series changes our stack to adhere to RFC 6069 and RFC 1122 (

Eric Dumazet (2):
  tcp: use tp->total_rto to track number of linear timeouts in SYN_SENT
  tcp: no longer abort SYN_SENT when receiving some ICMP

 net/ipv4/tcp_ipv4.c  | 6 ++++++
 net/ipv4/tcp_timer.c | 4 ++--
 net/ipv6/tcp_ipv6.c  | 9 ++++++---
 3 files changed, 14 insertions(+), 5 deletions(-)


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