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36534d3c54
linux/net
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Eric Dumazet 36534d3c54 tcp: use signed arithmetic in tcp_rtx_probe0_timed_out() 
Due to timer wheel implementation, a timer will usually fire
after its schedule.

For instance, for HZ=1000, a timeout between 512ms and 4s
has a granularity of 64ms.
For this range of values, the extra delay could be up to 63ms.

For TCP, this means that tp->rcv_tstamp may be after
inet_csk(sk)->icsk_timeout whenever the timer interrupt
finally triggers, if one packet came during the extra delay.

We need to make sure tcp_rtx_probe0_timed_out() handles this case.

Fixes: e89688e3e9 ("net: tcp: fix unexcepted socket die when snd_wnd is 0")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Menglong Dong <imagedong@tencent.com>
Acked-by: Neal Cardwell <ncardwell@google.com>
Reviewed-by: Jason Xing <kerneljasonxing@gmail.com>
Link: https://lore.kernel.org/r/20240607125652.1472540-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2024-06-10 19:50:10 -07:00
..
6lowpan net: fill in MODULE_DESCRIPTION()s for 6LoWPAN 2024-02-09 14:12:01 -08:00
9p Two fixes headed to stable trees: 2024-05-29 09:25:15 -07:00
802
8021q net: annotate writes on dev->mtu from ndo_change_mtu() 2024-05-07 16:19:14 -07:00
appletalk Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2024-05-09 10:01:01 -07:00
atm net: change proto and proto_ops accept type 2024-05-13 18:19:09 -06:00
ax25 ax25: Replace kfree() in ax25_dev_free() with ax25_dev_put() 2024-06-01 15:49:42 -07:00
batman-adv tracing/treewide: Remove second parameter of __assign_str() 2024-05-22 20:14:47 -04:00
bluetooth net-accept-more-20240515 2024-05-18 10:32:39 -07:00
bpf bpf: Set run context for rawtp test_run callback 2024-06-05 09:41:33 +02:00
bridge Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next 2024-05-15 07:30:49 -07:00
caif caif: Use UTILITY_NAME_LENGTH instead of hard-coding 16 2024-04-02 18:20:00 -07:00
can linux-can-next-for-6.9-20240220 2024-02-20 15:32:45 +01:00
ceph libceph: init the cursor when preparing sparse read in msgr2 2024-03-06 12:43:01 +01:00
core rtnetlink: make the "split" NLM_DONE handling generic 2024-06-05 12:34:54 +01:00
dcb
dccp net: dccp: Fix ccid2_rtt_estimator() kernel-doc 2024-05-07 16:15:08 -07:00
devlink devlink: extend devlink_param *set pointer 2024-04-22 13:05:19 -07:00
dns_resolver
dsa tracing/treewide: Remove second parameter of __assign_str() 2024-05-22 20:14:47 -04:00
ethernet netkit: Fix pkt_type override upon netkit pass verdict 2024-05-25 10:48:57 -07:00
ethtool net: ethtool: fix the error condition in ethtool_get_phy_stats_ethtool() 2024-06-06 13:34:33 +02:00
handshake net/handshake: remove redundant assignment to variable ret 2024-04-16 17:14:55 -07:00
hsr Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2024-05-09 10:01:01 -07:00
ieee802154 tracing/treewide: Remove second parameter of __assign_str() 2024-05-22 20:14:47 -04:00
ife
ipv4 tcp: use signed arithmetic in tcp_rtx_probe0_timed_out() 2024-06-10 19:50:10 -07:00
ipv6 tcp: fix race in tcp_v6_syn_recv_sock() 2024-06-10 13:11:22 +01:00
iucv more s390 updates for 6.10 merge window 2024-05-21 12:09:36 -07:00
kcm net: kcm: fix incorrect parameter validation in the kcm_getsockopt) function 2024-03-11 09:53:22 +00:00
key net: fill in MODULE_DESCRIPTION()s for af_key 2024-02-09 14:12:01 -08:00
l2tp l2tp: fix ICMP error handling for UDP-encap sockets 2024-05-17 12:15:22 -07:00
l3mdev
lapb
llc net: change proto and proto_ops accept type 2024-05-13 18:19:09 -06:00
mac80211 wifi: mac80211: fix UBSAN noise in ieee80211_prep_hw_scan() 2024-05-29 15:58:54 +02:00
mac802154 mac802154: fix llsec key resources release in mac802154_llsec_key_del 2024-03-06 21:01:26 +01:00
mctp Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2024-02-29 14:24:56 -08:00
mpls net: Remove the now superfluous sentinel elements from ctl_table array 2024-05-03 13:29:41 +01:00
mptcp mptcp: pm: update add_addr counters after connect 2024-06-10 19:49:10 -07:00
ncsi net/ncsi: Fix the multi thread manner of NCSI driver 2024-06-01 16:21:44 -07:00
netfilter netfilter: nft_fib: allow from forward/input without iif selector 2024-05-29 00:37:51 +02:00
netlabel netlabel: fix RCU annotation for IPv4 options on socket creation 2024-05-13 14:58:12 -07:00
netlink netlink: support all extack types in dumps 2024-04-23 10:09:49 -07:00
netrom net-accept-more-20240515 2024-05-18 10:32:39 -07:00
nfc Quite smaller than usual. Notably it includes the fix for the unix 2024-05-23 12:49:37 -07:00
nsh nsh: Restore skb->{protocol,data,mac_header} for outer header in nsh_gso_segment(). 2024-04-26 12:20:01 +02:00
openvswitch Quite smaller than usual. Notably it includes the fix for the unix 2024-05-23 12:49:37 -07:00
packet af_packet: do not call packet_read_pending() from tpacket_destruct_skb() 2024-05-16 19:38:05 -07:00
phonet net: change proto and proto_ops accept type 2024-05-13 18:19:09 -06:00
psample ip_tunnel: convert __be16 tunnel flags to bitmaps 2024-04-01 10:49:28 +01:00
qrtr net: qrtr: ns: Fix module refcnt 2024-05-16 09:47:45 +01:00
rds net: change proto and proto_ops accept type 2024-05-13 18:19:09 -06:00
rfkill net: rfkill: gpio: Convert to platform remove callback returning void 2024-03-25 15:40:22 +01:00
rose net: change proto and proto_ops accept type 2024-05-13 18:19:09 -06:00
rxrpc Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2024-05-09 10:01:01 -07:00
sched net/sched: initialize noop_qdisc owner 2024-06-10 19:36:49 -07:00
sctp net: change proto and proto_ops accept type 2024-05-13 18:19:09 -06:00
smc net/smc: avoid overwriting when adjusting sock bufsizes 2024-06-05 09:42:57 +01:00
strparser
sunrpc NFS client updates for Linux 6.10 2024-05-23 13:51:09 -07:00
switchdev net: bridge: switchdev: Improve error message for port_obj_add/del functions 2024-05-08 12:19:12 +01:00
tipc tracing/treewide: Remove second parameter of __assign_str() 2024-05-22 20:14:47 -04:00
tls tls: fix missing memory barrier in tls_init 2024-05-23 12:03:26 +02:00
unix af_unix: Annotate data-race of sk->sk_shutdown in sk_diag_fill(). 2024-06-06 12:57:15 +02:00
vmw_vsock virtio: features, fixes, cleanups 2024-05-23 12:04:36 -07:00
wireless wifi: cfg80211: fix 6 GHz scan request building 2024-05-29 15:25:25 +02:00
x25 net: change proto and proto_ops accept type 2024-05-13 18:19:09 -06:00
xdp Revert "xsk: Support redirect to any socket bound to the same umem" 2024-06-05 09:42:30 +02:00
xfrm net: fix __dst_negative_advice() race 2024-05-29 17:34:49 -07:00
compat.c
devres.c
Kconfig net: add IEEE 802.1q specific helpers 2024-05-08 10:35:09 +01:00
Kconfig.debug
Makefile af_unix: Remove CONFIG_UNIX_SCM. 2024-01-31 16:41:16 -08:00
socket.c net: have do_accept() take a struct proto_accept_arg argument 2024-05-13 18:19:19 -06:00
sysctl_net.c sysctl: treewide: constify argument ctl_table_root::permissions(table) 2024-04-24 09:43:54 +02:00