mirror-linux/net
Fernando Fernandez Mancera 03cbcdf938 ipv6: use the right ifindex when replying to icmpv6 from localhost
When replying to a ICMPv6 echo request that comes from localhost address
the right output ifindex is 1 (lo) and not rt6i_idev dev index. Use the
skb device ifindex instead. This fixes pinging to a local address from
localhost source address.

$ ping6 -I ::1 2001:1:1::2 -c 3
PING 2001:1:1::2 (2001:1:1::2) from ::1 : 56 data bytes
64 bytes from 2001:1:1::2: icmp_seq=1 ttl=64 time=0.037 ms
64 bytes from 2001:1:1::2: icmp_seq=2 ttl=64 time=0.069 ms
64 bytes from 2001:1:1::2: icmp_seq=3 ttl=64 time=0.122 ms

2001:1:1::2 ping statistics
3 packets transmitted, 3 received, 0% packet loss, time 2032ms
rtt min/avg/max/mdev = 0.037/0.076/0.122/0.035 ms

Fixes: 1b70d792cf ("ipv6: Use rt6i_idev index for echo replies to a local address")
Signed-off-by: Fernando Fernandez Mancera <fmancera@suse.de>
Reviewed-by: David Ahern <dsahern@kernel.org>
Link: https://patch.msgid.link/20260121194409.6749-1-fmancera@suse.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2026-01-25 13:16:47 -08:00
..
6lowpan
9p - fix a bug with O_APPEND in cached mode causing data to be written multiple times on server 2025-12-07 08:29:09 -08:00
802
8021q net: vlan: sync VLAN features with lower device 2025-10-31 17:42:35 -07:00
appletalk net: Convert proto_ops connect() callbacks to use sockaddr_unsized 2025-11-04 19:10:32 -08:00
atm Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-11-27 12:19:08 -08:00
ax25 net: Convert proto_ops connect() callbacks to use sockaddr_unsized 2025-11-04 19:10:32 -08:00
batman-adv Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-10-31 06:46:03 -07:00
bluetooth Bluetooth: MGMT: Fix memory leak in set_ssp_complete 2026-01-22 13:26:53 -05:00
bpf bpf: Fix reference count leak in bpf_prog_test_run_xdp() 2026-01-12 16:37:40 -08:00
bridge net: bridge: annotate data-races around fdb->{updated,used} 2026-01-09 17:36:21 -08:00
caif caif: fix integer underflow in cffrml_receive() 2025-12-11 01:35:41 -08:00
can net: can: j1939: j1939_xtp_rx_rts_session_active(): deactivate session upon receiving the second rts 2026-01-15 09:52:39 +01:00
ceph libceph: make calc_target() set t->paused, not just clear it 2026-01-06 00:39:43 +01:00
core net: add skb->data_len and (skb>end - skb->tail) to skb_dump() 2026-01-15 19:49:47 -08:00
dcb Revert "Documentation: net: add flow control guide and document ethtool API" 2025-10-01 09:48:21 +02:00
devlink tools: ynl-gen: add regeneration comment 2025-11-25 19:20:42 -08:00
dns_resolver net/dns_resolver: use credential guards in dns_query() 2025-11-04 12:36:51 +01:00
dsa net: dsa: fix off-by-one in maximum bridge ID determination 2026-01-21 19:52:29 -08:00
ethernet net: optimize eth_type_trans() vs CONFIG_STACKPROTECTOR_STRONG=y 2025-11-24 19:27:31 -08:00
ethtool ethtool: Avoid overflowing userspace buffer on stats query 2025-12-18 12:24:25 +01:00
handshake net/handshake: Fix null-ptr-deref in handshake_complete() 2025-12-22 12:36:40 +01:00
hsr net/hsr: fix NULL pointer dereference in prp_get_untagged_frame() 2025-12-04 11:15:13 +01:00
ieee802154 net: Convert proto callbacks from sockaddr to sockaddr_unsized 2025-11-04 19:10:33 -08:00
ife
ipv4 fou: Don't allow 0 for FOU_ATTR_IPPROTO. 2026-01-17 16:00:24 -08:00
ipv6 ipv6: use the right ifindex when replying to icmpv6 from localhost 2026-01-25 13:16:47 -08:00
iucv net: Remove KMSG_COMPONENT macro 2025-11-28 19:20:27 -08:00
kcm Networking changes for 6.19. 2025-12-03 17:24:33 -08:00
key pfkey: Deprecate pfkey 2025-10-30 09:03:12 +01:00
l2tp l2tp: avoid one data-race in l2tp_tunnel_del_work() 2026-01-19 09:55:41 -08:00
l3mdev
lapb
llc net: Convert proto_ops connect() callbacks to use sockaddr_unsized 2025-11-04 19:10:32 -08:00
mac80211 wifi: mac80211: apply advertised TTLM from association response 2026-01-20 10:02:01 +01:00
mac802154
mctp net: mctp: test: move TX packetqueue from dst to dev 2025-12-01 13:52:13 -08:00
mpls mpls: Drop RTNL for RTM_NEWROUTE, RTM_DELROUTE, and RTM_GETROUTE. 2025-11-03 17:40:54 -08:00
mptcp mptcp: ensure context reset on disconnect() 2025-12-23 09:12:25 +01:00
ncsi
netfilter netfilter: nf_conncount: update last_gc only when GC has been performed 2026-01-02 10:44:28 +01:00
netlabel
netlink net: Convert proto_ops connect() callbacks to use sockaddr_unsized 2025-11-04 19:10:32 -08:00
netrom netrom: fix double-free in nr_route_frame() 2026-01-20 19:15:40 -08:00
nfc net: nfc: fix deadlock between nfc_unregister_device and rfkill_fop_write 2025-12-28 09:15:42 +01:00
nsh
openvswitch net: openvswitch: fix data race in ovs_vport_get_upcall_stats 2026-01-22 12:55:22 +01:00
packet net: Convert struct sockaddr to fixed-size "sa_data[14]" 2025-11-04 19:10:33 -08:00
phonet net: Convert proto callbacks from sockaddr to sockaddr_unsized 2025-11-04 19:10:33 -08:00
psample
psp tools: ynl-gen: add regeneration comment 2025-11-25 19:20:42 -08:00
qrtr net: Convert proto_ops connect() callbacks to use sockaddr_unsized 2025-11-04 19:10:32 -08:00
rds net: Convert proto_ops connect() callbacks to use sockaddr_unsized 2025-11-04 19:10:32 -08:00
rfkill net: replace use of system_wq with system_percpu_wq 2025-09-22 17:40:30 -07:00
rose net: rose: fix invalid array index in rose_kill_by_device() 2025-12-30 11:45:51 +01:00
rxrpc rxrpc: Fix data-race warning and potential load/store tearing 2026-01-21 19:59:29 -08:00
sched net/sched: act_ife: avoid possible NULL deref 2026-01-22 08:01:44 -08:00
sctp sctp: move SCTP_CMD_ASSOC_SHKEY right after SCTP_CMD_PEER_INIT 2026-01-17 15:10:34 -08:00
shaper tools: ynl-gen: add regeneration comment 2025-11-25 19:20:42 -08:00
smc net: smc: SMC_HS_CTRL_BPF should depend on BPF_JIT 2025-12-04 11:07:18 -08:00
strparser Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-11-13 12:35:38 -08:00
sunrpc nfsd-6.19 fixes: 2025-12-24 09:23:04 -08:00
switchdev
tipc Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-11-13 12:35:38 -08:00
tls Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-10-31 06:46:03 -07:00
unix net: do not write to msg_get_inq in callee 2026-01-08 08:45:13 -08:00
vmw_vsock vsock/virtio: cap TX credit to local buffer size 2026-01-22 15:41:33 +01:00
wireless wifi: cfg80211: ignore link disabled flag from userspace 2026-01-20 10:02:01 +01:00
x25 net: Convert proto_ops connect() callbacks to use sockaddr_unsized 2025-11-04 19:10:32 -08:00
xdp Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-11-27 12:19:08 -08:00
xfrm xfrm: set ipv4 no_pmtu_disc flag only on output sa when direction is set 2025-12-15 11:06:25 +01:00
Kconfig net: Kconfig: discourage drop_monitor enablement 2025-10-17 16:29:26 -07:00
Kconfig.debug
Makefile psp: base PSP device support 2025-09-18 12:32:06 +02:00
compat.c socket: Unify getsockname and getpeername implementation 2025-11-26 13:45:23 -07:00
devres.c
socket.c vfs-6.19-rc1.fixes 2025-12-05 15:52:30 -08:00
sysctl_net.c