memcpy: detected field-spanning write (size 4) of single field "_Generic(info, const struct ip_tunnel_info * : ((const void *)((info) + 1)), struct ip_tunnel_info * : ((void *)((info) + 1)) )" at ./include/net/ip_tunnels.h:662 (size 0)
WARNING: CPU: 2 PID: 63 at ./include/net/ip_tunnels.h:662 ip_tunnel_info_opts_set include/net/ip_tunnels.h:662 [inline]
WARNING: CPU: 2 PID: 63 at ./include/net/ip_tunnels.h:662 geneve_rx drivers/net/geneve.c:244 [inline]
WARNING: CPU: 2 PID: 63 at ./include/net/ip_tunnels.h:662 geneve_udp_encap_recv+0x239e/0x2a20 drivers/net/geneve.c:401
Modules linked in:
CPU: 2 UID: 0 PID: 63 Comm: kworker/2:1 Not tainted 6.13.0-rc5-syzkaller-00163-gab75170520d4 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Workqueue: events_long defense_work_handler
RIP: 0010:ip_tunnel_info_opts_set include/net/ip_tunnels.h:662 [inline]
RIP: 0010:geneve_rx drivers/net/geneve.c:244 [inline]
RIP: 0010:geneve_udp_encap_recv+0x239e/0x2a20 drivers/net/geneve.c:401
Code: 2b e9 ff ff e8 f3 e2 4c fb c6 05 9f b7 fa 09 01 90 31 c9 48 c7 c2 a0 ed 14 8c 4c 89 e6 48 c7 c7 80 ee 14 8c e8 63 1c 0d fb 90 <0f> 0b 90 90 e9 54 ed ff ff e8 c4 e2 4c fb e8 3f 51 c5 02 31 ff 41
RSP: 0018:ffffc900006587a0 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff88803fdf1232 RCX: ffffffff815a5139
RDX: ffff88802012a440 RSI: ffffffff815a5146 RDI: 0000000000000001
RBP: ffffc900006588b8 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000004 R12: 0000000000000004
R13: ffff88804c5ea400 R14: 0000000000000000 R15: ffff8880271ae000
FS:  0000000000000000(0000) GS:ffff88806a800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2e020220 CR3: 000000000df7e000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 udp_queue_rcv_one_skb+0xad5/0x18b0 net/ipv4/udp.c:2316
 udp_queue_rcv_skb+0x198/0xd10 net/ipv4/udp.c:2394
 udp_unicast_rcv_skb+0x165/0x3b0 net/ipv4/udp.c:2554
 __udp4_lib_rcv+0x25fd/0x34e0 net/ipv4/udp.c:2630
 ip_protocol_deliver_rcu+0x2ff/0x4c0 net/ipv4/ip_input.c:205
 ip_local_deliver_finish+0x316/0x570 net/ipv4/ip_input.c:233
 NF_HOOK include/linux/netfilter.h:314 [inline]
 NF_HOOK include/linux/netfilter.h:308 [inline]
 ip_local_deliver+0x18e/0x1f0 net/ipv4/ip_input.c:254
 dst_input include/net/dst.h:460 [inline]
 ip_rcv_finish net/ipv4/ip_input.c:447 [inline]
 NF_HOOK include/linux/netfilter.h:314 [inline]
 NF_HOOK include/linux/netfilter.h:308 [inline]
 ip_rcv+0x2c3/0x5d0 net/ipv4/ip_input.c:567
 __netif_receive_skb_one_core+0x199/0x1e0 net/core/dev.c:5674
 __netif_receive_skb+0x1d/0x160 net/core/dev.c:5787
 process_backlog+0x443/0x15f0 net/core/dev.c:6119
 __napi_poll.constprop.0+0xb7/0x550 net/core/dev.c:6885
 napi_poll net/core/dev.c:6954 [inline]
 net_rx_action+0xa94/0x1010 net/core/dev.c:7076
 handle_softirqs+0x213/0x8f0 kernel/softirq.c:561
 do_softirq kernel/softirq.c:462 [inline]
 do_softirq+0xb2/0xf0 kernel/softirq.c:449
 </IRQ>
 <TASK>
 __local_bh_enable_ip+0x100/0x120 kernel/softirq.c:389
 local_bh_enable include/linux/bottom_half.h:33 [inline]
 update_defense_level+0x5ce/0xf50 net/netfilter/ipvs/ip_vs_ctl.c:210
 defense_work_handler+0x26/0xd0 net/netfilter/ipvs/ip_vs_ctl.c:235
 process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3229
 process_scheduled_works kernel/workqueue.c:3310 [inline]
 worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391
 kthread+0x2c1/0x3a0 kernel/kthread.c:389
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>