memcpy: detected field-spanning write (size 16) 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: 3 PID: 11540 at ./include/net/ip_tunnels.h:662 ip_tunnel_info_opts_set include/net/ip_tunnels.h:662 [inline]
WARNING: CPU: 3 PID: 11540 at ./include/net/ip_tunnels.h:662 geneve_rx drivers/net/geneve.c:244 [inline]
WARNING: CPU: 3 PID: 11540 at ./include/net/ip_tunnels.h:662 geneve_udp_encap_recv+0x2498/0x2b90 drivers/net/geneve.c:401
Modules linked in:
CPU: 3 UID: 0 PID: 11540 Comm: syz.5.1449 Not tainted 6.14.0-rc5-syzkaller-00214-g21e4543a2e2f #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
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+0x2498/0x2b90 drivers/net/geneve.c:401
Code: 31 e8 ff ff e8 19 a4 44 fb c6 05 02 b7 d5 09 01 90 31 c9 48 c7 c2 20 66 16 8c 4c 89 e6 48 c7 c7 00 67 16 8c e8 e9 d3 04 fb 90 <0f> 0b 90 90 e9 5a ec ff ff e8 ea a3 44 fb e8 b5 56 c6 02 31 ff 41
RSP: 0018:ffffc900007187a0 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff8880534a2732 RCX: ffffffff817a1229
RDX: ffff888048074880 RSI: ffffffff817a1236 RDI: 0000000000000001
RBP: ffffc900007188b8 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000010
R13: ffff888029a13800 R14: 0000000000000000 R15: ffff888031d89400
FS:  00007fddfebab6c0(0000) GS:ffff88806a900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000400000001000 CR3: 000000004ccc6000 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:2380
 udp_queue_rcv_skb+0x198/0xd10 net/ipv4/udp.c:2458
 udp_unicast_rcv_skb+0x165/0x3b0 net/ipv4/udp.c:2618
 __udp4_lib_rcv+0x25fd/0x34e0 net/ipv4/udp.c:2694
 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:469 [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:5893
 __netif_receive_skb+0x1d/0x160 net/core/dev.c:6006
 process_backlog+0x443/0x15f0 net/core/dev.c:6354
 __napi_poll.constprop.0+0xb7/0x550 net/core/dev.c:7188
 napi_poll net/core/dev.c:7257 [inline]
 net_rx_action+0xa94/0x1010 net/core/dev.c:7379
 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]
 rcu_read_unlock_bh include/linux/rcupdate.h:919 [inline]
 __dev_queue_xmit+0x8b0/0x43e0 net/core/dev.c:4676
 dev_queue_xmit include/linux/netdevice.h:3313 [inline]
 packet_xmit+0x23e/0x360 net/packet/af_packet.c:276
 packet_snd net/packet/af_packet.c:3132 [inline]
 packet_sendmsg+0x272b/0x56c0 net/packet/af_packet.c:3164
 sock_sendmsg_nosec net/socket.c:718 [inline]
 __sock_sendmsg net/socket.c:733 [inline]
 __sys_sendto+0x488/0x4f0 net/socket.c:2187
 __do_sys_sendto net/socket.c:2194 [inline]
 __se_sys_sendto net/socket.c:2190 [inline]
 __x64_sys_sendto+0xe0/0x1c0 net/socket.c:2190
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fddfdd8d169
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fddfebab038 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007fddfdfa5fa0 RCX: 00007fddfdd8d169
RDX: 0000000000000036 RSI: 00004000000000c0 RDI: 000000000000000b
RBP: 00007fddfde0e2a0 R08: 0000400000002780 R09: 0000000000000014
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fddfdfa5fa0 R15: 00007ffdbf658928
 </TASK>