New replicast peer: 172.20.20.187 BUG: unable to handle kernel paging request at ffffde20234a4213 #PF error: [normal kernel read fault] PGD 0 P4D 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 13704 Comm: syz-executor.4 Not tainted 5.1.0-rc7+ #1 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:iptunnel_xmit_stats include/net/ip_tunnels.h:444 [inline] RIP: 0010:iptunnel_xmit+0x6e5/0x970 net/ipv4/ip_tunnel_core.c:94 Code: c1 e9 03 80 3c 11 00 0f 85 72 02 00 00 48 03 1c c5 60 70 6c 88 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 5d 02 00 00 48 8d 7b 10 4d 63 e4 48 b8 00 00 00 RSP: 0018:ffff88806c9cf008 EFLAGS: 00010a02 RAX: dffffc0000000000 RBX: ffff11011a521080 RCX: 1ffffffff10d8e0c RDX: 1fffe220234a4213 RSI: ffffffff8332154c RDI: ffff11011a521098 RBP: ffff88806c9cf068 R08: ffff88806df8c180 R09: ffffed1015d05bc0 R10: ffffed1015d05bbf R11: ffff8880ae82ddfb R12: 00000000000000fc R13: ffff88806bd14d00 R14: ffff8880989a3714 R15: ffff88808c3946c0 FS: 00007f2fe91ed700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffde20234a4213 CR3: 00000000a3dda000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: udp_tunnel_xmit_skb+0x236/0x310 net/ipv4/udp_tunnel.c:191 tipc_udp_xmit.isra.0+0x805/0xcc0 net/tipc/udp_media.c:181 tipc_udp_send_msg+0x295/0x4a0 net/tipc/udp_media.c:247 tipc_bearer_xmit_skb+0x172/0x360 net/tipc/bearer.c:503 tipc_enable_bearer+0xac4/0xd20 net/tipc/bearer.c:328 __tipc_nl_bearer_enable+0x2de/0x3a0 net/tipc/bearer.c:899 tipc_nl_bearer_enable+0x23/0x40 net/tipc/bearer.c:907 genl_family_rcv_msg+0x753/0xf90 net/netlink/genetlink.c:629 genl_rcv_msg+0xca/0x16c net/netlink/genetlink.c:654 netlink_rcv_skb+0x17a/0x460 net/netlink/af_netlink.c:2486 genl_rcv+0x29/0x40 net/netlink/genetlink.c:665 netlink_unicast_kernel net/netlink/af_netlink.c:1311 [inline] netlink_unicast+0x536/0x720 net/netlink/af_netlink.c:1337 netlink_sendmsg+0x8ae/0xd70 net/netlink/af_netlink.c:1926 sock_sendmsg_nosec net/socket.c:660 [inline] sock_sendmsg+0x12e/0x170 net/socket.c:671 ___sys_sendmsg+0x81d/0x960 net/socket.c:2292 __sys_sendmsg+0x105/0x1d0 net/socket.c:2330 __do_sys_sendmsg net/socket.c:2339 [inline] __se_sys_sendmsg net/socket.c:2337 [inline] __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2337 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x458da9 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f2fe91ecc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458da9 RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000000000004 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2fe91ed6d4 R13: 00000000004c644f R14: 00000000004dad18 R15: 00000000ffffffff Modules linked in: CR2: ffffde20234a4213 ---[ end trace c59dc9cae44d1ca7 ]--- RIP: 0010:iptunnel_xmit_stats include/net/ip_tunnels.h:444 [inline] RIP: 0010:iptunnel_xmit+0x6e5/0x970 net/ipv4/ip_tunnel_core.c:94 Code: c1 e9 03 80 3c 11 00 0f 85 72 02 00 00 48 03 1c c5 60 70 6c 88 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 5d 02 00 00 48 8d 7b 10 4d 63 e4 48 b8 00 00 00 RSP: 0018:ffff88806c9cf008 EFLAGS: 00010a02 RAX: dffffc0000000000 RBX: ffff11011a521080 RCX: 1ffffffff10d8e0c RDX: 1fffe220234a4213 RSI: ffffffff8332154c RDI: ffff11011a521098 RBP: ffff88806c9cf068 R08: ffff88806df8c180 R09: ffffed1015d05bc0 R10: ffffed1015d05bbf R11: ffff8880ae82ddfb R12: 00000000000000fc R13: ffff88806bd14d00 R14: ffff8880989a3714 R15: ffff88808c3946c0 FS: 00007f2fe91ed700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffde20234a4213 CR3: 00000000a3dda000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400