tipc: Started in network mode tipc: Node identity 00000000000000000000000000000001, cluster identity 4711 tipc: New replicast peer: fe80:0000:0000:0000:0000:0000:0000:00bb ------------[ cut here ]------------ WARNING: CPU: 0 PID: 10820 at net/core/flow_dissector.c:1027 __skb_flow_dissect+0xb90/0x6b00 net/core/flow_dissector.c:1022 Modules linked in: CPU: 0 PID: 10820 Comm: syz.5.1630 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 RIP: 0010:__skb_flow_dissect+0xb90/0x6b00 net/core/flow_dissector.c:1027 Code: 3d 14 e0 db 05 01 0f 85 e4 57 00 00 e8 d9 f2 52 f9 e9 4c f9 ff ff e8 cf f2 52 f9 48 8b 5c 24 30 e9 87 03 00 00 e8 c0 f2 52 f9 <0f> 0b 4c 8b 74 24 28 e9 f1 fe ff ff e8 af f2 52 f9 c6 05 d5 df db RSP: 0000:ffffc900039b5de0 EFLAGS: 00010283 RAX: ffffffff882f81d0 RBX: ffffffff882f7a3e RCX: 0000000000080000 RDX: ffffc9000f9e3000 RSI: 000000000000a7de RDI: 000000000000a7df RBP: ffffc900039b63b8 R08: dffffc0000000000 R09: 1ffffffff215ee48 R10: dffffc0000000000 R11: fffffbfff215ee49 R12: 000000000000007c R13: 1ffffffff1c40a08 R14: 0000000000000000 R15: dffffc0000000000 FS: 00007f0f3e4816c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb018e0c838 CR3: 000000002e013000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: skb_flow_dissect_flow_keys include/linux/skbuff.h:1531 [inline] ___skb_get_hash+0x55/0x710 net/core/flow_dissector.c:1708 __skb_get_hash+0xd2/0x270 net/core/flow_dissector.c:1773 skb_get_hash include/linux/skbuff.h:1573 [inline] nft_trace_init+0x1e0/0x430 net/netfilter/nf_tables_trace.c:292 nft_do_chain+0x1678/0x1730 net/netfilter/nf_tables_core.c:243 nft_nat_do_chain+0x25c/0x340 net/netfilter/nft_chain_nat.c:32 nf_nat_inet_fn+0x665/0xc00 net/netfilter/nf_nat_core.c:751 nf_nat_ipv6_fn+0x223/0x2e0 net/netfilter/nf_nat_proto.c:937 nf_nat_ipv6_local_fn+0x2a/0x390 net/netfilter/nf_nat_proto.c:1001 nf_hook_entry_hookfn include/linux/netfilter.h:142 [inline] nf_hook_slow+0xb9/0x200 net/netfilter/core.c:614 nf_hook include/linux/netfilter.h:257 [inline] __ip6_local_out+0x780/0x8a0 net/ipv6/output_core.c:149 ip6_local_out+0x26/0x120 net/ipv6/output_core.c:159 ip6tunnel_xmit include/net/ip6_tunnel.h:161 [inline] udp_tunnel6_xmit_skb+0x53a/0x970 net/ipv6/ip6_udp_tunnel.c:109 tipc_udp_xmit+0x589/0xb40 net/tipc/udp_media.c:220 tipc_udp_send_msg+0x27b/0x3e0 net/tipc/udp_media.c:271 tipc_bearer_xmit_skb+0x2a9/0x3f0 net/tipc/bearer.c:577 tipc_enable_bearer net/tipc/bearer.c:368 [inline] __tipc_nl_bearer_enable+0x10cd/0x1460 net/tipc/bearer.c:1049 tipc_nl_bearer_enable+0x1e/0x30 net/tipc/bearer.c:1058 genl_family_rcv_msg_doit+0x22a/0x330 net/netlink/genetlink.c:756 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline] genl_rcv_msg+0x604/0x790 net/netlink/genetlink.c:850 netlink_rcv_skb+0x1fb/0x450 net/netlink/af_netlink.c:2511 genl_rcv+0x24/0x40 net/netlink/genetlink.c:861 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x74d/0x8d0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x8ad/0xbd0 net/netlink/af_netlink.c:1872 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x5be/0x970 net/socket.c:2518 ___sys_sendmsg+0x2a2/0x360 net/socket.c:2572 __sys_sendmsg net/socket.c:2601 [inline] __do_sys_sendmsg net/socket.c:2610 [inline] __se_sys_sendmsg+0x1bb/0x2a0 net/socket.c:2608 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f0f3d59c799 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0f3e481028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f0f3d816180 RCX: 00007f0f3d59c799 RDX: 0000000000000000 RSI: 0000200000000580 RDI: 0000000000000005 RBP: 00007f0f3d632c99 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f0f3d816218 R14: 00007f0f3d816180 R15: 00007ffcbf92f848