tipc: Started in network mode tipc: Node identity fe800000000000000000000000000014, cluster identity 4711 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6582 at net/core/flow_dissector.c:1107 __skb_flow_dissect+0xbbb/0x6dd0 net/core/flow_dissector.c:1102 Modules linked in: CPU: 0 PID: 6582 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 RIP: 0010:__skb_flow_dissect+0xbbb/0x6dd0 net/core/flow_dissector.c:1107 Code: 5c 5a 00 00 80 3d 83 75 fd 05 01 0f 85 82 5a 00 00 e8 b9 df 0e f9 e9 19 f9 ff ff e8 af df 0e f9 e9 b3 03 00 00 e8 a5 df 0e f9 <0f> 0b e9 00 ff ff ff e8 99 df 0e f9 c6 05 4e 75 fd 05 01 48 c7 c7 RSP: 0018:ffffc900034160e0 EFLAGS: 00010293 RAX: ffffffff887847fb RBX: ffff88802d59f270 RCX: ffff88807e3fda00 RDX: 0000000000000000 RSI: ffffffff8b1c9840 RDI: ffffffff8b1c9800 RBP: ffffc900034166f8 R08: dffffc0000000000 R09: 1ffffffff2238ea0 R10: dffffc0000000000 R11: fffffbfff2238ea1 R12: ffffffff8e8ba1a8 R13: ffffffff88783e36 R14: 0000000000000000 R15: 1ffffffff1d17436 FS: 00007fe4e58686c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f7bc941ae9c CR3: 0000000030cfa000 CR4: 00000000003506f0 Call Trace: skb_flow_dissect_flow_keys include/linux/skbuff.h:1544 [inline] ___skb_get_hash net/core/flow_dissector.c:1798 [inline] __skb_get_hash+0xf3/0x2e0 net/core/flow_dissector.c:1863 skb_get_hash include/linux/skbuff.h:1586 [inline] nft_trace_init+0x1bb/0x410 net/netfilter/nf_tables_trace.c:316 nft_do_chain+0x14fc/0x1600 net/netfilter/nf_tables_core.c:268 nf_route_table_hook6+0x366/0x7b0 net/netfilter/nft_chain_route.c:88 nf_hook_entry_hookfn include/linux/netfilter.h:144 [inline] nf_hook_slow+0xbd/0x200 net/netfilter/core.c:626 nf_hook include/linux/netfilter.h:259 [inline] __ip6_local_out+0x784/0x8a0 net/ipv6/output_core.c:143 ip6_local_out+0x2a/0x130 net/ipv6/output_core.c:153 ip6tunnel_xmit include/net/ip6_tunnel.h:161 [inline] udp_tunnel6_xmit_skb+0x53e/0x970 net/ipv6/ip6_udp_tunnel.c:109 tipc_udp_xmit+0x58d/0xb40 net/tipc/udp_media.c:220 tipc_bearer_xmit_skb+0x2ad/0x3f0 net/tipc/bearer.c:575 tipc_enable_bearer net/tipc/bearer.c:366 [inline] __tipc_nl_bearer_enable+0x10b7/0x13f0 net/tipc/bearer.c:1047 tipc_nl_bearer_enable+0x22/0x30 net/tipc/bearer.c:1056 genl_family_rcv_msg_doit+0x211/0x310 net/netlink/genetlink.c:971 genl_family_rcv_msg net/netlink/genetlink.c:1051 [inline] genl_rcv_msg+0x619/0x7a0 net/netlink/genetlink.c:1066 netlink_rcv_skb+0x241/0x4d0 net/netlink/af_netlink.c:2545 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1075 netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline] netlink_unicast+0x751/0x8d0 net/netlink/af_netlink.c:1346 netlink_sendmsg+0x8d0/0xbf0 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0x5ba/0x960 net/socket.c:2594 ___sys_sendmsg+0x2a6/0x360 net/socket.c:2648 __sys_sendmsg net/socket.c:2677 [inline] __do_sys_sendmsg net/socket.c:2686 [inline] __se_sys_sendmsg+0x1c2/0x2b0 net/socket.c:2684 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fe4e499cdd9 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:00007fe4e5868028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fe4e4c15fa0 RCX: 00007fe4e499cdd9 RDX: 0000000000000000 RSI: 0000200000000300 RDI: 0000000000000003 RBP: 00007fe4e4a32d69 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fe4e4c16038 R14: 00007fe4e4c15fa0 R15: 00007ffe36503778