CFI failure at __traceiter_neigh_update+0x9d/0xf0 include/trace/events/neigh.h:72 (target: 0xffffc90000187370; expected type: 0xcdd4cfdd) invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 23 Comm: ksoftirqd/1 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:__traceiter_neigh_update+0x9d/0xf0 include/trace/events/neigh.h:72 Code: 05 e8 f7 4a b9 fd 49 8b 7e 08 48 8b 75 c8 48 8b 55 c0 44 89 e9 44 8b 45 d4 44 8b 4d d0 41 ba 23 30 2b 32 45 03 54 24 fc 74 02 <0f> 0b 41 ff d4 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 RSP: 0018:ffffc90000187370 EFLAGS: 00010282 RAX: 1ffff1102225c886 RBX: ffff8881112e4428 RCX: 0000000000000004 RDX: ffff888123431c56 RSI: ffff88811f6b5400 RDI: ffffc9000173f000 RBP: ffffc900001873b0 R08: 0000000000000001 R09: 0000000000000000 R10: 00000000d76b972f R11: 0000000000000100 R12: ffffffff817125c0 R13: 0000000000000004 R14: ffff8881112e4428 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000006e0f000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: trace_neigh_update include/trace/events/neigh.h:72 [inline] __neigh_update+0x1f4b/0x2080 net/core/neighbour.c:1307 neigh_update net/core/neighbour.c:1488 [inline] neigh_event_ns+0xb3/0x120 net/core/neighbour.c:1517 arp_process+0x119c/0x1920 net/ipv4/arp.c:851 NF_HOOK+0x14d/0x1a0 include/linux/netfilter.h:305 arp_rcv+0x2ef/0x480 net/ipv4/arp.c:990 __netif_receive_skb_list_ptype net/core/dev.c:5633 [inline] __netif_receive_skb_list_core+0x713/0x770 net/core/dev.c:5676 __netif_receive_skb_list net/core/dev.c:5728 [inline] netif_receive_skb_list_internal+0x7d2/0xa60 net/core/dev.c:5819 gro_normal_list include/net/gro.h:433 [inline] napi_complete_done+0x36f/0x790 net/core/dev.c:6160 virtqueue_napi_complete drivers/net/virtio_net.c:403 [inline] virtnet_poll+0x991/0x1150 drivers/net/virtio_net.c:1717 __napi_poll+0xd0/0x5e0 net/core/dev.c:6594 napi_poll net/core/dev.c:6661 [inline] net_rx_action+0x49b/0xaa0 net/core/dev.c:6775 handle_softirqs+0x1d7/0x600 kernel/softirq.c:642 run_ksoftirqd+0x28/0x30 kernel/softirq.c:1019 smpboot_thread_fn+0x4a0/0x910 kernel/smpboot.c:164 kthread+0x281/0x320 kernel/kthread.c:386 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__traceiter_neigh_update+0x9d/0xf0 include/trace/events/neigh.h:72 Code: 05 e8 f7 4a b9 fd 49 8b 7e 08 48 8b 75 c8 48 8b 55 c0 44 89 e9 44 8b 45 d4 44 8b 4d d0 41 ba 23 30 2b 32 45 03 54 24 fc 74 02 <0f> 0b 41 ff d4 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 RSP: 0018:ffffc90000187370 EFLAGS: 00010282 RAX: 1ffff1102225c886 RBX: ffff8881112e4428 RCX: 0000000000000004 RDX: ffff888123431c56 RSI: ffff88811f6b5400 RDI: ffffc9000173f000 RBP: ffffc900001873b0 R08: 0000000000000001 R09: 0000000000000000 R10: 00000000d76b972f R11: 0000000000000100 R12: ffffffff817125c0 R13: 0000000000000004 R14: ffff8881112e4428 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000006e0f000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400