------------[ cut here ]------------ memcpy: detected field-spanning write (size 96) of single field "&new->sel" at net/sched/cls_u32.c:834 (size 16) WARNING: CPU: 1 PID: 25075 at net/sched/cls_u32.c:834 u32_init_knode net/sched/cls_u32.c:834 [inline] WARNING: CPU: 1 PID: 25075 at net/sched/cls_u32.c:834 u32_change+0x22a2/0x31b0 net/sched/cls_u32.c:900 Modules linked in: CPU: 1 PID: 25075 Comm: syz-executor.3 Not tainted 6.1.0-syzkaller-11778-gc183e6c3ec34 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:u32_init_knode net/sched/cls_u32.c:834 [inline] RIP: 0010:u32_change+0x22a2/0x31b0 net/sched/cls_u32.c:900 Code: e5 ff ff e8 40 98 81 f9 b9 10 00 00 00 4c 89 e6 48 c7 c2 e0 76 60 8b 48 c7 c7 40 77 60 8b c6 05 08 fd 5d 06 01 e8 3e 38 bf 01 <0f> 0b e9 02 e5 ff ff e8 12 98 81 f9 4c 89 f7 41 bc f4 ff ff ff e8 RSP: 0018:ffffc90006557278 EFLAGS: 00010282 RAX: 0000000000000000 RBX: ffffc90006557598 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff8166721c RDI: fffff52000caae41 RBP: ffffc90006557418 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000000 R12: 0000000000000060 R13: ffff8880475128e0 R14: ffff888047512800 R15: ffff888049693c00 FS: 00007fa8493dc700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b32b21000 CR3: 000000007002d000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: tc_new_tfilter+0x96e/0x2220 net/sched/cls_api.c:2155 rtnetlink_rcv_msg+0x959/0xca0 net/core/rtnetlink.c:6132 netlink_rcv_skb+0x165/0x440 net/netlink/af_netlink.c:2564 netlink_unicast_kernel net/netlink/af_netlink.c:1330 [inline] netlink_unicast+0x547/0x7f0 net/netlink/af_netlink.c:1356 netlink_sendmsg+0x91b/0xe10 net/netlink/af_netlink.c:1932 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0xd3/0x120 net/socket.c:734 ____sys_sendmsg+0x712/0x8c0 net/socket.c:2476 ___sys_sendmsg+0x110/0x1b0 net/socket.c:2530 __sys_sendmsg+0xf7/0x1c0 net/socket.c:2559 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa84868c0a9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fa8493dc168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fa8487abf80 RCX: 00007fa84868c0a9 RDX: 0000000000000000 RSI: 0000000020000340 RDI: 0000000000000005 RBP: 00007fa8486e7ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcdc27a22f R14: 00007fa8493dc300 R15: 0000000000022000