------------[ cut here ]------------ memcpy: detected field-spanning write (size 80) of single field "&n->sel" at net/sched/cls_u32.c:1043 (size 16) WARNING: CPU: 0 PID: 5710 at net/sched/cls_u32.c:1043 u32_change+0x2962/0x3250 net/sched/cls_u32.c:1043 Modules linked in: CPU: 0 PID: 5710 Comm: syz-executor.0 Not tainted 6.0.0-rc6-next-20220921-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 RIP: 0010:u32_change+0x2962/0x3250 net/sched/cls_u32.c:1043 Code: f4 df 14 fa 48 8b b5 78 fe ff ff b9 10 00 00 00 48 c7 c2 20 f7 f5 8a 48 c7 c7 a0 f6 f5 8a c6 05 55 b3 63 06 01 e8 db d6 df 01 <0f> 0b e9 73 f3 ff ff e8 c2 df 14 fa 48 c7 c7 00 fc f5 8a e8 66 ed RSP: 0018:ffffc9000323f300 EFLAGS: 00010282 RAX: 0000000000000000 RBX: ffffc9000323f618 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff81620348 RDI: fffff52000647e52 RBP: ffffc9000323f4a0 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 203a7970636d656d R12: ffff88807c59f0e0 R13: ffffc9000323f5b8 R14: ffff88807c59d830 R15: ffff88807c59f000 FS: 00007f0271017700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002046a000 CR3: 000000001e828000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: tc_new_tfilter+0x938/0x2190 net/sched/cls_api.c:2146 rtnetlink_rcv_msg+0x955/0xca0 net/core/rtnetlink.c:6082 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2540 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x543/0x7f0 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x917/0xe10 net/netlink/af_netlink.c:1921 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:734 ____sys_sendmsg+0x712/0x8c0 net/socket.c:2482 ___sys_sendmsg+0x110/0x1b0 net/socket.c:2536 __sys_sendmsg+0xf3/0x1c0 net/socket.c:2565 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f026fe8a649 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0271017168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f026ff9bf80 RCX: 00007f026fe8a649 RDX: 0000000000000000 RSI: 0000000020000340 RDI: 0000000000000007 RBP: 00007f026fee5560 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe29f1269f R14: 00007f0271017300 R15: 0000000000022000