netlink: 44 bytes leftover after parsing attributes in process `syz.3.4284'.
------------[ cut here ]------------
memcpy: detected field-spanning write (size 32) of single field "&new->sel" at net/sched/cls_u32.c:853 (size 16)
WARNING: CPU: 1 PID: 22297 at net/sched/cls_u32.c:853 u32_init_knode net/sched/cls_u32.c:853 [inline]
WARNING: CPU: 1 PID: 22297 at net/sched/cls_u32.c:853 u32_change+0x1dfc/0x27e0 net/sched/cls_u32.c:919
Modules linked in:
CPU: 1 PID: 22297 Comm: syz.3.4284 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
RIP: 0010:u32_init_knode net/sched/cls_u32.c:853 [inline]
RIP: 0010:u32_change+0x1dfc/0x27e0 net/sched/cls_u32.c:919
Code: f9 eb 59 e8 f6 6d 1e f9 c6 05 4f 84 a7 05 01 b9 10 00 00 00 48 c7 c7 a0 a0 8e 8b 4c 89 fe 48 c7 c2 20 a1 8e 8b e8 b4 dd e9 f8 <0f> 0b e9 ff ee ff ff e8 c8 6d 1e f9 eb 24 e8 c1 6d 1e f9 c6 05 c3
RSP: 0018:ffffc90003c8ee40 EFLAGS: 00010246
RAX: 9df80f2575e53f00 RBX: ffff88807d438ee0 RCX: 0000000000080000
RDX: ffffc900105e7000 RSI: 00000000000063e7 RDI: 00000000000063e8
RBP: ffffc90003c8eff8 R08: ffffc90003c8eac7 R09: 1ffff92000791d58
R10: dffffc0000000000 R11: fffff52000791d59 R12: 0000000000000000
R13: dffffc0000000000 R14: ffff88802c2e4200 R15: 0000000000000020
FS:  00007efc32b916c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f53bdc17dac CR3: 000000007665c000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 tc_new_tfilter+0x1160/0x1900 net/sched/cls_api.c:2194
 rtnetlink_rcv_msg+0x8cc/0xfc0 net/core/rtnetlink.c:6148
 netlink_rcv_skb+0x1fb/0x450 net/netlink/af_netlink.c:2511
 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_sendmmsg+0x2c3/0x510 net/socket.c:2658
 __do_sys_sendmmsg net/socket.c:2687 [inline]
 __se_sys_sendmmsg net/socket.c:2684 [inline]
 __x64_sys_sendmmsg+0x9c/0xb0 net/socket.c:2684
 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: 0033:0x7efc31d9c819
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:00007efc32b91028 EFLAGS: 00000246 ORIG_RAX: 0000000000000133
RAX: ffffffffffffffda RBX: 00007efc32015fa0 RCX: 00007efc31d9c819
RDX: 04000000000001f2 RSI: 0000200000000000 RDI: 0000000000000007
RBP: 00007efc31e32c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007efc32016038 R14: 00007efc32015fa0 R15: 00007ffef56ebe48
 </TASK>