------------[ cut here ]------------
RTNL: assertion failed at net/ethtool/netlink.c (218)
WARNING: CPU: 1 PID: 3336 at net/ethtool/netlink.c:218 ethnl_req_get_phydev+0xb6/0xc0 net/ethtool/netlink.c:218
Modules linked in:
CPU: 1 UID: 0 PID: 3336 Comm: syz.0.15 Not tainted 6.11.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:ethnl_req_get_phydev+0xb6/0xc0 net/ethtool/netlink.c:218
Code: 41 5e 41 5f c3 cc cc cc cc c6 05 f2 98 43 01 01 90 48 c7 c7 bd d3 11 83 48 c7 c6 ca 51 27 83 ba da 00 00 00 e8 bb f4 e1 fe 90 <0f> 0b 90 90 e9 65 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc900001d79b8 EFLAGS: 00010246
RAX: 1f0c662f1dcea300 RBX: ffffc900001d79f0 RCX: 0000000000000002
RDX: 0000000000000002 RSI: 00000000ffffdfff RDI: 00000000ffffffff
RBP: 00000000ffffffff R08: 0000000000000000 R09: ffffffff834da9a0
R10: ffffc900001d7888 R11: ffffc900001d7830 R12: ffffc900001d7aa0
R13: ffff888117c58000 R14: ffff888112038c94 R15: ffffc900001d7b28
FS:  00007f3539fe86c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020001ac0 CR3: 00000001130d8000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ethnl_set_pse_validate+0x1b/0x100 net/ethtool/pse-pd.c:230
 ethnl_default_set_doit+0xea/0x290 net/ethtool/netlink.c:683
 genl_family_rcv_msg_doit net/netlink/genetlink.c:1115 [inline]
 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline]
 genl_rcv_msg+0x391/0x3d0 net/netlink/genetlink.c:1210
 netlink_rcv_skb+0xe0/0x110 net/netlink/af_netlink.c:2550
 genl_rcv+0x23/0x30 net/netlink/genetlink.c:1219
 netlink_unicast_kernel net/netlink/af_netlink.c:1331 [inline]
 netlink_unicast+0x1de/0x2d0 net/netlink/af_netlink.c:1357
 netlink_sendmsg+0x33c/0x3e0 net/netlink/af_netlink.c:1901
 sock_sendmsg_nosec net/socket.c:730 [inline]
 __sock_sendmsg+0x8e/0xb0 net/socket.c:745
 ____sys_sendmsg+0x1a7/0x200 net/socket.c:2597
 ___sys_sendmsg net/socket.c:2651 [inline]
 __sys_sendmsg+0x2c7/0x310 net/socket.c:2680
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xe0/0x220 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f353a569e79
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f3539fe8038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f353a705f80 RCX: 00007f353a569e79
RDX: 0000000000000000 RSI: 0000000020001ac0 RDI: 0000000000000003
RBP: 00007f353a5d793e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f353a705f80 R15: 00007ffd828199b8
 </TASK>