------------[ cut here ]------------ RTNL: assertion failed at net/ethtool/netlink.c (218) WARNING: CPU: 1 PID: 5781 at net/ethtool/netlink.c:218 ethnl_req_get_phydev+0x1f2/0x220 net/ethtool/netlink.c:218 Modules linked in: CPU: 1 UID: 0 PID: 5781 Comm: syz.1.141 Not tainted 6.11.0-rc5-next-20240827-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:ethnl_req_get_phydev+0x1f2/0x220 net/ethtool/netlink.c:218 Code: cc cc cc cc e8 ff ab c2 f7 c6 05 ae a9 34 06 01 90 48 c7 c7 80 20 12 8d 48 c7 c6 00 1f 12 8d ba da 00 00 00 e8 9f 40 84 f7 90 <0f> 0b 90 90 e9 4c fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 7e RSP: 0018:ffffc9000a60f318 EFLAGS: 00010246 RAX: 0e4ba9a95f70c700 RBX: ffffc9000a60f3e0 RCX: 0000000000040000 RDX: ffffc900094a9000 RSI: 000000000000425e RDI: 000000000000425f RBP: 0000000000000000 R08: ffffffff8155a5b2 R09: fffffbfff1cfa364 R10: dffffc0000000000 R11: fffffbfff1cfa364 R12: ffffc9000a60f5f0 R13: dffffc0000000000 R14: ffff88802c7d0914 R15: ffffc9000a60f740 FS: 00007f4a9ffc96c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f10d6e00000 CR3: 0000000023dd2000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ethnl_set_pse_validate+0x88/0x360 net/ethtool/pse-pd.c:230 ethnl_default_set_doit+0x2b5/0x910 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+0xb14/0xec0 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2550 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1331 [inline] netlink_unicast+0x7f6/0x990 net/netlink/af_netlink.c:1357 netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1901 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:745 ____sys_sendmsg+0x52a/0x7e0 net/socket.c:2597 ___sys_sendmsg net/socket.c:2651 [inline] __sys_sendmsg+0x292/0x380 net/socket.c:2680 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4a9f179e79 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:00007f4a9ffc9038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f4a9f315f80 RCX: 00007f4a9f179e79 RDX: 0000000000000000 RSI: 0000000020001ac0 RDI: 0000000000000003 RBP: 00007f4a9f1e793e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f4a9f315f80 R15: 00007fffb6531e58