netlink: 'syz.6.4957': attribute type 10 has an invalid length. team0: Device wlan1 is of different type ------------[ cut here ]------------ WARNING: CPU: 0 PID: 20799 at kernel/kcov.c:869 arch_local_irq_restore arch/x86/include/asm/irqflags.h:137 [inline] WARNING: CPU: 0 PID: 20799 at kernel/kcov.c:869 kcov_remote_start+0x54d/0x7e0 kernel/kcov.c:887 Modules linked in: CPU: 0 PID: 20799 Comm: syz.6.4957 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026 RIP: 0010:kcov_remote_start+0x54d/0x7e0 kernel/kcov.c:869 Code: ff ff 4c 89 ff be 03 00 00 00 e8 6e 60 8e 02 e9 f0 fa ff ff e8 34 15 aa 08 f7 c3 00 02 00 00 0f 84 df fa ff ff e9 5a fc ff ff <0f> 0b e8 bc 29 aa 08 89 c0 48 c7 c7 70 b1 02 00 48 03 3c c5 80 f9 RSP: 0018:ffffc90010746270 EFLAGS: 00010002 RAX: 0000000080000200 RBX: 0000000000000246 RCX: 0000000000000002 RDX: dffffc0000000000 RSI: ffffffff8a8c23a0 RDI: ffffffff8adf0d20 RBP: ffffc900107464d0 R08: dffffc0000000000 R09: 1ffffffff215e854 R10: dffffc0000000000 R11: fffffbfff215e855 R12: ffff8880b8e2b170 R13: ffffffff81827b9b R14: ffff888024ffbb80 R15: 0000000000000000 FS: 00007f4fbd49b6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f7acc9e5698 CR3: 000000007cae5000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: kcov_remote_start_common include/linux/kcov.h:50 [inline] ieee80211_rx_list+0x504/0x2e60 net/mac80211/rx.c:5297 ieee80211_rx_napi+0x1ae/0x3d0 net/mac80211/rx.c:5338 ieee80211_rx include/net/mac80211.h:4849 [inline] ieee80211_handle_queued_frames+0x105/0x1b0 net/mac80211/main.c:317 ieee80211_stop_device+0x27/0xa0 net/mac80211/util.c:2211 ieee80211_do_stop+0x1724/0x1e20 net/mac80211/iface.c:750 ieee80211_stop+0x432/0x4a0 net/mac80211/iface.c:809 __dev_close_many+0x1d1/0x2b0 net/core/dev.c:1585 dev_close_many+0x21f/0x400 net/core/dev.c:1610 dev_close+0x154/0x210 net/core/dev.c:1636 team_port_add drivers/net/team/team.c:1329 [inline] team_add_slave+0x181b/0x2870 drivers/net/team/team.c:2002 do_set_master net/core/rtnetlink.c:2630 [inline] do_setlink+0xd3a/0x3e60 net/core/rtnetlink.c:2840 __rtnl_newlink net/core/rtnetlink.c:3608 [inline] rtnl_newlink+0x177c/0x2080 net/core/rtnetlink.c:3655 rtnetlink_rcv_msg+0x87c/0xfc0 net/core/rtnetlink.c:6150 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_sendmsg net/socket.c:2601 [inline] __do_sys_sendmsg net/socket.c:2610 [inline] __se_sys_sendmsg+0x1bb/0x2a0 net/socket.c:2608 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: 0033:0x7f4fbc59bf79 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:00007f4fbd49b028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f4fbc816090 RCX: 00007f4fbc59bf79 RDX: 0000000000000000 RSI: 0000200000000600 RDI: 000000000000000e RBP: 00007f4fbc6327e0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f4fbc816128 R14: 00007f4fbc816090 R15: 00007fffa2c34df8