------------[ cut here ]------------
WARNING: CPU: 0 PID: 6577 at kernel/kthread.c:524 __kthread_bind_mask kernel/kthread.c:524 [inline]
WARNING: CPU: 0 PID: 6577 at kernel/kthread.c:524 kthread_bind_mask+0x35/0xc0 kernel/kthread.c:542
Modules linked in:
CPU: 0 PID: 6577 Comm: syz-executor.3 Not tainted 5.18.0-rc3-syzkaller-00080-gd569e86915b7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__kthread_bind_mask kernel/kthread.c:524 [inline]
RIP: 0010:kthread_bind_mask+0x35/0xc0 kernel/kthread.c:542
Code: fb e8 2f 2c 2a 00 be 02 00 00 00 48 89 df e8 12 d1 03 00 31 ff 48 89 c5 48 89 c6 e8 a5 2e 2a 00 48 85 ed 75 12 e8 0b 2c 2a 00 <0f> 0b 5b 5d 41 5c 41 5d e9 fe 2b 2a 00 e8 f9 2b 2a 00 4c 8d ab 80
RSP: 0018:ffffc90018c16fb8 EFLAGS: 00010216
RAX: 0000000000004d18 RBX: ffff88802b531d00 RCX: ffffc900036c4000
RDX: 0000000000040000 RSI: ffffffff814f03a5 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff9005790f
R10: ffffffff814f039b R11: 0000000000000001 R12: ffffffff8db86318
R13: ffff88803a595840 R14: ffff888074a14420 R15: ffff888074a14400
FS:  00007f6578e81700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020004000 CR3: 000000003430f000 CR4: 00000000003526e0
Call Trace:
 <TASK>
 init_rescuer kernel/workqueue.c:4273 [inline]
 init_rescuer+0x141/0x1d0 kernel/workqueue.c:4252
 alloc_workqueue+0xbf7/0xf00 kernel/workqueue.c:4340
 wg_newlink+0x340/0x8b0 drivers/net/wireguard/device.c:345
 __rtnl_newlink+0x107f/0x1760 net/core/rtnetlink.c:3483
 rtnl_newlink+0x64/0xa0 net/core/rtnetlink.c:3531
 rtnetlink_rcv_msg+0x413/0xb80 net/core/rtnetlink.c:5993
 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2503
 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]
 netlink_unicast+0x543/0x7f0 net/netlink/af_netlink.c:1345
 netlink_sendmsg+0x904/0xe00 net/netlink/af_netlink.c:1921
 sock_sendmsg_nosec net/socket.c:705 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:725
 ____sys_sendmsg+0x6e2/0x800 net/socket.c:2413
 ___sys_sendmsg+0xf3/0x170 net/socket.c:2467
 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2496
 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+0x44/0xae
RIP: 0033:0x7f6577c890e9
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:00007f6578e81168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f6577d9bf60 RCX: 00007f6577c890e9
RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000003
RBP: 00007f6577ce308d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f65782cfb1f R14: 00007f6578e81300 R15: 0000000000022000
 </TASK>