INFO: task kworker/u8:6:9098 blocked for more than 431 seconds.
      Tainted: G             L      syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:6    state:D stack:0     pid:9098  tgid:9098  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: wg-kex-wg1 wg_packet_handshake_send_worker
Call Trace:
[<ffffffff8666de56>] context_switch kernel/sched/core.c:5256 [inline]
[<ffffffff8666de56>] __schedule+0x102c/0x451e kernel/sched/core.c:6863
[<ffffffff8667140c>] __schedule_loop kernel/sched/core.c:6945 [inline]
[<ffffffff8667140c>] schedule+0xc4/0x35e kernel/sched/core.c:6960
[<ffffffff866717a0>] schedule_preempt_disabled+0x16/0x28 kernel/sched/core.c:7017
[<ffffffff8667bb7e>] rwsem_down_write_slowpath+0x4ee/0xeb2 kernel/locking/rwsem.c:1185
[<ffffffff8667c6c2>] __down_write_common kernel/locking/rwsem.c:1317 [inline]
[<ffffffff8667c6c2>] __down_write kernel/locking/rwsem.c:1326 [inline]
[<ffffffff8667c6c2>] down_write+0x180/0x19c kernel/locking/rwsem.c:1591
[<ffffffff833c7d7c>] wg_noise_handshake_create_initiation+0xee/0x60e drivers/net/wireguard/noise.c:530
[<ffffffff833d25d2>] wg_packet_send_handshake_initiation+0x182/0x2ea drivers/net/wireguard/send.c:34
[<ffffffff833d3534>] wg_packet_handshake_send_worker+0x1c/0x2c drivers/net/wireguard/send.c:51
[<ffffffff801c8ddc>] process_one_work+0x96a/0x1f3a kernel/workqueue.c:3257
[<ffffffff801cb18c>] process_scheduled_works kernel/workqueue.c:3340 [inline]
[<ffffffff801cb18c>] worker_thread+0x5ce/0xde8 kernel/workqueue.c:3421
[<ffffffff801e9d70>] kthread+0x39e/0x7d8 kernel/kthread.c:463
[<ffffffff8006aa1a>] ret_from_fork_kernel+0x2a/0xc78 arch/riscv/kernel/process.c:214
[<ffffffff8668d02e>] ret_from_fork_kernel_asm+0x16/0x18 arch/riscv/kernel/entry.S:328