INFO: task syz.2.415:7453 blocked for more than 152 seconds.
      Not tainted syzkaller #0
      Blocked by coredump.
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.415       state:D stack:26848 pid:7453  tgid:7446  ppid:5816   task_flags:0x40054c flags:0x00080003
Call Trace:
 <TASK>
 __schedule+0x15dd/0x52d0
 schedule+0x164/0x360
 schedule_preempt_disabled+0x13/0x30
 __mutex_lock+0x7fe/0x1300
 tun_chr_close+0x3e/0x1c0
 __fput+0x44f/0xa70
 task_work_run+0x1d9/0x270
