INFO: task syz.4.786:9083 blocked for more than 143 seconds.
      Not tainted 6.14.0-rc4-syzkaller-00859-gf77f12010f67 #0
      Blocked by coredump.
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.786       state:D
 stack:24160 pid:9083  tgid:9083  ppid:5837   task_flags:0x40044c flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5378 [inline]
 __schedule+0x190e/0x4c90 kernel/sched/core.c:6765
 __schedule_loop kernel/sched/core.c:6842 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6857
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6914
 __mutex_lock_common kernel/locking/mutex.c:662 [inline]
 __mutex_lock+0x817/0x1010 kernel/locking/mutex.c:730
 tun_detach drivers/net/tun.c:633 [inline]
 tun_chr_close+0x3b/0x1b0 drivers/net/tun.c:3372