INFO: task syz-executor:8391 blocked for more than 143 seconds.
      Not tainted 6.13.0-syzkaller-09685-gc2933b2befe2 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:R  running task     stack:25440 pid:8391  tgid:8391  ppid:1      task_flags:0x40054c flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5377 [inline]
 __schedule+0x190e/0x4c90 kernel/sched/core.c:6764
 __schedule_loop kernel/sched/core.c:6841 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6856
 exp_funnel_lock kernel/rcu/tree_exp.h:325 [inline]
 synchronize_rcu_expedited+0x70a/0x830 kernel/rcu/tree_exp.h:996
 namespace_unlock+0x29f/0x4d0 fs/namespace.c:1743
 drop_collected_mounts fs/namespace.c:2273 [inline]
 put_mnt_ns+0xdc/0x120 fs/namespace.c:5737
 free_nsproxy+0x4d/0x3c0 kernel/nsproxy.c:193