rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: {
 1-...
 } 7 jiffies s: 1853 root: 0x2/.
rcu: blocking rcu_node structures (internal RCU debug):

Task dump for CPU 1:
task:syz-executor154 state:R
  running task    
 stack:25584 pid: 4070 ppid:  4063 flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5043 [inline]
 __schedule+0x926/0x1080 kernel/sched/core.c:6352
 preempt_schedule_irq+0xf7/0x1c0 kernel/sched/core.c:6660
 </TASK>