rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5760 (detected by 1, t=10506 jiffies, g=24201, q=4175 ncpus=2) task:syz.7.185 state:R running task stack:27536 pid:5760 ppid:5438 flags:0x0000400c Call Trace: