rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-...!: (1 GPs behind) idle=227/1/0x4000000000000002 softirq=12597/12607 fqs=2 
	(t=10500 jiffies g=12193 q=207)
rcu: rcu_preempt kthread starved for 10496 jiffies! g12193 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:R  running task     stack:    0 pid:   15 ppid:     2 flags:0x00000008
Call trace:
 __switch_to+0x308/0x5e8 arch/arm64/kernel/process.c:518
 context_switch kernel/sched/core.c:5026 [inline]
 __schedule+0xf10/0x1e38 kernel/sched/core.c:6372
 schedule+0x11c/0x1c8 kernel/sched/core.c:6455
 schedule_timeout+0x1d8/0x344 kernel/time/timer.c:1884
 rcu_gp_fqs_loop+0x258/0x12cc kernel/rcu/tree.c:1959
 rcu_gp_kthread+0xc4/0x2c4 kernel/rcu/tree.c:2132
 kthread+0x37c/0x45c kernel/kthread.c:319
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870
rcu: Stack dump where RCU GP kthread last ran:
Task dump for CPU 0:
task:syz-executor.0  state:R  running task     stack:    0 pid: 6379 ppid:  4003 flags:0x00000000
Call trace:
 __switch_to+0x308/0x5e8 arch/arm64/kernel/process.c:518
 0xffffe000199ae80b
Task dump for CPU 1:
task:syz-executor.2  state:R  running task     stack:    0 pid: 6376 ppid:  4011 flags:0x00000002
Call trace:
 dump_backtrace+0x0/0x530 arch/arm64/kernel/stacktrace.c:152
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216
 sched_show_task+0x43c/0x574 kernel/sched/core.c:8628
 dump_cpu_task+0x84/0xa8 kernel/sched/core.c:10913
 rcu_dump_cpu_stacks+0x2d8/0x540 kernel/rcu/tree_stall.h:344
 print_cpu_stall kernel/rcu/tree_stall.h:627 [inline]
 check_cpu_stall kernel/rcu/tree_stall.h:711 [inline]
 rcu_pending kernel/rcu/tree.c:3911 [inline]
 rcu_sched_clock_irq+0x10ec/0x4904 kernel/rcu/tree.c:2606
 update_process_times+0x1d4/0x270 kernel/time/timer.c:1788
 tick_sched_handle kernel/time/tick-sched.c:226 [inline]
 tick_sched_timer+0x218/0x390 kernel/time/tick-sched.c:1430
 __run_hrtimer kernel/time/hrtimer.c:1685 [inline]
 __hrtimer_run_queues+0x458/0xca4 kernel/time/hrtimer.c:1749
 hrtimer_interrupt+0x2c0/0xb64 kernel/time/hrtimer.c:1811
 timer_handler drivers/clocksource/arm_arch_timer.c:659 [inline]
 arch_timer_handler_virt+0x74/0x88 drivers/clocksource/arm_arch_timer.c:670
 handle_percpu_devid_irq+0x29c/0x7fc kernel/irq/chip.c:933
 generic_handle_irq_desc include/linux/irqdesc.h:158 [inline]
 handle_irq_desc kernel/irq/irqdesc.c:651 [inline]
 handle_domain_irq+0xec/0x178 kernel/irq/irqdesc.c:706
 gic_handle_irq+0x78/0x1c8 drivers/irqchip/irq-gic-v3.c:758
 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:899
 do_interrupt_handler+0x74/0x94 arch/arm64/kernel/entry-common.c:267
 el1_interrupt+0x30/0x58 arch/arm64/kernel/entry-common.c:442
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:458
 el1h_64_irq+0x78/0x7c arch/arm64/kernel/entry.S:580
 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:122 [inline]
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
 _raw_spin_unlock_irqrestore+0xbc/0x158 kernel/locking/spinlock.c:194
 spin_unlock_irqrestore include/linux/spinlock.h:418 [inline]
 __skb_try_recv_datagram+0x198/0x584 net/core/datagram.c:267
 __unix_dgram_recvmsg+0x2f8/0xe64 net/unix/af_unix.c:2317
 unix_dgram_recvmsg+0xd4/0xec net/unix/af_unix.c:2415
 ____sys_recvmsg+0x234/0x720
 ___sys_recvmsg+0x240/0x2cc net/socket.c:2673
 do_recvmmsg+0x310/0x9a4 net/socket.c:2767
 __sys_recvmmsg net/socket.c:2846 [inline]
 __do_sys_recvmmsg net/socket.c:2869 [inline]
 __se_sys_recvmmsg net/socket.c:2862 [inline]
 __arm64_sys_recvmmsg+0x180/0x23c net/socket.c:2862
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:596
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584