hrtimer: interrupt took 45550 ns
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
	(detected by 1, t=10502 jiffies, g=9361, q=32)
rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4295017469-4295006966), jiffies_till_next_fqs=1, root ->qsmask 0x0
syz-executor419 R  running task    28008  9485   9480 0x00000000
Call Trace:
 <IRQ>
 sched_show_task kernel/sched/core.c:5954 [inline]
 sched_show_task.cold+0x2ee/0x35d kernel/sched/core.c:5929
 print_other_cpu_stall kernel/rcu/tree_stall.h:430 [inline]
 check_cpu_stall kernel/rcu/tree_stall.h:558 [inline]
 rcu_pending kernel/rcu/tree.c:3095 [inline]
 rcu_sched_clock_irq.cold+0xb92/0xcc0 kernel/rcu/tree.c:2295
 update_process_times+0x2d/0x70 kernel/time/timer.c:1726
 tick_sched_handle+0xa2/0x190 kernel/time/tick-sched.c:167
 tick_sched_timer+0x53/0x140 kernel/time/tick-sched.c:1310
 __run_hrtimer kernel/time/hrtimer.c:1517 [inline]
 __hrtimer_run_queues+0x364/0xe40 kernel/time/hrtimer.c:1579
 hrtimer_interrupt+0x314/0x770 kernel/time/hrtimer.c:1641
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1110 [inline]
 smp_apic_timer_interrupt+0x160/0x610 arch/x86/kernel/apic/apic.c:1135
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829
 </IRQ>
RIP: 0010:should_resched arch/x86/include/asm/preempt.h:102 [inline]
RIP: 0010:__local_bh_enable_ip+0x18e/0x270 kernel/softirq.c:196
Code: 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 df 00 00 00 48 83 3d 27 32 4c 08 00 0f 84 8f 00 00 00 fb 66 0f 1f 44 00 00 <65> 8b 05 33 a2 ba 7e 85 c0 74 7f 5b 41 5c 41 5d 5d c3 80 3d 9c 62
RSP: 0000:ffffc90002047d28 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 1ffffffff13275cd RBX: 0000000000000200 RCX: 0000000000000000
RDX: dffffc0000000000 RSI: 0000000000000006 RDI: ffff8880a283ad5c
RBP: ffffc90002047d40 R08: ffff8880a283a4c0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff812abb4c
R13: ffff8880a283a4c0 R14: 0000000000000000 R15: ffffc90002047f58
 local_bh_enable include/linux/bottom_half.h:32 [inline]
 fpregs_unlock arch/x86/include/asm/fpu/api.h:41 [inline]
 copy_init_fpstate_to_fpregs arch/x86/kernel/fpu/core.c:312 [inline]
 fpu__clear+0x19c/0x440 arch/x86/kernel/fpu/core.c:332
 handle_signal arch/x86/kernel/signal.c:766 [inline]
 do_signal+0x9d2/0x1700 arch/x86/kernel/signal.c:817
 exit_to_usermode_loop+0x286/0x380 arch/x86/entry/common.c:160
 prepare_exit_to_usermode+0x321/0x3a0 arch/x86/entry/common.c:195
 ret_from_intr+0x26/0x36
RIP: 0033:0x400da0
Code: 4c 00 e8 63 bf 0a 00 bf f8 ae 6d 00 48 83 3f 00 75 08 5d e9 62 ff ff ff 66 90 b8 00 00 00 00 48 85 c0 74 ee ff d0 eb ea 66 90 <48> 83 ec 08 48 8b 46 10 64 8b 14 25 d0 ff ff ff 85 d2 74 0e 48 2d
RSP: 002b:00007f3d3abe8578 EFLAGS: 00000202
RAX: 0000000000000000 RBX: 00000000006dcc28 RCX: 0000000000406cc7
RDX: 00007f3d3abe8580 RSI: 00007f3d3abe86b0 RDI: 000000000000000b
RBP: 00000000006dcc20 R08: 00007f3d3abe8b20 R09: 00000000006dcc20
R10: 0000000000000000 R11: 0000000000000000 R12: 00000000006dcc2c
R13: 00007ffc594f05cf R14: 00007f3d3abe99c0 R15: 00000000006dcc20
rcu: rcu_preempt kthread starved for 10535 jiffies! g9361 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
rcu: RCU grace-period kthread stack dump:
rcu_preempt     R  running task    29248    10      2 0x80004000
Call Trace:
 context_switch kernel/sched/core.c:3385 [inline]
 __schedule+0x934/0x1f90 kernel/sched/core.c:4081
 schedule+0xdc/0x2b0 kernel/sched/core.c:4155
 schedule_timeout+0x49a/0xc60 kernel/time/timer.c:1895
 rcu_gp_fqs_loop kernel/rcu/tree.c:1668 [inline]
 rcu_gp_kthread+0xa10/0x1b20 kernel/rcu/tree.c:1835
 kthread+0x361/0x430 kernel/kthread.c:255
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352