rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (10499 ticks this GP) idle=05a/1/0x4000000000000002 softirq=58628/58637 fqs=5231 
	(t=10500 jiffies g=72065 q=654)
NMI backtrace for cpu 0
CPU: 0 PID: 28001 Comm: syz-executor.2 Not tainted 5.5.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
 nmi_cpu_backtrace.cold+0x70/0xb2 lib/nmi_backtrace.c:101
 nmi_trigger_cpumask_backtrace+0x23b/0x28b lib/nmi_backtrace.c:62
 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38
 trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline]
 rcu_dump_cpu_stacks+0x183/0x1cf kernel/rcu/tree_stall.h:254
 print_cpu_stall kernel/rcu/tree_stall.h:455 [inline]
 check_cpu_stall kernel/rcu/tree_stall.h:529 [inline]
 rcu_pending kernel/rcu/tree.c:2827 [inline]
 rcu_sched_clock_irq.cold+0x509/0xc02 kernel/rcu/tree.c:2271
 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:arch_local_irq_restore arch/x86/include/asm/paravirt.h:752 [inline]
RIP: 0010:lock_is_held_type+0x272/0x320 kernel/locking/lockdep.c:4524
Code: ff df c7 83 94 08 00 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 88 00 00 00 48 83 3d be cb 38 08 00 74 31 48 8b 7d c0 57 9d <0f> 1f 44 00 00 48 83 c4 20 44 89 e0 5b 41 5c 41 5d 41 5e 41 5f 5d
RSP: 0000:ffffc90001697dd0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 1ffffffff132669b RBX: ffff8880a3a463c0 RCX: ffff8880a3a46c58
RDX: dffffc0000000000 RSI: ffffffff899a5640 RDI: 0000000000000286
RBP: ffffc90001697e18 R08: ffff8880a3a463c0 R09: fffffbfff1659bbd
R10: ffff8880a3a46c58 R11: ffff8880a3a463c0 R12: 0000000000000000
R13: ffff8880a3a46c58 R14: ffffffff899a5640 R15: 0000000000000001
 lock_is_held include/linux/lockdep.h:361 [inline]
 ___might_sleep+0x242/0x2c0 kernel/sched/core.c:6765
 __might_sleep+0x95/0x190 kernel/sched/core.c:6753
 do_user_addr_fault arch/x86/mm/fault.c:1399 [inline]
 __do_page_fault+0x369/0xd80 arch/x86/mm/fault.c:1506
 do_page_fault+0x38/0x590 arch/x86/mm/fault.c:1530
 page_fault+0x39/0x40 arch/x86/entry/entry_64.S:1203
RIP: 0033:0x4057e9
Code: d0 ff ff ff 01 48 8b 7c 24 28 c7 44 24 34 00 00 00 00 e8 4a d3 01 00 85 c0 75 23 48 6b 44 24 20 18 8b 7c 24 1c 48 03 44 24 38 <48> 8b 48 10 48 8b 50 08 48 8b 30 e8 e7 ee 00 00 89 44 24 34 64 f0
RSP: 002b:00007f607b908a70 EFLAGS: 00010206
RAX: 0000000029551478 RBX: 0000000000000007 RCX: 0000000000414717
RDX: 82f788c617ee080a RSI: 0000000000000000 RDI: 000000000000000b
RBP: 000000000075c070 R08: 00007f607b908a70 R09: 000000000075c070
R10: 0000000000000000 R11: 0000000000000000 R12: 00007f607b9096d4
R13: 00000000004cae58 R14: 00000000004e4478 R15: 00000000ffffffff