rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	1-...!: (1 GPs behind) idle=506c/1/0x4000000000000000 softirq=81114/81115 fqs=822
	(detected by 0, t=10502 jiffies, g=104245, q=189 ncpus=2)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 32751 Comm: syz-executor.2 Not tainted 6.0.0-syzkaller-09589-g55be6084c8e0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
RIP: 0010:enqueue_hrtimer kernel/time/hrtimer.c:1086 [inline]
RIP: 0010:__run_hrtimer kernel/time/hrtimer.c:1702 [inline]
RIP: 0010:__hrtimer_run_queues+0x5ed/0xa60 kernel/time/hrtimer.c:1749
Code: 7b 10 00 48 83 fb 1f 0f 87 5f 03 00 00 e8 cb 77 10 00 41 be 01 00 00 00 89 d9 41 d3 e6 48 8b 84 24 b0 00 00 00 42 80 3c 28 00 <48> 8b 5c 24 30 74 08 48 89 df e8 c4 0f 65 00 48 8b 1b 48 83 c3 44
RSP: 0018:ffffc900001f0d20 EFLAGS: 00000046
RAX: 1ffff110173654b0 RBX: 0000000000000001 RCX: 0000000000000001
RDX: 0000000080010003 RSI: 0000000000000001 RDI: 0000000000000020
RBP: ffffc900001f0e78 R08: ffffffff8177f476 R09: fffffbfff1c4dc86
R10: fffffbfff1c4dc86 R11: 1ffffffff1c4dc85 R12: ffff8880b9b2a480
R13: dffffc0000000000 R14: 0000000000000002 R15: ffff888021877340
FS:  00007f8cdc2a1700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000040 CR3: 000000001dbf9000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 hrtimer_interrupt+0x3a6/0xfd0 kernel/time/hrtimer.c:1811
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1096 [inline]
 __sysvec_apic_timer_interrupt+0xf9/0x280 arch/x86/kernel/apic/apic.c:1113
 sysvec_apic_timer_interrupt+0x8c/0xb0 arch/x86/kernel/apic/apic.c:1107
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0xd4/0x130 kernel/locking/spinlock.c:194
Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 42 b6 99 f7 f6 44 24 21 02 75 4e 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 <e8> 27 0a 19 f7 65 8b 05 b8 20 bf 75 85 c0 74 3f 48 c7 04 24 0e 36
RSP: 0018:ffffc900038ffa80 EFLAGS: 00000206
RAX: 95b3f633d3ca1700 RBX: 1ffff9200071ff54 RCX: 0000000000000001
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffffc900038ffb10 R08: dffffc0000000000 R09: ffffed1004e054e4
R10: ffffed1004e054e4 R11: 1ffff11004e054e3 R12: dffffc0000000000
R13: 1ffff9200071ff50 R14: ffffc900038ffaa0 R15: 0000000000000246
 try_to_wake_up+0x49f/0x990 kernel/sched/core.c:4196
 wake_up_process kernel/sched/core.c:4310 [inline]
 wake_up_q+0x9a/0xf0 kernel/sched/core.c:1009
 futex_wake+0x50f/0x5b0 kernel/futex/waitwake.c:184
 do_futex+0x370/0x490 kernel/futex/syscalls.c:111
 __do_sys_futex kernel/futex/syscalls.c:183 [inline]
 __se_sys_futex+0x413/0x4a0 kernel/futex/syscalls.c:164
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f8cdb08b5a9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f8cdc2a1218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00007f8cdb1abf88 RCX: 00007f8cdb08b5a9
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f8cdb1abf8c
RBP: 00007f8cdb1abf80 R08: 0000000000000010 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8cdb1abf8c
R13: 00007ffe26435a7f R14: 00007f8cdc2a1300 R15: 0000000000022000
 </TASK>
rcu: rcu_preempt kthread starved for 8858 jiffies! g104245 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:26712 pid:17    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5178 [inline]
 __schedule+0x8f3/0xd90 kernel/sched/core.c:6490
 schedule+0xcb/0x190 kernel/sched/core.c:6566
 schedule_timeout+0x1b9/0x300 kernel/time/timer.c:1935
 rcu_gp_fqs_loop+0x309/0x1070 kernel/rcu/tree.c:1658
 rcu_gp_kthread+0xa5/0x390 kernel/rcu/tree.c:1857
 kthread+0x266/0x300 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.0.0-syzkaller-09589-g55be6084c8e0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:22 [inline]
RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline]
RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:130 [inline]
RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:113 [inline]
RIP: 0010:acpi_idle_do_entry drivers/acpi/processor_idle.c:572 [inline]
RIP: 0010:acpi_idle_enter+0x43d/0x800 drivers/acpi/processor_idle.c:709
Code: ff e8 57 3f 45 f7 48 83 e3 08 44 8b 7c 24 04 0f 85 00 01 00 00 e8 d3 fb 4b f7 66 90 e8 7c 3a 45 f7 0f 00 2d 45 80 d3 00 fb f4 <4c> 89 e3 48 c1 eb 03 42 80 3c 2b 00 74 08 4c 89 e7 e8 fd d2 99 f7
RSP: 0018:ffffffff8ca07ba0 EFLAGS: 000002d3
RAX: ffffffff8a4331d4 RBX: 0000000000000000 RCX: ffffffff8cabb900
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8a4331cd
RBP: ffffffff8ca07c50 R08: ffffffff8a4331b9 R09: fffffbfff1957721
R10: fffffbfff1957721 R11: 1ffffffff1957720 R12: ffffffff8ca07be0
R13: dffffc0000000000 R14: ffff88814576d800 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005560fd964130 CR3: 0000000075a4f000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 cpuidle_enter_state+0x50b/0xf50 drivers/cpuidle/cpuidle.c:239
 cpuidle_enter+0x59/0x90 drivers/cpuidle/cpuidle.c:356
 call_cpuidle kernel/sched/idle.c:155 [inline]
 cpuidle_idle_call kernel/sched/idle.c:236 [inline]
 do_idle+0x3af/0x620 kernel/sched/idle.c:303
 cpu_startup_entry+0x15/0x20 kernel/sched/idle.c:400
 rest_init+0x24f/0x270 init/main.c:727
 arch_call_rest_init+0xa/0xa init/main.c:883
 start_kernel+0x4ac/0x55b init/main.c:1138
 secondary_startup_64_no_verify+0xcf/0xdb
 </TASK>