rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	1-...!: (0 ticks this GP) idle=3b3c/1/0x4000000000000000 softirq=63929/63929 fqs=0
rcu: 	(detected by 0, t=10506 jiffies, g=109569, q=74 ncpus=2)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 5098 Comm: syz-executor.3 Not tainted 6.6.0-syzkaller-15859-g89cdf9d55601 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
RIP: 0010:kasan_check_range+0x12/0x190 mm/kasan/generic.c:186
Code: 43 08 40 0f b6 f5 31 ff 89 43 0c e8 48 de ff ff 89 43 08 5b 5d c3 66 90 66 0f 1f 00 48 85 f6 0f 84 48 01 00 00 48 89 f8 41 54 <44> 0f b6 c2 48 01 f0 55 53 0f 82 c6 00 00 00 48 b8 ff ff ff ff ff
RSP: 0018:ffffc900003f8cf8 EFLAGS: 00000002
RAX: ffffffff929a0fe0 RBX: ffffffff929a0fe0 RCX: ffffffff81686ff3
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff929a0fe0
RBP: 0000000000000006 R08: 0000000000000000 R09: fffffbfff1e3250a
R10: ffffffff8f192857 R11: 0000000000000000 R12: 0000000000000001
R13: 1ffff9200007f1ac R14: ffffffff8acf2aa0 R15: ffff8880427bf340
FS:  0000555556f68480(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fdf53cc66e4 CR3: 000000002e03c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 instrument_atomic_read include/linux/instrumented.h:68 [inline]
 atomic_read include/linux/atomic/atomic-instrumented.h:32 [inline]
 queued_spin_is_locked include/asm-generic/qspinlock.h:57 [inline]
 debug_spin_unlock kernel/locking/spinlock_debug.c:100 [inline]
 do_raw_spin_unlock+0x53/0x230 kernel/locking/spinlock_debug.c:140
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:150 [inline]
 _raw_spin_unlock_irqrestore+0x22/0x70 kernel/locking/spinlock.c:194
 debug_object_deactivate lib/debugobjects.c:805 [inline]
 debug_object_deactivate+0x28b/0x320 lib/debugobjects.c:771
 debug_hrtimer_deactivate kernel/time/hrtimer.c:427 [inline]
 debug_deactivate kernel/time/hrtimer.c:483 [inline]
 __run_hrtimer kernel/time/hrtimer.c:1656 [inline]
 __hrtimer_run_queues+0x470/0xc10 kernel/time/hrtimer.c:1752
 hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1814
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline]
 __sysvec_apic_timer_interrupt+0x105/0x3f0 arch/x86/kernel/apic/apic.c:1082
 sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1076
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x70 kernel/locking/spinlock.c:194
Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 c6 87 e2 f6 48 89 df e8 be 06 e3 f6 f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f <bf> 01 00 00 00 e8 05 53 d4 f6 65 8b 05 06 54 7e 75 85 c0 74 12 5b
RSP: 0018:ffffc900037bfd40 EFLAGS: 00000246
RAX: 0000000000000006 RBX: ffffffff92a5beb0 RCX: 1ffffffff1e31eb9
RDX: 0000000000000000 RSI: ffffffff8acca9a0 RDI: ffffffff8b2ec600
RBP: 0000000000000202 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff8f192857 R11: 0000000000000000 R12: 0000000000000001
R13: 1ffff920006f7fac R14: 00000000000f4240 R15: 000000000000c350
 hrtimer_init_sleeper_on_stack kernel/time/hrtimer.c:447 [inline]
 hrtimer_nanosleep+0x122/0x440 kernel/time/hrtimer.c:2098
 common_nsleep+0xa1/0xc0 kernel/time/posix-timers.c:1350
 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1396 [inline]
 __se_sys_clock_nanosleep kernel/time/posix-timers.c:1373 [inline]
 __x64_sys_clock_nanosleep+0x344/0x490 kernel/time/posix-timers.c:1373
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fdf530a7ef5
Code: 24 0c 89 3c 24 48 89 4c 24 18 e8 f6 b9 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 8b 74 24 0c 8b 3c 24 b8 e6 00 00 00 0f 05 <44> 89 c7 48 89 04 24 e8 4f ba ff ff 48 8b 04 24 48 83 c4 28 f7 d8
RSP: 002b:00007fff67de3b00 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 0000000000000956 RCX: 00007fdf530a7ef5
RDX: 00007fff67de3b40 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007fff67de3bcc R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032
R13: 000000000024fc3b R14: 000000000024fc3b R15: 0000000000000000
 </TASK>
rcu: rcu_preempt kthread timer wakeup didn't happen for 10505 jiffies! g109569 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: 	Possible timer handling issue on cpu=1 timer-softirq=183778
rcu: rcu_preempt kthread starved for 10506 jiffies! g109569 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1
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:I stack:28032 pid:16    tgid:16    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5376 [inline]
 __schedule+0xee2/0x59a0 kernel/sched/core.c:6688
 __schedule_loop kernel/sched/core.c:6763 [inline]
 schedule+0xe7/0x270 kernel/sched/core.c:6778
 schedule_timeout+0x157/0x2c0 kernel/time/timer.c:2167
 rcu_gp_fqs_loop+0x1ec/0xb10 kernel/rcu/tree.c:1631
 rcu_gp_kthread+0x249/0x380 kernel/rcu/tree.c:1830
 kthread+0x33c/0x440 kernel/kthread.c:388
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242
 </TASK>