rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
	(detected by 1, t=10502 jiffies, g=86665, q=136 ncpus=2)
rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4295016552-4295006049), jiffies_till_next_fqs=1, root ->qsmask 0x0
rcu: rcu_preempt kthread starved for 10504 jiffies! g86665 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->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:R  running task     stack:27032 pid:16    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5245 [inline]
 __schedule+0x142d/0x4550 kernel/sched/core.c:6558
 preempt_schedule_irq+0xf7/0x1c0 kernel/sched/core.c:6870
 irqentry_exit+0x53/0x80 kernel/entry/common.c:439
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:653
RIP: 0010:schedule+0xae/0x180 kernel/sched/core.c:6633
Code: e8 f7 83 4e f7 49 8b 3e 48 85 ff 74 0a be 01 00 00 00 e8 65 a5 87 f9 4c 89 e3 48 c1 eb 03 eb 0a 49 f7 04 24 08 00 00 00 74 39 <bf> 01 00 00 00 e8 48 c9 ca f6 31 ff e8 f1 b9 ff ff bf 01 00 00 00
RSP: 0018:ffffc90000157b98 EFLAGS: 00000202
RAX: 0000000000000001 RBX: 1ffff11027fddb28 RCX: ffffffff8a938926
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88813feed940
RBP: ffffc90000157cb0 R08: dffffc0000000000 R09: ffffed1027fddb29
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88813feed940
R13: 1ffff9200002af78 R14: ffff88813feeebb8 R15: dffffc0000000000
 schedule_timeout+0x1b9/0x300 kernel/time/timer.c:1965
 rcu_gp_fqs_loop+0x2d2/0x1150 kernel/rcu/tree.c:1706
 rcu_gp_kthread+0xa3/0x3b0 kernel/rcu/tree.c:1905
 kthread+0x28d/0x320 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
CPU: 1 PID: 15666 Comm: syz-executor.3 Not tainted 6.1.92-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
RIP: 0033:0x7fb88b8a4670
Code: 83 c0 16 83 e0 f7 74 12 50 48 8d 3d 1a 9b 04 00 e8 45 78 fa ff 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 <83> ff 21 74 0b c3 66 2e 0f 1f 84 00 00 00 00 00 55 53 48 89 f3 48
RSP: 002b:00007fb88c5a4bb8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 00007fb88b9b4058 RCX: 00007fb88b87cee9
RDX: 00007fb88c5a4bc0 RSI: 00007fb88c5a4cf0 RDI: 0000000000000021
RBP: 00007fb88b9b4050 R08: 00007fb88c5a56c0 R09: 00007fb88c5a56c0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb88b9b405c
R13: 000000000000006e R14: 00007fff794caac0 R15: 00007fff794caba8
FS:  00007fb88c5a56c0 GS:  0000000000000000