rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-....: (1 GPs behind) idle=cfd/1/0x4000000000000002 softirq=22818/22821 fqs=5248 
	(detected by 1, t=10502 jiffies, g=29801, q=989)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 8605 Comm: syz.2.1577 Not tainted 5.15.182-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
RIP: 0010:perf_trace_lock_acquire+0x19b/0x3c0 include/trace/events/lock.h:13
Code: 74 24 60 48 8d 94 24 80 00 00 00 c7 84 24 80 00 00 00 00 00 00 00 45 8d 75 24 41 83 e6 f8 41 83 c6 fc 44 89 f7 e8 e5 f4 23 00 <48> 85 c0 0f 84 8e 01 00 00 48 89 c3 4c 89 7c 24 18 4c 8b 7c 24 60
RSP: 0018:ffffc90002e1eb60 EFLAGS: 00000086
RAX: 0000000000000000 RBX: ffffe8ffffc37710 RCX: ffff888020c79dc0
RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
RBP: ffffc90002e1ec60 R08: 0000000000000002 R09: 0000000000000000
R10: fffffbfff1ad1576 R11: 1ffffffff1ad1575 R12: dffffc0000000000
R13: 000000000000000d R14: 000000000000002c R15: 1ffff920005c3d74
FS:  0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000002520 CR3: 000000000be8e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 trace_lock_acquire include/trace/events/lock.h:13 [inline]
 lock_acquire+0x3c6/0x3f0 kernel/locking/lockdep.c:5594
 rcu_lock_acquire+0x2a/0x30 include/linux/rcupdate.h:312
 rcu_read_lock include/linux/rcupdate.h:739 [inline]
 __perf_event_output kernel/events/core.c:7776 [inline]
 perf_event_output_forward+0x9e/0x280 kernel/events/core.c:7798
 __perf_event_overflow+0x364/0x530 kernel/events/core.c:9491
 perf_tp_event+0x32c/0xb50 kernel/events/core.c:10023
 perf_trace_run_bpf_submit+0xf3/0x1c0 kernel/events/core.c:9997
 perf_trace_preemptirq_template+0x2be/0x380 include/trace/events/preemptirq.h:14
 trace_irq_enable_rcuidle+0x108/0x180 include/trace/events/preemptirq.h:40
 trace_hardirqs_on+0x57/0x80 kernel/trace/trace_preemptirq.c:44
 asm_sysvec_irq_work+0x16/0x20 arch/x86/include/asm/idtentry.h:713
RIP: 0010:rcu_read_unlock_special+0x84/0x480 kernel/rcu/tree_plugin.h:671
Code: f1 f1 f1 00 f2 f2 f2 4a 89 04 2b 66 42 c7 44 2b 09 f3 f3 42 c6 44 2b 0b f3 65 44 8b 35 8d 2a 9e 7e 41 f7 c6 00 00 f0 00 74 45 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 66 42 c7 44 2b
RSP: 0018:ffffc90002e1f420 EFLAGS: 00000206
RAX: f872ec5cf0c5db00 RBX: 1ffff920005c3e88 RCX: f872ec5cf0c5db00
RDX: dffffc0000000000 RSI: ffffffff8a0b0fc0 RDI: ffffffff8a59a2c0
RBP: ffffc90002e1f4f0 R08: dffffc0000000000 R09: fffffbfff1ff3419
R10: fffffbfff1ff3419 R11: 1ffffffff1ff3418 R12: ffffffff8c120300
R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000001
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:422
 rcu_read_unlock include/linux/rcupdate.h:771 [inline]
 __unlock_page_memcg+0xea/0x100 mm/memcontrol.c:2095
 zap_pte_range mm/memory.c:1384 [inline]
 zap_pmd_range mm/memory.c:1505 [inline]
 zap_pud_range mm/memory.c:1534 [inline]
 zap_p4d_range mm/memory.c:1555 [inline]
 unmap_page_range+0xfbc/0x2520 mm/memory.c:1576
 unmap_vmas+0x11b/0x230 mm/memory.c:1653
 exit_mmap+0x38f/0x5f0 mm/mmap.c:3204
 __mmput+0x115/0x3b0 kernel/fork.c:1127
 exit_mm+0x567/0x6c0 kernel/exit.c:550
 do_exit+0x599/0x20a0 kernel/exit.c:861
 do_group_exit+0x12e/0x300 kernel/exit.c:996
 get_signal+0x6ca/0x12c0 kernel/signal.c:2900
 arch_do_signal_or_restart+0xc1/0x1300 arch/x86/kernel/signal.c:867
 handle_signal_work kernel/entry/common.c:154 [inline]
 exit_to_user_mode_loop+0x9e/0x130 kernel/entry/common.c:178
 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:214
 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fef08f7e969
Code: Unable to access opcode bytes at RIP 0x7fef08f7e93f.
RSP: 002b:00007fef06de6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: 000000000000000a RBX: 00007fef091a5fa0 RCX: 00007fef08f7e969
RDX: 0000000000000048 RSI: 0000200000000080 RDI: 0000000000000005
RBP: 00007fef09000ab1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fef091a5fa0 R15: 00007ffda1fbe898
 </TASK>