rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-....: (0 ticks this GP) idle=e37/1/0x4000000000000002 softirq=16827/16827 fqs=5077 
	(detected by 1, t=10502 jiffies, g=28473, q=572030)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 4215 Comm: syz-executor155 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:perf_swevent_event+0x306/0x530 kernel/events/core.c:-1
Code: 4c 89 ff 31 f6 4c 89 f2 48 89 e9 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d e9 06 df ff ff e8 01 dc e0 ff eb 16 e8 fa db e0 ff <eb> 0f e8 f3 db e0 ff e9 0a 02 00 00 e8 e9 db e0 ff 31 f6 48 8b 04
RSP: 0000:ffffc90002e0f4e8 EFLAGS: 00000093
RAX: ffffffff8196f016 RBX: 0000000000000007 RCX: ffff888075dcbb80
RDX: 0000000000000000 RSI: 0000000000000007 RDI: 0000000000000001
RBP: ffff8880b9035120 R08: dffffc0000000000 R09: fffffbfff1ad33a6
R10: fffffbfff1ad33a6 R11: 1ffffffff1ad33a5 R12: 0000000000000001
R13: ffff888079fb07e8 R14: 1ffff1100f3f60fd R15: 0000000000000007
FS:  00005555780163c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe6cc19ee8 CR3: 0000000078ef4000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 perf_tp_event+0x32c/0xb50 kernel/events/core.c:10047
 perf_trace_run_bpf_submit+0xf3/0x1c0 kernel/events/core.c:10021
 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:674
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 ed 11 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: 0000:ffffc90002e0fa00 EFLAGS: 00000206
RAX: 1ff2686ee25fca00 RBX: 1ffff920005c1f44 RCX: 1ff2686ee25fca00
RDX: dffffc0000000000 RSI: ffffffff8a0b1c60 RDI: ffffffff8a59e580
RBP: ffffc90002e0fad0 R08: dffffc0000000000 R09: fffffbfff1ff7c19
R10: fffffbfff1ff7c19 R11: 1ffffffff1ff7c18 R12: ffffffff8c120c00
R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000001
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:422
 rcu_read_unlock include/linux/rcupdate.h:772 [inline]
 __unlock_page_memcg+0xea/0x100 mm/memcontrol.c:2093
 wp_page_copy+0xeb2/0x1fd0 mm/memory.c:3148
 handle_pte_fault mm/memory.c:4668 [inline]
 __handle_mm_fault mm/memory.c:4785 [inline]
 handle_mm_fault+0x1ec7/0x43b0 mm/memory.c:4883
 do_user_addr_fault+0x489/0xc80 arch/x86/mm/fault.c:1357
 handle_page_fault arch/x86/mm/fault.c:1445 [inline]
 exc_page_fault+0x60/0x100 arch/x86/mm/fault.c:1501
 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:606
RIP: 0033:0x7f4d8b230f68
Code: 84 e4 74 66 e8 89 04 00 00 41 89 c4 85 c0 0f 84 4e 01 00 00 49 c7 c5 b0 ff ff ff 64 45 8b 75 00 48 89 da 89 ee bf 02 00 00 00 <e8> 93 09 00 00 45 85 e4 79 05 64 45 89 75 00 48 8b 84 24 c8 00 00
RSP: 002b:00007ffe6cc19ef0 EFLAGS: 00010206
RAX: 000000000000491e RBX: 0000000000000000 RCX: 00007f4d8b2313f3
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 0000000000000000 R08: 0000000000000000 R09: 0010552ab6bd9a60
R10: 0000555578016690 R11: 0000000000000246 R12: 000000000000491e
R13: ffffffffffffffb0 R14: 0000000000000000 R15: 00007ffe6cc1a040
 </TASK>