rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (10499 ticks this GP) idle=bc04/1/0x4000000000000000 softirq=10475/829274 fqs=5213
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:   420002     413006            0
rcu: 	cputime:      930      51156          387   ==> 52490(ms)
rcu: 	(t=10500 jiffies g=9181 q=271 ncpus=2)
CPU: 0 PID: 5802 Comm: syz-executor260 Not tainted 6.6.97-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:ring_buffer_lock_reserve+0x5/0xed0 kernel/trace/ring_buffer.c:3791
Code: ff 43 08 0f 0b 48 83 c4 58 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 1c ca fd ff eb ea 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 55 <41> 57 41 56 41 55 41 54 53 48 81 ec c0 00 00 00 49 89 f4 48 89 fb
RSP: 0018:ffffc900000076c0 EFLAGS: 00000246
RAX: ffffffff8189208a RBX: dffffc0000000000 RCX: ffff88802dbf0000
RDX: 0000000000000100 RSI: 000000000000000f RDI: ffff888017870400
RBP: 000000000000000f R08: 0000000000340003 R09: 0000000000000000
R10: ffffc90000007800 R11: fffff52000000f06 R12: 1ffff92000000f00
R13: ffff888019653000 R14: 0000000000000000 R15: ffffc90000007800
FS:  00005555918ef380(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00002000000018c0 CR3: 0000000078f48000 CR4: 00000000003506f0
Call Trace:
 <IRQ>
 __trace_buffer_lock_reserve kernel/trace/trace.c:992 [inline]
 trace_event_buffer_lock_reserve+0x1d0/0x6e0 kernel/trace/trace.c:2902
 trace_event_buffer_reserve+0x29b/0x3c0 kernel/trace/trace_events.c:661
 do_trace_event_raw_event_bpf_trace_printk kernel/trace/bpf_trace.h:11 [inline]
 trace_event_raw_event_bpf_trace_printk+0x101/0x210 kernel/trace/bpf_trace.h:11
 trace_bpf_trace_printk+0x142/0x1a0 kernel/trace/bpf_trace.h:11
 ____bpf_trace_printk kernel/trace/bpf_trace.c:388 [inline]
 bpf_trace_printk+0x11f/0x190 kernel/trace/bpf_trace.c:371
 bpf_prog_9e1c00255e17e72e+0x38/0x3a
 bpf_dispatcher_nop_func include/linux/bpf.h:1213 [inline]
 __bpf_prog_run include/linux/filter.h:612 [inline]
 bpf_prog_run include/linux/filter.h:619 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:2322 [inline]
 bpf_trace_run1+0x1c9/0x3b0 kernel/trace/bpf_trace.c:2360
 __bpf_trace_rcu_utilization+0xa2/0xe0 include/trace/events/rcu.h:27
 __traceiter_rcu_utilization+0x70/0xa0 include/trace/events/rcu.h:27
 trace_rcu_utilization+0x179/0x1a0 include/trace/events/rcu.h:27
 rcu_core+0x12d/0x1720 kernel/rcu/tree.c:2439
 handle_softirqs+0x280/0x820 kernel/softirq.c:578
 __do_softirq kernel/softirq.c:612 [inline]
 invoke_softirq kernel/softirq.c:452 [inline]
 __irq_exit_rcu+0xc7/0x190 kernel/softirq.c:661
 irq_exit_rcu+0x9/0x20 kernel/softirq.c:673
 instr_sysvec_irq_work arch/x86/kernel/irq_work.c:17 [inline]
 sysvec_irq_work+0xa1/0xc0 arch/x86/kernel/irq_work.c:17
 </IRQ>
 <TASK>
 asm_sysvec_irq_work+0x1a/0x20 arch/x86/include/asm/idtentry.h:723
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0xa9/0x110 kernel/locking/spinlock.c:194
Code: 74 05 e8 4a c8 13 f7 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f6 44 24 21 02 75 4b f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 <e8> 82 32 e3 f6 65 8b 05 93 88 8b 75 85 c0 74 3c 48 c7 04 24 0e 36
RSP: 0018:ffffc9000471fba0 EFLAGS: 00000206
RAX: ad6e1b7168e70200 RBX: 0000000000000a06 RCX: ad6e1b7168e70200
RDX: dffffc0000000000 RSI: ffffffff8aaab940 RDI: 0000000000000001
RBP: ffffc9000471fc30 R08: ffffffff8e4a92ef R09: 1ffffffff1c9525d
R10: dffffc0000000000 R11: fffffbfff1c9525e R12: dffffc0000000000
R13: ffffc9000471fdc0 R14: ffff8880b8e2b940 R15: 1ffff920008e3f74
 hrtimer_start_expires include/linux/hrtimer.h:435 [inline]
 hrtimer_sleeper_start_expires kernel/time/hrtimer.c:2035 [inline]
 do_nanosleep+0x17f/0x5f0 kernel/time/hrtimer.c:2111
 hrtimer_nanosleep+0x15f/0x350 kernel/time/hrtimer.c:2162
 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1397 [inline]
 __se_sys_clock_nanosleep+0x2ea/0x370 kernel/time/posix-timers.c:1374
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f7d140886f3
Code: 00 00 00 00 0f 1f 00 83 ff 03 74 7b 83 ff 02 b8 fa ff ff ff 49 89 ca 0f 44 f8 80 3d ae b9 04 00 00 74 14 b8 e6 00 00 00 0f 05 <f7> d8 c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec 28 48 89 54 24 10
RSP: 002b:00007ffc16bb7a98 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 00000000000016c6 RCX: 00007f7d140886f3
RDX: 00007ffc16bb7ab0 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00000000000f4240 R08: 0000000000000072 R09: 0000000000745d1e
R10: 0000000000000000 R11: 0000000000000202 R12: 000000000001bd39
R13: 00007ffc16bb7b0c R14: 00007ffc16bb7b20 R15: 00007ffc16bb7b10
 </TASK>