rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-...D } 2630 jiffies s: 11801 root: 0x2/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 7787 Comm: syz-executor.1 Tainted: G        W          6.10.0-rc1-next-20240603-syzkaller #0
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
RIP: 0010:hlock_class kernel/locking/lockdep.c:224 [inline]
RIP: 0010:mark_lock+0x68/0x360 kernel/locking/lockdep.c:4701
Code: f6 43 02 03 40 0f 94 c5 83 f5 09 eb 0b 89 d5 83 fa 20 0f 83 e3 02 00 00 41 be 01 00 00 00 89 e9 41 d3 e6 49 8d 5f 20 48 89 d8 <48> c1 e8 03 42 0f b6 04 28 84 c0 0f 85 3a 02 00 00 8b 1b 81 e3 ff
RSP: 0018:ffffc90000a188c8 EFLAGS: 00000083
RAX: ffff888017b16528 RBX: ffff888017b16528 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff888017b16508 RDI: ffff888017b15a00
RBP: 0000000000000000 R08: ffffffff92fc36cf R09: 1ffffffff25f86d9
R10: dffffc0000000000 R11: fffffbfff25f86da R12: ffff888017b16528
R13: dffffc0000000000 R14: 0000000000000001 R15: ffff888017b16508
FS:  0000555575651480(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f922000 CR3: 00000000247e4000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 mark_usage kernel/locking/lockdep.c:4609 [inline]
 __lock_acquire+0xba0/0x2000 kernel/locking/lockdep.c:5148
 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5817
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
 debug_object_activate+0x16d/0x510 lib/debugobjects.c:708
 debug_hrtimer_activate kernel/time/hrtimer.c:423 [inline]
 debug_activate kernel/time/hrtimer.c:478 [inline]
 enqueue_hrtimer+0x30/0x3c0 kernel/time/hrtimer.c:1085
 __run_hrtimer kernel/time/hrtimer.c:1704 [inline]
 __hrtimer_run_queues+0x6cb/0xd50 kernel/time/hrtimer.c:1751
 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1813
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline]
 __sysvec_apic_timer_interrupt+0x110/0x3f0 arch/x86/kernel/apic/apic.c:1049
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
 sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1043
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0xd8/0x140 kernel/locking/spinlock.c:194
Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 9e 65 64 f6 f6 44 24 21 02 75 52 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 <e8> 23 a9 cd f5 65 8b 05 14 cd 6b 74 85 c0 74 43 48 c7 04 24 0e 36
RSP: 0018:ffffc90009b67d20 EFLAGS: 00000206
RAX: dba942da89a87b00 RBX: 1ffff9200136cfa8 RCX: ffffffff947bb803
RDX: dffffc0000000000 RSI: ffffffff8bcabe40 RDI: 0000000000000001
RBP: ffffc90009b67da8 R08: ffffffff8fadccef R09: 1ffffffff1f5b99d
R10: dffffc0000000000 R11: fffffbfff1f5b99e R12: dffffc0000000000
R13: 1ffff9200136cfa4 R14: ffffc90009b67d40 R15: 0000000000000246
 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
 alarm_try_to_cancel+0x131/0x3c0 kernel/time/alarmtimer.c:425
 alarm_cancel+0x16/0x60 kernel/time/alarmtimer.c:442
 timerfd_release+0x1b4/0x250 fs/timerfd.c:242
 __fput+0x406/0x8b0 fs/file_table.c:422
 __do_sys_close fs/open.c:1559 [inline]
 __se_sys_close fs/open.c:1544 [inline]
 __x64_sys_close+0x7f/0x110 fs/open.c:1544
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa3d587bdda
Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 03 7f 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 63 7f 02 00 8b 44 24
RSP: 002b:00007fff9fde0f90 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa3d587bdda
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: ffffffffffffffff R08: 00007fa3d5800000 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000293 R12: 00007fa3d59b3fa0
R13: 00007fa3d59b3fac R14: 0000000000000032 R15: 00007fa3d59b59a0
 </TASK>