rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-...D } 2688 jiffies s: 557 root: 0x1/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 5068 Comm: syz-executor299 Not tainted 6.8.0-rc1-syzkaller-00286-g168174d78157 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 RIP: 0010:hlock_class+0x56/0x130 kernel/locking/lockdep.c:228 Code: 20 66 81 e3 ff 1f 0f b7 db be 08 00 00 00 48 89 d8 48 c1 e8 06 48 8d 3c c5 40 6f 15 92 e8 c2 67 78 00 48 0f a3 1d 0a da ad 10 <73> 0f 48 69 c3 c8 00 00 00 5b 48 05 60 73 15 92 c3 48 c7 c0 a0 56 RSP: 0018:ffffc90000007ae8 EFLAGS: 00000047 RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff8167952e RDX: fffffbfff242ade9 RSI: 0000000000000008 RDI: ffffffff92156f40 RBP: ffffffff9215c3d8 R08: 0000000000000000 R09: fffffbfff242ade8 R10: ffffffff92156f47 R11: 0000000000000002 R12: ffff88802812a8d0 R13: ffffed100502550f R14: 0000000000000001 R15: 0000000000000002 FS: 00007f8d749ff6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000600 CR3: 000000001cde8000 CR4: 0000000000350ef0 Call Trace: lookup_chain_cache_add kernel/locking/lockdep.c:3781 [inline] validate_chain kernel/locking/lockdep.c:3837 [inline] __lock_acquire+0x1502/0x3b30 kernel/locking/lockdep.c:5137 lock_acquire kernel/locking/lockdep.c:5754 [inline] lock_acquire+0x1ae/0x520 kernel/locking/lockdep.c:5719 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x3a/0x50 kernel/locking/spinlock.c:162 debug_object_deactivate+0x138/0x370 lib/debugobjects.c:763 debug_hrtimer_deactivate kernel/time/hrtimer.c:427 [inline] debug_deactivate kernel/time/hrtimer.c:483 [inline] __run_hrtimer kernel/time/hrtimer.c:1656 [inline] __hrtimer_run_queues+0x470/0xc20 kernel/time/hrtimer.c:1752 hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1814 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline] __sysvec_apic_timer_interrupt+0x105/0x400 arch/x86/kernel/apic/apic.c:1082 sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1076 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x70 kernel/locking/spinlock.c:194 Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 e6 a5 d6 f6 48 89 df e8 de 1d d7 f6 f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 d5 bd c8 f6 65 8b 05 96 f2 71 75 85 c0 74 12 5b RSP: 0018:ffffc9000430fa60 EFLAGS: 00000246 RAX: 0000000000000006 RBX: ffff8880b982bac0 RCX: 1ffffffff242af27 RDX: 0000000000000000 RSI: ffffffff8accae80 RDI: ffffffff8b2fd380 RBP: 0000000000000286 R08: 0000000000000001 R09: fffffbfff242ade8 R10: ffffffff92156f47 R11: 0000000000000002 R12: fffffe32150ec417 R13: 0000000000000000 R14: 0000000eeb5ec417 R15: dffffc0000000000 clock_was_set+0x592/0x850 kernel/time/hrtimer.c:972 timekeeping_inject_offset+0x4d1/0x640 kernel/time/timekeeping.c:1395 do_adjtimex+0x373/0xaa0 kernel/time/timekeeping.c:2444 do_clock_adjtime kernel/time/posix-timers.c:1159 [inline] __do_sys_clock_adjtime+0x173/0x280 kernel/time/posix-timers.c:1171 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7f8d75253069 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 81 1f 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f8d749ff168 EFLAGS: 00000246 ORIG_RAX: 0000000000000131 RAX: ffffffffffffffda RBX: 00007f8d752dc1c8 RCX: 00007f8d75253069 RDX: ffffffffffffffb0 RSI: 0000000020000200 RDI: 0000000000000000 RBP: 00007f8d752dc1c0 R08: 00007f8d749ff6c0 R09: 0000000000000000 R10: 00007f8d749ff6c0 R11: 0000000000000246 R12: 00007f8d752dc1cc R13: 000000000000000b R14: 00007ffc71294930 R15: 00007ffc71294a18