rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-...D } 2650 jiffies s: 9309 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: 6322 Comm: syz-executor.4 Not tainted 6.1.84-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:lock_release+0x226/0xa20 kernel/locking/lockdep.c:5682 Code: d0 48 c1 e8 03 48 89 44 24 40 42 0f b6 04 38 84 c0 0f 85 67 05 00 00 8b 02 85 c0 0f 84 32 02 00 00 48 89 14 24 48 89 5c 24 58 <4c> 89 6c 24 20 4c 89 64 24 08 48 89 44 24 30 44 8d 68 ff 49 81 c6 RSP: 0018:ffffc900001e0b60 EFLAGS: 00000006 RAX: 0000000000000003 RBX: 1ffff9200003c17c RCX: ffffc900001e0b03 RDX: ffff888075a0e418 RSI: ffffffff8aebfba0 RDI: ffffffff8b3d2d20 RBP: ffffc900001e0c90 R08: dffffc0000000000 R09: fffffbfff1ce6d46 R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff9200003c178 R13: 0000000000000046 R14: ffff888075a0d940 R15: dffffc0000000000 FS: 00007fc586fbb6c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31a25000 CR3: 0000000079df7000 CR4: 00000000003526e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:149 [inline] _raw_spin_unlock_irqrestore+0x75/0x130 kernel/locking/spinlock.c:194 debug_hrtimer_deactivate kernel/time/hrtimer.c:425 [inline] debug_deactivate+0x1d/0x280 kernel/time/hrtimer.c:481 __run_hrtimer kernel/time/hrtimer.c:1654 [inline] __hrtimer_run_queues+0x334/0xe50 kernel/time/hrtimer.c:1750 hrtimer_interrupt+0x392/0x980 kernel/time/hrtimer.c:1812 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1095 [inline] __sysvec_apic_timer_interrupt+0x156/0x580 arch/x86/kernel/apic/apic.c:1112 sysvec_apic_timer_interrupt+0x8c/0xb0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:653 RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0xd4/0x130 kernel/locking/spinlock.c:194 Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 12 a3 4d f7 f6 44 24 21 02 75 4e 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 17 e9 c9 f6 65 8b 05 b8 14 6e 75 85 c0 74 3f 48 c7 04 24 0e 36 RSP: 0018:ffffc9000b20f920 EFLAGS: 00000206 RAX: 66a0a037548bb000 RBX: 1ffff92001641f28 RCX: ffffffff816ac11a RDX: dffffc0000000000 RSI: ffffffff8aebeec0 RDI: 0000000000000001 RBP: ffffc9000b20f9b0 R08: dffffc0000000000 R09: fffffbfff2093045 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 1ffff92001641f24 R14: ffffc9000b20f940 R15: 0000000000000246 clock_was_set+0x179/0x900 kernel/time/hrtimer.c:970 timekeeping_inject_offset+0x65f/0x710 kernel/time/timekeeping.c:1395 do_adjtimex+0x511/0xaa0 kernel/time/timekeeping.c:2444 do_clock_adjtime kernel/time/posix-timers.c:1149 [inline] __do_sys_clock_adjtime kernel/time/posix-timers.c:1161 [inline] __se_sys_clock_adjtime kernel/time/posix-timers.c:1152 [inline] __x64_sys_clock_adjtime+0x1dc/0x290 kernel/time/posix-timers.c:1152 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fc58627de69 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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:00007fc586fbb0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000131 RAX: ffffffffffffffda RBX: 00007fc5863abf80 RCX: 00007fc58627de69 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000000 RBP: 00007fc5862ca47a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fc5863abf80 R15: 00007ffc54590678