rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-...D } 2685 jiffies s: 24721 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: 14128 Comm: syz-executor.2 Not tainted 6.1.30-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 RIP: 0010:_raw_spin_unlock_irqrestore+0x40/0x130 kernel/locking/spinlock.c:193 Code: 89 f7 48 89 fb 65 48 8b 04 25 28 00 00 00 48 89 44 24 40 49 bc 00 00 00 00 00 fc ff df 4c 8d 74 24 20 48 c7 04 24 b3 8a b5 41 <48> c7 44 24 08 42 59 76 8c 48 c7 44 24 10 80 91 8c 8a 49 89 e5 49 RSP: 0018:ffffc900001e0ca0 EFLAGS: 00000086 RAX: 50b8e74c9ae5cc00 RBX: ffffffff91c970a8 RCX: 0000000000000002 RDX: ffff88807cd519b0 RSI: 0000000000000046 RDI: ffffffff91c970a8 RBP: ffffc900001e0d28 R08: dffffc0000000000 R09: 0000000000000003 R10: ffffffffffffffff R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff8880b992a6c0 R14: ffffc900001e0cc0 R15: 0000000000000046 FS: 00007f9f415eb700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000180 CR3: 0000000079f80000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: debug_hrtimer_deactivate kernel/time/hrtimer.c:425 [inline] debug_deactivate+0x1d/0x280 kernel/time/hrtimer.c:481 __run_hrtimer kernel/time/hrtimer.c:1653 [inline] __hrtimer_run_queues+0x334/0xe50 kernel/time/hrtimer.c:1749 hrtimer_interrupt+0x392/0x980 kernel/time/hrtimer.c:1811 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:649 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 72 7a 53 f7 f6 44 24 21 02 75 4e 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 37 51 d1 f6 65 8b 05 e8 dc 75 75 85 c0 74 3f 48 c7 04 24 0e 36 RSP: 0018:ffffc9000d26fb60 EFLAGS: 00000206 RAX: 50b8e74c9ae5cc00 RBX: 1ffff92001a4df70 RCX: ffffffff816a2fda RDX: dffffc0000000000 RSI: ffffffff8aebd0a0 RDI: 0000000000000001 RBP: ffffc9000d26fbf0 R08: dffffc0000000000 R09: fffffbfff2051045 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 1ffff92001a4df6c R14: ffffc9000d26fb80 R15: 0000000000000246 clock_was_set+0x179/0x900 kernel/time/hrtimer.c:970 do_settimeofday64+0x673/0x7e0 kernel/time/timekeeping.c:1345 __do_sys_clock_settime kernel/time/posix-timers.c:1092 [inline] __se_sys_clock_settime kernel/time/posix-timers.c:1080 [inline] __x64_sys_clock_settime+0x232/0x270 kernel/time/posix-timers.c:1080 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f9f4088c169 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f9f415eb168 EFLAGS: 00000246 ORIG_RAX: 00000000000000e3 RAX: ffffffffffffffda RBX: 00007f9f409abf80 RCX: 00007f9f4088c169 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000000 RBP: 00007f9f408e7ca1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff5e0d70bf R14: 00007f9f415eb300 R15: 0000000000022000