rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-...D } 2640 jiffies s: 92649 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: 11150 Comm: syz-executor.2 Not tainted 6.1.67-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 RIP: 0010:__lock_release kernel/locking/lockdep.c:5366 [inline] RIP: 0010:lock_release+0x2f6/0xa20 kernel/locking/lockdep.c:5682 Code: 00 f0 ff 42 0f b6 04 3b 84 c0 0f 85 3d 05 00 00 45 89 2e 41 81 fd ff ff 0f 00 0f 87 c1 02 00 00 48 8b 44 24 40 42 0f b6 04 38 <84> c0 0f 85 f3 04 00 00 89 16 4c 89 e0 48 c1 e8 03 42 80 3c 38 00 RSP: 0018:ffffc90000007b80 EFLAGS: 00000087 RAX: 0000000000000000 RBX: 1ffff11012a9851d RCX: ffffc90000007c03 RDX: 0000000000000001 RSI: ffff8880954c2898 RDI: ffff8880954c28c8 RBP: ffffc90000007cb0 R08: dffffc0000000000 R09: fffffbfff1ce67de R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8880954c28c8 R13: 00000000000a402b R14: ffff8880954c28e8 R15: dffffc0000000000 FS: 00007f153ac836c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1539f9d988 CR3: 000000009723e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rcu_lock_release include/linux/rcupdate.h:311 [inline] rcu_read_unlock include/linux/rcupdate.h:780 [inline] advance_sched+0x800/0x970 net/sched/sch_taprio.c:755 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x5e5/0xe50 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 c2 e0 4d f7 f6 44 24 21 02 75 4e 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 c7 2e ca f6 65 8b 05 78 60 6e 75 85 c0 74 3f 48 c7 04 24 0e 36 RSP: 0018:ffffc9000f3e7b60 EFLAGS: 00000206 RAX: 2d3438b4c7871700 RBX: 1ffff92001e7cf70 RCX: ffffffff816ab8da RDX: dffffc0000000000 RSI: ffffffff8aebe4a0 RDI: 0000000000000001 RBP: ffffc9000f3e7bf0 R08: dffffc0000000000 R09: fffffbfff2091e45 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 1ffff92001e7cf6c R14: ffffc9000f3e7b80 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:1119 [inline] __se_sys_clock_settime kernel/time/posix-timers.c:1107 [inline] __x64_sys_clock_settime+0x232/0x270 kernel/time/posix-timers.c:1107 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: 0033:0x7f1539e7cba9 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:00007f153ac830c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e3 RAX: ffffffffffffffda RBX: 00007f1539f9bf80 RCX: 00007f1539e7cba9 RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000000 RBP: 00007f1539ec847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f1539f9bf80 R15: 00007ffd172ea438