rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-...D } 2680 jiffies s: 49633 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: 21926 Comm: syz-executor.3 Not tainted 6.7.0-rc8-syzkaller-00055-g5eff55d725a4 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 RIP: 0010:kasan_check_range+0x1b8/0x290 mm/kasan/generic.c:187 Code: 4d 01 fb 48 8d 5d 07 48 85 ed 48 0f 49 dd 48 83 e3 f8 48 29 dd 74 12 41 80 3b 00 0f 85 a2 00 00 00 49 ff c3 48 ff cd 75 ee 5b <41> 5c 41 5e 41 5f 5d c3 40 84 ed 75 5f f7 c5 00 ff 00 00 75 5c f7 RSP: 0018:ffffc900000079d8 EFLAGS: 00000056 RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff816d25b4 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8f00c468 RBP: 0000000000000000 R08: ffffffff8f00c46f R09: 1ffffffff1e0188d R10: dffffc0000000000 R11: fffffbfff1e0188e R12: 1ffff92000000f48 R13: dffffc0000000000 R14: dffffc0000000001 R15: fffffbfff1e0188e FS: 00007f65bc1fe6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31820000 CR3: 0000000089763000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: instrument_atomic_read include/linux/instrumented.h:68 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] cpumask_test_cpu include/linux/cpumask.h:504 [inline] cpu_online include/linux/cpumask.h:1104 [inline] trace_lock_acquire include/trace/events/lock.h:24 [inline] lock_acquire+0xd4/0x530 kernel/locking/lockdep.c:5725 __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+0x163/0x530 lib/debugobjects.c:717 debug_hrtimer_activate kernel/time/hrtimer.c:422 [inline] debug_activate kernel/time/hrtimer.c:477 [inline] enqueue_hrtimer+0x30/0x320 kernel/time/hrtimer.c:1087 __run_hrtimer kernel/time/hrtimer.c:1705 [inline] __hrtimer_run_queues+0x6c0/0xd20 kernel/time/hrtimer.c:1752 hrtimer_interrupt+0x396/0x980 kernel/time/hrtimer.c:1814 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline] __sysvec_apic_timer_interrupt+0x104/0x3a0 arch/x86/kernel/apic/apic.c:1082 sysvec_apic_timer_interrupt+0x92/0xb0 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+0xd8/0x140 kernel/locking/spinlock.c:194 Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 fe 04 c8 f6 f6 44 24 21 02 75 4e 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 63 31 3e f6 65 8b 05 14 3f e1 74 85 c0 74 3f 48 c7 04 24 0e 36 RSP: 0018:ffffc90014dffb80 EFLAGS: 00000206 RAX: e25622a4fa2c2300 RBX: 1ffff920029bff74 RCX: ffffffff816d951a RDX: dffffc0000000000 RSI: ffffffff8b6aa560 RDI: 0000000000000001 RBP: ffffc90014dffc10 R08: ffffffff90dd8367 R09: 1ffffffff21bb06c R10: dffffc0000000000 R11: fffffbfff21bb06d R12: dffffc0000000000 R13: 1ffff920029bff70 R14: ffffc90014dffba0 R15: 0000000000000246 clock_was_set+0x6a1/0x830 kernel/time/hrtimer.c:972 do_settimeofday64+0x488/0x640 kernel/time/timekeeping.c:1345 __do_sys_clock_settime kernel/time/posix-timers.c:1129 [inline] __se_sys_clock_settime kernel/time/posix-timers.c:1113 [inline] __x64_sys_clock_settime+0x236/0x270 kernel/time/posix-timers.c:1113 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x45/0x110 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7f65bd67cce9 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:00007f65bc1fe0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e3 RAX: ffffffffffffffda RBX: 00007f65bd79bf80 RCX: 00007f65bd67cce9 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000000 RBP: 00007f65bd6c947a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f65bd79bf80 R15: 00007ffeb08f65a8