rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-...D } 2638 jiffies s: 31845 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: 3656 Comm: syz-executor.0 Not tainted 6.1.0-rc8-syzkaller-00148-g0d1409e4ff08 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:memory_is_nonzero mm/kasan/generic.c:101 [inline] RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:128 [inline] RIP: 0010:memory_is_poisoned mm/kasan/generic.c:159 [inline] RIP: 0010:check_region_inline mm/kasan/generic.c:180 [inline] RIP: 0010:kasan_check_range+0x63/0x190 mm/kasan/generic.c:189 Code: 89 fd 48 b8 00 00 00 00 00 fc ff df 4d 89 ca 48 c1 ed 03 49 c1 ea 03 48 01 c5 49 01 c2 48 89 e8 49 8d 5a 01 48 89 da 48 29 ea <48> 83 fa 10 7e 63 41 89 eb 41 83 e3 07 75 74 4c 8d 5a 07 48 85 d2 RSP: 0018:ffffc90000007aa8 EFLAGS: 00000002 RAX: fffffbfff221e949 RBX: fffffbfff221e94a RCX: ffffffff8162adf0 RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffffff910f4a48 RBP: fffffbfff221e949 R08: 0000000000000000 R09: ffffffff910f4a4f R10: fffffbfff221e949 R11: 0000000000000000 R12: 0000000000000000 R13: ffff888027edd7c0 R14: ffff888027ede210 R15: dffffc0000000000 FS: 0000555555681400(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f20d9a40718 CR3: 000000002baf5000 CR4: 0000000000350ef0 Call Trace: instrument_atomic_read include/linux/instrumented.h:72 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] hlock_class kernel/locking/lockdep.c:227 [inline] check_wait_context kernel/locking/lockdep.c:4754 [inline] __lock_acquire+0x6f0/0x56d0 kernel/locking/lockdep.c:5005 lock_acquire kernel/locking/lockdep.c:5668 [inline] lock_acquire+0x1e3/0x630 kernel/locking/lockdep.c:5633 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x3d/0x60 kernel/locking/spinlock.c:162 debug_object_deactivate lib/debugobjects.c:732 [inline] debug_object_deactivate+0x105/0x300 lib/debugobjects.c:720 debug_hrtimer_deactivate kernel/time/hrtimer.c:425 [inline] debug_deactivate kernel/time/hrtimer.c:481 [inline] __run_hrtimer kernel/time/hrtimer.c:1653 [inline] __hrtimer_run_queues+0x422/0xfb0 kernel/time/hrtimer.c:1749 hrtimer_interrupt+0x320/0x790 kernel/time/hrtimer.c:1811 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1096 [inline] __sysvec_apic_timer_interrupt+0x180/0x640 arch/x86/kernel/apic/apic.c:1113 sysvec_apic_timer_interrupt+0x92/0xc0 arch/x86/kernel/apic/apic.c:1107 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:__syscall_enter_from_user_work kernel/entry/common.c:91 [inline] RIP: 0010:syscall_enter_from_user_mode+0x30/0xb0 kernel/entry/common.c:112 Code: 49 89 f4 55 48 89 fd 53 48 8b 7c 24 18 e8 48 fa ff ff 66 90 66 90 e8 6f 4f 99 f7 e8 aa 4c 99 f7 fb 65 48 8b 04 25 c0 7f 02 00 <48> 8b 70 08 40 f6 c6 3f 75 1a 5b 4c 89 e0 5d 41 5c c3 66 90 0f 0b RSP: 0018:ffffc9000405ff20 EFLAGS: 00000202 RAX: ffff888027edd7c0 RBX: 0000000000000000 RCX: 1ffffffff1ca2ef9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc9000405ff58 R08: 0000000000000001 R09: 0000000000000001 R10: fffffbfff1ca34ea R11: 0000000000000000 R12: 00000000000000e6 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 do_syscall_64+0x1a/0xb0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1601cb0e01 Code: 24 0c 89 3c 24 48 89 4c 24 18 e8 aa e7 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 8b 74 24 0c 8b 3c 24 b8 e6 00 00 00 0f 05 <44> 89 c7 48 89 04 24 e8 e3 e7 ff ff 48 8b 04 24 eb 97 66 2e 0f 1f RSP: 002b:00007ffd90ea0010 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 000000000000069b RCX: 00007f1601cb0e01 RDX: 00007ffd90ea0050 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffd90ea00dc R08: 0000000000000000 R09: 00007ffd90ed5080 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032 R13: 0000000000107969 R14: 0000000000000000 R15: 00007ffd90ea0140