invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.9.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:raw_write_seqcount_t_begin include/linux/seqlock.h:425 [inline] RIP: 0010:write_seqcount_t_begin_nested include/linux/seqlock.h:468 [inline] RIP: 0010:write_seqcount_t_begin include/linux/seqlock.h:495 [inline] RIP: 0010:update_pvclock_gtod arch/x86/kvm/x86.c:1742 [inline] RIP: 0010:pvclock_gtod_notify+0x73/0x570 arch/x86/kvm/x86.c:7452 Code: 74 23 e8 70 59 68 00 31 ff 65 8b 2d d7 18 f6 7e 81 e5 ff ff ff 7f 89 ee e8 da 55 68 00 85 ed 0f 84 b4 03 00 00 e8 4d 59 68 00 05 d6 0a df 0a 01 31 d2 45 31 c9 31 c9 ff 74 24 10 31 f6 41 b8 RSP: 0018:ffffc90000007be8 EFLAGS: 00010046 RAX: 0000000080010002 RBX: ffffffff8c972980 RCX: ffffffff810be5b6 RDX: ffffffff89a99dc0 RSI: ffffffff810be5c3 RDI: 0000000000000005 RBP: 0000000000010002 R08: 0000000000000000 R09: ffffffff8c5f29e7 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89ae9320 FS: 0000000000000000(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000400200 CR3: 0000000040234000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: notifier_call_chain+0xb5/0x200 kernel/notifier.c:83 update_pvclock_gtod kernel/time/timekeeping.c:581 [inline] timekeeping_update+0x28a/0x4a0 kernel/time/timekeeping.c:675 timekeeping_advance+0x6ad/0xa40 kernel/time/timekeeping.c:2122 tick_do_update_jiffies64.part.0+0x1ec/0x330 kernel/time/tick-sched.c:101 tick_do_update_jiffies64 kernel/time/tick-sched.c:64 [inline] tick_sched_do_timer kernel/time/tick-sched.c:147 [inline] tick_sched_timer+0x236/0x2a0 kernel/time/tick-sched.c:1321 __run_hrtimer kernel/time/hrtimer.c:1524 [inline] __hrtimer_run_queues+0x1d5/0xfc0 kernel/time/hrtimer.c:1588 hrtimer_interrupt+0x32a/0x930 kernel/time/hrtimer.c:1650 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1080 [inline] __sysvec_apic_timer_interrupt+0x142/0x5e0 arch/x86/kernel/apic/apic.c:1097 asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:706 __run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline] sysvec_apic_timer_interrupt+0xb2/0xf0 arch/x86/kernel/apic/apic.c:1091 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:581 RIP: 0010:native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:61 Code: ff 4c 89 ef e8 73 4e be f9 e9 8e fe ff ff 48 89 df e8 66 4e be f9 eb 8a cc cc cc cc e9 07 00 00 00 0f 00 2d c4 b1 52 00 fb f4 90 e9 07 00 00 00 0f 00 2d b4 b1 52 00 f4 c3 cc cc 55 53 e8 c9 RSP: 0018:ffffffff89a07ce0 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 1ffffffff1563e91 RDX: ffffffff89a99dc0 RSI: ffffffff87f60a38 RDI: ffffffff87f60a0e RBP: ffff8880a6d8b064 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: ffff8880a6d8b064 R13: 1ffffffff1340fa6 R14: ffff8880a6d8b065 R15: 0000000000000001 arch_safe_halt arch/x86/include/asm/paravirt.h:150 [inline] acpi_safe_halt+0x8d/0x110 drivers/acpi/processor_idle.c:111 acpi_idle_do_entry+0x15c/0x1b0 drivers/acpi/processor_idle.c:524 acpi_idle_enter+0x403/0xac0 drivers/acpi/processor_idle.c:650 cpuidle_enter_state+0xff/0x960 drivers/cpuidle/cpuidle.c:235 cpuidle_enter+0x4a/0xa0 drivers/cpuidle/cpuidle.c:346 call_cpuidle kernel/sched/idle.c:126 [inline] cpuidle_idle_call kernel/sched/idle.c:214 [inline] do_idle+0x431/0x6d0 kernel/sched/idle.c:276 cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:372 start_kernel+0x449/0x46a init/main.c:1048 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:243 Modules linked in: ---[ end trace b1b5b31d362fa698 ]--- RIP: 0010:raw_write_seqcount_t_begin include/linux/seqlock.h:425 [inline] RIP: 0010:write_seqcount_t_begin_nested include/linux/seqlock.h:468 [inline] RIP: 0010:write_seqcount_t_begin include/linux/seqlock.h:495 [inline] RIP: 0010:update_pvclock_gtod arch/x86/kvm/x86.c:1742 [inline] RIP: 0010:pvclock_gtod_notify+0x73/0x570 arch/x86/kvm/x86.c:7452 Code: 74 23 e8 70 59 68 00 31 ff 65 8b 2d d7 18 f6 7e 81 e5 ff ff ff 7f 89 ee e8 da 55 68 00 85 ed 0f 84 b4 03 00 00 e8 4d 59 68 00 05 d6 0a df 0a 01 31 d2 45 31 c9 31 c9 ff 74 24 10 31 f6 41 b8 RSP: 0018:ffffc90000007be8 EFLAGS: 00010046 RAX: 0000000080010002 RBX: ffffffff8c972980 RCX: ffffffff810be5b6 RDX: ffffffff89a99dc0 RSI: ffffffff810be5c3 RDI: 0000000000000005 RBP: 0000000000010002 R08: 0000000000000000 R09: ffffffff8c5f29e7 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89ae9320 FS: 0000000000000000(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000400200 CR3: 0000000040234000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400