invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 28576 Comm: kworker/u4:6 Not tainted 5.9.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet RIP: 0010:__seqcount_assert include/linux/seqlock.h:211 [inline] RIP: 0010:update_pvclock_gtod arch/x86/kvm/x86.c:1738 [inline] RIP: 0010:pvclock_gtod_notify+0x40/0x570 arch/x86/kvm/x86.c:7452 Code: 00 00 fc ff df 48 89 c1 83 e0 07 48 c1 e9 03 83 c0 03 0f b6 14 11 38 d0 7c 08 84 d2 0f 85 63 04 00 00 8b 2d ee a5 70 07 77 00 <07> 00 00 00 00 00 00 00 00 00 00 00 77 00 00 00 00 00 00 00 2d 57 RSP: 0018:ffffc90000da8bf0 EFLAGS: 00010046 RAX: 0000000000000007 RBX: ffffffff8d1ad980 RCX: 1ffffffff1669aff RDX: 0000000000000000 RSI: ffffffff810c31da RDI: ffffffff89d02dc0 RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff8ce2d9e7 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89d02dc0 FS: 0000000000000000(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001440 CR3: 00000000900b8000 CR4: 00000000001506e0 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+0x334/0x940 kernel/time/hrtimer.c:1650 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1080 [inline] __sysvec_apic_timer_interrupt+0x147/0x5f0 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:arch_local_irq_restore arch/x86/include/asm/paravirt.h:770 [inline] RIP: 0010:lock_acquire+0x27b/0xae0 kernel/locking/lockdep.c:5009 Code: ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 04 07 00 00 48 83 3d b8 5f 80 08 00 0f 84 5a 05 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 03 44 24 08 48 c7 RSP: 0018:ffffc90005937aa0 EFLAGS: 00000286 RAX: 1ffffffff13b8d75 RBX: ffff88804d110200 RCX: 0000000000000001 RDX: dffffc0000000000 RSI: 5fadb2f92087797a RDI: 0000000000000286 RBP: ffffffff89e67f40 R08: 0000000000000000 R09: ffffffff8ce2d9e7 R10: fffffbfff19c5b3c R11: 0000000000000000 R12: 0000000000000002 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000286 rcu_lock_acquire include/linux/rcupdate.h:241 [inline] rcu_read_lock include/linux/rcupdate.h:634 [inline] batadv_iv_ogm_slide_own_bcast_window net/batman-adv/bat_iv_ogm.c:754 [inline] batadv_iv_ogm_schedule_buff+0x5d0/0x1410 net/batman-adv/bat_iv_ogm.c:825 batadv_iv_ogm_schedule net/batman-adv/bat_iv_ogm.c:869 [inline] batadv_iv_ogm_schedule net/batman-adv/bat_iv_ogm.c:862 [inline] batadv_iv_send_outstanding_bat_ogm_packet+0x5c8/0x800 net/batman-adv/bat_iv_ogm.c:1723 process_one_work+0x94c/0x1670 kernel/workqueue.c:2269 worker_thread+0x64c/0x1120 kernel/workqueue.c:2415 kthread+0x3b5/0x4a0 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294 Modules linked in: ---[ end trace fca7c601bd0777fe ]--- RIP: 0010:__seqcount_assert include/linux/seqlock.h:211 [inline] RIP: 0010:update_pvclock_gtod arch/x86/kvm/x86.c:1738 [inline] RIP: 0010:pvclock_gtod_notify+0x40/0x570 arch/x86/kvm/x86.c:7452 Code: 00 00 fc ff df 48 89 c1 83 e0 07 48 c1 e9 03 83 c0 03 0f b6 14 11 38 d0 7c 08 84 d2 0f 85 63 04 00 00 8b 2d ee a5 70 07 77 00 <07> 00 00 00 00 00 00 00 00 00 00 00 77 00 00 00 00 00 00 00 2d 57 RSP: 0018:ffffc90000da8bf0 EFLAGS: 00010046 RAX: 0000000000000007 RBX: ffffffff8d1ad980 RCX: 1ffffffff1669aff RDX: 0000000000000000 RSI: ffffffff810c31da RDI: ffffffff89d02dc0 RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff8ce2d9e7 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89d02dc0 FS: 0000000000000000(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001440 CR3: 00000000900b8000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400