BUG: unable to handle page fault for address: ffffffffd276b608
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 9690067 P4D 9690067 PUD 9692067 PMD 0 
Oops: 0002 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 23813 Comm: syz-executor.5 Not tainted 5.9.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:update_pvclock_gtod arch/x86/kvm/x86.c:1746 [inline]
RIP: 0010:pvclock_gtod_notify+0x193/0x490 arch/x86/kvm/x86.c:7452
Code: 02 00 00 41 8b 47 1c 89 05 a6 d8 ef 09 49 8d 7f 20 48 89 f8 48 c1 e8 03 42 80 3c 20 00 74 05 e8 f3 79 a7 00 49 8b 47 00 00 00 <00> 88 d8 ef 09 49 8d 7f 28 48 89 f8 48 c1 e8 03 42 80 3c 20 00 74
RSP: 0018:ffffc90000da8c50 EFLAGS: 00010886
RAX: ffffffff896cc630 RBX: ffffffff896cc67c RCX: ffffffff815adbf4
RDX: dffffc0000000000 RSI: 0000000000000008 RDI: ffffffff8ba8bc08
RBP: ffffffff896bd1a8 R08: dffffc0000000000 R09: fffffbfff16c74a0
R10: fffffbfff16c74a0 R11: 0000000000000000 R12: dffffc0000000000
R13: 00000000ffffffff R14: ffffffff814f70f7 R15: ffffffff8ba8bbe8
FS:  00000000017f6940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffd276b608 CR3: 0000000052881000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 notifier_call_chain kernel/notifier.c:83 [inline]
 __raw_notifier_call_chain kernel/notifier.c:361 [inline]
 raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:368
 update_pvclock_gtod kernel/time/timekeeping.c:581 [inline]
 timekeeping_update+0x281/0x3f0 kernel/time/timekeeping.c:675
 timekeeping_advance+0x830/0xa00 kernel/time/timekeeping.c:2122
 tick_sched_do_timer kernel/time/tick-sched.c:147 [inline]
 tick_sched_timer+0xba/0x410 kernel/time/tick-sched.c:1321
 __run_hrtimer kernel/time/hrtimer.c:1524 [inline]
 __hrtimer_run_queues+0x42d/0x930 kernel/time/hrtimer.c:1588
 hrtimer_interrupt+0x373/0xd60 kernel/time/hrtimer.c:1650
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1080 [inline]
 __sysvec_apic_timer_interrupt+0xf0/0x260 arch/x86/kernel/apic/apic.c:1097
 asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:706
 </IRQ>
 __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+0x94/0xf0 arch/x86/kernel/apic/apic.c:1091
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:581
RIP: 0010:clear_page_erms+0x7/0x10 arch/x86/lib/clear_page_64.S:49
Code: 48 89 47 18 48 89 47 20 48 89 47 28 48 89 47 30 48 89 47 38 48 8d 7f 40 75 d9 90 c3 0f 1f 80 00 00 00 00 b9 00 10 00 00 31 c0 <f3> aa c3 cc cc cc cc cc cc 55 41 57 41 56 41 55 41 54 53 48 83 ec
RSP: 0018:ffffc90001927c48 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 1ffff11013ed6ad6 RCX: 0000000000000180
RDX: dffffc0000000000 RSI: ffffffff896fe520 RDI: ffff88802d43fe80
RBP: ffff88802d43f000 R08: ffffffff81a63ba7 R09: ffff8880a6c0be18
R10: ffffed1014d8170d R11: 0000000000000000 R12: 000000000000003e
R13: 0000000000000000 R14: ffff88809f6b56b0 R15: 0000000000000000
 clear_page arch/x86/include/asm/page_64.h:49 [inline]
 clear_user_page arch/x86/include/asm/page.h:28 [inline]
 clear_user_highpage include/linux/highmem.h:230 [inline]
 clear_subpage mm/memory.c:4947 [inline]
 process_huge_page mm/memory.c:4901 [inline]
 clear_huge_page+0x262/0x890 mm/memory.c:4961
 __do_huge_pmd_anonymous_page+0x21d/0xf00 mm/huge_memory.c:589
 create_huge_pmd mm/memory.c:4093 [inline]
 __handle_mm_fault mm/memory.c:4317 [inline]
 handle_mm_fault+0x1e25/0x29a0 mm/memory.c:4444
 do_user_addr_fault+0x515/0xa90 arch/x86/mm/fault.c:1372
 handle_page_fault arch/x86/mm/fault.c:1429 [inline]
 exc_page_fault+0x129/0x240 arch/x86/mm/fault.c:1482
 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:538
RIP: 0033:0x4006ec
Code: 01 e9 c9 00 00 00 48 8b 44 24 10 48 0b 44 24 28 be 08 00 00 00 48 8b 14 24 75 17 48 8b 7c 24 20 e8 99 62 00 00 48 8b 4c 24 08 <48> 89 01 e9 9d 00 00 00 48 8b 44 24 08 48 8b 38 e8 7f 62 00 00 8a
RSP: 002b:00007ffc36f1f8b0 EFLAGS: 00010202
RAX: 0000000020000100 RBX: 0000000000000000 RCX: 0000000020000300
RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000020000100
RBP: 0000000001190000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000075 R11: 0000000000000246 R12: 0000000001190008
R13: 00007ffc36f1fae0 R14: fffffffffffffffe R15: 00007ffc36f1faf0
Modules linked in:
CR2: ffffffffd276b608
---[ end trace 2b6b06adcbd07b46 ]---
RIP: 0010:update_pvclock_gtod arch/x86/kvm/x86.c:1746 [inline]
RIP: 0010:pvclock_gtod_notify+0x193/0x490 arch/x86/kvm/x86.c:7452
Code: 02 00 00 41 8b 47 1c 89 05 a6 d8 ef 09 49 8d 7f 20 48 89 f8 48 c1 e8 03 42 80 3c 20 00 74 05 e8 f3 79 a7 00 49 8b 47 00 00 00 <00> 88 d8 ef 09 49 8d 7f 28 48 89 f8 48 c1 e8 03 42 80 3c 20 00 74
RSP: 0018:ffffc90000da8c50 EFLAGS: 00010886
RAX: ffffffff896cc630 RBX: ffffffff896cc67c RCX: ffffffff815adbf4
RDX: dffffc0000000000 RSI: 0000000000000008 RDI: ffffffff8ba8bc08
RBP: ffffffff896bd1a8 R08: dffffc0000000000 R09: fffffbfff16c74a0
R10: fffffbfff16c74a0 R11: 0000000000000000 R12: dffffc0000000000
R13: 00000000ffffffff R14: ffffffff814f70f7 R15: ffffffff8ba8bbe8
FS:  00000000017f6940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffd276b608 CR3: 0000000052881000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400