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BUG: KCSAN: data-race in direct_page_fault / kvm_mmu_notifier_invalidate_range_end

write to 0xffffc90002952158 of 8 bytes by task 31109 on cpu 0:
 kvm_mmu_notifier_invalidate_range_end+0x43/0xb0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:443
 mn_hlist_invalidate_end mm/mmu_notifier.c:553 [inline]
 __mmu_notifier_invalidate_range_end+0x19e/0x250 mm/mmu_notifier.c:573
 mmu_notifier_invalidate_range_end include/linux/mmu_notifier.h:472 [inline]
 change_pmd_range mm/mprotect.c:220 [inline]
 change_pud_range mm/mprotect.c:240 [inline]
 change_p4d_range mm/mprotect.c:260 [inline]
 change_protection_range mm/mprotect.c:285 [inline]
 change_protection+0x188a/0x18a0 mm/mprotect.c:306
 mprotect_fixup+0x2e9/0x520 mm/mprotect.c:427
 do_mprotect_pkey+0x3da/0x640 mm/mprotect.c:553
 __do_sys_mprotect mm/mprotect.c:578 [inline]
 __se_sys_mprotect mm/mprotect.c:575 [inline]
 __x64_sys_mprotect+0x4d/0x60 mm/mprotect.c:575
 do_syscall_64+0xc7/0x390 arch/x86/entry/common.c:294
 entry_SYSCALL_64_after_hwframe+0x44/0xa9

read to 0xffffc90002952158 of 8 bytes by task 31139 on cpu 1:
 direct_page_fault+0x1ac/0x15e0 arch/x86/kvm/mmu/mmu.c:4150
 tdp_page_fault+0xa9/0xd0 arch/x86/kvm/mmu/mmu.c:4237
 kvm_mmu_page_fault+0xe7/0xb10 arch/x86/kvm/mmu/mmu.c:5439
 handle_ept_violation+0x1e0/0x340 arch/x86/kvm/vmx/vmx.c:5139
 vmx_handle_exit+0x1de/0xd70 arch/x86/kvm/vmx/vmx.c:5909
 vcpu_enter_guest+0xc9e/0x3a20 arch/x86/kvm/x86.c:8434
 vcpu_run arch/x86/kvm/x86.c:8498 [inline]
 kvm_arch_vcpu_ioctl_run+0x298/0xdc0 arch/x86/kvm/x86.c:8720
 kvm_vcpu_ioctl+0x70b/0x9d0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2932
 vfs_ioctl fs/ioctl.c:47 [inline]
 ksys_ioctl+0x101/0x150 fs/ioctl.c:763
 __do_sys_ioctl fs/ioctl.c:772 [inline]
 __se_sys_ioctl fs/ioctl.c:770 [inline]
 __x64_sys_ioctl+0x47/0x60 fs/ioctl.c:770
 do_syscall_64+0xc7/0x390 arch/x86/entry/common.c:294
 entry_SYSCALL_64_after_hwframe+0x44/0xa9

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 31139 Comm: syz-executor.4 Not tainted 5.6.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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