Hi guy's. Who know why it happens? I am just launch Google Chrome on my machine. Thanks. [83855.778147] ------------[ cut here ]------------ [83855.778169] WARNING: CPU: 0 PID: 5405 at arch/x86/kvm/mmu.c:717 mmu_spte_clear_track_bits+0xe7/0x100 [kvm] [83855.778169] Modules linked in: xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun nls_utf8 isofs rfcomm fuse nf_conntrack_netbios_ns nf_conntrack_broadcast xt_CT ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_raw iptable_security ebtable_filter ebtables ip6table_filter ip6_tables bnep sunrpc vfat fat xfs libcrc32c snd_usb_audio snd_usbmidi_lib snd_rawmidi hid_logitech_hidpp huawei_cdc_ncm btusb cdc_wdm cdc_ncm btrtl gspca_zc3xx gspca_main v4l2_common videodev btbcm uas option usbnet usb_storage joydev btintel usb_wwan media hid_logitech_dj [83855.778198] bluetooth ecdh_generic rfkill intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp btrfs kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel intel_cstate xor snd_hda_codec_realtek snd_hda_codec_generic iTCO_wdt snd_hda_codec_hdmi snd_hda_codec_ca0132 iTCO_vendor_support ppdev snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep raid6_pq snd_seq intel_uncore snd_seq_device snd_pcm intel_rapl_perf snd_timer mei_me snd mei soundcore lpc_ich i2c_i801 tpm_infineon tpm_tis shpchp parport_pc parport tpm_tis_core tpm binfmt_misc i915 i2c_algo_bit drm_kms_helper drm crc32c_intel r8169 mii video bfq [83855.778224] CPU: 0 PID: 5405 Comm: CPU 0/KVM Not tainted 4.13.0-0.rc5.git4.1.fc28.x86_64 #1 [83855.778225] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014 [83855.778226] task: ffff9601fc104c80 task.stack: fffface3a05a8000 [83855.778238] RIP: 0010:mmu_spte_clear_track_bits+0xe7/0x100 [kvm] [83855.778239] RSP: 0018:fffface3a05abb08 EFLAGS: 00010246 [83855.778240] RAX: 0000000000000000 RBX: 00000004b4e50f77 RCX: ffffd27089cc0f9f [83855.778241] RDX: 0000000000000000 RSI: ffff96016cb26280 RDI: ffffd27092d39400 [83855.778241] RBP: fffface3a05abb20 R08: 0000000000000100 R09: 000000000000000f [83855.778242] R10: ffff9601ee550008 R11: ffff9601ee550000 R12: 00000000004b4e50 [83855.778243] R13: ffff9601fc1c0000 R14: ffff96016cb8b5e8 R15: 0000000000000000 [83855.778244] FS: 00007f4bc9745700(0000) GS:ffff96045e200000(0000) knlGS:0000000000000000 [83855.778245] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [83855.778246] CR2: 00000062a3526168 CR3: 00000005bc12d000 CR4: 00000000001426f0 [83855.778247] Call Trace: [83855.778260] drop_spte+0x1a/0xb0 [kvm] [83855.778270] mmu_page_zap_pte+0x9d/0xe0 [kvm] [83855.778280] kvm_mmu_prepare_zap_page+0x65/0x330 [kvm] [83855.778291] kvm_mmu_invalidate_zap_all_pages+0xeb/0x140 [kvm] [83855.778310] kvm_mmu_invalidate_zap_pages_in_memslot+0xe/0x10 [kvm] [83855.778322] kvm_page_track_flush_slot+0x59/0x80 [kvm] [83855.778332] kvm_arch_flush_shadow_memslot+0xe/0x10 [kvm] [83855.778342] __kvm_set_memory_region+0x807/0x8d0 [kvm] [83855.778352] kvm_set_memory_region+0x2b/0x40 [kvm] [83855.778361] kvm_vm_ioctl+0x49b/0x8c0 [kvm] [83855.778364] ? __handle_mm_fault+0xb0d/0x1070 [83855.778367] do_vfs_ioctl+0xa5/0x600 [83855.778369] SyS_ioctl+0x79/0x90 [83855.778372] entry_SYSCALL_64_fastpath+0x1a/0xa5 [83855.778373] RIP: 0033:0x7f4bd8936307 [83855.778374] RSP: 002b:00007f4bc97443d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [83855.778375] RAX: ffffffffffffffda RBX: 00000000000a0000 RCX: 00007f4bd8936307 [83855.778376] RDX: 00007f4bc9744440 RSI: 000000004020ae46 RDI: 000000000000000d [83855.778376] RBP: 00000000000a0000 R08: 000000000000da78 R09: 00000062a58061b8 [83855.778377] R10: 0000000003150000 R11: 0000000000000246 R12: 0000000000010000 [83855.778378] R13: 00000000000b0000 R14: 00000062a351b0a0 R15: 00007f4b44600000 [83855.778379] Code: 6a 04 00 48 85 c0 75 1c 4c 89 e7 e8 94 3d fe ff 48 8b 05 dd 6a 04 00 48 85 c0 74 c1 48 85 c3 0f 95 c3 eb bf 48 85 c3 74 e7 eb dd <0f> ff eb 9e 4c 89 e7 e8 6d 3d fe ff eb a4 90 66 2e 0f 1f 84 00 [83855.778404] ---[ end trace 261a9d6d5fed67c0 ]--- [83855.778416] ------------[ cut here ]------------ [83855.778425] WARNING: CPU: 0 PID: 5405 at arch/x86/kvm/mmu.c:717 mmu_spte_clear_track_bits+0xe7/0x100 [kvm] [83855.778426] Modules linked in: xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun nls_utf8 isofs rfcomm fuse nf_conntrack_netbios_ns nf_conntrack_broadcast xt_CT ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_raw iptable_security ebtable_filter ebtables ip6table_filter ip6_tables bnep sunrpc vfat fat xfs libcrc32c snd_usb_audio snd_usbmidi_lib snd_rawmidi hid_logitech_hidpp huawei_cdc_ncm btusb cdc_wdm cdc_ncm btrtl gspca_zc3xx gspca_main v4l2_common videodev btbcm uas option usbnet usb_storage joydev btintel usb_wwan media hid_logitech_dj [83855.778446] bluetooth ecdh_generic rfkill intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp btrfs kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel intel_cstate xor snd_hda_codec_realtek snd_hda_codec_generic iTCO_wdt snd_hda_codec_hdmi snd_hda_codec_ca0132 iTCO_vendor_support ppdev snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep raid6_pq snd_seq intel_uncore snd_seq_device snd_pcm intel_rapl_perf snd_timer mei_me snd mei soundcore lpc_ich i2c_i801 tpm_infineon tpm_tis shpchp parport_pc parport tpm_tis_core tpm binfmt_misc i915 i2c_algo_bit drm_kms_helper drm crc32c_intel r8169 mii video bfq [83855.778464] CPU: 0 PID: 5405 Comm: CPU 0/KVM Tainted: G W 4.13.0-0.rc5.git4.1.fc28.x86_64 #1 [83855.778465] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014 [83855.778465] task: ffff9601fc104c80 task.stack: fffface3a05a8000 [83855.778474] RIP: 0010:mmu_spte_clear_track_bits+0xe7/0x100 [kvm] [83855.778474] RSP: 0018:fffface3a05abb08 EFLAGS: 00010246 [83855.778475] RAX: 0000000000000000 RBX: 00000004b4e51e77 RCX: dead0000000000ff [83855.778476] RDX: 0000000000000000 RSI: ffff96016cb26288 RDI: ffffd27092d39440 [83855.778477] RBP: fffface3a05abb20 R08: 0000000000000100 R09: 000000000000000f [83855.778477] R10: ffff9601ee550008 R11: ffff9601ee550000 R12: 00000000004b4e51 [83855.778478] R13: ffff9601fc1c0000 R14: ffff96016cb8b5e8 R15: 0000000000000000 [83855.778479] FS: 00007f4bc9745700(0000) GS:ffff96045e200000(0000) knlGS:0000000000000000 [83855.778480] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [83855.778481] CR2: 00000062a3526168 CR3: 00000005bc12d000 CR4: 00000000001426f0 [83855.778481] Call Trace: [83855.778491] drop_spte+0x1a/0xb0 [kvm] [83855.778500] mmu_page_zap_pte+0x9d/0xe0 [kvm] [83855.778509] kvm_mmu_prepare_zap_page+0x65/0x330 [kvm] [83855.778520] kvm_mmu_invalidate_zap_all_pages+0xeb/0x140 [kvm] [83855.778530] kvm_mmu_invalidate_zap_pages_in_memslot+0xe/0x10 [kvm] [83855.778541] kvm_page_track_flush_slot+0x59/0x80 [kvm] [83855.778552] kvm_arch_flush_shadow_memslot+0xe/0x10 [kvm] [83855.778561] __kvm_set_memory_region+0x807/0x8d0 [kvm] [83855.778571] kvm_set_memory_region+0x2b/0x40 [kvm] [83855.778581] kvm_vm_ioctl+0x49b/0x8c0 [kvm] [83855.778583] ? __handle_mm_fault+0xb0d/0x1070 [83855.778585] do_vfs_ioctl+0xa5/0x600 [83855.778586] SyS_ioctl+0x79/0x90 [83855.778588] entry_SYSCALL_64_fastpath+0x1a/0xa5 [83855.778589] RIP: 0033:0x7f4bd8936307 [83855.778590] RSP: 002b:00007f4bc97443d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [83855.778591] RAX: ffffffffffffffda RBX: 00000000000a0000 RCX: 00007f4bd8936307 [83855.778592] RDX: 00007f4bc9744440 RSI: 000000004020ae46 RDI: 000000000000000d [83855.778592] RBP: 00000000000a0000 R08: 000000000000da78 R09: 00000062a58061b8 [83855.778593] R10: 0000000003150000 R11: 0000000000000246 R12: 0000000000010000 [83855.778594] R13: 00000000000b0000 R14: 00000062a351b0a0 R15: 00007f4b44600000 [83855.778595] Code: 6a 04 00 48 85 c0 75 1c 4c 89 e7 e8 94 3d fe ff 48 8b 05 dd 6a 04 00 48 85 c0 74 c1 48 85 c3 0f 95 c3 eb bf 48 85 c3 74 e7 eb dd <0f> ff eb 9e 4c 89 e7 e8 6d 3d fe ff eb a4 90 66 2e 0f 1f 84 00 [83855.778620] ---[ end trace 261a9d6d5fed67c1 ]--- -- Best Regards, Mike Gavrilov.