Public bug reported: This is either a resurgence of #1680904 or something close to it. Despite running linux-generic=4.13.0.16.17 where the original issue is supposedly fixed, I got the following error again. The effect is that X becomes completely unresponsive while processes are running, SSH works etc.
Nov 6 14:16:52 zen kernel: [731841.301977] BUG: unable to handle kernel NULL pointer dereference at (null) Nov 6 14:16:52 zen kernel: [731841.302056] IP: gen8_ppgtt_set_pdpe.isra.39+0x9/0x70 [i915] Nov 6 14:16:52 zen kernel: [731841.302086] PGD 0 Nov 6 14:16:52 zen kernel: [731841.302086] P4D 0 Nov 6 14:16:52 zen kernel: [731841.302098] Nov 6 14:16:52 zen kernel: [731841.302121] Oops: 0002 [#1] SMP Nov 6 14:16:52 zen kernel: [731841.302138] Modules linked in: ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs cpuid ccm rfcomm xt_REDIRECT nf_nat_redirect xt_tcpudp ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_conntrack_netlink nfnetlink iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat nf_conntrack libcrc32c br_netfilter bridge stp llc xfrm_user xfrm4_tunnel tunnel4 ipcomp xfrm_ipcomp esp4 ah4 af_key xfrm_algo l2tp_ppp l2tp_netlink l2tp_core ip6_udp_tunnel udp_tunnel pppox pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) cmac bnep binfmt_misc nls_iso8859_1 intel_spi_platform intel_spi uvcvideo spi_nor btusb mtd btrtl videobuf2_vmalloc videobuf2_memops snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic btbcm snd_hda_intel videobuf2_v4l2 videobuf2_core btintel Nov 6 14:16:52 zen kernel: [731841.302501] videodev bluetooth snd_hda_codec snd_hda_core media snd_hwdep ecdh_generic snd_pcm arc4 intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp snd_seq_midi snd_seq_midi_event kvm_intel kvm snd_rawmidi irqbypass iwlmvm mac80211 intel_cstate snd_seq input_leds intel_rapl_perf asus_nb_wmi joydev iwlwifi asus_wmi sparse_keymap snd_seq_device snd_timer serio_raw cfg80211 intel_pch_thermal snd mei_me mei lpc_ich shpchp soundcore processor_thermal_device intel_soc_dts_iosf dw_dmac acpi_als int3406_thermal dw_dmac_core kfifo_buf snd_soc_sst_acpi snd_soc_sst_match industrialio int3400_thermal asus_wireless mac_hid acpi_thermal_rel acpi_pad spi_pxa2xx_platform int3402_thermal 8250_dw int340x_thermal_zone parport_pc ppdev lp parport ip_tables x_tables autofs4 btrfs xor raid6_pq algif_skcipher Nov 6 14:16:52 zen kernel: [731841.302859] af_alg dm_crypt hid_generic usbhid hid i915 crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc i2c_algo_bit drm_kms_helper aesni_intel syscopyarea sysfillrect aes_x86_64 sysimgblt fb_sys_fops crypto_simd ahci glue_helper cryptd psmouse drm libahci wmi video sdhci_acpi sdhci Nov 6 14:16:52 zen kernel: [731841.302993] CPU: 3 PID: 2731 Comm: kmail Tainted: G OE 4.13.0-16-generic #19-Ubuntu Nov 6 14:16:52 zen kernel: [731841.303035] Hardware name: ASUSTeK COMPUTER INC. UX305LA/UX305LA, BIOS UX305LA.206 08/03/2015 Nov 6 14:16:52 zen kernel: [731841.303077] task: ffff995ae3011740 task.stack: ffffa701c1d80000 Nov 6 14:16:52 zen kernel: [731841.303129] RIP: 0010:gen8_ppgtt_set_pdpe.isra.39+0x9/0x70 [i915] Nov 6 14:16:52 zen kernel: [731841.303160] RSP: 0018:ffffa701c1d83918 EFLAGS: 00010246 Nov 6 14:16:52 zen kernel: [731841.303187] RAX: 0000000000000000 RBX: ffff995965a3fac0 RCX: ffff995ab249a000 Nov 6 14:16:52 zen kernel: [731841.303222] RDX: 0000000000000000 RSI: ffff995965a3fac0 RDI: ffff995ab249c000 Nov 6 14:16:52 zen kernel: [731841.303257] RBP: ffffa701c1d83988 R08: 0000000000000000 R09: 000000018080007f Nov 6 14:16:52 zen kernel: [731841.303292] R10: ffffa701c1d838e0 R11: 0000000000000001 R12: 0000000000000000 Nov 6 14:16:52 zen kernel: [731841.303328] R13: 0000000000001000 R14: ffff995ab249c000 R15: ffff995a4f5e0000 Nov 6 14:16:52 zen kernel: [731841.303364] FS: 00007f5350a4fb80(0000) GS:ffff995b4ed80000(0000) knlGS:0000000000000000 Nov 6 14:16:52 zen kernel: [731841.303403] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Nov 6 14:16:52 zen kernel: [731841.303432] CR2: 0000000000000000 CR3: 00000001e646f000 CR4: 00000000003406e0 Nov 6 14:16:52 zen kernel: [731841.303468] Call Trace: Nov 6 14:16:52 zen kernel: [731841.303504] ? gen8_ppgtt_alloc_pdp+0x305/0x330 [i915] Nov 6 14:16:52 zen kernel: [731841.303550] gen8_ppgtt_alloc_4lvl+0x56/0x150 [i915] Nov 6 14:16:52 zen kernel: [731841.303596] ppgtt_bind_vma+0x39/0x80 [i915] Nov 6 14:16:52 zen kernel: [731841.303640] i915_vma_bind+0x70/0xd0 [i915] Nov 6 14:16:52 zen kernel: [731841.303684] __i915_vma_do_pin+0x2ec/0x3c0 [i915] Nov 6 14:16:52 zen kernel: [731841.303729] eb_add_vma+0x2ec/0x3f0 [i915] Nov 6 14:16:52 zen kernel: [731841.303769] eb_lookup_vmas+0x2dd/0x790 [i915] Nov 6 14:16:52 zen kernel: [731841.303795] ? mutex_lock_interruptible+0x37/0x40 Nov 6 14:16:52 zen kernel: [731841.303840] ? i915_mutex_lock_interruptible+0x42/0x110 [i915] Nov 6 14:16:52 zen kernel: [731841.303871] ? __pm_runtime_resume+0x5b/0x80 Nov 6 14:16:52 zen kernel: [731841.303913] i915_gem_do_execbuffer+0x407/0xf70 [i915] Nov 6 14:16:52 zen kernel: [731841.303941] ? ___slab_alloc+0xef/0x4c0 Nov 6 14:16:52 zen kernel: [731841.303964] ? kvmalloc_node+0x75/0x80 Nov 6 14:16:52 zen kernel: [731841.303985] ? __slab_alloc+0x20/0x40 Nov 6 14:16:52 zen kernel: [731841.304023] i915_gem_execbuffer2+0xc2/0x1e0 [i915] Nov 6 14:16:52 zen kernel: [731841.304067] ? i915_gem_execbuffer+0x2c0/0x2c0 [i915] Nov 6 14:16:52 zen kernel: [731841.304103] drm_ioctl_kernel+0x5d/0xb0 [drm] Nov 6 14:16:52 zen kernel: [731841.304134] drm_ioctl+0x31b/0x3d0 [drm] Nov 6 14:16:52 zen kernel: [731841.304174] ? i915_gem_execbuffer+0x2c0/0x2c0 [i915] Nov 6 14:16:52 zen kernel: [731841.304202] ? finish_task_switch+0x7b/0x200 Nov 6 14:16:52 zen kernel: [731841.304226] do_vfs_ioctl+0xa5/0x610 Nov 6 14:16:52 zen kernel: [731841.304246] SyS_ioctl+0x79/0x90 Nov 6 14:16:52 zen kernel: [731841.304264] entry_SYSCALL_64_fastpath+0x1e/0xa9 Nov 6 14:16:52 zen kernel: [731841.304289] RIP: 0033:0x7f534db4bea7 Nov 6 14:16:52 zen kernel: [731841.304308] RSP: 002b:00007ffcde8d1978 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 Nov 6 14:16:52 zen kernel: [731841.304345] RAX: ffffffffffffffda RBX: 00007f52a3c4b000 RCX: 00007f534db4bea7 Nov 6 14:16:52 zen kernel: [731841.304381] RDX: 00007ffcde8d19d0 RSI: 0000000040406469 RDI: 0000000000000006 Nov 6 14:16:52 zen kernel: [731841.304416] RBP: 0000000000000000 R08: 00000000000000a5 R09: 0000000000000005 Nov 6 14:16:52 zen kernel: [731841.304451] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 Nov 6 14:16:52 zen kernel: [731841.304486] R13: 00000000013ec000 R14: fffffffffffffff0 R15: 0000000000003200 Nov 6 14:16:52 zen kernel: [731841.304522] Code: c8 48 8d b7 48 05 00 00 48 89 d9 31 d2 e8 60 fc ff ff 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 90 0f 1f 44 00 00 45 89 c0 55 <4a> 89 0c c2 48 8b 87 50 03 00 00 48 89 e5 48 83 e8 01 48 c1 e8 Nov 6 14:16:52 zen kernel: [731841.304660] RIP: gen8_ppgtt_set_pdpe.isra.39+0x9/0x70 [i915] RSP: ffffa701c1d83918 Nov 6 14:16:52 zen kernel: [731841.304697] CR2: 0000000000000000 Nov 6 14:16:52 zen kernel: [731841.337647] ---[ end trace 881004638600b6ea ]--- ProblemType: Bug DistroRelease: Ubuntu 17.10 Package: linux-generic 4.13.0.16.17 ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4 Uname: Linux 4.13.0-16-generic x86_64 ApportVersion: 2.20.7-0ubuntu3 Architecture: amd64 CurrentDesktop: KDE Date: Mon Nov 6 18:11:10 2017 HibernationDevice: RESUME=/dev/mapper/vgzen-swap InstallationDate: Installed on 2015-12-17 (689 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 004: ID 064e:9700 Suyin Corp. Asus Integrated Webcam Bus 001 Device 003: ID 8087:0a2a Intel Corp. Bus 001 Device 002: ID 046d:c52f Logitech, Inc. Unifying Receiver Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: ASUSTeK COMPUTER INC. UX305LA ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/linux/vmlinuz-4.13.0-16-generic.efi.signed root=/dev/mapper/vgzen-root ro libata.allow_tpm=1 quiet splash vt.handoff=7 PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: linux-restricted-modules-4.13.0-16-generic N/A linux-backports-modules-4.13.0-16-generic N/A linux-firmware 1.169 SourcePackage: linux UpgradeStatus: Upgraded to artful on 2017-10-16 (21 days ago) dmi.bios.date: 08/03/2015 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: UX305LA.206 dmi.board.asset.tag: ATN12345678901234567 dmi.board.name: UX305LA dmi.board.vendor: ASUSTeK COMPUTER INC. dmi.board.version: 1.0 dmi.chassis.asset.tag: ATN12345678901234567 dmi.chassis.type: 10 dmi.chassis.vendor: ASUSTeK COMPUTER INC. dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrUX305LA.206:bd08/03/2015:svnASUSTeKCOMPUTERINC.:pnUX305LA:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnUX305LA:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0: dmi.product.family: UX dmi.product.name: UX305LA dmi.product.version: 1.0 dmi.sys.vendor: ASUSTeK COMPUTER INC. ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug artful -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1730446 Title: Soft-freeze: NULL pointer dereference strikes again Status in linux package in Ubuntu: New Bug description: This is either a resurgence of #1680904 or something close to it. Despite running linux-generic=4.13.0.16.17 where the original issue is supposedly fixed, I got the following error again. The effect is that X becomes completely unresponsive while processes are running, SSH works etc. Nov 6 14:16:52 zen kernel: [731841.301977] BUG: unable to handle kernel NULL pointer dereference at (null) Nov 6 14:16:52 zen kernel: [731841.302056] IP: gen8_ppgtt_set_pdpe.isra.39+0x9/0x70 [i915] Nov 6 14:16:52 zen kernel: [731841.302086] PGD 0 Nov 6 14:16:52 zen kernel: [731841.302086] P4D 0 Nov 6 14:16:52 zen kernel: [731841.302098] Nov 6 14:16:52 zen kernel: [731841.302121] Oops: 0002 [#1] SMP Nov 6 14:16:52 zen kernel: [731841.302138] Modules linked in: ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs cpuid ccm rfcomm xt_REDIRECT nf_nat_redirect xt_tcpudp ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_conntrack_netlink nfnetlink iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat nf_conntrack libcrc32c br_netfilter bridge stp llc xfrm_user xfrm4_tunnel tunnel4 ipcomp xfrm_ipcomp esp4 ah4 af_key xfrm_algo l2tp_ppp l2tp_netlink l2tp_core ip6_udp_tunnel udp_tunnel pppox pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) cmac bnep binfmt_misc nls_iso8859_1 intel_spi_platform intel_spi uvcvideo spi_nor btusb mtd btrtl videobuf2_vmalloc videobuf2_memops snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic btbcm snd_hda_intel videobuf2_v4l2 videobuf2_core btintel Nov 6 14:16:52 zen kernel: [731841.302501] videodev bluetooth snd_hda_codec snd_hda_core media snd_hwdep ecdh_generic snd_pcm arc4 intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp snd_seq_midi snd_seq_midi_event kvm_intel kvm snd_rawmidi irqbypass iwlmvm mac80211 intel_cstate snd_seq input_leds intel_rapl_perf asus_nb_wmi joydev iwlwifi asus_wmi sparse_keymap snd_seq_device snd_timer serio_raw cfg80211 intel_pch_thermal snd mei_me mei lpc_ich shpchp soundcore processor_thermal_device intel_soc_dts_iosf dw_dmac acpi_als int3406_thermal dw_dmac_core kfifo_buf snd_soc_sst_acpi snd_soc_sst_match industrialio int3400_thermal asus_wireless mac_hid acpi_thermal_rel acpi_pad spi_pxa2xx_platform int3402_thermal 8250_dw int340x_thermal_zone parport_pc ppdev lp parport ip_tables x_tables autofs4 btrfs xor raid6_pq algif_skcipher Nov 6 14:16:52 zen kernel: [731841.302859] af_alg dm_crypt hid_generic usbhid hid i915 crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc i2c_algo_bit drm_kms_helper aesni_intel syscopyarea sysfillrect aes_x86_64 sysimgblt fb_sys_fops crypto_simd ahci glue_helper cryptd psmouse drm libahci wmi video sdhci_acpi sdhci Nov 6 14:16:52 zen kernel: [731841.302993] CPU: 3 PID: 2731 Comm: kmail Tainted: G OE 4.13.0-16-generic #19-Ubuntu Nov 6 14:16:52 zen kernel: [731841.303035] Hardware name: ASUSTeK COMPUTER INC. UX305LA/UX305LA, BIOS UX305LA.206 08/03/2015 Nov 6 14:16:52 zen kernel: [731841.303077] task: ffff995ae3011740 task.stack: ffffa701c1d80000 Nov 6 14:16:52 zen kernel: [731841.303129] RIP: 0010:gen8_ppgtt_set_pdpe.isra.39+0x9/0x70 [i915] Nov 6 14:16:52 zen kernel: [731841.303160] RSP: 0018:ffffa701c1d83918 EFLAGS: 00010246 Nov 6 14:16:52 zen kernel: [731841.303187] RAX: 0000000000000000 RBX: ffff995965a3fac0 RCX: ffff995ab249a000 Nov 6 14:16:52 zen kernel: [731841.303222] RDX: 0000000000000000 RSI: ffff995965a3fac0 RDI: ffff995ab249c000 Nov 6 14:16:52 zen kernel: [731841.303257] RBP: ffffa701c1d83988 R08: 0000000000000000 R09: 000000018080007f Nov 6 14:16:52 zen kernel: [731841.303292] R10: ffffa701c1d838e0 R11: 0000000000000001 R12: 0000000000000000 Nov 6 14:16:52 zen kernel: [731841.303328] R13: 0000000000001000 R14: ffff995ab249c000 R15: ffff995a4f5e0000 Nov 6 14:16:52 zen kernel: [731841.303364] FS: 00007f5350a4fb80(0000) GS:ffff995b4ed80000(0000) knlGS:0000000000000000 Nov 6 14:16:52 zen kernel: [731841.303403] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Nov 6 14:16:52 zen kernel: [731841.303432] CR2: 0000000000000000 CR3: 00000001e646f000 CR4: 00000000003406e0 Nov 6 14:16:52 zen kernel: [731841.303468] Call Trace: Nov 6 14:16:52 zen kernel: [731841.303504] ? gen8_ppgtt_alloc_pdp+0x305/0x330 [i915] Nov 6 14:16:52 zen kernel: [731841.303550] gen8_ppgtt_alloc_4lvl+0x56/0x150 [i915] Nov 6 14:16:52 zen kernel: [731841.303596] ppgtt_bind_vma+0x39/0x80 [i915] Nov 6 14:16:52 zen kernel: [731841.303640] i915_vma_bind+0x70/0xd0 [i915] Nov 6 14:16:52 zen kernel: [731841.303684] __i915_vma_do_pin+0x2ec/0x3c0 [i915] Nov 6 14:16:52 zen kernel: [731841.303729] eb_add_vma+0x2ec/0x3f0 [i915] Nov 6 14:16:52 zen kernel: [731841.303769] eb_lookup_vmas+0x2dd/0x790 [i915] Nov 6 14:16:52 zen kernel: [731841.303795] ? mutex_lock_interruptible+0x37/0x40 Nov 6 14:16:52 zen kernel: [731841.303840] ? i915_mutex_lock_interruptible+0x42/0x110 [i915] Nov 6 14:16:52 zen kernel: [731841.303871] ? __pm_runtime_resume+0x5b/0x80 Nov 6 14:16:52 zen kernel: [731841.303913] i915_gem_do_execbuffer+0x407/0xf70 [i915] Nov 6 14:16:52 zen kernel: [731841.303941] ? ___slab_alloc+0xef/0x4c0 Nov 6 14:16:52 zen kernel: [731841.303964] ? kvmalloc_node+0x75/0x80 Nov 6 14:16:52 zen kernel: [731841.303985] ? __slab_alloc+0x20/0x40 Nov 6 14:16:52 zen kernel: [731841.304023] i915_gem_execbuffer2+0xc2/0x1e0 [i915] Nov 6 14:16:52 zen kernel: [731841.304067] ? i915_gem_execbuffer+0x2c0/0x2c0 [i915] Nov 6 14:16:52 zen kernel: [731841.304103] drm_ioctl_kernel+0x5d/0xb0 [drm] Nov 6 14:16:52 zen kernel: [731841.304134] drm_ioctl+0x31b/0x3d0 [drm] Nov 6 14:16:52 zen kernel: [731841.304174] ? i915_gem_execbuffer+0x2c0/0x2c0 [i915] Nov 6 14:16:52 zen kernel: [731841.304202] ? finish_task_switch+0x7b/0x200 Nov 6 14:16:52 zen kernel: [731841.304226] do_vfs_ioctl+0xa5/0x610 Nov 6 14:16:52 zen kernel: [731841.304246] SyS_ioctl+0x79/0x90 Nov 6 14:16:52 zen kernel: [731841.304264] entry_SYSCALL_64_fastpath+0x1e/0xa9 Nov 6 14:16:52 zen kernel: [731841.304289] RIP: 0033:0x7f534db4bea7 Nov 6 14:16:52 zen kernel: [731841.304308] RSP: 002b:00007ffcde8d1978 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 Nov 6 14:16:52 zen kernel: [731841.304345] RAX: ffffffffffffffda RBX: 00007f52a3c4b000 RCX: 00007f534db4bea7 Nov 6 14:16:52 zen kernel: [731841.304381] RDX: 00007ffcde8d19d0 RSI: 0000000040406469 RDI: 0000000000000006 Nov 6 14:16:52 zen kernel: [731841.304416] RBP: 0000000000000000 R08: 00000000000000a5 R09: 0000000000000005 Nov 6 14:16:52 zen kernel: [731841.304451] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 Nov 6 14:16:52 zen kernel: [731841.304486] R13: 00000000013ec000 R14: fffffffffffffff0 R15: 0000000000003200 Nov 6 14:16:52 zen kernel: [731841.304522] Code: c8 48 8d b7 48 05 00 00 48 89 d9 31 d2 e8 60 fc ff ff 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 90 0f 1f 44 00 00 45 89 c0 55 <4a> 89 0c c2 48 8b 87 50 03 00 00 48 89 e5 48 83 e8 01 48 c1 e8 Nov 6 14:16:52 zen kernel: [731841.304660] RIP: gen8_ppgtt_set_pdpe.isra.39+0x9/0x70 [i915] RSP: ffffa701c1d83918 Nov 6 14:16:52 zen kernel: [731841.304697] CR2: 0000000000000000 Nov 6 14:16:52 zen kernel: [731841.337647] ---[ end trace 881004638600b6ea ]--- ProblemType: Bug DistroRelease: Ubuntu 17.10 Package: linux-generic 4.13.0.16.17 ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4 Uname: Linux 4.13.0-16-generic x86_64 ApportVersion: 2.20.7-0ubuntu3 Architecture: amd64 CurrentDesktop: KDE Date: Mon Nov 6 18:11:10 2017 HibernationDevice: RESUME=/dev/mapper/vgzen-swap InstallationDate: Installed on 2015-12-17 (689 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 004: ID 064e:9700 Suyin Corp. Asus Integrated Webcam Bus 001 Device 003: ID 8087:0a2a Intel Corp. Bus 001 Device 002: ID 046d:c52f Logitech, Inc. Unifying Receiver Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: ASUSTeK COMPUTER INC. UX305LA ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/linux/vmlinuz-4.13.0-16-generic.efi.signed root=/dev/mapper/vgzen-root ro libata.allow_tpm=1 quiet splash vt.handoff=7 PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: linux-restricted-modules-4.13.0-16-generic N/A linux-backports-modules-4.13.0-16-generic N/A linux-firmware 1.169 SourcePackage: linux UpgradeStatus: Upgraded to artful on 2017-10-16 (21 days ago) dmi.bios.date: 08/03/2015 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: UX305LA.206 dmi.board.asset.tag: ATN12345678901234567 dmi.board.name: UX305LA dmi.board.vendor: ASUSTeK COMPUTER INC. dmi.board.version: 1.0 dmi.chassis.asset.tag: ATN12345678901234567 dmi.chassis.type: 10 dmi.chassis.vendor: ASUSTeK COMPUTER INC. dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrUX305LA.206:bd08/03/2015:svnASUSTeKCOMPUTERINC.:pnUX305LA:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnUX305LA:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0: dmi.product.family: UX dmi.product.name: UX305LA dmi.product.version: 1.0 dmi.sys.vendor: ASUSTeK COMPUTER INC. 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