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[Bug 1558897] CRDA.txt

To: kernel-packages@xxxxxxxxxxxxxxxxxxx
From: Bin Zhai <zhaibin18@xxxxxxx>
Date: Fri, 25 Mar 2016 18:41:07 -0000
Reply-to: Bug 1558897 <1558897@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
apport information

** Attachment added: "CRDA.txt"
   https://bugs.launchpad.net/bugs/1558897/+attachment/4611590/+files/CRDA.txt

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https://bugs.launchpad.net/bugs/1558897

Title:
  guest vm hangs

Status in linux package in Ubuntu:
  Confirmed
Status in qemu package in Ubuntu:
  New

Bug description:
  Mar 18 09:52:55 OUVS1 kernel: [67330.365272] WARNING: CPU: 1 PID: 5186 at /build/linux-WzbyTg/linux-4.4.0/arch/x86/kvm/vmx.c:8130 vmx_handle_exit+0x9ed/0xc30 [kvm_intel]()
  Mar 18 09:52:55 OUVS1 kernel: [67330.365284] vmx: unexpected exit reason 0x3
  Mar 18 09:52:55 OUVS1 kernel: [67330.365310] Modules linked in: vhost_net vhost macvtap macvlan xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack i
  pt_REJECT nf_reject_ipv4 bridge stp llc xt_TCPMSS xt_tcpmss xt_tcpudp iptable_mangle ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ip_tables x_tables pppoe pppox snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_
  generic intel_rapl intel_powerclamp coretemp punit_atom_debug crct10dif_pclmul crc32_pclmul aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd snd_intel_sst_acpi snd_hda_intel snd_intel_sst_core snd_soc_rt5670 snd_soc_rl6
  231 snd_hda_codec snd_soc_sst_mfld_platform snd_soc_core mei_txe snd_hda_core mei lpc_ich snd_hwdep shpchp snd_compress ac97_bus nxp_nci_i2c snd_pcm_dmaengine nxp_nci snd_pcm nci nfc snd_timer 8250_fintek dw_dmac dwc3 dw_dmac_core rfkill
  _gpio udc_core snd ulpi soundcore pwm_lpss_platform i2c_designware_platform i2c_designware_core 8250_dw pwm_lpss spi_pxa2xx_platform soc_button_array mac_hid kvm_intel kvm irqbypass autofs4 i915 i2c_algo_bit drm_kms_helper syscopyarea sy
  sfillrect sysimgblt fb_sys_fops r8169 drm mii ahci libahci fjes video i2c_hid hid sdhci_acpi sdhci pinctrl_cherryview
  Mar 18 09:52:55 OUVS1 kernel: [67330.365476] CPU: 1 PID: 5186 Comm: qemu-system-x86 Not tainted 4.4.0-13-generic #29-Ubuntu
  Mar 18 09:52:55 OUVS1 kernel: [67330.365499] Hardware name: To be filled by O.E.M. To be filled by O.E.M./Aptio CRB, BIOS 5.11 08/22/2015
  Mar 18 09:52:55 OUVS1 kernel: [67330.365525]  0000000000000286 000000006642abe7 ffff88007610bc10 ffffffff813e2483
  Mar 18 09:52:55 OUVS1 kernel: [67330.365549]  ffff88007610bc58 ffffffffc0356528 ffff88007610bc48 ffffffff8107fe12
  Mar 18 09:52:55 OUVS1 kernel: [67330.365575]  0000000000000003 ffff880076958000 0000000000000000 ffff88007695b1a0
  Mar 18 09:52:55 OUVS1 kernel: [67330.365600] Call Trace:
  Mar 18 09:52:55 OUVS1 kernel: [67330.365635]  [<ffffffff813e2483>] dump_stack+0x63/0x90
  Mar 18 09:52:55 OUVS1 kernel: [67330.365657]  [<ffffffff8107fe12>] warn_slowpath_common+0x82/0xc0
  Mar 18 09:52:55 OUVS1 kernel: [67330.365680]  [<ffffffff8107feac>] warn_slowpath_fmt+0x5c/0x80
  Mar 18 09:52:55 OUVS1 kernel: [67330.365734]  [<ffffffffc028b619>] ? kvm_sched_in+0x39/0x40 [kvm]
  Mar 18 09:52:55 OUVS1 kernel: [67330.365745]  [<ffffffffc033e50d>] vmx_handle_exit+0x9ed/0xc30 [kvm_intel]
  Mar 18 09:52:55 OUVS1 kernel: [67330.365785]  [<ffffffffc028e638>] ? kvm_write_guest_cached+0x68/0xc0 [kvm]
  Mar 18 09:52:55 OUVS1 kernel: [67330.365817]  [<ffffffffc02c515c>] ? kvm_lapic_sync_from_vapic+0xac/0x180 [kvm]
  Mar 18 09:52:55 OUVS1 kernel: [67330.365846]  [<ffffffffc02a225d>] vcpu_enter_guest+0x79d/0x1060 [kvm]
  Mar 18 09:52:55 OUVS1 kernel: [67330.365877]  [<ffffffffc02c4ad5>] ? kvm_apic_has_interrupt+0x45/0xc0 [kvm]
  Mar 18 09:52:55 OUVS1 kernel: [67330.365907]  [<ffffffffc02a897f>] kvm_arch_vcpu_ioctl_run+0xdf/0x400 [kvm]
  Mar 18 09:52:55 OUVS1 kernel: [67330.365935]  [<ffffffffc029008d>] kvm_vcpu_ioctl+0x33d/0x620 [kvm]
  Mar 18 09:52:55 OUVS1 kernel: [67330.365943]  [<ffffffff811013e7>] ? do_futex+0x107/0x500
  Mar 18 09:52:55 OUVS1 kernel: [67330.365967]  [<ffffffff810aaca0>] ? wake_up_q+0x70/0x70
  Mar 18 09:52:55 OUVS1 kernel: [67330.365993]  [<ffffffff8121e7bf>] do_vfs_ioctl+0x29f/0x490
  Mar 18 09:52:55 OUVS1 kernel: [67330.366039]  [<ffffffffc0297c6f>] ? kvm_on_user_return+0x6f/0x80 [kvm]
  Mar 18 09:52:55 OUVS1 kernel: [67330.366048]  [<ffffffff81187f3b>] ? fire_user_return_notifiers+0x3b/0x50
  Mar 18 09:52:55 OUVS1 kernel: [67330.366070]  [<ffffffff8121ea29>] SyS_ioctl+0x79/0x90
  Mar 18 09:52:55 OUVS1 kernel: [67330.366098]  [<ffffffff8181cd72>] entry_SYSCALL_64_fastpath+0x16/0x71
  Mar 18 09:52:55 OUVS1 kernel: [67330.366120] ---[ end trace fe86ac8d6b7160d8 ]---
  Mar 18 09:53:23 OUVS1 kernel: [67357.924347] NMI watchdog: BUG: soft lockup - CPU#2 stuck for 22s! [qemu-system-x86:5187]
  Mar 18 09:53:23 OUVS1 kernel: [67357.926140] Modules linked in: vhost_net vhost macvtap macvlan xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 bridge stp llc xt_TCPMSS xt_tcpmss xt_tcpudp iptable_mangle ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ip_tables x_tables pppoe pppox snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic intel_rapl intel_powerclamp coretemp punit_atom_debug crct10dif_pclmul crc32_pclmul aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd snd_intel_sst_acpi snd_hda_intel snd_intel_sst_core snd_soc_rt5670 snd_soc_rl6231 snd_hda_codec snd_soc_sst_mfld_platform snd_soc_core mei_txe snd_hda_core mei lpc_ich snd_hwdep shpchp snd_compress ac97_bus nxp_nci_i2c snd_pcm_dmaengine nxp_nci snd_pcm nci nfc snd_timer 8250_fintek dw_dmac dwc3 dw_dmac_core rfkill_gpio udc_core snd ulpi soundcore pwm_lpss_platform i2c_designware_platform i2c_designware_core 8250_dw pwm_lpss spi_pxa2xx_platform soc_button_array mac_hid kvm_intel kvm irqbypass autofs4 i915 i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops r8169 drm mii ahci libahci fjes video i2c_hid hid sdhci_acpi sdhci pinctrl_cherryview
  Mar 18 09:53:23 OUVS1 kernel: [67357.926246] CPU: 2 PID: 5187 Comm: qemu-system-x86 Tainted: G        W       4.4.0-13-generic #29-Ubuntu
  Mar 18 09:53:23 OUVS1 kernel: [67357.926249] Hardware name: To be filled by O.E.M. To be filled by O.E.M./Aptio CRB, BIOS 5.11 08/22/2015
  Mar 18 09:53:23 OUVS1 kernel: [67357.926253] task: ffff880179da4b00 ti: ffff880075580000 task.ti: ffff880075580000
  Mar 18 09:53:23 OUVS1 kernel: [67357.926256] RIP: 0010:[<ffffffff811021fb>]  [<ffffffff811021fb>] smp_call_function_single+0xdb/0x130
  Mar 18 09:53:23 OUVS1 kernel: [67357.926265] RSP: 0018:ffff880075583ae8  EFLAGS: 00000202
  Mar 18 09:53:23 OUVS1 kernel: [67357.926268] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
  Mar 18 09:53:23 OUVS1 kernel: [67357.926270] RDX: 0000000000000003 RSI: 00000000000000fb RDI: 0000000000000286
  Mar 18 09:53:23 OUVS1 kernel: [67357.926273] RBP: ffff880075583b30 R08: ffff880075580000 R09: 0000000000000000
  Mar 18 09:53:23 OUVS1 kernel: [67357.926275] R10: 0000000000000363 R11: 0000000000000000 R12: ffffffffc033b4d0
  Mar 18 09:53:23 OUVS1 kernel: [67357.926277] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
  Mar 18 09:53:23 OUVS1 kernel: [67357.926280] FS:  00007f0ed0ce5700(0000) GS:ffff88017fd00000(0000) knlGS:0000000000000000
  Mar 18 09:53:23 OUVS1 kernel: [67357.926283] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  Mar 18 09:53:23 OUVS1 kernel: [67357.926285] CR2: 00007f9868cf7000 CR3: 0000000075476000 CR4: 00000000001026e0
  Mar 18 09:53:23 OUVS1 kernel: [67357.926287] Stack:
  Mar 18 09:53:23 OUVS1 kernel: [67357.926290]  00003d3d0f90af0b 0000000000008465 0000000000000000 ffffffffc033b4d0
  Mar 18 09:53:23 OUVS1 kernel: [67357.926294]  ffff88005d22bd90 0000000000000003 000000009fc6a110 ffff88005d228000
  Mar 18 09:53:23 OUVS1 kernel: [67357.926299]  0000000000000002 ffff880075583c50 ffffffffc033a3b0 0000000000008465
  Mar 18 09:53:23 OUVS1 kernel: [67357.926303] Call Trace:
  Mar 18 09:53:23 OUVS1 kernel: [67357.926316]  [<ffffffffc033b4d0>] ? hardware_enable+0x1a0/0x1a0 [kvm_intel]
  Mar 18 09:53:23 OUVS1 kernel: [67357.926323]  [<ffffffffc033a3b0>] vmx_vcpu_load+0x200/0x2f0 [kvm_intel]
  Mar 18 09:53:23 OUVS1 kernel: [67357.926358]  [<ffffffffc02c2efb>] ? apic_reg_write+0x2ab/0x650 [kvm]
  Mar 18 09:53:23 OUVS1 kernel: [67357.926364]  [<ffffffff810b3979>] ? update_curr+0x79/0x160
  Mar 18 09:53:23 OUVS1 kernel: [67357.926369]  [<ffffffff810b5a21>] ? dequeue_entity+0x431/0xa80
  Mar 18 09:53:23 OUVS1 kernel: [67357.926372]  [<ffffffff810b3979>] ? update_curr+0x79/0x160
  Mar 18 09:53:23 OUVS1 kernel: [67357.926398]  [<ffffffffc02a2dab>] kvm_arch_vcpu_load+0x3b/0x220 [kvm]
  Mar 18 09:53:23 OUVS1 kernel: [67357.926422]  [<ffffffffc028b619>] kvm_sched_in+0x39/0x40 [kvm]
  Mar 18 09:53:23 OUVS1 kernel: [67357.926426]  [<ffffffff810a8436>] finish_task_switch+0x166/0x220
  Mar 18 09:53:23 OUVS1 kernel: [67357.926431]  [<ffffffff818185a6>] __schedule+0x386/0xa10
  Mar 18 09:53:23 OUVS1 kernel: [67357.926459]  [<ffffffffc02c4ab8>] ? kvm_apic_has_interrupt+0x28/0xc0 [kvm]
  Mar 18 09:53:23 OUVS1 kernel: [67357.926462]  [<ffffffff81818c65>] schedule+0x35/0x80
  Mar 18 09:53:23 OUVS1 kernel: [67357.926486]  [<ffffffffc028c4f2>] kvm_vcpu_block+0x82/0x2d0 [kvm]
  Mar 18 09:53:23 OUVS1 kernel: [67357.926490]  [<ffffffff810c28b0>] ? wake_atomic_t_function+0x60/0x60
  Mar 18 09:53:23 OUVS1 kernel: [67357.926517]  [<ffffffffc02a8a53>] kvm_arch_vcpu_ioctl_run+0x1b3/0x400 [kvm]
  Mar 18 09:53:23 OUVS1 kernel: [67357.926541]  [<ffffffffc029008d>] kvm_vcpu_ioctl+0x33d/0x620 [kvm]
  Mar 18 09:53:23 OUVS1 kernel: [67357.926545]  [<ffffffff811013e7>] ? do_futex+0x107/0x500
  Mar 18 09:53:23 OUVS1 kernel: [67357.926572]  [<ffffffffc02ba6a0>] ? check_perm_out+0x50/0x50 [kvm]
  Mar 18 09:53:23 OUVS1 kernel: [67357.926577]  [<ffffffff8121e7bf>] do_vfs_ioctl+0x29f/0x490
  Mar 18 09:53:23 OUVS1 kernel: [67357.926601]  [<ffffffffc0297c6f>] ? kvm_on_user_return+0x6f/0x80 [kvm]
  Mar 18 09:53:23 OUVS1 kernel: [67357.926607]  [<ffffffff81187f3b>] ? fire_user_return_notifiers+0x3b/0x50
  Mar 18 09:53:23 OUVS1 kernel: [67357.926610]  [<ffffffff8121ea29>] SyS_ioctl+0x79/0x90
  Mar 18 09:53:23 OUVS1 kernel: [67357.926614]  [<ffffffff8181cd72>] entry_SYSCALL_64_fastpath+0x16/0x71
  Mar 18 09:53:23 OUVS1 kernel: [67357.926617] Code: 00 00 75 70 48 83 c4 38 5b 41 5c 5d c3 48 8d 75 c8 48 89 d1 89 df 4c 89 e2 e8 12 fe ff ff 8b 55 e0 83 e2 01 74 cf f3 90 8b 55 e0 <83> e2 01 75 f6 eb c3 8b 05 f0 f2 ff 00 85 c0 75 85 80 3d 60 b0
  Mar 18 09:53:23 OUVS1 kernel: [67357.932343] NMI watchdog: BUG: soft lockup - CPU#3 stuck for 22s! [systemd-journal:229]
  Mar 18 09:53:23 OUVS1 kernel: [67357.934066] Modules linked in: vhost_net vhost macvtap macvlan xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 bridge stp llc xt_TCPMSS xt_tcpmss xt_tcpudp iptable_mangle ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ip_tables x_tables pppoe pppox snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic intel_rapl intel_powerclamp coretemp punit_atom_debug crct10dif_pclmul crc32_pclmul aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd snd_intel_sst_acpi snd_hda_intel snd_intel_sst_core snd_soc_rt5670 snd_soc_rl6231 snd_hda_codec snd_soc_sst_mfld_platform snd_soc_core mei_txe snd_hda_core mei lpc_ich snd_hwdep shpchp snd_compress ac97_bus nxp_nci_i2c snd_pcm_dmaengine nxp_nci snd_pcm nci nfc snd_timer 8250_fintek dw_dmac dwc3 dw_dmac_core rfkill_gpio udc_core snd ulpi soundcore pwm_lpss_platform i2c_designware_platform i2c_designware_core 8250_dw pwm_lpss spi_pxa2xx_platform soc_button_array mac_hid kvm_intel kvm irqbypass autofs4 i915 i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops r8169 drm mii ahci libahci fjes video i2c_hid hid sdhci_acpi sdhci pinctrl_cherryview
  Mar 18 09:53:23 OUVS1 kernel: [67357.934152] CPU: 3 PID: 229 Comm: systemd-journal Tainted: G        W    L  4.4.0-13-generic #29-Ubuntu
  Mar 18 09:53:23 OUVS1 kernel: [67357.934155] Hardware name: To be filled by O.E.M. To be filled by O.E.M./Aptio CRB, BIOS 5.11 08/22/2015
  Mar 18 09:53:23 OUVS1 kernel: [67357.934158] task: ffff8800739acb00 ti: ffff880035c8c000 task.ti: ffff880035c8c000
  Mar 18 09:53:23 OUVS1 kernel: [67357.934160] RIP: 0010:[<ffffffff8110258b>]  [<ffffffff8110258b>] smp_call_function_many+0x1fb/0x260
  Mar 18 09:53:23 OUVS1 kernel: [67357.934167] RSP: 0000:ffff880035c8fb38  EFLAGS: 00000202
  Mar 18 09:53:23 OUVS1 kernel: [67357.934169] RAX: 0000000000000003 RBX: 0000000000000100 RCX: 0000000000000000
  Mar 18 09:53:23 OUVS1 kernel: [67357.934171] RDX: ffff88017fc1b220 RSI: 0000000000000100 RDI: ffff88017fd97cc8
  Mar 18 09:53:23 OUVS1 kernel: [67357.934174] RBP: ffff880035c8fb70 R08: 0000000000000000 R09: 0000000000000007
  Mar 18 09:53:23 OUVS1 kernel: [67357.934176] R10: 0000000000000004 R11: ffff88017fd97cc8 R12: ffff88017fd97cc8
  Mar 18 09:53:23 OUVS1 kernel: [67357.934178] R13: ffff88017fd97cc0 R14: ffffffff81193280 R15: 0000000000000000
  Mar 18 09:53:23 OUVS1 kernel: [67357.934181] FS:  00007f5aae78e840(0000) GS:ffff88017fd80000(0000) knlGS:0000000000000000
  Mar 18 09:53:23 OUVS1 kernel: [67357.934184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  Mar 18 09:53:23 OUVS1 kernel: [67357.934186] CR2: 00007f5aabe21000 CR3: 00000001772e9000 CR4: 00000000001026e0
  Mar 18 09:53:23 OUVS1 kernel: [67357.934188] Stack:
  Mar 18 09:53:23 OUVS1 kernel: [67357.934190]  0000000000017c80 0100000000000001 0000000000000003 ffffffff821bfa40
  Mar 18 09:53:23 OUVS1 kernel: [67357.934195]  ffffffff81193280 0000000000000000 0000000000000003 ffff880035c8fba0
  Mar 18 09:53:23 OUVS1 kernel: [67357.934199]  ffffffff81102728 0000000000000100 0000000000000000 ffffffff81f34580
  Mar 18 09:53:23 OUVS1 kernel: [67357.934203] Call Trace:
  Mar 18 09:53:23 OUVS1 kernel: [67357.934209]  [<ffffffff81193280>] ? page_alloc_cpu_notify+0x50/0x50
  Mar 18 09:53:23 OUVS1 kernel: [67357.934213]  [<ffffffff81102728>] on_each_cpu_mask+0x28/0x60
  Mar 18 09:53:23 OUVS1 kernel: [67357.934217]  [<ffffffff811913bf>] drain_all_pages+0xcf/0xe0
  Mar 18 09:53:23 OUVS1 kernel: [67357.934221]  [<ffffffff81195600>] __alloc_pages_nodemask+0x6e0/0xb60
  Mar 18 09:53:23 OUVS1 kernel: [67357.934227]  [<ffffffff811e09a6>] alloc_pages_vma+0x1e6/0x240
  Mar 18 09:53:23 OUVS1 kernel: [67357.934231]  [<ffffffff811e995a>] ? kmem_cache_alloc+0x1ca/0x1f0
  Mar 18 09:53:23 OUVS1 kernel: [67357.934236]  [<ffffffff811f627f>] do_huge_pmd_anonymous_page+0x13f/0x580
  Mar 18 09:53:23 OUVS1 kernel: [67357.934240]  [<ffffffff811fe96b>] ? mem_cgroup_try_charge+0x6b/0x1b0
  Mar 18 09:53:23 OUVS1 kernel: [67357.934245]  [<ffffffff811be987>] handle_mm_fault+0x15d7/0x1820
  Mar 18 09:53:23 OUVS1 kernel: [67357.934249]  [<ffffffff811c5f93>] ? do_mmap+0x333/0x420
  Mar 18 09:53:23 OUVS1 kernel: [67357.934254]  [<ffffffff811aa7eb>] ? vm_mmap_pgoff+0xbb/0xe0
  Mar 18 09:53:23 OUVS1 kernel: [67357.934259]  [<ffffffff8106a537>] __do_page_fault+0x197/0x400
  Mar 18 09:53:23 OUVS1 kernel: [67357.934262]  [<ffffffff8106a7c2>] do_page_fault+0x22/0x30
  Mar 18 09:53:23 OUVS1 kernel: [67357.934266]  [<ffffffff8181eef8>] page_fault+0x28/0x30
  Mar 18 09:53:23 OUVS1 kernel: [67357.934268] Code: 4b 2f 00 3b 05 fb 31 e3 00 89 c1 0f 8d 99 fe ff ff 48 98 49 8b 55 00 48 03 14 c5 c0 36 f3 81 8b 42 18 a8 01 74 ca f3 90 8b 42 18 <a8> 01 75 f7 eb bf 0f b6 4d d0 4c 89 fa 4c 89 f6 44 89 ef e8 7d
  Mar 18 09:53:51 OUVS1 kernel: [67385.923706] NMI watchdog: BUG: soft lockup - CPU#2 stuck for 23s! [qemu-system-x86:5187]
  Mar 18 09:53:51 OUVS1 kernel: [67385.925448] Modules linked in: vhost_net vhost macvtap macvlan xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 bridge stp llc xt_TCPMSS xt_tcpmss xt_tcpudp iptable_mangle ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ip_tables x_tables pppoe pppox snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic intel_rapl intel_powerclamp coretemp punit_atom_debug crct10dif_pclmul crc32_pclmul aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk
  --- 
  AlsaVersion: Advanced Linux Sound Architecture Driver Version k4.4.0-15-generic.
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.20-0ubuntu3
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/hwC0D2', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D8p', '/dev/snd/pcmC0D7p', '/dev/snd/pcmC0D3p', '/dev/snd/pcmC0D0c', '/dev/snd/pcmC0D0p', '/dev/snd/controlC0', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
  Card0.Amixer.info: Error: [Errno 2] No such file or directory
  Card0.Amixer.values: Error: [Errno 2] No such file or directory
  DistroRelease: Ubuntu 16.04
  HibernationDevice: RESUME=UUID=00301966-4716-445d-a1e1-8f01f394f96f
  IwConfig: Error: [Errno 2] No such file or directory
  KvmCmdLine:
   COMMAND         STAT  EUID  RUID   PID  PPID %CPU COMMAND
   kvm-irqfd-clean S<       0     0   287     2  0.0 [kvm-irqfd-clean]
  Lsusb:
   Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
   Bus 001 Device 002: ID 05e3:0608 Genesys Logic, Inc. Hub
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: To be filled by O.E.M. To be filled by O.E.M.
  Package: qemu (not installed)
  ProcEnviron:
   LANGUAGE=en_US:en
   TERM=xterm
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-15-generic root=UUID=a94d8edc-2e27-43bb-bab0-1bde8b0f1607 ro quiet splash vt.handoff=7
  ProcVersionSignature: Ubuntu 4.4.0-15.31-generic 4.4.6
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  xenial xenial
  Uname: Linux 4.4.0-15-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  _MarkForUpload: True
  dmi.bios.date: 08/22/2015
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: 5.11
  dmi.board.asset.tag: To be filled by O.E.M.
  dmi.board.name: Aptio CRB
  dmi.board.vendor: AMI Corporation
  dmi.board.version: To be filled by O.E.M.
  dmi.chassis.asset.tag: To Be Filled By O.E.M.
  dmi.chassis.type: 1
  dmi.chassis.vendor: To Be Filled By O.E.M.
  dmi.chassis.version: To Be Filled By O.E.M.
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr5.11:bd08/22/2015:svnTobefilledbyO.E.M.:pnTobefilledbyO.E.M.:pvrTobefilledbyO.E.M.:rvnAMICorporation:rnAptioCRB:rvrTobefilledbyO.E.M.:cvnToBeFilledByO.E.M.:ct1:cvrToBeFilledByO.E.M.:
  dmi.product.name: To be filled by O.E.M.
  dmi.product.version: To be filled by O.E.M.
  dmi.sys.vendor: To be filled by O.E.M.

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