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From Jose R R <Jose....@metztli-it.com>
Subject Re: Bug#837178: linux-image-3.16.0-4-amd64: All memory and swap is used up until system freezes
Date Sun, 11 Sep 2016 00:37:16 GMT
On Fri, Sep 9, 2016 at 12:37 PM, Wolfgang Tichy <wtichy43@gmail.com> wrote:
> Package: src:linux
> Version: 3.16.7-ckt25-2+deb8u3
> Severity: critical
> Tags: security
> Justification: causes serious data loss
>
> Dear Maintainer,
>
> when I open a particular word document (it contains images and I can send it
> to you for testing) with libreoffice, all memory and all swap get used up
> within about a minute.

You may want to *narrow down* your memory issue by trying out Apache OpenOffice:

Download: https://openoffice.org/download/

> This happens slowly enough that it can be monitored
> with "top" and "free". What I see with top is that soffice.bin (which is
> libreoffice) does not use much memory (maybe 2%). Nevertheless more and more
> memory gets used. "free -h" gives something like this:
>
>              total       used       free     shared    buffers     cached
> Mem:          7.5G       7.4G       141M       5.9G        71M       6.4G
> -/+ buffers/cache:       917M       6.6G
> Swap:         8.0G       663M       7.4G
>
> Eventually the "used" column in the "Mem:" and "Swap:" and lines reach the
> total and the system runs out of memory and becomes totally unresponsive
> (even the mouse pointer freezes), no remote logins are possible at this
> point, and all keypresses are ignored. The only way to regain control is by
> holding down the power button for 10s. However, the "used" column in the
> "-/+ buffers/cache:" line stays near 1GB, so that it is clear that
> buffers/caches take up almost all the space.
>
> You may wonder why I file this against the kernel and not libreoffice. Well,
> I am sure libreoffice is doing something stupid, that could be fixed to
> circumvent this problem. But the kernel should simply not allow any user
> process to bring down the entire system. Also it seems the kernel is
> allocating caches or buffers until it runs out of all memory and then
> freezes. If it was only libreoffice allocating memory, OOM killer would kill
> it. But nothing like this happens, even if you wait 2h nothing happens. I
> think OOM killer does nothing because no single user process uses a lot of
> memory. It's the kernel choking on itself.
>
> Ok, so now let me speculate on what might be wrong. I am filing this report
> for my laptop that has a i7-3667U CPU with integrated Intel graphics card:
> 00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics
Controller (rev 09)
> But the problem also occurs on 3 other Debian desktop machines that run the
> same kernel, and have either Intel or ATI graphics, i.e.:
> 00:02.0 VGA compatible controller: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor
Integrated Graphics Controller (rev 06)
> 01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Barts PRO [Radeon
HD 6850]
> 01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Caicos [Radeon
HD 6450/7450/8450 / R5 230 OEM]
> However, it happens differently on a 4th Debian desktop machine with
> 07:00.0 VGA compatible controller: NVIDIA Corporation NV42GL [Quadro FX 3450/4000 SDI]
(rev a2)
> On this one, Gnome3 crashes and dmesg has a lot of lines lines like:
> [880754.926611] [TTM] Failed to find memory space for buffer 0xffff880367e42800 eviction
> [880754.926613] [TTM] No space for ffff880367e42800 (497 pages, 1988K, 1M)
> [880754.926614] [TTM]   placement[0]=0x00070002 (1)
> [880754.926616] [TTM]     has_type: 1
> [880754.926617] [TTM]     use_type: 1
> [880754.926618] [TTM]     flags: 0x0000000A
> [880754.926619] [TTM]     gpu_offset: 0x00000000
> [880754.926620] [TTM]     size: 131072
> [880754.926621] [TTM]     available_caching: 0x00070000
> [880754.926622] [TTM]     default_caching: 0x00010000
> This is actually good because after the gnome3 crash the system is still
> usable. I should say that in all cases I am using the open source graphics
> drivers that use kernel mode setting. So the latter crash leads me to think
> that some interaction between the graphics drivers and the kernel leads to
> the allocation of too many buffers/caches by the kernel until it runs out.
> Probably this is all triggered by libreoffice (running on X) trying to
> display some JPG images in a document.
>
> The reason why I consider this security relevant is that anybody with a user
> account can use libreoffice to bring the system down. This will cause data
> loss since all other users cannot save any data in open files.
>
> Thank you very much for considering this report,
> Wolfgang Tichy
>
>
> -- Package-specific info:
> ** Version:
> Linux version 3.16.0-4-amd64 (debian-kernel@lists.debian.org) (gcc version 4.8.4 (Debian
4.8.4-1) ) #1 SMP Debian 3.16.7-ckt25-2+deb8u3 (2016-07-02)
>
> ** Command line:
> BOOT_IMAGE=/boot/vmlinuz-3.16.0-4-amd64 root=UUID=111acff4-4673-47ad-85a1-43f48c1c7621
ro quiet
>
> ** Tainted: W (512)
>  * Taint on warning.
>
> ** Kernel log:
> [44950.827165] Broke affinity for irq 41
> [44950.930086] smpboot: CPU 3 is now offline
> [44950.931077] PM: Creating hibernation image:
> [44951.233670] PM: Need to copy 785394 pages
> [44951.233677] PM: Normal pages needed: 785394 + 1024, available pages: 1234019
> [44950.933557] PM: Restoring platform NVS memory
> [44950.934317] Enabling non-boot CPUs ...
> [44950.934528] x86: Booting SMP configuration:
> [44950.934531] smpboot: Booting Node 0 Processor 1 APIC 0x1
> [44950.949766] Intel pstate controlling: cpu 1
> [44950.949890] CPU1 is up
> [44950.950054] smpboot: Booting Node 0 Processor 2 APIC 0x2
> [44950.964625] Intel pstate controlling: cpu 2
> [44950.964729] CPU2 is up
> [44950.964884] smpboot: Booting Node 0 Processor 3 APIC 0x3
> [44950.979266] Intel pstate controlling: cpu 3
> [44950.979369] CPU3 is up
> [44950.987045] ACPI: Waking up from system sleep state S4
> [44951.036803] sdhci-pci 0000:02:00.0: MMC controller base frequency changed to 50Mhz.
> [44951.045533] PM: noirq restore of devices complete after 12.256 msecs
> [44951.045794] PM: early restore of devices complete after 0.235 msecs
> [44951.137444] usb usb1: root hub lost power or was reset
> [44951.137446] usb usb2: root hub lost power or was reset
> [44951.137448] mei_me 0000:00:16.0: irq 43 for MSI/MSI-X
> [44951.137606] usb usb3: root hub lost power or was reset
> [44951.137626] snd_hda_intel 0000:00:1b.0: irq 44 for MSI/MSI-X
> [44951.137729] usb usb4: root hub lost power or was reset
> [44951.138671] xhci_hcd 0000:00:14.0: irq 40 for MSI/MSI-X
> [44951.139831] sd 0:0:0:0: [sda] Starting disk
> [44951.141511] ehci-pci 0000:00:1a.0: cache line size of 64 is not supported
> [44951.141574] iwlwifi 0000:03:00.0: RF_KILL bit toggled to enable radio.
> [44951.141641] ehci-pci 0000:00:1d.0: cache line size of 64 is not supported
> [44951.165684] tpm_tis 00:06: TPM is disabled/deactivated (0x6)
> [44951.421359] [drm:cpt_set_fifo_underrun_reporting] *ERROR* uncleared pch fifo underrun
on pch transcoder A
> [44951.421361] [drm:cpt_serr_int_handler] *ERROR* PCH transcoder A FIFO underrun
> [44951.458041] ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
> [44951.462047] usb 4-1: reset high-speed USB device number 2 using ehci-pci
> [44951.469440] ata1.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) succeeded
> [44951.469447] ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE LOCK) filtered
out
> [44951.470023] usb 3-1: reset high-speed USB device number 2 using ehci-pci
> [44951.489395] ata1.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) succeeded
> [44951.489401] ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE LOCK) filtered
out
> [44951.499478] ata1.00: configured for UDMA/133
> [44951.850421] psmouse serio1: synaptics: queried max coordinates: x [..5678], y [..4732]
> [44951.881262] psmouse serio1: synaptics: queried min coordinates: x [1264..], y [1124..]
> [44951.882540] usb 3-1.3: reset full-speed USB device number 3 using ehci-pci
> [44952.046722] usb 3-1.4: reset full-speed USB device number 4 using ehci-pci
> [44952.210914] usb 3-1.6: reset high-speed USB device number 5 using ehci-pci
> [44952.367453] [drm] Enabling RC6 states: RC6 on, RC6p on, RC6pp off
> [44952.426958] PM: restore of devices complete after 1288.128 msecs
> [44952.428189] ------------[ cut here ]------------
> [44952.428205] WARNING: CPU: 1 PID: 25332 at /build/linux-7z1rSb/linux-3.16.7-ckt25/drivers/base/firmware_class.c:1124
_request_firmware+0x529/0xae0()
> [44952.428208] Modules linked in: ctr ccm bnep binfmt_misc arc4 nfsd auth_rpcgss oid_registry
nfs_acl nfs lockd iwldvm fscache snd_hda_codec_hdmi mac80211 sunrpc snd_hda_codec_realtek
snd_hda_codec_generic iwlwifi iTCO_wdt iTCO_vendor_support cfg80211 ecb uvcvideo btusb videobuf2_vmalloc
videobuf2_memops bluetooth videobuf2_core v4l2_common 6lowpan_iphc videodev media joydev x86_pkg_temp_thermal
intel_powerclamp intel_rapl coretemp kvm crc32_pclmul aesni_intel aes_x86_64 lrw gf128mul
glue_helper ablk_helper cryptd evdev snd_hda_intel snd_hda_controller serio_raw pcspkr snd_hda_codec
snd_hwdep snd_pcm lpc_ich i2c_i801 mei_me mfd_core shpchp snd_timer mei wmi thinkpad_acpi
i915 nvram snd soundcore rfkill drm_kms_helper tpm_tis battery ac tpm drm i2c_algo_bit video
i2c_core intel_smartconnect button processor
> [44952.428308]  loop fuse parport_pc ppdev lp parport autofs4 ext4 crc16 mbcache jbd2
sg sd_mod crc_t10dif crct10dif_generic crct10dif_pclmul crct10dif_common crc32c_intel ahci
libahci ehci_pci ehci_hcd psmouse libata xhci_hcd scsi_mod sdhci_pci sdhci mmc_core usbcore
thermal usb_common thermal_sys
> [44952.428349] CPU: 1 PID: 25332 Comm: kworker/u17:0 Tainted: G        W     3.16.0-4-amd64
#1 Debian 3.16.7-ckt25-2+deb8u3
> [44952.428352] Hardware name: LENOVO 3444F9U/3444F9U, BIOS G6ET90WW (2.50 ) 12/26/2012
> [44952.428371] Workqueue: hci0 hci_power_on [bluetooth]
> [44952.428374]  0000000000000000 ffffffff8150e08f 0000000000000000 0000000000000009
> [44952.428380]  ffffffff81067777 ffff880211fcfd48 ffff880191887280 ffff880211fcfd40
> [44952.428385]  ffff8800c92ab100 ffff880162e69ab8 ffffffff813b5179 ffff0004ff102100
> [44952.428391] Call Trace:
> [44952.428402]  [<ffffffff8150e08f>] ? dump_stack+0x5d/0x78
> [44952.428411]  [<ffffffff81067777>] ? warn_slowpath_common+0x77/0x90
> [44952.428417]  [<ffffffff813b5179>] ? _request_firmware+0x529/0xae0
> [44952.428420] PM: Image restored successfully.
> [44952.428428]  [<ffffffff813b575c>] ? request_firmware+0x2c/0x40
> [44952.428437]  [<ffffffffa06778b5>] ? btusb_setup_bcm_patchram+0x85/0x430 [btusb]
> [44952.428445]  [<ffffffff813ac4ea>] ? rpm_check_suspend_allowed+0x6a/0xc0
> [44952.428452]  [<ffffffff813ad209>] ? __pm_runtime_idle+0x69/0x80
> [44952.428467]  [<ffffffffa060084d>] ? hci_dev_do_open+0x25d/0x920 [bluetooth]
> [44952.428468] PM: Basic memory bitmaps freed
> [44952.428473] Restarting tasks ...
> [44952.428482]  [<ffffffff8109e33f>] ? enqueue_task_fair+0x2cf/0xe20
> [44952.428491]  [<ffffffff8101b93d>] ? native_sched_clock+0x2d/0x80
> [44952.428508]  [<ffffffffa060150c>] ? hci_power_on+0x2c/0x170 [bluetooth]
> [44952.428516]  [<ffffffff81094594>] ? ttwu_do_wakeup+0x14/0xd0
> [44952.428525]  [<ffffffff81081742>] ? process_one_work+0x172/0x420
> [44952.428533]  [<ffffffff81081dd3>] ? worker_thread+0x113/0x4f0
> [44952.428541]  [<ffffffff81081cc0>] ? rescuer_thread+0x2d0/0x2d0
> [44952.428551]  [<ffffffff8108800d>] ? kthread+0xbd/0xe0
> [44952.428560]  [<ffffffff81087f50>] ? kthread_create_on_node+0x180/0x180
> [44952.428570]  [<ffffffff81514158>] ? ret_from_fork+0x58/0x90
> [44952.428578]  [<ffffffff81087f50>] ? kthread_create_on_node+0x180/0x180
> [44952.428583] ---[ end trace 5fdeee0e5730fb68 ]---
> [44952.428590] bluetooth hci0: firmware: brcm/BCM20702A0-0a5c-21e6.hcd will not be loaded
> [44952.428599] Bluetooth: hci0: BCM: patch brcm/BCM20702A0-0a5c-21e6.hcd not found
> [44952.430130] done.
> [44952.679300] iwlwifi 0000:03:00.0: L1 Enabled - LTR Disabled
> [44952.685902] iwlwifi 0000:03:00.0: Radio type=0x1-0x2-0x0
> [44952.952031] iwlwifi 0000:03:00.0: L1 Enabled - LTR Disabled
> [44952.958531] iwlwifi 0000:03:00.0: Radio type=0x1-0x2-0x0
> [44953.038404] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
> [44956.319591] wlan0: authenticate with 1c:af:f7:da:2d:85
> [44956.322807] wlan0: send auth to 1c:af:f7:da:2d:85 (try 1/3)
> [44956.427711] wlan0: send auth to 1c:af:f7:da:2d:85 (try 2/3)
> [44956.429617] wlan0: authenticated
> [44956.431665] wlan0: associate with 1c:af:f7:da:2d:85 (try 1/3)
> [44956.441503] wlan0: RX AssocResp from 1c:af:f7:da:2d:85 (capab=0x431 status=0 aid=6)
> [44956.470657] wlan0: associated
> [44956.470719] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
>
> ** Model information
> sys_vendor: LENOVO
> product_name: 3444F9U
> product_version: ThinkPad X1 Carbon
> chassis_vendor: LENOVO
> chassis_version: Not Available
> bios_vendor: LENOVO
> bios_version: G6ET90WW (2.50 )
> board_vendor: LENOVO
> board_name: 3444F9U
> board_version: Win8 Pro DPK TPG
>
> ** Loaded modules:
> snd_seq_dummy
> snd_seq
> snd_seq_device
> ctr
> ccm
> bnep
> binfmt_misc
> arc4
> nfsd
> auth_rpcgss
> oid_registry
> nfs_acl
> nfs
> lockd
> iwldvm
> fscache
> snd_hda_codec_hdmi
> mac80211
> sunrpc
> snd_hda_codec_realtek
> snd_hda_codec_generic
> iwlwifi
> iTCO_wdt
> iTCO_vendor_support
> cfg80211
> ecb
> uvcvideo
> btusb
> videobuf2_vmalloc
> videobuf2_memops
> bluetooth
> videobuf2_core
> v4l2_common
> 6lowpan_iphc
> videodev
> media
> joydev
> x86_pkg_temp_thermal
> intel_powerclamp
> intel_rapl
> coretemp
> kvm
> crc32_pclmul
> aesni_intel
> aes_x86_64
> lrw
> gf128mul
> glue_helper
> ablk_helper
> cryptd
> evdev
> snd_hda_intel
> snd_hda_controller
> serio_raw
> pcspkr
> snd_hda_codec
> snd_hwdep
> snd_pcm
> lpc_ich
> i2c_i801
> mei_me
> mfd_core
> shpchp
> snd_timer
> mei
> wmi
> thinkpad_acpi
> i915
> nvram
> snd
> soundcore
> rfkill
> drm_kms_helper
> tpm_tis
> battery
> ac
> tpm
> drm
> i2c_algo_bit
> video
> i2c_core
> intel_smartconnect
> button
> processor
> loop
> fuse
> parport_pc
> ppdev
> lp
> parport
> autofs4
> ext4
> crc16
> mbcache
> jbd2
> sg
> sd_mod
> crc_t10dif
> crct10dif_generic
> crct10dif_pclmul
> crct10dif_common
> crc32c_intel
> ahci
> libahci
> ehci_pci
> ehci_hcd
> psmouse
> libata
> xhci_hcd
> scsi_mod
> sdhci_pci
> sdhci
> mmc_core
> usbcore
> thermal
> usb_common
> thermal_sys
>
> ** Network interface configuration:
> # This file describes the network interfaces available on your system
> # and how to activate them. For more information, see interfaces(5).
>
> # The loopback network interface
> auto lo
> iface lo inet loopback
>
> ** Network status:
> *** IP interfaces and addresses:
> 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default
>     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
>     inet 127.0.0.1/8 scope host lo
>        valid_lft forever preferred_lft forever
>     inet6 ::1/128 scope host
>        valid_lft forever preferred_lft forever
> 2: wlan0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default
qlen 1000
>     link/ether 84:3a:4b:0c:ca:8c brd ff:ff:ff:ff:ff:ff
>     inet 192.168.1.106/24 brd 192.168.1.255 scope global wlan0
>        valid_lft forever preferred_lft forever
>     inet6 fe80::863a:4bff:fe0c:ca8c/64 scope link
>        valid_lft forever preferred_lft forever
>
> *** Device statistics:
> Inter-|   Receive                                                |  Transmit
>  face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs
drop fifo colls carrier compressed
>  wlan0: 980759259  994618    0    0    0     0          0         0 120427518  679094
   0    0    0     0       0          0
>     lo: 52103939  308245    0    0    0     0          0         0 52103939  308245 
  0    0    0     0       0          0
>
> *** Protocol statistics:
> Ip:
>     918244 total packets received
>     27 with invalid addresses
>     0 forwarded
>     0 incoming packets discarded
>     909768 incoming packets delivered
>     835236 requests sent out
>     927 outgoing packets dropped
>     1762 dropped because of missing route
> Icmp:
>     3288 ICMP messages received
>     3 input ICMP message failed.
>     ICMP input histogram:
>         destination unreachable: 3288
>     3495 ICMP messages sent
>     0 ICMP messages failed
>     ICMP output histogram:
>         destination unreachable: 3495
> IcmpMsg:
>         InType3: 3288
>         OutType3: 3495
> Tcp:
>     14696 active connections openings
>     86 passive connection openings
>     58 failed connection attempts
>     2070 connection resets received
>     33 connections established
>     966000 segments received
>     914715 segments send out
>     4655 segments retransmited
>     682 bad segments received.
>     4275 resets sent
> Udp:
>     90340 packets received
>     3496 packets to unknown port received.
>     0 packet receive errors
>     63805 packets sent
>     SndbufErrors: 3
> UdpLite:
> TcpExt:
>     17 invalid SYN cookies received
>     96 packets pruned from receive queue because of socket buffer overrun
>     21 ICMP packets dropped because they were out-of-window
>     3527 TCP sockets finished time wait in fast timer
>     1 packets rejects in established connections because of timestamp
>     42937 delayed acks sent
>     98 delayed acks further delayed because of locked socket
>     Quick ack mode was activated 3836 times
>     353 packets directly queued to recvmsg prequeue.
>     5918 bytes directly in process context from backlog
>     283579 bytes directly received in process context from prequeue
>     530200 packet headers predicted
>     323 packets header predicted and directly queued to user
>     49841 acknowledgments not containing data payload received
>     259940 predicted acknowledgments
>     1 times recovered from packet loss due to fast retransmit
>     107 times recovered from packet loss by selective acknowledgements
>     Detected reordering 2 times using time stamp
>     5 congestion windows fully recovered without slow start
>     1 congestion windows partially recovered using Hoe heuristic
>     10 congestion windows recovered without slow start by DSACK
>     1368 congestion windows recovered without slow start after partial ack
>     33 timeouts after SACK recovery
>     33 timeouts in loss state
>     145 fast retransmits
>     18 forward retransmits
>     107 retransmits in slow start
>     2320 other TCP timeouts
>     TCPLossProbes: 1361
>     TCPLossProbeRecovery: 362
>     25 SACK retransmits failed
>     17016 packets collapsed in receive queue due to low socket buffer
>     3750 DSACKs sent for old packets
>     6 DSACKs sent for out of order packets
>     487 DSACKs received
>     857 connections reset due to unexpected data
>     830 connections reset due to early user close
>     329 connections aborted due to timeout
>     9 times unabled to send RST due to no memory
>     TCPDSACKIgnoredNoUndo: 194
>     TCPSpuriousRTOs: 953
>     TCPSackShiftFallback: 368
>     TCPRetransFail: 652
>     TCPRcvCoalesce: 87045
>     TCPOFOQueue: 26200
>     TCPOFOMerge: 6
>     TCPChallengeACK: 702
>     TCPSYNChallenge: 701
>     TCPSpuriousRtxHostQueues: 3556
>     TCPAutoCorking: 30424
>     TCPFromZeroWindowAdv: 12
>     TCPToZeroWindowAdv: 12
>     TCPWantZeroWindowAdv: 711
>     TCPSynRetrans: 299
>     TCPOrigDataSent: 403339
> IpExt:
>     InMcastPkts: 1773
>     OutMcastPkts: 2236
>     InBcastPkts: 2108
>     OutBcastPkts: 729
>     InOctets: 976737265
>     OutOctets: 119266500
>     InMcastOctets: 270212
>     OutMcastOctets: 403535
>     InBcastOctets: 273252
>     OutBcastOctets: 110112
>     InNoECTPkts: 1149218
>     InECT0Pkts: 51
>
>
> ** PCI devices:
> 00:00.0 Host bridge [0600]: Intel Corporation 3rd Gen Core processor DRAM Controller
[8086:0154] (rev 09)
>         Subsystem: Lenovo Device [17aa:21f9]
>         Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B- DisINTx-
>         Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort+ >SERR- <PERR- INTx-
>         Latency: 0
>         Capabilities: <access denied>
>         Kernel driver in use: ivb_uncore
>
> 00:02.0 VGA compatible controller [0300]: Intel Corporation 3rd Gen Core processor Graphics
Controller [8086:0166] (rev 09) (prog-if 00 [VGA controller])
>         Subsystem: Lenovo Device [17aa:21f9]
>         Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B- DisINTx+
>         Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
>         Latency: 0
>         Interrupt: pin A routed to IRQ 42
>         Region 0: Memory at f0000000 (64-bit, non-prefetchable) [size=4M]
>         Region 2: Memory at e0000000 (64-bit, prefetchable) [size=256M]
>         Region 4: I/O ports at 4000 [size=64]
>         Expansion ROM at <unassigned> [disabled]
>         Capabilities: <access denied>
>         Kernel driver in use: i915
>
> 00:14.0 USB controller [0c03]: Intel Corporation 7 Series/C210 Series Chipset Family
USB xHCI Host Controller [8086:1e31] (rev 04) (prog-if 30 [XHCI])
>         Subsystem: Lenovo Device [17aa:21f9]
>         Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B- DisINTx+
>         Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
>         Latency: 0
>         Interrupt: pin A routed to IRQ 40
>         Region 0: Memory at f1500000 (64-bit, non-prefetchable) [size=64K]
>         Capabilities: <access denied>
>         Kernel driver in use: xhci_hcd
>
> 00:16.0 Communication controller [0780]: Intel Corporation 7 Series/C210 Series Chipset
Family MEI Controller #1 [8086:1e3a] (rev 04)
>         Subsystem: Lenovo Device [17aa:21f9]
>         Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B- DisINTx+
>         Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
>         Latency: 0
>         Interrupt: pin A routed to IRQ 43
>         Region 0: Memory at f1515000 (64-bit, non-prefetchable) [size=16]
>         Capabilities: <access denied>
>         Kernel driver in use: mei_me
>
> 00:16.3 Serial controller [0700]: Intel Corporation 7 Series/C210 Series Chipset Family
KT Controller [8086:1e3d] (rev 04) (prog-if 02 [16550])
>         Subsystem: Lenovo Device [17aa:21f9]
>         Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B- DisINTx-
>         Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
>         Latency: 0
>         Interrupt: pin B routed to IRQ 19
>         Region 0: I/O ports at 4090 [size=8]
>         Region 1: Memory at f151b000 (32-bit, non-prefetchable) [size=4K]
>         Capabilities: <access denied>
>         Kernel driver in use: serial
>
> 00:1a.0 USB controller [0c03]: Intel Corporation 7 Series/C210 Series Chipset Family
USB Enhanced Host Controller #2 [8086:1e2d] (rev 04) (prog-if 20 [EHCI])
>         Subsystem: Lenovo Device [17aa:21f9]
>         Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B- DisINTx-
>         Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
>         Latency: 0
>         Interrupt: pin A routed to IRQ 16
>         Region 0: Memory at f151a000 (32-bit, non-prefetchable) [size=1K]
>         Capabilities: <access denied>
>         Kernel driver in use: ehci-pci
>
> 00:1b.0 Audio device [0403]: Intel Corporation 7 Series/C210 Series Chipset Family High
Definition Audio Controller [8086:1e20] (rev 04)
>         Subsystem: Lenovo Device [17aa:21f9]
>         Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B- DisINTx+
>         Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
>         Latency: 0, Cache Line Size: 64 bytes
>         Interrupt: pin A routed to IRQ 44
>         Region 0: Memory at f1510000 (64-bit, non-prefetchable) [size=16K]
>         Capabilities: <access denied>
>         Kernel driver in use: snd_hda_intel
>
> 00:1c.0 PCI bridge [0604]: Intel Corporation 7 Series/C210 Series Chipset Family PCI
Express Root Port 1 [8086:1e10] (rev c4) (prog-if 00 [Normal decode])
>         Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B- DisINTx-
>         Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
>         Latency: 0, Cache Line Size: 64 bytes
>         Bus: primary=00, secondary=02, subordinate=02, sec-latency=0
>         I/O behind bridge: 00003000-00003fff
>         Memory behind bridge: f0d00000-f14fffff
>         Prefetchable memory behind bridge: 00000000f0400000-00000000f0bfffff
>         Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort+ <SERR- <PERR-
>         BridgeCtl: Parity- SERR- NoISA- VGA- MAbort- >Reset- FastB2B-
>                 PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
>         Capabilities: <access denied>
>         Kernel driver in use: pcieport
>
> 00:1c.1 PCI bridge [0604]: Intel Corporation 7 Series/C210 Series Chipset Family PCI
Express Root Port 2 [8086:1e12] (rev c4) (prog-if 00 [Normal decode])
>         Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B- DisINTx-
>         Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
>         Latency: 0, Cache Line Size: 64 bytes
>         Bus: primary=00, secondary=03, subordinate=03, sec-latency=0
>         Memory behind bridge: f0c00000-f0cfffff
>         Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort+ <SERR- <PERR-
>         BridgeCtl: Parity- SERR- NoISA- VGA- MAbort- >Reset- FastB2B-
>                 PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
>         Capabilities: <access denied>
>         Kernel driver in use: pcieport
>
> 00:1d.0 USB controller [0c03]: Intel Corporation 7 Series/C210 Series Chipset Family
USB Enhanced Host Controller #1 [8086:1e26] (rev 04) (prog-if 20 [EHCI])
>         Subsystem: Lenovo Device [17aa:21f9]
>         Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B- DisINTx-
>         Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
>         Latency: 0
>         Interrupt: pin A routed to IRQ 23
>         Region 0: Memory at f1519000 (32-bit, non-prefetchable) [size=1K]
>         Capabilities: <access denied>
>         Kernel driver in use: ehci-pci
>
> 00:1f.0 ISA bridge [0601]: Intel Corporation QS77 Express Chipset LPC Controller [8086:1e56]
(rev 04)
>         Subsystem: Lenovo Device [17aa:21f9]
>         Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B- DisINTx-
>         Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
>         Latency: 0
>         Capabilities: <access denied>
>         Kernel driver in use: lpc_ich
>
> 00:1f.2 SATA controller [0106]: Intel Corporation 7 Series Chipset Family 6-port SATA
Controller [AHCI mode] [8086:1e03] (rev 04) (prog-if 01 [AHCI 1.0])
>         Subsystem: Lenovo Device [17aa:21f9]
>         Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B- DisINTx+
>         Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
>         Latency: 0
>         Interrupt: pin B routed to IRQ 41
>         Region 0: I/O ports at 4088 [size=8]
>         Region 1: I/O ports at 409c [size=4]
>         Region 2: I/O ports at 4080 [size=8]
>         Region 3: I/O ports at 4098 [size=4]
>         Region 4: I/O ports at 4060 [size=32]
>         Region 5: Memory at f1518000 (32-bit, non-prefetchable) [size=2K]
>         Capabilities: <access denied>
>         Kernel driver in use: ahci
>
> 00:1f.3 SMBus [0c05]: Intel Corporation 7 Series/C210 Series Chipset Family SMBus Controller
[8086:1e22] (rev 04)
>         Subsystem: Lenovo Device [17aa:21f9]
>         Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B- DisINTx-
>         Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
>         Interrupt: pin C routed to IRQ 18
>         Region 0: Memory at f1514000 (64-bit, non-prefetchable) [size=256]
>         Region 4: I/O ports at efa0 [size=32]
>         Kernel driver in use: i801_smbus
>
> 02:00.0 System peripheral [0880]: Ricoh Co Ltd PCIe SDXC/MMC Host Controller [1180:e823]
(rev 07) (prog-if 01)
>         Subsystem: Lenovo Device [17aa:21f9]
>         Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B- DisINTx-
>         Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
>         Latency: 0, Cache Line Size: 64 bytes
>         Interrupt: pin A routed to IRQ 16
>         Region 0: Memory at f0d00000 (32-bit, non-prefetchable) [size=256]
>         Capabilities: <access denied>
>         Kernel driver in use: sdhci-pci
>
> 03:00.0 Network controller [0280]: Intel Corporation Centrino Advanced-N 6205 [Taylor
Peak] [8086:0085] (rev 96)
>         Subsystem: Intel Corporation Device [8086:c220]
>         Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B- DisINTx+
>         Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
>         Latency: 0, Cache Line Size: 64 bytes
>         Interrupt: pin A routed to IRQ 45
>         Region 0: Memory at f0c00000 (64-bit, non-prefetchable) [size=8K]
>         Capabilities: <access denied>
>         Kernel driver in use: iwlwifi
>
>
> ** USB devices:
> Bus 004 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
> Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> Bus 003 Device 005: ID 5986:0266 Acer, Inc
> Bus 003 Device 004: ID 0a5c:21e6 Broadcom Corp. BCM20702 Bluetooth 4.0 [ThinkPad]
> Bus 003 Device 003: ID 147e:2020 Upek TouchChip Fingerprint Coprocessor (WBF advanced
mode)
> Bus 003 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
> Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>
>
> -- System Information:
> Debian Release: 8.5
>   APT prefers stable-updates
>   APT policy: (500, 'stable-updates'), (500, 'stable')
> Architecture: amd64 (x86_64)
> Foreign Architectures: i386
>
> Kernel: Linux 3.16.0-4-amd64 (SMP w/4 CPU cores)
> Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
> Shell: /bin/sh linked to /bin/dash
> Init: systemd (via /run/systemd/system)
>
> Versions of packages linux-image-3.16.0-4-amd64 depends on:
> ii  debconf [debconf-2.0]                   1.5.56
> ii  initramfs-tools [linux-initramfs-tool]  0.120+deb8u2
> ii  kmod                                    18-3
> ii  linux-base                              3.5
> ii  module-init-tools                       18-3
>
> Versions of packages linux-image-3.16.0-4-amd64 recommends:
> ii  firmware-linux-free  3.3
> ii  irqbalance           1.0.6-3
>
> Versions of packages linux-image-3.16.0-4-amd64 suggests:
> pn  debian-kernel-handbook  <none>
> ii  extlinux                3:6.03+dfsg-5+deb8u1
> ii  grub-pc                 2.02~beta2-22+deb8u1
> pn  linux-doc-3.16          <none>
>
> Versions of packages linux-image-3.16.0-4-amd64 is related to:
> pn  firmware-atheros        <none>
> pn  firmware-bnx2           <none>
> pn  firmware-bnx2x          <none>
> ii  firmware-brcm80211      0.43
> pn  firmware-intelwimax     <none>
> pn  firmware-ipw2x00        <none>
> pn  firmware-ivtv           <none>
> ii  firmware-iwlwifi        0.43
> pn  firmware-libertas       <none>
> ii  firmware-linux          0.43
> ii  firmware-linux-nonfree  0.43
> pn  firmware-myricom        <none>
> pn  firmware-netxen         <none>
> pn  firmware-qlogic         <none>
> pn  firmware-ralink         <none>
> pn  firmware-realtek        <none>
> pn  xen-hypervisor          <none>
>
> -- debconf information:
>   linux-image-3.16.0-4-amd64/postinst/depmod-error-initrd-3.16.0-4-amd64: false
>   linux-image-3.16.0-4-amd64/postinst/mips-initrd-3.16.0-4-amd64:
>   linux-image-3.16.0-4-amd64/prerm/removing-running-kernel-3.16.0-4-amd64: true
>

Best professional Regards.


-- 
Jose R R
http://metztli.it
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