升级到 Ubuntu 15.04 后最奇怪的问题——互联网可以正常工作几秒钟，然后变得非常慢。然后它会在大约两分钟后恢复几秒钟，然后再次断线。它太慢而且不稳定，以至于 speedtest.net 无法运行。拔掉路由器盒可以解决问题，但每次 Ubuntu 进入睡眠模式或挂起时，它都会再次出现。互联网在所有其他设备上同时正常工作（如果有的话，速度会快一点）。
dmesg 输出：
[...]
[ 11.392866] brcmsmac bcma0:1: mfg 4bf core 812 rev 24 class 0 irq 16
[ 11.399611] input: HDA Intel PCH Front Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9
[ 11.399675] input: HDA Intel PCH Rear Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10
[ 11.399753] input: HDA Intel PCH Line as /devices/pci0000:00/0000:00:1b.0/sound/card0/input11
[ 11.400382] input: HDA Intel PCH Line Out Front as /devices/pci0000:00/0000:00:1b.0/sound/card0/input12
[ 11.400460] input: HDA Intel PCH Line Out Surround as /devices/pci0000:00/0000:00:1b.0/sound/card0/input13
[ 11.400526] input: HDA Intel PCH Line Out CLFE as /devices/pci0000:00/0000:00:1b.0/sound/card0/input14
[ 11.400587] input: HDA Intel PCH Line Out Side as /devices/pci0000:00/0000:00:1b.0/sound/card0/input15
[ 11.400648] input: HDA Intel PCH Front Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input16
[ 11.400686] input: HDA Intel PCH HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:1b.0/sound/card0/input17
[ 11.416981] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht'
[ 11.417172] ieee80211 phy0: registered radio enabled led device: brcmsmac-phy0:radio gpio: 499
[ 11.421227] cfg80211: World regulatory domain updated:
[ 11.421229] cfg80211: DFS Master region: unset
[ 11.421229] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[ 11.421231] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 11.421233] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 11.421234] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 11.421235] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 11.421236] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 11.476365] brcmsmac bcma0:1 wlan1: renamed from wlan0
[ 11.594996] input: Wacom Intuos PT M Pen as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.3/2-1.3.4/2-1.3.4:1.0/0003:056A:0303.0002/input/input18
[ 11.595076] wacom 0003:056A:0303.0002: hidraw3: USB HID v1.10 Device [Wacom Co.,Ltd. Intuos PTM] on usb-0000:00:1d.0-1.3.4/input0
[ 11.595653] input: Wacom Intuos PT M Finger as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.3/2-1.3.4/2-1.3.4:1.1/0003:056A:0303.0003/input/input20
[ 11.595714] input: Wacom Intuos PT M Pad as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.3/2-1.3.4/2-1.3.4:1.1/0003:056A:0303.0003/input/input21
[ 11.595773] wacom 0003:056A:0303.0003: hidraw4: USB HID v1.10 Device [Wacom Co.,Ltd. Intuos PTM] on usb-0000:00:1d.0-1.3.4/input1
[ 16.568325] usblp 2-1.4:1.0: usblp0: USB Bidirectional printer dev 4 if 0 alt 0 proto 2 vid 0x04F9 pid 0x0038
[ 16.568346] usbcore: registered new interface driver usblp
[ 16.705837] EXT4-fs (sda1): re-mounted. Opts: errors=remount-ro
[ 16.868962] systemd-journald[334]: Received request to flush runtime journal from PID 1
[ 17.032324] audit: type=1400 audit(1430669160.766:2): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/lightdm/lightdm-guest-session" pid=743 comm="apparmor_parser"
[ 17.032330] audit: type=1400 audit(1430669160.766:3): apparmor="STATUS" operation="profile_load" profile="unconfined" name="chromium" pid=743 comm="apparmor_parser"
[ 17.033654] audit: type=1400 audit(1430669160.770:4): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/sbin/dhclient" pid=743 comm="apparmor_parser"
[ 17.033659] audit: type=1400 audit(1430669160.770:5): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=743 comm="apparmor_parser"
[ 17.033662] audit: type=1400 audit(1430669160.770:6): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/NetworkManager/nm-dhcp-helper" pid=743 comm="apparmor_parser"
[ 17.033665] audit: type=1400 audit(1430669160.770:7): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/connman/scripts/dhclient-script" pid=743 comm="apparmor_parser"
[ 17.039698] audit: type=1400 audit(1430669160.774:8): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/bin/evince" pid=743 comm="apparmor_parser"
[ 17.039703] audit: type=1400 audit(1430669160.774:9): apparmor="STATUS" operation="profile_load" profile="unconfined" name="sanitized_helper" pid=743 comm="apparmor_parser"
[ 17.039707] audit: type=1400 audit(1430669160.774:10): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/bin/evince-previewer" pid=743 comm="apparmor_parser"
[ 17.039717] audit: type=1400 audit(1430669160.774:11): apparmor="STATUS" operation="profile_load" profile="unconfined" name="sanitized_helper" pid=743 comm="apparmor_parser"
[ 17.211375] Adding 8370684k swap on /dev/mapper/cryptswap1. Priority:-1 extents:1 across:8370684k FS
[ 17.216998] cgroup: new mount options do not match the existing superblock, will be ignored
[ 18.866408] brcmsmac bcma0:1: brcms_ops_bss_info_changed: qos enabled: false (implement)
[ 18.866416] brcmsmac bcma0:1: brcms_ops_config: change power-save mode: false (implement)
[ 19.138947] tg3 0000:03:00.0 eth1: Link is down
[ 19.850816] wlan1: authenticate with 00:18:4d:22:98:c4
[ 19.850883] wlan1: send auth to 00:18:4d:22:98:c4 (try 1/3)
[ 19.852311] wlan1: authenticated
[ 19.854198] wlan1: associate with 00:18:4d:22:98:c4 (try 1/3)
[ 19.863902] wlan1: RX AssocResp from 00:18:4d:22:98:c4 (capab=0x411 status=0 aid=1)
[ 19.864539] brcmsmac bcma0:1: brcmsmac: brcms_ops_bss_info_changed: associated
[ 19.864541] brcmsmac bcma0:1: brcms_ops_bss_info_changed: qos enabled: true (implement)
[ 19.864545] wlan1: associated
[ 19.867640] brcmsmac bcma0:1: wl0: brcms_c_d11hdrs_mac80211: txop exceeded phylen 159/256 dur 1778/1504
[ 20.032655] brcmsmac bcma0:1: wl0: brcms_c_d11hdrs_mac80211: txop exceeded phylen 137/256 dur 1602/1504
[ 20.984454] brcmsmac bcma0:1: brcms_ops_bss_info_changed: arp filtering: 1 addresses (implement)
[ 22.140314] tg3 0000:03:00.0 eth1: Link is up at 1000 Mbps, full duplex
[ 22.140316] tg3 0000:03:00.0 eth1: Flow control is on for TX and on for RX
[ 24.141219] tg3 0000:03:00.0 eth1: Link is down
[ 26.142151] tg3 0000:03:00.0 eth1: Link is up at 1000 Mbps, full duplex
[ 26.142153] tg3 0000:03:00.0 eth1: Flow control is on for TX and on for RX
[ 35.520086] vboxdrv: module verification failed: signature and/or required key missing - tainting kernel
[ 35.522353] vboxdrv: Found 8 processor cores.
[ 35.522514] vboxdrv: fAsync=0 offMin=0x22b offMax=0x138f
[ 35.522586] vboxdrv: TSC mode is 'synchronous', kernel timer mode is 'normal'.
[ 35.522587] vboxdrv: Successfully loaded version 4.3.26_Ubuntu (interface 0x001a000a).
[ 35.531804] vboxpci: IOMMU not found (not registered)
[ 67.888548] brcmsmac bcma0:1: brcmsmac: brcms_ops_bss_info_changed: disassociated
[ 67.888553] brcmsmac bcma0:1: brcms_ops_bss_info_changed: arp filtering: 1 addresses (implement)
[ 67.888554] brcmsmac bcma0:1: brcms_ops_bss_info_changed: qos enabled: false (implement)
[ 67.904610] cfg80211: Calling CRDA to update world regulatory domain
[ 67.906293] cfg80211: World regulatory domain updated:
[ 67.906296] cfg80211: DFS Master region: unset
[ 67.906297] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[ 67.906298] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 67.906300] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 67.906301] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 67.906302] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 67.906303] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 68.161479] tg3 0000:03:00.0 eth1: Link is down
[ 71.162895] tg3 0000:03:00.0 eth1: Link is up at 1000 Mbps, full duplex
[ 71.162898] tg3 0000:03:00.0 eth1: Flow control is on for TX and on for RX
[ 79.166572] tg3 0000:03:00.0 eth1: Link is down
[ 81.167558] tg3 0000:03:00.0 eth1: Link is up at 1000 Mbps, full duplex
[ 81.167563] tg3 0000:03:00.0 eth1: Flow control is on for TX and on for RX
[ 109.917835] wlan1: authenticate with 00:18:4d:22:98:c4
[ 109.917938] wlan1: send auth to 00:18:4d:22:98:c4 (try 1/3)
[ 109.921600] wlan1: authenticated
[ 109.923497] wlan1: associate with 00:18:4d:22:98:c4 (try 1/3)
[ 109.926844] wlan1: RX AssocResp from 00:18:4d:22:98:c4 (capab=0x411 status=0 aid=1)
[ 109.927467] brcmsmac bcma0:1: brcmsmac: brcms_ops_bss_info_changed: associated
[ 109.927471] brcmsmac bcma0:1: brcms_ops_bss_info_changed: qos enabled: true (implement)
[ 109.927494] wlan1: associated
[ 109.929216] brcmsmac bcma0:1: wl0: brcms_c_d11hdrs_mac80211: txop exceeded phylen 159/256 dur 1778/1504
[ 110.094408] brcmsmac bcma0:1: wl0: brcms_c_d11hdrs_mac80211: txop exceeded phylen 137/256 dur 1602/1504
[ 111.049663] brcmsmac bcma0:1: brcms_ops_bss_info_changed: arp filtering: 1 addresses (implement)
[ 991.595324] wlan1: deauthenticating from 00:18:4d:22:98:c4 by local choice (Reason: 3=DEAUTH_LEAVING)
[ 991.596347] brcmsmac bcma0:1: brcmsmac: brcms_ops_bss_info_changed: disassociated
[ 991.596353] brcmsmac bcma0:1: brcms_ops_bss_info_changed: arp filtering: 1 addresses (implement)
[ 991.596356] brcmsmac bcma0:1: brcms_ops_bss_info_changed: qos enabled: false (implement)
[ 991.596916] cfg80211: Calling CRDA to update world regulatory domain
[ 991.601429] cfg80211: World regulatory domain updated:
[ 991.601433] cfg80211: DFS Master region: unset
[ 991.601434] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[ 991.601437] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 991.601439] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 991.601440] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 991.601442] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 991.601444] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 991.623804] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
[ 991.736875] PM: Syncing filesystems ... done.
[ 992.128457] PM: Preparing system for mem sleep
[ 992.232697] Freezing user space processes ... (elapsed 0.001 seconds) done.
[ 992.234356] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
[ 992.235488] PM: Entering mem sleep
[ 992.235534] Suspending console(s) (use no_console_suspend to debug)
[ 992.235866] sd 0:0:0:0: [sda] Synchronizing SCSI cache
[ 992.246520] sd 0:0:0:0: [sda] Stopping disk
[ 993.734062] PM: suspend of devices complete after 1497.709 msecs
[ 993.734515] PM: late suspend of devices complete after 0.449 msecs
[ 993.735050] ehci-pci 0000:00:1d.0: System wakeup enabled by ACPI
[ 993.735053] ehci-pci 0000:00:1a.0: System wakeup enabled by ACPI
[ 993.735166] pcieport 0000:00:1c.3: System wakeup enabled by ACPI
[ 993.750207] PM: noirq suspend of devices complete after 15.681 msecs
[ 993.750792] ACPI: Preparing to enter system sleep state S3
[ 993.751573] PM: Saving platform NVS memory
[ 993.752089] Disabling non-boot CPUs ...
[ 993.752153] intel_pstate CPU 1 exiting
[ 993.753494] kvm: disabling virtualization on CPU1
[ 993.753509] smpboot: CPU 1 is now offline
[ 993.753878] intel_pstate CPU 2 exiting
[ 993.755248] kvm: disabling virtualization on CPU2
[ 993.755264] smpboot: CPU 2 is now offline
[ 993.755648] intel_pstate CPU 3 exiting
[ 993.756991] kvm: disabling virtualization on CPU3
[ 993.757001] smpboot: CPU 3 is now offline
[ 993.757379] intel_pstate CPU 4 exiting
[ 993.758699] kvm: disabling virtualization on CPU4
[ 993.759301] smpboot: CPU 4 is now offline
[ 993.759682] intel_pstate CPU 5 exiting
[ 993.759895] Broke affinity for irq 23
[ 993.759899] Broke affinity for irq 27
[ 993.760906] kvm: disabling virtualization on CPU5
[ 993.760915] smpboot: CPU 5 is now offline
[ 993.761203] intel_pstate CPU 6 exiting
[ 993.762420] kvm: disabling virtualization on CPU6
[ 993.762456] smpboot: CPU 6 is now offline
[ 993.762798] intel_pstate CPU 7 exiting
[ 993.764032] kvm: disabling virtualization on CPU7
[ 993.764040] smpboot: CPU 7 is now offline
[ 993.765682] ACPI: Low-level resume complete
[ 993.765716] PM: Restoring platform NVS memory
[ 993.766143] Enabling non-boot CPUs ...
[ 993.766178] x86: Booting SMP configuration:
[ 993.766179] smpboot: Booting Node 0 Processor 1 APIC 0x2
[ 993.777415] kvm: enabling virtualization on CPU1
[ 993.779785] CPU1 is up
[ 993.779802] smpboot: Booting Node 0 Processor 2 APIC 0x4
[ 993.790782] kvm: enabling virtualization on CPU2
[ 993.793040] CPU2 is up
[ 993.793057] smpboot: Booting Node 0 Processor 3 APIC 0x6
[ 993.804036] kvm: enabling virtualization on CPU3
[ 993.806297] CPU3 is up
[ 993.806315] smpboot: Booting Node 0 Processor 4 APIC 0x1
[ 993.817293] kvm: enabling virtualization on CPU4
[ 993.819564] CPU4 is up
[ 993.819583] smpboot: Booting Node 0 Processor 5 APIC 0x3
[ 993.830560] kvm: enabling virtualization on CPU5
[ 993.832846] CPU5 is up
[ 993.832864] smpboot: Booting Node 0 Processor 6 APIC 0x5
[ 993.843841] kvm: enabling virtualization on CPU6
[ 993.846132] CPU6 is up
[ 993.846149] smpboot: Booting Node 0 Processor 7 APIC 0x7
[ 993.857127] kvm: enabling virtualization on CPU7
[ 993.859439] CPU7 is up
[ 993.865707] ACPI: Waking up from system sleep state S3
[ 993.880028] ehci-pci 0000:00:1a.0: System wakeup disabled by ACPI
[ 993.880253] ehci-pci 0000:00:1d.0: System wakeup disabled by ACPI
[ 993.880325] PM: noirq resume of devices complete after 14.162 msecs
[ 993.880548] PM: early resume of devices complete after 0.203 msecs
[ 993.880626] rtc_cmos 00:02: System wakeup disabled by ACPI
[ 993.880736] pcieport 0000:00:1c.3: System wakeup disabled by ACPI
[ 993.883397] tg3 0000:03:00.0 eth1: Link is down
[ 993.883615] sd 0:0:0:0: [sda] Starting disk
[ 993.938342] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
[ 993.940994] [drm] PCIE GART of 1024M enabled (table at 0x000000000025E000).
[ 993.941068] radeon 0000:01:00.0: WB enabled
[ 993.941069] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff880035970c00
[ 993.941070] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff880035970c0c
[ 993.941805] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x000000000005c418 and cpu addr 0xffffc9001171c418
[ 993.957891] [drm] ring test on 0 succeeded in 1 usecs
[ 993.957895] [drm] ring test on 3 succeeded in 2 usecs
[ 994.153479] [drm] ring test on 5 succeeded in 1 usecs
[ 994.153482] [drm] UVD initialized successfully.
[ 994.153509] [drm] ib test on ring 0 succeeded in 0 usecs
[ 994.153542] [drm] ib test on ring 3 succeeded in 0 usecs
[ 994.231932] ata3: SATA link down (SStatus 0 SControl 300)
[ 994.231963] ata5: SATA link down (SStatus 0 SControl 300)
[ 994.231978] ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[ 994.233059] ata2.00: configured for UDMA/100
[ 994.239934] ata4: SATA link down (SStatus 0 SControl 300)
[ 994.820317] [drm] ib test on ring 5 succeeded
[ 994.982731] PM: resume of devices complete after 1101.684 msecs
[ 994.982857] PM: Finishing wakeup.
[ 994.982858] Restarting tasks ... done.
[ 995.105824] IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready
[ 995.980737] tg3 0000:03:00.0 eth1: Link is down
[ 999.274215] ata1: link is slow to respond, please be patient (ready=0)
[ 1000.730879] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[ 1000.732979] ata1.00: configured for UDMA/133
[ 1000.936185] brcmsmac bcma0:1: brcms_ops_bss_info_changed: qos enabled: false (implement)
[ 1000.936194] brcmsmac bcma0:1: brcms_ops_config: change power-save mode: false (implement)
[ 1000.983971] tg3 0000:03:00.0 eth1: Link is down
[ 1001.802159] wlan1: authenticate with 00:18:4d:22:98:c4
[ 1001.802218] wlan1: send auth to 00:18:4d:22:98:c4 (try 1/3)
[ 1001.803727] wlan1: authenticated
[ 1001.807332] wlan1: associate with 00:18:4d:22:98:c4 (try 1/3)
[ 1001.810256] wlan1: RX AssocResp from 00:18:4d:22:98:c4 (capab=0x411 status=0 aid=1)
[ 1001.812349] brcmsmac bcma0:1: brcmsmac: brcms_ops_bss_info_changed: associated
[ 1001.812352] brcmsmac bcma0:1: brcms_ops_bss_info_changed: qos enabled: true (implement)
[ 1001.812358] wlan1: associated
[ 1001.812877] brcmsmac bcma0:1: wl0: brcms_c_d11hdrs_mac80211: txop exceeded phylen 159/256 dur 1778/1504
[ 1001.973052] brcmsmac bcma0:1: wl0: brcms_c_d11hdrs_mac80211: txop exceeded phylen 137/256 dur 1602/1504
[ 1002.062591] brcmsmac bcma0:1: brcms_ops_bss_info_changed: arp filtering: 1 addresses (implement)
[ 1003.985384] tg3 0000:03:00.0 eth1: Link is up at 1000 Mbps, full duplex
[ 1003.985387] tg3 0000:03:00.0 eth1: Flow control is on for TX and on for RX
[ 3424.067570] brcmsmac bcma0:1: brcmsmac: brcms_ops_bss_info_changed: disassociated
[ 3424.067576] brcmsmac bcma0:1: brcms_ops_bss_info_changed: arp filtering: 1 addresses (implement)
[ 3424.067578] brcmsmac bcma0:1: brcms_ops_bss_info_changed: qos enabled: false (implement)
[ 3424.083628] cfg80211: Calling CRDA to update world regulatory domain
[ 3424.085278] cfg80211: World regulatory domain updated:
[ 3424.085280] cfg80211: DFS Master region: unset
[ 3424.085281] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[ 3424.085283] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 3424.085284] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 3424.085285] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 3424.085286] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 3424.085288] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 3424.760724] tg3 0000:03:00.0 eth1: Link is down
[ 3427.762181] tg3 0000:03:00.0 eth1: Link is up at 1000 Mbps, full duplex
[ 3427.762184] tg3 0000:03:00.0 eth1: Flow control is on for TX and on for RX
[ 3435.765902] tg3 0000:03:00.0 eth1: Link is down
[ 3437.766903] tg3 0000:03:00.0 eth1: Link is up at 1000 Mbps, full duplex
[ 3437.766906] tg3 0000:03:00.0 eth1: Flow control is on for TX and on for RX
[ 3466.100704] wlan1: authenticate with 00:18:4d:22:98:c4
[ 3466.100773] wlan1: send auth to 00:18:4d:22:98:c4 (try 1/3)
[ 3466.102320] wlan1: authenticated
[ 3466.103362] wlan1: associate with 00:18:4d:22:98:c4 (try 1/3)
[ 3466.108442] wlan1: RX AssocResp from 00:18:4d:22:98:c4 (capab=0x411 status=0 aid=1)
[ 3466.110490] brcmsmac bcma0:1: brcmsmac: brcms_ops_bss_info_changed: associated
[ 3466.110504] brcmsmac bcma0:1: brcms_ops_bss_info_changed: qos enabled: true (implement)
[ 3466.110512] wlan1: associated
[ 3466.111024] brcmsmac bcma0:1: wl0: brcms_c_d11hdrs_mac80211: txop exceeded phylen 159/256 dur 1778/1504
[ 3466.279150] brcmsmac bcma0:1: wl0: brcms_c_d11hdrs_mac80211: txop exceeded phylen 137/256 dur 1602/1504
[ 3467.657450] brcmsmac bcma0:1: brcms_ops_bss_info_changed: arp filtering: 1 addresses (implement)
[ 5652.796360] brcmsmac bcma0:1: brcms_ops_bss_info_changed: arp filtering: 0 addresses (implement)
[ 5652.796372] wlan1: deauthenticating from 00:18:4d:22:98:c4 by local choice (Reason: 3=DEAUTH_LEAVING)
[ 5652.827750] brcmsmac bcma0:1: brcmsmac: brcms_ops_bss_info_changed: disassociated
[ 5652.827756] brcmsmac bcma0:1: brcms_ops_bss_info_changed: qos enabled: false (implement)
[ 5652.829772] cfg80211: Calling CRDA to update world regulatory domain
[ 5652.831652] cfg80211: World regulatory domain updated:
[ 5652.831655] cfg80211: DFS Master region: unset
[ 5652.831656] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[ 5652.831659] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 5652.831660] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 5652.831662] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 5652.831663] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 5652.831664] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 5652.851952] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
[ 5652.935830] PM: Syncing filesystems ... done.
[ 5653.176158] PM: Preparing system for mem sleep
[ 5653.245757] Freezing user space processes ... (elapsed 0.001 seconds) done.
[ 5653.247328] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
[ 5653.248464] PM: Entering mem sleep
[ 5653.248509] Suspending console(s) (use no_console_suspend to debug)
[ 5653.248749] sd 0:0:0:0: [sda] Synchronizing SCSI cache
[ 5653.248881] sd 0:0:0:0: [sda] Stopping disk
[ 5654.756576] PM: suspend of devices complete after 1507.224 msecs
[ 5654.756952] PM: late suspend of devices complete after 0.374 msecs
[ 5654.757389] ehci-pci 0000:00:1d.0: System wakeup enabled by ACPI
[ 5654.757393] ehci-pci 0000:00:1a.0: System wakeup enabled by ACPI
[ 5654.757466] pcieport 0000:00:1c.3: System wakeup enabled by ACPI
[ 5654.772741] PM: noirq suspend of devices complete after 15.779 msecs
[ 5654.773025] ACPI: Preparing to enter system sleep state S3
[ 5654.773426] PM: Saving platform NVS memory
[ 5654.773689] Disabling non-boot CPUs ...
[ 5654.773729] intel_pstate CPU 1 exiting
[ 5654.774934] kvm: disabling virtualization on CPU1
[ 5654.774941] smpboot: CPU 1 is now offline
[ 5654.775207] intel_pstate CPU 2 exiting
[ 5654.776393] kvm: disabling virtualization on CPU2
[ 5654.776399] smpboot: CPU 2 is now offline
[ 5654.776627] intel_pstate CPU 3 exiting
[ 5654.777824] kvm: disabling virtualization on CPU3
[ 5654.777830] smpboot: CPU 3 is now offline
[ 5654.778072] intel_pstate CPU 4 exiting
[ 5654.779260] kvm: disabling virtualization on CPU4
[ 5654.779266] smpboot: CPU 4 is now offline
[ 5654.779508] intel_pstate CPU 5 exiting
[ 5654.780660] kvm: disabling virtualization on CPU5
[ 5654.780674] smpboot: CPU 5 is now offline
[ 5654.780926] intel_pstate CPU 6 exiting
[ 5654.782081] kvm: disabling virtualization on CPU6
[ 5654.782086] smpboot: CPU 6 is now offline
[ 5654.782352] intel_pstate CPU 7 exiting
[ 5654.783490] kvm: disabling virtualization on CPU7
[ 5654.783493] smpboot: CPU 7 is now offline
[ 5654.784715] ACPI: Low-level resume complete
[ 5654.784749] PM: Restoring platform NVS memory
[ 5654.785173] Enabling non-boot CPUs ...
[ 5654.785208] x86: Booting SMP configuration:
[ 5654.785209] smpboot: Booting Node 0 Processor 1 APIC 0x2
[ 5654.796190] kvm: enabling virtualization on CPU1
[ 5654.798449] CPU1 is up
[ 5654.798467] smpboot: Booting Node 0 Processor 2 APIC 0x4
[ 5654.809450] kvm: enabling virtualization on CPU2
[ 5654.811698] CPU2 is up
[ 5654.811716] smpboot: Booting Node 0 Processor 3 APIC 0x6
[ 5654.822696] kvm: enabling virtualization on CPU3
[ 5654.824944] CPU3 is up
[ 5654.824963] smpboot: Booting Node 0 Processor 4 APIC 0x1
[ 5654.835941] kvm: enabling virtualization on CPU4
[ 5654.838207] CPU4 is up
[ 5654.838225] smpboot: Booting Node 0 Processor 5 APIC 0x3
[ 5654.849203] kvm: enabling virtualization on CPU5
[ 5654.851474] CPU5 is up
[ 5654.851492] smpboot: Booting Node 0 Processor 6 APIC 0x5
[ 5654.862468] kvm: enabling virtualization on CPU6
[ 5654.864749] CPU6 is up
[ 5654.864766] smpboot: Booting Node 0 Processor 7 APIC 0x7
[ 5654.875745] kvm: enabling virtualization on CPU7
[ 5654.878058] CPU7 is up
[ 5654.884495] ACPI: Waking up from system sleep state S3
[ 5654.898324] ehci-pci 0000:00:1d.0: System wakeup disabled by ACPI
[ 5654.898332] ehci-pci 0000:00:1a.0: System wakeup disabled by ACPI
[ 5654.898602] PM: noirq resume of devices complete after 13.645 msecs
[ 5654.898817] PM: early resume of devices complete after 0.194 msecs
[ 5654.898874] rtc_cmos 00:02: System wakeup disabled by ACPI
[ 5654.899043] pcieport 0000:00:1c.3: System wakeup disabled by ACPI
[ 5654.901149] sd 0:0:0:0: [sda] Starting disk
[ 5654.901623] tg3 0000:03:00.0 eth1: Link is down
[ 5654.955194] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
[ 5654.957843] [drm] PCIE GART of 1024M enabled (table at 0x000000000025E000).
[ 5654.957919] radeon 0000:01:00.0: WB enabled
[ 5654.957920] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff880035970c00
[ 5654.957921] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff880035970c0c
[ 5654.958666] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x000000000005c418 and cpu addr 0xffffc9001171c418
[ 5654.974740] [drm] ring test on 0 succeeded in 1 usecs
[ 5654.974744] [drm] ring test on 3 succeeded in 2 usecs
[ 5655.170329] [drm] ring test on 5 succeeded in 1 usecs
[ 5655.170332] [drm] UVD initialized successfully.
[ 5655.170361] [drm] ib test on ring 0 succeeded in 0 usecs
[ 5655.170387] [drm] ib test on ring 3 succeeded in 0 usecs
[ 5655.234227] ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[ 5655.235338] ata2.00: configured for UDMA/100
[ 5655.246221] ata4: SATA link down (SStatus 0 SControl 300)
[ 5655.246238] ata3: SATA link down (SStatus 0 SControl 300)
[ 5655.254223] ata5: SATA link down (SStatus 0 SControl 300)
[ 5655.838607] [drm] ib test on ring 5 succeeded
[ 5656.001082] PM: resume of devices complete after 1101.722 msecs
[ 5656.001219] PM: Finishing wakeup.
[ 5656.001220] Restarting tasks ... done.
[ 5656.125228] IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready
[ 5656.999085] tg3 0000:03:00.0 eth1: Link is down
[ 5660.268693] ata1: link is slow to respond, please be patient (ready=0)
[ 5661.781469] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[ 5661.783815] ata1.00: configured for UDMA/133
[ 5661.942814] brcmsmac bcma0:1: brcms_ops_bss_info_changed: qos enabled: false (implement)
[ 5661.942822] brcmsmac bcma0:1: brcms_ops_config: change power-save mode: false (implement)
[ 5662.002550] tg3 0000:03:00.0 eth1: Link is down
[ 5662.823320] wlan1: authenticate with 00:18:4d:22:98:c4
[ 5662.823401] wlan1: send auth to 00:18:4d:22:98:c4 (try 1/3)
[ 5662.824903] wlan1: authenticated
[ 5662.825933] wlan1: associate with 00:18:4d:22:98:c4 (try 1/3)
[ 5662.829088] wlan1: RX AssocResp from 00:18:4d:22:98:c4 (capab=0x411 status=0 aid=1)
[ 5662.829734] brcmsmac bcma0:1: brcmsmac: brcms_ops_bss_info_changed: associated
[ 5662.829737] brcmsmac bcma0:1: brcms_ops_bss_info_changed: qos enabled: true (implement)
[ 5662.829743] wlan1: associated
[ 5662.832859] brcmsmac bcma0:1: wl0: brcms_c_d11hdrs_mac80211: txop exceeded phylen 159/256 dur 1778/1504
[ 5662.997851] brcmsmac bcma0:1: wl0: brcms_c_d11hdrs_mac80211: txop exceeded phylen 137/256 dur 1602/1504
[ 5663.079432] brcmsmac bcma0:1: brcms_ops_bss_info_changed: arp filtering: 1 addresses (implement)
[ 5665.004044] tg3 0000:03:00.0 eth1: Link is up at 1000 Mbps, full duplex
[ 5665.004047] tg3 0000:03:00.0 eth1: Flow control is on for TX and on for RX