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dmesg output from raspberry pi
[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Initializing cgroup subsys cpuset
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Initializing cgroup subsys cpuacct
[ 0.000000] Linux version 4.4.38+ (dc4@dc4-XPS13-9333) (gcc version 4.9.3 (crosstool-NG crosstool-ng-1.22.0-88-g8460611) ) #938 Thu Dec 15 15:17:54 GMT 2016
[ 0.000000] CPU: ARMv6-compatible processor [410fb767] revision 7 (ARMv7), cr=00c5387d
[ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT nonaliasing instruction cache
[ 0.000000] Machine model: Raspberry Pi Model B Rev 1
[ 0.000000] cma: Reserved 8 MiB at 0x07400000
[ 0.000000] Memory policy: Data cache writeback
[ 0.000000] On node 0 totalpages: 32768
[ 0.000000] free_area_init_node: node 0, pgdat c08843cc, node_mem_map c7ecc400
[ 0.000000] Normal zone: 288 pages used for memmap
[ 0.000000] Normal zone: 0 pages reserved
[ 0.000000] Normal zone: 32768 pages, LIFO batch:7
[ 0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
[ 0.000000] pcpu-alloc: [0] 0
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 32480
[ 0.000000] Kernel command line: dma.dmachans=0x7f35 bcm2708_fb.fbwidth=1824 bcm2708_fb.fbheight=984 bcm2708.boardrev=0x2 bcm2708.serial=0x409a9dbc smsc95xx.macaddr=B8:27:EB:9A:9D:BC bcm2708_fb.fbswap=1 bcm2708.uart_clock=48000000 vc_mem.mem_base=0xec00000 vc_mem.mem_size=0x10000000 dwc_otg.lpm_enable=0 console=ttyAMA0,115200 console=tty1 root=/dev/mmcblk0p2 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait
[ 0.000000] PID hash table entries: 512 (order: -1, 2048 bytes)
[ 0.000000] Dentry cache hash table entries: 16384 (order: 4, 65536 bytes)
[ 0.000000] Inode-cache hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.000000] Memory: 112012K/131072K available (6063K kernel code, 437K rwdata, 1844K rodata, 376K init, 726K bss, 10868K reserved, 8192K cma-reserved)
[ 0.000000] Virtual kernel memory layout:
vector : 0xffff0000 - 0xffff1000 ( 4 kB)
fixmap : 0xffc00000 - 0xfff00000 (3072 kB)
vmalloc : 0xc8800000 - 0xff800000 ( 880 MB)
lowmem : 0xc0000000 - 0xc8000000 ( 128 MB)
modules : 0xbf000000 - 0xc0000000 ( 16 MB)
.text : 0xc0008000 - 0xc07c101c (7909 kB)
.init : 0xc07c2000 - 0xc0820000 ( 376 kB)
.data : 0xc0820000 - 0xc088d490 ( 438 kB)
.bss : 0xc088d490 - 0xc0943050 ( 727 kB)
[ 0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[ 0.000000] NR_IRQS:16 nr_irqs:16 16
[ 0.000029] sched_clock: 32 bits at 1000kHz, resolution 1000ns, wraps every 2147483647500ns
[ 0.000073] clocksource: timer: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275 ns
[ 0.000174] bcm2835: system timer (irq = 27)
[ 0.000486] Console: colour dummy device 80x30
[ 0.001433] console [tty1] enabled
[ 0.001487] Calibrating delay loop... 697.95 BogoMIPS (lpj=3489792)
[ 0.060348] pid_max: default: 32768 minimum: 301
[ 0.060740] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.060814] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.061830] Disabling cpuset control group subsystem
[ 0.061930] Initializing cgroup subsys io
[ 0.061999] Initializing cgroup subsys memory
[ 0.062089] Initializing cgroup subsys devices
[ 0.062154] Initializing cgroup subsys freezer
[ 0.062214] Initializing cgroup subsys net_cls
[ 0.062331] CPU: Testing write buffer coherency: ok
[ 0.062447] ftrace: allocating 20646 entries in 61 pages
[ 0.172610] Setting up static identity map for 0x81c0 - 0x81f8
[ 0.174554] devtmpfs: initialized
[ 0.183618] VFP support v0.3: implementor 41 architecture 1 part 20 variant b rev 5
[ 0.184251] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.186131] pinctrl core: initialized pinctrl subsystem
[ 0.187084] NET: Registered protocol family 16
[ 0.192658] DMA: preallocated 4096 KiB pool for atomic coherent allocations
[ 0.201119] hw-breakpoint: found 6 breakpoint and 1 watchpoint registers.
[ 0.201208] hw-breakpoint: maximum watchpoint size is 4 bytes.
[ 0.201419] Serial: AMBA PL011 UART driver
[ 0.201890] 20201000.uart: ttyAMA0 at MMIO 0x20201000 (irq = 81, base_baud = 0) is a PL011 rev2
[ 0.566788] console [ttyAMA0] enabled
[ 0.571300] bcm2835-mbox 2000b880.mailbox: mailbox enabled
[ 0.621532] bcm2835-dma 20007000.dma: DMA legacy API manager at f2007000, dmachans=0x1
[ 0.630593] SCSI subsystem initialized
[ 0.634722] usbcore: registered new interface driver usbfs
[ 0.640455] usbcore: registered new interface driver hub
[ 0.645980] usbcore: registered new device driver usb
[ 0.661236] raspberrypi-firmware soc:firmware: Attached to firmware from 2016-12-09 15:15
[ 0.697171] clocksource: Switched to clocksource timer
[ 0.755086] FS-Cache: Loaded
[ 0.758547] CacheFiles: Loaded
[ 0.781380] NET: Registered protocol family 2
[ 0.787121] TCP established hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.794283] TCP bind hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.800753] TCP: Hash tables configured (established 1024 bind 1024)
[ 0.807420] UDP hash table entries: 256 (order: 0, 4096 bytes)
[ 0.813339] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
[ 0.820079] NET: Registered protocol family 1
[ 0.825063] RPC: Registered named UNIX socket transport module.
[ 0.831134] RPC: Registered udp transport module.
[ 0.835878] RPC: Registered tcp transport module.
[ 0.840651] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 0.848459] hw perfevents: enabled with armv6_1176 PMU driver, 3 counters available
[ 0.857726] futex hash table entries: 256 (order: -1, 3072 bytes)
[ 0.880715] VFS: Disk quotas dquot_6.6.0
[ 0.885111] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[ 0.895022] FS-Cache: Netfs 'nfs' registered for caching
[ 0.901865] NFS: Registering the id_resolver key type
[ 0.907062] Key type id_resolver registered
[ 0.911416] Key type id_legacy registered
[ 0.919920] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252)
[ 0.927953] io scheduler noop registered
[ 0.931963] io scheduler deadline registered (default)
[ 0.937650] io scheduler cfq registered
[ 0.944276] BCM2708FB: allocated DMA memory 47800000
[ 0.949465] BCM2708FB: allocated DMA channel 0 @ f2007000
[ 1.000502] Console: switching to colour frame buffer device 228x61
[ 1.043163] bcm2835-rng 20104000.rng: hwrng registered
[ 1.048852] vc-cma: Videocore CMA driver
[ 1.052962] vc-cma: vc_cma_base = 0x00000000
[ 1.057917] vc-cma: vc_cma_size = 0x00000000 (0 MiB)
[ 1.063533] vc-cma: vc_cma_initial = 0x00000000 (0 MiB)
[ 1.069643] vc-mem: phys_addr:0x00000000 mem_base=0x0ec00000 mem_size:0x10000000(256 MiB)
[ 1.106301] brd: module loaded
[ 1.123441] loop: module loaded
[ 1.128242] vchiq: vchiq_init_state: slot_zero = 0xc7880000, is_master = 0
[ 1.138143] Loading iSCSI transport class v2.0-870.
[ 1.144910] usbcore: registered new interface driver smsc95xx
[ 1.151369] dwc_otg: version 3.00a 10-AUG-2012 (platform bus)
[ 1.358119] Core Release: 2.80a
[ 1.361442] Setting default values for core params
[ 1.366459] Finished setting default values for core params
[ 1.572751] Using Buffer DMA mode
[ 1.576251] Periodic Transfer Interrupt Enhancement - disabled
[ 1.582362] Multiprocessor Interrupt Enhancement - disabled
[ 1.588207] OTG VER PARAM: 0, OTG VER FLAG: 0
[ 1.592803] Dedicated Tx FIFOs mode
[ 1.596975] WARN::dwc_otg_hcd_init:1047: FIQ DMA bounce buffers: virt = 0xc7814000 dma = 0x47814000 len=9024
[ 1.607255] FIQ FSM acceleration enabled for :
Non-periodic Split Transactions
Periodic Split Transactions
High-Speed Isochronous Endpoints
Interrupt/Control Split Transaction hack enabled
[ 1.638854] dwc_otg: Microframe scheduler enabled
[ 1.639023] WARN::hcd_init_fiq:413: FIQ on core 0 at 0xc0409958
[ 1.653719] WARN::hcd_init_fiq:414: FIQ ASM at 0xc0409c34 length 36
[ 1.668919] WARN::hcd_init_fiq:439: MPHI regs_base at 0xc8898000
[ 1.683952] dwc_otg 20980000.usb: DWC OTG Controller
[ 1.697908] dwc_otg 20980000.usb: new USB bus registered, assigned bus number 1
[ 1.714135] dwc_otg 20980000.usb: irq 56, io mem 0x00000000
[ 1.728485] Init: Port Power? op_state=1
[ 1.740882] Init: Power Port (0)
[ 1.752904] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 1.768686] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.784847] usb usb1: Product: DWC OTG Controller
[ 1.798489] usb usb1: Manufacturer: Linux 4.4.38+ dwc_otg_hcd
[ 1.813223] usb usb1: SerialNumber: 20980000.usb
[ 1.827982] hub 1-0:1.0: USB hub found
[ 1.840469] hub 1-0:1.0: 1 port detected
[ 1.853892] dwc_otg: FIQ enabled
[ 1.853921] dwc_otg: NAK holdoff enabled
[ 1.853937] dwc_otg: FIQ split-transaction FSM enabled
[ 1.854005] Module dwc_common_port init
[ 1.854712] usbcore: registered new interface driver usb-storage
[ 1.870317] mousedev: PS/2 mouse device common for all mice
[ 1.886122] bcm2835-cpufreq: min=700000 max=700000
[ 1.900261] sdhci: Secure Digital Host Controller Interface driver
[ 1.915254] sdhci: Copyright(c) Pierre Ossman
[ 1.928910] sdhost: log_buf @ c7813000 (47813000)
[ 1.997261] mmc0: sdhost-bcm2835 loaded - DMA enabled (>1)
[ 2.032258] sdhci-pltfm: SDHCI platform and OF driver helper
[ 2.053014] ledtrig-cpu: registered to indicate activity on CPUs
[ 2.068216] Indeed it is in host mode hprt0 = 00021501
[ 2.144671] hidraw: raw HID events driver (C) Jiri Kosina
[ 2.164312] usbcore: registered new interface driver usbhid
[ 2.178803] usbhid: USB HID core driver
[ 2.193299] Initializing XFRM netlink socket
[ 2.206407] NET: Registered protocol family 17
[ 2.220877] Key type dns_resolver registered
[ 2.236905] registered taskstats version 1
[ 2.251345] vc-sm: Videocore shared memory driver
[ 2.265088] [vc_sm_connected_init]: start
[ 2.281260] [vc_sm_connected_init]: end - returning 0
[ 2.297324] of_cfs_init
[ 2.309191] of_cfs_init: OK
[ 2.320598] mmc0: host does not support reading read-only switch, assuming write-enable
[ 2.337650] usb 1-1: new high-speed USB device number 2 using dwc_otg
[ 2.355071] Waiting for root device /dev/mmcblk0p2...
[ 2.369459] Indeed it is in host mode hprt0 = 00001101
[ 2.448203] mmc0: new high speed SDHC card at address e624
[ 2.463941] mmcblk0: mmc0:e624 SU16G 14.8 GiB
[ 2.481238] mmcblk0: p1 p2
[ 2.588701] usb 1-1: New USB device found, idVendor=0424, idProduct=9512
[ 2.604405] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 2.622974] EXT4-fs (mmcblk0p2): INFO: recovery required on readonly filesystem
[ 2.639132] EXT4-fs (mmcblk0p2): write access will be enabled during recovery
[ 2.655973] hub 1-1:1.0: USB hub found
[ 2.668749] hub 1-1:1.0: 3 ports detected
[ 2.949180] EXT4-fs (mmcblk0p2): recovery complete
[ 2.962841] usb 1-1.1: new high-speed USB device number 3 using dwc_otg
[ 2.983151] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null)
[ 3.000856] VFS: Mounted root (ext4 filesystem) readonly on device 179:2.
[ 3.028481] devtmpfs: mounted
[ 3.041635] Freeing unused kernel memory: 376K (c07c2000 - c0820000)
[ 3.078096] usb 1-1.1: New USB device found, idVendor=0424, idProduct=ec00
[ 3.094146] usb 1-1.1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 3.114894] smsc95xx v1.0.4
[ 3.195723] smsc95xx 1-1.1:1.0 eth0: register 'smsc95xx' at usb-20980000.usb-1.1, smsc95xx USB 2.0 Ethernet, b8:27:eb:9a:9d:bc
[ 3.297288] usb 1-1.3: new high-speed USB device number 4 using dwc_otg
[ 3.448555] usb 1-1.3: New USB device found, idVendor=0cf3, idProduct=9271
[ 3.465303] usb 1-1.3: New USB device strings: Mfr=16, Product=32, SerialNumber=48
[ 3.482512] usb 1-1.3: Product: UB91C
[ 3.495620] usb 1-1.3: Manufacturer: ATHEROS
[ 3.508949] usb 1-1.3: SerialNumber: 12345
[ 3.572457] random: systemd: uninitialized urandom read (16 bytes read, 59 bits of entropy available)
[ 3.598845] systemd[1]: systemd 215 running in system mode. (+PAM +AUDIT +SELINUX +IMA +SYSVINIT +LIBCRYPTSETUP +GCRYPT +ACL +XZ -SECCOMP -APPARMOR)
[ 3.623304] systemd[1]: Detected architecture 'arm'.
[ 3.790306] NET: Registered protocol family 10
[ 3.807059] systemd[1]: Inserted module 'ipv6'
[ 3.824861] systemd[1]: Set hostname to <raspberrypi>.
[ 4.020601] uart-pl011 20201000.uart: no DMA platform data
[ 4.049355] random: systemd-sysv-ge: uninitialized urandom read (16 bytes read, 61 bits of entropy available)
[ 4.269255] random: systemd: uninitialized urandom read (16 bytes read, 63 bits of entropy available)
[ 4.291302] random: systemd: uninitialized urandom read (16 bytes read, 63 bits of entropy available)
[ 4.313243] random: systemd: uninitialized urandom read (16 bytes read, 63 bits of entropy available)
[ 4.377610] random: systemd: uninitialized urandom read (16 bytes read, 63 bits of entropy available)
[ 4.398023] random: systemd: uninitialized urandom read (16 bytes read, 63 bits of entropy available)
[ 4.417800] random: systemd: uninitialized urandom read (16 bytes read, 63 bits of entropy available)
[ 4.506264] random: systemd: uninitialized urandom read (16 bytes read, 64 bits of entropy available)
[ 4.560772] random: systemd: uninitialized urandom read (16 bytes read, 64 bits of entropy available)
[ 4.887974] systemd[1]: Cannot add dependency job for unit regenerate_ssh_host_keys.service, ignoring: Unit regenerate_ssh_host_keys.service failed to load: No such file or directory.
[ 4.914842] systemd[1]: Cannot add dependency job for unit display-manager.service, ignoring: Unit display-manager.service failed to load: No such file or directory.
[ 4.946807] systemd[1]: Expecting device dev-ttyAMA0.device...
[ 4.974838] systemd[1]: Starting Forward Password Requests to Wall Directory Watch.
[ 4.993427] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
[ 5.011549] systemd[1]: Starting Remote File Systems (Pre).
[ 5.039289] systemd[1]: Reached target Remote File Systems (Pre).
[ 5.055953] systemd[1]: Starting Encrypted Volumes.
[ 5.082574] systemd[1]: Reached target Encrypted Volumes.
[ 5.098913] systemd[1]: Starting Arbitrary Executable File Formats File System Automount Point.
[ 5.131503] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
[ 5.152064] systemd[1]: Starting Swap.
[ 5.178952] systemd[1]: Reached target Swap.
[ 5.194058] systemd[1]: Expecting device dev-mmcblk0p1.device...
[ 5.222420] systemd[1]: Starting Root Slice.
[ 5.249522] systemd[1]: Created slice Root Slice.
[ 5.265147] systemd[1]: Starting /dev/initctl Compatibility Named Pipe.
[ 5.294992] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe.
[ 5.312626] systemd[1]: Starting Delayed Shutdown Socket.
[ 5.340546] systemd[1]: Listening on Delayed Shutdown Socket.
[ 5.356947] systemd[1]: Starting Journal Socket (/dev/log).
[ 5.384678] systemd[1]: Listening on Journal Socket (/dev/log).
[ 5.401292] systemd[1]: Starting User and Session Slice.
[ 5.429423] systemd[1]: Created slice User and Session Slice.
[ 5.445899] systemd[1]: Starting udev Control Socket.
[ 5.473122] systemd[1]: Listening on udev Control Socket.
[ 5.488753] systemd[1]: Starting udev Kernel Socket.
[ 5.514820] systemd[1]: Listening on udev Kernel Socket.
[ 5.530522] systemd[1]: Starting Journal Socket.
[ 5.556548] systemd[1]: Listening on Journal Socket.
[ 5.571708] systemd[1]: Starting System Slice.
[ 5.597854] systemd[1]: Created slice System Slice.
[ 5.612856] systemd[1]: Starting system-systemd\x2dfsck.slice.
[ 5.640207] systemd[1]: Created slice system-systemd\x2dfsck.slice.
[ 5.656827] systemd[1]: Starting Increase datagram queue length...
[ 5.690845] systemd[1]: Starting Restore / save the current clock...
[ 5.777788] systemd[1]: Starting Load Kernel Modules...
[ 5.826322] systemd[1]: Mounting Debug File System...
[ 5.923737] systemd[1]: Starting udev Coldplug all Devices...
[ 5.994931] media: Linux media interface: v0.10
[ 6.055989] Linux video capture interface: v2.00
[ 6.143333] bcm2835-v4l2: scene mode selected 0, was 0
[ 6.144162] bcm2835-v4l2: V4L2 device registered as video0 - stills mode > 1280x720
[ 6.163708] systemd[1]: Starting Create list of required static device nodes for the current kernel...
[ 6.194763] bcm2835-v4l2: Broadcom 2835 MMAL video capture ver 0.0.2 loaded.
[ 6.268088] systemd[1]: Mounting POSIX Message Queue File System...
[ 6.396164] systemd[1]: Started Set Up Additional Binary Formats.
[ 6.427763] systemd[1]: Mounted Huge Pages File System.
[ 6.445817] systemd[1]: Starting system-getty.slice.
[ 6.482508] systemd[1]: Created slice system-getty.slice.
[ 6.498176] systemd[1]: Starting system-serial\x2dgetty.slice.
[ 6.525914] systemd[1]: Created slice system-serial\x2dgetty.slice.
[ 6.542696] systemd[1]: Starting File System Check on Root Device...
[ 6.576608] systemd[1]: Starting Slices.
[ 6.614837] systemd[1]: Reached target Slices.
[ 6.662667] systemd[1]: Mounted POSIX Message Queue File System.
[ 6.707024] systemd[1]: Mounted Debug File System.
[ 6.746048] systemd[1]: Started Increase datagram queue length.
[ 6.814715] systemd[1]: Started Restore / save the current clock.
[ 6.871029] systemd[1]: Started Load Kernel Modules.
[ 6.977551] systemd[1]: Started Create list of required static device nodes for the current kernel.
[ 7.047449] systemd[1]: Started File System Check on Root Device.
[ 7.097066] systemd[1]: Time has been changed
[ 7.181602] systemd[1]: Started udev Coldplug all Devices.
[ 7.469956] systemd[1]: Starting Create Static Device Nodes in /dev...
[ 7.517501] systemd[1]: Mounting Configuration File System...
[ 7.580566] systemd[1]: Mounted FUSE Control File System.
[ 7.628697] systemd[1]: Starting Apply Kernel Variables...
[ 7.711455] systemd[1]: Starting Syslog Socket.
[ 7.758197] systemd[1]: Listening on Syslog Socket.
[ 7.776374] systemd[1]: Starting Journal Service...
[ 7.847833] systemd[1]: Started Journal Service.
[ 8.267746] systemd-udevd[114]: starting version 215
[ 9.667443] bcm2835-wdt 20100000.watchdog: Broadcom BCM2835 watchdog timer
[ 9.732085] gpiomem-bcm2835 20200000.gpiomem: Initialised: Registers at 0x20200000
[ 10.681585] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null)
[ 12.863694] systemd-journald[113]: Received request to flush runtime journal from PID 1
[ 14.731289] usb 1-1.3: ath9k_htc: Firmware ath9k_htc/htc_9271-1.4.0.fw requested
[ 14.733264] usb 1-1.3: Direct firmware load for ath9k_htc/htc_9271-1.4.0.fw failed with error -2
[ 14.733339] usb 1-1.3: ath9k_htc: Firmware htc_9271.fw requested
[ 14.747421] usbcore: registered new interface driver ath9k_htc
[ 14.889327] cfg80211: World regulatory domain updated:
[ 14.889378] cfg80211: DFS Master region: unset
[ 14.889398] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[ 14.889427] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 14.889456] cfg80211: (2457000 KHz - 2482000 KHz @ 20000 KHz, 92000 KHz AUTO), (N/A, 2000 mBm), (N/A)
[ 14.889477] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A)
[ 14.889497] cfg80211: (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
[ 14.889521] cfg80211: (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
[ 14.889539] cfg80211: (5490000 KHz - 5730000 KHz @ 160000 KHz), (N/A, 2000 mBm), (0 s)
[ 14.889560] cfg80211: (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
[ 14.889580] cfg80211: (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A)
[ 15.023355] usb 1-1.3: ath9k_htc: Transferred FW: htc_9271.fw, size: 51272
[ 15.254621] random: nonblocking pool is initialized
[ 15.268977] ath9k_htc 1-1.3:1.0: ath9k_htc: HTC initialized with 33 credits
[ 17.741320] ath9k_htc 1-1.3:1.0: ath9k_htc: FW Version: 1.3
[ 17.741380] ath9k_htc 1-1.3:1.0: FW RMW support: Off
[ 17.741394] ath: EEPROM regdomain: 0x833a
[ 17.741398] ath: EEPROM indicates we should expect a country code
[ 17.741415] ath: doing EEPROM country->regdmn map search
[ 17.741424] ath: country maps to regdmn code: 0x37
[ 17.741430] ath: Country alpha2 being used: GB
[ 17.741435] ath: Regpair used: 0x37
[ 18.023484] ieee80211 phy0: Atheros AR9271 Rev:1
[ 18.918424] cfg80211: Regulatory domain changed to country: GB
[ 18.918446] cfg80211: DFS Master region: ETSI
[ 18.918447] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[ 18.918468] cfg80211: (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 18.918484] cfg80211: (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
[ 18.918544] cfg80211: (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
[ 18.918557] cfg80211: (5490000 KHz - 5710000 KHz @ 160000 KHz), (N/A, 2700 mBm), (0 s)
[ 18.918568] cfg80211: (57000000 KHz - 66000000 KHz @ 2160000 KHz), (N/A, 4000 mBm), (N/A)
[ 21.470368] Adding 102396k swap on /var/swap. Priority:-1 extents:2 across:110588k SSFS
[ 22.868347] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 22.934153] smsc95xx 1-1.1:1.0 eth0: hardware isn't capable of remote wakeup
[ 22.947837] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 24.380232] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 24.399440] smsc95xx 1-1.1:1.0 eth0: link up, 100Mbps, full-duplex, lpa 0x41E1
[137140.899242] bcm2835-v4l2: error 0 waiting for frame completion
[137146.949497] bcm2835_v4l2: error 0 waiting for sync completion
[137146.949660] bcm2835-v4l2: Failed to enable encode tunnel - error -62
[137146.949685] ------------[ cut here ]------------
[137146.949796] WARNING: CPU: 0 PID: 16048 at drivers/media/v4l2-core/videobuf2-core.c:1315 vb2_start_streaming+0xdc/0x164 [videobuf2_core]()
[137146.949895] Modules linked in: arc4 ath9k_htc ath9k_common ath9k_hw ath mac80211 cfg80211 rfkill snd_bcm2835 snd_pcm snd_timer snd bcm2835_gpiomem bcm2835_wdt uio_pdrv_genirq uio bcm2835_v4l2 videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core v4l2_common videodev media ipv6
[137146.950076] CPU: 0 PID: 16048 Comm: hawkeye Not tainted 4.4.38+ #938
[137146.950097] Hardware name: BCM2708
[137146.950221] [<c0016cfc>] (unwind_backtrace) from [<c0013c20>] (show_stack+0x20/0x24)
[137146.950323] [<c0013c20>] (show_stack) from [<c02e437c>] (dump_stack+0x20/0x28)
[137146.950379] [<c02e437c>] (dump_stack) from [<c0021ef4>] (warn_slowpath_common+0x8c/0xc4)
[137146.950468] [<c0021ef4>] (warn_slowpath_common) from [<c0021fe8>] (warn_slowpath_null+0x2c/0x34)
[137146.950596] [<c0021fe8>] (warn_slowpath_null) from [<bf0bf65c>] (vb2_start_streaming+0xdc/0x164 [videobuf2_core])
[137146.950765] [<bf0bf65c>] (vb2_start_streaming [videobuf2_core]) from [<bf0c08e4>] (vb2_core_streamon+0xfc/0x158 [videobuf2_core])
[137146.950962] [<bf0c08e4>] (vb2_core_streamon [videobuf2_core]) from [<bf0cb57c>] (vb2_streamon+0x3c/0x60 [videobuf2_v4l2])
[137146.951128] [<bf0cb57c>] (vb2_streamon [videobuf2_v4l2]) from [<bf0cb5f0>] (vb2_ioctl_streamon+0x50/0x54 [videobuf2_v4l2])
[137146.951688] [<bf0cb5f0>] (vb2_ioctl_streamon [videobuf2_v4l2]) from [<bf07e700>] (v4l_streamon+0x28/0x2c [videodev])
[137146.952329] [<bf07e700>] (v4l_streamon [videodev]) from [<bf0828ac>] (__video_do_ioctl+0x2a0/0x320 [videodev])
[137146.952966] [<bf0828ac>] (__video_do_ioctl [videodev]) from [<bf0821dc>] (video_usercopy+0x170/0x57c [videodev])
[137146.953599] [<bf0821dc>] (video_usercopy [videodev]) from [<bf082604>] (video_ioctl2+0x1c/0x24 [videodev])
[137146.954226] [<bf082604>] (video_ioctl2 [videodev]) from [<bf07c688>] (v4l2_ioctl+0xd4/0xec [videodev])
[137146.954608] [<bf07c688>] (v4l2_ioctl [videodev]) from [<c013ddd0>] (do_vfs_ioctl+0x3dc/0x5a8)
[137146.954700] [<c013ddd0>] (do_vfs_ioctl) from [<c013dfe0>] (SyS_ioctl+0x44/0x6c)
[137146.954750] [<c013dfe0>] (SyS_ioctl) from [<c000f820>] (ret_fast_syscall+0x0/0x1c)
[137146.954817] ---[ end trace 330510dcd1761438 ]---
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