pi@fabscanpi:~ $ dmesg [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 4.19.75-v7+ (dom@buildbot) (gcc version 4.9.3 (crosstool-NG crosstool-ng-1.22.0-88-g8460611)) #1270 SMP Tue Sep 24 18:45:11 BST 2019 [ 0.000000] CPU: ARMv7 Processor [410fd034] revision 4 (ARMv7), cr=10c5383d [ 0.000000] CPU: div instructions available: patching division code [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Raspberry Pi 3 Model B Rev 1.2 [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] cma: Reserved 8 MiB at 0x37800000 [ 0.000000] On node 0 totalpages: 229376 [ 0.000000] Normal zone: 2016 pages used for memmap [ 0.000000] Normal zone: 0 pages reserved [ 0.000000] Normal zone: 229376 pages, LIFO batch:63 [ 0.000000] random: get_random_bytes called from start_kernel+0xac/0x4b4 with crng_init=0 [ 0.000000] percpu: Embedded 17 pages/cpu s39488 r8192 d21952 u69632 [ 0.000000] pcpu-alloc: s39488 r8192 d21952 u69632 alloc=17*4096 [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 227360 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=1 bcm2708_fb.fbwidth=1360 bcm2708_fb.fbheight=768 bcm2708_fb.fbswap=1 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 dwc_otg.lpm_enable=0 console=tty1 root=PARTUUID=662ff82b-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes) [ 0.000000] Memory: 886308K/917504K available (8192K kernel code, 629K rwdata, 2176K rodata, 1024K init, 821K bss, 23004K reserved, 8192K cma-reserved) [ 0.000000] Virtual kernel memory layout: vector : 0xffff0000 - 0xffff1000 ( 4 kB) fixmap : 0xffc00000 - 0xfff00000 (3072 kB) vmalloc : 0xb8800000 - 0xff800000 (1136 MB) lowmem : 0x80000000 - 0xb8000000 ( 896 MB) modules : 0x7f000000 - 0x80000000 ( 16 MB) .text : 0x(ptrval) - 0x(ptrval) (9184 kB) .init : 0x(ptrval) - 0x(ptrval) (1024 kB) .data : 0x(ptrval) - 0x(ptrval) ( 630 kB) .bss : 0x(ptrval) - 0x(ptrval) ( 822 kB) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 26399 entries in 78 pages [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] arch_timer: cp15 timer(s) running at 19.20MHz (phys). [ 0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x46d987e47, max_idle_ns: 440795202767 ns [ 0.000007] sched_clock: 56 bits at 19MHz, resolution 52ns, wraps every 4398046511078ns [ 0.000023] Switching to timer-based delay loop, resolution 52ns [ 0.000291] Console: colour dummy device 80x30 [ 0.000903] console [tty1] enabled [ 0.000963] Calibrating delay loop (skipped), value calculated using timer frequency.. 38.40 BogoMIPS (lpj=192000) [ 0.001009] pid_max: default: 32768 minimum: 301 [ 0.001368] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.001404] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.002339] CPU: Testing write buffer coherency: ok [ 0.002820] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.003490] Setting up static identity map for 0x100000 - 0x10003c [ 0.003659] rcu: Hierarchical SRCU implementation. [ 0.004478] smp: Bringing up secondary CPUs ... [ 0.005333] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.006260] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.007122] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.007244] smp: Brought up 1 node, 4 CPUs [ 0.007325] SMP: Total of 4 processors activated (153.60 BogoMIPS). [ 0.007349] CPU: All CPU(s) started in HYP mode. [ 0.007369] CPU: Virtualization extensions available. [ 0.008352] devtmpfs: initialized [ 0.021312] VFP support v0.3: implementor 41 architecture 3 part 40 variant 3 rev 4 [ 0.021586] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.021634] futex hash table entries: 1024 (order: 4, 65536 bytes) [ 0.022254] pinctrl core: initialized pinctrl subsystem [ 0.023137] NET: Registered protocol family 16 [ 0.026053] DMA: preallocated 1024 KiB pool for atomic coherent allocations [ 0.031677] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers. [ 0.031713] hw-breakpoint: maximum watchpoint size is 8 bytes. [ 0.031941] Serial: AMBA PL011 UART driver [ 0.034241] bcm2835-mbox 3f00b880.mailbox: mailbox enabled [ 0.069061] bcm2835-dma 3f007000.dma: DMA legacy API manager at (ptrval), dmachans=0x1 [ 0.070990] SCSI subsystem initialized [ 0.071226] usbcore: registered new interface driver usbfs [ 0.071308] usbcore: registered new interface driver hub [ 0.071421] usbcore: registered new device driver usb [ 0.090290] raspberrypi-firmware soc:firmware: Attached to firmware from 2019-09-24 17:39, variant start_x [ 0.100125] raspberrypi-firmware soc:firmware: Firmware hash is 6820edeee4ef3891b95fc01cf02a7abd7ca52f17 [ 0.111747] clocksource: Switched to clocksource arch_sys_counter [ 0.201340] VFS: Disk quotas dquot_6.6.0 [ 0.201451] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.201630] FS-Cache: Loaded [ 0.201860] CacheFiles: Loaded [ 0.211828] NET: Registered protocol family 2 [ 0.212618] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 6144 bytes) [ 0.212684] TCP established hash table entries: 8192 (order: 3, 32768 bytes) [ 0.212815] TCP bind hash table entries: 8192 (order: 4, 65536 bytes) [ 0.213019] TCP: Hash tables configured (established 8192 bind 8192) [ 0.213171] UDP hash table entries: 512 (order: 2, 16384 bytes) [ 0.213237] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes) [ 0.213568] NET: Registered protocol family 1 [ 0.214149] RPC: Registered named UNIX socket transport module. [ 0.214176] RPC: Registered udp transport module. [ 0.214198] RPC: Registered tcp transport module. [ 0.214220] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.215891] hw perfevents: enabled with armv7_cortex_a7 PMU driver, 7 counters available [ 0.218923] Initialise system trusted keyrings [ 0.219125] workingset: timestamp_bits=14 max_order=18 bucket_order=4 [ 0.228940] FS-Cache: Netfs 'nfs' registered for caching [ 0.229538] NFS: Registering the id_resolver key type [ 0.229586] Key type id_resolver registered [ 0.229608] Key type id_legacy registered [ 0.229640] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 0.231994] Key type asymmetric registered [ 0.232023] Asymmetric key parser 'x509' registered [ 0.232092] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 0.232270] io scheduler noop registered [ 0.232294] io scheduler deadline registered (default) [ 0.232486] io scheduler cfq registered [ 0.232510] io scheduler mq-deadline registered (default) [ 0.232534] io scheduler kyber registered [ 0.235647] bcm2708_fb soc:fb: FB found 1 display(s) [ 0.265601] Console: switching to colour frame buffer device 170x48 [ 0.282264] bcm2708_fb soc:fb: Registered framebuffer for display 0, size 1360x768 [ 0.283564] Serial: 8250/16550 driver, 1 ports, IRQ sharing enabled [ 0.285186] bcm2835-rng 3f104000.rng: hwrng registered [ 0.285653] vc-mem: phys_addr:0x00000000 mem_base=0x3ec00000 mem_size:0x40000000(1024 MiB) [ 0.286389] vc-sm: Videocore shared memory driver [ 0.286854] gpiomem-bcm2835 3f200000.gpiomem: Initialised: Registers at 0x3f200000 [ 0.297880] brd: module loaded [ 0.308279] loop: module loaded [ 0.309019] Loading iSCSI transport class v2.0-870. [ 0.309853] libphy: Fixed MDIO Bus: probed [ 0.310077] usbcore: registered new interface driver lan78xx [ 0.310297] usbcore: registered new interface driver smsc95xx [ 0.310475] dwc_otg: version 3.00a 10-AUG-2012 (platform bus) [ 0.343626] dwc_otg 3f980000.usb: base=(ptrval) [ 0.549027] Core Release: 2.80a [ 0.554161] Setting default values for core params [ 0.559275] Finished setting default values for core params [ 0.764688] Using Buffer DMA mode [ 0.769706] Periodic Transfer Interrupt Enhancement - disabled [ 0.774835] Multiprocessor Interrupt Enhancement - disabled [ 0.779982] OTG VER PARAM: 0, OTG VER FLAG: 0 [ 0.785209] Dedicated Tx FIFOs mode [ 0.790845] WARN::dwc_otg_hcd_init:1045: FIQ DMA bounce buffers: virt = b7904000 dma = 0xf7904000 len=9024 [ 0.796286] FIQ FSM acceleration enabled for : Non-periodic Split Transactions Periodic Split Transactions High-Speed Isochronous Endpoints Interrupt/Control Split Transaction hack enabled [ 0.822291] dwc_otg: Microframe scheduler enabled [ 0.822351] WARN::hcd_init_fiq:457: FIQ on core 1 [ 0.827540] WARN::hcd_init_fiq:458: FIQ ASM at 80655664 length 36 [ 0.832777] WARN::hcd_init_fiq:497: MPHI regs_base at b8810000 [ 0.837952] dwc_otg 3f980000.usb: DWC OTG Controller [ 0.843132] dwc_otg 3f980000.usb: new USB bus registered, assigned bus number 1 [ 0.848363] dwc_otg 3f980000.usb: irq 56, io mem 0x00000000 [ 0.853537] Init: Port Power? op_state=1 [ 0.858573] Init: Power Port (0) [ 0.863817] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 4.19 [ 0.869031] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 0.874292] usb usb1: Product: DWC OTG Controller [ 0.879528] usb usb1: Manufacturer: Linux 4.19.75-v7+ dwc_otg_hcd [ 0.884834] usb usb1: SerialNumber: 3f980000.usb [ 0.890712] hub 1-0:1.0: USB hub found [ 0.895978] hub 1-0:1.0: 1 port detected [ 0.901669] dwc_otg: FIQ enabled [ 0.901675] dwc_otg: NAK holdoff enabled [ 0.901680] dwc_otg: FIQ split-transaction FSM enabled [ 0.901691] Module dwc_common_port init [ 0.902023] usbcore: registered new interface driver usb-storage [ 0.907341] mousedev: PS/2 mouse device common for all mice [ 0.913369] bcm2835-wdt bcm2835-wdt: Broadcom BCM2835 watchdog timer [ 0.918680] bcm2835-cpufreq: min=600000 max=1200000 [ 0.924159] sdhci: Secure Digital Host Controller Interface driver [ 0.929159] sdhci: Copyright(c) Pierre Ossman [ 0.934446] mmc-bcm2835 3f300000.mmcnr: could not get clk, deferring probe [ 0.939879] sdhost-bcm2835 3f202000.mmc: could not get clk, deferring probe [ 0.945120] sdhci-pltfm: SDHCI platform and OF driver helper [ 0.951711] ledtrig-cpu: registered to indicate activity on CPUs [ 0.957073] hidraw: raw HID events driver (C) Jiri Kosina [ 0.962567] usbcore: registered new interface driver usbhid [ 0.967786] usbhid: USB HID core driver [ 0.973788] vchiq: vchiq_init_state: slot_zero = (ptrval), is_master = 0 [ 0.980681] [vc_sm_connected_init]: start [ 0.990879] [vc_sm_connected_init]: end - returning 0 [ 0.997306] Initializing XFRM netlink socket [ 1.002557] NET: Registered protocol family 17 [ 1.007846] Key type dns_resolver registered [ 1.013434] Registering SWP/SWPB emulation handler [ 1.019222] registered taskstats version 1 [ 1.024374] Loading compiled-in X.509 certificates [ 1.036562] uart-pl011 3f201000.serial: cts_event_workaround enabled [ 1.041686] 3f201000.serial: ttyAMA0 at MMIO 0x3f201000 (irq = 81, base_baud = 0) is a PL011 rev2 [ 1.048852] mmc-bcm2835 3f300000.mmcnr: mmc_debug:0 mmc_debug2:0 [ 1.054112] mmc-bcm2835 3f300000.mmcnr: DMA channel allocated [ 1.085148] sdhost: log_buf @ (ptrval) (f7907000) [ 1.111885] Indeed it is in host mode hprt0 = 00021501 [ 1.125227] mmc1: queuing unknown CIS tuple 0x80 (2 bytes) [ 1.132042] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) [ 1.138782] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) [ 1.143905] mmc0: sdhost-bcm2835 loaded - DMA enabled (>1) [ 1.150278] of_cfs_init [ 1.155458] of_cfs_init: OK [ 1.161004] Waiting for root device PARTUUID=662ff82b-02... [ 1.171377] mmc1: queuing unknown CIS tuple 0x80 (7 bytes) [ 1.191724] random: fast init done [ 1.212904] mmc0: host does not support reading read-only switch, assuming write-enable [ 1.220843] mmc0: new high speed SDHC card at address 59b4 [ 1.227330] mmcblk0: mmc0:59b4 USDU1 14.7 GiB [ 1.234739] mmcblk0: p1 p2 [ 1.254034] EXT4-fs (mmcblk0p2): INFO: recovery required on readonly filesystem [ 1.259322] EXT4-fs (mmcblk0p2): write access will be enabled during recovery [ 1.296135] mmc1: new high speed SDIO card at address 0001 [ 1.321796] usb 1-1: new high-speed USB device number 2 using dwc_otg [ 1.327167] Indeed it is in host mode hprt0 = 00001101 [ 1.572128] usb 1-1: New USB device found, idVendor=0424, idProduct=9514, bcdDevice= 2.00 [ 1.577478] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1.583490] hub 1-1:1.0: USB hub found [ 1.588768] hub 1-1:1.0: 5 ports detected [ 1.747895] EXT4-fs (mmcblk0p2): recovery complete [ 1.758321] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null) [ 1.763603] VFS: Mounted root (ext4 filesystem) readonly on device 179:2. [ 1.770308] devtmpfs: mounted [ 1.781125] Freeing unused kernel memory: 1024K [ 1.786679] Run /sbin/init as init process [ 1.911804] usb 1-1.1: new high-speed USB device number 3 using dwc_otg [ 2.042131] usb 1-1.1: New USB device found, idVendor=0424, idProduct=ec00, bcdDevice= 2.00 [ 2.047509] usb 1-1.1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 2.055607] smsc95xx v1.0.6 [ 2.145493] smsc95xx 1-1.1:1.0 eth0: register 'smsc95xx' at usb-3f980000.usb-1.1, smsc95xx USB 2.0 Ethernet, b8:27:eb:11:31:70 [ 2.384528] systemd[1]: System time before build time, advancing clock. [ 2.536502] NET: Registered protocol family 10 [ 2.543712] Segment Routing with IPv6 [ 2.605908] systemd[1]: systemd 241 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN2 +IDN -PCRE2 default-hierarchy=hybrid) [ 2.619164] systemd[1]: Detected architecture arm. [ 2.655219] systemd[1]: Set hostname to . [ 2.671174] systemd[1]: Failed to bump fs.file-max, ignoring: Invalid argument [ 3.029408] systemd[1]: File /lib/systemd/system/systemd-journald.service:12 configures an IP firewall (IPAddressDeny=any), but the local system does not support BPF/cgroup based firewalling. [ 3.042719] systemd[1]: Proceeding WITHOUT firewalling in effect! (This warning is only shown for the first loaded unit using IP firewalling.) [ 3.524647] random: systemd: uninitialized urandom read (16 bytes read) [ 3.543370] random: systemd: uninitialized urandom read (16 bytes read) [ 3.551231] systemd[1]: Listening on udev Kernel Socket. [ 3.566677] random: systemd: uninitialized urandom read (16 bytes read) [ 3.574399] systemd[1]: Listening on Syslog Socket. [ 3.594711] systemd[1]: Created slice system-systemd\x2dfsck.slice. [ 3.610900] systemd[1]: Listening on udev Control Socket. [ 4.491199] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null) [ 4.596524] systemd-journald[120]: Received request to flush runtime journal from PID 1 [ 5.224136] vc_sm_cma: module is from the staging directory, the quality is unknown, you have been warned. [ 5.227509] bcm2835_vc_sm_cma_probe: Videocore shared memory driver [ 5.227530] [vc_sm_connected_init]: start [ 5.232703] media: Linux media interface: v0.10 [ 5.234353] [vc_sm_connected_init]: installed successfully [ 5.266448] videodev: Linux video capture interface: v2.00 [ 5.319543] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. [ 5.334997] bcm2835_v4l2: module is from the staging directory, the quality is unknown, you have been warned. [ 5.345397] bcm2835_codec: module is from the staging directory, the quality is unknown, you have been warned. [ 5.354947] bcm2835-codec bcm2835-codec: Device registered as /dev/video10 [ 5.354987] bcm2835-codec bcm2835-codec: Loaded V4L2 decode [ 5.396240] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 5.404042] bcm2835_audio soc:audio: card created with 8 channels [ 5.603518] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 5.721539] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 5.806382] brcmfmac: F1 signature read @0x18000000=0x1541a9a6 [ 5.816235] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43430-sdio for chip BCM43430/1 [ 5.816502] usbcore: registered new interface driver brcmfmac [ 5.974391] bcm2835-codec bcm2835-codec: Device registered as /dev/video11 [ 5.974430] bcm2835-codec bcm2835-codec: Loaded V4L2 encode [ 5.985308] bcm2835-codec bcm2835-codec: Device registered as /dev/video12 [ 5.985346] bcm2835-codec bcm2835-codec: Loaded V4L2 isp [ 6.029448] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43430-sdio for chip BCM43430/1 [ 6.029599] brcmfmac: brcmf_c_process_clm_blob: no clm_blob available (err=-2), device may have limited channels available [ 6.030393] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM43430/1 wl0: Oct 23 2017 03:55:53 version 7.45.98.38 (r674442 CY) FWID 01-e58d219f [ 6.046018] bcm2835-v4l2: scene mode selected 0, was 0 [ 6.046543] bcm2835-v4l2: V4L2 device registered as video0 - stills mode > 1280x720 [ 6.052452] bcm2835-v4l2: Broadcom 2835 MMAL video capture ver 0.0.2 loaded. [ 8.184723] random: crng init done [ 8.184735] random: 7 urandom warning(s) missed due to ratelimiting [ 8.321856] 8021q: 802.1Q VLAN Support v1.8 [ 8.548965] Adding 511996k swap on /var/swap. Priority:-2 extents:3 across:1527804k SSFS [ 8.609103] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 8.609145] brcmfmac: power management disabled [ 8.953025] smsc95xx 1-1.1:1.0 eth0: hardware isn't capable of remote wakeup [ 10.460567] smsc95xx 1-1.1:1.0 eth0: link up, 100Mbps, full-duplex, lpa 0x4DE1 [ 17.223962] uart-pl011 3f201000.serial: no DMA platform data