pi@raspberrypi:~ $ sudo systemctl disable hciuart pi@raspberrypi:~ $ sudo reboot Connection to 192.168.50.162 closed by remote host. Connection to 192.168.50.162 closed. MacBook-Pro:~ dariodesanctis$ ssh pi@192.168.50.162 pi@192.168.50.162's password: Linux raspberrypi 5.4.51-v7l+ #1333 SMP Mon Aug 10 16:51:40 BST 2020 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. Last login: Mon Sep 21 21:43:54 2020 from 192.168.50.129 SSH is enabled and the default password for the 'pi' user has not been changed. This is a security risk - please login as the 'pi' user and type 'passwd' to set a new password. Wi-Fi is currently blocked by rfkill. Use raspi-config to set the country before use. pi@raspberrypi:~ $ dmesg [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.4.51-v7l+ (dom@buildbot) (gcc version 4.9.3 (crosstool-NG crosstool-ng-1.22.0-88-g8460611)) #1333 SMP Mon Aug 10 16:51:40 BST 2020 [ 0.000000] CPU: ARMv7 Processor [410fd083] revision 3 (ARMv7), cr=30c5383d [ 0.000000] CPU: div instructions available: patching division code [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, PIPT instruction cache [ 0.000000] OF: fdt: Machine model: Raspberry Pi 4 Model B Rev 1.2 [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] Reserved memory: created CMA memory pool at 0x000000001ec00000, size 256 MiB [ 0.000000] OF: reserved mem: initialized node linux,cma, compatible id shared-dma-pool [ 0.000000] On node 0 totalpages: 1012736 [ 0.000000] DMA zone: 2304 pages used for memmap [ 0.000000] DMA zone: 0 pages reserved [ 0.000000] DMA zone: 196608 pages, LIFO batch:63 [ 0.000000] HighMem zone: 816128 pages, LIFO batch:63 [ 0.000000] percpu: Embedded 20 pages/cpu s49856 r8192 d23872 u81920 [ 0.000000] pcpu-alloc: s49856 r8192 d23872 u81920 alloc=20*4096 [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 1010432 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 snd_bcm2835.enable_headphones=1 smsc95xx.macaddr=DC:A6:32:A6:B3:C3 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=50efcbb2-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000] software IO TLB: mapped [mem 0x17cc0000-0x1bcc0000] (64MB) [ 0.000000] Memory: 3655620K/4050944K available (10240K kernel code, 725K rwdata, 2740K rodata, 2048K init, 853K bss, 133180K reserved, 262144K cma-reserved, 3264512K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 30051 entries in 59 pages [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] GIC: Using split EOI/Deactivate mode [ 0.000000] random: get_random_bytes called from start_kernel+0x340/0x518 with crng_init=0 [ 0.000008] sched_clock: 32 bits at 1000kHz, resolution 1000ns, wraps every 2147483647500ns [ 0.000031] clocksource: timer: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275 ns [ 0.000111] bcm2835: system timer (irq = 17) [ 0.000781] arch_timer: cp15 timer(s) running at 54.00MHz (phys). [ 0.000802] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0xc743ce346, max_idle_ns: 440795203123 ns [ 0.000822] sched_clock: 56 bits at 54MHz, resolution 18ns, wraps every 4398046511102ns [ 0.000839] Switching to timer-based delay loop, resolution 18ns [ 0.001081] Console: colour dummy device 80x30 [ 0.001573] printk: console [tty1] enabled [ 0.001633] Calibrating delay loop (skipped), value calculated using timer frequency.. 108.00 BogoMIPS (lpj=540000) [ 0.001675] pid_max: default: 32768 minimum: 301 [ 0.001998] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.002039] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.003214] Disabling memory control group subsystem [ 0.003329] CPU: Testing write buffer coherency: ok [ 0.003816] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.004660] Setting up static identity map for 0x200000 - 0x20003c [ 0.004860] rcu: Hierarchical SRCU implementation. [ 0.005493] smp: Bringing up secondary CPUs ... [ 0.006642] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.007904] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.009110] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.009253] smp: Brought up 1 node, 4 CPUs [ 0.009321] SMP: Total of 4 processors activated (432.00 BogoMIPS). [ 0.009346] CPU: All CPU(s) started in HYP mode. [ 0.009369] CPU: Virtualization extensions available. [ 0.010148] devtmpfs: initialized [ 0.023069] VFP support v0.3: implementor 41 architecture 3 part 40 variant 8 rev 0 [ 0.023340] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.023388] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.031119] pinctrl core: initialized pinctrl subsystem [ 0.032156] NET: Registered protocol family 16 [ 0.035734] DMA: preallocated 1024 KiB pool for atomic coherent allocations [ 0.037362] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers. [ 0.037395] hw-breakpoint: maximum watchpoint size is 8 bytes. [ 0.037730] Serial: AMBA PL011 UART driver [ 0.041122] bcm2835-mbox fe00b880.mailbox: mailbox enabled [ 0.060890] raspberrypi-firmware soc:firmware: Attached to firmware from 2020-08-19 17:38, variant start [ 0.070873] raspberrypi-firmware soc:firmware: Firmware hash is e90cba19a98a0d1f2ef086b9cafcbca00778f094 [ 0.124172] bcm2835-dma fe007000.dma: DMA legacy API manager, dmachans=0x1 [ 0.128585] vgaarb: loaded [ 0.129067] SCSI subsystem initialized [ 0.129311] usbcore: registered new interface driver usbfs [ 0.129382] usbcore: registered new interface driver hub [ 0.129523] usbcore: registered new device driver usb [ 0.131030] clocksource: Switched to clocksource arch_sys_counter [ 0.881740] VFS: Disk quotas dquot_6.6.0 [ 0.881859] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.882029] FS-Cache: Loaded [ 0.882229] CacheFiles: Loaded [ 0.883038] simple-framebuffer: probe of 0.framebuffer failed with error -12 [ 0.892897] thermal_sys: Registered thermal governor 'step_wise' [ 0.893273] NET: Registered protocol family 2 [ 0.894002] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 6144 bytes, linear) [ 0.894052] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 0.894145] TCP bind hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.894233] TCP: Hash tables configured (established 8192 bind 8192) [ 0.894387] UDP hash table entries: 512 (order: 2, 16384 bytes, linear) [ 0.894435] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes, linear) [ 0.894696] NET: Registered protocol family 1 [ 0.895396] RPC: Registered named UNIX socket transport module. [ 0.895425] RPC: Registered udp transport module. [ 0.895449] RPC: Registered tcp transport module. [ 0.895473] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.895506] PCI: CLS 0 bytes, default 64 [ 0.897265] hw perfevents: enabled with armv7_cortex_a15 PMU driver, 7 counters available [ 0.899399] Initialise system trusted keyrings [ 0.899648] workingset: timestamp_bits=14 max_order=20 bucket_order=6 [ 0.910234] FS-Cache: Netfs 'nfs' registered for caching [ 0.910947] NFS: Registering the id_resolver key type [ 0.910992] Key type id_resolver registered [ 0.911053] Key type id_legacy registered [ 0.911089] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 0.912160] Key type asymmetric registered [ 0.912187] Asymmetric key parser 'x509' registered [ 0.912367] bounce: pool size: 64 pages [ 0.912420] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 0.912659] io scheduler mq-deadline registered [ 0.912687] io scheduler kyber registered [ 0.916416] brcm-pcie fd500000.pcie: host bridge /scb/pcie@7d500000 ranges: [ 0.916457] brcm-pcie fd500000.pcie: No bus range found for /scb/pcie@7d500000, using [bus 00-ff] [ 0.916541] brcm-pcie fd500000.pcie: MEM 0x0600000000..0x0603ffffff -> 0x00f8000000 [ 0.916625] brcm-pcie fd500000.pcie: IB MEM 0x0000000000..0x00bfffffff -> 0x0000000000 [ 0.973177] brcm-pcie fd500000.pcie: link up, 5 GT/s x1 (SSC) [ 0.973484] brcm-pcie fd500000.pcie: PCI host bridge to bus 0000:00 [ 0.973517] pci_bus 0000:00: root bus resource [bus 00-ff] [ 0.973550] pci_bus 0000:00: root bus resource [mem 0x600000000-0x603ffffff] (bus address [0xf8000000-0xfbffffff]) [ 0.973625] pci 0000:00:00.0: [14e4:2711] type 01 class 0x060400 [ 0.973876] pci 0000:00:00.0: PME# supported from D0 D3hot [ 0.977234] PCI: bus0: Fast back to back transfers disabled [ 0.977480] pci 0000:01:00.0: [1106:3483] type 00 class 0x0c0330 [ 0.977638] pci 0000:01:00.0: reg 0x10: [mem 0x00000000-0x00000fff 64bit] [ 0.978067] pci 0000:01:00.0: PME# supported from D0 D3cold [ 0.981475] PCI: bus1: Fast back to back transfers disabled [ 0.981547] pci 0000:00:00.0: BAR 8: assigned [mem 0x600000000-0x6000fffff] [ 0.981585] pci 0000:01:00.0: BAR 0: assigned [mem 0x600000000-0x600000fff 64bit] [ 0.981682] pci 0000:00:00.0: PCI bridge to [bus 01] [ 0.981717] pci 0000:00:00.0: bridge window [mem 0x600000000-0x6000fffff] [ 0.982026] pcieport 0000:00:00.0: enabling device (0140 -> 0142) [ 0.982259] pcieport 0000:00:00.0: PME: Signaling with IRQ 56 [ 0.982640] pcieport 0000:00:00.0: AER: enabled with IRQ 56 [ 0.983002] pci 0000:01:00.0: enabling device (0140 -> 0142) [ 0.989643] iproc-rng200 fe104000.rng: hwrng registered [ 0.989979] vc-mem: phys_addr:0x00000000 mem_base=0x3ec00000 mem_size:0x40000000(1024 MiB) [ 0.990648] vc-sm: Videocore shared memory driver [ 0.991237] gpiomem-bcm2835 fe200000.gpiomem: Initialised: Registers at 0xfe200000 [ 1.002848] brd: module loaded [ 1.014702] loop: module loaded [ 1.016034] Loading iSCSI transport class v2.0-870. [ 1.017978] libphy: Fixed MDIO Bus: probed [ 1.018558] bcmgenet fd580000.ethernet: failed to get enet clock [ 1.018593] bcmgenet fd580000.ethernet: GENET 5.0 EPHY: 0x0000 [ 1.018628] bcmgenet fd580000.ethernet: failed to get enet-wol clock [ 1.018662] bcmgenet fd580000.ethernet: failed to get enet-eee clock [ 1.018701] bcmgenet: Skipping UMAC reset [ 1.031111] libphy: bcmgenet MII bus: probed [ 1.121133] unimac-mdio unimac-mdio.-19: Broadcom UniMAC MDIO bus [ 1.122158] usbcore: registered new interface driver r8152 [ 1.122238] usbcore: registered new interface driver lan78xx [ 1.122310] usbcore: registered new interface driver smsc95xx [ 1.122733] xhci_hcd 0000:01:00.0: xHCI Host Controller [ 1.122781] xhci_hcd 0000:01:00.0: new USB bus registered, assigned bus number 1 [ 1.125081] xhci_hcd 0000:01:00.0: hcc params 0x002841eb hci version 0x100 quirks 0x0000001000000890 [ 1.126350] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.04 [ 1.126387] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 1.126420] usb usb1: Product: xHCI Host Controller [ 1.126446] usb usb1: Manufacturer: Linux 5.4.51-v7l+ xhci-hcd [ 1.126473] usb usb1: SerialNumber: 0000:01:00.0 [ 1.127054] hub 1-0:1.0: USB hub found [ 1.127161] hub 1-0:1.0: 1 port detected [ 1.127713] xhci_hcd 0000:01:00.0: xHCI Host Controller [ 1.127753] xhci_hcd 0000:01:00.0: new USB bus registered, assigned bus number 2 [ 1.127794] xhci_hcd 0000:01:00.0: Host supports USB 3.0 SuperSpeed [ 1.128289] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.04 [ 1.128326] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 1.128357] usb usb2: Product: xHCI Host Controller [ 1.128384] usb usb2: Manufacturer: Linux 5.4.51-v7l+ xhci-hcd [ 1.128411] usb usb2: SerialNumber: 0000:01:00.0 [ 1.128991] hub 2-0:1.0: USB hub found [ 1.129078] hub 2-0:1.0: 4 ports detected [ 1.130495] dwc_otg: version 3.00a 10-AUG-2012 (platform bus) [ 1.130786] dwc_otg: FIQ enabled [ 1.130797] dwc_otg: NAK holdoff enabled [ 1.130809] dwc_otg: FIQ split-transaction FSM enabled [ 1.130823] Module dwc_common_port init [ 1.131302] usbcore: registered new interface driver uas [ 1.131425] usbcore: registered new interface driver usb-storage [ 1.131625] mousedev: PS/2 mouse device common for all mice [ 1.133680] bcm2835-wdt bcm2835-wdt: Broadcom BCM2835 watchdog timer [ 1.136156] sdhci: Secure Digital Host Controller Interface driver [ 1.136186] sdhci: Copyright(c) Pierre Ossman [ 1.136759] mmc-bcm2835 fe300000.mmcnr: could not get clk, deferring probe [ 1.137290] sdhci-pltfm: SDHCI platform and OF driver helper [ 1.140967] ledtrig-cpu: registered to indicate activity on CPUs [ 1.141336] hidraw: raw HID events driver (C) Jiri Kosina [ 1.141538] usbcore: registered new interface driver usbhid [ 1.141565] usbhid: USB HID core driver [ 1.142571] vchiq: vchiq_init_state: slot_zero = (ptrval) [ 1.144456] [vc_sm_connected_init]: start [ 1.153390] [vc_sm_connected_init]: end - returning 0 [ 1.155421] Initializing XFRM netlink socket [ 1.155472] NET: Registered protocol family 17 [ 1.155583] Key type dns_resolver registered [ 1.155962] Registering SWP/SWPB emulation handler [ 1.156294] registered taskstats version 1 [ 1.156326] Loading compiled-in X.509 certificates [ 1.156818] Key type ._fscrypt registered [ 1.156844] Key type .fscrypt registered [ 1.166757] uart-pl011 fe201000.serial: cts_event_workaround enabled [ 1.166844] fe201000.serial: ttyAMA0 at MMIO 0xfe201000 (irq = 29, base_baud = 0) is a PL011 rev2 [ 1.172754] bcm2835-power bcm2835-power: Broadcom BCM2835 power domains driver [ 1.173679] mmc-bcm2835 fe300000.mmcnr: mmc_debug:0 mmc_debug2:0 [ 1.173710] mmc-bcm2835 fe300000.mmcnr: DMA channel allocated [ 1.225056] mmc1: queuing unknown CIS tuple 0x80 (2 bytes) [ 1.226709] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) [ 1.228432] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) [ 1.231442] mmc1: queuing unknown CIS tuple 0x80 (7 bytes) [ 1.233111] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) [ 1.240567] mmc0: SDHCI controller on fe340000.emmc2 [fe340000.emmc2] using ADMA [ 1.243419] of_cfs_init [ 1.243673] of_cfs_init: OK [ 1.244751] Waiting for root device PARTUUID=50efcbb2-02... [ 1.279758] random: fast init done [ 1.310268] mmc1: new high speed SDIO card at address 0001 [ 1.350659] mmc0: new ultra high speed DDR50 SDHC card at address 59b4 [ 1.351564] mmcblk0: mmc0:59b4 5cMJR 29.9 GiB [ 1.353296] mmcblk0: p1 p2 [ 1.369628] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null) [ 1.369718] VFS: Mounted root (ext4 filesystem) readonly on device 179:2. [ 1.374360] devtmpfs: mounted [ 1.382333] Freeing unused kernel memory: 2048K [ 1.411330] Run /sbin/init as init process [ 1.492004] usb 2-2: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd [ 1.529716] usb 2-2: New USB device found, idVendor=1bcf, idProduct=2c99, bcdDevice= 2.00 [ 1.529759] usb 2-2: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [ 1.529789] usb 2-2: Product: ezcap U3 capture [ 1.529815] usb 2-2: Manufacturer: VXIS Inc [ 1.671089] usb 1-1: new high-speed USB device number 2 using xhci_hcd [ 1.787705] systemd[1]: System time before build time, advancing clock. [ 1.873700] usb 1-1: New USB device found, idVendor=2109, idProduct=3431, bcdDevice= 4.21 [ 1.873748] usb 1-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0 [ 1.873778] usb 1-1: Product: USB2.0 Hub [ 1.875431] NET: Registered protocol family 10 [ 1.876059] hub 1-1:1.0: USB hub found [ 1.876370] hub 1-1:1.0: 4 ports detected [ 1.876662] Segment Routing with IPv6 [ 1.906545] 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) [ 1.907809] systemd[1]: Detected architecture arm. [ 1.957278] systemd[1]: Set hostname to . [ 2.201117] usb 1-1.4: new full-speed USB device number 3 using xhci_hcd [ 2.341052] usb 1-1.4: New USB device found, idVendor=2341, idProduct=8036, bcdDevice= 1.00 [ 2.341096] usb 1-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 2.341130] usb 1-1.4: Product: Arduino Leonardo [ 2.341156] usb 1-1.4: Manufacturer: Arduino LLC [ 2.537680] random: systemd: uninitialized urandom read (16 bytes read) [ 2.547214] random: systemd: uninitialized urandom read (16 bytes read) [ 2.547753] systemd[1]: Listening on udev Kernel Socket. [ 2.548608] random: systemd: uninitialized urandom read (16 bytes read) [ 2.553347] systemd[1]: Listening on Syslog Socket. [ 2.556808] systemd[1]: Created slice system-systemd\x2dfsck.slice. [ 2.557645] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ 2.558459] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ 2.558976] systemd[1]: Reached target Paths. [ 2.580125] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 3.266051] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null) [ 3.356992] systemd-journald[108]: Received request to flush runtime journal from PID 1 [ 3.817051] rpivid-mem feb00000.hevc-decoder: rpivid-hevcmem initialised: Registers at 0xfeb00000 length 0x00010000 [ 3.818119] rpivid-mem feb10000.rpivid-local-intc: rpivid-intcmem initialised: Registers at 0xfeb10000 length 0x00001000 [ 3.819715] rpivid-mem feb20000.h264-decoder: rpivid-h264mem initialised: Registers at 0xfeb20000 length 0x00010000 [ 3.820516] rpivid-mem feb30000.vp9-decoder: rpivid-vp9mem initialised: Registers at 0xfeb30000 length 0x00010000 [ 3.903287] mc: Linux media interface: v0.10 [ 3.908366] vc_sm_cma: module is from the staging directory, the quality is unknown, you have been warned. [ 3.910485] bcm2835_vc_sm_cma_probe: Videocore shared memory driver [ 3.910507] [vc_sm_connected_init]: start [ 3.924364] [vc_sm_connected_init]: installed successfully [ 3.936642] videodev: Linux video capture interface: v2.00 [ 3.960178] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 3.990917] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. [ 3.992160] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. [ 3.996553] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. [ 4.006129] bcm2835_audio bcm2835_audio: card created with 8 channels [ 4.016142] bcm2835_v4l2: module is from the staging directory, the quality is unknown, you have been warned. [ 4.019166] bcm2835_isp: module is from the staging directory, the quality is unknown, you have been warned. [ 4.028722] bcm2835_codec: module is from the staging directory, the quality is unknown, you have been warned. [ 4.039254] bcm2835-isp bcm2835-isp: Device node output[0] registered as /dev/video13 [ 4.041393] bcm2835-isp bcm2835-isp: Device node capture[0] registered as /dev/video14 [ 4.043539] bcm2835-isp bcm2835-isp: Device node capture[1] registered as /dev/video15 [ 4.045442] bcm2835-isp bcm2835-isp: Device node stats[2] registered as /dev/video16 [ 4.045469] bcm2835-isp bcm2835-isp: Register output node 0 with media controller [ 4.045492] bcm2835-isp bcm2835-isp: Register capture node 1 with media controller [ 4.045529] bcm2835-isp bcm2835-isp: Register capture node 2 with media controller [ 4.045548] bcm2835-isp bcm2835-isp: Register capture node 3 with media controller [ 4.045753] bcm2835-isp bcm2835-isp: Loaded V4L2 bcm2835-isp [ 4.051140] bcm2835-codec bcm2835-codec: Device registered as /dev/video10 [ 4.051183] bcm2835-codec bcm2835-codec: Loaded V4L2 decode [ 4.065635] bcm2835-codec bcm2835-codec: Device registered as /dev/video11 [ 4.065678] bcm2835-codec bcm2835-codec: Loaded V4L2 encode [ 4.075886] bcm2835-codec bcm2835-codec: Device registered as /dev/video12 [ 4.075940] bcm2835-codec bcm2835-codec: Loaded V4L2 isp [ 4.315545] cdc_acm 1-1.4:1.0: ttyACM0: USB ACM device [ 4.317149] usbcore: registered new interface driver cdc_acm [ 4.317163] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 4.342306] [drm] Initialized v3d 1.0.0 20180419 for fec00000.v3d on minor 0 [ 4.380632] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 4.404012] uvcvideo: Found UVC 1.00 device ezcap U3 capture (1bcf:2c99) [ 4.406538] uvcvideo: Failed to query (GET_INFO) UVC control 11 on unit 1: -32 (exp. 1). [ 4.420675] usb 2-2: Disable of device-initiated U1 failed. [ 4.423856] usb 2-2: Disable of device-initiated U2 failed. [ 4.445022] uvcvideo 2-2:1.0: Entity type for entity Extension 4 was not initialized! [ 4.445043] uvcvideo 2-2:1.0: Entity type for entity Extension 3 was not initialized! [ 4.445062] uvcvideo 2-2:1.0: Entity type for entity Processing 2 was not initialized! [ 4.445079] uvcvideo 2-2:1.0: Entity type for entity Camera 1 was not initialized! [ 4.445454] input: ezcap U3 capture: ezcap U3 capt as /devices/platform/scb/fd500000.pcie/pci0000:00/0000:00:00.0/0000:01:00.0/usb2/2-2/2-2:1.0/input/input0 [ 4.445727] usbcore: registered new interface driver uvcvideo [ 4.445739] USB Video Class driver (1.1.1) [ 4.503230] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 4.503709] [drm] No displays found. Consider forcing hotplug if HDMI is attached [ 4.503835] vc4-drm gpu: bound fe600000.firmwarekms (ops vc4_fkms_ops [vc4]) [ 4.503858] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 4.503869] [drm] No driver support for vblank timestamp query. [ 4.503881] [drm] Setting vblank_disable_immediate to false because get_vblank_timestamp == NULL [ 4.504790] [drm] Initialized vc4 0.0.0 20140616 for gpu on minor 1 [ 4.566192] brcmfmac: F1 signature read @0x18000000=0x15264345 [ 4.579770] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6 [ 4.580807] usbcore: registered new interface driver brcmfmac [ 4.602275] brcmfmac mmc1:0001:1: Direct firmware load for brcm/brcmfmac43455-sdio.raspberrypi,4-model-b.txt failed with error -2 [ 4.671954] usb 2-2: Disable of device-initiated U1 failed. [ 4.675729] usb 2-2: Disable of device-initiated U2 failed. [ 4.689675] usb 2-2: 3:1: cannot get freq at ep 0x86 [ 4.690492] usb 2-2: Disable of device-initiated U1 failed. [ 4.692628] usb 2-2: Disable of device-initiated U2 failed. [ 4.708505] usb 2-2: Warning! Unlikely big volume range (=4096), cval->res is probably wrong. [ 4.708526] usb 2-2: [5] FU [Digital In Capture Volume] ch = 1, val = 0/4096/1 [ 4.709826] usbcore: registered new interface driver snd-usb-audio [ 4.857646] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6 [ 4.874945] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM4345/6 wl0: Mar 23 2020 02:19:54 version 7.45.206 (r725000 CY) FWID 01-88ee44ea [ 6.398205] random: crng init done [ 6.398223] random: 7 urandom warning(s) missed due to ratelimiting [ 6.581823] 8021q: 802.1Q VLAN Support v1.8 [ 6.711113] Adding 102396k swap on /var/swap. Priority:-2 extents:1 across:102396k SSFS [ 7.112757] bcmgenet: Skipping UMAC reset [ 7.115087] bcmgenet fd580000.ethernet: configuring instance for external RGMII [ 7.115449] bcmgenet fd580000.ethernet eth0: Link is Down [ 12.311284] bcmgenet fd580000.ethernet eth0: Link is Up - 1Gbps/Full - flow control rx/tx [ 12.311330] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready pi@raspberrypi:~ $