pi@raspberrypi:~$ dmesg [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.17-v7l+ (dom@buildbot) (arm-linux-gnueabihf-gcc-8 (Ubuntu/Linaro 8.4.0-3ubuntu1) 8.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34) #1414 SMP Fri Apr 30 13:20:47 BST 2021 [ 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 Compute Module 4 Rev 1.0 [ 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] Zone ranges: [ 0.000000] DMA [mem 0x0000000000000000-0x000000002fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000030000000-0x00000000fbffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000000000000-0x000000003b3fffff] [ 0.000000] node 0: [mem 0x0000000040000000-0x00000000fbffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x00000000fbffffff] [ 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 s50700 r8192 d23028 u81920 [ 0.000000] pcpu-alloc: s50700 r8192 d23028 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=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 video=HDMI-A-1:1920x1080M@60,margin_left=48,margin_right=48,margin_top=48,margin_bottom=48 smsc95xx.macaddr=DC:A6:32:FF:B0:40 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=e74efbc2-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait [ 0.000000] Kernel parameter elevator= does not have any effect anymore. Please use sysfs to set IO scheduler for individual devices. [ 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 0x0000000017cc0000-0x000000001bcc0000] (64MB) [ 0.000000] Memory: 3654940K/4050944K available (10240K kernel code, 1358K rwdata, 3160K rodata, 2048K init, 890K bss, 133860K reserved, 262144K cma-reserved, 3264512K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 33942 entries in 67 pages [ 0.000000] ftrace: allocated 67 pages with 3 groups [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 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+0x3c8/0x59c with crng_init=0 [ 0.000008] sched_clock: 32 bits at 1000kHz, resolution 1000ns, wraps every 2147483647500ns [ 0.000034] clocksource: timer: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275 ns [ 0.000099] bcm2835: system timer (irq = 25) [ 0.000753] arch_timer: cp15 timer(s) running at 54.00MHz (phys). [ 0.000775] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0xc743ce346, max_idle_ns: 440795203123 ns [ 0.000798] sched_clock: 56 bits at 54MHz, resolution 18ns, wraps every 4398046511102ns [ 0.000816] Switching to timer-based delay loop, resolution 18ns [ 0.001071] Console: colour dummy device 80x30 [ 0.001826] printk: console [tty1] enabled [ 0.001896] Calibrating delay loop (skipped), value calculated using timer frequency.. 108.00 BogoMIPS (lpj=540000) [ 0.001950] pid_max: default: 32768 minimum: 301 [ 0.002133] LSM: Security Framework initializing [ 0.002330] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.002375] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.003967] Disabling memory control group subsystem [ 0.004103] CPU: Testing write buffer coherency: ok [ 0.004573] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.005792] Setting up static identity map for 0x200000 - 0x20003c [ 0.006005] rcu: Hierarchical SRCU implementation. [ 0.006940] smp: Bringing up secondary CPUs ... [ 0.008157] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.009516] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.010821] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.010978] smp: Brought up 1 node, 4 CPUs [ 0.011023] SMP: Total of 4 processors activated (432.00 BogoMIPS). [ 0.011053] CPU: All CPU(s) started in HYP mode. [ 0.011079] CPU: Virtualization extensions available. [ 0.011920] devtmpfs: initialized [ 0.025886] VFP support v0.3: implementor 41 architecture 3 part 40 variant 8 rev 0 [ 0.026143] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.026197] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.033258] pinctrl core: initialized pinctrl subsystem [ 0.034344] NET: Registered protocol family 16 [ 0.038312] DMA: preallocated 1024 KiB pool for atomic coherent allocations [ 0.039099] audit: initializing netlink subsys (disabled) [ 0.039373] audit: type=2000 audit(0.030:1): state=initialized audit_enabled=0 res=1 [ 0.039932] thermal_sys: Registered thermal governor 'step_wise' [ 0.040645] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers. [ 0.040700] hw-breakpoint: maximum watchpoint size is 8 bytes. [ 0.041135] Serial: AMBA PL011 UART driver [ 0.073472] bcm2835-mbox fe00b880.mailbox: mailbox enabled [ 0.091026] raspberrypi-firmware soc:firmware: Attached to firmware from 2021-04-30T13:45:52, variant start [ 0.101039] raspberrypi-firmware soc:firmware: Firmware hash is d7f29d96450abfc77cd6cf011af1faf1e03e5e56 [ 0.146028] bcm2835-dma fe007000.dma: DMA legacy API manager, dmachans=0x1 [ 0.150173] vgaarb: loaded [ 0.150640] SCSI subsystem initialized [ 0.150866] usbcore: registered new interface driver usbfs [ 0.150943] usbcore: registered new interface driver hub [ 0.151044] usbcore: registered new device driver usb [ 0.151794] usb_phy_generic phy: supply vcc not found, using dummy regulator [ 0.153681] clocksource: Switched to clocksource arch_sys_counter [ 1.153834] VFS: Disk quotas dquot_6.6.0 [ 1.153958] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 1.154149] FS-Cache: Loaded [ 1.154375] CacheFiles: Loaded [ 1.155381] simple-framebuffer 3e4e0000.framebuffer: framebuffer at 0x3e4e0000, 0x6e7000 bytes, mapped to 0x(ptrval) [ 1.155425] simple-framebuffer 3e4e0000.framebuffer: format=a8r8g8b8, mode=1824x984x32, linelength=7296 [ 1.164614] Console: switching to colour frame buffer device 228x61 [ 1.172927] simple-framebuffer 3e4e0000.framebuffer: fb0: simplefb registered! [ 1.183113] NET: Registered protocol family 2 [ 1.184013] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 6144 bytes, linear) [ 1.184233] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 1.184378] TCP bind hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 1.184522] TCP: Hash tables configured (established 8192 bind 8192) [ 1.184739] UDP hash table entries: 512 (order: 2, 16384 bytes, linear) [ 1.184841] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes, linear) [ 1.185171] NET: Registered protocol family 1 [ 1.185949] RPC: Registered named UNIX socket transport module. [ 1.186026] RPC: Registered udp transport module. [ 1.186089] RPC: Registered tcp transport module. [ 1.186151] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 1.186234] PCI: CLS 0 bytes, default 64 [ 1.189205] Initialise system trusted keyrings [ 1.189525] workingset: timestamp_bits=14 max_order=20 bucket_order=6 [ 1.198160] zbud: loaded [ 1.200075] FS-Cache: Netfs 'nfs' registered for caching [ 1.200874] NFS: Registering the id_resolver key type [ 1.200962] Key type id_resolver registered [ 1.201020] Key type id_legacy registered [ 1.201209] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 1.202324] Key type asymmetric registered [ 1.202388] Asymmetric key parser 'x509' registered [ 1.202628] bounce: pool size: 64 pages [ 1.202712] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 1.205517] io scheduler mq-deadline registered [ 1.208060] io scheduler kyber registered [ 1.214827] gpio-507 (ant1): hogged as output/high [ 1.218653] gpio-511 (ant2): hogged as output/low [ 1.222418] brcm-pcie fd500000.pcie: host bridge /scb/pcie@7d500000 ranges: [ 1.224932] brcm-pcie fd500000.pcie: No bus range found for /scb/pcie@7d500000, using [bus 00-ff] [ 1.227458] brcm-pcie fd500000.pcie: MEM 0x0600000000..0x063fffffff -> 0x00c0000000 [ 1.229987] brcm-pcie fd500000.pcie: IB MEM 0x0000000000..0x00ffffffff -> 0x0400000000 [ 1.823705] brcm-pcie fd500000.pcie: link down [ 1.831089] Serial: 8250/16550 driver, 1 ports, IRQ sharing enabled [ 1.834371] bcm2835-aux-uart fe215040.serial: there is not valid maps for state default [ 1.839194] iproc-rng200 fe104000.rng: hwrng registered [ 1.841888] vc-mem: phys_addr:0x00000000 mem_base=0x3ec00000 mem_size:0x40000000(1024 MiB) [ 1.845270] gpiomem-bcm2835 fe200000.gpiomem: Initialised: Registers at 0xfe200000 [ 1.859848] brd: module loaded [ 1.874614] loop: module loaded [ 1.878705] Loading iSCSI transport class v2.0-870. [ 1.883555] libphy: Fixed MDIO Bus: probed [ 1.887745] bcmgenet fd580000.ethernet: GENET 5.0 EPHY: 0x0000 [ 1.903714] libphy: bcmgenet MII bus: probed [ 1.993869] unimac-mdio unimac-mdio.-19: Broadcom UniMAC MDIO bus [ 1.997481] usbcore: registered new interface driver r8152 [ 1.999983] usbcore: registered new interface driver lan78xx [ 2.002423] usbcore: registered new interface driver smsc95xx [ 2.005403] dwc_otg: version 3.00a 10-AUG-2012 (platform bus) [ 2.008107] dwc_otg: FIQ enabled [ 2.008121] dwc_otg: NAK holdoff enabled [ 2.008135] dwc_otg: FIQ split-transaction FSM enabled [ 2.008153] Module dwc_common_port init [ 2.008589] usbcore: registered new interface driver uas [ 2.011010] usbcore: registered new interface driver usb-storage [ 2.013539] mousedev: PS/2 mouse device common for all mice [ 2.017510] bcm2835-wdt bcm2835-wdt: Broadcom BCM2835 watchdog timer [ 2.023271] sdhci: Secure Digital Host Controller Interface driver [ 2.025625] sdhci: Copyright(c) Pierre Ossman [ 2.028580] mmc-bcm2835 fe300000.mmcnr: could not get clk, deferring probe [ 2.031508] sdhci-pltfm: SDHCI platform and OF driver helper [ 2.037834] ledtrig-cpu: registered to indicate activity on CPUs [ 2.040449] hid: raw HID events driver (C) Jiri Kosina [ 2.042901] usbcore: registered new interface driver usbhid [ 2.045179] usbhid: USB HID core driver [ 2.053217] Initializing XFRM netlink socket [ 2.055691] NET: Registered protocol family 17 [ 2.058035] Key type dns_resolver registered [ 2.060596] Registering SWP/SWPB emulation handler [ 2.063013] registered taskstats version 1 [ 2.065335] Loading compiled-in X.509 certificates [ 2.068364] Key type ._fscrypt registered [ 2.070597] Key type .fscrypt registered [ 2.072823] Key type fscrypt-provisioning registered [ 2.086352] uart-pl011 fe201000.serial: there is not valid maps for state default [ 2.088905] uart-pl011 fe201000.serial: cts_event_workaround enabled [ 2.091175] fe201000.serial: ttyAMA0 at MMIO 0xfe201000 (irq = 36, base_baud = 0) is a PL011 rev2 [ 2.099857] bcm2835-aux-uart fe215040.serial: there is not valid maps for state default [ 2.102920] printk: console [ttyS0] disabled [ 2.105345] fe215040.serial: ttyS0 at MMIO 0xfe215040 (irq = 37, base_baud = 62500000) is a 16550 [ 3.198251] printk: console [ttyS0] enabled [ 3.205883] bcm2835-power bcm2835-power: Broadcom BCM2835 power domains driver [ 3.216663] mmc-bcm2835 fe300000.mmcnr: mmc_debug:0 mmc_debug2:0 [ 3.225139] mmc-bcm2835 fe300000.mmcnr: DMA channel allocated [ 3.261198] of_cfs_init [ 3.266332] of_cfs_init: OK [ 3.282521] mmc1: queuing unknown CIS tuple 0x80 (2 bytes) [ 3.292163] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) [ 3.301776] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) [ 3.309680] mmc0: SDHCI controller on fe340000.emmc2 [fe340000.emmc2] using ADMA [ 3.312676] mmc1: queuing unknown CIS tuple 0x80 (7 bytes) [ 3.320483] Waiting for root device PARTUUID=e74efbc2-02... [ 3.329109] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) [ 3.384911] random: fast init done [ 3.414005] mmc1: new high speed SDIO card at address 0001 [ 5.933945] mmc0: Skipping voltage switch [ 6.171822] mmc0: new high speed SDHC card at address aaaa [ 6.180600] mmcblk0: mmc0:aaaa ABLCD 29.7 GiB [ 6.192724] mmcblk0: p1 p2 [ 6.238577] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null) [ 6.249183] VFS: Mounted root (ext4 filesystem) readonly on device 179:2. [ 6.268169] devtmpfs: mounted [ 6.282291] Freeing unused kernel memory: 2048K [ 6.289453] Run /sbin/init as init process [ 6.295859] with arguments: [ 6.295874] /sbin/init [ 6.295888] with environment: [ 6.295903] HOME=/ [ 6.295917] TERM=linux [ 6.869665] systemd[1]: System time before build time, advancing clock. [ 7.022164] NET: Registered protocol family 10 [ 7.030410] Segment Routing with IPv6 [ 7.109938] 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) [ 7.137842] systemd[1]: Detected architecture arm. [ 7.208346] systemd[1]: Set hostname to . [ 7.898902] random: systemd: uninitialized urandom read (16 bytes read) [ 7.920426] random: systemd: uninitialized urandom read (16 bytes read) [ 7.933083] systemd[1]: Created slice system-serial\x2dgetty.slice. [ 7.946189] random: systemd: uninitialized urandom read (16 bytes read) [ 7.956048] systemd[1]: Listening on Journal Audit Socket. [ 7.968471] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ 7.983555] systemd[1]: Listening on Journal Socket. [ 8.005217] systemd[1]: Starting Load Kernel Modules... [ 8.026716] systemd[1]: Starting Restore / save the current clock... [ 8.046888] systemd[1]: Mounting POSIX Message Queue File System... [ 8.753040] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null) [ 8.886724] systemd-journald[119]: Received request to flush runtime journal from PID 1 [ 9.422236] rpivid-mem feb00000.hevc-decoder: rpivid-hevcmem initialised: Registers at 0xfeb00000 length 0x00010000 [ 9.422757] rpivid-mem feb10000.rpivid-local-intc: rpivid-intcmem initialised: Registers at 0xfeb10000 length 0x00001000 [ 9.423298] rpivid-mem feb20000.h264-decoder: rpivid-h264mem initialised: Registers at 0xfeb20000 length 0x00010000 [ 9.425001] rpivid-mem feb30000.vp9-decoder: rpivid-vp9mem initialised: Registers at 0xfeb30000 length 0x00010000 [ 9.539134] mc: Linux media interface: v0.10 [ 9.539290] vc_sm_cma: module is from the staging directory, the quality is unknown, you have been warned. [ 9.541445] bcm2835_vc_sm_cma_probe: Videocore shared memory driver [ 9.541469] [vc_sm_connected_init]: start [ 9.553969] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 9.556176] bcm2835_audio bcm2835_audio: there is not valid maps for state default [ 9.565680] bcm2835_audio bcm2835_audio: card created with 8 channels [ 9.572751] [vc_sm_connected_init]: installed successfully [ 9.636619] videodev: Linux video capture interface: v2.00 [ 9.709787] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. [ 9.709793] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. [ 9.729413] bcm2835_v4l2: module is from the staging directory, the quality is unknown, you have been warned. [ 9.731240] bcm2835_isp: module is from the staging directory, the quality is unknown, you have been warned. [ 9.757926] bcm2835-isp bcm2835-isp: Device node output[0] registered as /dev/video13 [ 9.758687] bcm2835-isp bcm2835-isp: Device node capture[0] registered as /dev/video14 [ 9.759477] bcm2835-isp bcm2835-isp: Device node capture[1] registered as /dev/video15 [ 9.759811] bcm2835-isp bcm2835-isp: Device node stats[2] registered as /dev/video16 [ 9.759839] bcm2835-isp bcm2835-isp: Register output node 0 with media controller [ 9.759864] bcm2835-isp bcm2835-isp: Register capture node 1 with media controller [ 9.759887] bcm2835-isp bcm2835-isp: Register capture node 2 with media controller [ 9.759909] bcm2835-isp bcm2835-isp: Register capture node 3 with media controller [ 9.760254] bcm2835-isp bcm2835-isp: Loaded V4L2 bcm2835-isp [ 9.763446] bcm2835_codec: module is from the staging directory, the quality is unknown, you have been warned. [ 9.792168] bcm2835-codec bcm2835-codec: Device registered as /dev/video10 [ 9.792250] bcm2835-codec bcm2835-codec: Loaded V4L2 decode [ 9.798597] bcm2835-codec bcm2835-codec: Device registered as /dev/video11 [ 9.798735] bcm2835-codec bcm2835-codec: Loaded V4L2 encode [ 9.811396] bcm2835-codec bcm2835-codec: Device registered as /dev/video12 [ 9.811451] bcm2835-codec bcm2835-codec: Loaded V4L2 isp [ 9.945194] [drm] Initialized v3d 1.0.0 20180419 for fec00000.v3d on minor 0 [ 10.030544] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 10.078885] vc4-drm gpu: bound fe600000.firmwarekms (ops vc4_fkms_ops [vc4]) [ 10.078914] checking generic (3e4e0000 6e7000) vs hw (0 ffffffffffffffff) [ 10.078934] fb0: switching to vc4drmfb from simple [ 10.079635] Console: switching to colour dummy device 80x30 [ 10.086821] [drm] Initialized vc4 0.0.0 20140616 for gpu on minor 1 [ 10.152588] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 10.210554] brcmfmac: F1 signature read @0x18000000=0x15264345 [ 10.226590] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6 [ 10.228293] usbcore: registered new interface driver brcmfmac [ 10.269300] brcmfmac mmc1:0001:1: Direct firmware load for brcm/brcmfmac43455-sdio.raspberrypi,4-compute-module.txt failed with error -2 [ 10.306045] Console: switching to colour frame buffer device 240x67 [ 10.332962] vc4-drm gpu: [drm] fb0: vc4drmfb frame buffer device [ 10.516962] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6 [ 10.528252] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM4345/6 wl0: Jan 4 2021 19:56:29 version 7.45.229 (617f1f5 CY) FWID 01-2dbd9d2e [ 12.775415] random: crng init done [ 12.775436] random: 7 urandom warning(s) missed due to ratelimiting [ 12.844886] uart-pl011 fe201000.serial: no DMA platform data [ 12.898677] 8021q: 802.1Q VLAN Support v1.8 [ 13.103713] Adding 102396k swap on /var/swap. Priority:-2 extents:1 across:102396k SSFS [ 13.358400] bcmgenet fd580000.ethernet: configuring instance for external RGMII (RX delay) [ 13.358654] bcmgenet fd580000.ethernet eth0: Link is Down [ 19.673217] Bluetooth: Core ver 2.22 [ 19.673312] NET: Registered protocol family 31 [ 19.673326] Bluetooth: HCI device and connection manager initialized [ 19.673353] Bluetooth: HCI socket layer initialized [ 19.673372] Bluetooth: L2CAP socket layer initialized [ 19.673403] Bluetooth: SCO socket layer initialized [ 19.692400] Bluetooth: HCI UART driver ver 2.3 [ 19.692419] Bluetooth: HCI UART protocol H4 registered [ 19.692521] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 19.693555] Bluetooth: HCI UART protocol Broadcom registered [ 19.931227] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 19.931239] Bluetooth: BNEP filters: protocol multicast [ 19.931254] Bluetooth: BNEP socket layer initialized pi@raspberrypi:~$ sudo shutdown -h now [ 159.385597] reboot: Power down