armadillo:~# dmesg [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.209-0-at (builder@9935a0837a43) (armv7-alpine-linux-musleabihf-gcc (Alpine 12.2.1_git20220924-r10) 12.2.1 20220924, GNU ld (GNU Binutils) 2.40) #1-Alpine Mon Jan 29 00:49:46 UTC 2024 [ 0.000000] CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c53c7d [ 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: Atmark Techno Armadillo-640 [ 0.000000] Memory policy: Data cache writeback [ 0.000000] cma: Reserved 16 MiB at 0x9f000000 [ 0.000000] Zone ranges: [ 0.000000] Normal [mem 0x0000000080000000-0x000000009fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000080000000-0x000000009fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000080000000-0x000000009fffffff] [ 0.000000] On node 0 totalpages: 131072 [ 0.000000] Normal zone: 1152 pages used for memmap [ 0.000000] Normal zone: 0 pages reserved [ 0.000000] Normal zone: 131072 pages, LIFO batch:31 [ 0.000000] CPU: All CPU(s) started in SVC mode. [ 0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768 [ 0.000000] pcpu-alloc: [0] 0 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 129920 [ 0.000000] Kernel command line: console=ttymxc0,115200 root=/dev/mmcblk0p1 rootwait ro quiet [ 0.000000] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] Inode-cache hash table entries: 32768 (order: 5, 131072 bytes, linear) [ 0.000000] mem auto-init: stack:all(zero), heap alloc:off, heap free:off [ 0.000000] Memory: 490492K/524288K available (8192K kernel code, 689K rwdata, 1780K rodata, 1024K init, 231K bss, 17412K reserved, 16384K cma-reserved) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] Switching to timer-based delay loop, resolution 41ns [ 0.000021] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns [ 0.000058] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns [ 0.002250] Console: colour dummy device 80x30 [ 0.002318] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=240000) [ 0.002354] CPU: Testing write buffer coherency: ok [ 0.002451] pid_max: default: 32768 minimum: 301 [ 0.004343] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) [ 0.004375] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) [ 0.009475] Setting up static identity map for 0x80100000 - 0x80100060 [ 0.010742] devtmpfs: initialized [ 0.028774] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5 [ 0.029414] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.029457] futex hash table entries: 256 (order: -1, 3072 bytes, linear) [ 0.031198] pinctrl core: initialized pinctrl subsystem [ 0.034510] NET: Registered protocol family 16 [ 0.036888] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.039322] thermal_sys: Registered thermal governor 'step_wise' [ 0.306987] vdd3p0: supplied by regulator-dummy [ 0.322509] cpu: supplied by regulator-dummy [ 0.338246] vddsoc: supplied by regulator-dummy [ 0.875483] failed to find ocotp node [ 0.877186] imx6ul-pinctrl 20e0000.pinctrl: no fsl,pins and pins property in node /soc/bus@2000000/pinctrl@20e0000/lcd70ext_l00hoggrp [ 0.877254] imx6ul-pinctrl 20e0000.pinctrl: no fsl,pins and pins property in node /soc/bus@2000000/pinctrl@20e0000/thread_hoggrp [ 0.877292] imx6ul-pinctrl 20e0000.pinctrl: no fsl,pins and pins property in node /soc/bus@2000000/pinctrl@20e0000/customizegrp [ 0.877427] imx6ul-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 0.880109] imx6ul-pinctrl 2290000.iomuxc-snvs: initialized IMX pinctrl driver [ 0.902218] raid6: skip pq benchmark and using algorithm neonx8 [ 0.902244] raid6: using neon recovery algorithm [ 0.928470] SCSI subsystem initialized [ 0.929128] usbcore: registered new interface driver usbfs [ 0.929239] usbcore: registered new interface driver hub [ 0.929345] usbcore: registered new device driver usb [ 0.931845] i2c i2c-0: IMX I2C adapter registered [ 0.932831] Advanced Linux Sound Architecture Driver Initialized. [ 0.937867] clocksource: Switched to clocksource mxc_timer1 [ 0.961904] NET: Registered protocol family 2 [ 0.962443] IP idents hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.964420] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 4096 bytes, linear) [ 0.964646] TCP established hash table entries: 4096 (order: 2, 16384 bytes, linear) [ 0.964757] TCP bind hash table entries: 4096 (order: 2, 16384 bytes, linear) [ 0.964857] TCP: Hash tables configured (established 4096 bind 4096) [ 0.965101] UDP hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.965155] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.965701] NET: Registered protocol family 1 [ 0.965844] NET: Registered protocol family 44 [ 0.967981] Initialise system trusted keyrings [ 0.968461] workingset: timestamp_bits=14 max_order=17 bucket_order=3 [ 0.981760] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 0.983323] NET: Registered protocol family 38 [ 0.983358] xor: measuring software checksum speed [ 1.002637] arm4regs : 514 MB/sec [ 1.032715] 8regs : 327 MB/sec [ 1.062878] 32regs : 326 MB/sec [ 1.080984] neon : 545 MB/sec [ 1.081000] xor: using function: neon (545 MB/sec) [ 1.081031] Key type asymmetric registered [ 1.081049] Asymmetric key parser 'x509' registered [ 1.081169] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.095464] imx-sdma 20ec000.dma-controller: firmware found. [ 1.096043] imx-sdma 20ec000.dma-controller: loaded firmware 3.5 [ 1.097166] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 21, base_baud = 5000000) is a IMX [ 1.097470] printk: console [ttymxc0] enabled [ 1.100142] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 52, base_baud = 5000000) is a IMX [ 1.103040] 21ec000.serial: ttymxc2 at MMIO 0x21ec000 (irq = 53, base_baud = 5000000) is a IMX [ 1.105660] 21f4000.serial: ttymxc4 at MMIO 0x21f4000 (irq = 54, base_baud = 5000000) is a IMX [ 1.141474] imx_rngc 2284000.rng: Freescale RNGB registered (HW revision 2.129) [ 1.143143] zram: Added device: zram0 [ 1.146513] random: crng init done [ 1.150403] tun: Universal TUN/TAP device driver, 1.6 [ 1.181920] PPP generic driver version 2.4.2 [ 1.182564] usbcore: registered new interface driver awl13 [ 1.182587] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 1.182601] ehci-mxc: Freescale On-Chip EHCI Host driver [ 1.182886] usbcore: registered new interface driver cdc_acm [ 1.182901] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 1.183028] usbcore: registered new interface driver usb-storage [ 1.183249] usbcore: registered new interface driver usbserial_generic [ 1.183320] usbserial: USB Serial support registered for generic [ 1.183401] usbcore: registered new interface driver cp210x [ 1.183457] usbserial: USB Serial support registered for cp210x [ 1.183529] usbcore: registered new interface driver ftdi_sio [ 1.183633] usbserial: USB Serial support registered for FTDI USB Serial Device [ 1.183713] usbcore: registered new interface driver mxuport [ 1.183774] usbserial: USB Serial support registered for MOXA UPort [ 1.183848] usbcore: registered new interface driver pl2303 [ 1.183912] usbserial: USB Serial support registered for pl2303 [ 1.190955] snvs_rtc 20cc000.snvs:snvs-rtc-lp: registered as rtc0 [ 1.191044] snvs_rtc 20cc000.snvs:snvs-rtc-lp: setting system clock to 1970-01-01T00:00:00 UTC (0) [ 1.191373] i2c /dev entries driver [ 1.196048] sdhci: Secure Digital Host Controller Interface driver [ 1.196070] sdhci: Copyright(c) Pierre Ossman [ 1.196083] sdhci-pltfm: SDHCI platform and OF driver helper [ 1.208877] usbcore: registered new interface driver usbhid [ 1.208900] usbhid: USB HID core driver [ 1.219152] NET: Registered protocol family 10 [ 1.225865] Segment Routing with IPv6 [ 1.226491] NET: Registered protocol family 17 [ 1.226616] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this. [ 1.226962] Key type dns_resolver registered [ 1.229216] ThumbEE CPU extension supported. [ 1.229350] Loading compiled-in X.509 certificates [ 1.238456] mmc0: SDHCI controller on 2190000.mmc [2190000.mmc] using ADMA [ 1.238841] mmc1: SDHCI controller on 2194000.mmc [2194000.mmc] using ADMA [ 1.243968] Loaded X.509 cert 'Build time autogenerated kernel key: 1e624831ae131e5b3d1e7f3681aad6f76660af3e' [ 1.246795] Btrfs loaded, crc32c=crc32c-generic [ 1.252471] ci_hdrc ci_hdrc.0: EHCI Host Controller [ 1.252574] ci_hdrc ci_hdrc.0: new USB bus registered, assigned bus number 1 [ 1.277914] ci_hdrc ci_hdrc.0: USB 2.0 started, EHCI 1.00 [ 1.279600] hub 1-0:1.0: USB hub found [ 1.279694] hub 1-0:1.0: 1 port detected [ 1.286001] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 1.286076] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 2 [ 1.308028] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 1.309584] hub 2-0:1.0: USB hub found [ 1.309678] hub 2-0:1.0: 1 port detected [ 1.312069] imx_thermal 20c8000.anatop:tempmon: Industrial CPU temperature grade - max:105C critical:100C passive:95C [ 1.314172] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 1.315953] ALSA device list: [ 1.315974] No soundcards found. [ 1.316621] Waiting for root device /dev/mmcblk0p1... [ 1.339456] mmc0: new DDR MMC card at address 0001 [ 1.340643] mmcblk0: mmc0:0001 S0J35A 3.53 GiB [ 1.341133] mmcblk0boot0: mmc0:0001 S0J35A partition 1 31.5 MiB [ 1.341607] mmcblk0boot1: mmc0:0001 S0J35A partition 2 31.5 MiB [ 1.342070] mmcblk0gp0: mmc0:0001 S0J35A partition 4 8.00 MiB [ 1.342567] mmcblk0gp1: mmc0:0001 S0J35A partition 5 8.00 MiB [ 1.343023] mmcblk0gp2: mmc0:0001 S0J35A partition 6 8.00 MiB [ 1.343530] mmcblk0gp3: mmc0:0001 S0J35A partition 7 8.00 MiB [ 1.343990] mmcblk0rpmb: mmc0:0001 S0J35A partition 3 4.00 MiB, chardev (249:0) [ 1.349814] mmcblk0: p1 p2 p3 p4 p5 [ 1.357574] mmc1: host does not support reading read-only switch, assuming write-enable [ 1.360436] mmc1: new high speed SDHC card at address b368 [ 1.361164] mmcblk0gp1: [ 1.363059] mmcblk1: mmc1:b368 NCard 7.41 GiB [ 1.373367] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 1.373397] GPT:849919 != 15529983 [ 1.373408] GPT:Alternate GPT header not at the end of the disk. [ 1.373418] GPT:849919 != 15529983 [ 1.373424] GPT: Use GNU Parted to correct GPT errors. [ 1.373506] mmcblk1: p1 [ 1.406799] EXT4-fs (mmcblk0p1): mounted filesystem with ordered data mode. Opts: (null) [ 1.406920] VFS: Mounted root (ext4 filesystem) readonly on device 179:1. [ 1.407616] devtmpfs: mounted [ 1.410212] Freeing unused kernel memory: 1024K [ 1.410589] Run /sbin/init as init process [ 1.410598] with arguments: [ 1.410606] /sbin/init [ 1.410613] with environment: [ 1.410620] HOME=/ [ 1.410628] TERM=linux [ 5.075015] udevd[494]: starting version 3.2.11 [ 5.504327] udevd[494]: starting eudev-3.2.11 [ 5.679994] EXT4-fs (mmcblk0p3): mounted filesystem with ordered data mode. Opts: (null) [ 5.884397] EXT4-fs (mmcblk0p1): re-mounted. Opts: (null) [ 5.931380] EXT4-fs (mmcblk0p3): re-mounted. Opts: (null) [ 6.203152] BTRFS: device label app devid 1 transid 176 /dev/mmcblk0p5 scanned by busybox (647) [ 6.208704] BTRFS info (device mmcblk0p5): using crc32c (crc32c-generic) checksum algorithm [ 6.208820] BTRFS info (device mmcblk0p5): flagging fs with big metadata feature [ 6.208854] BTRFS info (device mmcblk0p5): use zstd compression, level 3 [ 6.208879] BTRFS info (device mmcblk0p5): turning on async discard [ 6.208905] BTRFS info (device mmcblk0p5): using free space tree [ 6.208916] BTRFS info (device mmcblk0p5): has skinny extents [ 6.230176] BTRFS info (device mmcblk0p5): enabling ssd optimizations [ 10.194752] spidev: module verification failed: signature and/or required key missing - tainting kernel [ 10.195839] ------------[ cut here ]------------ [ 10.195895] WARNING: CPU: 0 PID: 819 at drivers/spi/spidev.c:749 spidev_probe+0xe8/0x194 [spidev] [ 10.195933] /soc/bus@2000000/spba-bus@2000000/spi@2008000/spi@0: buggy DT: spidev listed directly in DT [ 10.195942] Modules linked in: spidev(E+) [ 10.195979] CPU: 0 PID: 819 Comm: udevd Tainted: G E 5.10.209-0-at #1-Alpine [ 10.195989] Hardware name: Freescale i.MX6 Ultralite (Device Tree) [ 10.196033] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 10.196063] [] (show_stack) from [] (__warn+0x90/0x104) [ 10.196093] [] (__warn) from [] (warn_slowpath_fmt+0x98/0xcc) [ 10.196130] [] (warn_slowpath_fmt) from [] (spidev_probe+0xe8/0x194 [spidev]) [ 10.196168] [] (spidev_probe [spidev]) from [] (spi_drv_probe+0x84/0xac) [ 10.196197] [] (spi_drv_probe) from [] (really_probe+0xf0/0x49c) [ 10.196226] [] (really_probe) from [] (driver_probe_device+0x60/0x170) [ 10.196254] [] (driver_probe_device) from [] (device_driver_attach+0xa8/0xb0) [ 10.196281] [] (device_driver_attach) from [] (__driver_attach+0x60/0x104) [ 10.196307] [] (__driver_attach) from [] (bus_for_each_dev+0x80/0xcc) [ 10.196333] [] (bus_for_each_dev) from [] (bus_add_driver+0xf8/0x1e8) [ 10.196361] [] (bus_add_driver) from [] (driver_register+0x88/0x118) [ 10.196397] [] (driver_register) from [] (spidev_init+0x94/0x1000 [spidev]) [ 10.196431] [] (spidev_init [spidev]) from [] (do_one_initcall+0x68/0x1f4) [ 10.196458] [] (do_one_initcall) from [] (do_init_module+0x40/0x1dc) [ 10.196481] [] (do_init_module) from [] (sys_finit_module+0xb8/0xf8) [ 10.196504] [] (sys_finit_module) from [] (ret_fast_syscall+0x0/0x54) [ 10.196517] Exception stack(0xc2009fa8 to 0xc2009ff0) [ 10.196537] 9fa0: 00000000 00000000 00000007 b6f244b8 00000000 00000003 [ 10.196558] 9fc0: 00000000 00000000 0000017b 0000017b bef46a54 00020000 00000000 00444882 [ 10.196573] 9fe0: 00000000 bef468d8 b6f21331 b6f992e8 [ 10.196585] ---[ end trace 49831d1c229519c9 ]--- [ 12.538205] SMSC LAN8710/LAN8720 2188000.ethernet-1:00: attached PHY driver [SMSC LAN8710/LAN8720] (mii_bus:phy_addr=2188000.ethernet-1:00, irq=POLL) [ 14.648406] fec 2188000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx [ 14.648479] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 15.344425] zram0: detected capacity change from 0 to 256000000 [ 15.444642] Adding 249996k swap on /dev/zram0. Priority:100 extents:1 across:249996k SS [ 17.573577] BTRFS: device label rootfs_0 devid 1 transid 8 /dev/mmcblk1p1 scanned by udevd (820) [ 20.547989] BTRFS info (device mmcblk1p1): using crc32c (crc32c-generic) checksum algorithm [ 20.548102] BTRFS info (device mmcblk1p1): flagging fs with big metadata feature [ 20.548118] BTRFS info (device mmcblk1p1): using free space tree [ 20.548131] BTRFS info (device mmcblk1p1): has skinny extents [ 20.641494] BTRFS info (device mmcblk1p1): enabling ssd optimizations armadillo:~#