Linux version 6.12.27 (br-user@runner-fmzeppyue-project-3290221-concurrent-3) (xtensa-linux-gcc.br_real (Buildroot 2021.11-18033-g83947c7bb6) 15.1.0, GNU ld (GNU Binutils) 2.44) #2 Fri Aug 8 16:21:10 UTC 2025 config ID: c56707fe:14404b21 Zone ranges: Normal [mem 0x0000000000000000-0x0000000003ffffff] Movable zone start for each node Early memory node ranges node 0: [mem 0x0000000000000000-0x0000000003ffffff] Initmem setup node 0 [mem 0x0000000000000000-0x0000000003ffffff] Kernel command line: console=ttyS0,38400 memmap=0x04000000@0 Dentry cache hash table entries: 8192 (order: 3, 32768 bytes, linear) Inode-cache hash table entries: 4096 (order: 2, 16384 bytes, linear) Built 1 zonelists, mobility grouping on. Total pages: 16384 mem auto-init: stack:all(zero), heap alloc:off, heap free:off virtual kernel memory layout: vmalloc : 0xc0000000 - 0xc7feffff ( 127 MB) lowmem : 0xd0000000 - 0xd4000000 ( 64 MB) .text : 0xd0003000 - 0xd029a058 ( 2652 kB) .rodata : 0xd029b000 - 0xd0331000 ( 600 kB) .data : 0xd0331000 - 0xd03ae760 ( 501 kB) .init : 0xd03af000 - 0xd0696000 ( 2972 kB) .bss : 0xd0696000 - 0xd06cefc8 ( 227 kB) SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 NR_IRQS: 23 Calibrating CPU frequency 10.00 MHz clocksource: ccount: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 191126044627 ns sched_clock: 32 bits at 10MHz, resolution 100ns, wraps every 214748364750ns Console: colour dummy device 80x25 Calibrating delay loop (skipped)... 10.00 BogoMIPS preset pid_max: default: 32768 minimum: 301 Mount-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) Memory: 57664K/65536K available (2652K kernel code, 501K rwdata, 600K rodata, 2972K init, 227K bss, 7560K reserved, 0K cma-reserved) devtmpfs: initialized clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns futex hash table entries: 256 (order: -1, 3072 bytes, linear) NET: Registered PF_NETLINK/PF_ROUTE protocol family XTFPGA: Ethernet MAC 00:50:c2:13:6f:00 pps_core: LinuxPPS API ver. 1 registered pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti PTP clock support registered clocksource: Switched to clocksource ccount NET: Registered PF_INET protocol family IP idents hash table entries: 2048 (order: 2, 16384 bytes, linear) tcp_listen_portaddr_hash hash table entries: 1024 (order: 0, 4096 bytes, linear) Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) TCP established hash table entries: 1024 (order: 0, 4096 bytes, linear) TCP bind hash table entries: 1024 (order: 1, 8192 bytes, linear) TCP: Hash tables configured (established 1024 bind 1024) UDP hash table entries: 256 (order: 0, 4096 bytes, linear) UDP-Lite hash table entries: 256 (order: 0, 4096 bytes, linear) NET: Registered PF_UNIX/PF_LOCAL protocol family workingset: timestamp_bits=30 max_order=14 bucket_order=0 io scheduler mq-deadline registered io scheduler kyber registered Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled printk: legacy console [ttyS0] disabled serial8250.0: ttyS0 at MMIO 0xfd050020 (irq = 1, base_baud = 625000) is a 16550A printk: legacy console [ttyS0] enabled NET: Registered PF_PACKET protocol family clk: Disabling unused clocks Freeing unused kernel image (initmem) memory: 2972K This architecture does not have kernel memory protection. Run /init as init process Saving 256 bits of non-creditable seed for next boot Starting syslogd: OK Starting klogd: OK Running sysctl: OK Starting network: ethoc ethoc eth0: Link is Up - 100Mbps/Full - flow control off udhcpc: started, v1.37.0 random: crng init done udhcpc: broadcasting discover udhcpc: broadcasting select for 10.0.2.15, server 10.0.2.2 udhcpc: lease of 10.0.2.15 obtained from 10.0.2.2, lease time 86400 deleting routers adding dns 10.0.2.3 OK Starting crond: OK Starting tests TODO: add some more tests Ending tests Welcome to Buildroot buildroot login:root root # poweroff poweroff # # This is the toolchain test suite Usage: /etc/init.d/S90tests start Stopping crond: stopped /usr/sbin/crond (pid 87) OK Stopping network: ethoc ethoc eth0: Link is Down OK Stopping klogd: OK Stopping syslogd: stopped /sbin/syslogd (pid 38) OK Seeding 256 bits without crediting Saving 256 bits of creditable seed for next boot umount: devtmpfs busy - remounted read-only umount: can't unmount /: Invalid argument The system is going down NOW! Sent SIGTERM to all processes Sent SIGKILL to all processes Requesting system poweroff reboot: Power down Cannot halt machine