[   15.881084] brd: module loaded
[   15.899247] rtc-pl031 9010000.pl031: registered as rtc0
[   15.902136] usbcore: registered new interface driver usbhid
[   15.902853] usbhid: USB HID core driver
[   15.904771] NET: Registered PF_PACKET protocol family
[   15.905813] NET: Registered PF_VSOCK protocol family
[   15.906926] Registering SWP/SWPB emulation handler
[   16.995520] printk: legacy console [netcon0] enabled
[   16.996410] netconsole: network logging started
[   17.041737] IP-Config: Complete:
[   17.042991]      device=eth0, hwaddr=52:54:00:12:34:04, ipaddr=192.168.7.4, mask=255.255.255.0, gw=192.168.7.3
[   17.044470]      host=192.168.7.4, domain=, nis-domain=(none)
[   17.045114]      bootserver=255.255.255.255, rootserver=255.255.255.255, rootpath=
[   17.045208]      nameserver0=8.8.8.8
[   17.055624] clk: Disabling unused clocks
[   17.131104] Freeing unused kernel image (initmem) memory: 208K
[   17.132323] Kernel memory protection not selected by kernel config.
[   17.133253] Run /init as init process
starting pid 109, tty '': '/bin/mount -t proc proc /proc'
starting pid 110, tty '': '/bin/mount -t sysfs sysfs /sys'
starting pid 111, tty '': '/bin/mount -t devtmpfs devtmpfs /dev'
starting pid 112, tty '': '/bin/mount -o remount,rw /'
starting pid 113, tty '': '/bin/mkdir -p /dev/pts'
starting pid 114, tty '': '/bin/mount -t devpts devpts /dev/pts'
starting pid 115, tty '': '/bin/mount -a'
[   17.278364] /dev/root: Can't lookup blockdev
[   17.283350] /dev/root: Can't lookup blockdev
[   17.284266] /dev/root: Can't lookup blockdev
mount: mounting /dev/root on / failed: No such file or directory
starting pid 116, tty '': '/sbin/swapon -a'
starting pid 122, tty '': '/etc/init.d/rcS'
starting pid 126, tty '/dev/hvc0': '/usr/sbin/ttyrun hvc0 /sbin/getty 115200 hvc0'

Poky Tiny 5.2 qemuarm /dev/hvc0

qemuarm login: login[125]: root login on 'ttyAMA0'
