=> setenv bootargs "earlycon=uart,mmio32,0x1c28400 console=ttyS0,115200n8"
=> setenv initrd_high 0xffffffff
=> bootz 0x42000000 0x43300000:88D400 $fdtcontroladdr
Kernel image @ 0x42000000 [ 0x000000 - 0x61ed98 ]
## Flattened Device Tree blob at 49f71190
   Booting using the fdt blob at 0x49f71190
Working FDT set to 49f71190
   Loading Device Tree to 48f30000, end 48f38d17 ... OK
Working FDT set to 48f30000
DE is present but not probed

Starting kernel ...

Booting Linux on physical CPU 0x0
Linux version 6.4.1-00500-gfe4a247a2472 (megi@core) (arm-linux-musleabihf-gcc (GCC) 12.2.1 20220823, GNU ld (GNU Binutils) 2.39.0.20220823) #10 Sat Jul  1 23:02:54 CEST 2023
CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c5387d
CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
OF: fdt: Machine model: PocketBook 616
earlycon: uart0 at MMIO32 0x01c28400 (options '')
printk: bootconsole [uart0] enabled
Memory policy: Data cache writeback
Reserved memory: created CMA memory pool at 0x4a000000, size 96 MiB
OF: reserved mem: initialized node default-pool, compatible id shared-dma-pool
OF: reserved mem: 0x4a000000..0x4fffffff (98304 KiB) map reusable default-pool
Zone ranges:
  Normal   [mem 0x0000000040000000-0x000000004fffffff]
Movable zone start for each node
Early memory node ranges
  node   0: [mem 0x0000000040000000-0x000000004fffffff]
Initmem setup node 0 [mem 0x0000000040000000-0x000000004fffffff]
CPU: All CPU(s) started in SVC mode.
pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
pcpu-alloc: [0] 0
Kernel command line: earlycon=uart,mmio32,0x1c28400 console=ttyS0,115200n8
Dentry cache hash table entries: 32768 (order: 5, 131072 bytes, linear)
Inode-cache hash table entries: 16384 (order: 4, 65536 bytes, linear)
Built 1 zonelists, mobility grouping on.  Total pages: 64960
mem auto-init: stack:off, heap alloc:off, heap free:off
Memory: 138976K/262144K available (8192K kernel code, 681K rwdata, 1916K rodata, 1024K init, 281K bss, 24864K reserved, 98304K cma-reserved)
SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns
clocksource: timer: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns
clocksource: timer: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 6370868154 ns
Console: colour dummy device 80x30
Calibrating delay loop... 1002.49 BogoMIPS (lpj=501248)
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)
CPU: Testing write buffer coherency: ok
CPU0: Spectre v2: firmware did not set auxiliary control register IBE bit, system vulnerable
cblist_init_generic: Setting adjustable number of callback queues.
cblist_init_generic: Setting shift to 0 and lim to 1.
Setting up static identity map for 0x40100000 - 0x40100060
devtmpfs: initialized
VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3
clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
futex hash table entries: 256 (order: -1, 3072 bytes, linear)
pinctrl core: initialized pinctrl subsystem
NET: Registered PF_NETLINK/PF_ROUTE protocol family
DMA: preallocated 256 KiB pool for atomic coherent allocations
thermal_sys: Registered thermal governor 'fair_share'
thermal_sys: Registered thermal governor 'bang_bang'
thermal_sys: Registered thermal governor 'step_wise'
cpuidle: using governor ladder
hw-breakpoint: debug architecture 0x4 unsupported.
cryptd: max_cpu_qlen set to 1000
SCSI subsystem initialized
clocksource: Switched to clocksource timer
NET: Registered PF_INET protocol family
IP idents hash table entries: 4096 (order: 3, 32768 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: 2048 (order: 1, 8192 bytes, linear)
TCP bind hash table entries: 2048 (order: 2, 16384 bytes, linear)
TCP: Hash tables configured (established 2048 bind 2048)
MPTCP token hash table entries: 512 (order: 0, 6144 bytes, linear)
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
Initialise system trusted keyrings
Unpacking initramfs...
workingset: timestamp_bits=14 max_order=16 bucket_order=2
fuse: init (API version 7.38)
NET: Registered PF_ALG protocol family
Key type asymmetric registered
Asymmetric key parser 'x509' registered
Asymmetric key parser 'pkcs8' registered
Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250)
Freeing initrd memory: 8760K
io scheduler bfq registered
gpio gpiochip0: Static allocation of GPIO base is deprecated, use dynamic allocation.
sun5i-pinctrl 1c20800.pinctrl: initialized sunXi PIO driver
Serial: 8250/16550 driver, 8 ports, IRQ sharing disabled
sun5i-pinctrl 1c20800.pinctrl: supply vcc-pg not found, using dummy regulator
printk: console [ttyS0] disabled
1c28400.serial: ttyS0 at MMIO 0x1c28400 (irq = 52, base_baud = 1500000) is a 16550A
printk: console [ttyS0] enabled
printk: console [ttyS0] enabled
printk: bootconsole [uart0] disabled
printk: bootconsole [uart0] disabled
loop: module loaded
zram: Added device: zram0
sun5i-a13-gpadc-iio: Failed to locate of_node [id: 0]
tun: Universal TUN/TAP device driver, 1.6
i2c_dev: i2c /dev entries driver
sun5i-pinctrl 1c20800.pinctrl: supply vcc-pb not found, using dummy regulator
axp20x-i2c 0-0034: AXP20x variant AXP209 found
axp20x-gpio axp20x-gpio: DMA mask not set
axp20x-gpio axp20x-gpio: AXP209 pinctrl and GPIO driver loaded
input: axp20x-pek as /devices/platform/soc/1c2ac00.i2c/i2c-0/0-0034/axp20x-pek/input/input0
axp20x-i2c 0-0034: AXP20X driver loaded
sunxi-wdt 1c20c90.watchdog: Watchdog enabled (timeout=16 sec, nowayout=0)
ledtrig-cpu: registered to indicate activity on CPUs
sun4i-ss 1c15000.crypto-engine: no reset control found
sun4i-ss 1c15000.crypto-engine: Die ID 1
axp20x-adc axp20x-adc: DMA mask not set
vcc-wifi: Bringing 2800000uV into 3300000-3300000uV
sun5i-pinctrl 1c20800.pinctrl: supply vcc-pf not found, using dummy regulator
sun5i-pinctrl 1c20800.pinctrl: supply vcc-pc not found, using dummy regulator
NET: Registered PF_INET6 protocol family
Segment Routing with IPv6
In-situ OAM (IOAM) with IPv6
sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
NET: Registered PF_PACKET protocol family
registered taskstats version 1
Loading compiled-in X.509 certificates
Key type .fscrypt registered
Key type fscrypt-provisioning registered
Key type big_key registered
Key type encrypted registered
sunxi-mmc 1c11000.mmc: initialized, max. request size: 16384 KB
core: _opp_supported_by_regulators: OPP minuV: 1350000 maxuV: 1350000, not supported by regulator
cpu cpu0: _opp_add: OPP not supported by regulators (912000000)
core: _opp_supported_by_regulators: OPP minuV: 1300000 maxuV: 1300000, not supported by regulator
cpu cpu0: _opp_add: OPP not supported by regulators (864000000)
core: _opp_supported_by_regulators: OPP minuV: 1200000 maxuV: 1200000, not supported by regulator
cpu cpu0: _opp_add: OPP not supported by regulators (624000000)
core: _opp_supported_by_regulators: OPP minuV: 1200000 maxuV: 1200000, not supported by regulator
cpu cpu0: _opp_add: OPP not supported by regulators (576000000)
core: _opp_supported_by_regulators: OPP minuV: 1200000 maxuV: 1200000, not supported by regulator
cpu cpu0: _opp_add: OPP not supported by regulators (432000000)
sun5i-pinctrl 1c20800.pinctrl: supply vcc-pf not found, using dummy regulator
sunxi-mmc 1c0f000.mmc: Got CD GPIO
cfg80211: Loading compiled-in X.509 certificates for regulatory database
Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
clk: Disabling unused clocks
sunxi-mmc 1c0f000.mmc: initialized, max. request size: 16384 KB
/dev/root: Can't open blockdev
VFS: Cannot open root device "(null)" or unknown-block(0,0): error -6
Please append a correct "root=" boot option; here are the available partitions:
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)
CPU: 0 PID: 1 Comm: swapper Not tainted 6.4.1-00500-gfe4a247a2472 #10
Hardware name: Allwinner sun4i/sun5i Families
 unwind_backtrace from show_stack+0x10/0x14
 show_stack from dump_stack_lvl+0x24/0x2c
 dump_stack_lvl from panic+0xe4/0x2b4
 panic from mount_block_root+0x1a4/0x23c
 mount_block_root from prepare_namespace+0x150/0x18c
 prepare_namespace from kernel_init+0x18/0x12c
 kernel_init from ret_from_fork+0x14/0x2c
Exception stack(0xd0811fb0 to 0xd0811ff8)
1fa0:                                     00000000 00000000 00000000 00000000
1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
---[ end Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0) ]---