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The Root Password
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note-after-note-2024-june-16-the-root-password.md

NoteAfterNote-9
The Root Password
Published: June 16, 2024
Link: https://gist.github.com/NoteAfterNote/1a5dc912d01b05350e178c30fbb18510

 

Step 1. Termux: Enable Wake-Lock

Step 2. Backup vmtest

Step 3. Review

Step 4. Startup the QEMU Linux Server with alpine-virt-3.20.0-x86_64.iso, remove the root password

~ $ QEMU_SOCKET_FILENAME=$HOME/termux-qemu-usb/qemu.socket ; touch $QEMU_SOCKET_FILENAME ; VM=$HOME/termux-qemu-usb/vmtest ; ISO1=$HOME/termux-qemu-usb/alpine-virt-3.20.0-x86_64.iso ; ISO2=$HOME/termux-qemu-usb/alpine-extended-3.20.0-x86_64.iso ; qemu-system-x86_64 -m 1500M -machine q35 -smp 4 -device virtio-rng-pci -device pci-bridge,id=bridge0,chassis_nr=1 -nographic -monitor unix:$QEMU_SOCKET_FILENAME,server,wait=off -serial mon:stdio -drive if=none,id=vm,format=raw,file=$VM -device virtio-blk-pci,id=vmvirt1,drive=vm -drive if=none,id=iso1,format=raw,file=$ISO1 -device virtio-blk-pci,id=virt2,drive=iso1,bootindex=1 -drive if=none,id=iso2,format=raw,file=$ISO2 -device virtio-blk-pci,id=virt3,drive=iso2

Welcome to Alpine Linux 3.20
Kernel 6.6.31-0-virt on an x86_64 (/dev/ttyS0)

localhost login: root
Welcome to Alpine!

The Alpine Wiki contains a large amount of how-to guides and general
information about administrating Alpine systems.
See <https://wiki.alpinelinux.org/>.

You can setup the system with the command: setup-alpine

You may change this message by editing /etc/motd.

localhost:~# 
localhost:~# lsblk
-sh: lsblk: not found
localhost:~# 
localhost:~# blkid
/dev/loop0: TYPE="squashfs"
/dev/vda1: UUID="933abcba-6d5f-40f4-9584-b373deac796f" TYPE="ext4"
/dev/vda2: UUID="088d8ec9-c1c5-46f1-8377-200028167bf7" TYPE="swap"
/dev/vda3: UUID="ae7bb8b0-5180-432a-80a5-e4a3065e4684" TYPE="ext4"
/dev/vdb: LABEL="alpine-virt 3.20.0 x86_64" TYPE="iso9660"
/dev/vdb1: LABEL="alpine-virt 3.20.0 x86_64" TYPE="iso9660"
/dev/vdb2: TYPE="vfat"
/dev/vdc: LABEL="alpine-ext 3.20.0 x86_64" TYPE="iso9660"
/dev/vdc1: LABEL="alpine-ext 3.20.0 x86_64" TYPE="iso9660"
/dev/vdc2: TYPE="vfat"
/dev/loop/0: TYPE="squashfs"
localhost:~# 
localhost:~# apk add nano vim coreutils util-linux
(1/48) Installing coreutils-env (9.5-r1)
(2/48) Installing coreutils-fmt (9.5-r1)
(3/48) Installing coreutils-sha512sum (9.5-r1)
(4/48) Installing libacl (2.3.2-r0)
(5/48) Installing libattr (2.5.2-r0)
(6/48) Installing skalibs (2.14.1.1-r0)
(7/48) Installing utmps-libs (0.1.2.2-r1)
(8/48) Installing coreutils (9.5-r1)
(9/48) Installing ncurses-terminfo-base (6.4_p20240420-r0)
(10/48) Installing libncursesw (6.4_p20240420-r0)
(11/48) Installing nano (8.0-r0)
(12/48) Installing sqlite-libs (3.45.3-r1)
(13/48) Installing util-linux (2.40.1-r1)
(14/48) Installing dmesg (2.40.1-r1)
(15/48) Installing setarch (2.40.1-r1)
(16/48) Installing libeconf (0.6.3-r0)
(17/48) Installing libblkid (2.40.1-r1)
(18/48) Installing libuuid (2.40.1-r1)
(19/48) Installing libfdisk (2.40.1-r1)
(20/48) Installing libmount (2.40.1-r1)
(21/48) Installing libsmartcols (2.40.1-r1)
(22/48) Installing util-linux-misc (2.40.1-r1)
(23/48) Installing linux-pam (1.6.0-r0)
(24/48) Installing runuser (2.40.1-r1)
(25/48) Installing mount (2.40.1-r1)
(26/48) Installing losetup (2.40.1-r1)
(27/48) Installing hexdump (2.40.1-r1)
(28/48) Installing uuidgen (2.40.1-r1)
(29/48) Installing blkid (2.40.1-r1)
(30/48) Installing sfdisk (2.40.1-r1)
(31/48) Installing mcookie (2.40.1-r1)
(32/48) Installing agetty (2.40.1-r1)
(33/48) Installing agetty-openrc (0.54-r1)
(34/48) Installing wipefs (2.40.1-r1)
(35/48) Installing cfdisk (2.40.1-r1)
(36/48) Installing umount (2.40.1-r1)
(37/48) Installing util-linux-openrc (2.40.1-r1)
(38/48) Installing flock (2.40.1-r1)
(39/48) Installing lsblk (2.40.1-r1)
(40/48) Installing libcap-ng (0.8.5-r0)
(41/48) Installing setpriv (2.40.1-r1)
(42/48) Installing logger (2.40.1-r1)
(43/48) Installing partx (2.40.1-r1)
(44/48) Installing fstrim (2.40.1-r1)
(45/48) Installing findmnt (2.40.1-r1)
(46/48) Installing vim-common (9.1.0414-r0)
(47/48) Installing xxd (9.1.0414-r0)
(48/48) Installing vim (9.1.0414-r0)
Executing busybox-1.36.1-r28.trigger
OK: 52 MiB in 73 packages
localhost:~# 
localhost:~# lsblk
NAME   MAJ:MIN RM  SIZE RO TYPE MOUNTPOINTS
loop0    7:0    0 19.2M  1 loop /.modloop
sr0     11:0    1    2K  0 rom  
vda    253:0    0    3G  0 disk 
├─vda1 253:1    0  300M  0 part 
├─vda2 253:2    0  768M  0 part 
└─vda3 253:3    0    2G  0 part 
vdb    253:16   0   61M  0 disk /media/vdb
├─vdb1 253:17   0   61M  0 part 
└─vdb2 253:18   0  1.4M  0 part 
vdc    253:32   0  975M  0 disk /media/vdc
├─vdc1 253:33   0  975M  0 part 
└─vdc2 253:34   0  1.4M  0 part 
localhost:~# 
localhost:~# blkid | grep ext4
/dev/vda3: UUID="ae7bb8b0-5180-432a-80a5-e4a3065e4684" BLOCK_SIZE="4096" TYPE="ext4" PARTUUID="0c1ddc57-03"
/dev/vda1: UUID="933abcba-6d5f-40f4-9584-b373deac796f" BLOCK_SIZE="1024" TYPE="ext4" PARTUUID="0c1ddc57-01"
localhost:~# 
localhost:~# 
localhost:~# mkdir /mnt/vmtest-root
localhost:~# 
localhost:~# mount /dev/vda3 /mnt/vmtest-root
localhost:~# cd /mnt/vmtest-root
localhost:/mnt/vmtest-root# 
localhost:/mnt/vmtest-root# pwd
/mnt/vmtest-root
localhost:/mnt/vmtest-root# cd /mnt/vmtest-root/etc
localhost:/mnt/vmtest-root/etc# pwd
/mnt/vmtest-root/etc
localhost:/mnt/vmtest-root/etc# ls -l shadow
-rw-r----- 1 root shadow 619 Jun 15 23:39 shadow
localhost:/mnt/vmtest-root/etc# 
localhost:/mnt/vmtest-root/etc# cp -pvi shadow shadow-backup
'shadow' -> 'shadow-backup'
localhost:/mnt/vmtest-root/etc# 
localhost:/mnt/vmtest-root/etc# gawk --version
-sh: gawk: not found
localhost:/mnt/vmtest-root/etc# awk --help
BusyBox v1.36.1 (2024-05-21 13:38:37 UTC) multi-call binary.

Usage: awk [OPTIONS] [AWK_PROGRAM] [FILE]...

        -v VAR=VAL	Set variable
        -F SEP		Use SEP as field separator
        -f FILE		Read program from FILE
        -e AWK_PROGRAM
localhost:/mnt/vmtest-root/etc# 
localhost:/mnt/vmtest-root/etc# grep ^root shadow
root:$6$EqQKv/l.jNglzsun$pOdwf62XUkRlPk6wdYA.FVSbsqYwy5/1/6dd7Anv4/8PkJ2q1gBAvZNWB7zrExg2XjvnR5FbAKyYR7SXqq1sp1:19890:0:::::
localhost:/mnt/vmtest-root/etc# 
localhost:/mnt/vmtest-root/etc# awk -F: -v OFS=':' -e '/^root/ {$2="" ; print} !/^root/ {print}' shadow > shadow-root-no-password
localhost:/mnt/vmtest-root/etc# 
localhost:/mnt/vmtest-root/etc# wc shadow shadow-root-no-password
  26   26  619 shadow
  26   26  513 shadow-root-no-password
  52   52 1132 total
localhost:/mnt/vmtest-root/etc# 
localhost:/mnt/vmtest-root/etc# grep ^root shadow 
root:$6$EqQKv/l.jNglzsun$pOdwf62XUkRlPk6wdYA.FVSbsqYwy5/1/6dd7Anv4/8PkJ2q1gBAvZNWB7zrExg2XjvnR5FbAKyYR7SXqq1sp1:19890:0:::::
localhost:/mnt/vmtest-root/etc# 
localhost:/mnt/vmtest-root/etc# 
localhost:/mnt/vmtest-root/etc# grep ^root shadow-root-no-password
root::19889:0:::::
localhost:/mnt/vmtest-root/etc# 
localhost:/mnt/vmtest-root/etc# cp -pvi shadow-root-no-password shadow
cp: overwrite 'shadow'? y
'shadow-root-no-password' -> 'shadow'
localhost:/mnt/vmtest-root/etc# 
localhost:/mnt/vmtest-root/etc# grep ^root shadow 
root::19889:0:::::
localhost:/mnt/vmtest-root/etc# 
localhost:/mnt/vmtest-root/etc# cd /
localhost:/# df -h
Filesystem      Size  Used Avail Use% Mounted on
devtmpfs         10M     0   10M   0% /dev
shm             720M     0  720M   0% /dev/shm
/dev/vdb         61M   61M     0 100% /media/vdb
/dev/vdc        975M  975M     0 100% /media/vdc
tmpfs           720M   51M  669M   8% /
tmpfs           288M   52K  288M   1% /run
/dev/loop0       20M   20M     0 100% /.modloop
/dev/vda3       1.9G  978M  840M  54% /mnt/vmtest-root
localhost:/# umount /mnt/vmtest-root
localhost:/# poweroff
localhost:/# ~ $

Step 5. Startup the QEMU Linux Server with vmtest, give root a password

~ $ QEMU_SOCKET_FILENAME=$HOME/termux-qemu-usb/qemu.socket ; touch $QEMU_SOCKET_FILENAME ; VM=$HOME/termux-qemu-usb/vmtest ; ISO1=$HOME/termux-qemu-usb/alpine-virt-3.20.0-x86_64.iso ; ISO2=$HOME/termux-qemu-usb/alpine-extended-3.20.0-x86_64.iso ; qemu-system-x86_64 -m 1500M -machine q35 -smp 4 -device virtio-rng-pci -device pci-bridge,id=bridge0,chassis_nr=1 -nographic -monitor unix:$QEMU_SOCKET_FILENAME,server,wait=off -serial mon:stdio -drive if=none,id=vm,format=raw,file=$VM -device virtio-blk-pci,id=vmvirt1,drive=vm,bootindex=1 -device e1000,netdev=net0,mac=52:54:12:34:56:78 -netdev user,id=net0,ipv6=off,hostfwd=tcp:127.0.0.1:9080-:80,hostfwd=tcp:127.0.0.1:9022-:22

[    0.000000] Linux version 6.6.33-0-virt (buildozer@build-3-20-x86_64) (gcc (Alpine 13.2.1_git20240309) 13.2.1 20240309, GNU ld (GNU Binutils) 2.42) #1-Alpine SMP PREEMPT_DYNAMIC Thu, 13 Jun 2024 07:49:22 +0000
[    0.000000] Command line: BOOT_IMAGE=vmlinuz-virt root=UUID=ae7bb8b0-5180-432a-80a5-e4a3065e4684 modules=sd-mod,usb-storage,ext4 console=ttyS0,115200,8n1 rootfstype=ext4 initrd=initramfs-virt
[    0.000000] BIOS-provided physical RAM map:
[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable
[    0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved
[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000005dbdbfff] usable
[    0.000000] BIOS-e820: [mem 0x000000005dbdc000-0x000000005dbfffff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000b0000000-0x00000000bfffffff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000fed1c000-0x00000000fed1ffff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved
[    0.000000] BIOS-e820: [mem 0x000000fd00000000-0x000000ffffffffff] reserved
[    0.000000] NX (Execute Disable) protection: active
[    0.000000] APIC: Static calls initialized
[    0.000000] SMBIOS 2.8 present.
[    0.000000] DMI: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.2-0-gea1b7a073390-prebuilt.qemu.org 04/01/2014
[    0.000000] tsc: Fast TSC calibration failed
[    0.000000] last_pfn = 0x5dbdc max_arch_pfn = 0x400000000
[    0.000000] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs
[    0.000000] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  
[    0.000000] RAMDISK: [mem 0x5d3f4000-0x5dbdbfff]
[    0.000000] ACPI: Early table checksum verification disabled
[    0.000000] ACPI: RSDP 0x00000000000F59B0 000014 (v00 BOCHS )
[    0.000000] ACPI: RSDT 0x000000005DBE30C1 000038 (v01 BOCHS  BXPC     00000001 BXPC 00000001)
[    0.000000] ACPI: FACP 0x000000005DBE2EA1 0000F4 (v03 BOCHS  BXPC     00000001 BXPC 00000001)
[    0.000000] ACPI: DSDT 0x000000005DBE0040 002E61 (v01 BOCHS  BXPC     00000001 BXPC 00000001)
[    0.000000] ACPI: FACS 0x000000005DBE0000 000040
[    0.000000] ACPI: APIC 0x000000005DBE2F95 000090 (v01 BOCHS  BXPC     00000001 BXPC 00000001)
[    0.000000] ACPI: HPET 0x000000005DBE3025 000038 (v01 BOCHS  BXPC     00000001 BXPC 00000001)
[    0.000000] ACPI: MCFG 0x000000005DBE305D 00003C (v01 BOCHS  BXPC     00000001 BXPC 00000001)
[    0.000000] ACPI: WAET 0x000000005DBE3099 000028 (v01 BOCHS  BXPC     00000001 BXPC 00000001)
[    0.000000] ACPI: Reserving FACP table memory at [mem 0x5dbe2ea1-0x5dbe2f94]
[    0.000000] ACPI: Reserving DSDT table memory at [mem 0x5dbe0040-0x5dbe2ea0]
[    0.000000] ACPI: Reserving FACS table memory at [mem 0x5dbe0000-0x5dbe003f]
[    0.000000] ACPI: Reserving APIC table memory at [mem 0x5dbe2f95-0x5dbe3024]
[    0.000000] ACPI: Reserving HPET table memory at [mem 0x5dbe3025-0x5dbe305c]
[    0.000000] ACPI: Reserving MCFG table memory at [mem 0x5dbe305d-0x5dbe3098]
[    0.000000] ACPI: Reserving WAET table memory at [mem 0x5dbe3099-0x5dbe30c0]
[    0.000000] Zone ranges:
[    0.000000]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
[    0.000000]   DMA32    [mem 0x0000000001000000-0x000000005dbdbfff]
[    0.000000]   Normal   empty
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x0000000000001000-0x000000000009efff]
[    0.000000]   node   0: [mem 0x0000000000100000-0x000000005dbdbfff]
[    0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000005dbdbfff]
[    0.000000] On node 0, zone DMA: 1 pages in unavailable ranges
[    0.000000] On node 0, zone DMA: 97 pages in unavailable ranges
[    0.000000] On node 0, zone DMA32: 9252 pages in unavailable ranges
[    0.000000] ACPI: PM-Timer IO Port: 0x608
[    0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
[    0.000000] IOAPIC[0]: apic_id 0, version 32, address 0xfec00000, GSI 0-23
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
[    0.000000] ACPI: Using ACPI (MADT) for SMP configuration information
[    0.000000] ACPI: HPET id: 0x8086a201 base: 0xfed00000
[    0.000000] smpboot: Allowing 4 CPUs, 0 hotplug CPUs
[    0.000000] [mem 0x5dc00000-0xafffffff] available for PCI devices
[    0.000000] Booting paravirtualized kernel on bare hardware
[    0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[    0.000000] setup_percpu: NR_CPUS:256 nr_cpumask_bits:4 nr_cpu_ids:4 nr_node_ids:1
[    0.000000] percpu: Embedded 57 pages/cpu s195560 r8192 d29720 u524288
[    0.000000] Kernel command line: BOOT_IMAGE=vmlinuz-virt root=UUID=ae7bb8b0-5180-432a-80a5-e4a3065e4684 modules=sd-mod,usb-storage,ext4 console=ttyS0,115200,8n1 rootfstype=ext4 initrd=initramfs-virt
[    0.000000] Unknown kernel command line parameters "BOOT_IMAGE=vmlinuz-virt modules=sd-mod,usb-storage,ext4", will be passed to user space.
[    0.000000] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)
[    0.000000] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes, linear)
[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 377708
[    0.000000] mem auto-init: stack:all(zero), heap alloc:on, heap free:off
[    0.000000] Memory: 1460632K/1535464K available (14336K kernel code, 1799K rwdata, 8232K rodata, 2696K init, 2032K bss, 74572K reserved, 0K cma-reserved)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[    0.000000] Dynamic Preempt: none
[    0.000000] rcu: Preemptible hierarchical RCU implementation.
[    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=256 to nr_cpu_ids=4.
[    0.000000] 	Trampoline 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] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
[    0.000000] NR_IRQS: 16640, nr_irqs: 456, preallocated irqs: 16
[    0.000000] rcu: srcu_init: Setting srcu_struct sizes based on contention.
[    0.000000] kfence: initialized - using 2097152 bytes for 255 objects at 0x(____ptrval____)-0x(____ptrval____)
[    0.000000] Console: colour VGA+ 80x25
[    0.000000] printk: console [ttyS0] enabled
[    0.000000] ACPI: Core revision 20230628
[    0.000000] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns
[    0.040000] APIC: Switch to symmetric I/O mode setup
[    0.100000] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[    0.190000] tsc: Unable to calibrate against PIT
[    0.190000] tsc: using HPET reference calibration
[    0.200000] tsc: Detected 999.946 MHz processor
[    0.006643] tsc: Marking TSC unstable due to TSCs unsynchronized
[    0.023686] Calibrating delay loop (skipped), value calculated using timer frequency.. 1999.89 BogoMIPS (lpj=9999460)
[    0.042556] process: using AMD E400 aware idle routine
[    0.046761] Last level iTLB entries: 4KB 512, 2MB 255, 4MB 127
[    0.048804] Last level dTLB entries: 4KB 512, 2MB 255, 4MB 127, 1GB 0
[    0.056953] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
[    0.063832] Spectre V2 : Mitigation: Retpolines
[    0.065503] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch
[    0.068252] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT
[    0.105277] x86/fpu: x87 FPU will use FXSAVE
[    1.910211] Freeing SMP alternatives memory: 32K
[    1.925360] pid_max: default: 32768 minimum: 301
[    2.048673] LSM: initializing lsm=lockdown,capability,landlock,integrity
[    2.130097] landlock: Up and running.
[    2.199567] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, linear)
[    2.204114] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, linear)
[    2.780464] smpboot: CPU0: AMD QEMU Virtual CPU version 2.5+ (family: 0xf, model: 0x6b, stepping: 0x1)
[    2.929479] RCU Tasks: Setting shift to 2 and lim to 1 rcu_task_cb_adjust=1.
[    2.935362] RCU Tasks Trace: Setting shift to 2 and lim to 1 rcu_task_cb_adjust=1.
[    2.948620] Performance Events: PMU not available due to virtualization, using software events only.
[    2.967457] signal: max sigframe size: 1440
[    2.989092] rcu: Hierarchical SRCU implementation.
[    2.991605] rcu: 	Max phase no-delay instances is 1000.
[    3.107327] NMI watchdog: Perf NMI watchdog permanently disabled
[    3.154298] smp: Bringing up secondary CPUs ...
[    3.230965] smpboot: x86: Booting SMP configuration:
[    3.233135] .... node  #0, CPUs:      #1 #2 #3
[    0.000000] calibrate_delay_direct() failed to get a good estimate for loops_per_jiffy.
[    0.000000] Probably due to long platform interrupts. Consider using "lpj=" boot option.
[    4.286932] smp: Brought up 1 node, 4 CPUs
[    4.289087] smpboot: Max logical packages: 1
[    4.292979] ----------------
[    4.294352] | NMI testsuite:
[    4.296220] --------------------
[    4.297757]   remote IPI:  ok  |
[    4.314025]    local IPI:  ok  |
[    4.317711] --------------------
[    4.318952] Good, all   2 testcases passed! |
[    4.322264] ---------------------------------
[    4.325082] smpboot: Total of 4 processors activated (8011.35 BogoMIPS)
[    4.681640] devtmpfs: initialized
[    4.762919] x86/mm: Memory block size: 128MB
[    4.905357] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[    4.928732] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)
[    5.293980] NET: Registered PF_NETLINK/PF_ROUTE protocol family
[    5.364908] audit: initializing netlink subsys (disabled)
[    5.419290] audit: type=2000 audit(1718583939.600:1): state=initialized audit_enabled=0 res=1
[    5.479412] thermal_sys: Registered thermal governor 'step_wise'
[    5.488165] cpuidle: using governor ladder
[    5.499133] cpuidle: using governor menu
[    5.537409] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
[    5.624737] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xb0000000-0xbfffffff] (base 0xb0000000)
[    5.643264] PCI: MMCONFIG at [mem 0xb0000000-0xbfffffff] reserved as E820 entry
[    5.673017] PCI: Using configuration type 1 for base access
[    5.714231] mtrr: your CPUs had inconsistent fixed MTRR settings
[    5.717788] mtrr: your CPUs had inconsistent variable MTRR settings
[    5.719920] mtrr: your CPUs had inconsistent MTRRdefType settings
[    5.724381] mtrr: probably your BIOS does not setup all CPUs.
[    5.726207] mtrr: corrected configuration.
[    5.767571] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible.
[    5.906263] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages
[    5.908450] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page
[    6.327928] ACPI: Added _OSI(Module Device)
[    6.331113] ACPI: Added _OSI(Processor Device)
[    6.332571] ACPI: Added _OSI(3.0 _SCP Extensions)
[    6.340671] ACPI: Added _OSI(Processor Aggregator Device)
[    6.954411] ACPI: 1 ACPI AML tables successfully acquired and loaded
[    7.237528] ACPI: _OSC evaluation for CPUs failed, trying _PDC
[    7.279160] ACPI: Interpreter enabled
[    7.302585] ACPI: PM: (supports S0 S3 S5)
[    7.304749] ACPI: Using IOAPIC for interrupt routing
[    7.329195] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[    7.331350] PCI: Using E820 reservations for host bridge windows
[    7.364654] ACPI: Enabled 2 GPEs in block 00 to 3F
[    8.089550] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[    8.102511] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
[    8.126025] acpi PNP0A08:00: _OSC: platform does not support [PCIeHotplug LTR]
[    8.143970] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability]
[    8.234471] PCI host bridge to bus 0000:00
[    8.239014] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
[    8.245677] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
[    8.247796] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
[    8.252154] pci_bus 0000:00: root bus resource [mem 0x5dc00000-0xafffffff window]
[    8.254269] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window]
[    8.257191] pci_bus 0000:00: root bus resource [mem 0x100000000-0x8ffffffff window]
[    8.263503] pci_bus 0000:00: root bus resource [bus 00-ff]
[    8.292591] pci 0000:00:00.0: [8086:29c0] type 00 class 0x060000
[    8.367623] pci 0000:00:01.0: [1234:1111] type 00 class 0x030000
[    8.383627] pci 0000:00:01.0: reg 0x10: [mem 0xfd000000-0xfdffffff pref]
[    8.410935] pci 0000:00:01.0: reg 0x18: [mem 0xfea70000-0xfea70fff]
[    8.460744] pci 0000:00:01.0: reg 0x30: [mem 0xfea60000-0xfea6ffff pref]
[    8.475537] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
[    8.499805] pci 0000:00:02.0: [1af4:1005] type 00 class 0x00ff00
[    8.520794] pci 0000:00:02.0: reg 0x10: [io  0xd100-0xd11f]
[    8.540755] pci 0000:00:02.0: reg 0x14: [mem 0xfea71000-0xfea71fff]
[    8.610874] pci 0000:00:02.0: reg 0x20: [mem 0xfe200000-0xfe203fff 64bit pref]
[    8.656948] pci 0000:00:03.0: [1b36:0001] type 01 class 0x060400
[    8.683535] pci 0000:00:03.0: reg 0x10: [mem 0xfea72000-0xfea720ff 64bit]
[    8.734374] pci 0000:00:04.0: [1af4:1001] type 00 class 0x010000
[    8.750975] pci 0000:00:04.0: reg 0x10: [io  0xd000-0xd07f]
[    8.780636] pci 0000:00:04.0: reg 0x14: [mem 0xfea73000-0xfea73fff]
[    8.842096] pci 0000:00:04.0: reg 0x20: [mem 0xfe204000-0xfe207fff 64bit pref]
[    8.878075] pci 0000:00:05.0: [8086:100e] type 00 class 0x020000
[    8.892410] pci 0000:00:05.0: reg 0x10: [mem 0xfea40000-0xfea5ffff]
[    8.901034] pci 0000:00:05.0: reg 0x14: [io  0xd080-0xd0bf]
[    8.985112] pci 0000:00:05.0: reg 0x30: [mem 0xfea00000-0xfea3ffff pref]
[    9.003946] pci 0000:00:1f.0: [8086:2918] type 00 class 0x060100
[    9.014791] pci 0000:00:1f.0: quirk: [io  0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO
[    9.022546] pci 0000:00:1f.0: quirk_ich7_lpc+0x0/0x60 took 19531 usecs
[    9.038747] pci 0000:00:1f.2: [8086:2922] type 00 class 0x010601
[    9.111174] pci 0000:00:1f.2: reg 0x20: [io  0xd120-0xd13f]
[    9.130849] pci 0000:00:1f.2: reg 0x24: [mem 0xfea74000-0xfea74fff]
[    9.169353] pci 0000:00:1f.3: [8086:2930] type 00 class 0x0c0500
[    9.217466] pci 0000:00:1f.3: reg 0x20: [io  0x0700-0x073f]
[    9.263776] pci_bus 0000:01: extended config space not accessible
[    9.329824] acpiphp: Slot [0] registered
[    9.335657] acpiphp: Slot [1] registered
[    9.341152] acpiphp: Slot [2] registered
[    9.345184] acpiphp: Slot [3] registered
[    9.348838] acpiphp: Slot [4] registered
[    9.353723] acpiphp: Slot [5] registered
[    9.357370] acpiphp: Slot [6] registered
[    9.360039] acpiphp: Slot [7] registered
[    9.365680] acpiphp: Slot [8] registered
[    9.370081] acpiphp: Slot [9] registered
[    9.375045] acpiphp: Slot [10] registered
[    9.379534] acpiphp: Slot [11] registered
[    9.383376] acpiphp: Slot [12] registered
[    9.386371] acpiphp: Slot [13] registered
[    9.389218] acpiphp: Slot [14] registered
[    9.392671] acpiphp: Slot [15] registered
[    9.397292] acpiphp: Slot [16] registered
[    9.402100] acpiphp: Slot [17] registered
[    9.405706] acpiphp: Slot [18] registered
[    9.413356] acpiphp: Slot [19] registered
[    9.419072] acpiphp: Slot [20] registered
[    9.423699] acpiphp: Slot [21] registered
[    9.428064] acpiphp: Slot [22] registered
[    9.433268] acpiphp: Slot [23] registered
[    9.436899] acpiphp: Slot [24] registered
[    9.439727] acpiphp: Slot [25] registered
[    9.443201] acpiphp: Slot [26] registered
[    9.447088] acpiphp: Slot [27] registered
[    9.451160] acpiphp: Slot [28] registered
[    9.458185] acpiphp: Slot [29] registered
[    9.462854] acpiphp: Slot [30] registered
[    9.465573] acpiphp: Slot [31] registered
[    9.470937] pci 0000:00:03.0: PCI bridge to [bus 01]
[    9.475126] pci 0000:00:03.0:   bridge window [io  0xc000-0xcfff]
[    9.479750] pci 0000:00:03.0:   bridge window [mem 0xfe800000-0xfe9fffff]
[    9.485229] pci 0000:00:03.0:   bridge window [mem 0xfe000000-0xfe1fffff 64bit pref]
[    9.575308] ACPI: PCI: Interrupt link LNKA configured for IRQ 10
[    9.590067] ACPI: PCI: Interrupt link LNKB configured for IRQ 10
[    9.603099] ACPI: PCI: Interrupt link LNKC configured for IRQ 11
[    9.614433] ACPI: PCI: Interrupt link LNKD configured for IRQ 11
[    9.627317] ACPI: PCI: Interrupt link LNKE configured for IRQ 10
[    9.644170] ACPI: PCI: Interrupt link LNKF configured for IRQ 10
[    9.655645] ACPI: PCI: Interrupt link LNKG configured for IRQ 11
[    9.668122] ACPI: PCI: Interrupt link LNKH configured for IRQ 11
[    9.674289] ACPI: PCI: Interrupt link GSIA configured for IRQ 16
[    9.678351] ACPI: PCI: Interrupt link GSIB configured for IRQ 17
[    9.683570] ACPI: PCI: Interrupt link GSIC configured for IRQ 18
[    9.688154] ACPI: PCI: Interrupt link GSID configured for IRQ 19
[    9.693494] ACPI: PCI: Interrupt link GSIE configured for IRQ 20
[    9.697812] ACPI: PCI: Interrupt link GSIF configured for IRQ 21
[    9.703340] ACPI: PCI: Interrupt link GSIG configured for IRQ 22
[    9.707835] ACPI: PCI: Interrupt link GSIH configured for IRQ 23
[    9.803776] iommu: Default domain type: Translated
[    9.806073] iommu: DMA domain TLB invalidation policy: lazy mode
[    9.864849] SCSI subsystem initialized
[    9.901106] pps_core: LinuxPPS API ver. 1 registered
[    9.903990] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[    9.909530] PTP clock support registered
[   10.128812] PCI: Using ACPI for IRQ routing
[   10.262368] hpet: 3 channels of 0 reserved for per-cpu timers
[   10.278810] clocksource: Switched to clocksource hpet
[   10.503434] VFS: Disk quotas dquot_6.6.0
[   10.509133] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[   10.582878] pnp: PnP ACPI init
[   10.893402] system 00:05: [mem 0xb0000000-0xbfffffff window] has been reserved
[   11.359832] pnp: PnP ACPI: found 6 devices
[   12.247550] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
[   12.319347] NET: Registered PF_INET protocol family
[   12.363704] IP idents hash table entries: 32768 (order: 6, 262144 bytes, linear)
[   12.538093] tcp_listen_portaddr_hash hash table entries: 1024 (order: 2, 16384 bytes, linear)
[   12.544215] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear)
[   12.548827] TCP established hash table entries: 16384 (order: 5, 131072 bytes, linear)
[   12.563551] TCP bind hash table entries: 16384 (order: 7, 524288 bytes, linear)
[   12.571207] TCP: Hash tables configured (established 16384 bind 16384)
[   12.646541] MPTCP token hash table entries: 2048 (order: 3, 49152 bytes, linear)
[   12.656279] UDP hash table entries: 1024 (order: 3, 32768 bytes, linear)
[   12.663666] UDP-Lite hash table entries: 1024 (order: 3, 32768 bytes, linear)
[   12.697930] NET: Registered PF_UNIX/PF_LOCAL protocol family
[   12.712059] NET: Registered PF_XDP protocol family
[   12.734225] pci 0000:00:03.0: PCI bridge to [bus 01]
[   12.739821] pci 0000:00:03.0:   bridge window [io  0xc000-0xcfff]
[   12.755309] pci 0000:00:03.0:   bridge window [mem 0xfe800000-0xfe9fffff]
[   12.766887] pci 0000:00:03.0:   bridge window [mem 0xfe000000-0xfe1fffff 64bit pref]
[   12.788647] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
[   12.794655] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
[   12.796692] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
[   12.799316] pci_bus 0000:00: resource 7 [mem 0x5dc00000-0xafffffff window]
[   12.803632] pci_bus 0000:00: resource 8 [mem 0xc0000000-0xfebfffff window]
[   12.805617] pci_bus 0000:00: resource 9 [mem 0x100000000-0x8ffffffff window]
[   12.808750] pci_bus 0000:01: resource 0 [io  0xc000-0xcfff]
[   12.816756] pci_bus 0000:01: resource 1 [mem 0xfe800000-0xfe9fffff]
[   12.818720] pci_bus 0000:01: resource 2 [mem 0xfe000000-0xfe1fffff 64bit pref]
[   12.849349] PCI: CLS 0 bytes, default 64
[   13.108947] Unpacking initramfs...
[   13.205568] Initialise system trusted keyrings
[   13.326462] workingset: timestamp_bits=46 max_order=19 bucket_order=0
[   13.353934] zbud: loaded
[   13.496025] Key type asymmetric registered
[   13.498729] Asymmetric key parser 'x509' registered
[   13.520472] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)
[   13.592464] io scheduler mq-deadline registered
[   13.595071] io scheduler kyber registered
[   13.613046] io scheduler bfq registered
[   13.988072] ERST DBG: ERST support is disabled.
[   14.183771] ACPI: \_SB_.GSIG: Enabled at IRQ 22
[   14.449065] ACPI: \_SB_.GSIE: Enabled at IRQ 20
[   14.535462] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[   14.643517] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
[   15.016503] VMware PVSCSI driver - version 1.0.7.0-k
[   15.089197] ACPI: \_SB_.GSIA: Enabled at IRQ 16
[   15.288713] ahci 0000:00:1f.2: AHCI 0001.0000 32 slots 6 ports 1.5 Gbps 0x3f impl SATA mode
[   15.303194] ahci 0000:00:1f.2: flags: 64bit ncq only 
[   15.606444] scsi host0: ahci
[   15.735661] scsi host1: ahci
[   15.783042] scsi host2: ahci
[   15.855083] scsi host3: ahci
[   15.904537] scsi host4: ahci
[   15.953508] scsi host5: ahci
[   15.984663] ata1: SATA max UDMA/133 abar m4096@0xfea74000 port 0xfea74100 irq 24
[   16.001944] ata2: SATA max UDMA/133 abar m4096@0xfea74000 port 0xfea74180 irq 24
[   16.004348] ata3: SATA max UDMA/133 abar m4096@0xfea74000 port 0xfea74200 irq 24
[   16.006416] ata4: SATA max UDMA/133 abar m4096@0xfea74000 port 0xfea74280 irq 24
[   16.008804] ata5: SATA max UDMA/133 abar m4096@0xfea74000 port 0xfea74300 irq 24
[   16.022214] ata6: SATA max UDMA/133 abar m4096@0xfea74000 port 0xfea74380 irq 24
[   16.145084] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12
[   16.343064] serio: i8042 KBD port at 0x60,0x64 irq 1
[   16.347402] serio: i8042 AUX port at 0x60,0x64 irq 12
[   16.368458] rtc_cmos 00:04: RTC can wake from S4
[   16.516911] ata1: SATA link down (SStatus 0 SControl 300)
[   16.560078] ata2: SATA link down (SStatus 0 SControl 300)
[   16.600354] rtc_cmos 00:04: registered as rtc0
[   16.601791] ata6: SATA link down (SStatus 0 SControl 300)
[   16.645002] ata5: SATA link down (SStatus 0 SControl 300)
[   16.656705] rtc_cmos 00:04: setting system clock to 2024-06-17T00:25:51 UTC (1718583951)
[   16.668784] ata4: SATA link down (SStatus 0 SControl 300)
[   16.727943] ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[   16.734263] rtc_cmos 00:04: alarms up to one day, y3k, 242 bytes nvram, hpet irqs
[   16.739894] amd_pstate: the _CPC object is not present in SBIOS or ACPI disabled
[   16.806502] gre: GRE over IPv4 demultiplexor driver
[   16.892158] ata3.00: ATAPI: QEMU DVD-ROM, 2.5+, max UDMA/100
[   16.894791] ata3.00: applying bridge limits
[   16.947700] ata3.00: configured for UDMA/100
[   17.485886] scsi 2:0:0:0: CD-ROM            QEMU     QEMU DVD-ROM     2.5+ PQ: 0 ANSI: 5
[   18.047193] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input0
[   18.299089] NET: Registered PF_INET6 protocol family
[   18.637380] Segment Routing with IPv6
[   18.655930] In-situ OAM (IOAM) with IPv6
[   18.714806] Key type dns_resolver registered
[   18.756114] IPI shorthand broadcast: enabled
[   19.856363] registered taskstats version 1
[   19.958702] Loading compiled-in X.509 certificates
[   21.200218] Freeing initrd memory: 8096K
[   24.982049] Loaded X.509 cert 'alpinelinux.org: Alpine Linux kernel key: d76a695f66ad9cd28f5c22a8508f36e91f521f7a'
[   25.135233] Key type .fscrypt registered
[   25.136878] Key type fscrypt-provisioning registered
[   25.238297] Unstable clock detected, switching default tracing clock to "global"
[   25.238297] If you want to keep using the local clock, then add:
[   25.238297]   "trace_clock=local"
[   25.238297] on the kernel command line
[   25.684621] Freeing unused kernel image (initmem) memory: 2696K
[   25.688044] Write protecting the kernel read-only data: 24576k
[   25.740731] Freeing unused kernel image (rodata/data gap) memory: 2008K
[   25.749818] rodata_test: all tests were successful
[   25.755335] Run /init as init process
[   27.864764] Alpine Init 3.10.0-r0
Alpine Init 3.10.0-r0
[   27.982193] Loading boot drivers...
 * Loading boot drivers: [   32.599891] ACPI: bus type USB registered
[   32.696382] usbcore: registered new interface driver usbfs
[   32.715800] usbcore: registered new interface driver hub
[   32.751938] usbcore: registered new device driver usb
[   33.045944] usbcore: registered new interface driver usb-storage
[   38.056731] loop: module loaded
[   40.378918] ACPI: bus type drm_connector registered
[   42.044549] Loading boot drivers: ok.
ok.
[   42.825630] Mounting root...
 * Mounting root: [   43.261067] hrtimer: interrupt took 20606000 ns
[   53.490467] sr 2:0:0:0: [sr0] scsi3-mmc drive: 4x/4x cd/rw xa/form2 tray
[   53.509325] cdrom: Uniform CD-ROM driver Revision: 3.20
[   53.555175] sr 2:0:0:0: [sr0] Hmm, seems the drive doesn't support multisession CD's
[   55.769249] virtio_blk virtio1: 4/0/0 default/read/poll queues
[   56.017164] virtio_blk virtio1: [vda] 6291456 512-byte logical blocks (3.22 GB/3.00 GiB)
[   56.146323]  vda: vda1 vda2 vda3
[   80.106728] block sr0: the capability attribute has been deprecated.
[   94.512265] EXT4-fs (vda3): orphan cleanup on readonly fs
[   94.574084] EXT4-fs (vda3): mounted filesystem ae7bb8b0-5180-432a-80a5-e4a3065e4684 ro with ordered data mode. Quota mode: none.
[   95.234494] Mounting root: ok.
ok.

   OpenRC 0.54 is starting up Linux 6.6.33-0-virt (x86_64)

 * /proc is already mounted
 * Mounting /run ... [ ok ]
 * /run/openrc: creating directory
 * /run/lock: creating directory
 * /run/lock: correcting owner
 * Caching service dependencies ... [ ok ]
 * Remounting devtmpfs on /dev ... [ ok ]
 * Mounting /dev/mqueue ... [ ok ]
 * Mounting security filesystem ... [ ok ]
 * Mounting debug filesystem ... [ ok ]
 * Mounting persistent storage (pstore) filesystem ... [ ok ]
 * Starting busybox mdev ... [ ok ]
 * Scanning hardware for mdev ... [ ok ]
 * Loading hardware drivers ... [ ok ]
 * Loading modules ... [ ok ]
 * Setting system clock using the hardware clock [UTC] ... [ ok ]
 * Checking local filesystems  .../dev/vda3: clean, 40405/128256 files, 268048/512768 blocks
/dev/vda1: clean, 29/76912 files, 54025/307200 blocks
 [ ok ]
 * Remounting root filesystem read/write ... [ ok ]
 * Remounting filesystems ... [ ok ]
 * Activating swap devices ... [ ok ]
 * Mounting local filesystems ... [ ok ]
 * Configuring kernel parameters ... [ ok ]
 * Creating user login records ... [ ok ]
 * Setting hostname ... [ ok ]
 * Starting networking ... *   lo ... [ ok ]
 *   eth0 ...udhcpc: started, v1.36.1
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
 [ ok ]
 * Seeding random number generator ... * Seeding 256 bits and crediting
 * Saving 256 bits of creditable seed for next boot
 [ ok ]
 * Starting busybox syslog ... [ ok ]
 * Starting busybox acpid ... [ ok ]
 * Starting busybox crond ... [ ok ]
 * Starting rngd ... [ ok ]
 * Starting sshd ... [ ok ]
 * Starting vsftpd ... [ ok ]

Welcome to Alpine Linux 3.20
Kernel 6.6.33-0-virt on an x86_64 (/dev/ttyS0)

localhost login: root
Welcome to Alpine!

The Alpine Wiki contains a large amount of how-to guides and general
information about administrating Alpine systems.
See <https://wiki.alpinelinux.org/>.

You can setup the system with the command: setup-alpine

You may change this message by editing /etc/motd.

localhost:~# 
localhost:~# passwd root
New password: 
Retype new password: 
passwd: password updated successfully
localhost:~# 
localhost:~# cd /etc
localhost:/etc# ls -1 shadow*
shadow
shadow-
shadow-backup
shadow-root-no-password
localhost:/etc#
localhost:/etc# rm -i shadow-backup shadow-root-no-password
rm: remove regular file 'shadow-backup'? y
rm: remove regular file 'shadow-root-no-password'? y
localhost:/etc# cd 
localhost:~#

Step 6. Termux Session: Test the root password

~ $ 
~ $ ssh -p 9022 root@127.0.0.1
root@127.0.0.1's password: 
Welcome to Alpine!

The Alpine Wiki contains a large amount of how-to guides and general
information about administrating Alpine systems.
See <https://wiki.alpinelinux.org/>.

You can setup the system with the command: setup-alpine

You may change this message by editing /etc/motd.

localhost:~# exit
logout
Connection to 127.0.0.1 closed.
~ $

Links

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