I tried the suggested form on Alpine wiki usiing grub command line:
grub> loopback lb /boot/alpine-standard-3.16.1-x86_64.iso
grub> linux (lb)/boot/vmlinuz-lts
grub< initrd (lb)/boot/initramfs-lts
grub> boot
However, I got this error message:
[ 0.663682] ACPI: \_SB_.PCI0.SBRG.EC0_: Boot DSDT EC initialization complete
[ 0.663748] ACPI: \_SB_.PCI0.SBRG.EC0_: EC: Used to handle transactions and events
[ 0.663970] iommu: Default domain type: Translated
[ 0.664032] iommu: DMA domain TLB invalidation policy: lazy mode
[ 0.664127] pci 0000:00:02.0: vgaarb: setting as boot VGA device
[ 0.664127] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
[ 0.664127] pci 0000:00:02.0: vgaarb: bridge control possible
[ 0.664127] vgaarb: loaded
[ 0.664127] pps_core: LinuxPPS API ver. 1 registered
[ 0.664127] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[ 0.664127] PTP clock support registered
[ 0.664129] EDAC MC: Ver: 3.0.0
[ 0.664129] PCI: Using ACPI for IRQ routing
[ 0.670988] PCI: pci_cache_line_size set to 64 bytes
[ 0.671057] e820: reserve RAM buffer [mem 0x0009d800-0x0009ffff]
[ 0.671062] e820: reserve RAM buffer [mem 0xb8ec5000-0xbbffffff]
[ 0.671066] e820: reserve RAM buffer [mem 0xb9081000-0xbbffffff]
[ 0.671070] e820: reserve RAM buffer [mem 0xb9a9f000-0xbbffffff]
[ 0.671073] e820: reserve RAM buffer [mem 0xb9c50000-0xbbffffff]
[ 0.671076] e820: reserve RAM buffer [mem 0xba000000-0xbbffffff]
[ 0.671094] clocksource: Switched to clocksource tsc-early
[ 0.687051] VFS: Disk quotas dquot_6.6.0
[ 0.687149] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 0.687329] pnp: PnP ACPI init
[ 0.893985] system 00:01: [io 0x0680-0x069f] has been reserved
[ 0.894060] system 00:01: [io 0x0400-0x047f] has been reserved
[ 0.894125] system 00:01: [io 0x0500-0x05fe] has been reserved
[ 0.894188] system 00:01: [io 0x0600-0x061f] has been reserved
[ 0.900701] system 00:04: [mem 0xe0000000-0xefffffff] could not be reserved
[ 0.900773] system 00:04: [mem 0xfed01000-0xfed01fff] has been reserved
[ 0.900840] system 00:04: [mem 0xfed03000-0xfed03fff] has been reserved
[ 0.900906] system 00:04: [mem 0xfed04000-0xfed04fff] has been reserved
[ 0.900971] system 00:04: [mem 0xfed0c000-0xfed0ffff] has been reserved
[ 0.901037] system 00:04: [mem 0xfed08000-0xfed08fff] has been reserved
[ 0.901103] system 00:04: [mem 0xfed1c000-0xfed1cfff] has been reserved
[ 0.901169] system 00:04: [mem 0xfee00000-0xfeefffff] has been reserved
[ 0.901234] system 00:04: [mem 0xfef00000-0xfeffffff] has been reserved
[ 0.902047] pnp: PnP ACPI: found 5 devices
[ 0.910630] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
[ 0.910852] NET: Registered PF_INET protocol family
[ 0.911076] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)
[ 0.913252] tcp_listen_portaddr_hash hash table entries: 2048 (order: 3, 32768 bytes, linear)
[ 0.913457] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear)
[ 0.913620] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)
[ 0.913961] TCP bind hash table entries: 32768 (order: 7, 524288 bytes, linear)
[ 0.914180] TCP: Hash tables configured (established 32768 bind 32768)
[ 0.914372] UDP hash table entries: 2048 (order: 4, 65536 bytes, linear)
[ 0.914492] UDP-Lite hash table entries: 2048 (order: 4, 65536 bytes, linear)
[ 0.914682] NET: Registered PF_UNIX/PF_LOCAL protocol family
[ 0.914762] NET: Registered PF_XDP protocol family
[ 0.914836] pci 0000:00:1c.0: bridge window [mem 0x00100000-0x000fffff 64bit pref] to [bus 01] add_size 200000 add_align 100000
[ 0.914924] pci 0000:00:1c.1: bridge window [io 0x1000-0x0fff] to [bus 02] add_size 1000
[ 0.915001] pci 0000:00:1c.1: bridge window [mem 0x00100000-0x000fffff 64bit pref] to [bus 02] add_size 200000 add_align 100000
[ 0.915084] pci 0000:00:1c.2: bridge window [io 0x1000-0x0fff] to [bus 03] add_size 1000
[ 0.915161] pci 0000:00:1c.2: bridge window [mem 0x00100000-0x000fffff 64bit pref] to [bus 03] add_size 200000 add_align 100000
[ 0.915264] pci 0000:00:1c.0: BAR 15: no space for [mem size 0x00200000 64bit pref]
[ 0.915340] pci 0000:00:1c.0: BAR 15: failed to assign [mem size 0x00200000 64bit pref]
[ 0.915422] pci 0000:00:1c.1: BAR 15: no space for [mem size 0x00200000 64bit pref]
[ 0.915497] pci 0000:00:1c.1: BAR 15: failed to assign [mem size 0x00200000 64bit pref]
[ 0.915579] pci 0000:00:1c.2: BAR 15: no space for [mem size 0x00200000 64bit pref]
[ 0.915654] pci 0000:00:1c.2: BAR 15: failed to assign [mem size 0x00200000 64bit pref]
[ 0.915733] pci 0000:00:1c.1: BAR 13: assigned [io 0x1000-0x1fff]
[ 0.915799] pci 0000:00:1c.2: BAR 13: assigned [io 0x2000-0x2fff]
[ 0.915871] pci 0000:00:1c.2: BAR 15: no space for [mem size 0x00200000 64bit pref]
[ 0.915946] pci 0000:00:1c.2: BAR 15: failed to assign [mem size 0x00200000 64bit pref]
[ 0.916027] pci 0000:00:1c.1: BAR 15: no space for [mem size 0x00200000 64bit pref]
[ 0.916103] pci 0000:00:1c.1: BAR 15: failed to assign [mem size 0x00200000 64bit pref]
[ 0.916183] pci 0000:00:1c.0: BAR 15: no space for [mem size 0x00200000 64bit pref]
[ 0.916258] pci 0000:00:1c.0: BAR 15: failed to assign [mem size 0x00200000 64bit pref]
[ 0.916337] pci 0000:00:1c.0: PCI bridge to [bus 01]
[ 0.916400] pci 0000:00:1c.0: bridge window [io 0xe000-0xefff]
[ 0.916466] pci 0000:00:1c.0: bridge window [mem 0xd0800000-0xd08fffff]
[ 0.916535] pci 0000:00:1c.1: PCI bridge to [bus 02]
[ 0.916597] pci 0000:00:1c.1: bridge window [io 0x1000-0x1fff]
[ 0.916662] pci 0000:00:1c.1: bridge window [mem 0xd0700000-0xd07fffff]
[ 0.916754] pci 0000:00:1c.2: PCI bridge to [bus 03]
[ 0.916818] pci 0000:00:1c.2: bridge window [io 0x2000-0x2fff]
[ 0.916883] pci 0000:00:1c.2: bridge window [mem 0xd0600000-0xd06fffff]
[ 0.916953] pci_bus 0000:00: resource 4 [io 0x0070-0x0077]
[ 0.917015] pci_bus 0000:00: resource 5 [io 0x0000-0x006f window]
[ 0.917079] pci_bus 0000:00: resource 6 [io 0x0078-0x0cf7 window]
[ 0.917142] pci_bus 0000:00: resource 7 [io 0x0d00-0xffff window]
[ 0.917205] pci_bus 0000:00: resource 8 [mem 0x000a0000-0x000bffff window]
[ 0.917269] pci_bus 0000:00: resource 9 [mem 0x000c0000-0x000dffff window]
[ 0.917332] pci_bus 0000:00: resource 10 [mem 0x000e0000-0x000fffff window]
[ 0.917396] pci_bus 0000:00: resource 11 [mem 0xc0000000-0xd0916ffe window]
[ 0.917461] pci_bus 0000:01: resource 0 [io 0xe000-0xefff]
[ 0.917523] pci_bus 0000:01: resource 1 [mem 0xd0800000-0xd08fffff]
[ 0.917586] pci_bus 0000:02: resource 0 [io 0x1000-0x1fff]
[ 0.917648] pci_bus 0000:02: resource 1 [mem 0xd0700000-0xd07fffff]
[ 0.917711] pci_bus 0000:03: resource 0 [io 0x2000-0x2fff]
[ 0.917773] pci_bus 0000:03: resource 1 [mem 0xd0600000-0xd06fffff]
[ 0.918376] PCI: CLS 64 bytes, default 64
[ 0.918456] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[ 0.918520] software IO TLB: mapped [mem 0x00000000b4ec5000-0x00000000b8ec5000] (64MB)
[ 0.918569] Trying to unpack rootfs image as initramfs...
[ 0.918646] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1f3b3266cb4, max_idle_ns: 440795224023 ns
[ 0.918907] clocksource: Switched to clocksource tsc
[ 0.919706] Initialise system trusted keyrings
[ 0.919885] workingset: timestamp_bits=40 max_order=20 bucket_order=0
[ 0.922070] zbud: loaded
[ 0.922360] Key type asymmetric registered
[ 0.922424] Asymmetric key parser 'x509' registered
[ 0.922521] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 246)
[ 0.923426] io scheduler mq-deadline registered
[ 0.923496] io scheduler kyber registered
[ 0.923638] io scheduler bfq registered
[ 0.924917] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4
[ 0.934280] ERST DBG: ERST support is disabled.
[ 0.934620] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[ 0.934815] serial8250: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
[ 0.936241] hpet: number irqs doesn't agree with number of timers
[ 0.942464] brd: module loaded
[ 0.942986] i8042: PNP: PS/2 Controller [PNP030b:PS2K,PNP0f13:PS2M] at 0x60,0x64 irq 1,12
[ 0.958721] serio: i8042 KBD port at 0x60,0x64 irq 1
[ 0.958805] serio: i8042 AUX port at 0x60,0x64 irq 12
[ 0.959313] rtc_cmos 00:00: RTC can wake from S4
[ 0.960054] rtc_cmos 00:00: registered as rtc0
[ 0.960196] rtc_cmos 00:00: setting system clock to 2022-11-16T08:09:31 UTC (1668586171)
[ 0.960380] rtc_cmos 00:00: alarms up to one month, y3k, 242 bytes nvram
[ 0.962785] intel_pstate: Intel P-state driver initializing
[ 0.963824] ashmem: initialized
[ 0.964421] gre: GRE over IPv4 demultiplexor driver
[ 0.964490] can: controller area network core
[ 0.964580] NET: Registered PF_CAN protocol family
[ 0.964805] Key type dns_resolver registered
[ 0.965282] microcode: sig=0x30678, pf=0x8, revision=0x830
[ 0.965516] microcode: Microcode Update Driver: v2.2.
[ 0.965526] IPI shorthand broadcast: enabled
[ 0.965663] sched_clock: Marking stable (952156494, 12952294)->(981341848, -16233060)
[ 0.965969] registered taskstats version 1
[ 0.966036] Loading compiled-in X.509 certificates
[ 0.966317] zswap: loaded using pool lzo/zbud
[ 0.967029] Key type ._fscrypt registered
[ 0.967094] Key type .fscrypt registered
[ 0.967151] Key type fscrypt-provisioning registered
[ 0.974869] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input0
[ 1.265617] Freeing initrd memory: 14608K
[ 1.280587] Freeing unused kernel image (initmem) memory: 2096K
[ 1.294384] Write protecting the kernel read-only data: 18432k
[ 1.295746] Freeing unused kernel image (text/rodata gap) memory: 2040K
[ 1.296398] Freeing unused kernel image (rodata/data gap) memory: 724K
[ 1.296508] Run /init as init process
[ 1.296574] with arguments:
[ 1.296576] /init
[ 1.296577] with environment:
[ 1.296578] HOME=/
[ 1.296580] TERM=linux
[ 1.296581] BOOT_IMAGE=(lb)/boot/vmlinuz-lts
[ 1.316978] Alpine Init 3.6.2-r0
[ 1.317811] Loading boot drivers...
[ 1.325573] loop: module loaded
[ 1.326836] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 1.327988] Linux agpgart interface v0.103
[ 1.352267] Loading boot drivers: ok.
[ 1.354925] Mounting boot media...
[ 1.418468] SCSI subsystem initialized
[ 1.424768] libata version 3.00 loaded.
[ 1.426754] ahci 0000:00:13.0: version 3.0
[ 1.437379] ahci 0000:00:13.0: AHCI 0001.0300 32 slots 2 ports 3 Gbps 0x3 impl SATA mode
[ 1.437469] ahci 0000:00:13.0: flags: 64bit ncq pm led clo pio slum part deso sadm apst
[ 1.438523] scsi host0: ahci
[ 1.438934] scsi host1: ahci
[ 1.439127] ata1: SATA max UDMA/133 abar m2048@0xd0916000 port 0xd0916100 irq 91
[ 1.439207] ata2: SATA max UDMA/133 abar m2048@0xd0916000 port 0xd0916180 irq 91
[ 1.750853] ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[ 1.751018] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[ 1.752838] ata1.00: ATA-8: HGST HTS545050A7E380, GG2OAH20, max UDMA/133
[ 1.754048] ata1.00: ATA Identify Device Log not supported
[ 1.754160] ata1.00: 976773168 sectors, multi 16: LBA48 NCQ (depth 32), AA
[ 1.754458] ata2.00: ATAPI: TSSTcorp CDDVDW SU-208FB, TF01, max UDMA/100
[ 1.756922] ata1.00: ATA Identify Device Log not supported
[ 1.757061] ata1.00: configured for UDMA/133
[ 1.758515] scsi 0:0:0:0: Direct-Access ATA HGST HTS545050A7 AH20 PQ: 0 ANSI: 5
[ 1.761216] ata2.00: configured for UDMA/100
[ 1.768079] scsi 1:0:0:0: CD-ROM TSSTcorp CDDVDW SU-208FB TF01 PQ: 0 ANSI: 5
[ 1.811359] ACPI: bus type USB registered
[ 1.811552] usbcore: registered new interface driver usbfs
[ 1.811683] usbcore: registered new interface driver hub
[ 1.811782] usbcore: registered new device driver usb
[ 1.818402] xhci_hcd 0000:00:14.0: xHCI Host Controller
[ 1.818480] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1
[ 1.819628] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000000009810
[ 1.819961] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 1.820039] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.820121] usb usb1: Product: xHCI Host Controller
[ 1.820181] usb usb1: Manufacturer: Linux 5.15.55-0-lts xhci-hcd
[ 1.820242] usb usb1: SerialNumber: 0000:00:14.0
[ 1.820568] hub 1-0:1.0: USB hub found
[ 1.820649] hub 1-0:1.0: 6 ports detected
[ 1.821531] xhci_hcd 0000:00:14.0: xHCI Host Controller
[ 1.821606] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2
[ 1.821684] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed
[ 1.821833] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.15
[ 1.821910] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.821983] usb usb2: Product: xHCI Host Controller
[ 1.822043] usb usb2: Manufacturer: Linux 5.15.55-0-lts xhci-hcd
[ 1.822103] usb usb2: SerialNumber: 0000:00:14.0
[ 1.822614] hub 2-0:1.0: USB hub found
[ 1.822687] hub 2-0:1.0: 1 port detected
[ 1.852023] sd 0:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/466 GiB)
[ 1.852107] sd 0:0:0:0: [sda] 4096-byte physical blocks
[ 1.852192] sd 0:0:0:0: [sda] Write Protect is off
[ 1.852254] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
[ 1.852296] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 2.070561] usb 1-3: new high-speed USB device number 2 using xhci_hcd
[ 2.259965] usb 1-3: New USB device found, idVendor=13d3, idProduct=5652, bcdDevice=11.25
[ 2.260250] usb 1-3: New USB device strings: Mfr=3, Product=1, SerialNumber=2
[ 2.260366] usb 1-3: Product: TOSHIBA Web Camera - HD
[ 2.260465] usb 1-3: Manufacturer: Azurewave
[ 2.260559] usb 1-3: SerialNumber: NULL
[ 2.300383] sda: sda1 sda2 < sda5 sda6 sda7 sda8 sda9 sda10 sda11 >
[ 2.305174] sd 0:0:0:0: [sda] Attached SCSI disk
[ 2.337935] sr 1:0:0:0: [sr0] scsi3-mmc drive: 24x/24x writer dvd-ram cd/rw xa/form2 cdda tray
[ 2.338032] cdrom: Uniform CD-ROM driver Revision: 3.20
[ 2.374779] sr 1:0:0:0: Attached scsi CD-ROM sr0
[ 2.386778] usb 1-4: new high-speed USB device number 3 using xhci_hcd
[ 2.526964] usb 1-4: New USB device found, idVendor=1a40, idProduct=0101, bcdDevice= 1.11
[ 2.527049] usb 1-4: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 2.527113] usb 1-4: Product: USB 2.0 Hub
[ 2.527777] hub 1-4:1.0: USB hub found
[ 2.527941] hub 1-4:1.0: 4 ports detected
[ 3.200183] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null). Quota mode: none.
[ 4.200133] EXT4-fs (sda5): mounted filesystem with ordered data mode. Opts: (null). Quota mode: none.
[ 4.940667] EXT4-fs (sda6): mounted filesystem with ordered data mode. Opts: (null). Quota mode: none.
[ 5.450340] EXT4-fs (sda7): mounted filesystem with ordered data mode. Opts: (null). Quota mode: none.
[ 5.916604] EXT4-fs (sda8): mounted filesystem with ordered data mode. Opts: (null). Quota mode: none.
[ 6.325046] EXT4-fs (sda9): mounted filesystem with ordered data mode. Opts: (null). Quota mode: none.
[ 6.595838] EXT4-fs (sda10): mounted filesystem with ordered data mode. Opts: (null). Quota mode: none.
[ 6.911509] EXT4-fs (sda11): mounted filesystem with ordered data mode. Opts: (null). Quota mode: none.
[ 12.748265] Mounting boot media: failed.
--
amc252 <amc252@@gmail.com>