OCB: LoadImage failed - Unsupported in recovery.

[krsshtx]

Unable to boot Catalina, Monterey or Sonoma recovery.
OS itself boots fine.

21:481 00:002 OCB: Should boot from 5. Recovery 12.7.6 (T:4|F:1|G:0|E:0|DEF:0)
21:484 00:002 OCB: Saved mode 0/0/3 - Success
21:503 00:019 OCRAM: Broken allocator for 0x100000000 in 0x42B9762C bytes, rem 0x42B9762C - Not Found
21:506 00:002 OCRAM: Broken allocator for 0x100000000 in 0x42B9762C bytes, rem 0x42B9762C - Not Found
21:509 00:002 OCRAM: Broken allocator for 0x100000000 in 0x42B9762C bytes, rem 0x42B9762C - Not Found
21:511 00:002 OCRAM: Extent allocation of 1119446572 bytes (A) gave 0
21:514 00:002 OCDI: Failed to allocate DMG data
21:517 00:002 OCB: Failed to initialise DMG from file
21:519 00:002 OCB: LoadImage failed - Unsupported

09:314 00:003 OCB: Should boot from 7. Recovery 14.7.2 (T:4|F:1|G:0|E:0|DEF:0)
09:317 00:003 OCB: Saved mode 0/0/3 - Success
09:349 00:031 OCRAM: Broken allocator for 0x100000000 in 0x49DEFF58 bytes, rem 0x49DEFF58 - Not Found
09:352 00:003 OCRAM: Broken allocator for 0x100000000 in 0x49DEFF58 bytes, rem 0x49DEFF58 - Not Found
09:355 00:003 OCRAM: Broken allocator for 0x100000000 in 0x49DEFF58 bytes, rem 0x49DEFF58 - Not Found
09:359 00:003 OCRAM: Extent allocation of 1239347032 bytes (A) gave 0
09:362 00:003 OCDI: Failed to allocate DMG data
09:365 00:003 OCB: Failed to initialise DMG from file
09:368 00:003 OCB: LoadImage failed - Unsupported

16:712 00:003 OCB: Should boot from 3. Recovery 10.15.7 (T:4|F:1|G:0|E:0|DEF:0)
16:715 00:003 OCB: Saved mode 0/0/3 - Success
16:734 00:018 OCRAM: Broken allocator for 0x100000000 in 0x1DC798DA bytes, rem 0x1DC798DA - Not Found
16:737 00:003 OCRAM: Broken allocator for 0x100000000 in 0x1DC798DA bytes, rem 0x1DC798DA - Not Found
16:740 00:003 OCRAM: Broken allocator for 0x100000000 in 0x1DC798DA bytes, rem 0x1DC798DA - Not Found
16:744 00:003 OCRAM: Extent allocation of 499615962 bytes (A) gave 0
16:747 00:003 OCDI: Failed to allocate DMG data
16:750 00:003 OCB: Failed to initialise DMG from file
16:753 00:003 OCB: LoadImage failed - Unsupported

opencore-2025-02-07-193409.zip

	<key>APFS</key>
	<dict>
		<key>EnableJumpstart</key>
		<true/>
		<key>GlobalConnect</key>
		<true/>
		<key>HideVerbose</key>
		<false/>
		<key>JumpstartHotPlug</key>
		<true/>
		<key>MinDate</key>
		<integer>-1</integer>
		<key>MinVersion</key>
		<integer>-1</integer>
	</dict>

AMD FX(tm)-6300

config.plist.zip

[mikebeaton]

How much RAM does your system have?

[krsshtx]

How much RAM does your system have?

7 Gb.

Memory Module Information
Socket Designation: A0
Bank Connections: 1
Current Speed: 42 ns
Type: Other Unknown EDO
Installed Size: 4096 MB (Single-bank Connection)
Enabled Size: 4096 MB (Single-bank Connection)
Error Status: OK

Handle 0x0007, DMI type 6, 12 bytes
Memory Module Information
Socket Designation: A1
Bank Connections: 2
Current Speed: 42 ns
Type: Other Unknown EDO
Installed Size: 1024 MB (Single-bank Connection)
Enabled Size: 1024 MB (Single-bank Connection)
Error Status: OK

Handle 0x0008, DMI type 6, 12 bytes
Memory Module Information
Socket Designation: A2
Bank Connections: 3
Current Speed: 42 ns
Type: Other Unknown EDO
Installed Size: 1024 MB (Single-bank Connection)
Enabled Size: 1024 MB (Single-bank Connection)
Error Status: OK

Handle 0x0009, DMI type 6, 12 bytes
Memory Module Information
Socket Designation: A3
Bank Connections: 4
Current Speed: 42 ns
Type: Other Unknown EDO
Installed Size: 1024 MB (Single-bank Connection)
Enabled Size: 1024 MB (Single-bank Connection)
Error Status: OK

[mikebeaton]

Thanks - that should be enough really for what is being requested. Can be a firmware bug in your system (in which case probably not really fixable), but may just be an unusual memory map, in which case it's possible some extra steps in allocation strategy could find the free space needed.