Command:
./qemu-system-sparc64 -M niagara -L /git/md/bin/snv_134/256/1up/ -nographic -m 256  -drive if=pflash,readonly=on,file=/zroot/iso/osol-dev-134-ai-sparc.iso

Result: FAIL (panic)

Output:
cpu Probing I/O buses


Sun Fire T2000, No Keyboard
Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
OpenBoot 4.20.0, 256 MB memory available, Serial #1122867.
[mo23723 obp4.20.0 #0]
Ethernet address 0:80:3:de:ad:3, Host ID: 80112233.



ok boot -kdv
Boot device: /virtual-devices/disk@0  File and args: -kdv
hsfs-file-system
Loading: /platform/sun4v/boot_archive
ramdisk-root ufs-file-system
Loading: /platform/sun4v/kernel/sparcv9/unix
module /platform/sun4v/kernel/sparcv9/unix: text at [0x1000000, 0x10d9cef] data at 0x1800000
module /platform/sun4v/kernel/sparcv9/genunix: text at [0x10d9cf0, 0x12d4d17] data at 0x18d93c0
module /platform/sun4v/kernel/misc/sparcv9/platmod: text at [0x12d4d18, 0x12d4d1f] data at 0x192f670
module /platform/sun4v/kernel/cpu/sparcv9/SUNW,UltraSPARC-T1: text at [0x12d4d20, 0x12d8e77] data at 0x192fd40
Loading kmdb...
module /platform/sun4v/kernel/misc/sparcv9/kmdbmod: text at [0x12d8e80, 0x13553bf] data at 0x19487c0
module /kernel/misc/sparcv9/ctf: text at [0x13553c0, 0x135cda7] data at 0x1965f30
-
Welcome to kmdb
kmdb: unable to determine terminal type: assuming `vt100'
Loaded modules: [ unix krtld genunix ]
[0]> :c
panic - kernel: bop_alloc_chunk failed
Program terminated
ok