Root mount waiting for: usbus0 ugen0.6: at usbus0 uaudio0 numa-domain 0 on uhub2 uaudio0: on usbus0 uaudio0: Play: 48000 Hz, 4 ch, 16-bit S-LE PCM format, 2x8ms buffer. uaudio0: Play: 44100 Hz, 4 ch, 16-bit S-LE PCM format, 2x8ms buffer. uaudio0: Record: 48000 Hz, 2 ch, 16-bit S-LE PCM format, 2x8ms buffer. uaudio0: Record: 44100 Hz, 2 ch, 16-bit S-LE PCM format, 2x8ms buffer. uaudio0: No MIDI sequencer. pcm1: numa-domain 0 on uaudio0 uaudio0: HID volume keys found. mountroot: waiting for device /dev/iso9660/13_0_CURRENT_POWERPC64_CD... uhub_explore: illegal enable change, port 1 panic: Assertion vm_object_busied((m->object)) failed at /usr/local-src/sys/vm/vm_page.c:5027 cpuid = 27 time = 1571148940 KDB: stack backtrace: 0xe0000000004278d0: at kdb_backtrace+0x60 0xe0000000004279e0: at vpanic+0x1d8 0xe000000000427a90: at panic+0x40 0xe000000000427ac0: at vm_page_object_busy_assert+0x70 0xe000000000427b30: at moea64_enter+0x7c 0xe000000000427c00: at moea64_enter_object+0xc0 0xe000000000427c60: at pmap_enter_object+0xac 0xe000000000427cc0: at vm_map_try_merge_entries+0x6a0 0xe000000000427d70: at vm_map_insert+0x538 0xe000000000427e60: at vm_map_fixed+0x180 0xe000000000427f20: at elf64_stackgap+0x3ab8 0xe000000000427ff0: at elf64_stackgap+0x3300 0xe0000000004280f0: at elf64_stackgap+0x27fc 0xe0000000004282a0: at kern_execve+0x614 0xe0000000004286e0: at mi_startup+0x1824 0xe000000000428820: at fork_exit+0xc4 0xe0000000004288c0: at fork_trampoline+0x18 0xe0000000004288f0: at -0x4 KDB: enter: panic [ thread pid 1 tid 100002 ] Stopped at kdb_enter+0x78: ori r0, r0, 0x0 db>