db> bt Tracing pid 1 tid 100002 td 0xc00800009489b1c0 0xc0080000003f9bd0: at vpanic+0x20c 0xc0080000003f9c80: at panic+0x40 0xc0080000003f9cb0: at trap+0x4c4 0xc0080000003f9df0: at powerpc_interrupt+0x1a0 0xc0080000003f9e40: kernel DSI read trap @ 0x1014aba0 by memmove+0xd0: srr1=0x9000000000009032 r1=0xc0080000003fa0f0 cr=0x42000c28 xer=0 ctr=0x3 r2=0xc00000000332f000 sr=0x40000000 frame=0xc0080000003f9e70 0xc0080000003fa0f0: at copyin+0x9c 0xc0080000003fa240: at elf32_dump_thread+0x4a8 0xc0080000003fa290: at kern_execve+0x165c 0xc0080000003fa700: at mi_startup+0x1f18 0xc0080000003fa830: at fork_exit+0xd8 0xc0080000003fa8c0: at fork_trampoline+0x18 0xc0080000003fa8f0: at -0x4 db> show proc 1 Process 1 (init) at 0xc0000000808d5000: state: NORMAL uid: 0 gids: 0 parent: pid 0 at 0xc000000003584628 ABI: FreeBSD ELF64 arguments: /sbin/init reaper: 0xc000000003584628 reapsubtree: 1 sigparent: 20 vmspace: 0xc0080000a98c9680 (map 0xc0080000a98c9680) (map.pmap 0xc0080000a98c9740) (pmap 0xc0080000a98c9800) threads: 1 100002 Run CPU 8 [init] db> show map 0xc0080000a98c9680 Task map 0xc0080000a98c9680: pmap=0xc0080000a98c9800, nentries=6, version=7 map entry 0xc0000000899d6e40: start=0x10000000, end=0x10135000, eflags=0xc0c, prot=5/7/copy, object=0xc0000000899af948, offset=0x0, copy (needed) Object 0xc0000000899af948: type=2, size=0x162, res=32, ref=3, flags=0x1000 ruid -1 charge 0 sref=0, backing_object(0)=(0)+0x0 map entry 0xc0000000899d6de0: start=0x10144000, end=0x10164000, eflags=0x80c, prot=3/7/copy, ruid 0, object=0xc0000000899af948, offset=0x134000, copy (needed) map entry 0xc0000000899d6d80: start=0x10164000, end=0x1029b000, eflags=0, prot=3/7/copy, object=0xc0000000899af840, offset=0x0, obj ruid 0 charge 137000 Object 0xc0000000899af840: type=0, size=0x137, res=1, ref=1, flags=0x3010 ruid 0 charge 137000 sref=0, backing_object(0)=(0)+0x0 map entry 0xc0000000899d6ea0: start=0xfffff9ffff000, end=0xfffffbffdf000, eflags=0x30000, prot=0/0/copy, object=0, offset=0x0 map entry 0xc0000000899d6f00: start=0xfffffbffdf000, end=0xfffffbffff000, eflags=0x1000, prot=3/7/copy, object=0xc0000000899af738, offset=0x0, obj ruid 0 charge 20000 Object 0xc0000000899af738: type=0, size=0x20, res=1, ref=1, flags=0x3010 ruid 0 charge 20000 sref=0, backing_object(0)=(0)+0x0 map entry 0xc0000000899d6f60: start=0xfffffbffff000, end=0xfffffc0000000, eflags=0, prot=5/5/share, object=0xc000000080182d68, offset=0x0 Object 0xc000000080182d68: type=4, size=0x1, res=1, ref=2, flags=0x6 ruid -1 charge 0 sref=0, backing_object(0)=(0)+0x0 db> show object 0xc0000000899af948 Object 0xc0000000899af948: type=2, size=0x162, res=32, ref=3, flags=0x1000 ruid -1 charge 0 sref=0, backing_object(0)=(0)+0x0 memory:=(off=0x0,page=0xd4000),(off=0x1,page=0xd3000),(off=0x2,page=0xd6000),(off=0x3,page=0xd5000),(off=0x4,page=0xd8000),(off=0x5,page=0xd7000) ...(off=0x6,page=0xda000),(off=0x7,page=0xd9000),(off=0x8,page=0xdc000),(off=0x9,page=0xdb000),(off=0xa,page=0xde000),(off=0xb,page=0xdd000) ...(off=0xc,page=0xe0000),(off=0xd,page=0xdf000),(off=0xe,page=0xe2000),(off=0xf,page=0xe1000),(off=0x150,page=0xeb000),(off=0x151,page=0xee000) ...(off=0x152,page=0xed000),(off=0x153,page=0xf18080000),(off=0x154,page=0xe4000),(off=0x155,page=0xef000),(off=0x156,page=0xf18082000),(off=0x157,page=0xf18081000) ...(off=0xfffffffffffa0,page=0xe3000),(off=0xfffffffffffa1,page=0xe6000),(off=0xfffffffffffa2,page=0xe5000),(off=0xfffffffffffa3,page=0xe8000),(off=0xfffffffffffa4,page=0xe7000),(off=0xfffffffffffa5,page=0xea000) ...(off=0xfffffffffffa6,page=0xe9000),(off=0xfffffffffffa7,page=0xec000)