202:login: ccd0-3: Concatenated disk drivers
203:vn0: MBR magic not found; assume a COMPATIBILITY_SLICE (s0)
204:vn0: MBR magic not found; assume a COMPATIBILITY_SLICE (s0)
205:vn1: MBR magic not found; assume a COMPATIBILITY_SLICE (s0)
206:vn1: MBR magic not found; assume a COMPATIBILITY_SLICE (s0)
207:ccd0: max component iosize is 65536 total blocks 16352
208:ccd0: MBR magic not found; assume a COMPATIBILITY_SLICE (s0)
209:ccd0: max component iosize is 65536 total blocks 16352
210:panic: assertion "obj != NULL" failed in vm_object_hold_shared at /usr/src/sys/vm/vm_object.c:330
213:vm_object_hold_shared() at vm_object_hold_shared+0x3f 0xffffffff809ab9bf 
214:vm_object_hold_shared() at vm_object_hold_shared+0x3f 0xffffffff809ab9bf 
220:memmove() at memmove+0x10a 0xffffffff80bcaa0a 
221:Debugger("panic")
login: ccd0-3: Concatenated disk drivers
vn0: MBR magic not found; assume a COMPATIBILITY_SLICE (s0)
vn0: MBR magic not found; assume a COMPATIBILITY_SLICE (s0)
vn1: MBR magic not found; assume a COMPATIBILITY_SLICE (s0)
vn1: MBR magic not found; assume a COMPATIBILITY_SLICE (s0)
ccd0: max component iosize is 65536 total blocks 16352
ccd0: MBR magic not found; assume a COMPATIBILITY_SLICE (s0)
ccd0: max component iosize is 65536 total blocks 16352
panic: assertion "obj != NULL" failed in vm_object_hold_shared at /usr/src/sys/vm/vm_object.c:330
cpuid = 2
Trace beginning at frame 0xfffff8008d1f3fa8
vm_object_hold_shared() at vm_object_hold_shared+0x3f 0xffffffff809ab9bf 
vm_object_hold_shared() at vm_object_hold_shared+0x3f 0xffffffff809ab9bf 
vm_fault() at vm_fault+0x408 0xffffffff8099e0b8 
trap_pfault() at trap_pfault+0x9a 0xffffffff80bd52ca 
trap() at trap+0x17c 0xffffffff80bd5bcc 
calltrap() at calltrap+0x9 0xffffffff80b991fa 
--- trap 000000000000000c, rip = ffffffff80bcaa0a, rsp = fffff8008d1f43c0, rbp = fffff8008d1f4430 ---
memmove() at memmove+0x10a 0xffffffff80bcaa0a 
Debugger("panic")

CPU2 stopping CPUs: 0x0000003b
 stopped
Stopped at      Debugger+0x7c:  movb    $0,0xbdaf09(%rip)
db>