mips module debug error...

I want to remote Module debugging
but when i load my module and access the module by application, 

host machine : i386, redhat 7.3 , gdb: 5.3
target machine : mips, hardhat-2.4.18
./configure --host=i386-redhat-linux-gun --target=mipsel-linux-elf

error occurred:
(gdb) add-symbol-file dvr.o 0xc000d060\
 -s .reginfo 0xc000d350\
 -s .rodata 0xc000d370\
 -s .data 0xc000d620\
 -s .bss 0xc000d670
add symbol table from file "dvr.o" at
 .text_addr = 0xc000d060
 .reginfo_addr = 0xc000d350
 .rodata_addr = 0xc000d370
 .data_addr = 0xc000d620
 .bss_addr = 0xc000d670
(gdb) b dvr_rw_dev
Breakpoint 3 at 0xc000d30c
(gdb) c 
(gdb) c
write!

Program received signal SIGTRAP, Trace/breakpoint trap.
0xffffffffc000d30c in ?? ()
(gdb) 

'0xffffffffc000d30c in ?? ()' what is this? what's problem? 

I was geted addresses by "insmod -m dvr.o" as fallowed 
Sections:       Size      Address   Align
.this           00000060  c000d000  2**2
.text           000002f0  c000d060  2**4
.reginfo        00000018  c000d350  2**2
.rodata         00000150  c000d370  2**4
.kstrtab        000000ea  c000d4c0  2**0
__ksymtab       00000070  c000d5ac  2**2
__archdata      00000000  c000d620  2**4
.data           00000050  c000d620  2**4
.bss            00000004  c000d670  2**4

and 'Ctrl+c' is not successful... --> do you know this problem..

Thanks 
JungSoo Sohn.

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