panic at 7.0-CURRENT

FreeBSD fbsd.interex.net 7.0-CURRENT FreeBSD 7.0-CURRENT #0: Wed Jul  5 
12:27:20 CEST 2006 root_at_fbsd.interex-pla.net:/usr/src/sys/i386/compile/TEST 
i386


Unread portion of the kernel message buffer:
panic: vm_page_free_toq: freeing mapped page 0xc1ce4cb8
cpuid = 0
KDB: enter: panic
panic: from debugger
cpuid = 0
Uptime: 15m16s
Dumping 511 MB (2 chunks)
   chunk 0: 1MB (159 pages) ... ok
   chunk 1: 511MB (130736 pages) 495 479 463 447 431 415 399 383 367 351 335 319 
303 287 271 255 239 223 207 191 175 159 143 127 111 95 79 63 47 31 15

#0  doadump () at pcpu.h:166
166     pcpu.h: No such file or directory.
         in pcpu.h
(kgdb) where
#0  doadump () at pcpu.h:166
#1  0xc06b1208 in boot (howto=260) at ../../../kern/kern_shutdown.c:409
#2  0xc06b151d in panic (fmt=0xc08f8240 "from debugger") at 
../../../kern/kern_shutdown.c:565
#3  0xc0490ad1 in db_panic (addr=-1066616229, have_addr=0, count=-1, 
modif=0xd5cc27d4 "") at ../../../ddb/db_command.c:426
#4  0xc0490a68 in db_command (last_cmdp=0xc0a0c504, cmd_table=0x0) at 
../../../ddb/db_command.c:395
#5  0xc0490b26 in db_command_loop () at ../../../ddb/db_command.c:446
#6  0xc049273d in db_trap (type=3, code=0) at ../../../ddb/db_main.c:221
#7  0xc06cbd34 in kdb_trap (type=3, code=0, tf=0xd5cc2964) at 
../../../kern/subr_kdb.c:502
#8  0xc08ada90 in trap (frame=
       {tf_fs = -708050936, tf_es = -1066663896, tf_ds = -1064107992, tf_edi = 
-1063964853, tf_esi = 1, tf_ebp = -708040284, tf_isp = -708040304, tf_ebx = 
-70804
0240, tf_edx = 0, tf_ecx = -1052561408, tf_eax = 18, tf_trapno = 3, tf_err = 0, 
tf_eip = -1066616229, tf_cs = 32, tf_eflags = 658, tf_esp = -708040252, tf_ss =
-1066724145}) at ../../../i386/i386/trap.c:622
#9  0xc089909a in calltrap () at ../../../i386/i386/exception.s:138
#10 0xc06cba5b in kdb_enter (msg=0x12 <Address 0x12 out of bounds>) at 
cpufunc.h:60
#11 0xc06b14cf in panic (fmt=0xc0952f4b "vm_page_free_toq: freeing mapped page 
%p") at ../../../kern/kern_shutdown.c:549
#12 0xc0810a12 in vm_page_free_toq (m=0xc1ce4cb8) at ../../../vm/vm_page.c:1092
#13 0xc080fed9 in vm_page_free (m=0xc1ce4cb8) at ../../../vm/vm_page.c:471
#14 0xc080d6ad in vm_object_terminate (object=0xc45b70f0) at 
../../../vm/vm_object.c:643
#15 0xc080d585 in vm_object_deallocate (object=0xc45b70f0) at 
../../../vm/vm_object.c:576
#16 0xc080a0d8 in vm_map_entry_delete (map=0xc1469348, entry=0xc4599dd0) at 
../../../vm/vm_map.c:2285
#17 0xc080a27b in vm_map_delete (map=0xc1469348, start=3242627912, 
end=3533864960) at ../../../vm/vm_map.c:2378
#18 0xc08078f0 in kmem_free_wakeup (map=0xc1469348, addr=3533594624, size=18) 
at ../../../vm/vm_kern.c:467
#19 0xc0698d52 in exec_free_args (args=0xd5cc2c60) at 
../../../kern/kern_exec.c:1045
#20 0xc069870f in do_execve (td=0xc2b801b0, args=0xd5cc2c60, mac_p=0x0) at 
../../../kern/kern_exec.c:786
#21 0xc0697b10 in kern_execve (td=0xc2b801b0, args=0xd5cc2c60, mac_p=0x0) at 
../../../kern/kern_exec.c:252
#22 0xc0697a7b in execve (td=0xc2b801b0, uap=0x12) at 
../../../kern/kern_exec.c:186
#23 0xc08ae306 in syscall (frame=
       {tf_fs = 59, tf_es = 59, tf_ds = 59, tf_edi = 0, tf_esi = 0, tf_ebp = 0, 
tf_isp = 0, tf_ebx = 0, tf_edx = 0, tf_ecx = 0, tf_eax = 0, tf_trapno = 0, 
tf_err
  = 0, tf_eip = 134512776, tf_cs = 51, tf_eflags = 514, tf_esp = -1077941680, 
tf_ss = 59}) at ../../../i386/i386/trap.c:1015
#24 0xc08990ef in Xint0x80_syscall () at ../../../i386/i386/exception.s:191
#25 0x00000033 in ?? ()
(kgdb)


Kernel is GENERIC with
options SC_PIXEL_MODE

options DEBUG_LOCKS
options DEBUG_VFS_LOCKS



Regards,
gg.