kernel panic on 7.0-p6

hi guys, i've posted to freebsd-stable but yet to get a response, i can't even find my own email to reply to on that thread so i'll also post it here.

that is the post, apparently just this morning... i got another panic.

[GDB will not be able to debug user-mode threads: /usr/lib/ Undefined symbol "ps_pglobal_lookup"]
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Unread portion of the kernel message buffer:

Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 01
fault virtual address = 0xbfc005fc
fault code = supervisor write, page not present
instruction pointer = 0x20:0xc09504a5
stack pointer = 0x28:0xe8242998
frame pointer = 0x28:0xe82429ac
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, def32 1, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 55054 (perl)
trap number = 12
panic: page fault
cpuid = 1
Uptime: 1d15h20m50s
Physical memory: 2025 MB
Dumping 313 MB: 298 282 266 250 234 218 202 186 170 154 138 122 106 90 74 58 42 26 10

#0 doadump () at pcpu.h:195
195 __asm __volatile("movl %%fs:0,%0" : "=r" (td));
(kgdb) bt
#0 doadump () at pcpu.h:195
#1 0xc06eef57 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:409
#2 0xc06ef219 in panic (fmt=Variable "fmt" is not available.
) at /usr/src/sys/kern/kern_shutdown.c:563
#3 0xc095730c in trap_fatal (frame=0xe8242958, eva=3217032700) at /usr/src/sys/i386/i386/trap.c:899
#4 0xc0957590 in trap_pfault (frame=0xe8242958, usermode=0, eva=3217032700) at /usr/src/sys/i386/i386/trap.c:812
#5 0xc0957f3c in trap (frame=0xe8242958) at /usr/src/sys/i386/i386/trap.c:490
#6 0xc093debb in calltrap () at /usr/src/sys/i386/i386/exception.s:139
#7 0xc09504a5 in pmap_qremove (sva=1568768, count=4) at pmap.h:310
#8 0xc0751aaf in vfs_vmio_release (bp=0xd92436d8) at /usr/src/sys/kern/vfs_bio.c:1566
#9 0xc0753581 in getnewbuf (slpflag=0, slptimeo=0, size=Variable "size" is not available.
) at /usr/src/sys/kern/vfs_bio.c:1847
#10 0xc0754c18 in getblk (vp=0xcb49dcc0, blkno=2, size=16384, slpflag=0, slptimeo=0, flags=Variable "flags" is not available.
) at /usr/src/sys/kern/vfs_bio.c:2602
#11 0xc0757897 in cluster_read (vp=0xcb49dcc0, filesize=61986, lblkno=3, size=16384, cred=0x0, totread=4096, seqcount=10, bpp=0xe8242b80) at /usr/src/sys/kern/vfs_cluster.c:118
#12 0xc08e13b0 in ffs_read (ap=0xe8242bc8) at /usr/src/sys/ufs/ffs/ffs_vnops.c:511
#13 0xc096bc22 in VOP_READ_APV (vop=0xc0a74720, a=0xe8242bc8) at vnode_if.c:637
#14 0xc0775e34 in vn_read (fp=0xc6567a68, uio=0xe8242c60, active_cred=0xc6379d00, flags=0, td=0xc6ce2630) at vnode_if.h:344
#15 0xc07224e6 in dofileread (td=0xc6ce2630, fd=3, fp=0xc6567a68, auio=0xe8242c60, offset=-1, flags=0) at file.h:242
#16 0xc0722858 in kern_readv (td=0xc6ce2630, fd=3, auio=0xe8242c60) at /usr/src/sys/kern/sys_generic.c:192
#17 0xc072293f in read (td=0xc6ce2630, uap=0xe8242cfc) at /usr/src/sys/kern/sys_generic.c:108
#18 0xc09578e5 in syscall (frame=0xe8242d38) at /usr/src/sys/i386/i386/trap.c:1035
#19 0xc093df20 in Xint0x80_syscall () at /usr/src/sys/i386/i386/exception.s:196
#20 0x00000033 in ?? ()
Previous frame inner to this frame (corrupt stack?)
(kgdb) quit

was wondering if there are any suggestions on what to do, unfortunately this is a production server at a hosting company... so access is limited.