panic: swapoff: failed to locate 2 swap blocks

hi,
yesterday i switched of my swap and i got the following panic:

panic: swapoff: failed to locate 2 swap blocks
panic messages:
---
panic: swapoff: failed to locate 2 swap blocks
panic: from debugger
Uptime: 6d14h36m18s
Dumping 511 MB
 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 256 272 288 304
320 336 352 368 384 400 416 432 448 464 480 496---
Reading symbols from
/usr/obj/usr/src-current/sys/DEBUG/modules/usr/src-current/sys/modules/
linux/linux.ko.debug...done. Loaded symbols for
/usr/obj/usr/src-current/sys/DEBUG/modules/usr/src-current/sys/modules/
linux/linux.ko.debug Reading symbols from /boot/kernel/ng_UI.ko...done.
Loaded symbols for /boot/kernel/ng_UI.ko
Reading symbols from /boot/kernel/netgraph.ko...done.
Loaded symbols for /boot/kernel/netgraph.ko
Reading symbols from /boot/kernel/ng_ether.ko...done.
Loaded symbols for /boot/kernel/ng_ether.ko
Reading symbols from /boot/kernel/ng_pppoe.ko...done.
Loaded symbols for /boot/kernel/ng_pppoe.ko
Reading symbols from /boot/kernel/ng_socket.ko...done.
Loaded symbols for /boot/kernel/ng_socket.ko
Reading symbols from /boot/kernel/snd_pcm.ko...done.
Loaded symbols for /boot/kernel/snd_pcm.ko
Reading symbols from /boot/kernel/snd_es137x.ko...done.
Loaded symbols for /boot/kernel/snd_es137x.ko
Reading symbols from /boot/kernel/pf.ko...done.
Loaded symbols for /boot/kernel/pf.ko
Reading symbols from /boot/kernel/pfsync.ko...done.
Loaded symbols for /boot/kernel/pfsync.ko
Reading symbols from /boot/kernel/pflog.ko...done.
Loaded symbols for /boot/kernel/pflog.ko
Reading symbols from
/usr/obj/usr/src-current/sys/DEBUG/modules/usr/src-current/sys/modules/
aio/aio.ko.debug...done. Loaded symbols for
/usr/obj/usr/src-current/sys/DEBUG/modules/usr/src-current/sys/modules/
aio/aio.ko.debug Reading symbols from /boot/kernel/acpi.ko...done.
Loaded symbols for /boot/kernel/acpi.ko
---Type <return> to continue, or q <return> to quit---
Reading symbols from /boot/kernel/vmnet.ko...done.
Loaded symbols for /boot/kernel/vmnet.ko
Reading symbols from
/usr/obj/usr/src-current/sys/DEBUG/modules/usr/src-current/sys/modules/
vinum/vinum.ko.debug...done. Loaded symbols for
/usr/obj/usr/src-current/sys/DEBUG/modules/usr/src-current/sys/modules/
vinum/vinum.ko.debug Reading symbols from
/usr/obj/usr/src-current/sys/DEBUG/modules/usr/src-current/sys/modules/
linprocfs/linprocfs.ko.debug...done. Loaded symbols for
/usr/obj/usr/src-current/sys/DEBUG/modules/usr/src-current/sys/modules/
linprocfs/linprocfs.ko.debug Reading symbols from
/boot/kernel/geom_bde.ko...done. Loaded symbols for
/boot/kernel/geom_bde.ko
#0  doadump () at /usr/src-current/sys/kern/kern_shutdown.c:240
240             dumping++;
(kgdb) bt
#0  doadump () at /usr/src-current/sys/kern/kern_shutdown.c:240
#1  0xc04ff219 in boot (howto=260)
    at /usr/src-current/sys/kern/kern_shutdown.c:372
#2  0xc04ff5f8 in panic () at
#/usr/src-current/sys/kern/kern_shutdown.c:550 3  0xc043c7d2 in db_panic
#() at /usr/src-current/sys/ddb/db_command.c:450 4  0xc043c732 in
#db_command (last_cmdp=0xc06e8560, cmd_table=0x0, 
    aux_cmd_tablep=0xc06ab1a8, aux_cmd_tablep_end=0xc06ab1ac)
    at /usr/src-current/sys/ddb/db_command.c:346
#5  0xc043c875 in db_command_loop ()
    at /usr/src-current/sys/ddb/db_command.c:472
#6  0xc043f895 in db_trap (type=3, code=0)
    at /usr/src-current/sys/ddb/db_trap.c:73
#7  0xc0651e3c in kdb_trap (type=3, code=0, regs=0xd99a0bb0)
    at /usr/src-current/sys/i386/i386/db_interface.c:171
#8  0xc06626ba in trap (frame=
      {tf_fs = 24, tf_es = 16, tf_ds = 16, tf_edi = 1, tf_esi =
-1066786854, tf_ebp = -644215812, tf_isp = -644215844, tf_ebx = 0,
tf_edx = 0, tf_ecx = 1021, tf_eax = 18, tf_trapno = 3, tf_err = 0,
tf_eip = -1067114252, tf_cs = 8, tf_eflags = 662, tf_esp = -1066772832,
tf_ss = -1066835240})    at /usr/src-current/sys/i386/i386/trap.c:580
#9  0xc0653838 in calltrap () at {standard input}:94
#10 0xc04ff535 in panic (
    fmt=0xc06a1fda "swapoff: failed to locate %d swap blocks")
    at /usr/src-current/sys/kern/kern_shutdown.c:534
#11 0xc06125c1 in swap_pager_swapoff (sp=0xc4c460c0, sw_used=0xc4c460c8)
    at /usr/src-current/sys/vm/swap_pager.c:1761
#12 0xc061353d in swapoff (td=0xc4c07e70, uap=0x0)
    at /usr/src-current/sys/vm/swap_pager.c:2263
#13 0xc06630d0 in syscall (frame=
      {tf_fs = 47, tf_es = 47, tf_ds = 47, tf_edi = 134517769, tf_esi =
1, tf_ebp = -1077941416, tf_isp = -644215436, tf_ebx = 672398208, tf_edx
= 0, tf_ecx = 5, tf_eax = 424, tf_trapno = 0, tf_err = 2, tf_eip =
671867903, tf_cs = 31, tf_eflags = 582, tf_esp = -1077941444, tf_ss =
47})    at /usr/src-current/sys/i386/i386/trap.c:1010
#14 0xc065388d in Xint0x80_syscall () at {standard input}:136
---Can't read userspace from dump, or kernel process---

(kgdb) 


$ uname -a

FreeBSD tyrael.linnet 5.2-CURRENT FreeBSD 5.2-CURRENT #5: Sat Jan 31
23:07:17 CET 2004    
seb_at_tyrael.linnet:/usr/obj/usr/src-current/sys/DEBUG  i386

any ideas ?

thx
regards,
seb




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Microsoft: Where do you want to go today?
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-- 
Microsoft: Where do you want to go today?
Linux: Where do you want to go tomorrow?
FreeBSD: Are you guys coming or what?
OpenBSD: Hey guys you left some holes out there!