Im having this crash multiple times, when i start some load.
How could i provide more information about this?.
Do you think this could be a hardware problem?

the kernel is GENERIC without firewire (i need this off) and with
SCHED_ULE. the rest is all the same.

Thanks in advance,

[root@flash /usr/obj/usr/src/sys/FLASH]# uname -a
FreeBSD flash.sofsis.cl 7.0-BETA1 FreeBSD 7.0-BETA1 #4: Thu Nov 1
18:04:33 CLST 2007 root@flash.sofsis.cl:/usr/obj/usr/src/sys/FLASH
[root@flash /usr/obj/usr/src/sys/FLASH]# sudo kgdb
kernel.debug /var/crash/vmcore.12
[GDB will not be able to debug user-mode
threads: /usr/lib/libthread_db.so: Undefined symbol "ps_pglobal_lookup"]
GNU gdb 6.1.1 [FreeBSD]
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you
welcome to change it and/or distribute copies of it under certain
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for
This GDB was configured as "amd64-marcel-freebsd".

Unread portion of the kernel message buffer:
TPTE at 0xffff800004004c40 IS ZERO @ VA 800988000
panic: bad pte
cpuid = 0
Uptime: 2d3h46m1s
Physical memory: 2036 MB
Dumping 279 MB: 264 248 232 216 200 184 168 152 136 120 104 88 72 56 40
24 8

#0 doadump () at pcpu.h:194
194 __asm __volatile("movq %%gs:0,%0" : "=r" (td));
(kgdb) bt
#0 doadump () at pcpu.h:194
#1 0x0000000000000004 in ?? ()
#2 0xffffffff8045b9f9 in boot (howto=260)
at /usr/src/sys/kern/kern_shutdown.c:409
#3 0xffffffff8045bdfd in panic (fmt=0x104
bounds>) at /usr/src/sys/kern/kern_shutdown.c:563
#4 0xffffffff806d2f89 in pmap_remove_pages (pmap=0xffffff0020df1c58)
at /usr/src/sys/amd64/amd64/pmap.c:2948
#5 0xffffffff8066bd78 in vmspace_exit (td=0xffffff004659a9f0)
at /usr/src/sys/vm/vm_map.c:395
#6 0xffffffff8043bebc in exit1 (td=0xffffff004659a9f0, rv=0)
at /usr/src/sys/kern/kern_exit.c:294
#7 0xffffffff8043d26e in sys_exit (td=Variable "td" is not available.
) at /usr/src/sys/kern/kern_exit.c:98
#8 0xffffffff806dddb7 in syscall (frame=0xffffffffaeceec70)
at /usr/src/sys/amd64/amd64/trap.c:822
#9 0xffffffff806c435b in Xfast_syscall ()
at /usr/src/sys/amd64/amd64/exception.S:272
#10 0x0000000800933ccc in ?? ()
Previous frame inner to this frame (corrupt stack?)

Phillip N.

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