Date: Sat, 03 Apr 2010 14:15:35 -0700 From: Doug Barton <dougb@FreeBSD.org> To: freebsd-current@FreeBSD.org Subject: panic: vm_fault: fault on nofault entry, addr: c3dce000 Message-ID: <4BB7AFF7.6010503@FreeBSD.org>
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This is happening at boot time, but not every time. Yesterday's
-current, r206116. core.txt.3 is in freefall:~dougb.
#0 doadump () at pcpu.h:246
246 pcpu.h: No such file or directory.
in pcpu.h
(kgdb) #0 doadump () at pcpu.h:246
#1 0xc05f754f in boot (howto=260)
at /usr/local/src/sys/kern/kern_shutdown.c:416
#2 0xc05f7832 in panic (fmt=Variable "fmt" is not available.
) at /usr/local/src/sys/kern/kern_shutdown.c:579
#3 0xc0810598 in vm_fault (map=0xc19b6000, vaddr=3286032384,
fault_type=Variable "fault_type" is not available.
)
at /usr/local/src/sys/vm/vm_fault.c:255
#4 0xc0866903 in trap_pfault (frame=0xd9bbaa38, usermode=0, eva=3286033576)
at /usr/local/src/sys/i386/i386/trap.c:842
#5 0xc08671c3 in trap (frame=0xd9bbaa38)
at /usr/local/src/sys/i386/i386/trap.c:533
#6 0xc08498cb in calltrap () at
/usr/local/src/sys/i386/i386/exception.s:165
#7 0xc0828ce2 in vm_reserv_alloc_page (object=0xc19a33b8, pindex=3073)
at /usr/local/src/sys/vm/vm_reserv.c:320
#8 0xc082220e in vm_page_alloc (object=0xc19a33b8, pindex=3073, req=64)
at /usr/local/src/sys/vm/vm_page.c:1086
#9 0xc08109e5 in vm_fault (map=0xc593ae80, vaddr=679325696,
fault_type=2 '\002', fault_flags=Variable "fault_flags" is not
available.
) at /usr/local/src/sys/vm/vm_fault.c:399
#10 0xc086688e in trap_pfault (frame=0xd9bbad38, usermode=1, eva=679325760)
at /usr/local/src/sys/i386/i386/trap.c:832
#11 0xc086700e in trap (frame=0xd9bbad38)
at /usr/local/src/sys/i386/i386/trap.c:401
#12 0xc08498cb in calltrap () at
/usr/local/src/sys/i386/i386/exception.s:165
#13 0x2a3d02ac in ?? ()
Previous frame inner to this frame (corrupt stack?)
(kgdb)
--
... and that's just a little bit of history repeating.
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