Date: Sun, 8 Mar 1998 18:31:27 +0100 From: Andreas Klemm <andreas@klemm.gtn.com> To: current@FreeBSD.ORG Cc: dyson@FreeBSD.ORG Subject: Re: page fault while in kernel mode (-current from this morning && softupdates) Message-ID: <19980308183127.63646@klemm.gtn.com> In-Reply-To: <19980308153508.12630@klemm.gtn.com>; from Andreas Klemm on Sun, Mar 08, 1998 at 03:35:08PM %2B0100 References: <19980308153508.12630@klemm.gtn.com>
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> Here what DDB told me:
>
> Fatal trap 12: page fault while in kernel mode
> mp_lock=00000002 cpuip=0 lapic.id=01000000
> fault virtual address = 0xf1349ff8
> Supervisor read page not present
> ...
> Current process = 306 (XF86_SVGA)
> kernel: type 12 trap, code=0
> ....
> Stopped at _pmap_remove_all+0x10d: movel 0x8(%esi), %ebr
> _pmap_remove_all
> _pmap_page_protect
> _vmobject_terminate
This bite me again when leaving X11 with CTRL+ALT+BS
And I got another one:
panic vm_fault: fault on nofault entry, addr: f2d93000
mp_lock = 01000002 cpuid=1 lapic.id = 00000000
Debugger("panic")
Stopped at _Debugger+0x35: movb $0, _in_Debugger.94
_Debugger
_panic
_vm_fault
_trap_pfault
_trap
calltrap()
---trap0xc...
_generic_bcopy
_softdep_setup_allocindir_page
_ffs_balloc
_ffs_write
_vn_write
_write
_syscall
_xsyscall
---syscall
--
Andreas Klemm
powered by ,,symmetric multiprocessor FreeBSD''
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