Date: Tue, 4 Aug 2009 11:37:43 -0300 From: Joey Mingrone <joey@mingrone.org> To: freebsd-questions@freebsd.org Subject: kernel panics in 7.2-RELEASE Message-ID: <f5b896260908040737m40db3830p53647632e52c0d8a@mail.gmail.com>
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Hi,
I have 7.2-RELEASE running on two older laptops and both have had a
few kernel panics lately. Unfortunately the one that paniced today
doesn't have debugging symbols, so I'm sure how useful any of output
below will be.
Joey
% dmesg
.
.
.
Fatal trap 12: page fault while in kernel mode
fault virtual address = 0x0
fault code = supervisor write, page not present
instruction pointer = 0x20:0xc05e480b
stack pointer = 0x28:0xe7228820
frame pointer = 0x28:0xe7228860
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 = 50277 (mtree)
trap number = 12
panic: page fault
.
.
.
% sudo kgdb kernel /var/crash/vmcore.1
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 are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for details.
This GDB was configured as "i386-marcel-freebsd"...(no debugging
symbols found)...
Attempt to extract a component of a value that is not a structure pointer.
Attempt to extract a component of a value that is not a structure pointer.
Attempt to extract a component of a value that is not a structure pointer.
Attempt to extract a component of a value that is not a structure pointer.
#0 0xc0566ddb in doadump ()
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