5.3-RELEASE/amd64 kernel panic with GENERIC

[Roman Neuhauser]

# neuhauser at chello.cz / 2005-01-19 23:10:53 +0100:
> Hello, this is what I got after running buildkernel on 5.3-RELEASE with
> GENERIC on an MSI FIS2R (VIA K8T800-based board), AMD64 2800+, 1.5GB RAM
> (transcribed as I didn't have the opportunity to set up crashdumps; does
> it work in 5.3-REL?):
> 
> page fault while in kernel mode
> fault virtual address = 0xffffffff00496328
> fault code            = supervisor write, page not present
> instruction pointer   = 0x8:0xffffffff8050364f
> stack pointer         = 0x10:0xffffffffb0404ad0
> frame pointer         = 0x10:0xffffffff00496300
> code segment          = base 0x0, limit 0xfffff, type 0x1b
>                       = DPL 0, pres 1, long 1, def32 0, gran 1
> processor eflags      = interrupt enabled, resume, IOPL = 0
> current process       = 2607 (cc1)
> trap number           = 12
> panic: page fault
> Uptime: 6m41s

    For the archives: this turned out to be flaky hardware, the machine
    works with only two (of three total) memory banks used. It's not
    clear yet if it's the memory or the motherboard that's causing the
    problem. FWIW, the RAM is 3x Corsair 512 MB 400 MHz XMS CL2.

-- 
FreeBSD 4.10-STABLE
8:20AM up 1 day, 1:43, 6 users, load averages: 0.00, 0.01, 0.00