Re: FreeBSD constantly crashing

From: Stephen Bader (steveb_at_mercury.jorsm.com)
Date: 01/27/04

  • Next message: Hannes Adollarson: "Permission change on resolv.conf" 
    Date: Tue, 27 Jan 2004 12:10:51 -0600 (CST)
To: Stanislav Grozev <tacho@orbitel.bg>

    I saw problems like this when PAE was crashing my box in the early version
    of 4.9. I would assume the patches were put into RELENG_4_9, but maybe you
    want to try RELENG_4 to get -STABLE?

    I know this doesn't explain why it is crashing in 4.7 or 4.8 though. Just
    a thought.

    -Steve

    -------------------------------------------------------------------------
    Stephen Bader JORSM Internet, Regional Internet Services
    Systems Administrator 7 Area Codes in Chicagoland and NW Indiana
    steveb@jorsm.com 100Mbps+ Connectivity, 56K-DS3, V.90, ISDN
    (219) 322-2180 Quality Service, Affordable Prices
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    On Tue, 27 Jan 2004, Stanislav Grozev wrote:

    > Hello,
    >
    > I have one FreeBSD server, that recently started to behave strangely.
    > It has been rock-solid for all of its existence (almost 2 years).
    > Recently I upgraded it to RELENG_4_9 and it started crashing with
    > kernel panic approximately every 24 hours, but this varies.
    > I have tried downgrading to RELENG_4_8 and RELENG_4_7 - the same
    > thing keeps happening. I have also moved the harddrives in a brand
    > new, albeit identical machine - Duron 800 MHz, 512MB RAM,
    > Adaptec 29160 Ultra 160 SCSI, two Fujitsu disks in Vinum RAID1.
    >
    > Here is the kernel panic:
    >
    > Fatal trap 12: page fault while in kernel mode
    > fault virtual address = 0x485974e2
    > fault code = supervisor read, page not present
    > instruction pointer = 0x8:0xc01cbfe3
    > stack pointer = 0x10:0xc0311854
    > frame pointer = 0x10:0xc0311858
    > 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 = Idle
    > interrupt mask =
    > trap number = 12
    > panic: page fault
    >
    > attached are the kernel configuration and the dmesg.
    > Please, can anyone shed any light on this? I thought it was the hardware,
    > but I've changed everything except the hard disks - new case, new powersupply,
    > new motherboard, new processor, new RAM, new Adaptec.
    >
    > Thanks in advance.
    >
    > -tacho
    >

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