Re: ULE Status.

From: Polakov Alexander (polachok_at_narod.ru)
Date: 06/09/05

  • Next message: Christian Brueffer: "Re: pam.conf(5) and pam(8)" 
    Date: Thu, 9 Jun 2005 18:55:07 +0400 (MSD)
To: freebsd-current@freebsd.org

    >Doug Poland a Êcrit :
    >
    >>On Sat, Jun 04, 2005 at 05:25:33AM -0400, Jeff Roberson wrote:
    >>
    >>
    >>>I just fixed what should be the last ULE+KSE+PREEMPTION bug. Please let
    >>>me know if you run into any problems with it, preferably with a seperate
    >>>mail to me as I'm more likely to see this than one which is cc'd to
    >>>current@.
    >>>
    >>>
    >>>
    >>I'm consistently getting hard locks on a 4-way PIII Xeon using a generic
    >>kernel with ULE. Here's what was on the console on the 2nd to last
    >>lock-up:
    >>
    >>
    >>kernel trap 12 with interrupts disabled
    >>
    >>Fatal trap 12: page fault while in kernel mode
    >>
    >>cpuid = 0; apic id = 03
    >>
    >>fault virtual address = 0x150
    >>fault code = supervisor read, page not present
    >>instruction pointer = 0x20: 0xc0642e6e
    >>stack pointer = 0x28: 0xe4fd9b8c
    >>frame pointer = 0x28: 0xe4fd9bb0
    >>code segment = base 0x0, limit 0xfffff, type 0x1b
    >> = DPL 0, pres 1, def32 1, gran 1
    >>processor eflags = resume, IOPL = 0
    >>current process = 49 (swi4: clock sio)
    >>
    >>
    >>I've also seen hard locks with gkrellmd, fsck running in multi-user
    >>mode.
    >>
    >>
    >>
    >I get (what I think is) the same problem but not in the same case.
    >When I load nvidia.ko, I get this :
    >
    >nvidia0 : <GeForce FX5600> mem 0xe400000 - 0xe4ffffff, 0xd00.... - 0xdfff.... irq 16 at device 0.0 on pci 1
    >
    >WARNING : Device Driver
    >
    >Fatal trap 12: page fault while in kernel mode
    >fault virtual address = 0x480008
    >fault code = supervisor read, page not present
    >instruction pointer = 0x20: 0xc059de04
    >stack pointer = 0x28: 0xc1020984
    >frame pointer = 0x28: 0xc1020984
    >code segment = base 0x0, limit 0xfffff, type 0x1b
    > = DPL 0, pres 1, def32 1, gran 1
    >processor eflags = niterrupt enabled, resume, IOPL = 0
    >current process = 0 (swapper)
    >trap number = 12
    >panic = page fault
    >
    >uptime : 1s
    >
    >I use ULE.
    >
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    I use ULE, PREEMPTION but I've no problems with nvidia-driver-1.0.7174

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