Re: if_ndis related panic in propagate_priority

From: John Baldwin (jhb_at_FreeBSD.org)
Date: 04/01/04

  • Next message: John Baldwin: "Re: if_ndis related panic in propagate_priority" 
    To: Lukas Ertl <le@FreeBSD.org>
Date: Wed, 31 Mar 2004 17:48:31 -0500

    On Wednesday 31 March 2004 03:57 pm, Lukas Ertl wrote:
    > On Tue, 30 Mar 2004, John Baldwin wrote:
    > > On Tuesday 30 March 2004 01:14 pm, Lukas Ertl wrote:
    > > > Hi,
    > > >
    > > > lately I'm seeing random panics when loading the if_ndis module,
    > > > sometimes right after loading it, sometimes quite some time later.
    > >
    > > Do you have invariants on?
    >
    > No, no INVARIANTS, no WITNESS.

    Ok, well, if a thread sleeps while holding a lock then you can get this panic,
    and INVARIANTS and WITNESS catch those acts with a more informative message.
    I would recommend at least enabling INVARIANTS. 

    -- 
John Baldwin <jhb@FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve"  =  http://www.FreeBSD.org
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