Messages in this thread | | | Date | Tue, 15 Aug 2006 03:43:17 -0700 | Subject | Re: [Patch] restore the RCU callback to defer put_task_struct() Re: Problems with 2.6.17-rt8 | From | Bill Huey (hui) <> |
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On Mon, Aug 14, 2006 at 04:44:23PM -0700, Bill Huey wrote: > On Mon, Aug 14, 2006 at 10:56:39AM -0700, Robert Crocombe wrote: > > And yeah, it is a RAID config. But for extra bonus points, I found a > > spare SCSI disk and installed Fedora Core 5 and did a 'yum upgrade' to > > whatever was current as of today. So it's a single disk config now. > > Problem still occurs with 't2' patched kernel. > > > > config and dmesg attached, kaboom-like stuff appended. > > It looks like a screw interaction between the latency tracer and the mutex > code that creates such a wacked out looking stack trace. Unfortunately, > I've been unsuccessful at reproducing it, so I'm going to focus on a partial > clean up so that the rtmutex is a bit more friendly to the latency tracer. > > This is kind of a pain.
I'm high, the latency tracer is fine. I'm going to look at the mutex code more.
bill
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