Adam K Kirchhoff | 6 Jan 2009 16:01
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Re: kernel crashes with OSS 4.2 + FreeBSD 7.1-PRERELEASE

On Saturday 03 January 2009 09:38:56 Adam K Kirchhoff wrote:

> On Sat, 03 Jan 2009 07:36:11 +0200

>

> Hannu Savolainen <hannu <at> opensound.com> wrote:

> > Adam K Kirchhoff wrote:

> > > Two crashes this morning while playing videos with mplayer:

> >

> > Might it be possible that these crashes occur when you hit stop/pause or

> > when the chapter/whatever changes in the video? I think an interrupt

> > occurs after the device has been closed and the DMA buffer removed.

> > However I don't know why this situation happens only in your system. The

> > related code has been unchanged for years so somebody else must have

> > experienced this crash too. Maybe doing fresh recompile of OSS helps.

>

> Yes, now that I think about it, I think I had just paused the video

> both times. In fact, I just remotely logged into the machine, killed

> artsd (so I could run 'soundoff' and then update/recompile the driver),

> and the machine panicked again.

>

> It is an odd crash. I have a machine at home with an SB Live running

> FreeBSD (both amd64 and i386 on separate drives) and haven't had this

> problem. When this is done booting back up, I'll recompile OSS and see

> if I can run a few tests to reproduce this problem.

Since recompiling, I haven't had a crash yet. I'll let everyone know if it starts happening again.

Adam


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