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Re: Kernel panic when booting with empty CD-ROM

On Thu, Jul 21, 2011 at 01:28:47AM +0300, Paul Pedaal wrote:
 > > > -current kernels since somewhere between June 10th and July 11th
 > > > panic right after detecting my
 > > > SCSI CD-ROM drive - assertion in sys/kern/kern_synch.c, line 192.
 > >
 > >That's in ltsleep, and it means something's trying to sleep in an
 > >interrupt handler, so it would be helpful to get a ddb backtrace from
 > >the failure to see where it's coming from.
 > I was hoping that I wouldn't have to transcribe from the monitor out in
 > the shed.. :\
 > Maybe I can get away with only listing the procedure calls?
 > breakpoint(), panic(), kern_assert(), ltsleep(),
 > isp_mbox_wait_complete(), isp_mboxcmd(), isp_spi_update(), isp_start(),
 > isprequest(),
 > scsipi_run_queue(), scsipi_periph_timed_thaw(),
 > callout_softclock(), softint_dispatch()

That should be sufficient. (Not that I know enough about the scsi
layer to diagnose it easily.)

If nobody else picks this up please file a bug report...

David A. Holland

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