> > The symptoms are a very noticeable and complete hard lockup, it appears.
> > Which is extremely easy to believe if something is leaving the
> > io_request_lock locked (or tries to get it recursively). That would
> > certainly lock the machine completely.
>
> > Which is why I asked for somebody who felt comfortable about spinlocks.
> > Any help is appreciated, even just reports of how to reliably make this
> > happen (for all I know it may be limited to just one specific driver), but
> > let's be careful out there..
>
> I've seen this happen after playing an audio cd with workman, then
> ejecting and inserting a new disk. H/w Asus dual PPro P65UP5 with an
> ncr53c810a scsi card (ncr53c8xx driver) and a Tosh XM-3701TA CD-ROM.
> Vanilla 2.1.105 SMP. Although the CD-ROM is on the ncr, there is also
> a 2940UW with two Quantum Atlas wide disks in this machine.
>
Same here.
P6DNF with 2940UW, Toshiba XM-3701TA and 2.1.105 SMP.
Juergen
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