Re: Kernel panic when re-inserting Adaptec PCMCIA card

[Alex Davis]

--- Alex Davis <alex14641@xxxxxxxxx> wrote:

> --- Chuck Ebbert <76306.1226@xxxxxxxxxxxxxx> wrote:
> 
> > In-Reply-To: <20060614022139.21737.qmail@xxxxxxxxxxxxxxxxxxxxxxx>
> > 
> > On Tue, 13 Jun 2006 19:21:39 -0700, Alex Davis wrote:
> > 
> > Same panic occurs in 2.6.17rc6:
> > 
> > > Jun 13 17:50:36 siafu kernel: [4295220.230000] pccard: PCMCIA card inserted into slot 0
> > > Jun 13 17:50:36 siafu kernel: [4295220.230000] pcmcia: registering new device pcmcia0.0
> > > Jun 13 17:50:37 siafu kernel: [4295220.281000] aha152x: resetting bus...
> > > Jun 13 17:50:37 siafu kernel: [4295220.637000] aha152x13: vital data: rev=1, io=0xd340
> > > (0xd340/0xd340), irq=3, scsiid=7, reconnect=enabled,
> > >  parity=enabled, synchronous=enabled, delay=100, extended translation=disabled
> > > Jun 13 17:50:37 siafu kernel: [4295220.637000] aha152x13: trying software interrupt, ok.
> > > Jun 13 17:50:37 siafu kernel: [4295221.638000] scsi13 : Adaptec 152x SCSI driver; $Revision:
> > 2.7 $
> > > Jun 13 17:50:37 siafu kernel: [4295221.650000]
> > > Jun 13 17:50:37 siafu kernel: [4295221.650000] aha152x22856: bottom-half already running!?
> > > Jun 13 17:50:37 siafu kernel: [4295221.650000]
> > > Jun 13 17:50:37 siafu kernel: [4295221.650000] queue status:
> > > Jun 13 17:50:37 siafu kernel: [4295221.650000] issue_SC:
> > > Jun 13 17:50:37 siafu kernel: [4295221.650000] current_SC:
> > > Jun 13 17:50:37 siafu kernel: [4295221.650000] BUG: unable to handle kernel paging request
> at
> > > virtual address 00020016
> > 
> > Something is going very wrong here.  At time .637 it says it is
> > adapter number 13 (aha152x13.)  Then at .650 it thinks it's
> > adapter nr. 22856 (!)  Looks like some kind of pointer to the
> > hostdata is corrupted.
> > 
> > Can you rmmod the driver after removing the card and see if that
> > helps?
> > 
> It turns out I was trying to remove the driver before doing 'pccardctl eject'.
> 
> It seems that removing the driver after ejecting make the problem go away:
> I ejected and re-inserted the card six times with no crash.
> 
> I'll continue testing just to make sure.
> 
Will removing the module after ejecting be considered the fix 
for this problem??


I code, therefore I am

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