[aha152_cs] (scsi0:x:0) command sent incompletely (1/12) (was: Re: Bug#348782)

[Philippe Bourcier]

On Mon, Apr 24, 2006 at 07:25:38AM -0700, Randy.Dunlap wrote:
> On Mon, 24 Apr 2006, Philippe Bourcier wrote:
> 
> >     hi all,
> >
> >   I looked at an old bug regarding my scsi hardware:
> >
> > On Wed, Mar 08, 2006 at 11:00:43PM +0100, Philippe Bourcier wrote:
> > > Package: linux-image-2.6-686
> > > Version: 2.6.15-8
> > > Followup-For: Bug #348782
> > [...]
> > > debian 2.6.15-8 doesn't resolve:
> > >
> > > I have a scsi tower (2*dd, cdrom reader, cdrom burner) connected to my
> > > laptop with a pcmcia card:
> > > Adaptec, Inc. - APA-1460 SCSI Host Adapter
> > > when I keep the tower shuted, everything is ok: I can boot with the card
> > > inserted
> > > when I power on the tower, the boot crash:
> > > (I copy the message by hand)
> > >
> > > BUG: soft lockup detected on CPUU#0!
> > > Pid: 4, comm:        events/0
> > > EIP: 0060 [<c0121d40>]CPU:0
> > > EIP is at worker_thread+0x129/0x19f
> > >   EFLAGS: 00000246 Not tainted (2.6.15-1-686)
> > > EAX: c8c83084  EBX: c8c83084  ECX: c8c83080  EDX: c8c83084
> > > ESI: c7ff59a0  EDI: 00000246  EBP: 00000000  DS: 0076  ES:007b
> > > CR0: 8005003b  CR2: bfd25124  CR3: 076e3000  CR4: 00000240
> > > [<c8c7c31a>] run+0x0/0x3b [aha152_cs]
> > > [<c0113708>] default_wake_function+0x0/0x12
> > > [<c0121c17>] worker_thread+0x0/0x19f
> > > [<c0124bd0>] kthread+0x68/0x95
> > > [<c0124b68>] kthread+0x68/0x95
> > > [<c01012a9>] kernel_thread_helper+0x5/0xb
> > >
> > [...]
> > > -- System Information:
> > > Debian Release: testing/unstable
> > >   APT prefers unstable
> > >   APT policy: (500, 'unstable')
> > > Architecture: i386 (i686)
> > > Shell:  /bin/sh linked to /bin/bash
> > > Kernel: Linux 2.6.15-1-686
> > > Locale: LANG=en_US.UTF-8, LC_CTYPE=fr_FR.UTF-8 at euro (charmap=UTF-8) (ignored: LC_ALL set to en_US.UTF-8)
> > >
> > > Versions of packages linux-image-2.6-686 depends on:
> > > ii  linux-image-2.6.15-1-686      2.6.15-8   Linux kernel 2.6.15 image on PPro/
> > >
> > > linux-image-2.6-686 recommends no packages.
> > >
> > > -- no debconf information
> >
> > now, it "seems" to work...
> > just (scsi0:0:0) command sent incompletely (1/12)
> > and (scsi0:1:0) command sent incompletely (1/12)
> > annoys me; am I wrong?
> 
> I've looked at this driver a lot in the past 2 weeks (from a
> SCSI viewpoint, not PCMCIA).  It does not handle highmem
> (> 1 GB) scatter/gather lists correctly at all, so for me
> to use it successfully, I have to set:
> 	.unchecked_isa_dma = 1,
> in the scsi host template.  However, if your system has <= 1 GB
> of RAM or you are using a kernel that does not support highmem,
> that should not be an issue for you.

$ cat /proc/meminfo 
MemTotal:       127220 kB
[...]
> >
> >     hope this will help,
-- 
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