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<TITLE>sane-devel: Re: MICROTEK2 failure : out of memory with kernel 2</TITLE>
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<H1>Re: MICROTEK2 failure : out of memory with kernel 2.4</H1>
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<STRONG>From:</STRONG> <A HREF="mailto:Oliver.Neukum@lrz.uni-muenchen.de?Subject=Re:%20MICROTEK2%20failure%20:%20out%20of%20memory%20with%20kernel%202.4&In-Reply-To=&lt;Pine.GSO.4.03.10101111953500.8641-100000@sun2.lrz-muenchen.de&gt;"><EM>Oliver.Neukum@lrz.uni-muenchen.de</EM></A><BR>
<STRONG>Date:</STRONG> Thu Jan 11 2001 - 10:55:17 PST
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On Thu, 11 Jan 2001, Ralf wrote:
<BR>
<P><EM>&gt; Hallo
</EM><BR>
<EM>&gt; with the variable SANE_SG_BUFFERSIZE=32768 it's better.
</EM><BR>
<EM>&gt; scanimage -L gives my now the correct scannerdevice.
</EM><BR>
<EM>&gt; But now i have a new big proplem.
</EM><BR>
<EM>&gt; When i start scanimage , the computer crash.
</EM><BR>
<EM>&gt; Here the last output of the screen:
</EM><BR>
<EM>&gt;
</EM><BR>
<EM>&gt; [microtek2] calculate_gamma: ms=0x806c440, pos=0x8081280, color2, mode=None
</EM><BR>
<EM>&gt; [microtek2] calculate_gamma: factor=1, mult =4095.000000, steps=4095.000000, mode=None
</EM><BR>
<EM>&gt; [microtek2] set_exposure: ms=0x806c440
</EM><BR>
<EM>&gt; [microtek2] scsi_send_gamma: pos=0x807d280, size=8192, word=1, color=3
</EM><BR>
<EM>&gt; Unable to handle kernel NULL pointer dereference at virtual address 00000008
</EM><BR>
<EM>&gt; printing eip:
</EM><BR>
<EM>&gt; c02090c5
</EM><BR>
<EM>&gt; *pde = 00000000
</EM><BR>
<EM>&gt; Oops: 0000
</EM><BR>
<EM>&gt; CPU: 0
</EM><BR>
<EM>&gt; EIP: 0010:[&lt;c02090c5&gt;]
</EM><BR>
<EM>&gt; EFLAGS: 00010246
</EM><BR>
<EM>&gt; eax: 00000000 ebx: c167ee94 ecx: c1798000 edx: c167ee9c
</EM><BR>
<EM>&gt; esi: 00000000 edi: c0010480 ebp: c167ee80 esp: c02dff0c
</EM><BR>
<EM>&gt; ds: 0018 es: 0018 ss: 0018
</EM><BR>
<EM>&gt; Process swapper (pid: 0, stackpage=c02df000)
</EM><BR>
<EM>&gt; Stack: 00000013 d692e000 c167ee9c c167ee9c c167ee80 c167ee9c 00000000 c020ae19
</EM><BR>
<EM>&gt; c167ee80 00000000 c167ee80 00000000 00000000 c0110001 c167a000 c010d1c2
</EM><BR>
<EM>&gt; c02dffa8 0000d400 d7eb58c0 04000001 00000009 c02dffa8 c010a209 00000009
</EM><BR>
<EM>&gt; Call Trace: [&lt;c020ae19&gt;] [&lt;c0110001&gt;] [&lt;c010d1c2&gt;] [&lt;c010a209&gt;] [&lt;c010a378&gt;]
</EM><BR>
<EM>&gt; [&lt;c0107160&gt;] [&lt;ffffe000&gt;]
</EM><BR>
<EM>&gt; [&lt;c0109040&gt;] [&lt;c0107160&gt;] [&lt;ffffe000&gt;] [&lt;c0107183&gt;] [&lt;c0107202&gt;]
</EM><BR>
<EM>&gt; [&lt;c0105000&gt;] [&lt;c0100191&gt;]
</EM><BR>
<EM>&gt;
</EM><BR>
<EM>&gt; Code: 8b 46 08 83 f8 ff 0f 84 cc 00 00 00 3b 04 24 0f 84 c3 00 00
</EM><BR>
<EM>&gt; Kernel panic: Aiee, killing interrupt handler!
</EM><BR>
<EM>&gt; In interrupt handler - not syncing
</EM><BR>
<EM>&gt;
</EM><BR>
<EM>&gt; Can anybody help ?
</EM><BR>
<EM>&gt; Ralf Manthey
</EM><BR>
<P>OK, this one is new.
<BR>
Which kernel ?
<BR>
UHCI or OHCI ? If UHCI, which driver and does it happen with the other
<BR>
driver ?
<BR>
Could you run this through ksymoops. As it is, it is useless.
<BR>
<P>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;HTH
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Oliver
<BR>
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