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Re: MAKEDEV oopses



Hi all.

On Sun, 23 Nov 1997, Nikita Schmidt wrote:

: From: Nikita Schmidt <cetus@snowball.ucd.ie>
: To: debian-alpha@lists.debian.org
: Date: Sun, 23 Nov 1997 15:03:28 +0000
: Subject: Re: MAKEDEV oopses
: 
: On Sunday, 23 Nov, Roberto A. Lumbreras Pastor wrote:
: > Hi all.
: > 
: > /dev/MAKEDEV (makedev-1.5-4) segfaults and oopses for me...
: > 
: > MAKEDEV(15040): unaligned trap at 0000000000000029: 00000001209235e4 2d 0
: > MAKEDEV(15040): unaligned trap at 000000000000001f: 00000001209235e4 23 1
: > MAKEDEV(15040): unaligned trap at 0000000000000023: 00000001209235e4 27 1
: > MAKEDEV(15040): unaligned trap at 000000000000001f: 00000001209235e4 23 1
: > Unable to handle kernel paging request at virtual address 7570696e616d2070
: 
: [...]
: 
: > 
: > The box is an AlphaServer 1000A (noritake-primo, EV56 cpu), and
: > kernel 2.0.30 + alpha-patches-2.0.30-0.3 from gatekeeper.dec.com.
: > 
: 
: Unaligned trap handling is broken in all alpha-patches from gatekeeper
: (in fact it is broken in the em86 patches, which are included in
: alpha-patches), although it's been a known problem since
: alpha-patches-2.0.30-0.1.  See
: genie.ucd.ie:/pub/alpha/kernel/my_patches/traps.diff.

You were right, I've patched the kernel, and now MAKEDEV works :)

: These unaligned accesses from MAKEDEV are certainly bad (though of
: course they shouldn't be dangerous to the kernel health), but there is
: no easy way to get rid of them except to resort to the old MAKEDEV
: script.  I haven't checked the newest version, though.
: 
: 	Nikita

Thanks!

Regards,
-- 
Roberto Lumbreras Pastor  *  mailto:rover@lander.es
Lander Internet - Spain   *  http://www.lander.es/
Tel +34 1 556.28.83       *  Fax +34 1 556.30.01

Don't open Windows, this room is airconditioned!


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