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Bug#270745: libc6-i686: does not re-exec init

tags 270745 fixed-in-experimental

At Sat, 25 Sep 2004 11:00:11 -0300,
Cesar Eduardo Barros wrote:
> > > It might not get any benefit from using
> > > /lib/tls/i686/cmov/libc-2.3.2.so, but as you can see it's being used.
> > > 
> > > When running libc6.postinst, the new libc6-i686 wasn't yet unpacked, and
> > > so when libc6.postist restarted init, it used the new ld-2.3.2.so but
> > > the old /lib/tls/i686/cmov/libc-2.3.2.so (since nothing on init
> > > prevented it from using the i686 libc).
> > 
> > No.  During configuration, /etc/ld.so.nohwcap is created; libc6-i686
> > libraries should not be used.  Check reinstall libc6 and libc6-i686
> > with lsof.
> Yes, it is created. However, it is removed *before* init (and the rest
> of the daemons) is restarted, and so init gets the i686 libraries.
> ld.so.nohwcap is emptied at line 178, just before the daemons are
> restarted. init is restarted near the end of the script.

Yes, your observation is correct.

> A fix for this bug might be to move the emptying of ld.so.nohwcap to the
> end of the postinst (after init and the daemons were restarted), or even
> to the postinst of libc6-i686 (so while there is a version skew between
> libc6 and libc6-i686, libc6-i686 would not be used; ld.so.nohwcap could
> be emptied by both postinsts only if both versions are the same).

 From experimental glibc 2.3.4-2 or -3, /etc/ld.so.nohwcap is not
removed until the same libc6-i686/libc6 version is installed.

I think this bug should be fixed in experimental.  I'll close it when
new glibc will be put into unstable.

-- gotom

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