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Re: [PATCH for-8.0] target/arm: Don't advertise aarch64-pauth.xml to gdb


From: Peter Maydell
Subject: Re: [PATCH for-8.0] target/arm: Don't advertise aarch64-pauth.xml to gdb
Date: Fri, 17 Mar 2023 17:26:29 +0000

On Fri, 17 Mar 2023 at 17:23, Alex Bennée <alex.bennee@linaro.org> wrote:
>
>
> Peter Maydell <peter.maydell@linaro.org> writes:
>
> > Unfortunately a bug in older versions of gdb means that they will
> > crash if QEMU sends them the aarch64-pauth.xml.  This bug is fixed in
> > gdb commit 1ba3a3222039eb25, and there are plans to backport that to
> > affected gdb release branches, but since the bug affects gdb 9
> > through 12 it is very widely deployed (for instance by distros).
> >
> > It is not currently clear what the best way to deal with this is; it
> > has been proposed to define a new XML feature name that old gdb will
> > ignore but newer gdb can handle.  Since QEMU's 8.0 release is
> > imminent and at least one of our CI runners is now falling over this,
> > disable the pauth XML for the moment.  We can follow up with a more
> > considered fix either in time for 8.0 or else for the 8.1 release.
> >
> > Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
>
> Queued to pr/170323-for-8.0-1, thanks.

I'll take this via target-arm.next, so please unqueue this one.

-- PMM



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