Re: [PATCH] x86/shadow: Fix UBSAN in hvm_emulate_insn_fetch

["Teddy Astie" <teddy.astie@xxxxxxxxxx>]

Le 15/04/2025 à 15:02, Andrew Cooper a écrit :
> Which compiler are you using?  (Just so there's a record.  These reports
> are version-sensitive.)

It's GCC 14.2.0.

>
> Do you know precisely which condition is being hit?

It occurs when booting OVMF (PVH and HVM) with HAP=0.
It doesn't seem to occur with SeaBIOS or PVH GRUB though.

Teddy


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