On Mon, Jun 12, 2023 at 02:44:04PM +0200, Peter N. M. Hansteen wrote:
> >Synopsis: After snapshot upgrade, xfce4 session dies immediately after
> >xenodm auth
> >Category: Xorg, xenocara, xenodm, xfce
> >Environment:
> System : OpenBSD 7.3
> Details : OpenBSD 7.3-current (GENERIC.MP) #1232: Sun Jun 11
> 21:57:49 MDT 2023
>
> [email protected]:/usr/src/sys/arch/amd64/compile/GENERIC.MP
>
> Architecture: OpenBSD.amd64
> Machine : amd64
> >Description:
> Long running amd64 laptop that has been running snapshots for years,
> configured
> with xfce4 as primary option for X desktop, after today's snapshot
> upgrade fails
> to start xfce4 session after xenodm login. Logging on as root gives the
> default
> WM as expected
> >How-To-Repeat:
> On a recent amd64 snapshot configure a user to run xfce4 as their WM
> after xenodm
> login. upgrade to most recent snapshot with matching packages (pkg_add
> -u, sysupgrade -s
> pkg_add -u).
> >Fix:
> to be determined, I suspect some minor tweak or perhaps just a rebuild
> of the xfce4
> packages will do the trick.
>
>From dmesg, you have an IBT amd64.
> cpu0: FPU,VME,[...],MD_CLEAR,IBT,IBRS,IBPB,[...],XSAVEC,XGETBV1,XSAVES
^^^
(IBT is present in the list).
The snapshot kernel is enforcing indirect-branch-tracking.
Could you identify the exact program which dies ? I assume it was segfaulted
with SIGILL.
Thanks.
--
Sebastien Marie
