WARNING: CPU: 0 PID: 1 at arch/powerpc/lib/feature-fixups.c:109 do_feature_fixups+0xb0/0xf0

[Christophe Leroy]

Hi Paul,

Le 30/03/2021 à 12:37, Paul Menzel a écrit :
> Dear Linux folks,
> 
> 
> On the POWER8 system IBM S822LC, Linux 5.12-rc5+ logs the warning below.
> 
> ```
> [    0.724118] Unable to patch feature section at (____ptrval____) - (____ptrval____) with 
> (____ptrval____) - (____ptrval____)
> [    0.724185] pstore: Registered nvram as persistent store backend
> ```
> 
> Please find the output of `dmesg` attached.
> 
> 

Did you do a 'make clean' before building ?

If not, can you try patch 
https://patchwork.ozlabs.org/project/linuxppc-dev/patch/8bb015bc98c51d8ced581415b7e3d157e18da7c9.1617181918.git.christophe.leroy@csgroup.eu/

Thanks
Christophe