Messages in this thread | | | Date | Mon, 31 Jan 2022 13:06:45 +0100 | From | Borislav Petkov <> | Subject | Re: vmlinux.o: warning: objtool: do_machine_check()+0x5fa: call to memset() leaves .noinstr.text section |
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On Wed, Jan 19, 2022 at 03:32:18PM -0800, Jakub Kicinski wrote: > On Thu, 20 Jan 2022 00:17:23 +0100 Borislav Petkov wrote: > > So, I'd like to reproduce that here and play with it a bit. What iso > > can I install in a guest here so that I can get pretty close to your > > environment? > > It's CentOS Stream 8. It may have some extra backports done by my $corp > but I don't think the compiler is backported.
Ok, while trying to boot an externally supplied kernel with qemu -kernel and with a guest install of centos8, I managed to trigger the issues on the test box.
I've pushed a branch here for you to test:
https://git.kernel.org/pub/scm/linux/kernel/git/bp/bp.git/log/?h=rc1%2bmce-noinstr
Lemme know how that goes.
Thx.
-- Regards/Gruss, Boris.
SUSE Software Solutions Germany GmbH, GF: Ivo Totev, HRB 36809, AG Nürnberg
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