Il 07/08/19 20:15, Akemi Yagi ha scritto: > On Wed, Aug 7, 2019 at 9:00 AM Alessandro Baggi > <alessandro.baggi at gmail.com> wrote: >> >> Il 07/08/19 01:02, Phil Perry ha scritto: >>> On 06/08/2019 14:45, Alessandro Baggi wrote: > >>> Please post the actual error message in dmesg or /var/log/messages. >>> >>> It's likely that the kernel is just grumbling that the module is not >>> signed (missing key), but it's just noise unless you're using >>> SecureBoot. Posting the actual message in full will help determine if >>> that is the case. >>> >>> Thanks >>> >>> Phil >> >> Hi, thank you for your reply, >> I solve adding in "General Setup" values of current kernel on >> localversion option and adding Module.symver from >> /boot/symver-version.gz to module directory. >> >> Now I get another problem compiling the third party module (i2c-nct6775): >> >> "CONFIG_RETPOLINE=y but not supported by the compiler. Compiler update >> recomended. Stop." >> >> I tried using scl gcc7 and 8 but get the same issue. >> >> I checked that retpoline is related to Spectre but checking on centos with: >> >> cat /sys/devices/system/cpu/vulnerabilities/spectre_v2 >> >> I get: >> >> Mitigation: IBRS (kernel), IBPB >> >> and RETPOLINE seems disabled (I'm wrong?). >> >> I ridden in a blog post that I can disable this check commenting out >> some lines starting from N. 166 of arch/Makefile but I don't think this >> is the best approach. >> >> At this point I can't understand what means the previous error and why I >> get this error when compiling i2c-nct6775. >> >> Can someone point me in the right direction? > > Please post the output from: > > rpm -qa kernel\* | sort > > and > > uname -r > > Akemi > _______________________________________________ > CentOS mailing list > CentOS at centos.org > https://lists.centos.org/mailman/listinfo/centos > kernel-3.10.0-957.12.1.el7.x86_64 kernel-3.10.0-957.12.2.el7.x86_64 kernel-3.10.0-957.21.3.el7.x86_64 kernel-3.10.0-957.27.2.el7.x86_64 kernel-3.10.0-957.el7.x86_64 kernel-devel-3.10.0-957.21.3.el7.x86_64 kernel-devel-3.10.0-957.27.2.el7.x86_64 kernel-headers-3.10.0-957.27.2.el7.x86_64 kernel-ml-5.1.0-1.el7.elrepo.x86_64 kernel-ml-devel-5.1.0-1.el7.elrepo.x86_64 kernel-tools-3.10.0-957.27.2.el7.x86_64 kernel-tools-libs-3.10.0-957.27.2.el7.x86_64 kernel-tools-libs-devel-3.10.0-957.27.2.el7.x86_64 3.10.0-957.27.2.el7.x86_64