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Message-ID: <CAF6SwtnEFpPV4WA+mbT7u4g+Sp1khKe-7u__Fi4Fv-nGWuwwgA@mail.gmail.com>
Date: Mon, 16 Nov 2020 12:35:42 +0100
From: Ganime Yalur <ganime1961tire@...il.com>
To: lkrg-users@...ts.openwall.com
Subject: Re: Re: 5.9.rt20
I compiled now full kernel without make localmodconfig, and after 4 hours
compiling same modpost output like with make localmodconfig.
So what is the reason....
Thanks and
Best regards
15 Kas 2020 Paz 23:23 tarihinde Ganime Yalur <ganime1961tire@...il.com>
şunu yazdı:
> Thats right, I'm using "make localmodconfig"
>
> So only needed drivers and modules are built for noasminline kernel.
>
> Tomorrow I will start again - 3 hours full kernel built time with my
> actually testlab hardware.
>
> I will update everyone here.
>
> Thanks and
>
> Best regards
>
> Security lover
>
> 15 Kas 2020 Paz 13:02 tarihinde Solar Designer <solar@...nwall.com> şunu
> yazdı:
>
>> All - please do not use pastebin, etc. - please attach the logs, etc.
>> directly to your postings.
>>
>> On Tue, Nov 10, 2020 at 09:08:20PM +0100, Ganime Yalur wrote:
>> > Url correction:
>> >
>> > https://defuse.ca/b/xVhit3Sp
>>
>> Excerpts from the above to get more people to look at it and hopefully
>> suggest what might be causing the issue:
>>
>> gcc version 10.2.0 (GCC)
>>
>> Linux ex 5.9.1-rt20-xanmod1-noasminline #2 SMP PREEMPT_RT Tue Nov 10
>> 18:51:47 CET 2020 x86_64 GNU/Linux
>>
>> make -C /lib/modules/5.9.1-rt20-xanmod1-noasminline/build
>> M=/home/user/compile/lkrg-main modules
>> make[1]: Entering directory
>> '/usr/src/linux-headers-5.9.1-rt20-xanmod1-noasminline'
>> CC [M] /home/user/compile/lkrg-main/src/modules/ksyms/p_resolve_ksym.o
>> CC [M]
>> /home/user/compile/lkrg-main/src/modules/hashing/p_lkrg_fast_hash.o
>> [... many error-less CC lines skipped ...]
>> CC [M]
>> /home/user/compile/lkrg-main/src/modules/exploit_detection/p_exploit_detection.o
>> CC [M] /home/user/compile/lkrg-main/src/p_lkrg_main.o
>> LD [M] /home/user/compile/lkrg-main/p_lkrg.o
>> MODPOST /home/user/compile/lkrg-main/Module.symvers
>> scripts/Makefile.modpost:111: recipe for target
>> '/home/user/compile/lkrg-main/Module.symvers' failed
>> Makefile:1700: recipe for target 'modules' failed
>> make[1]: Leaving directory
>> '/usr/src/linux-headers-5.9.1-rt20-xanmod1-noasminline'
>> Makefile:101: recipe for target 'all' failed
>>
>> Since LKRG build process isn't directly aware of Module.symvers, I think
>> this is most likely an issue with the kernel build tree.
>>
>> Documentation/kbuild/modules.rst mentions Module.symvers a few times.
>> Reading those, I get the impression that the MODPOST step would fail if
>> the kernel's build tree lacks its own Module.symvers, which would be the
>> case if no full kernel build was done from that tree. So making sure a
>> full kernel build is done from that exact tree is the first thing to do.
>>
>> Alexander
>>
>
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