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From:   Naresh Kamboju <naresh.kamboju@linaro.org>
Date:   Mon, 18 Oct 2021 15:51:55 +0530
Message-ID: <CA+G9fYt7FMXbp47ObVZ4B7X917186Fu39+LM04PcbqZ2-f7-qg@mail.gmail.com>
Subject: Re: [PATCH 1/8] KVM: SEV-ES: fix length of string I/O
To:     thomas.lendacky@amd.com, fwilhelm@google.com,
        kvm list <kvm@vger.kernel.org>,
        open list <linux-kernel@vger.kernel.org>, oupton@google.com,
        Paolo Bonzini <pbonzini@redhat.com>,
        Sean Christopherson <seanjc@google.com>,
        linux-stable <stable@vger.kernel.org>,
        Linux-Next Mailing List <linux-next@vger.kernel.org>,
        Stephen Rothwell <sfr@canb.auug.org.au>
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[Please ignore this email if it already reported ]

Following build errors noticed while building Linux next 20211018
with gcc-11 for i386 architecture.

i686-linux-gnu-ld: arch/x86/kvm/svm/sev.o: in function `sev_es_string_io':
sev.c:(.text+0x110f): undefined reference to `__udivdi3'
make[1]: *** [/builds/linux/Makefile:1247: vmlinux] Error 1
make[1]: Target '__all' not remade because of errors.
make: *** [Makefile:226: __sub-make] Error 2

Build config:
https://builds.tuxbuild.com/1zftLfjR2AyF4rsIfyUCnCTLKFs/config

Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>

meta data:
-----------
    git_describe: next-20211018
    git_repo: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
    git_sha: 60e8840126bdcb60bccef74c3f962742183c681f
    git_short_log: 60e8840126bd (\"Add linux-next specific files for 20211018\")
    kernel_version: 5.15.0-rc5
    target_arch: i386
    toolchain: gcc-11

steps to reproduce:
https://builds.tuxbuild.com/1zftLfjR2AyF4rsIfyUCnCTLKFs/tuxmake_reproducer.sh

--
Linaro LKFT
https://lkft.linaro.org