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From:   Mikhail Gavrilov <mikhail.v.gavrilov@gmail.com>
Date:   Sun, 25 Sep 2022 21:13:13 +0500
Message-ID: <CABXGCsN532FpFraXu_DiA4_SiRRXqy6zL0AD+oV0c5er4DJQJQ@mail.gmail.com>
Subject: Re: Unable bisect issue because kernel not building from old commits
To:     Willy Tarreau <w@1wt.eu>
Cc:     ast@kernel.org, yhs@fb.com, sean.wang@mediatek.com,
        Linux List Kernel Mailing <linux-kernel@vger.kernel.org>
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On Sun, Sep 25, 2022 at 8:21 PM Willy Tarreau <w@1wt.eu> wrote:
> Just add:
>
>    CROSS_COMPILE=/path/to/toolchain/bin/prefix-
>
> to your make command line and it will be fine.
>
> The makefile will append {gcc,ld,...} to this CROSS_COMPILE prefix to
> construct the full pathname to the binaries.

It works!
But I hit another build issue.

$ make clean &&
CROSS_COMPILE=~/Downloads/x86_64-gcc-7.5.0-nolibc-x86_64-linux/gcc-7.5.0-nolibc/x86_64-linux/bin/x86_64-linux-
make -j32 bzImage
***
  GEN     modules.builtin
  LD      .tmp_vmlinux.btf
  BTF     .btf.vmlinux.bin.o
  LD      .tmp_vmlinux.kallsyms1
  KSYMS   .tmp_vmlinux.kallsyms1.S
  AS      .tmp_vmlinux.kallsyms1.S
  LD      .tmp_vmlinux.kallsyms2
  KSYMS   .tmp_vmlinux.kallsyms2.S
  AS      .tmp_vmlinux.kallsyms2.S
  LD      vmlinux
  BTFIDS  vmlinux
FAILED: load BTF from vmlinux: Invalid argument
make: *** [Makefile:1159: vmlinux] Error 255
make: *** Deleting file 'vmlinux'

Full built output is here: https://pastebin.com/icF3gVgN
Thanks.

-- 
Best Regards,
Mike Gavrilov.