[syzbot] linux-next build error (19)

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: a13f6e0f405e Add linux-next specific files for 20250130
git tree: linux-next
console output: https://syzkaller.appspot.com/x/log.txt?x=10221ddf980000
kernel config: https://syzkaller.appspot.com/x/.config?x=3445081dab63716c
dashboard link: https://syzkaller.appspot.com/bug?extid=62ba359e1dfec1473c57
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+62ba35...@syzkaller.appspotmail.com

scripts/gendwarfksyms/gendwarfksyms.h:6:10: fatal error: dwarf.h: No such file or directory

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[Sami Tolvanen]

On Thu, Jan 30, 2025 at 5:20 AM syzbot
<syzbot+62ba35...@syzkaller.appspotmail.com> wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit: a13f6e0f405e Add linux-next specific files for 20250130
> git tree: linux-next
> console output: https://syzkaller.appspot.com/x/log.txt?x=10221ddf980000
> kernel config: https://syzkaller.appspot.com/x/.config?x=3445081dab63716c
> dashboard link: https://syzkaller.appspot.com/bug?extid=62ba359e1dfec1473c57
> compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
>
> IMPORTANT: if you fix the issue, please add the following tag to the commit:
> Reported-by: syzbot+62ba35...@syzkaller.appspotmail.com
>
> scripts/gendwarfksyms/gendwarfksyms.h:6:10: fatal error: dwarf.h: No such file or directory

gendwarfksyms depends on libdw, so on a Debian system, I assume
libdw-dev would be required to build with CONFIG_GENDWARFKSYMS.

Sami

[Aleksandr Nogikh]

Thanks!
Adding libdw-dev has indeed fixed the build error.

#syz invalid

>
> Sami
>