[syzbot] upstream build error (29)

[syzbot <syzbot+fa80961c82a12c89a16c@syzkaller.appspotmail.com>]

Hello,

syzbot found the following issue on:

HEAD commit:    66fb95a52111 Merge tag 'caps-pr-20260820' of git://git.ker..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=13c18625580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=93c4ea9e528f9ad5
dashboard link: https://syzkaller.appspot.com/bug?extid=fa80961c82a12c89a16c
compiler:       Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+fa80961c82a12c89a16c@syzkaller.appspotmail.com

failed to run ["make" "KERNELVERSION=syzkaller" "KERNELRELEASE=syzkaller" "LOCALVERSION=-syzkaller" "-j" "64" "ARCH=x86_64" "LLVM=1" "bzImage"]: exit status 2

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