[syzbot] bpf build error (6)

[syzbot <syzbot+7cf57e3153b0fdaf852a@syzkaller.appspotmail.com>]

Hello,

syzbot found the following issue on:

HEAD commit:    85136bf22404 bpf: Avoid soft lockup in __htab_map_lookup_a..
git tree:       bpf
console output: https://syzkaller.appspot.com/x/log.txt?x=11f1b615580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=5e4e3a0e188a497e
dashboard link: https://syzkaller.appspot.com/bug?extid=7cf57e3153b0fdaf852a
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+7cf57e3153b0fdaf852a@syzkaller.appspotmail.com

mv: cannot stat 'arch/x86/include/generated/asm/.tmp_cpufeaturemasks.h': No such file or directory

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