[syzbot] bpf build error (4)

Hello,

syzbot found the following issue on:

HEAD commit:    f90dd663c492 Merge branch 'bpf: fix the crash caused by ta..
git tree:       bpf
console output: https://syzkaller.appspot.com/x/log.txt?x=16fcb698480000
kernel config:  https://syzkaller.appspot.com/x/.config?x=8ca07260bb631fb4
dashboard link: https://syzkaller.appspot.com/bug?extid=f6aec82e3b1bbe0993c7
compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+f6aec82e3b1bbe0993c7@syzkaller.appspotmail.com

failed to run ["make" "-j" "64" "ARCH=x86_64" "bzImage"]: exit status 2

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