bpf build error (2)

[syzbot]

Hello,

syzbot found the following crash on:

HEAD commit: 7c3977d1 libbpf: Fix sym->st_value print on 32-bit arches
git tree: bpf
console output: https://syzkaller.appspot.com/x/log.txt?x=108ab832e00000
kernel config: https://syzkaller.appspot.com/x/.config?x=7a7e892e3a014d76
dashboard link: https://syzkaller.appspot.com/bug?extid=c89a581922d5a98fccb8
compiler: gcc (GCC) 9.0.0 20181231 (experimental)

Unfortunately, I don't have any reproducer for this crash yet.

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+c89a58...@syzkaller.appspotmail.com

failed to run ["make" "bzImage" "CC=/syzkaller/gcc/bin/gcc" "-j64"]: exit
status 2

---
This bug is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.

syzbot will keep track of this bug report. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.

[Dmitry Vyukov]

syzbot distro does not provide pahole 1.13, so I followed the
suggestion and disabled CONFIG_DEBUG_INFO_BTF:
https://github.com/google/syzkaller/commit/861a5980df642d6b9fb59fda98d5a75a019f5f34
#syz invalid