Hello, syzbot found the following issue on: HEAD commit: fddbf4b6 Merge branch 'bpf: Support calling kernel function' git tree: bpf-next console output: https://syzkaller.appspot.com/x/log.txt?x=11e7a362d00000 kernel config: https://syzkaller.appspot.com/x/.config?x=7eff0f22b8563a5f dashboard link: https://syzkaller.appspot.com/bug?extid=0b74d8ec3bf0cc4e4209 IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+0b74d8ec3bf0cc4e4209@xxxxxxxxxxxxxxxxxxxxxxxxx net/ipv4/bpf_tcp_ca.c:209:28: error: expected identifier or '(' before ',' token --- This report 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 syzkaller@xxxxxxxxxxxxxxxx. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot.