syzbot has bisected this bug to: commit 8330f73fe9742f201f467639f8356cf58756fb9f Author: Jiri Pirko <jiri@xxxxxxxxxxxx> Date: Wed Sep 4 07:40:47 2019 +0000 rocker: add missing init_net check in FIB notifier bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=165cdcb1e00000 start commit: 63623fd4 Merge tag 'for-linus' of git://git.kernel.org/pub.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=155cdcb1e00000 console output: https://syzkaller.appspot.com/x/log.txt?x=115cdcb1e00000 kernel config: https://syzkaller.appspot.com/x/.config?x=9833e26bab355358 dashboard link: https://syzkaller.appspot.com/bug?extid=f03d384f3455d28833eb syz repro: https://syzkaller.appspot.com/x/repro.syz?x=162b8331e00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10f10a2de00000 Reported-by: syzbot+f03d384f3455d28833eb@xxxxxxxxxxxxxxxxxxxxxxxxx Fixes: 8330f73fe974 ("rocker: add missing init_net check in FIB notifier") For information about bisection process see: https://goo.gl/tpsmEJ#bisection