syzbot has bisected this issue to: commit 0ae3eb7b4611207e140e9772398b9f88b72d6839 Author: Amit Cohen <amcohen@xxxxxxxxxx> Date: Mon Feb 1 19:47:49 2021 +0000 netdevsim: fib: Perform the route programming in a non-atomic context bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13afdae6680000 start commit: 2faac9a98f01 Merge tag 'keys-fixes-20230321' of git://git... git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=106fdae6680000 console output: https://syzkaller.appspot.com/x/log.txt?x=17afdae6680000 kernel config: https://syzkaller.appspot.com/x/.config?x=aaa4b45720ca0519 dashboard link: https://syzkaller.appspot.com/bug?extid=d7b7f1412c02134efa6d syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14aea34ec80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13001e91c80000 Reported-by: syzbot+d7b7f1412c02134efa6d@xxxxxxxxxxxxxxxxxxxxxxxxx Fixes: 0ae3eb7b4611 ("netdevsim: fib: Perform the route programming in a non-atomic context") For information about bisection process see: https://goo.gl/tpsmEJ#bisection