# Re: \[syzbot\] \[bpf?\] general protection fault in print\_reg\_state

- From: syzbot \<hidden\>
- Date: 2025-09-29 18:23:03 
- List: netdev
- Page: https://ratatoskr.run/netdev/2025/09/3235407
- Thread: https://ratatoskr.run/bpf/2025/09/3227729/t.md

```text
syzbot has bisected this issue to:

commit aced132599b3c8884c050218d4c48eef203678f6
Author: Song Liu [ref]
Date:   Wed Jun 25 16:40:24 2025 +0000

    bpf: Add range tracking for BPF_NEG

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=13931ae2580000
start commit:   bf40f4b87761 Merge tag 'probes-fixes-v6.17-rc7' of git://g..
git tree:       bpf
final oops:     https://syzkaller.appspot.com/x/report.txt?x=10531ae2580000
console output: https://syzkaller.appspot.com/x/log.txt?x=17931ae2580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=4d8792ecb6308d0f
dashboard link: https://syzkaller.appspot.com/bug?extid=d36d5ae81e1b0a53ef58
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=16010942580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=12caeae2580000

Reported-by: <redacted>
Fixes: aced132599b3 ("bpf: Add range tracking for BPF_NEG")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection
```