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charset="UTF-8" syzbot has bisected this issue to: commit 3a18f809184bc5a1cfad7cde5b8b026e2ff61587 Author: Christian Brauner Date: Wed Oct 29 12:20:24 2025 +0000 ns: add active reference count bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=11a350b4580000 start commit: 9c0826a5d9aa Add linux-next specific files for 20251107 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=13a350b4580000 console output: https://syzkaller.appspot.com/x/log.txt?x=15a350b4580000 kernel config: https://syzkaller.appspot.com/x/.config?x=f2ebeee52bf052b8 dashboard link: https://syzkaller.appspot.com/bug?extid=0b2e79f91ff6579bfa5b syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1639d084580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1625aa92580000 Reported-by: syzbot+0b2e79f91ff6579bfa5b@syzkaller.appspotmail.com Fixes: 3a18f809184b ("ns: add active reference count") For information about bisection process see: https://goo.gl/tpsmEJ#bisection