syzbot has bisected this issue to:
commit 7f3287db654395f9c5ddd246325ff7889f550286
Author: Florian Westphal <fw@xxxxxxxxx>
Date: Sat Sep 7 14:07:49 2024 +0000
netfilter: nft_socket: make cgroupsv2 matching work with namespaces
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17ff50a2580000
start commit: 94619ea2d933 Merge tag 'ipsec-next-2025-07-23' of git://gi..
git tree: net-next
final oops: https://syzkaller.appspot.com/x/report.txt?x=1400d0a2580000
console output: https://syzkaller.appspot.com/x/log.txt?x=1000d0a2580000
kernel config: https://syzkaller.appspot.com/x/.config?x=ceda48240b85ec34
dashboard link: https://syzkaller.appspot.com/bug?extid=a225fea35d7baf8dbdc3
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12bf10a2580000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13d27fd4580000
Reported-by: syzbot+a225fea35d7baf8dbdc3@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: 7f3287db6543 ("netfilter: nft_socket: make cgroupsv2 matching work with namespaces")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
