Re: INFO: rcu detected stall in tipc_release

From: syzbot
Date: Sun Dec 20 2020 - 04:37:46 EST


syzbot suspects this issue was fixed by commit:

commit cc00bcaa589914096edef7fb87ca5cee4a166b5c
Author: Subash Abhinov Kasiviswanathan <subashab@xxxxxxxxxxxxxx>
Date: Wed Nov 25 18:27:22 2020 +0000

netfilter: x_tables: Switch synchronization to RCU

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1445cb37500000
start commit: 7cc2a8ea Merge tag 'block-5.8-2020-07-01' of git://git.ker..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=7be693511b29b338
dashboard link: https://syzkaller.appspot.com/bug?extid=3654c027d861c6df4b06
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12948233100000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11344c05100000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: netfilter: x_tables: Switch synchronization to RCU

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