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From: Charalampos Mitrodimas <charmitro@posteo.net>
To: syzbot <syzbot+9767c7ed68b95cfa69e6@syzkaller.appspotmail.com>
Cc: alexei.starovoitov@gmail.com,  andrii@kernel.org,
	 ast@kernel.org, bpf@vger.kernel.org,  daniel@iogearbox.net,
	 davem@davemloft.net, eddyz87@gmail.com,  edumazet@google.com,
	 haoluo@google.com, horms@kernel.org,  jiayuan.chen@linux.dev,
	 john.fastabend@gmail.com, jolsa@kernel.org,  kpsingh@kernel.org,
	 kuba@kernel.org, linux-kernel@vger.kernel.org,
	 linux-kselftest@vger.kernel.org, martin.lau@linux.dev,
	 mykolal@fb.com,  netdev@vger.kernel.org, pabeni@redhat.com,
	 sdf@fomichev.me,  shuah@kernel.org,  song@kernel.org,
	syzkaller-bugs@googlegroups.com,  tj@kernel.org,
	 yangfeng@kylinos.cn, yonghong.song@linux.dev
Subject: Re: [syzbot] [net?] WARNING: suspicious RCU usage in corrupted (3)
Date: Sun, 14 Sep 2025 23:37:15 +0000	[thread overview]
Message-ID: <87h5x4obbt.fsf@posteo.net> (raw)
In-Reply-To: <68bf3893.050a0220.192772.0885.GAE@google.com> (syzbot's message of "Mon, 08 Sep 2025 13:12:03 -0700")

syzbot <syzbot+9767c7ed68b95cfa69e6@syzkaller.appspotmail.com> writes:

> syzbot suspects this issue was fixed by commit:
>
> commit 7f12c33850482521c961c5c15a50ebe9b9a88d1e
> Author: Charalampos Mitrodimas <charmitro@posteo.net>
> Date:   Wed Jun 11 17:20:43 2025 +0000
>
>     net, bpf: Fix RCU usage in task_cls_state() for BPF programs
>
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=13745562580000
> start commit:   079e5c56a5c4 bpf: Fix error return value in bpf_copy_from_..
> git tree:       bpf-next
> kernel config:  https://syzkaller.appspot.com/x/.config?x=c6c517d2f439239
> dashboard link: https://syzkaller.appspot.com/bug?extid=9767c7ed68b95cfa69e6
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=114915f4580000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=15566170580000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: net, bpf: Fix RCU usage in task_cls_state() for BPF programs

Correct, also did test-run to make sure.

#syz fix: net, bpf: Fix RCU usage in task_cls_state() for BPF programs

C. Mitrodimas

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

      reply	other threads:[~2025-09-14 23:37 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-05-26  8:39 [syzbot] [net?] WARNING: suspicious RCU usage in corrupted (3) syzbot
2025-09-08 20:12 ` syzbot
2025-09-14 23:37   ` Charalampos Mitrodimas [this message]

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