From: Luis Gerhorst <luis.gerhorst@fau.de>
To: bpf@vger.kernel.org
Cc: andrii@kernel.org, ast@kernel.org, daniel@iogearbox.net,
eddyz87@gmail.com, haoluo@google.com, henriette.herzog@rub.de,
john.fastabend@gmail.com, jolsa@kernel.org, kpsingh@kernel.org,
linux-kernel@vger.kernel.org, martin.lau@linux.dev,
memxor@gmail.com, sdf@fomichev.me, song@kernel.org,
syzkaller-bugs@googlegroups.com, yonghong.song@linux.dev
Subject: Re: [syzbot] [bpf?] WARNING in maybe_exit_scc
Date: Mon, 29 Sep 2025 09:57:36 +0200 [thread overview]
Message-ID: <878qhxadxr.fsf@fau.de> (raw)
In-Reply-To: <68c939d3.050a0220.2ff435.03c1.GAE@google.com> (syzbot's message of "Tue, 16 Sep 2025 03:20:03 -0700")
syzbot <syzbot+3afc814e8df1af64b653@syzkaller.appspotmail.com> writes:
> syzbot has bisected this issue to:
>
> commit d6f1c85f22534d2d9fea9b32645da19c91ebe7d2
> Author: Luis Gerhorst <luis.gerhorst@fau.de>
> Date: Tue Jun 3 21:24:28 2025 +0000
>
> bpf: Fall back to nospec for Spectre v1
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17753762580000
> start commit: f83ec76bf285 Linux 6.17-rc6
> git tree: upstream
> final oops: https://syzkaller.appspot.com/x/report.txt?x=14f53762580000
> console output: https://syzkaller.appspot.com/x/log.txt?x=10f53762580000
> kernel config: https://syzkaller.appspot.com/x/.config?x=8f01d8629880e620
> dashboard link: https://syzkaller.appspot.com/bug?extid=3afc814e8df1af64b653
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=104a947c580000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14467b62580000
>
> Reported-by: syzbot+3afc814e8df1af64b653@syzkaller.appspotmail.com
> Fixes: d6f1c85f2253 ("bpf: Fall back to nospec for Spectre v1")
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection
Sorry for the delay as I was out of office.
I will be looking into this and also [1] shortly.
[1] https://lore.kernel.org/bpf/68c8de6b.050a0220.3c6139.0d26.GAE@google.com/ ("Re: [syzbot] [bpf?] WARNING in do_check (2)")
prev parent reply other threads:[~2025-09-29 8:07 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-15 18:28 [syzbot] [bpf?] WARNING in maybe_exit_scc syzbot
2025-09-15 22:34 ` Eduard Zingerman
2025-09-15 23:40 ` Eduard Zingerman
2025-09-16 9:14 ` Eduard Zingerman
2025-09-16 10:20 ` syzbot
2025-09-29 7:57 ` Luis Gerhorst [this message]
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