From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F3326126C02 for ; Tue, 16 Sep 2025 03:50:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757994605; cv=none; b=egsCSmWabUFH6z89kNg5OtOTbgbJGswmLXpuf/HYaord61F1pM9Mul464JvsApySh21oDRA2GQHrZhiD7RmT532joKo78HqXF6d2bLEJXLjWnvJLtHpVSqGqIyxlISXk7k79YBXmdGlJcYlkxAnVHF5cL0QDsf76bAKuPySdMYE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757994605; c=relaxed/simple; bh=JSnfukqOADN2kn80OmWHnaFMqLRrNoKQAIVsV1FUMV8=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=ppooFc4Pcn+VtZU/J86OS1PT+Rbo76GIeYFGS2ixSGLq6/oOY8sbFOgtQtqKNnPnJaH0e039QKUm0Eovib2FcbvWTbmlKi6JuatFzGKKlSSPleuiN4rYgTBRrUikkird7c0LzZqGPXqKGGlKxQdkK7uvHrn8GJ5bXCo+UdfYSQ8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.197 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f197.google.com with SMTP id e9e14a558f8ab-4111411b387so45205165ab.1 for ; Mon, 15 Sep 2025 20:50:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1757994603; x=1758599403; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=2iuioZyvb9LZ0SUGtSeUjaLTUycNk5X2ZJgIMk86y1o=; b=fzuIeJmLcvsTPHHZB5khV8dMrKzXxrRTZGlUY0BjtqyswV3LZ+EM5h+XI2OGu7mT9G GsOec2NzcvUruG+eYx0VrhhMoDCyMX+T0A+RqvN7F/YU1nhLh8GIo4kKkUwQVN0GEWqB QV34lHRPf6PB0Cibr7YYKg70kAiC3ajgic2cgkuHpuwxjVhdE4foiqCt4miYaUGaRfQu WTSg/REE4v9cAeynYoRXh0y3KwUHDDqG6gaD/tAuAs6eI0EatFxDYfpEcavR6jjp7ltX ZfFUPF/6muikAjFjubzYAr1vDG11f3fAfASDeG1rh62ocRqkioYFw5oKidRM+o9mELwM NlmA== X-Forwarded-Encrypted: i=1; AJvYcCViIko5bfJE6JHqm9M9twTc9CNnlwGZJfL8h4pc1FgW5FYP43RUoTvHiV0N6TuUVdouiqY=@vger.kernel.org X-Gm-Message-State: AOJu0YypI5sfMnKjPPafo5nqygEV4S97whApl7i0GjjjOM1srnLWRXu3 jm7Qpb4DBLQPilEnoHxbMUhlm9+XVeTNWU1ys79lhwV+e7rqDBNEDCC8LCPyO3hrZYirGP5v74E 5Qxi82ZFN95v6h/Gf8vlSpVFJvaS1roS2clkDJutOUYApj9wBe0sMYHboJ74= X-Google-Smtp-Source: AGHT+IH1Kj0pLDfdIXpjFMSEPpxwQh6SDcGPn2Imk407BqvlOLykHVEi+Jw3QKtMfl4Iqb8F/s9N2NxMiOS7ueMSjHSucVZ+VSfN Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:4503:b0:424:f57:ef58 with SMTP id e9e14a558f8ab-4240f57ef63mr14534085ab.3.1757994603113; Mon, 15 Sep 2025 20:50:03 -0700 (PDT) Date: Mon, 15 Sep 2025 20:50:03 -0700 In-Reply-To: <68c85b0d.050a0220.2ff435.03a5.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68c8de6b.050a0220.3c6139.0d26.GAE@google.com> Subject: Re: [syzbot] [bpf?] WARNING in do_check (2) From: syzbot To: andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, eddyz87@gmail.com, haoluo@google.com, john.fastabend@gmail.com, jolsa@kernel.org, kpsingh@kernel.org, linux-kernel@vger.kernel.org, luis.gerhorst@fau.de, martin.lau@linux.dev, sdf@fomichev.me, song@kernel.org, syzkaller-bugs@googlegroups.com, yonghong.song@linux.dev Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit dadb59104c6441f54d0c42bba3e4bd11e25fc6d9 Author: Luis Gerhorst Date: Sat Jul 5 19:09:07 2025 +0000 bpf: Fix aux usage after do_check_insn() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13850534580000 start commit: f83ec76bf285 Linux 6.17-rc6 git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=10450534580000 console output: https://syzkaller.appspot.com/x/log.txt?x=17850534580000 kernel config: https://syzkaller.appspot.com/x/.config?x=4d8792ecb6308d0f dashboard link: https://syzkaller.appspot.com/bug?extid=e1fa4a4a9361f2f3bbd6 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1355f934580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12170e42580000 Reported-by: syzbot+e1fa4a4a9361f2f3bbd6@syzkaller.appspotmail.com Fixes: dadb59104c64 ("bpf: Fix aux usage after do_check_insn()") For information about bisection process see: https://goo.gl/tpsmEJ#bisection