From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f197.google.com (mail-oi1-f197.google.com [209.85.167.197]) (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 4CCE33955C9 for ; Tue, 25 Aug 2026 11:49:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787658546; cv=none; b=krcOWR9+X6JxMzB0VwyeJMI/sdCpMaklJkIm5IBEo3KDG/ts140fYSbbXxZSsTP9xow/Eh3Jlauc/1BmrT9mNYfS6QP3WnZfdOSy8UkLGj/XfGA2qa9CzWlQen2Cydq3d+c7SGHUdoRuOREVNDSLxhxcwljUj6xd5pty6aHw6Lg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787658546; c=relaxed/simple; bh=GXUlsLQ2IVEP4uVq0lMltg0ppR/TYTz5u0gEUO6GRLA=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=cOSoMmWbFvqC3H1WqIf929UqM8oyGypYr9zHwj4aSjOTW44elZO5Vd5kT1o5omGyLxNCYaT5DMfUOTIAgCJMLSWmbZZlIZnJae6e4RuNrUnKcgmiYO1c0XIOpDAGKywu2Q3dwZuik2hx/2iq8jwfCh9Dt8J9X+p+cLHw+08d9IY= 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=209.85.167.197 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-oi1-f197.google.com with SMTP id 5614622812f47-4ab4ca7ce3fso7099436b6e.0 for ; Tue, 25 Aug 2026 04:49:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1787658544; x=1788263344; h=content-type:to:from:subject:message-id:in-reply-to:date :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to:content-type; bh=bQVYsocqNA6Liww/pXf3LWKryrQemLr+LP7Hkl5SaGM=; b=VQVv+s2lLhd1GZCVxZadKKYfzbAh4C5wRTA1l8X6+yuqjZcpHRFSA2U5wOgkFrgTJB 3ievix/KLMRryQRKjkGlrlbHlvK7XopqAxcEGQOQ7GjC2/jyLBihTq5JhjmEmGpG8KAC 1DbquTHjpO0H4bMyOjiabWkTTl5Ucf31/he0Syo67+Zew85+tPYCItJHcNqCltBYbFjC YwEYYHLDtnyT7Nb6x6Ge9aI1qxtf1yKK2hc9UNAg9S/Xw3Y8cEqLHa2UGE+6xQUF9dnD c1H+73IzF6Qq+CZWYaw6LbM2yWYoYs0wGJNO/C81bkGlremBdGciBSq2qSAyWSaCdRlq /BCw== X-Forwarded-Encrypted: i=1; AHgh+Rq5ZPIkwNN1U98zagtJb81K13jo7+2n/hdAIl/hfvXXDysZwmoc4/5nZbL+nxNJfwS68G32y7FA4Yy4z0o=@vger.kernel.org X-Gm-Message-State: AFuF++kNmK792Q2FUiekV5gHXt0l+iXiQSsAgebkVrPg57FJyOq06VOz rUqVU6dwQC1pYx8uV3HxWshAg8EqnHntqU//wFUOeV7bpA5wWE8+7VavXPTrK56TDQoVdfqekLo Ld5SSlHxnUYY+PjOTfj7xVJX2WF7GBOnn7TKPTBcbe/jnRVpb7ttw+kOX1cw= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:1b0c:b0:4b2:8e51:aac2 with SMTP id 5614622812f47-4b309a27f9fmr23182601b6e.8.1787658543900; Tue, 25 Aug 2026 04:49:03 -0700 (PDT) Date: Tue, 25 Aug 2026 04:49:03 -0700 In-Reply-To: <07d01650-bdd5-42f4-96c9-eb2d7f8cfbb2@yandex.ru> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a8d812f.dbb3a75c.7844.0026.GAE@google.com> Subject: Re: [syzbot] [media?] KASAN: slab-use-after-free Read in __vb2_queue_cancel (2) From: syzbot To: dmantipov@yandex.ru, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+dd0f06181ab66b93dc00@syzkaller.appspotmail.com Tested-by: syzbot+dd0f06181ab66b93dc00@syzkaller.appspotmail.com Tested on: commit: 66498c75 Merge tag 'dmaengine-7.3-rc1' of git://git.ke.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=17e07979580000 kernel config: https://syzkaller.appspot.com/x/.config?x=2b76991335e48487 dashboard link: https://syzkaller.appspot.com/bug?extid=dd0f06181ab66b93dc00 compiler: gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44 patch: https://syzkaller.appspot.com/x/patch.diff?x=17149979580000 Note: testing is done by a robot and is best-effort only.