From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f72.google.com (mail-oo1-f72.google.com [209.85.161.72]) (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 531ED1A683D for ; Tue, 3 Mar 2026 22:38:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772577484; cv=none; b=rpa20GLOoP8A53T0oVU/RzorkslsoXOdgF7aVvYT+y+TTv/scqxivFppPF2IyJAgwpAHqY5m9g/Qh0LNv9WsnnSqVd7u9Nb9yExOHRatgVEd8QNu6835bcE6S8X/xh0WeSEpkJwc+Kz7bcepMa1KMpCYzUiccCJS7U25nSxlP9o= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772577484; c=relaxed/simple; bh=+C9UCavQkoVwL+J+IJg1ofBcDjCKdUUSuXXXw7b0xHU=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=bGX7Ru146AmCok0q0nDgs9pdK2cq4mxR+shIXYC7RwvW+bgVpztg87AFGO6mEGOQO6gQTh03O7SBoca5aY+YCDEn2CjkUX4gVCcjmHntR8mKFsAqkUTxVgxA0LxYE4kjTRCffEdO3tJlHNW4I1e/chtzcdcZXNx6Ck5tAyoVTBs= 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=209.85.161.72 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-oo1-f72.google.com with SMTP id 006d021491bc7-679dc77d151so99310213eaf.0 for ; Tue, 03 Mar 2026 14:38:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1772577482; x=1773182282; 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=+R7pc2WNAM1CjF+jiPOWSxHuDNZHMZhjC9JnQBKJnbw=; b=Ry+ALKNPqmnLcD2Gt3dPgouoAFZHDGhMU8jQuhXu47xHP/O0A7N2nliblx6CpT1s+q QyrZ/eL+3gXdvDS4uiUzhYZdaTq91k5SebHPghrALonmAlopqohST2rBkxw3n1kD0TCN wD+pRyEhoy0dH7gz6WDrIzbZu7fHsYHB/m43p88nHMMLg9DgWgeO7MaCL3u/+E4gllZT ODyutqSwt/HUVMnfFoptqDeZa3PmldbX15eHuil3TceYXtkdgeXmlt/tpKNO2IorYidn K5/YHYZpW3GJXsEI/SXEn2AKDH3NAcaRlaj3nOt4VJW/qPQUZBYukC2AIFNx+AZZXlDl eJpg== X-Forwarded-Encrypted: i=1; AJvYcCVJpRKPYHHIoOjLFhR3ss4k2mpPhLEqBSuUq2suoEW9qmn1DhdLWpYs1Z25U8+QGPDk+jvKEqRsDdvYvUQ=@vger.kernel.org X-Gm-Message-State: AOJu0Yy8qSTBm1Vq+5i9WoIEIjyYQSRCRfLWbPenQ+tH5qxQ4xp1oMox BtGcx1qn8mKTkqHQU8C2rrcFD71RgslsKopgPdF3Lykfv8pjyLSKFYcALpGw3vP53kYmyYq5S5V 0oR4zdRuG2EPCniqB5HLJhR1bL79kTUwtPV2ksvqGy6RWYXe19wJabT7N4ok= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:6acf:b0:676:aeb2:640 with SMTP id 006d021491bc7-67b0ffa767amr92169eaf.4.1772577482416; Tue, 03 Mar 2026 14:38:02 -0800 (PST) Date: Tue, 03 Mar 2026 14:38:02 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <69a762ca.a70a0220.b118c.0015.GAE@google.com> Subject: Re: [syzbot] [fuse?] KASAN: use-after-free Write in fuse_copy_do From: syzbot To: joannelkoong@gmail.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, miklos@szeredi.hu, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot tried to test the proposed patch but the build/boot failed: failed to apply patch: checking file fs/fuse/dev.c patch: **** unexpected end of file in patch Tested on: commit: c025f6cf Add linux-next specific files for 20260303 git tree: linux-next kernel config: https://syzkaller.appspot.com/x/.config?x=54b410fabe2a4318 dashboard link: https://syzkaller.appspot.com/bug?extid=23299dfcac137a96834a compiler: patch: https://syzkaller.appspot.com/x/patch.diff?x=1620f0ba580000