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 AE72442669E for ; Fri, 6 Mar 2026 19:44:03 +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=1772826246; cv=none; b=hZoOCfwoeL/PeOPSi+/AlMRJvRYzG1srYBCh4VFZllZarZbgn8xQ1is+ZtiKYXeekPKzrLTtdg7fjFVaY639splw1Pw6rrJuiPdh+lUOqWzg1oPIOzfxaKCIbTYsa3/ifvlOwp+2JK58TCt31QV3OsXR7+VUQmSeGMVPMJOrFLg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772826246; c=relaxed/simple; bh=yZpgLEeNQXiHhH2mfukDKjhOfuJB1igAzyAQ6OF8dtk=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=OPdwBS5vUnYz5F7Y5FQ+ftD/borfuxxwSF59atYg13UkYsOAOcPh8N5Wz3Cv5Ld7uatyNEZhDmA2jCO2CCO9pS6pGz6aZXr9gp005zzDyRX4hrzdh1JK9zSf6FigW1/sBb0MDcTG/pJgTmdqqK24pEUsuDe/2aeGPSelKA9Z3+8= 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 006d021491bc7-679caf7ec07so154706703eaf.1 for ; Fri, 06 Mar 2026 11:44:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1772826242; x=1773431042; 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=5ys1I6eIzBPp+ndUnvBdU3qBCvPL/Qy4Y4E2hodlSlg=; b=XYYEHp5OKNxUl2dx+4bWtzs+3NaJsYnjucjwRPpsUU7O6W7r2ehN70OByt04WA3lBj 5swXQMdtHdScz1Q8cY4a/LDkZkmT+FOk4Y6sQx9GrQ7FdnzIfxueALzATTKOWUHicRHR praHS5zt6EdAD3WD27bopNz5pVfgNDE6ZQV8Xg/noEvomWzq6veeJJuWOAvYfnOL0R/p 5w9l0wTI0cSSaO2bdQZHd2EdPw2fHjyAR5oqpC5mvjgM3Li0Uv/ZfAWjh2+iPjDdAlIL mbVQP/UH6Hk9ZqacUmLLFMWoVaZ6jc6RCOoFAGjHtFDdiK7L3TYhOveY0M3Y0nXYA3dR AKOQ== X-Forwarded-Encrypted: i=1; AJvYcCWSHyNndLo1lGtnj/Yh2jM2Gz8Cwzkeo02VRkV0oRYVT8wAOUfCucZzeWaX3fh/nwLPWLd++honrXmXFkw=@vger.kernel.org X-Gm-Message-State: AOJu0YzcS91YKYnorbAtyXIU6CBOb9rF1K/4Lz+9tLPBpra6tTMHQ4yl PBWpM4yQsG2ll8FQdK08MaiEX+dx10ujURfLBDR/x62p/y/qhAdX1igfjiKX++TbtbrXy+7/9Hy me1tbk5Q4qEwIQt4ScXRSo3t0d01OEi6r6Fomu0/kAtV7z1MKmyS99cL7rhE= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:1ca3:b0:67a:5df:701f with SMTP id 006d021491bc7-67b9bd57defmr2167288eaf.53.1772826242636; Fri, 06 Mar 2026 11:44:02 -0800 (PST) Date: Fri, 06 Mar 2026 11:44:02 -0800 In-Reply-To: <67245f5e-c39d-4555-9701-0bad3c50a5b1@igalia.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <69ab2e82.050a0220.13f275.002c.GAE@google.com> Subject: Re: [syzbot] [ext4?] KASAN: slab-use-after-free Read in ext4_ext_remove_space From: syzbot To: koike@igalia.com, 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+b73703b873a33d8eb8f6@syzkaller.appspotmail.com Tested-by: syzbot+b73703b873a33d8eb8f6@syzkaller.appspotmail.com Tested on: commit: 65169048 Merge tag 'spi-fix-v7.0-rc2' of git://git.ker.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=136df006580000 kernel config: https://syzkaller.appspot.com/x/.config?x=473a8b4991d09f98 dashboard link: https://syzkaller.appspot.com/bug?extid=b73703b873a33d8eb8f6 compiler: Debian clang version 21.1.8 (++20251221033036+2078da43e25a-1~exp1~20251221153213.50), Debian LLD 21.1.8 patch: https://syzkaller.appspot.com/x/patch.diff?x=137758d6580000 Note: testing is done by a robot and is best-effort only.