From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oa1-f71.google.com (mail-oa1-f71.google.com [209.85.160.71]) (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 7D7463AAF57 for ; Sun, 20 Sep 2026 15:38:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.160.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789918709; cv=none; b=usFwSieNXKyefjYS3CKa7pcOl/u3cR6tNxZDY6JuzmVUvA4B+d5f53fKKQ2XgVDCswmWIkHiF2XWtanrXr5Tujy+Cl09o+X42QPo7ARpkM4Ax+s5SGVSvI8ohm0TonbcfI2koAK+7jFhizvSajW+qSnksmJyH1KgExeoJYQCxPo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789918709; c=relaxed/simple; bh=iiDSA5fUxcl5o1k4Z5xqaKAi99hTZBDU2TY9VUOA8uI=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=tzaMkEuzB6IXv968r490w/9H3rG76iA77Jfpf750NihtsR22gvbhE/UrTP8t4AFEeFmABHlN0YvowajNLIkxhzzrI+UxTkTd6NEl9wfo7XtGXa/3XOkzkCYRRM38oMtrp5CGsAr5EoVSDsB4p7rebRVondierstOxfRBp1AluZs= 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=209.85.160.71 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-oa1-f71.google.com with SMTP id 586e51a60fabf-45a07949855so4002700fac.2 for ; Sun, 20 Sep 2026 08:38:28 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1789918707; x=1790523507; 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=iiDSA5fUxcl5o1k4Z5xqaKAi99hTZBDU2TY9VUOA8uI=; b=A4cQc7XEb4eRadP7BJFe/N1pJVYv1uxe4Mz8kpEziNFwtmIPKcJGe5ReLTtAdSYtFG n1mFzpTZbFwMDdto4DbCKWu788W1zqSJVnf4EjtVNFg68uRS8iY9hx0j8oFoLLekfhFF UXPwK1oolwsxKthOUsgFYOmE+I00NZbQxEWC1EVRxM8yYluQvSwz/l2KLzXq44dHvYLL KMmVlRcZmWbU1rc3c7fa9zfG9DGrSDu5AYkUnQCxlGYhoMI3ZtzgrllVx3h+NYTPzg0X R2jlVUQTlXeD4nIXTMLAydYNXshxjyZ0aAfQd0dXchvZCnwXR1+Ti5vvUyKob4QOOvKd MwXg== X-Gm-Message-State: AFuF++l6XklY+tByKmhiu4+YiLeyzXpkPv5tmj9U061yZQCRQU5PkXca 3apQwa4SxVDuERURyQ5vJt5N/gND53lonANBSWABiWwTA8LfLP6JC32lCjPXAnrdnKatqdO4B6z 4oADH78wplYhVO6MxyAFZAc30I3ifs71alFFcPLYg+lrmrA68oXzLpUg/VH4= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:4b91:b0:6b7:46fc:1d6 with SMTP id 006d021491bc7-6ca9cb61574mr7797697eaf.53.1789918707437; Sun, 20 Sep 2026 08:38:27 -0700 (PDT) Date: Sun, 20 Sep 2026 08:38:27 -0700 In-Reply-To: <6a964b83.99c12218.408a8.0001.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6aaffdf3.e548f532.1ca396.000c.GAE@google.com> Subject: Forwarded: Re: [syzbot] [ext4?] general protection fault in __bh_submit From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com. *** Subject: Re: [syzbot] [ext4?] general protection fault in __bh_submit Author: penguin-kernel@i-love.sakura.ne.jp #syz fix: buffer: allow a buffer_head to point at memory outside the page cache