From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) (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 4D596275AF0 for ; Wed, 6 Aug 2025 08:50:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754470204; cv=none; b=ZBBxKGDTCCszR4HEDPOTWawxkGh1EjWeZaALXz6avqxVDVik1cDQ5/ipPFQwQVrNEAIby+7Us0MUEPF5kRSSL4VWtAhofwb9s6CfVEEmgftnpMdPmTLz/7Yt+VSJ2lYlI4pZzU+dOCNsK1TgGUT/phdqG/E+zPs6d6joMMeYLi8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754470204; c=relaxed/simple; bh=SemCcx+sq6n6O545C3Ts6ANB+SpMS07DqqtHta3j4x0=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=jGaZxoTaLr0z3Mm7e1elU6Ey0uPirbo692T/I/CMtG6+/pcX6KcQmvmP6tEPUCMn7/6OzNslKlvBOtfY47Wt0hlumVPpi3/NqbZaS+zkXVesuKj/33Cs9neDH0xqUMBpoCOih4ZeWF2IyzQ3Y76b6r8AaOFcGzoWJu4nW5uBUWI= 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=209.85.166.71 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-io1-f71.google.com with SMTP id ca18e2360f4ac-881a214c747so31559939f.0 for ; Wed, 06 Aug 2025 01:50:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1754470202; x=1755075002; 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=VBmwiUt+nuPRAaMZFcsCuQ9KJ321I7uGUFl4dkIzOH8=; b=RdpxrWQARGeZGGk98e7JtK4miaHfcswSqFnQ2AZkY3353c3QAQTpIassPV8rNYqyYy 29mhD/TEtAYZpC82X7zSunvlVGF2fGCNNSxFROQBu4+SyEAQ1sBAIQbcz/lmLeFNx0KB ojzMf4y+PWd5nHvQTkEzKkyP+wPdsM7SyqL2ww9a9LuubrtI+nlfiI2R8ZlIAED5f3Mo GijeB260NsOj4x4xf4QdpgFYjHFw8bkFtAEpIxqYMY8VZePM2Bt9inpogkfFjW9lNsFS I8a6W3L+FqV+NWDXmNDcQE+dt7zwbp/JHyAtSxhZ3yrxUSj3oMyMdw1e8uT9HuWxS1Nn hlFA== X-Forwarded-Encrypted: i=1; AJvYcCUzrhGXtTikFX/nzZvBnttNaDAsQjjSP4J7DaAvxxDV1J2THU3hCaOW7SoOQnn3tMV241mqWnpYcwR0Hw0=@vger.kernel.org X-Gm-Message-State: AOJu0YxICH6iLdjT4bWBZ+BCuHSnrZyHmSgj3i7tfAL+mSaKczgi5Otc SDzhRgzQ1nHaQozNaqHzUN1EHuh54TmAvoMEiDPPSmojCAteb8hQ3sSa2+glv6lH/Bf0O/cDQXL oVX/jwb/aeoaTcRKLGIzp3rAFxfeaV25ZaA8I2w0tW1pF5lLLpw/lG+77+s4= X-Google-Smtp-Source: AGHT+IHaYA4xki8tgHJ3350HmR2xD1uzniV2gnqhQaec7hvthAaMDhr+upWNXvyeyzWrWtf+0GqE8fq25jR959POJE3Lz/prH4Dt Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a6b:fc0f:0:b0:876:a8dc:96cc with SMTP id ca18e2360f4ac-8819f087f95mr336624039f.6.1754470202487; Wed, 06 Aug 2025 01:50:02 -0700 (PDT) Date: Wed, 06 Aug 2025 01:50:02 -0700 In-Reply-To: <18e151e1-6963-49eb-9e45-60c7cb8af15a@redhat.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6893173a.a70a0220.7865.0002.GAE@google.com> Subject: Re: [syzbot] [mm?] general protection fault in __pte_offset_map_lock (2) From: syzbot To: 21cnbao@gmail.com, akpm@linux-foundation.org, david@redhat.com, liam.howlett@oracle.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, lorenzo.stoakes@oracle.com, mhocko@suse.com, rppt@kernel.org, surenb@google.com, syzkaller-bugs@googlegroups.com, vbabka@suse.cz 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+45ad2baf16fce6bc81f3@syzkaller.appspotmail.com Tested-by: syzbot+45ad2baf16fce6bc81f3@syzkaller.appspotmail.com Tested on: commit: 366a4532 mm: fix the race between collapse and PT_RECL.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git console output: https://syzkaller.appspot.com/x/log.txt?x=11622434580000 kernel config: https://syzkaller.appspot.com/x/.config?x=eb90b5976661bfd8 dashboard link: https://syzkaller.appspot.com/bug?extid=45ad2baf16fce6bc81f3 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.