From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (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 E27B92356A0 for ; Wed, 2 Apr 2025 11:46:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743594365; cv=none; b=LVphOG1Fc6cnQQ5xGVQA1NdJujbpMurBQ6k9AGIYiWxxYvW3ZaCSk/m7fAdzM/BJUdW5DnQEUL8/KdL8PofwzSLzjPyONzYybCruNogFIWfBBfk0jf8zoIBxZ9pkm+feGBfT3mVVeCnB5yJn0furMyC2wOEs1n7hPKBCsWKdOw0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743594365; c=relaxed/simple; bh=aNMkM2/oqZ9nMCjFPqnNVR+sMmsTs8bfhq4pAvUOm3Q=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=u2Z1igkOohYINdNbk8T5TWiTxRH7pbJ9JJRmTj+Y+x5GSh3gEHopDYrnAEqXaPsd1rc2JEm1OQGqHMTfNCGY7eBX6ytBgz7peM93RCk7n6MFuAzDNaQ20C0MzaTM0tfyQWMUXQyY95XZIG24kso9Ox4jQaEkuPbzrHeqA9eWkIw= 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=209.85.166.199 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-il1-f199.google.com with SMTP id e9e14a558f8ab-3d44a3882a0so8202395ab.1 for ; Wed, 02 Apr 2025 04:46:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1743594363; x=1744199163; 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=pAr0bHwAv+wEW9U+HD3Kl47Eakz9GlvcSplNmr7f9BI=; b=dm3ezrFvIwVNIlq+d3ZpALmFbg6G3J97ugpSTcjlLe0l+cMG5jJ/NCOZveLo0SzIk6 BpTaOlMjTwNl5fkwA+ke3jnCFKunrQzudnjvajczmTo2uhHQtk2S+v++ArUn8eXdPtim 5lxhZKT+z7HEl5/d2kW96IZd5MaMaHxqg2SiH6nn7OWDvCOsxbQi0nPRFva6upJGbdbf W/I9HwM/TeOS8pOk0jIW+cukxOucAyh/6ajydgORZGRR1yczzQhGMmUWnnxUw2tErEc0 OQM7QpfdfWrheaViXh32gcxV3FKdQfSWMVuqYkgkRd1DDNkgRX+f/hsgbRbTqfcdQbrl ou4Q== X-Forwarded-Encrypted: i=1; AJvYcCXQAjQuPdlNZTOge6lZ50bpIputTRp4gwECMaONLXcbmUVOunStoxH944vriUIhlM5CZ47Z1dxCYdru5Rc=@vger.kernel.org X-Gm-Message-State: AOJu0Ywf8LfLhd1lH6tNM4THv0aZfLr5vDVzxjx+nWFAozk+WZLgZPEG HkaL0bQVJWYRscNW6ac9If2/4PcGIhZ5aXMJwmMv5cnAoxktKLUZWg0o+zc6ehij0pMUiKauYQV QXaZXaSMaYilKC00H5b0OJOSmyf+kZlrlogmAXIrJDjCgadR2pKL/v5k= X-Google-Smtp-Source: AGHT+IFP8Vu8eyKnFDEOLX80bU32FaQbjtJMe0Q41pTgbxmHVqx+8RITthL/vxN/h82eq51cHnvzbsWK5X5Mc6OyG22i2roBc6Zb Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1a89:b0:3d4:6ed4:e0a with SMTP id e9e14a558f8ab-3d6d6cf7eb9mr13661855ab.4.1743594363044; Wed, 02 Apr 2025 04:46:03 -0700 (PDT) Date: Wed, 02 Apr 2025 04:46:03 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67ed237b.050a0220.297a31.0019.GAE@google.com> Subject: Re: [syzbot] [mm?] general protection fault in sys_mremap From: syzbot To: akpm@linux-foundation.org, jannh@google.com, liam.howlett@oracle.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, lorenzo.stoakes@oracle.com, syzkaller-bugs@googlegroups.com, vbabka@suse.cz Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: unregister_netdevice: waiting for DEV to become free unregister_netdevice: waiting for batadv0 to become free. Usage count = 3 Tested on: commit: e20706d5 mseal sysmap: add arch-support txt git tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git/ mm-stable console output: https://syzkaller.appspot.com/x/log.txt?x=167a694c580000 kernel config: https://syzkaller.appspot.com/x/.config?x=ccf540055069887f dashboard link: https://syzkaller.appspot.com/bug?extid=e3385f43b2897a19be24 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Note: no patches were applied.