From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.7 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6B37DC43441 for ; Sun, 18 Nov 2018 19:23:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 33D582080C for ; Sun, 18 Nov 2018 19:23:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 33D582080C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726439AbeKSFoK (ORCPT ); Mon, 19 Nov 2018 00:44:10 -0500 Received: from mail-it1-f199.google.com ([209.85.166.199]:56585 "EHLO mail-it1-f199.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725899AbeKSFoK (ORCPT ); Mon, 19 Nov 2018 00:44:10 -0500 Received: by mail-it1-f199.google.com with SMTP id m123-v6so5655653ite.6 for ; Sun, 18 Nov 2018 11:23:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=xckNjoI1N9Po7xSog+y6hmjguNeDoGCnvE26MxUqkTk=; b=hwu3Ka1S8cHCH0XJH58FnEzbdXW5gB3yNi9WXmOeMAv+fGvj4F+hARmzPDlxLrOmQE QLrUwcYpV9miYxuDiS9TIiGxj67XttwuvfKoSdj+U1X3VdwwRXsU67zDaS40xSnOi6u/ XqWKQ58771hJzL6GVkJ5Kq+7SKynTRCMWtOrzUbhV4233YMpA+aIY836BjBhymcqXMHP GTwRpP0Kac+yFpDyDQQYFL4QUy8jgXR0qaD22rBE/B1O8QsmNu43dRFdH7iDWg8rVuc0 /3c6dbW86tLuDY8qSCdyjMQ0Wc2sfIrsfRFI9TnhHJaY/W7EDqeBUj6cExWQRrV1vxK+ akkA== X-Gm-Message-State: AA+aEWZmtbKFokhDWHJRP0Q/sIcdr0HXZ8nfg0CTPLUyPRbnTHCT9mFc ywZUzvY3OMtyeo9faz93Pl5AtHB50Kwi5BqOw79+c4Hv70U+ X-Google-Smtp-Source: AFSGD/X1GBU91fvro9elyLNwJdr1d3vzKuAvamJ7Lxtx0V9A/8ZibGLkpOK/owy5W+ah9UCo0HWCWIJg/oFQ0fHk8JgapVp3Qjgx MIME-Version: 1.0 X-Received: by 2002:a6b:6c14:: with SMTP id a20-v6mr10161581ioh.24.1542568983315; Sun, 18 Nov 2018 11:23:03 -0800 (PST) Date: Sun, 18 Nov 2018 11:23:03 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000004ae11b057af5543f@google.com> Subject: BUG: unable to handle kernel paging request in aead_geniv_alloc From: syzbot To: davem@davemloft.net, herbert@gondor.apana.org.au, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot found the following crash on: HEAD commit: 9c549a6b0573 selftests: add explicit test for multiple con.. git tree: net-next console output: https://syzkaller.appspot.com/x/log.txt?x=13a46f7b400000 kernel config: https://syzkaller.appspot.com/x/.config?x=d86f24333880b605 dashboard link: https://syzkaller.appspot.com/bug?extid=cd50d1708db841432d8a compiler: gcc (GCC) 8.0.1 20180413 (experimental) Unfortunately, I don't have any reproducer for this crash yet. IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+cd50d1708db841432d8a@syzkaller.appspotmail.com BUG: unable to handle kernel paging request at fffffffffffffff0 PGD 946d067 P4D 946d067 PUD 946f067 PMD 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 9032 Comm: cryptomgr_probe Not tainted 4.20.0-rc2+ #300 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 kobject: 'loop1' (00000000f780ed70): kobject_uevent_env RIP: 0010:aead_geniv_alloc+0x2de/0x780 crypto/aead.c:240 Code: 00 00 fc ff df 49 8d 7c 24 f0 48 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 ea 03 00 00 <45> 8b 74 24 f0 bf 07 00 00 00 48 c7 c3 ea ff ff ff 44 89 f6 e8 59 RSP: 0018:ffff8881946b7e40 EFLAGS: 00010246 kobject: 'loop1' (00000000f780ed70): fill_kobj_path: path = '/devices/virtual/block/loop1' RAX: 0000000000000003 RBX: 0000000000000000 RCX: ffffffff835c1711 RDX: 0000000000000000 RSI: ffffffff835c171e RDI: fffffffffffffff0 RBP: ffff8881946b7e80 R08: ffff8881975da540 R09: ffffed10328d6fa3 R10: ffffed10328d6fa3 R11: 0000000000000003 R12: 0000000000000000 R13: ffff8881d3ee66b0 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8881daf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffffffffffff0 CR3: 000000019a8d0000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: seqiv_aead_create crypto/seqiv.c:149 [inline] seqiv_create+0x99/0x290 crypto/seqiv.c:190 cryptomgr_probe+0x6d/0x280 crypto/algboss.c:75 kthread+0x35a/0x440 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 Modules linked in: CR2: fffffffffffffff0 ---[ end trace e6ac52e6f5849122 ]--- RIP: 0010:aead_geniv_alloc+0x2de/0x780 crypto/aead.c:240 Code: 00 00 fc ff df 49 8d 7c 24 f0 48 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 ea 03 00 00 <45> 8b 74 24 f0 bf 07 00 00 00 48 c7 c3 ea ff ff ff 44 89 f6 e8 59 RSP: 0018:ffff8881946b7e40 EFLAGS: 00010246 RAX: 0000000000000003 RBX: 0000000000000000 RCX: ffffffff835c1711 RDX: 0000000000000000 RSI: ffffffff835c171e RDI: fffffffffffffff0 RBP: ffff8881946b7e80 R08: ffff8881975da540 R09: ffffed10328d6fa3 R10: ffffed10328d6fa3 R11: 0000000000000003 R12: 0000000000000000 R13: ffff8881d3ee66b0 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8881daf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffffffffffff0 CR3: 000000019a8d0000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 --- This bug is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this bug report. See: https://goo.gl/tpsmEJ#bug-status-tracking for how to communicate with syzbot.