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=-0.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 A8889FA372C for ; Fri, 8 Nov 2019 08:58:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 870E8214DA for ; Fri, 8 Nov 2019 08:58:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730862AbfKHI6M (ORCPT ); Fri, 8 Nov 2019 03:58:12 -0500 Received: from mail-io1-f69.google.com ([209.85.166.69]:36884 "EHLO mail-io1-f69.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730005AbfKHI6L (ORCPT ); Fri, 8 Nov 2019 03:58:11 -0500 Received: by mail-io1-f69.google.com with SMTP id u13so4647965iob.4 for ; Fri, 08 Nov 2019 00:58:08 -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=2MJ4JwOdeIflnsknF0Y5CtsGEv4aAsO6Kz3RgLYo/Zo=; b=A9fBMhrhDo3ye6sZaPNA36LsjPQG2yYsBtRHqkcMCEzzvDPBnYDqB8xAUeH9Nf+dwn XOkBrYaSUabYzF1MQU97pqzg4ffDLgiEdWKowa+Gk9LDuemitxgvgaj5UoXSUsk3FOYw XXZBTimlB5l69hq0rbgxr8MGbyAgPRNARbCXgkgIPYDjwwqUJ+rut5fz4KHcdh2QBp7w edYKxVOMUmMRrt3ADMVOCv2cU0G2xAq6v3h5Nd7NkwrZFKe6SVSq2D1nRhq7UgDTt8vm RqoJBvwT/eyH6xiGHhrY0CbOQKRzIQY3wZXIGRowyBpvpN3a6ZC6MofaOIc/of5fGW+O 3IEg== X-Gm-Message-State: APjAAAXuTe+m+wSxLzJ+te3sa66wCdd4gOp1XpeiWVzFzqzPiHtfEKWo 1eIcpTAdmI1f5KScnI10I0m26acbcD5Bej7mAuW53oEMiuXo X-Google-Smtp-Source: APXvYqz9BMWTyKrpiCo4kSdUfqLjyYid3sMHPZ/B5YkypwRE2tnRy3x1leIg54zjKuTWVY+Iv+TvYYuYi2QctJ7Rb8k49vbJUzoH MIME-Version: 1.0 X-Received: by 2002:a5e:c010:: with SMTP id u16mr9018293iol.275.1573203488435; Fri, 08 Nov 2019 00:58:08 -0800 (PST) Date: Fri, 08 Nov 2019 00:58:08 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000001677ca0596d1fb43@google.com> Subject: WARNING in devlink_port_type_warn From: syzbot To: davem@davemloft.net, jiri@mellanox.com, linux-kernel@vger.kernel.org, netdev@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: c68c5373 Add linux-next specific files for 20191107 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=10b177fae00000 kernel config: https://syzkaller.appspot.com/x/.config?x=742545dcdea21726 dashboard link: https://syzkaller.appspot.com/bug?extid=b0a18ed7b08b735d2f41 compiler: gcc (GCC) 9.0.0 20181231 (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+b0a18ed7b08b735d2f41@syzkaller.appspotmail.com hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: hidraw0: HID v0.00 Device [syz1] on syz1 ------------[ cut here ]------------ Type was not set for devlink port. WARNING: CPU: 1 PID: 50 at net/core/devlink.c:6342 devlink_port_type_warn+0x15/0x20 net/core/devlink.c:6342 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 50 Comm: kworker/1:1 Not tainted 5.4.0-rc6-next-20191107 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events devlink_port_type_warn Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 panic+0x2e3/0x75c kernel/panic.c:221 __warn.cold+0x2f/0x35 kernel/panic.c:582 report_bug+0x289/0x300 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:174 [inline] fixup_bug arch/x86/kernel/traps.c:169 [inline] do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:267 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:devlink_port_type_warn+0x15/0x20 net/core/devlink.c:6342 Code: 89 df e8 de 44 ec fb e9 d3 fe ff ff 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 f7 19 b0 fb 48 c7 c7 e0 ef 4a 88 e8 63 2b 81 fb <0f> 0b 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 41 55 49 89 f5 41 54 RSP: 0018:ffff8880a9b07d30 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff815d0b86 RDI: ffffed1015360f98 RBP: ffff8880a9b07d30 R08: ffff8880a9b365c0 R09: fffffbfff14f374c R10: fffffbfff14f374b R11: ffffffff8a79ba5f R12: ffff888076daecc0 R13: 0000000000000080 R14: ffff8880a99aa900 R15: ffff8880ae934540 process_one_work+0x9af/0x1740 kernel/workqueue.c:2263 worker_thread+0x98/0xe40 kernel/workqueue.c:2409 kthread+0x361/0x430 kernel/kthread.c:255 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352 Kernel Offset: disabled Rebooting in 86400 seconds.. --- 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#status for how to communicate with syzbot.