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, URIBL_BLOCKED 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 97DB4CA9EC0 for ; Tue, 29 Oct 2019 01:11:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5E21121835 for ; Tue, 29 Oct 2019 01:11:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727999AbfJ2BLK (ORCPT ); Mon, 28 Oct 2019 21:11:10 -0400 Received: from mail-il1-f198.google.com ([209.85.166.198]:39503 "EHLO mail-il1-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727904AbfJ2BLJ (ORCPT ); Mon, 28 Oct 2019 21:11:09 -0400 Received: by mail-il1-f198.google.com with SMTP id o11so11435585ilc.6 for ; Mon, 28 Oct 2019 18:11:09 -0700 (PDT) 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:in-reply-to:message-id:subject :from:to; bh=/mBS0wCcF5M4PMDKVhNmnoIn15kcMF3m1nUEU3l1yZc=; b=NvmdTA/GUBADhg5QfOLVX9Mg8M2TwXNcw2ZAY2xatRBPJIHT4CxmgOFlmD8w3uTC5C wiXEtA/3rJJJC8rkTFAexEyGIa1fh+Vq7B6XuwnWAfvrKEa0a7DPqqxfqO3nS5TvqZji o+PXcy7Yxp42RwAGYI8E7kHUgXr9xLkw9TSQ2kfw+CkuqebW4gzldMpL4TozOGzNA8zP k2yflxOj6NYgmtkoKa+eH59ayTjhH/b96POhpSb2Dn/uTAqkOcHsvP8N8CD5zsOYLaF/ ueELoIRWDfcJdjZ6uhqre72lU2VQpMUO44e1B6Mp6t9HFHjhMjTu7YI/b9/5RR4zIzyg ihcQ== X-Gm-Message-State: APjAAAVCmo8og12p6d1TNQGPW3vJ+aNLqvTFbC5Dl6z+BFYzMvKC3xde cHSU4jtRClrHZ0H7rN8HdpuNo9ZZZiQUp/MU2/B++xIwHdE8 X-Google-Smtp-Source: APXvYqx68h1h2OQ2OvVV6xsc7ULvZp8MUEcMXHfomj09XKrZNG/wYG51tiq3Sa06OFNmxyqe60aBSGyRO+7jsPWYnh6LwVvgkzZL MIME-Version: 1.0 X-Received: by 2002:a02:a584:: with SMTP id b4mr5189655jam.67.1572311468774; Mon, 28 Oct 2019 18:11:08 -0700 (PDT) Date: Mon, 28 Oct 2019 18:11:08 -0700 In-Reply-To: <000000000000044a7f0595fbaf2c@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000929f990596024a82@google.com> Subject: Re: INFO: trying to register non-static key in bond_3ad_update_ad_actor_settings From: syzbot To: andy@greyhouse.net, davem@davemloft.net, j.vosburgh@gmail.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, vfalico@gmail.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 syzbot has found a reproducer for the following crash on: HEAD commit: 60c1769a Add linux-next specific files for 20191028 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=154d4374e00000 kernel config: https://syzkaller.appspot.com/x/.config?x=cb86688f30db053d dashboard link: https://syzkaller.appspot.com/bug?extid=8da67f407bcba2c72e6e compiler: gcc (GCC) 9.0.0 20181231 (experimental) syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14d43a04e00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16be3b9ce00000 IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+8da67f407bcba2c72e6e@syzkaller.appspotmail.com netlink: 'syz-executor411': attribute type 24 has an invalid length. netlink: 'syz-executor411': attribute type 1 has an invalid length. INFO: trying to register non-static key. the code is fine but needs lockdep annotation. turning off the locking correctness validator. CPU: 1 PID: 8702 Comm: syz-executor411 Not tainted 5.4.0-rc5-next-20191028 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 assign_lock_key kernel/locking/lockdep.c:881 [inline] register_lock_class+0x179e/0x1850 kernel/locking/lockdep.c:1190 __lock_acquire+0xf4/0x4a00 kernel/locking/lockdep.c:3837 lock_acquire+0x190/0x410 kernel/locking/lockdep.c:4487 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline] _raw_spin_lock_bh+0x33/0x50 kernel/locking/spinlock.c:175 spin_lock_bh include/linux/spinlock.h:343 [inline] bond_3ad_update_ad_actor_settings+0x37b/0x7b0 drivers/net/bonding/bond_3ad.c:2260 bond_option_ad_actor_sys_prio_set+0x67/0x80 drivers/net/bonding/bond_options.c:1434 __bond_opt_set+0x2a1/0x540 drivers/net/bonding/bond_options.c:677 bond_changelink+0x14ed/0x1bd0 drivers/net/bonding/bond_netlink.c:413 bond_newlink+0x2d/0x90 drivers/net/bonding/bond_netlink.c:454 __rtnl_newlink+0x10a1/0x16e0 net/core/rtnetlink.c:3268 rtnl_newlink+0x69/0xa0 net/core/rtnetlink.c:3326 rtnetlink_rcv_msg+0x45e/0xaf0 net/core/rtnetlink.c:5387 netlink_rcv_skb+0x177/0x450 net/netlink/af_netlink.c:2477 rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5405 netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline] netlink_unicast+0x531/0x710 net/netlink/af_netlink.c:1328 netlink_sendmsg+0x8cf/0xda0 net/netlink/af_netlink.c:1917 sock_sendmsg_nosec net/socket.c:638 [inline] sock_sendmsg+0xd7/0x130 net/socket.c:658 ___sys_sendmsg+0x803/0x920 net/socket.c:2312 __sys_sendmsg+0x105/0x1d0 net/socket.c:2357 __do_sys_sendmsg net/socket.c:2366 [inline] __se_sys_sendmsg net/socket.c:2364 [inline] __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2364 do_syscall_64+0xfa/0x760 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4402b9 Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007ffc45a3b478 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004402b9 RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 RBP: 00000000006ca018 R08: 0000000000000001 R09: 00000000004002c8 R10: 000000000000000c R11: 0000000000000246 R12: 0000000000401b40 R13: 0000000000401bd0 R14: 0000000000000000 R15: 0000000000000000 kobject: 'bond1' (000000004c2e596c): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'bond1' (000000004c2e596c): kobject_uevent_env kobject: 'bond1' (000000004c2e596c): fill_kobj_path: path = '/devices/virtual/net/bond1' kobject: 'queues' (00000000dfeb0249): kobject_add_internal: parent: 'bond1', set: '' kobject: 'queues' (00000000dfeb0249): kobject_uevent_env kobject: 'queues' (00000000dfeb0249): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000006cc022b5): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000006cc022b5): kobject_uevent_env kobject: 'rx-0' (000000006cc022b5): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-0' kobject: 'rx-1' (00000000f41ae229): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-1' (00000000f41ae229): kobject_uevent_env kobject: 'rx-1' (00000000f41ae229): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-1' kobject: 'rx-2' (00000000f65859db): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-2' (00000000f65859db): kobject_uevent_env kobject: 'rx-2' (00000000f65859db): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-2' kobject: 'rx-3' (000000002efb6c90): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-3' (000000002efb6c90): kobject_uevent_env kobject: 'rx-3' (000000002efb6c90): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-3' kobject: 'rx-4' (00000000a4015138): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-4' (00000000a4015138): kobject_uevent_env kobject: 'rx-4' (00000000a4015138): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-4' kobject: 'rx-5' (00000000a9a2c066): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-5' (00000000a9a2c066): kobject_uevent_env kobject: 'rx-5' (00000000a9a2c066): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-5' kobject: 'rx-6' (00000000f0181667): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-6' (00000000f0181667): kobject_uevent_env kobject: 'rx-6' (00000000f0181667): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-6' kobject: 'rx-7' (00000000ac83f7a2): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-7' (00000000ac83f7a2): kobject_uevent_env kobject: 'rx-7' (00000000ac83f7a2): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-7' kobject: 'rx-8' (000000000447065e): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-8' (000000000447065e): kobject_uevent_env kobject: 'rx-8' (000000000447065e): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-8' kobject: 'rx-9' (000000000e65150a): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-9' (000000000e65150a): kobject_uevent_env kobject: 'rx-9' (000000000e65150a): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-9' kobject: 'rx-10' (00000000a13a2fdc): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-10' (00000000a13a2fdc): kobject_uevent_env kobject: 'rx-10' (00000000a13a2fdc): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-10' kobject: 'rx-11' (000000000d4499bc): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-11' (000000000d4499bc): kobject_uevent_env kobject: 'rx-11' (000000000d4499bc): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-11' kobject: 'rx-12' (00000000c04a7df7): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-12' (00000000c04a7df7): kobject_uevent_env kobject: 'rx-12' (00000000c04a7df7): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-12' kobject: 'rx-13' (00000000383d5fab): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-13' (00000000383d5fab): kobject_uevent_env kobject: 'rx-13' (00000000383d5fab): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-13' kobject: 'rx-14' (00000000675d2762): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-14' (00000000675d2762): kobject_uevent_env kobject: 'rx-14' (00000000675d2762): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-14' kobject: 'rx-15' (0000000077408fd4): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-15' (0000000077408fd4): kobject_uevent_env kobject: 'rx-15' (0000000077408fd4): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-15' kobject: 'tx-0' (00000000fc5e1be9): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000fc5e1be9): kobject_uevent_env kobject: 'tx-0' (00000000fc5e1be9): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-0' kobject: 'tx-1' (000000003d036af0): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (000000003d036af0): kobject_uevent_env kobject: 'tx-1' (000000003d036af0): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-1' kobject: 'tx-2' (000000002b1aed3d): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-2' (000000002b1aed3d): kobject_uevent_env kobject: 'tx-2' (000000002b1aed3d): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-2' kobject: 'tx-3' (0000000074d7b4aa): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-3' (0000000074d7b4aa): kobject_uevent_env kobject: 'tx-3' (0000000074d7b4aa): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-3' kobject: 'tx-4' (000000006ccd3c3a): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-4' (000000006ccd3c3a): kobject_uevent_env kobject: 'tx-4' (000000006ccd3c3a): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-4' kobject: 'tx-5' (000000000e0f31c9): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-5' (000000000e0f31c9): kobject_uevent_env kobject: 'tx-5' (000000000e0f31c9): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-5' kobject: 'tx-6' (00000000eafd25e6): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-6' (00000000eafd25e6): kobject_uevent_env kobject: 'tx-6' (00000000eafd25e6): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-6' kobject: 'tx-7' (000000009448502b): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-7' (000000009448502b): kobject_uevent_env kobject: 'tx-7' (000000009448502b): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-7' kobject: 'tx-8' (000000006f9cb59a): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-8' (000000006f9cb59a): kobject_uevent_env kobject: 'tx-8' (000000006f9cb59a): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-8' kobject: 'tx-9' (000000006374c1d3): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-9' (000000006374c1d3): kobject_uevent_env kobject: 'tx-9' (000000006374c1d3): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-9' kobject: 'tx-10' (000000008478cb5e): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-10' (000000008478cb5e): kobject_uevent_env kobject: 'tx-10' (000000008478cb5e): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-10' kobject: 'tx-11' (00000000bc80336d): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-11' (00000000bc80336d): kobject_uevent_env kobject: 'tx-11' (00000000bc80336d): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-11' kobject: 'tx-12' (00000000ec425f4e): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-12' (00000000ec425f4e): kobject_uevent_env kobject: 'tx-12' (00000000ec425f4e): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-12' kobject: 'tx-13' (000000006d9d3bb6): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-13' (000000006d9d3bb6): kobject_uevent_env kobject: 'tx-13' (000000006d9d3bb6): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-13' kobject: 'tx-14' (000000008ad7b3a4): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-14' (000000008ad7b3a4): kobject_uevent_env kobject: 'tx-14' (000000008ad7b3a4): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-14' kobject: 'tx-15' (00000000da467199): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-15' (00000000da467199): kobject_uevent_env kobject: 'tx-15' (00000000da467199): fill_kobj_path: path = '/devi