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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A21AAC433FE for ; Thu, 3 Nov 2022 16:11:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231363AbiKCQLv (ORCPT ); Thu, 3 Nov 2022 12:11:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41740 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231324AbiKCQLq (ORCPT ); Thu, 3 Nov 2022 12:11:46 -0400 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1F1841094 for ; Thu, 3 Nov 2022 09:11:44 -0700 (PDT) Received: by mail-il1-f197.google.com with SMTP id o13-20020a056e0214cd00b00300a27f9424so1898129ilk.10 for ; Thu, 03 Nov 2022 09:11:44 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=+Auj3vQKcwoQNezul/j4Pp/aHoO2hjUoalXp0Uezz5k=; b=cZXuei8d4eRt8Z/OdcxRgkhPh/4znUhZjHI1IaRhT7UFLHLqWdv0VtyJ008twOzsoF 4FjhLH1lxO1XtxmU29uJ4Kgka1gn/9cEgljf3PtYBDFiLLiFTQw6oqCB+3rccTU2qNA6 hJ1XzBEbEUZ601rCNg2Brf+i9dluRLEaJv2NhzPnH0cHN7x3KSmwzejfgjcAEJm4V5+A kmQBRnJCdbmco2yBYI4ycZ7hVetMThpx/2TI+oqgQYoAUvXI7RfcbWqi4pp9KMFQhUXo vskINyUlr70vIXccCus3cdXRGnfxH/7Kgx1GiW9juU7/et/wBAOUs8U8xJeVJEOm0XhB U07g== X-Gm-Message-State: ACrzQf2FBfl9Ihvbt6xo+8GzisZVcNxZGX/ZrnKzUz8xThiktwbpBw8c hkvymdsqSqTkwrisTgG9mWrdka9i4+THifvsAkyif/tOx3CB X-Google-Smtp-Source: AMsMyM6Cq+gQg8eyNqw4rYJ8YQP4nUd68IJMs2MKZpTHB9Z1Kmh1+J6eGzjJHMtAA/ETZBx0uNAOVioZc89X9VBHwL/pLJhr3PIA MIME-Version: 1.0 X-Received: by 2002:a92:c26e:0:b0:2fc:1a4f:bfb with SMTP id h14-20020a92c26e000000b002fc1a4f0bfbmr17311052ild.58.1667491903453; Thu, 03 Nov 2022 09:11:43 -0700 (PDT) Date: Thu, 03 Nov 2022 09:11:43 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000092429f05ec933622@google.com> Subject: [syzbot] bpf-next boot error: WARNING in genl_register_family From: syzbot To: ast@kernel.org, daniel@iogearbox.net, davem@davemloft.net, edumazet@google.com, jacob.e.keller@intel.com, jiri@nvidia.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, paul@paul-moore.com, razor@blackwall.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: b54a0d4094f5 Merge tag 'for-netdev' of https://git.kernel... git tree: bpf-next console output: https://syzkaller.appspot.com/x/log.txt?x=144ee346880000 kernel config: https://syzkaller.appspot.com/x/.config?x=53cedb500b7b74c6 dashboard link: https://syzkaller.appspot.com/bug?extid=7cc0a430776e7900c5e7 compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/e00a07d34b58/disk-b54a0d40.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/677c38c41b63/vmlinux-b54a0d40.xz kernel image: https://storage.googleapis.com/syzbot-assets/2433cd47d109/bzImage-b54a0d40.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+7cc0a430776e7900c5e7@syzkaller.appspotmail.com can: controller area network core NET: Registered PF_CAN protocol family can: raw protocol can: broadcast manager protocol can: netlink gateway - max_hops=1 can: SAE J1939 can: isotp protocol Bluetooth: RFCOMM TTY layer initialized Bluetooth: RFCOMM socket layer initialized Bluetooth: RFCOMM ver 1.11 Bluetooth: BNEP (Ethernet Emulation) ver 1.3 Bluetooth: BNEP filters: protocol multicast Bluetooth: BNEP socket layer initialized Bluetooth: CMTP (CAPI Emulation) ver 1.0 Bluetooth: CMTP socket layer initialized Bluetooth: HIDP (Human Interface Emulation) ver 1.2 Bluetooth: HIDP socket layer initialized NET: Registered PF_RXRPC protocol family Key type rxrpc registered Key type rxrpc_s registered NET: Registered PF_KCM protocol family lec:lane_module_init: lec.c: initialized mpoa:atm_mpoa_init: mpc.c: initialized l2tp_core: L2TP core driver, V2.0 l2tp_ppp: PPPoL2TP kernel driver, V2.0 l2tp_ip: L2TP IP encapsulation support (L2TPv3) l2tp_netlink: L2TP netlink interface l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) NET: Registered PF_PHONET protocol family 8021q: 802.1Q VLAN Support v1.8 DCCP: Activated CCID 2 (TCP-like) DCCP: Activated CCID 3 (TCP-Friendly Rate Control) sctp: Hash tables configured (bind 32/56) NET: Registered PF_RDS protocol family Registered RDS/infiniband transport Registered RDS/tcp transport tipc: Activated (version 2.0.0) NET: Registered PF_TIPC protocol family tipc: Started in single node mode NET: Registered PF_SMC protocol family 9pnet: Installing 9P2000 support NET: Registered PF_CAIF protocol family NET: Registered PF_IEEE802154 protocol family Key type dns_resolver registered Key type ceph registered libceph: loaded (mon/osd proto 15/24) batman_adv: B.A.T.M.A.N. advanced 2022.3 (compatibility version 15) loaded openvswitch: Open vSwitch switching datapath ------------[ cut here ]------------ WARNING: CPU: 1 PID: 1 at net/netlink/genetlink.c:383 genl_validate_ops net/netlink/genetlink.c:383 [inline] WARNING: CPU: 1 PID: 1 at net/netlink/genetlink.c:383 genl_register_family+0x298/0x1450 net/netlink/genetlink.c:414 Modules linked in: CPU: 1 PID: 1 Comm: swapper/0 Not tainted 6.1.0-rc2-syzkaller-10728-gb54a0d4094f5 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 RIP: 0010:genl_validate_ops net/netlink/genetlink.c:383 [inline] RIP: 0010:genl_register_family+0x298/0x1450 net/netlink/genetlink.c:414 Code: dd 0f 82 b1 06 00 00 e8 e6 d0 e4 f9 0f b6 9c 24 b7 00 00 00 31 ff 89 de e8 65 cd e4 f9 84 db 0f 84 93 06 00 00 e8 c8 d0 e4 f9 <0f> 0b e8 c1 d0 e4 f9 41 bc ea ff ff ff e8 b6 d0 e4 f9 48 b8 00 00 RSP: 0000:ffffc90000067c50 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 RDX: ffff88813fe50000 RSI: ffffffff8797d148 RDI: 0000000000000001 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000000 R12: 0000000000000000 R13: ffffffff8b9a7a26 R14: ffffffff8b9a7a00 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000000bc8e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: dp_register_genl net/openvswitch/datapath.c:2578 [inline] dp_init+0x148/0x25d net/openvswitch/datapath.c:2707 do_one_initcall+0x13d/0x780 init/main.c:1303 do_initcall_level init/main.c:1376 [inline] do_initcalls init/main.c:1392 [inline] do_basic_setup init/main.c:1411 [inline] kernel_init_freeable+0x6ff/0x788 init/main.c:1631 kernel_init+0x1a/0x1d0 init/main.c:1519 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 --- This report 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 issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot.