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 AFB45FA373D for ; Fri, 28 Oct 2022 02:41:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236384AbiJ1Cll (ORCPT ); Thu, 27 Oct 2022 22:41:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40084 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236322AbiJ1Clk (ORCPT ); Thu, 27 Oct 2022 22:41:40 -0400 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 52F899DDA1 for ; Thu, 27 Oct 2022 19:41:39 -0700 (PDT) Received: by mail-io1-f69.google.com with SMTP id bx19-20020a056602419300b006bcbf3b91fdso3125558iob.13 for ; Thu, 27 Oct 2022 19:41:39 -0700 (PDT) X-Google-DKIM-Signature: v=1; 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charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 23758867219c Merge tag 'net-6.1-rc3-2' of git://git.kernel.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=135d15ce880000 kernel config: https://syzkaller.appspot.com/x/.config?x=1d3548a4365ba17d dashboard link: https://syzkaller.appspot.com/bug?extid=40eb8c0447c0e47a7e9b compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/20e53c5d9806/disk-23758867.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/7c05afb0709a/vmlinux-23758867.xz kernel image: https://storage.googleapis.com/syzbot-assets/687dcd5504ea/bzImage-23758867.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+40eb8c0447c0e47a7e9b@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: 0 PID: 1 at net/netlink/genetlink.c:383 genl_register_family+0x13c0/0x1540 net/netlink/genetlink.c:414 Modules linked in: CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.1.0-rc2-syzkaller-00189-g23758867219c #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+0x13c0/0x1540 net/netlink/genetlink.c:414 Code: 5d 41 5e 41 5f 5d c3 e8 5e 74 1b f9 0f 0b 41 be ea ff ff ff eb a2 e8 4f 74 1b f9 0f 0b 41 be ea ff ff ff eb 93 e8 40 74 1b f9 <0f> 0b 41 be ea ff ff ff eb 84 44 89 e1 80 e1 07 38 c1 0f 8c bd ec RSP: 0000:ffffc90000067820 EFLAGS: 00010293 RAX: ffffffff886c5ba0 RBX: 0000000000000001 RCX: ffff888140170000 RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000000 RBP: ffffc90000067950 R08: ffffffff886c4bd3 R09: fffffbfff1c1b606 R10: fffffbfff1c1b606 R11: 1ffffffff1c1b605 R12: dffffc0000000000 R13: ffffffff8c582448 R14: 0000000000000000 R15: 0000000000000003 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff88823ffff000 CR3: 000000000c88e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: dp_register_genl+0x40/0x136 net/openvswitch/datapath.c:2578 dp_init+0x11a/0x140 net/openvswitch/datapath.c:2707 do_one_initcall+0x1c9/0x400 init/main.c:1303 do_initcall_level+0x168/0x218 init/main.c:1376 do_initcalls+0x4b/0x8c init/main.c:1392 kernel_init_freeable+0x428/0x5d5 init/main.c:1631 kernel_init+0x19/0x2b0 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.