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 BDFC0C43334 for ; Mon, 4 Jul 2022 19:34:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233437AbiGDTeb (ORCPT ); Mon, 4 Jul 2022 15:34:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43672 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232511AbiGDTea (ORCPT ); Mon, 4 Jul 2022 15:34:30 -0400 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2E3A625EA for ; Mon, 4 Jul 2022 12:34:29 -0700 (PDT) Received: by mail-io1-f70.google.com with SMTP id h73-20020a6bb74c000000b0067275998ba8so5832524iof.2 for ; Mon, 04 Jul 2022 12:34:29 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=5j8MhXW0pNg1Qth5r2dfWJalgtseUieCFeaSOlN4/2M=; b=S4lm9gBmaw6w/kD3usjWsdPYdN6ito0H7q9tt99EpEA46mkv1o0vJeOab6zZc3S0j6 QeEwBgMvgma0zIjfNHE9l+Gb1Ym+nAH99ypnu0R5wGs0zQj2PSscIbAWv9ZTX/uLffSG ofeWYrqdFZjPD/i1agLRPuAEMxbX0Vzl1DBRNO6keGsQo8Uwa9om9XsYmMFLIPEuSH6Y yZPm/ZDrlB2O8HiTtPBhqCbzYk2cD7UyWq2nRqrXA3vzTa8L51xk15dzVCGocMzLTbV+ C52+kaIx9Y57fLSgnsD8qv3oKH5rTY9R2birXiizdW3b1W+0oxqBxq4fNerY6Bs8Lt7m rAGQ== X-Gm-Message-State: AJIora/DPrmJK93bAIl8Q3YEnbu3ksSzxXb4jkJq/qHObheh2/8jc7qX +FMd75E010vyVau1sM87uGtackX42un1nVn+2qsenPdVUsst X-Google-Smtp-Source: AGRyM1tEiBIh/F6cinQ2Fxcr8U/1XIe8yW0Syg0e68vQXdSkt5e8/QIGuJbgeNm9HxgxERfPRvT0s9khSbWKFSvFTeMgailgjgAS MIME-Version: 1.0 X-Received: by 2002:a05:6e02:16cc:b0:2da:63c7:257e with SMTP id 12-20020a056e0216cc00b002da63c7257emr17680833ilx.285.1656963268567; Mon, 04 Jul 2022 12:34:28 -0700 (PDT) Date: Mon, 04 Jul 2022 12:34:28 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000000768a805e2ffd3c3@google.com> Subject: [syzbot] WARNING in sta_info_insert_rcu (2) From: syzbot To: davem@davemloft.net, edumazet@google.com, johannes@sipsolutions.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, 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: 1a0e93df1e10 Merge tag 'for-linus' of git://git.kernel.org.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=17698be4080000 kernel config: https://syzkaller.appspot.com/x/.config?x=833001d0819ddbc9 dashboard link: https://syzkaller.appspot.com/bug?extid=f15276a56871c04c7c4e compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 Unfortunately, I don't have any reproducer for this issue yet. IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+f15276a56871c04c7c4e@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 1 PID: 16069 at net/mac80211/sta_info.c:555 sta_info_insert_check net/mac80211/sta_info.c:555 [inline] WARNING: CPU: 1 PID: 16069 at net/mac80211/sta_info.c:555 sta_info_insert_rcu+0x284/0x2b50 net/mac80211/sta_info.c:736 Modules linked in: CPU: 0 PID: 16069 Comm: syz-executor.2 Not tainted 5.19.0-rc4-syzkaller-00044-g1a0e93df1e10 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2022 RIP: 0010:sta_info_insert_check net/mac80211/sta_info.c:555 [inline] RIP: 0010:sta_info_insert_rcu+0x284/0x2b50 net/mac80211/sta_info.c:736 Code: ba f8 44 89 e6 31 ff 83 e6 01 40 88 b5 38 ff ff ff e8 40 d2 ba f8 0f b6 85 38 ff ff ff 84 c0 0f 84 fa 00 00 00 e8 2c d6 ba f8 <0f> 0b 41 bc ea ff ff ff e8 1f d6 ba f8 48 8b bd 28 ff ff ff 4c 89 RSP: 0018:ffffc9000febeb30 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88801ca90c80 RCX: 0000000000000000 RDX: ffff8880795cbb00 RSI: ffffffff88bf9084 RDI: 0000000000000005 RBP: ffffc9000febec78 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000110208 R13: ffff888016fb8048 R14: ffff888044711798 R15: ffff888016fb8000 FS: 00007f2220d12700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200bd038 CR3: 000000001f5f5000 CR4: 0000000000350ee0 Call Trace: sta_info_insert+0x13/0xb0 net/mac80211/sta_info.c:749 ieee80211_prep_connection+0x31ca/0x44b0 net/mac80211/mlme.c:5701 ieee80211_mgd_auth.cold+0x287/0x46d net/mac80211/mlme.c:5846 rdev_auth net/wireless/rdev-ops.h:458 [inline] cfg80211_mlme_auth+0x3bd/0x760 net/wireless/mlme.c:273 cfg80211_conn_do_work+0xc3f/0xf50 net/wireless/sme.c:170 cfg80211_sme_connect net/wireless/sme.c:581 [inline] cfg80211_connect+0x10a5/0x2020 net/wireless/sme.c:1255 nl80211_connect+0x1682/0x22e0 net/wireless/nl80211.c:11274 genl_family_rcv_msg_doit+0x228/0x320 net/netlink/genetlink.c:731 genl_family_rcv_msg net/netlink/genetlink.c:775 [inline] genl_rcv_msg+0x328/0x580 net/netlink/genetlink.c:792 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2501 genl_rcv+0x24/0x40 net/netlink/genetlink.c:803 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x543/0x7f0 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x917/0xe10 net/netlink/af_netlink.c:1921 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:734 ____sys_sendmsg+0x6eb/0x810 net/socket.c:2492 ___sys_sendmsg+0xf3/0x170 net/socket.c:2546 __sys_sendmsg net/socket.c:2575 [inline] __do_sys_sendmsg net/socket.c:2584 [inline] __se_sys_sendmsg net/socket.c:2582 [inline] __x64_sys_sendmsg+0x132/0x220 net/socket.c:2582 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x46/0xb0 RIP: 0033:0x7f221fc89109 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f2220d12168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f221fd9bf60 RCX: 00007f221fc89109 RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 RBP: 00007f221fce305d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd01bab36f R14: 00007f2220d12300 R15: 0000000000022000 --- 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.