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 9E113C001DF for ; Sun, 16 Jul 2023 02:39:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229815AbjGPCjc (ORCPT ); Sat, 15 Jul 2023 22:39:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52430 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229451AbjGPCjb (ORCPT ); Sat, 15 Jul 2023 22:39:31 -0400 Received: from mail-oa1-f70.google.com (mail-oa1-f70.google.com [209.85.160.70]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6AAA62706 for ; Sat, 15 Jul 2023 19:39:30 -0700 (PDT) Received: by mail-oa1-f70.google.com with SMTP id 586e51a60fabf-1b03f7fb970so5504286fac.1 for ; Sat, 15 Jul 2023 19:39:30 -0700 (PDT) X-Google-DKIM-Signature: v=1; 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Sat, 15 Jul 2023 19:39:29 -0700 (PDT) Date: Sat, 15 Jul 2023 19:39:29 -0700 In-Reply-To: <20230716020304.64-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000058c8a8060091977a@google.com> Subject: Re: [syzbot] [wireless?] WARNING in sta_info_insert_rcu (3) From: syzbot To: hdanton@sina.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: WARNING in ieee80211_link_release_channel wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 wlan1: authenticate with 08:02:11:00:00:01 wlan1: failed to insert STA entry for the AP (error -22) ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5411 at net/mac80211/chan.c:2021 ieee80211_link_release_channel+0x19f/0x200 net/mac80211/chan.c:2021 Modules linked in: CPU: 1 PID: 5411 Comm: kworker/1:4 Not tainted 6.5.0-rc1-syzkaller-00006-g3f01e9fed845-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023 Workqueue: events cfg80211_conn_work RIP: 0010:ieee80211_link_release_channel+0x19f/0x200 net/mac80211/chan.c:2021 Code: ff ff ff ff 48 8d b8 f0 1c 00 00 e8 db 25 78 00 31 ff 41 89 c5 89 c6 e8 af de d7 f7 45 85 ed 0f 85 6d ff ff ff e8 31 e3 d7 f7 <0f> 0b e9 61 ff ff ff 48 c7 c7 70 b3 ab 8e e8 5e 76 2b f8 e9 3a ff RSP: 0018:ffffc9000531f2a0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff888077f0e3a8 RCX: 0000000000000000 RDX: ffff88801f54d940 RSI: ffffffff89add36f RDI: 0000000000000005 RBP: ffff888077f0cc80 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 000000000000001f R12: ffff888077f0d580 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055caf027a950 CR3: 000000002c7e4000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_prep_connection+0x62a/0x14f0 net/mac80211/mlme.c:7065 ieee80211_mgd_auth+0xa1a/0x1470 net/mac80211/mlme.c:7205 rdev_auth net/wireless/rdev-ops.h:481 [inline] cfg80211_mlme_auth+0x3b3/0x710 net/wireless/mlme.c:284 cfg80211_conn_do_work+0x64e/0xfe0 net/wireless/sme.c:181 cfg80211_conn_work+0x27f/0x3d0 net/wireless/sme.c:273 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597 worker_thread+0x687/0x1110 kernel/workqueue.c:2748 kthread+0x33a/0x430 kernel/kthread.c:389 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308 Tested on: commit: 3f01e9fe Merge tag 'linux-watchdog-6.5-rc2' of git://w.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=1738ebe4a80000 kernel config: https://syzkaller.appspot.com/x/.config?x=87ef4ae61b35aae1 dashboard link: https://syzkaller.appspot.com/bug?extid=2676771ed06a6df166ad compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=1684f646a80000