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 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 A18D3C433E0 for ; Sat, 4 Jul 2020 06:41:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8AD8A2084C for ; Sat, 4 Jul 2020 06:41:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727772AbgGDGlR (ORCPT ); Sat, 4 Jul 2020 02:41:17 -0400 Received: from mail-il1-f200.google.com ([209.85.166.200]:53773 "EHLO mail-il1-f200.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726178AbgGDGlR (ORCPT ); Sat, 4 Jul 2020 02:41:17 -0400 Received: by mail-il1-f200.google.com with SMTP id r4so23475520ilq.20 for ; Fri, 03 Jul 2020 23:41:16 -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:message-id:subject:from:to; bh=dbAGA2EOQ/ON2OekN9vX84E1a2gFJIKvdksnE+aJIXg=; b=tJ8bTNVAhAdV/bUG9Z4huKZBkYMruh59Wuvrhg0h30bT0qIVM+MOEHSa9k3KFq1KkB g51NCCpOoju2oIWNsPZGgfaj8necNusPf88I6+ci0vJlVesQp11yyY0QBCIYj2G6iYMQ W2uV1zGKPwEZkMJmqNq6V3xQ0VercoC7XibWGtctXNmPwFAEdxbYo09IHBDF2CEvbKVd 9/IFb1hWbxw7d6eqOSVePCpA70ws/F2OLjNzzWZ+9bb24r0yaaFMEYFq3Vb6as20AW4P J8JxrrWKazJLQHgh62DMIn92CZbpy7URMGn0+s2TEPm71zBB+2xuNqcnFubO8MFRF0vk l6Ag== X-Gm-Message-State: AOAM531luMUikZ5j1I1ETaRZsUC9e6TA4T6F/6E/9Y2aMkGm8sO+620s SiV1Kxt7D1Qdhn3YKKTToTQlWFkicdlXflfCM9hr2Wka2nNL X-Google-Smtp-Source: ABdhPJwFvjbKbYwlvfSZJcJi+xsZs+I4CZcLu/Jdbz7IYY/TzLenHi+O2ZGUUc6HP06Sr+WSEo2Pu4ZfjcFBLKS/XdlA67SulQ82 MIME-Version: 1.0 X-Received: by 2002:a92:cecd:: with SMTP id z13mr20924386ilq.76.1593844875910; Fri, 03 Jul 2020 23:41:15 -0700 (PDT) Date: Fri, 03 Jul 2020 23:41:15 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000a7e38a05a997edb2@google.com> Subject: WARNING in __cfg80211_connect_result From: syzbot To: davem@davemloft.net, johannes@sipsolutions.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello, syzbot found the following crash on: HEAD commit: 23212a70 Merge branch 'mptcp-add-receive-buffer-auto-tuning' git tree: net-next console output: https://syzkaller.appspot.com/x/log.txt?x=155842d5100000 kernel config: https://syzkaller.appspot.com/x/.config?x=829871134ca5e230 dashboard link: https://syzkaller.appspot.com/bug?extid=cc4c0f394e2611edba66 compiler: gcc (GCC) 10.1.0-syz 20200507 Unfortunately, I don't have any reproducer for this crash yet. IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+cc4c0f394e2611edba66@syzkaller.appspotmail.com ip6_tunnel: syzkaller1 xmit: Local address not yet configured! ------------[ cut here ]------------ WARNING: CPU: 0 PID: 9155 at net/wireless/sme.c:757 __cfg80211_connect_result+0xf71/0x13a0 net/wireless/sme.c:757 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 9155 Comm: kworker/u4:17 Not tainted 5.8.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: cfg80211 cfg80211_event_work Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x18f/0x20d lib/dump_stack.c:118 panic+0x2e3/0x75c kernel/panic.c:231 __warn.cold+0x20/0x45 kernel/panic.c:600 report_bug+0x1bd/0x210 lib/bug.c:198 exc_invalid_op+0x24d/0x400 arch/x86/kernel/traps.c:235 asm_exc_invalid_op+0x12/0x20 arch/x86/include/asm/idtentry.h:563 RIP: 0010:__cfg80211_connect_result+0xf71/0x13a0 net/wireless/sme.c:757 Code: 89 be ac 02 00 00 48 c7 c7 00 2d 16 89 c6 05 ba ce 34 03 01 e8 35 58 e5 f9 e9 4f f6 ff ff e8 36 ad fe f9 0f 0b e8 2f ad fe f9 <0f> 0b e9 0c f2 ff ff e8 23 ad fe f9 e8 ee 51 71 00 31 ff 89 c3 89 RSP: 0018:ffffc90001ab7bb8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff888091d10000 RCX: ffffffff87749792 RDX: ffff888059f5c4c0 RSI: ffffffff8774a321 RDI: 0000000000000005 RBP: ffff888040f72618 R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffff888040f72628 R14: ffff888091d10200 R15: ffff888040f72620 cfg80211_process_wdev_events+0x2c6/0x5b0 net/wireless/util.c:885 cfg80211_process_rdev_events+0x6e/0x100 net/wireless/util.c:926 cfg80211_event_work+0x1a/0x20 net/wireless/core.c:320 process_one_work+0x94c/0x1670 kernel/workqueue.c:2269 worker_thread+0x64c/0x1120 kernel/workqueue.c:2415 kthread+0x3b5/0x4a0 kernel/kthread.c:291 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:293 Kernel Offset: disabled --- This bug 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 bug report. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot.