From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f208.google.com (mail-il1-f208.google.com [209.85.166.208]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AC93D1F4738 for ; Tue, 7 Jan 2025 16:25:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.208 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736267132; cv=none; b=oVvFB+/hFegj0A7/K2LQJQoIAdMvTVIZpOree5a1sm+RRz2aPCn/zNTaevrMAPUaHRlHPDFcdtxy9fJxOZ2oRmzQKZ0PL5x32V7YuD4VWjtlxftLASxrWLlg2DoVTDACWQD7ytbg26tGshq1qFhSa4Tn1zcK78zG/ZrwR7cWPkE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736267132; c=relaxed/simple; bh=C1uu7KJPad0P/K6vV+2ViYpu26xuTkpumqT649zmcGU=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=Grj7XAa8MuYwYvtGz53SImttGGMA9WJzltXI4uF7U5pxRZu/vc2Cve8xyqUiU7DxooQBTL6AqylqGNezc2ZuXSEhrWYxYa+pWt0qV5B8EkC8xoRFza64hSU3V/htEJqsehAPb6HESwWu3Pe4KWprftwuK49w9D4OQt5TfqF77T4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.208 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f208.google.com with SMTP id e9e14a558f8ab-3a78c40fa96so128206475ab.3 for ; Tue, 07 Jan 2025 08:25:28 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1736267128; x=1736871928; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=MIbj1985qmxWb39sTDDBhOMH3hk1O4jew4vLD0IUd6U=; b=p7h89d7uCbFEhjHoyJ+hzSDrtQ95SLifKoYEMrQYlkHVsG1bv7rzv9Z0fTSKK68KFm 9x6kWKWANu/NMuFiHT8s8YFbzKIqe0S4yxQ/Rc58aodY7dXgE6O/BO2cRDkd1csaoE91 Al5Cs+Qzn+Q50ibRtUYwjqQYWLI8+eGExyl0T/j5pFTXxlIa6HYl8zA1Wl0eSmK6rzjd amtsn+0QWVtAdJ1VMkkElIfWwgWc+YnK7wFImso/Fsc1BGZB17OTqBl+1TY/NfAN2sYC vYLVocKcK/RMYJQP4SFx1GgIQaPvzeQTS/Xit11/bl1NyOUBPoDcNzLbfFH0aA3je63e nNPA== X-Forwarded-Encrypted: i=1; AJvYcCWNB5tb4FVeqIQtLLnbaFqC6du6Ila37nhYXiHniXwXq7pf6uLeIdmSA1ojYCQuIH0HEZ+zUmZeyG3IfG4=@vger.kernel.org X-Gm-Message-State: AOJu0YxjjMIzz5usQCI2gAuyhunJbetYH6XW/6W1+kEhGGz63OadO2l8 FUsK2+Sq1mrL/dciekQAKxDH7X9x7n7pEenTagkD8wW/+RjSwShagP1JUKJAtet/m2F/LjFtSym 6SazowfUVum1Af23XzdmFOnxHqZLSzzFamL2HCDYUGXQJMH5gCs+LGI4= X-Google-Smtp-Source: AGHT+IGGRAgAv3dD0kWIJOsbXk0QUd+5GSP8V+OS6LHv9BPmtIzAh/JEC8J7NdHF6zksa2nwBD+5jjtEHG536jErPcqPwqItBTnY Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:20ca:b0:3a7:86ab:bebe with SMTP id e9e14a558f8ab-3c2d514f966mr513344955ab.16.1736267127799; Tue, 07 Jan 2025 08:25:27 -0800 (PST) Date: Tue, 07 Jan 2025 08:25:27 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <677d5577.050a0220.a40f5.0022.GAE@google.com> Subject: [syzbot] [wireless?] WARNING in ieee80211_request_ibss_scan From: syzbot To: johannes@sipsolutions.net, 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" Hello, syzbot found the following issue on: HEAD commit: 63676eefb7a0 Merge tag 'sched_ext-for-6.13-rc5-fixes' of g.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=17e98edf980000 kernel config: https://syzkaller.appspot.com/x/.config?x=86dd15278dbfe19f dashboard link: https://syzkaller.appspot.com/bug?extid=1634c5399e29d8b66789 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 userspace arch: i386 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image (non-bootable): https://storage.googleapis.com/syzbot-assets/7feb34a89c2a/non_bootable_disk-63676eef.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/efc20deb6462/vmlinux-63676eef.xz kernel image: https://storage.googleapis.com/syzbot-assets/b916a2c594d7/bzImage-63676eef.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+1634c5399e29d8b66789@syzkaller.appspotmail.com wlan1: No active IBSS STAs - trying to scan for other IBSS networks with same SSID (merge) ------------[ cut here ]------------ WARNING: CPU: 2 PID: 94 at net/mac80211/scan.c:1213 ieee80211_request_ibss_scan+0x7b8/0x9a0 net/mac80211/scan.c:1213 Modules linked in: CPU: 2 UID: 0 PID: 94 Comm: kworker/u32:5 Not tainted 6.13.0-rc5-syzkaller-00161-g63676eefb7a0 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Workqueue: events_unbound cfg80211_wiphy_work RIP: 0010:ieee80211_request_ibss_scan+0x7b8/0x9a0 net/mac80211/scan.c:1213 Code: e9 3b fb ff ff e8 08 ce 08 f7 be 04 00 00 00 bf 06 00 00 00 41 bd 04 00 00 00 e8 33 d0 08 f7 e9 3b fd ff ff e8 e9 cd 08 f7 90 <0f> 0b 90 bb ea ff ff ff e9 6e fc ff ff 48 c7 c7 d4 1a 1d 90 e8 ef RSP: 0018:ffffc900010af988 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8a908130 RDX: ffff88801f83a440 RSI: ffffffff8a9081c7 RDI: 0000000000000005 RBP: ffff888064659720 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000003 R12: 0000000000000005 R13: 0000000000000006 R14: dffffc0000000000 R15: ffff88804ff70e40 FS: 0000000000000000(0000) GS:ffff88802b600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002f61bffc CR3: 000000001e3c2000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_sta_merge_ibss net/mac80211/ibss.c:1290 [inline] ieee80211_ibss_work+0x83b/0x14c0 net/mac80211/ibss.c:1672 ieee80211_iface_work+0xd01/0xf00 net/mac80211/iface.c:1689 cfg80211_wiphy_work+0x3de/0x560 net/wireless/core.c:440 process_one_work+0x958/0x1b30 kernel/workqueue.c:3229 process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 --- 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. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup