From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; dkim=none Received: from mail-pf1-f206.google.com (mail-pf1-f206.google.com [209.85.210.206]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EB34C1B6 for ; Mon, 27 Nov 2023 12:00:34 -0800 (PST) Received: by mail-pf1-f206.google.com with SMTP id d2e1a72fcca58-6cc08c794d6so3838303b3a.1 for ; Mon, 27 Nov 2023 12:00:34 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1701115234; x=1701720034; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=0azJOGAh/8a7Fh8R1J/n4CdyDJCzGiGb4P2qXnwNlWM=; b=WE/NqwdOh3Hg9fKW8vTeWgFUT0dxJ4yQv7BJ6Aw4qi6ZV8TmP2Bi0JiIaoIgOxGkKK ObonY9yGvH/h4k3AURJEx8gNoIpsJsxP6PajkCzCJAbuEz+r0naVV1XS9l/fqwJPne+3 uPETklWN/sRvv1056AU1VV0ar6zHo4bJgMDAgN/2hAJy+a/h5f6qrpjDXHbc3ytGtnwc Uhf4BFsHPbRdVv25bjr17drGrA1qswd0FiejbWLt+f4McRNUtKEcx5bxsGZxGabtU6nS 0K2l4RDNEgKyxYsl0le/D2Ba76hZvicS6NZexbxENOcE5RdbBmKKQ2nbs5NbKMOHARgC cnJg== X-Gm-Message-State: AOJu0Yxvjy/kW5nzUfFMty60H5JLoqkqOr0dGsCMrq/RsFkjfkf0EVYn tJWbprq8BZaE3DZWKlZ7SCkRuqJLrgbqYEdXe1ad0bTcSFfc X-Google-Smtp-Source: AGHT+IHNoJt0YUyhpCusf9hCXy75ow1nLdqPVsVbiF8vBXGxrNh9GsR41ZAU7pS+gaeWhE5A0RY6Qkn8qo1uo+OU2GBJsW8A1gSL Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6a00:3911:b0:6c3:9efc:6833 with SMTP id fh17-20020a056a00391100b006c39efc6833mr3281206pfb.2.1701115234323; Mon, 27 Nov 2023 12:00:34 -0800 (PST) Date: Mon, 27 Nov 2023 12:00:34 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000439664060b27c19b@google.com> Subject: [syzbot] [wireless?] WARNING in __cfg80211_bss_update 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" Hello, syzbot found the following issue on: HEAD commit: 9b6de136b5f0 Merge tag 'loongarch-fixes-6.7-1' of git://gi.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=118a257ce80000 kernel config: https://syzkaller.appspot.com/x/.config?x=f2a9d08825f82ef3 dashboard link: https://syzkaller.appspot.com/bug?extid=9c67d243461f9800f17b compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/25ab52a5f324/disk-9b6de136.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/324f600af6eb/vmlinux-9b6de136.xz kernel image: https://storage.googleapis.com/syzbot-assets/7f3148d7c5fb/bzImage-9b6de136.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+9c67d243461f9800f17b@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 1 PID: 1522 at net/wireless/scan.c:1692 cfg80211_combine_bsses net/wireless/scan.c:1692 [inline] WARNING: CPU: 1 PID: 1522 at net/wireless/scan.c:1692 __cfg80211_bss_update+0x1cbc/0x24b0 net/wireless/scan.c:1877 Modules linked in: CPU: 1 PID: 1522 Comm: kworker/u4:5 Not tainted 6.7.0-rc2-syzkaller-00029-g9b6de136b5f0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 Workqueue: events_unbound cfg80211_wiphy_work RIP: 0010:cfg80211_combine_bsses net/wireless/scan.c:1692 [inline] RIP: 0010:__cfg80211_bss_update+0x1cbc/0x24b0 net/wireless/scan.c:1877 Code: ff df 48 c1 ea 03 80 3c 02 00 0f 85 d5 02 00 00 48 b8 22 01 00 00 00 00 ad de 49 89 44 24 18 e9 02 f3 ff ff e8 05 21 b1 f7 90 <0f> 0b 90 e9 34 f0 ff ff e8 f7 20 b1 f7 48 8d 7b 98 e8 4e 73 ff ff RSP: 0018:ffffc90005307568 EFLAGS: 00010283 RAX: 0000000000000ddf RBX: 0000000000000003 RCX: ffffc900146de000 RDX: 0000000000040000 RSI: ffffffff89d6692b RDI: 0000000000000000 RBP: ffff88807781e068 R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000000001 R11: 0000000000000000 R12: ffff88801ea9e800 R13: ffff88807781e000 R14: dffffc0000000000 R15: 0000000000000005 FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31723000 CR3: 000000002993c000 CR4: 0000000000350ef0 Call Trace: cfg80211_inform_single_bss_frame_data+0x768/0xf30 net/wireless/scan.c:2905 cfg80211_inform_bss_frame_data+0xbf/0x290 net/wireless/scan.c:2936 ieee80211_bss_info_update+0x300/0x8f0 net/mac80211/scan.c:205 ieee80211_rx_bss_info net/mac80211/ibss.c:1098 [inline] ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1577 [inline] ieee80211_ibss_rx_queued_mgmt+0x1973/0x3120 net/mac80211/ibss.c:1604 ieee80211_iface_process_skb net/mac80211/iface.c:1589 [inline] ieee80211_iface_work+0xa67/0xda0 net/mac80211/iface.c:1643 cfg80211_wiphy_work+0x24e/0x330 net/wireless/core.c:435 process_one_work+0x886/0x15d0 kernel/workqueue.c:2630 process_scheduled_works kernel/workqueue.c:2703 [inline] worker_thread+0x8b9/0x1290 kernel/workqueue.c:2784 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242 --- 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