From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f78.google.com (mail-io1-f78.google.com [209.85.166.78]) (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 72BEA171C4 for ; Thu, 23 May 2024 07:46:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.78 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716450395; cv=none; b=lUdTvyO3lBwwg2UrdZdedPiBHejuvoiEyJbQwppa7lT/+SPaDhttiRzBnJR1N9aJx080VwP6Ga6BtV+yShW1fgpaHXYUjQVJQjRlPjIrbTcjxWafJGQlxoRdVXo4TcgM9JtlWPENSUepcFwq8+qK0CZP1Si7vmEMTu5l2FQ4d3E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716450395; c=relaxed/simple; bh=X1IUARsKujsDFRnxlLdxfmtcj0gfHJSfI3M9uf952PM=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=kfhqapFzRMsodSQntwcAkDYM4lwd+xMYV52WWSsD7hXUNQBz6ytOfXcFOY5haHVUVEwXixjgIYabsoDYwj3UiM0AU5Yv1g240rX58MiC9lw2tGfHaWmu3XB+SheXl53S6vDjpYCHs/AL+kEH3Y/AIpwxh5JevK1mFoUdNhcNn2w= 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=209.85.166.78 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-io1-f78.google.com with SMTP id ca18e2360f4ac-7e261e3e1beso133991139f.3 for ; Thu, 23 May 2024 00:46:34 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1716450393; x=1717055193; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=/JSb/i2gD6c9fSgYzXiWuZto76mKs4deQ4sFdwc39TU=; b=aPZgbbQCd0bdMUVca0xA8zWyaXRxWOJw4+E2Tdb3+or4fanf/AuZxKkUxjkf73hTC8 91aX9Dsq4sAhY+bqX5zuj7vgN1sPIhYK6qshdiHF9pGCR+M9MMAqWDSN/iA3GiMQ8B4V Kb91xHP/18zCMpbo3CZ3JhXTO+l5+7o9KJV9cVeCbY63l09AVnVcWUS6nuJvDDI5OfLL EIqHiCg6PehGsdGIQ+aW0Y4MzGVuHWlZwMXnWBNtpTGOklYvljMe1nYwIv5RHLty16AW t0awezlCnfq1klerAL/LvypBSAO8xZaaiU6ZtifKS44Bc2kqIM6GuwInN+KlnJBApkoQ zz3w== X-Forwarded-Encrypted: i=1; AJvYcCVrrGBVT5bACex3wrEqGbqgzTiKFT4eZWtFUM5S9RJrEeXBuOWdASrLA0zBvmXj1PGK1i0tBA8Uiw9vI6ysTA+/sTv5hZxo X-Gm-Message-State: AOJu0Yz96m1VNActaA2gwRmsropOH8atUTgHufVUs45j7peVk90abScL L4IdHL6vBMtOjZSgbIun9tkg0cMwukHJWxFf27GPkbbX6MQ+YLHHNOfMO9BxCKcAHxp1Nq5Wwh1 sL991xAAcl+qrfymIH/89RpvN8Mba4tWRsHfIYaYWndTdAXlKM9kEDCY= X-Google-Smtp-Source: AGHT+IFKjr2T2mLKa9hndWc16xzs0P6jYcnPNbb75LC9YUPqzntLRpMQdJ7igxZRkhSbZPGtkMXVaXtQEujlW1OZnVGcLaVHpj5y Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:8619:b0:488:59cc:eb4c with SMTP id 8926c6da1cb9f-4afe3b46381mr281202173.3.1716450393710; Thu, 23 May 2024 00:46:33 -0700 (PDT) Date: Thu, 23 May 2024 00:46:33 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000fdef8706191a3f7b@google.com> Subject: [syzbot] [wireless?] WARNING in __rate_control_send_low (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" Hello, syzbot found the following issue on: HEAD commit: 4b377b4868ef kprobe/ftrace: fix build error due to bad fun.. git tree: net-next console output: https://syzkaller.appspot.com/x/log.txt?x=12f96934980000 kernel config: https://syzkaller.appspot.com/x/.config?x=17ffd15f654c98ba dashboard link: https://syzkaller.appspot.com/bug?extid=8dd98a9e98ee28dc484a compiler: Debian clang version 15.0.6, 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/6f4c61bc9252/disk-4b377b48.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/841f1b24d3a1/vmlinux-4b377b48.xz kernel image: https://storage.googleapis.com/syzbot-assets/017b655dca3d/bzImage-4b377b48.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+8dd98a9e98ee28dc484a@syzkaller.appspotmail.com ------------[ cut here ]------------ no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0 WARNING: CPU: 0 PID: 8812 at net/mac80211/rate.c:385 __rate_control_send_low+0x659/0x890 net/mac80211/rate.c:380 Modules linked in: CPU: 0 PID: 8812 Comm: kworker/u8:20 Not tainted 6.9.0-syzkaller-08544-g4b377b4868ef #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 Workqueue: events_unbound cfg80211_wiphy_work RIP: 0010:__rate_control_send_low+0x659/0x890 net/mac80211/rate.c:380 Code: 8b 14 24 0f 85 de 01 00 00 8b 0a 48 c7 c7 80 69 e1 8c 48 8b 74 24 10 44 89 f2 44 8b 44 24 1c 44 8b 4c 24 0c e8 08 9b 5e f6 90 <0f> 0b 90 90 e9 71 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c db RSP: 0018:ffffc90005d074a0 EFLAGS: 00010246 RAX: d769b2aeaeba2800 RBX: 000000000000000c RCX: ffff88802e348000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffff88807ec45168 R08: ffffffff81585642 R09: fffffbfff1c3995c R10: dffffc0000000000 R11: fffffbfff1c3995c R12: 0000000000000800 R13: 000000000000000c R14: 00000000ffffffff R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f61c4d3cd58 CR3: 000000004aca6000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rate_control_send_low+0x1a8/0x770 net/mac80211/rate.c:405 rate_control_get_rate+0x20e/0x5e0 net/mac80211/rate.c:921 ieee80211_tx_h_rate_ctrl+0xc88/0x1a10 net/mac80211/tx.c:763 invoke_tx_handlers_late+0xb3/0x18e0 net/mac80211/tx.c:1848 ieee80211_tx+0x2e3/0x470 net/mac80211/tx.c:1969 __ieee80211_tx_skb_tid_band+0x4e2/0x620 net/mac80211/tx.c:6103 ieee80211_tx_skb_tid_band net/mac80211/ieee80211_i.h:2266 [inline] ieee80211_handle_roc_started+0x267/0x440 net/mac80211/offchannel.c:248 _ieee80211_start_next_roc+0x7a1/0xb00 net/mac80211/offchannel.c:381 cfg80211_wiphy_work+0x221/0x260 net/wireless/core.c:437 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312 worker_thread+0x86d/0xd70 kernel/workqueue.c:3393 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/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