From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f207.google.com (mail-il1-f207.google.com [209.85.166.207]) (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 A9E6C3596D for ; Wed, 26 Feb 2025 06:18:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.207 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740550703; cv=none; b=CsO2trG3NrgUn7VtaYtoxUfnVKBNkTcqIRceaaP168wrw2TVm6KukWunwa68K+MzwdM/AfC7Xg054aIhW6hMXnWo26ZUPJ5/7QKZJiLlTISlv5Ov62QKILHgb1H1nzggwgWo3qjr9RBnI5ZXbJcAhg8GSawoh3Nzm0oRslWUiAY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740550703; c=relaxed/simple; bh=JryWq7WV8uNmBfkhQojR45hf3u/Eku7l7OsIR6FXLt4=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=BcxLkbn0NNwO3XZtfzPqAld4Cmq3VR//vnai6VroYeZoGuWHE9YDFzCtoDWyuRsS1RamF+dHAUJTD6ONM4x9zRkPh2dQf86CbMSpaQ7UWuf2tnm/BahUbUO1RHHVIzPB+PUr05yzY8HEMWwgR7fd+tRY7t4WSiy79EV1CNyRudw= 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=209.85.166.207 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-f207.google.com with SMTP id e9e14a558f8ab-3d2b6d933a3so111594005ab.3 for ; Tue, 25 Feb 2025 22:18:21 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1740550701; x=1741155501; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=KkxgE/b/3yDI6a3ezLAF95DWpHfHSO/kSkJ/250V8Pw=; b=WcfwO15dU0H/OLytq93HR1ZhDjN6MFUvN9WO9IGwVRkiW3wl9NfVRa2GlwB76eensA 8OExhwEuPS8jhKCVl4kbDG3R9fIMkeGfHPYAKfRBpeITQm/rylN1SUMWgZqKPxZFdjnM sk29VsWkK+n9LqX0B6fNur2Mbbhnbsv6JEiCM8YpaxOJLFPV4U7oFtYM814lQe+2wpwQ aMfG4jV4GpwvwKp91T5t6qIPGwDIVvJsmhgNLHVAXLgUDDr8NdakOLuStIb1b4VSQMx/ nKhlP+GsvxsfEyWFfjoAZd5AVgMWzK4435XX6RHcXDBYSPVKU00M0aD6TKxUZ25wxyWy 2WHQ== X-Forwarded-Encrypted: i=1; AJvYcCVAVO+2LiSxIAORgxFw7dYSfKOUEHtRp7D8V8ZY2dCqgYPj+oxL6FKPM7AkN2UV6qjaO+HDgA+nf2fsJGGBkXY=@vger.kernel.org X-Gm-Message-State: AOJu0YxyRNzBjD8+2C4i4th40cpjqiv3hs+W4TVcPC4pfXyjASrgadVX zktwBFTqYFSvdjxHtd+fS63PjPPN5Dt3Lzwv0FtYY+eOq7aauG2ube1pZfNxt1lcfNgTrP5MWj9 /DOxObYctUU2fXzlOVLtJtnQtxjw90rvCoxP1TnxsI48YbI5yTP7vhHA= X-Google-Smtp-Source: AGHT+IFdIux2xCtFwI+X+/UDsvvVlScy23UF65J2zNj1GVC4lv0CCjLGdoMoDNbuKgtiI8OrR3OPi0YijYbRJGd/OibgL9Kcz2RE Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a92:cd8f:0:b0:3d0:405d:e94f with SMTP id e9e14a558f8ab-3d3d1f90759mr21788395ab.17.1740550700768; Tue, 25 Feb 2025 22:18:20 -0800 (PST) Date: Tue, 25 Feb 2025 22:18:20 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67beb22c.050a0220.2eba0.0049.GAE@google.com> Subject: [syzbot] [bluetooth?] WARNING in hci_send_cmd (2) From: syzbot To: johan.hedberg@gmail.com, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, luiz.dentz@gmail.com, marcel@holtmann.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: 28b04731a38c MAINTAINERS: fix DWMAC S32 entry git tree: net console output: https://syzkaller.appspot.com/x/log.txt?x=15507ae4580000 kernel config: https://syzkaller.appspot.com/x/.config?x=b7bde34acd8f53b1 dashboard link: https://syzkaller.appspot.com/bug?extid=d04bd412c1b0e2f36647 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/e10163bfe6ac/disk-28b04731.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/0bb611c3bfe3/vmlinux-28b04731.xz kernel image: https://storage.googleapis.com/syzbot-assets/c3fd8dd5fabb/bzImage-28b04731.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+d04bd412c1b0e2f36647@syzkaller.appspotmail.com Bluetooth: MGMT ver 1.23 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6674 at kernel/workqueue.c:2257 __queue_work+0xcd3/0xf50 kernel/workqueue.c:2256 Modules linked in: CPU: 1 UID: 0 PID: 6674 Comm: syz.2.227 Not tainted 6.14.0-rc3-syzkaller-00154-g28b04731a38c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:__queue_work+0xcd3/0xf50 kernel/workqueue.c:2256 Code: ff e8 e1 af 38 00 90 0f 0b 90 e9 b2 fe ff ff e8 d3 af 38 00 eb 13 e8 cc af 38 00 eb 0c e8 c5 af 38 00 eb 05 e8 be af 38 00 90 <0f> 0b 90 48 83 c4 60 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc RSP: 0018:ffffc9001b5ef6c8 EFLAGS: 00010087 RAX: ffffffff81890ac4 RBX: ffff888028dc8000 RCX: 0000000000080000 RDX: ffffc9000bf59000 RSI: 000000000003158c RDI: 000000000003158d RBP: 0000000000000000 R08: ffffffff8188ff24 R09: 0000000000000000 R10: ffffc9001b5ef7a0 R11: fffff520036bdef5 R12: ffff888027d1c800 R13: ffff888027d1c9c0 R14: dffffc0000000000 R15: 0000000000000008 FS: 00007f93037aa6c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c381f89 CR3: 000000007d25a000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: queue_work_on+0x1c2/0x380 kernel/workqueue.c:2390 queue_work include/linux/workqueue.h:662 [inline] hci_send_cmd+0xb6/0x180 net/bluetooth/hci_core.c:3048 set_link_security+0x606/0x820 net/bluetooth/mgmt.c:1909 hci_mgmt_cmd+0xa1f/0xf10 net/bluetooth/hci_sock.c:1712 hci_sock_sendmsg+0x7b8/0x11c0 net/bluetooth/hci_sock.c:1832 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:733 sock_write_iter+0x2d7/0x3f0 net/socket.c:1137 new_sync_write fs/read_write.c:586 [inline] vfs_write+0xacf/0xd10 fs/read_write.c:679 ksys_write+0x18f/0x2b0 fs/read_write.c:731 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f930298d169 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f93037aa038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f9302ba5fa0 RCX: 00007f930298d169 RDX: 0000000000000007 RSI: 0000400000000000 RDI: 0000000000000008 RBP: 00007f9302a0e2a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f9302ba5fa0 R15: 00007ffeb82b7bb8 --- 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