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List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1b0c:b0:39f:6f8c:45f3 with SMTP id e9e14a558f8ab-3a04f0ccb8emr97725015ab.16.1725795182168; Sun, 08 Sep 2024 04:33:02 -0700 (PDT) Date: Sun, 08 Sep 2024 04:33:02 -0700 In-Reply-To: <20240908111515.2457-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000c9de6206219a007f@google.com> Subject: Re: [syzbot] [bluetooth?] KASAN: slab-use-after-free Read in l2cap_connect (2) From: syzbot To: hdanton@sina.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: possible deadlock in l2cap_recv_frame Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) ====================================================== WARNING: possible circular locking dependency detected 6.11.0-rc6-syzkaller-00326-gd1f2d51b711a-dirty #0 Not tainted ------------------------------------------------------ kworker/u9:2/5273 is trying to acquire lock: ffff888031c20078 (&hdev->lock){+.+.}-{3:3}, at: l2cap_connect_req net/bluetooth/l2cap_core.c:4078 [inline] ffff888031c20078 (&hdev->lock){+.+.}-{3:3}, at: l2cap_bredr_sig_cmd net/bluetooth/l2cap_core.c:4775 [inline] ffff888031c20078 (&hdev->lock){+.+.}-{3:3}, at: l2cap_sig_channel net/bluetooth/l2cap_core.c:5546 [inline] ffff888031c20078 (&hdev->lock){+.+.}-{3:3}, at: l2cap_recv_frame+0xe9d/0x8eb0 net/bluetooth/l2cap_core.c:6828 but task is already holding lock: ffffffff8fcb1c28 (l2cap_conn_del_mutex){+.+.}-{3:3}, at: l2cap_recv_acldata+0x57/0xbd0 net/bluetooth/l2cap_core.c:7486 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 (l2cap_conn_del_mutex){+.+.}-{3:3}: __mutex_lock_common kernel/locking/mutex.c:608 [inline] __mutex_lock+0x175/0x9c0 kernel/locking/mutex.c:752 l2cap_conn_del+0x462/0x750 net/bluetooth/l2cap_core.c:1800 l2cap_disconn_cfm net/bluetooth/l2cap_core.c:7310 [inline] l2cap_disconn_cfm+0x96/0xd0 net/bluetooth/l2cap_core.c:7303 hci_disconn_cfm include/net/bluetooth/hci_core.h:1975 [inline] hci_conn_hash_flush+0x114/0x260 net/bluetooth/hci_conn.c:2592 hci_dev_close_sync+0x59e/0x1110 net/bluetooth/hci_sync.c:5195 hci_dev_do_close+0x2e/0x90 net/bluetooth/hci_core.c:483 hci_unregister_dev+0x213/0x620 net/bluetooth/hci_core.c:2698 vhci_release+0x7f/0x100 drivers/bluetooth/hci_vhci.c:664 __fput+0x408/0xbb0 fs/file_table.c:422 task_work_run+0x14e/0x250 kernel/task_work.c:228 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0xaa3/0x2bb0 kernel/exit.c:882 do_group_exit+0xd3/0x2a0 kernel/exit.c:1031 get_signal+0x25fb/0x2770 kernel/signal.c:2917 arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:310 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x150/0x2a0 kernel/entry/common.c:218 do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f -> #1 (hci_cb_list_lock){+.+.}-{3:3}: __mutex_lock_common kernel/locking/mutex.c:608 [inline] __mutex_lock+0x175/0x9c0 kernel/locking/mutex.c:752 hci_connect_cfm include/net/bluetooth/hci_core.h:1957 [inline] hci_remote_features_evt+0x4dc/0x9e0 net/bluetooth/hci_event.c:3721 hci_event_func net/bluetooth/hci_event.c:7446 [inline] hci_event_packet+0x9eb/0x1180 net/bluetooth/hci_event.c:7498 hci_rx_work+0x2c6/0x1610 net/bluetooth/hci_core.c:4023 process_one_work+0x9c5/0x1b40 kernel/workqueue.c:3231 process_scheduled_works kernel/workqueue.c:3312 [inline] worker_thread+0x6c8/0xed0 kernel/workqueue.c:3389 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 -> #0 (&hdev->lock){+.+.}-{3:3}: check_prev_add kernel/locking/lockdep.c:3133 [inline] check_prevs_add kernel/locking/lockdep.c:3252 [inline] validate_chain kernel/locking/lockdep.c:3868 [inline] __lock_acquire+0x24ed/0x3cb0 kernel/locking/lockdep.c:5142 lock_acquire kernel/locking/lockdep.c:5759 [inline] lock_acquire+0x1b1/0x560 kernel/locking/lockdep.c:5724 __mutex_lock_common kernel/locking/mutex.c:608 [inline] __mutex_lock+0x175/0x9c0 kernel/locking/mutex.c:752 l2cap_connect_req net/bluetooth/l2cap_core.c:4078 [inline] l2cap_bredr_sig_cmd net/bluetooth/l2cap_core.c:4775 [inline] l2cap_sig_channel net/bluetooth/l2cap_core.c:5546 [inline] l2cap_recv_frame+0xe9d/0x8eb0 net/bluetooth/l2cap_core.c:6828 l2cap_recv_acldata+0x9fe/0xbd0 net/bluetooth/l2cap_core.c:7518 hci_acldata_packet net/bluetooth/hci_core.c:3791 [inline] hci_rx_work+0xaab/0x1610 net/bluetooth/hci_core.c:4028 process_one_work+0x9c5/0x1b40 kernel/workqueue.c:3231 process_scheduled_works kernel/workqueue.c:3312 [inline] worker_thread+0x6c8/0xed0 kernel/workqueue.c:3389 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 other info that might help us debug this: Chain exists of: &hdev->lock --> hci_cb_list_lock --> l2cap_conn_del_mutex Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(l2cap_conn_del_mutex); lock(hci_cb_list_lock); lock(l2cap_conn_del_mutex); lock(&hdev->lock); *** DEADLOCK *** 3 locks held by kworker/u9:2/5273: #0: ffff888062dda148 ((wq_completion)hci1#2){+.+.}-{0:0}, at: process_one_work+0x1277/0x1b40 kernel/workqueue.c:3206 #1: ffffc9000379fd80 ((work_completion)(&hdev->rx_work)){+.+.}-{0:0}, at: process_one_work+0x921/0x1b40 kernel/workqueue.c:3207 #2: ffffffff8fcb1c28 (l2cap_conn_del_mutex){+.+.}-{3:3}, at: l2cap_recv_acldata+0x57/0xbd0 net/bluetooth/l2cap_core.c:7486 stack backtrace: CPU: 1 UID: 0 PID: 5273 Comm: kworker/u9:2 Not tainted 6.11.0-rc6-syzkaller-00326-gd1f2d51b711a-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Workqueue: hci1 hci_rx_work Call Trace: __dump_stack lib/dump_stack.c:93 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:119 check_noncircular+0x31a/0x400 kernel/locking/lockdep.c:2186 check_prev_add kernel/locking/lockdep.c:3133 [inline] check_prevs_add kernel/locking/lockdep.c:3252 [inline] validate_chain kernel/locking/lockdep.c:3868 [inline] __lock_acquire+0x24ed/0x3cb0 kernel/locking/lockdep.c:5142 lock_acquire kernel/locking/lockdep.c:5759 [inline] lock_acquire+0x1b1/0x560 kernel/locking/lockdep.c:5724 __mutex_lock_common kernel/locking/mutex.c:608 [inline] __mutex_lock+0x175/0x9c0 kernel/locking/mutex.c:752 l2cap_connect_req net/bluetooth/l2cap_core.c:4078 [inline] l2cap_bredr_sig_cmd net/bluetooth/l2cap_core.c:4775 [inline] l2cap_sig_channel net/bluetooth/l2cap_core.c:5546 [inline] l2cap_recv_frame+0xe9d/0x8eb0 net/bluetooth/l2cap_core.c:6828 l2cap_recv_acldata+0x9fe/0xbd0 net/bluetooth/l2cap_core.c:7518 hci_acldata_packet net/bluetooth/hci_core.c:3791 [inline] hci_rx_work+0xaab/0x1610 net/bluetooth/hci_core.c:4028 process_one_work+0x9c5/0x1b40 kernel/workqueue.c:3231 process_scheduled_works kernel/workqueue.c:3312 [inline] worker_thread+0x6c8/0xed0 kernel/workqueue.c:3389 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 Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0c Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0d Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x0f Bluetooth: Wrong link type (-22) Bluetooth: Unknown BR/EDR signaling command 0x11 Bluetooth: Wrong link type (-22) Tested on: commit: d1f2d51b Merge tag 'clk-fixes-for-linus' of git://git... git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=103f1ffb980000 kernel config: https://syzkaller.appspot.com/x/.config?x=57042fe37c7ee7c2 dashboard link: https://syzkaller.appspot.com/bug?extid=c12e2f941af1feb5632c compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=15508e00580000