Bluetooth: hci1: Ignoring HCI_Connection_Complete for existing connection
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WARNING: CPU: 1 PID: 6059 at net/bluetooth/hci_conn.c:568 hci_conn_timeout+0xf4/0x1e8 net/bluetooth/hci_conn.c:568
Modules linked in:
CPU: 1 UID: 0 PID: 6059 Comm: kworker/u9:1 Not tainted 6.15.0-rc7-syzkaller-gd7fa1af5b33e #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: hci1 hci_conn_timeout
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : hci_conn_timeout+0xf4/0x1e8 net/bluetooth/hci_conn.c:568
lr : hci_conn_timeout+0xf4/0x1e8 net/bluetooth/hci_conn.c:568
sp : ffff800097f57a70
x29: ffff800097f57a70 x28: ffff80008f31e6e8 x27: 1fffe0001af993d2
x26: 0000000000000001 x25: ffff0000d822e618 x24: dfff800000000000
x23: ffff0000d7cc9e80 x22: dfff800000000000 x21: 00000000ffffffff
x20: ffff0000efe90948 x19: ffff0000efe90000 x18: 00000000ffffffff
x17: ffff800092f39000 x16: ffff80008adbe9e4 x15: 0000000000000001
x14: 1fffe0001dfd2002 x13: 0000000000000000 x12: 0000000000000000
x11: ffff60001dfd2003 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000d7cc9e80 x7 : ffff80008042c09c x6 : 0000000000000000
x5 : ffff800092f55ed0 x4 : 0000000000000008 x3 : ffff800089fbefd4
x2 : 0000000000000000 x1 : 00000000ffffffff x0 : 0000000000000000
Call trace:
 hci_conn_timeout+0xf4/0x1e8 net/bluetooth/hci_conn.c:568 (P)
 process_one_work+0x7e8/0x156c kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x958/0xed8 kernel/workqueue.c:3400
 kthread+0x5fc/0x75c kernel/kthread.c:464
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:847
irq event stamp: 8072
hardirqs last  enabled at (8071): [<ffff80008addfad8>] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline]
hardirqs last  enabled at (8071): [<ffff80008addfad8>] _raw_spin_unlock_irq+0x30/0x80 kernel/locking/spinlock.c:202
hardirqs last disabled at (8072): [<ffff80008adb9eb8>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511
softirqs last  enabled at (7654): [<ffff80008a2457f0>] spin_unlock_bh include/linux/spinlock.h:396 [inline]
softirqs last  enabled at (7654): [<ffff80008a2457f0>] rxrpc_peer_keepalive_dispatch net/rxrpc/peer_event.c:295 [inline]
softirqs last  enabled at (7654): [<ffff80008a2457f0>] rxrpc_peer_keepalive_worker+0xa20/0x105c net/rxrpc/peer_event.c:341
softirqs last disabled at (7652): [<ffff80008a24514c>] spin_lock_bh include/linux/spinlock.h:356 [inline]
softirqs last disabled at (7652): [<ffff80008a24514c>] rxrpc_peer_keepalive_dispatch net/rxrpc/peer_event.c:254 [inline]
softirqs last disabled at (7652): [<ffff80008a24514c>] rxrpc_peer_keepalive_worker+0x37c/0x105c net/rxrpc/peer_event.c:341
---[ end trace 0000000000000000 ]---
Bluetooth: hci1: command tx timeout