Bluetooth: Frame is too long (len 68, expected len 67) ------------[ cut here ]------------ WARNING: CPU: 1 PID: 288 at net/bluetooth/hci_conn.c:670 hci_conn_timeout+0x246/0x330 Modules linked in: CPU: 1 PID: 288 Comm: kworker/u5:5 Not tainted 6.4.0-rc5-next-20230609 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Workqueue: hci4 hci_conn_timeout RIP: 0010:hci_conn_timeout+0x246/0x330 Code: ff e8 be 95 6b fd 4c 89 e7 e8 96 b2 0a 00 0f b6 e8 e8 ae 95 6b fd 89 ee 4c 89 e7 e8 44 f3 ff ff e9 1a ff ff ff e8 9a 95 6b fd <0f> 0b e9 36 fe ff ff 84 c0 74 93 4c 89 ef e8 d7 c0 a0 fd eb 89 48 RSP: 0018:ffff88800b897ce8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff8880147f4270 RCX: 0000000000000000 RDX: ffff88801592b680 RSI: ffffffff83e075f6 RDI: 0000000000000005 RBP: 00000000ffffffff R08: 0000000000000005 R09: 0000000000000000 R10: 00000000ffffffff R11: 1ffffffff0e8ea56 R12: ffff88800b897db0 R13: ffff888041d48f00 R14: ffff88801580f000 R15: ffff88800eb05200 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005605a0a11618 CR3: 000000000e920000 CR4: 0000000000350ee0 Call Trace: process_one_work+0xabf/0x1770 worker_thread+0x64f/0x12a0 kthread+0x33f/0x440 ret_from_fork+0x2c/0x50 irq event stamp: 11679 hardirqs last enabled at (11691): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (11702): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (11632): [] irq_exit_rcu+0x93/0xc0 softirqs last disabled at (11623): [] irq_exit_rcu+0x93/0xc0 ---[ end trace 0000000000000000 ]--- Bluetooth: Frame is too long (len 68, expected len 67) Bluetooth: Frame is too long (len 68, expected len 67) 9pnet_fd: Insufficient options for proto=fd Bluetooth: Frame is too long (len 68, expected len 67) Bluetooth: hci3: command 0x0406 tx timeout Bluetooth: hci1: command 0x0406 tx timeout Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci6: command 0x0406 tx timeout Bluetooth: hci2: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout 9pnet_fd: Insufficient options for proto=fd