https://bugzilla.kernel.org/show_bug.cgi?id=214823 --- Comment #5 from thanhdatwarriorok@xxxxxxxxx --- Here is an updated log on 5.14.16 kernel > sudo dmesg | grep 'hci' [ 3489.447794] Bluetooth: hci0: RTL: examining hci_ver=08 hci_rev=000c lmp_ver=08 lmp_subver=8821 [ 3489.450797] Bluetooth: hci0: RTL: rom_version status=0 version=1 [ 3489.450803] Bluetooth: hci0: RTL: loading rtl_bt/rtl8821c_fw.bin [ 3489.450817] Bluetooth: hci0: RTL: loading rtl_bt/rtl8821c_config.bin [ 3489.450829] Bluetooth: hci0: RTL: cfg_sz 10, total sz 31990 [ 3490.156772] Bluetooth: hci0: RTL: fw version 0x829a7644 [16782.570629] usb 1-2: new full-speed USB device number 5 using xhci_hcd (suspend then resume event) [26765.726605] Bluetooth: hci0: command 0x041f tx timeout [26765.726616] Bluetooth: hci0: Timed out waiting for suspend events [26765.726623] Bluetooth: hci0: Suspend timeout bit: 6 [26765.726646] Bluetooth: hci0: Suspend notifier action (3) failed: -110 [26766.591682] usb 3-1: reset full-speed USB device number 2 using xhci_hcd [26766.605552] usb 1-4: reset high-speed USB device number 4 using xhci_hcd [26766.796709] Bluetooth: hci0: RTL: examining hci_ver=08 hci_rev=000c lmp_ver=08 lmp_subver=8821 [26766.799656] Bluetooth: hci0: RTL: rom_version status=0 version=1 [26766.799662] Bluetooth: hci0: RTL: loading rtl_bt/rtl8821c_fw.bin [26766.805135] Bluetooth: hci0: RTL: loading rtl_bt/rtl8821c_config.bin [26766.805399] Bluetooth: hci0: RTL: cfg_sz 10, total sz 31990 [26767.513646] Bluetooth: hci0: RTL: fw version 0x829a7644 -- You may reply to this email to add a comment. You are receiving this mail because: You are the assignee for the bug.