https://bugzilla.kernel.org/show_bug.cgi?id=219494 Bug ID: 219494 Summary: Mediatek MT7921U WIFI + bluetooth USB Dongle - System Crash - Cold Boot Product: Drivers Version: 2.5 Hardware: Intel OS: Linux Status: NEW Severity: blocking Priority: P3 Component: Bluetooth Assignee: linux-bluetooth@xxxxxxxxxxxxxxx Reporter: mail@xxxxxxxxxxxxxxxx Regression: No Everything ok in 6.10.13, after this kernel version, including in 6.11.7, system crashes at boot. System info (with bluetooth blacklisted): Linux darkstar.lan 6.11.7 #1 SMP PREEMPT_DYNAMIC Fri Nov 8 14:44:36 CST 2024 x86_64 Intel(R) Xeon(R) CPU X5355 @ 2.66GHz GenuineIntel GNU/Linux Distribution: Slackware Current x86_64 The issue is in Bluetooth, if I blacklist bluetooth system boots ok. with: 6.10.13 (device info, COMFAST AX1800 WIFI 6 CF-953AX): [ 123.826015] mt7921u 7-3:1.3: timed out waiting for pending tx [ 126.103753] usb 7-3: new SuperSpeed USB device number 6 using xhci_hcd [ 126.119468] usb 7-3: New USB device found, idVendor=0e8d, idProduct=7961, bcdDevice= 1.00 [ 126.119482] usb 7-3: New USB device strings: Mfr=6, Product=7, SerialNumber=8 [ 126.119485] usb 7-3: Product: Wireless_Device [ 126.119488] usb 7-3: Manufacturer: MediaTek Inc. [ 126.119490] usb 7-3: SerialNumber: 000000000 [ 126.163757] Bluetooth: hci0: HW/SW Version: 0x008a008a, Build Time: 20240826151221 [ 128.744826] Bluetooth: hci0: Device setup in 2524215 usecs [ 128.744850] Bluetooth: hci0: HCI Enhanced Setup Synchronous Connection command is advertised, but not supported. With more recent kernel versions (syslog): Oct 21 20:07:16 darkstar kernel: RIP: 0010:hci_unregister_dev+0x43/0x190 [bluetooth] Oct 21 20:07:16 darkstar kernel: Code: f0 80 8b e1 0e 00 00 08 48 89 ef e8 c7 80 8d d0 48 c7 c7 a8 f6 b4 c0 e8 3b e2 8d d0 48 8b 13 48 8b 43 08 48 c7 c7 a8 f6 b4 c0 <48> 89 42 08 48 89 10 48 b8 00 01 00 00 00 00 ad de 48 89 03 48 83 Oct 21 20:07:16 darkstar kernel: RSP: 0018:ffff9bcf81503a60 EFLAGS: 00010246 Oct 21 20:07:16 darkstar kernel: RAX: dead000000000122 RBX: ffff8d1c02c52000 RCX: 0000000000000000 Oct 21 20:07:16 darkstar kernel: RDX: dead000000000100 RSI: ffff8d1c0869c890 RDI: ffffffffc0b4f6a8 Oct 21 20:07:16 darkstar kernel: RBP: ffff8d1c02c524d0 R08: 0000000000000001 R09: 0000000000000000 Oct 21 20:07:16 darkstar kernel: R10: 000000008015000c R11: 0000000000000000 R12: ffff8d1c02c52000 Oct 21 20:07:16 darkstar kernel: R13: ffffffffc0bbc278 R14: ffffffffc0bbc278 R15: ffff8d1c06291c50 Oct 21 20:07:16 darkstar kernel: FS: 00007f9f6f416740(0000) GS:ffff8d233fd40000(0000) knlGS:0000000000000000 Oct 21 20:07:16 darkstar kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Oct 21 20:07:16 darkstar kernel: CR2: 00007ffe8a296658 CR3: 000000010277e000 CR4: 00000000000006f0 Oct 21 20:07:16 darkstar kernel: Call Trace: Oct 21 20:07:16 darkstar kernel: <TASK> Oct 21 20:07:16 darkstar kernel: ? die_addr.cold+0x8/0xd Oct 21 20:07:16 darkstar kernel: ? exc_general_protection+0x1c4/0x460 Oct 21 20:07:16 darkstar kernel: ? asm_exc_general_protection+0x22/0x30 Oct 21 20:07:16 darkstar kernel: ? hci_unregister_dev+0x43/0x190 [bluetooth] Oct 21 20:07:16 darkstar kernel: btusb_disconnect+0x5e/0x130 [btusb] Oct 21 20:07:16 darkstar kernel: usb_unbind_interface+0x8f/0x280 Oct 21 20:07:16 darkstar kernel: device_release_driver_internal+0x198/0x200 Oct 21 20:07:16 darkstar kernel: usb_forced_unbind_intf+0x38/0x80 Oct 21 20:07:16 darkstar kernel: usb_reset_device+0xe4/0x240 Oct 21 20:07:16 darkstar kernel: mt7921u_probe+0xa7/0x200 [mt7921u] Oct 21 20:07:16 darkstar kernel: usb_probe_interface+0xda/0x250 Oct 21 20:07:16 darkstar kernel: really_probe+0xd9/0x270 Oct 21 20:07:16 darkstar kernel: ? pm_runtime_barrier+0x50/0x90 Oct 21 20:07:16 darkstar kernel: ? __pfx___driver_attach+0x10/0x10 Oct 21 20:07:16 darkstar kernel: __driver_probe_device+0x73/0xf0 Oct 21 20:07:16 darkstar kernel: driver_probe_device+0x1f/0xf0 Oct 21 20:07:16 darkstar kernel: __driver_attach+0x84/0x180 Oct 21 20:07:16 darkstar kernel: bus_for_each_dev+0x8b/0xe0 Oct 21 20:07:16 darkstar kernel: bus_add_driver+0xe4/0x1d0 Oct 21 20:07:16 darkstar kernel: driver_register+0x6e/0xc0 Oct 21 20:07:16 darkstar kernel: usb_register_driver+0x88/0x130 Oct 21 20:07:16 darkstar kernel: ? __pfx_mt7921u_driver_init+0x10/0x10 [mt7921u] Oct 21 20:07:16 darkstar kernel: do_one_initcall+0x57/0x300 Oct 21 20:07:16 darkstar kernel: do_init_module+0x60/0x220 Oct 21 20:07:16 darkstar kernel: init_module_from_file+0x86/0xc0 Oct 21 20:07:16 darkstar kernel: idempotent_init_module+0x121/0x320 Oct 21 20:07:16 darkstar kernel: __x64_sys_finit_module+0x58/0x90 Oct 21 20:07:16 darkstar kernel: do_syscall_64+0x47/0x110 Oct 21 20:07:16 darkstar kernel: entry_SYSCALL_64_after_hwframe+0x76/0x7e Oct 21 20:07:16 darkstar kernel: RIP: 0033:0x7f9f6f320229 Oct 21 20:07:16 darkstar kernel: Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 8b 0d af db 0d 00 f7 d8 64 89 01 48 Oct 21 20:07:16 darkstar kernel: RSP: 002b:00007ffe8a2a2218 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 Oct 21 20:07:16 darkstar kernel: RAX: ffffffffffffffda RBX: 000000000d049d20 RCX: 00007f9f6f320229 Oct 21 20:07:16 darkstar kernel: RDX: 0000000000000000 RSI: 00007f9f6f545379 RDI: 0000000000000012 Oct 21 20:07:16 darkstar kernel: RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000000 Oct 21 20:07:16 darkstar kernel: R10: 0000000000000040 R11: 0000000000000246 R12: 00007f9f6f545379 Oct 21 20:07:16 darkstar kernel: R13: 0000000000020000 R14: 000000000d042290 R15: 0000000000000000 Oct 21 20:07:16 darkstar kernel: </TASK> Oct 21 20:07:16 darkstar kernel: Modules linked in: st joydev mt7921u(+) mt792x_usb mt7921_common mt792x_lib mt76_connac_lib mt76_usb mt76 mac80211 btusb btrtl btintel btbcm btmtk hid_generic cfg80211 bluetooth usbhid rfkill hid dell_pc dell_smbios dell_wmi_descriptor platform_profile dcdbas dell_smm_hwmon gpio_ich wmi snd_hda_codec_idt snd_hda_codec_generic snd_hda_codec_hdmi coretemp snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec kvm_intel snd_hda_core snd_hwdep kvm snd_pcm sha512_ssse3 i2c_i801 snd_timer mptsas mptspi uhci_hcd sha256_ssse3 i2c_mux sha1_ssse3 tg3 lpc_ich xhci_pci mptscsih snd xhci_pci_renesas i2c_smbus ehci_pci mfd_core soundcore mptbase libphy tpm_tis xhci_hcd i2c_core i5k_amb ehci_hcd serio_raw tpm_tis_core intel_rng evdev loop Oct 21 20:07:16 darkstar kernel: ---[ end trace 0000000000000000 ]--- Oct 21 20:07:16 darkstar kernel: RIP: 0010:hci_unregister_dev+0x43/0x190 [bluetooth] Oct 21 20:07:16 darkstar kernel: Code: f0 80 8b e1 0e 00 00 08 48 89 ef e8 c7 80 8d d0 48 c7 c7 a8 f6 b4 c0 e8 3b e2 8d d0 48 8b 13 48 8b 43 08 48 c7 c7 a8 f6 b4 c0 <48> 89 42 08 48 89 10 48 b8 00 01 00 00 00 00 ad de 48 89 03 48 83 Oct 21 20:07:16 darkstar kernel: RSP: 0018:ffff9bcf81503a60 EFLAGS: 00010246 Oct 21 20:07:16 darkstar kernel: RAX: dead000000000122 RBX: ffff8d1c02c52000 RCX: 0000000000000000 Oct 21 20:07:16 darkstar kernel: RDX: dead000000000100 RSI: ffff8d1c0869c890 RDI: ffffffffc0b4f6a8 Oct 21 20:07:16 darkstar kernel: RBP: ffff8d1c02c524d0 R08: 0000000000000001 R09: 0000000000000000 Oct 21 20:07:16 darkstar kernel: R10: 000000008015000c R11: 0000000000000000 R12: ffff8d1c02c52000 Oct 21 20:07:16 darkstar kernel: R13: ffffffffc0bbc278 R14: ffffffffc0bbc278 R15: ffff8d1c06291c50 Oct 21 20:07:16 darkstar kernel: FS: 00007f9f6f416740(0000) GS:ffff8d233fd40000(0000) knlGS:0000000000000000 Oct 21 20:07:16 darkstar kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Oct 21 20:07:16 darkstar kernel: CR2: 00007ffe8a296658 CR3: 000000010277e000 CR4: 00000000000006f0 Oct 21 20:07:16 darkstar udevd[577]: worker [599] failed while handling '/devices/pci0000:00/0000:00:02.0/0000:01:00.0/0000:02:00.0/0000:03:00.0/usb4/4-3/4-3:1.3' Oct 21 20:07:21 darkstar kernel: xfs filesystem being remounted at / supports timestamps until 2038-01-19 (0x7fffffff) Oct 21 20:07:22 darkstar kernel: ip_local_port_range: prefer different parity for start/end values. Oct 21 20:07:23 darkstar kernel: xfs filesystem being mounted at /home supports timestamps until 2038-01-19 (0x7fffffff) Oct 21 20:07:24 darkstar kernel: xfs filesystem being mounted at /mnt/DADOS supports timestamps until 2038-01-19 (0x7fffffff) Oct 21 20:07:25 darkstar kernel: xfs filesystem being mounted at /mnt/OUTROS supports timestamps until 2038-01-19 (0x7fffffff) Oct 21 20:07:25 darkstar kernel: xfs filesystem being mounted at /mnt/MATILDE supports timestamps until 2038-01-19 (0x7fffffff) Oct 21 20:09:31 darkstar bluetoothd[1326]: src/plugin.c:init_plugin() System does not support bap plugin Oct 21 20:09:31 darkstar bluetoothd[1326]: src/plugin.c:init_plugin() System does not support bass plugin Oct 21 20:09:31 darkstar bluetoothd[1326]: src/plugin.c:init_plugin() System does not support mcp plugin Oct 21 20:09:31 darkstar bluetoothd[1326]: src/plugin.c:init_plugin() System does not support vcp plugin Oct 21 20:09:31 darkstar bluetoothd[1326]: profiles/audio/micp.c:micp_init() D-Bus experimental not enabled Oct 21 20:09:31 darkstar bluetoothd[1326]: src/plugin.c:init_plugin() System does not support micp plugin Oct 21 20:09:31 darkstar bluetoothd[1326]: src/plugin.c:init_plugin() System does not support ccp plugin Oct 21 20:09:31 darkstar bluetoothd[1326]: src/plugin.c:init_plugin() System does not support csip plugin Oct 21 20:09:31 darkstar bluetoothd[1326]: src/plugin.c:init_plugin() System does not support asha plugin Oct 21 20:10:31 darkstar kernel: rcu: INFO: rcu_preempt self-detected stall on CPU Oct 21 20:10:31 darkstar kernel: rcu: \x095-....: (59999 ticks this GP) idle=8ecc/1/0x4000000000000000 softirq=1583/1583 fqs=14999 Oct 21 20:10:31 darkstar kernel: rcu: \x09(t=60000 jiffies g=2725 q=298 ncpus=8) Oct 21 20:10:31 darkstar kernel: CPU: 5 UID: 0 PID: 1327 Comm: hciconfig Tainted: G D I 6.11.4 #1 Oct 21 20:10:31 darkstar kernel: Tainted: [D]=DIE, [I]=FIRMWARE_WORKAROUND Oct 21 20:10:31 darkstar kernel: Hardware name: Dell Inc. Precision WorkStation 690 /0MY171, BIOS A08 04/25/2008 Oct 21 20:10:31 darkstar kernel: RIP: 0010:queued_read_lock_slowpath+0x46/0x110 Oct 21 20:10:31 darkstar kernel: Code: 0f 1f 44 00 00 48 8d 7b 04 31 c0 ba 01 00 00 00 f0 0f b1 53 04 0f 85 c5 00 00 00 f0 81 03 00 02 00 00 8b 03 84 c0 74 08 f3 90 <8b> 03 84 c0 75 f8 c6 43 04 00 66 90 5b c3 cc cc cc cc f3 90 8b 03 Oct 21 20:10:31 darkstar kernel: RSP: 0018:ffff9bcf814c3de0 EFLAGS: 00000286 Oct 21 20:10:31 darkstar kernel: RAX: 00000000000002ff RBX: ffffffffc0b4f6a8 RCX: 0000000000000000 Oct 21 20:10:31 darkstar kernel: RDX: 0000000000000001 RSI: 000000000042327c RDI: ffffffffc0b4f6ac Oct 21 20:10:31 darkstar kernel: RBP: 0000000000423220 R08: ffff9bcf814c3df4 R09: ffffffff910b6573 Oct 21 20:10:31 darkstar kernel: R10: ffff8d1c0b3d7b66 R11: 000000000000000a R12: ffff9bcf814c3df4 Oct 21 20:10:31 darkstar kernel: R13: 0000000000000000 R14: ffff8d1c026a4000 R15: 0000000000000000 Oct 21 20:10:31 darkstar kernel: FS: 00007f1ccb30a740(0000) GS:ffff8d233fd40000(0000) knlGS:0000000000000000 Oct 21 20:10:31 darkstar kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Oct 21 20:10:31 darkstar kernel: CR2: 00007f1ccb1a6921 CR3: 00000001199de000 CR4: 00000000000006f0 Oct 21 20:10:31 darkstar kernel: Call Trace: Oct 21 20:10:31 darkstar kernel: <IRQ> Oct 21 20:10:31 darkstar kernel: ? rcu_dump_cpu_stacks+0xcf/0x100 Oct 21 20:10:31 darkstar kernel: ? rcu_sched_clock_irq.cold+0x6d/0x2eb Oct 21 20:10:31 darkstar kernel: ? update_load_avg+0x7e/0x7b0 Oct 21 20:10:31 darkstar kernel: ? __pfx_pvclock_gtod_notify+0x10/0x10 [kvm] Oct 21 20:10:31 darkstar kernel: ? notifier_call_chain+0x59/0xc0 Oct 21 20:10:31 darkstar kernel: ? timekeeping_update+0xe0/0x130 Oct 21 20:10:31 darkstar kernel: ? account_process_tick+0x2f/0x150 Oct 21 20:10:31 darkstar kernel: ? update_process_times+0x7d/0xc0 Oct 21 20:10:31 darkstar kernel: ? tick_nohz_handler+0x93/0x130 Oct 21 20:10:31 darkstar kernel: ? __pfx_tick_nohz_handler+0x10/0x10 Oct 21 20:10:31 darkstar kernel: ? __hrtimer_run_queues+0x132/0x2a0 Oct 21 20:10:31 darkstar kernel: ? hrtimer_interrupt+0xfe/0x220 Oct 21 20:10:31 darkstar kernel: ? __sysvec_apic_timer_interrupt+0x6b/0x160 Oct 21 20:10:31 darkstar kernel: ? sysvec_apic_timer_interrupt+0x98/0xc0 Oct 21 20:10:31 darkstar kernel: </IRQ> Oct 21 20:10:31 darkstar kernel: <TASK> Oct 21 20:10:31 darkstar kernel: ? asm_sysvec_apic_timer_interrupt+0x16/0x20 Oct 21 20:10:31 darkstar kernel: ? kmalloc_reserve+0x93/0x100 Oct 21 20:10:31 darkstar kernel: ? queued_read_lock_slowpath+0x46/0x110 Oct 21 20:10:31 darkstar kernel: hci_get_dev_info+0x7c/0x290 [bluetooth] Oct 21 20:10:31 darkstar kernel: sock_do_ioctl+0x7e/0x130 Oct 21 20:10:31 darkstar kernel: __x64_sys_ioctl+0x93/0xd0 Oct 21 20:10:31 darkstar kernel: do_syscall_64+0x47/0x110 Oct 21 20:10:31 darkstar kernel: entry_SYSCALL_64_after_hwframe+0x76/0x7e Oct 21 20:10:31 darkstar kernel: RIP: 0033:0x7f1ccb11e098 Oct 21 20:10:31 darkstar kernel: Code: 00 00 48 8d 44 24 08 48 89 54 24 e0 48 89 44 24 c0 48 8d 44 24 d0 48 89 44 24 c8 b8 10 00 00 00 c7 44 24 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 07 89 d0 c3 0f 1f 40 00 48 8b 15 39 fd 0d Oct 21 20:10:31 darkstar kernel: RSP: 002b:00007fffaa1540b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000010 Oct 21 20:10:31 darkstar kernel: RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f1ccb11e098 Oct 21 20:10:31 darkstar kernel: RDX: 0000000000423220 RSI: 00000000800448d3 RDI: 0000000000000003 Oct 21 20:10:31 darkstar kernel: RBP: 00007fffaa154228 R08: 1999999999999999 R09: 0000000000000000 Oct 21 20:10:31 darkstar kernel: R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffaa154238 Oct 21 20:10:31 darkstar kernel: R13: 0000000000000003 R14: 0000000000421018 R15: 00007f1ccb3a5000 Oct 21 20:10:31 darkstar kernel: </TASK> Oct 21 20:13:31 darkstar kernel: rcu: INFO: rcu_preempt self-detected stall on CPU Oct 21 20:13:31 darkstar kernel: rcu: \x095-....: (240002 ticks this GP) idle=8ecc/1/0x4000000000000000 softirq=1583/1583 fqs=60000 Oct 21 20:13:31 darkstar kernel: rcu: \x09(t=240003 jiffies g=2725 q=697 ncpus=8) Oct 21 20:13:31 darkstar kernel: CPU: 5 UID: 0 PID: 1327 Comm: hciconfig Tainted: G D I 6.11.4 #1 Oct 21 20:13:31 darkstar kernel: Tainted: [D]=DIE, [I]=FIRMWARE_WORKAROUND Oct 21 20:13:31 darkstar kernel: Hardware name: Dell Inc. Precision WorkStation 690 /0MY171, BIOS A08 04/25/2008 Oct 21 20:13:31 darkstar kernel: RIP: 0010:queued_read_lock_slowpath+0x48/0x110 Oct 21 20:13:31 darkstar kernel: Code: 44 00 00 48 8d 7b 04 31 c0 ba 01 00 00 00 f0 0f b1 53 04 0f 85 c5 00 00 00 f0 81 03 00 02 00 00 8b 03 84 c0 74 08 f3 90 8b 03 <84> c0 75 f8 c6 43 04 00 66 90 5b c3 cc cc cc cc f3 90 8b 03 84 c0 Oct 21 20:13:31 darkstar kernel: RSP: 0018:ffff9bcf814c3de0 EFLAGS: 00000286 Oct 21 20:13:31 darkstar kernel: RAX: 00000000000002ff RBX: ffffffffc0b4f6a8 RCX: 0000000000000000 Oct 21 20:13:31 darkstar kernel: RDX: 0000000000000001 RSI: 000000000042327c RDI: ffffffffc0b4f6ac Oct 21 20:13:31 darkstar kernel: RBP: 0000000000423220 R08: ffff9bcf814c3df4 R09: ffffffff910b6573 Oct 21 20:13:31 darkstar kernel: R10: ffff8d1c0b3d7b66 R11: 000000000000000a R12: ffff9bcf814c3df4 Oct 21 20:13:31 darkstar kernel: R13: 0000000000000000 R14: ffff8d1c026a4000 R15: 0000000000000000 Oct 21 20:13:31 darkstar kernel: FS: 00007f1ccb30a740(0000) GS:ffff8d233fd40000(0000) knlGS:0000000000000000 Oct 21 20:13:31 darkstar kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Oct 21 20:13:31 darkstar kernel: CR2: 00007f1ccb1a6921 CR3: 00000001199de000 CR4: 00000000000006f0 Oct 21 20:13:31 darkstar kernel: Call Trace: Oct 21 20:13:31 darkstar kernel: <IRQ> Oct 21 20:13:31 darkstar kernel: ? rcu_dump_cpu_stacks+0xcf/0x100 Oct 21 20:13:31 darkstar kernel: ? rcu_sched_clock_irq.cold+0x6d/0x2eb Oct 21 20:13:31 darkstar kernel: ? update_load_avg+0x7e/0x7b0 Oct 21 20:13:31 darkstar kernel: ? __pfx_pvclock_gtod_notify+0x10/0x10 [kvm] Oct 21 20:13:31 darkstar kernel: ? notifier_call_chain+0x59/0xc0 Oct 21 20:13:31 darkstar kernel: ? timekeeping_update+0xe0/0x130 Oct 21 20:13:31 darkstar kernel: ? account_process_tick+0x2f/0x150 Oct 21 20:13:31 darkstar kernel: ? update_process_times+0x7d/0xc0 Oct 21 20:13:31 darkstar kernel: ? tick_nohz_handler+0x93/0x130 Oct 21 20:13:31 darkstar kernel: ? __pfx_tick_nohz_handler+0x10/0x10 Oct 21 20:13:31 darkstar kernel: ? __hrtimer_run_queues+0x132/0x2a0 Oct 21 20:13:31 darkstar kernel: ? hrtimer_interrupt+0xfe/0x220 Oct 21 20:13:31 darkstar kernel: ? __sysvec_apic_timer_interrupt+0x6b/0x160 Oct 21 20:13:31 darkstar kernel: ? sysvec_apic_timer_interrupt+0x98/0xc0 Oct 21 20:13:31 darkstar kernel: </IRQ> Oct 21 20:13:31 darkstar kernel: <TASK> Oct 21 20:13:31 darkstar kernel: ? asm_sysvec_apic_timer_interrupt+0x16/0x20 Oct 21 20:13:31 darkstar kernel: ? kmalloc_reserve+0x93/0x100 Oct 21 20:13:31 darkstar kernel: ? queued_read_lock_slowpath+0x48/0x110 Oct 21 20:13:31 darkstar kernel: hci_get_dev_info+0x7c/0x290 [bluetooth] Oct 21 20:13:31 darkstar kernel: sock_do_ioctl+0x7e/0x130 Oct 21 20:13:31 darkstar kernel: __x64_sys_ioctl+0x93/0xd0 Oct 21 20:13:31 darkstar kernel: do_syscall_64+0x47/0x110 Oct 21 20:13:31 darkstar kernel: entry_SYSCALL_64_after_hwframe+0x76/0x7e Oct 21 20:13:31 darkstar kernel: RIP: 0033:0x7f1ccb11e098 Oct 21 20:13:31 darkstar kernel: Code: 00 00 48 8d 44 24 08 48 89 54 24 e0 48 89 44 24 c0 48 8d 44 24 d0 48 89 44 24 c8 b8 10 00 00 00 c7 44 24 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 07 89 d0 c3 0f 1f 40 00 48 8b 15 39 fd 0d Oct 21 20:13:31 darkstar kernel: RSP: 002b:00007fffaa1540b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000010 Oct 21 20:13:31 darkstar kernel: RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f1ccb11e098 Oct 21 20:13:31 darkstar kernel: RDX: 0000000000423220 RSI: 00000000800448d3 RDI: 0000000000000003 Oct 21 20:13:31 darkstar kernel: RBP: 00007fffaa154228 R08: 1999999999999999 R09: 0000000000000000 Oct 21 20:13:31 darkstar kernel: R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffaa154238 Oct 21 20:13:31 darkstar kernel: R13: 0000000000000003 R14: 0000000000421018 R15: 00007f1ccb3a5000 Oct 21 20:13:31 darkstar kernel: </TASK> Oct 21 21:10:19 darkstar syslogd[1179]: Failed creating socket for *:514: Address family not supported by protocol -- You may reply to this email to add a comment. 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