Public bug reported: [ 247.143126] INFO: task kworker/0:0:9 blocked for more than 122 seconds. [ 247.143145] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 247.143149] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 247.143153] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 247.143163] Workqueue: firewire fw_device_workfn [firewire_core] [ 247.143210] Call Trace: [ 247.143215] <TASK> [ 247.143220] __schedule+0x2ed/0x7c0 [ 247.143233] schedule+0x27/0x90 [ 247.143239] schedule_timeout+0xcf/0x110 [ 247.143247] wait_for_completion+0x82/0x160 [ 247.143253] fw_run_transaction+0xed/0x130 [firewire_core] [ 247.143288] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 247.143322] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 247.143355] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 247.143388] read_rom+0x64/0xb0 [firewire_core] [ 247.143421] read_config_rom+0x9f/0x440 [firewire_core] [ 247.143454] ? psi_task_switch+0x17e/0x390 [ 247.143462] fw_device_init+0x48/0x470 [firewire_core] [ 247.143495] fw_device_workfn+0x12/0x20 [firewire_core] [ 247.143527] process_one_work+0x18e/0x370 [ 247.143535] worker_thread+0x317/0x450 [ 247.143541] ? __pfx_worker_thread+0x10/0x10 [ 247.143547] kthread+0x10b/0x220 [ 247.143552] ? __pfx_kthread+0x10/0x10 [ 247.143557] ret_from_fork+0x134/0x150 [ 247.143562] ? __pfx_kthread+0x10/0x10 [ 247.143567] ret_from_fork_asm+0x1a/0x30 [ 247.143575] </TASK> [ 370.022713] INFO: task kworker/0:0:9 blocked for more than 245 seconds. [ 370.022733] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 370.022738] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 370.022741] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 370.022751] Workqueue: firewire fw_device_workfn [firewire_core] [ 370.022798] Call Trace: [ 370.022802] <TASK> [ 370.022807] __schedule+0x2ed/0x7c0 [ 370.022819] schedule+0x27/0x90 [ 370.022826] schedule_timeout+0xcf/0x110 [ 370.022833] wait_for_completion+0x82/0x160 [ 370.022839] fw_run_transaction+0xed/0x130 [firewire_core] [ 370.022874] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 370.022908] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 370.022941] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 370.022975] read_rom+0x64/0xb0 [firewire_core] [ 370.023008] read_config_rom+0x9f/0x440 [firewire_core] [ 370.023041] ? psi_task_switch+0x17e/0x390 [ 370.023049] fw_device_init+0x48/0x470 [firewire_core] [ 370.023082] fw_device_workfn+0x12/0x20 [firewire_core] [ 370.023114] process_one_work+0x18e/0x370 [ 370.023122] worker_thread+0x317/0x450 [ 370.023128] ? __pfx_worker_thread+0x10/0x10 [ 370.023134] kthread+0x10b/0x220 [ 370.023139] ? __pfx_kthread+0x10/0x10 [ 370.023144] ret_from_fork+0x134/0x150 [ 370.023149] ? __pfx_kthread+0x10/0x10 [ 370.023154] ret_from_fork_asm+0x1a/0x30 [ 370.023161] </TASK> [ 465.208692] perf: interrupt took too long (2518 > 2500), lowering kernel.perf_event_max_sample_rate to 79000 [ 492.900268] INFO: task kworker/0:0:9 blocked for more than 368 seconds. [ 492.900287] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 492.900292] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 492.900296] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 492.900306] Workqueue: firewire fw_device_workfn [firewire_core] [ 492.900354] Call Trace: [ 492.900358] <TASK> [ 492.900364] __schedule+0x2ed/0x7c0 [ 492.900377] schedule+0x27/0x90 [ 492.900383] schedule_timeout+0xcf/0x110 [ 492.900391] wait_for_completion+0x82/0x160 [ 492.900397] fw_run_transaction+0xed/0x130 [firewire_core] [ 492.900432] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 492.900466] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 492.900499] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 492.900533] read_rom+0x64/0xb0 [firewire_core] [ 492.900566] read_config_rom+0x9f/0x440 [firewire_core] [ 492.900599] ? psi_task_switch+0x17e/0x390 [ 492.900607] fw_device_init+0x48/0x470 [firewire_core] [ 492.900641] fw_device_workfn+0x12/0x20 [firewire_core] [ 492.900673] process_one_work+0x18e/0x370 [ 492.900681] worker_thread+0x317/0x450 [ 492.900688] ? __pfx_worker_thread+0x10/0x10 [ 492.900694] kthread+0x10b/0x220 [ 492.900699] ? __pfx_kthread+0x10/0x10 [ 492.900704] ret_from_fork+0x134/0x150 [ 492.900709] ? __pfx_kthread+0x10/0x10 [ 492.900714] ret_from_fork_asm+0x1a/0x30 [ 492.900722] </TASK> [ 615.779806] INFO: task kworker/0:0:9 blocked for more than 491 seconds. [ 615.779837] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 615.779841] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 615.779844] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 615.779853] Workqueue: firewire fw_device_workfn [firewire_core] [ 615.779937] Call Trace: [ 615.779942] <TASK> [ 615.779949] __schedule+0x2ed/0x7c0 [ 615.779964] schedule+0x27/0x90 [ 615.779968] schedule_timeout+0xcf/0x110 [ 615.779975] wait_for_completion+0x82/0x160 [ 615.779979] fw_run_transaction+0xed/0x130 [firewire_core] [ 615.780004] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 615.780028] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 615.780051] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 615.780074] read_rom+0x64/0xb0 [firewire_core] [ 615.780097] read_config_rom+0x9f/0x440 [firewire_core] [ 615.780120] ? psi_task_switch+0x17e/0x390 [ 615.780127] fw_device_init+0x48/0x470 [firewire_core] [ 615.780151] fw_device_workfn+0x12/0x20 [firewire_core] [ 615.780173] process_one_work+0x18e/0x370 [ 615.780181] worker_thread+0x317/0x450 [ 615.780185] ? __pfx_worker_thread+0x10/0x10 [ 615.780189] kthread+0x10b/0x220 [ 615.780194] ? __pfx_kthread+0x10/0x10 [ 615.780198] ret_from_fork+0x134/0x150 [ 615.780202] ? __pfx_kthread+0x10/0x10 [ 615.780205] ret_from_fork_asm+0x1a/0x30 [ 615.780213] </TASK> [ 738.657061] INFO: task kworker/0:0:9 blocked for more than 614 seconds. [ 738.657079] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 738.657084] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 738.657087] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 738.657097] Workqueue: firewire fw_device_workfn [firewire_core] [ 738.657142] Call Trace: [ 738.657146] <TASK> [ 738.657151] __schedule+0x2ed/0x7c0 [ 738.657163] schedule+0x27/0x90 [ 738.657170] schedule_timeout+0xcf/0x110 [ 738.657177] wait_for_completion+0x82/0x160 [ 738.657183] fw_run_transaction+0xed/0x130 [firewire_core] [ 738.657218] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 738.657252] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 738.657285] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 738.657318] read_rom+0x64/0xb0 [firewire_core] [ 738.657351] read_config_rom+0x9f/0x440 [firewire_core] [ 738.657383] ? psi_task_switch+0x17e/0x390 [ 738.657391] fw_device_init+0x48/0x470 [firewire_core] [ 738.657425] fw_device_workfn+0x12/0x20 [firewire_core] [ 738.657457] process_one_work+0x18e/0x370 [ 738.657465] worker_thread+0x317/0x450 [ 738.657471] ? __pfx_worker_thread+0x10/0x10 [ 738.657477] kthread+0x10b/0x220 [ 738.657482] ? __pfx_kthread+0x10/0x10 [ 738.657487] ret_from_fork+0x134/0x150 [ 738.657492] ? __pfx_kthread+0x10/0x10 [ 738.657497] ret_from_fork_asm+0x1a/0x30 [ 738.657504] </TASK> [ 845.725853] perf: interrupt took too long (3153 > 3147), lowering kernel.perf_event_max_sample_rate to 63000 [ 861.535406] INFO: task kworker/0:0:9 blocked for more than 737 seconds. [ 861.535425] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 861.535430] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 861.535434] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 861.535443] Workqueue: firewire fw_device_workfn [firewire_core] [ 861.535490] Call Trace: [ 861.535494] <TASK> [ 861.535499] __schedule+0x2ed/0x7c0 [ 861.535511] schedule+0x27/0x90 [ 861.535518] schedule_timeout+0xcf/0x110 [ 861.535525] wait_for_completion+0x82/0x160 [ 861.535531] fw_run_transaction+0xed/0x130 [firewire_core] [ 861.535566] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 861.535599] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 861.535632] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 861.535665] read_rom+0x64/0xb0 [firewire_core] [ 861.535699] read_config_rom+0x9f/0x440 [firewire_core] [ 861.535731] ? psi_task_switch+0x17e/0x390 [ 861.535739] fw_device_init+0x48/0x470 [firewire_core] [ 861.535773] fw_device_workfn+0x12/0x20 [firewire_core] [ 861.535805] process_one_work+0x18e/0x370 [ 861.535812] worker_thread+0x317/0x450 [ 861.535818] ? __pfx_worker_thread+0x10/0x10 [ 861.535824] kthread+0x10b/0x220 [ 861.535830] ? __pfx_kthread+0x10/0x10 [ 861.535835] ret_from_fork+0x134/0x150 [ 861.535839] ? __pfx_kthread+0x10/0x10 [ 861.535844] ret_from_fork_asm+0x1a/0x30 [ 861.535852] </TASK> [ 984.413795] INFO: task kworker/0:0:9 blocked for more than 860 seconds. [ 984.413813] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 984.413817] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 984.413821] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 984.413830] Workqueue: firewire fw_device_workfn [firewire_core] [ 984.413879] Call Trace: [ 984.413883] <TASK> [ 984.413889] __schedule+0x2ed/0x7c0 [ 984.413901] schedule+0x27/0x90 [ 984.413907] schedule_timeout+0xcf/0x110 [ 984.413915] wait_for_completion+0x82/0x160 [ 984.413921] fw_run_transaction+0xed/0x130 [firewire_core] [ 984.413956] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 984.413989] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 984.414022] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 984.414055] read_rom+0x64/0xb0 [firewire_core] [ 984.414089] read_config_rom+0x9f/0x440 [firewire_core] [ 984.414127] ? psi_task_switch+0x17e/0x390 [ 984.414135] fw_device_init+0x48/0x470 [firewire_core] [ 984.414169] fw_device_workfn+0x12/0x20 [firewire_core] [ 984.414202] process_one_work+0x18e/0x370 [ 984.414210] worker_thread+0x317/0x450 [ 984.414216] ? __pfx_worker_thread+0x10/0x10 [ 984.414222] kthread+0x10b/0x220 [ 984.414228] ? __pfx_kthread+0x10/0x10 [ 984.414233] ret_from_fork+0x134/0x150 [ 984.414237] ? __pfx_kthread+0x10/0x10 [ 984.414242] ret_from_fork_asm+0x1a/0x30 [ 984.414250] </TASK> [ 1107.292039] INFO: task kworker/0:0:9 blocked for more than 983 seconds. [ 1107.292055] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 1107.292058] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1107.292061] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 1107.292068] Workqueue: firewire fw_device_workfn [firewire_core] [ 1107.292107] Call Trace: [ 1107.292110] <TASK> [ 1107.292114] __schedule+0x2ed/0x7c0 [ 1107.292123] schedule+0x27/0x90 [ 1107.292127] schedule_timeout+0xcf/0x110 [ 1107.292132] wait_for_completion+0x82/0x160 [ 1107.292137] fw_run_transaction+0xed/0x130 [firewire_core] [ 1107.292160] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 1107.292183] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 1107.292205] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 1107.292227] read_rom+0x64/0xb0 [firewire_core] [ 1107.292249] read_config_rom+0x9f/0x440 [firewire_core] [ 1107.292271] ? psi_task_switch+0x17e/0x390 [ 1107.292277] fw_device_init+0x48/0x470 [firewire_core] [ 1107.292299] fw_device_workfn+0x12/0x20 [firewire_core] [ 1107.292321] process_one_work+0x18e/0x370 [ 1107.292326] worker_thread+0x317/0x450 [ 1107.292330] ? __pfx_worker_thread+0x10/0x10 [ 1107.292334] kthread+0x10b/0x220 [ 1107.292338] ? __pfx_kthread+0x10/0x10 [ 1107.292342] ret_from_fork+0x134/0x150 [ 1107.292345] ? __pfx_kthread+0x10/0x10 [ 1107.292348] ret_from_fork_asm+0x1a/0x30 [ 1107.292354] </TASK> [ 1230.171464] INFO: task kworker/0:0:9 blocked for more than 1105 seconds. [ 1230.171489] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 1230.171492] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1230.171495] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 1230.171504] Workqueue: firewire fw_device_workfn [firewire_core] [ 1230.171573] Call Trace: [ 1230.171578] <TASK> [ 1230.171584] __schedule+0x2ed/0x7c0 [ 1230.171597] schedule+0x27/0x90 [ 1230.171602] schedule_timeout+0xcf/0x110 [ 1230.171610] wait_for_completion+0x82/0x160 [ 1230.171615] fw_run_transaction+0xed/0x130 [firewire_core] [ 1230.171639] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 1230.171661] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 1230.171684] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 1230.171706] read_rom+0x64/0xb0 [firewire_core] [ 1230.171728] read_config_rom+0x9f/0x440 [firewire_core] [ 1230.171750] ? psi_task_switch+0x17e/0x390 [ 1230.171758] fw_device_init+0x48/0x470 [firewire_core] [ 1230.171781] fw_device_workfn+0x12/0x20 [firewire_core] [ 1230.171802] process_one_work+0x18e/0x370 [ 1230.171809] worker_thread+0x317/0x450 [ 1230.171813] ? __pfx_worker_thread+0x10/0x10 [ 1230.171817] kthread+0x10b/0x220 [ 1230.171822] ? __pfx_kthread+0x10/0x10 [ 1230.171825] ret_from_fork+0x134/0x150 [ 1230.171830] ? __pfx_kthread+0x10/0x10 [ 1230.171833] ret_from_fork_asm+0x1a/0x30 [ 1230.171839] </TASK> [ 1353.048685] INFO: task kworker/0:0:9 blocked for more than 1228 seconds. [ 1353.048702] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 1353.048707] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.048710] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 1353.048720] Workqueue: firewire fw_device_workfn [firewire_core] [ 1353.048765] Call Trace: [ 1353.048768] <TASK> [ 1353.048774] __schedule+0x2ed/0x7c0 [ 1353.048786] schedule+0x27/0x90 [ 1353.048792] schedule_timeout+0xcf/0x110 [ 1353.048799] wait_for_completion+0x82/0x160 [ 1353.048805] fw_run_transaction+0xed/0x130 [firewire_core] [ 1353.048840] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 1353.048874] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 1353.048907] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 1353.048940] read_rom+0x64/0xb0 [firewire_core] [ 1353.048973] read_config_rom+0x9f/0x440 [firewire_core] [ 1353.049006] ? psi_task_switch+0x17e/0x390 [ 1353.049014] fw_device_init+0x48/0x470 [firewire_core] [ 1353.049047] fw_device_workfn+0x12/0x20 [firewire_core] [ 1353.049079] process_one_work+0x18e/0x370 [ 1353.049087] worker_thread+0x317/0x450 [ 1353.049093] ? __pfx_worker_thread+0x10/0x10 [ 1353.049099] kthread+0x10b/0x220 [ 1353.049104] ? __pfx_kthread+0x10/0x10 [ 1353.049109] ret_from_fork+0x134/0x150 [ 1353.049114] ? __pfx_kthread+0x10/0x10 [ 1353.049119] ret_from_fork_asm+0x1a/0x30 [ 1353.049126] </TASK> [ 1353.049129] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ProblemType: Bug DistroRelease: Ubuntu 25.10 Package: linux-image-6.17.0-20-generic 6.17.0-20.20 ProcVersionSignature: Ubuntu 6.17.0-20.20-generic 6.17.13 Uname: Linux 6.17.0-20-generic x86_64 ApportVersion: 2.33.1-0ubuntu3 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: js1 1905 F.... wireplumber /dev/snd/controlC1: js1 1905 F.... wireplumber /dev/snd/seq: js1 1884 F.... pipewire CasperMD5CheckResult: unknown Date: Fri Apr 17 08:30:03 2026 InstallationDate: Installed on 2018-12-10 (2685 days ago) InstallationMedia: Lubuntu 18.10 "Cosmic Cuttlefish" - Release amd64 (20181017.2) ProcFB: 0 amdgpudrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.17.0-20-generic root=UUID=591ea17a-5ac6-4e8b-adb3-75a3dab238d5 ro irqpoll cryptdevice=UUID=6416a2a8-8a76-44df-8d5f-9c465982298a:luks-6416a2a8-8a76-44df-8d5f-9c465982298a root=/dev/mapper/luks-6416a2a8-8a76-44df-8d5f-9c465982298a resume=/dev/mapper/luks-6416a2a8-8a76-44df-8d5f-9c465982298a ipv6.disable=1 PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: firmware-sof N/A linux-firmware 20250901.git993ff19b-0ubuntu1.9 RfKill: 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 03/15/2007 dmi.bios.release: 0.0 dmi.bios.vendor: Intel Corp. dmi.bios.version: BX97520J.86A.2674.2007.0315.1546 dmi.board.asset.tag: Base Board Asset Tag dmi.board.name: D975XBX2 dmi.board.vendor: Intel Corporation dmi.board.version: AAD53350-507 dmi.chassis.type: 2 dmi.ec.firmware.release: 0.0 dmi.modalias: dmi:bvnIntelCorp.:bvrBX97520J.86A.2674.2007.0315.1546:bd03/15/2007:br0.0:efr0.0:svn:pn:pvr:rvnIntelCorporation:rnD975XBX2:rvrAAD53350-507:cvn:ct2:cvr:sku: ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug questing -- You received this bug notification because you are subscribed to linux in Ubuntu. Matching subscriptions: Bgg, Bmail, Nb https://bugs.launchpad.net/bugs/2148662 Title: firewire fw_device_workfn [firewire_core] Status in linux package in Ubuntu: New Bug description: [ 247.143126] INFO: task kworker/0:0:9 blocked for more than 122 seconds. [ 247.143145] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 247.143149] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 247.143153] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 247.143163] Workqueue: firewire fw_device_workfn [firewire_core] [ 247.143210] Call Trace: [ 247.143215] <TASK> [ 247.143220] __schedule+0x2ed/0x7c0 [ 247.143233] schedule+0x27/0x90 [ 247.143239] schedule_timeout+0xcf/0x110 [ 247.143247] wait_for_completion+0x82/0x160 [ 247.143253] fw_run_transaction+0xed/0x130 [firewire_core] [ 247.143288] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 247.143322] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 247.143355] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 247.143388] read_rom+0x64/0xb0 [firewire_core] [ 247.143421] read_config_rom+0x9f/0x440 [firewire_core] [ 247.143454] ? psi_task_switch+0x17e/0x390 [ 247.143462] fw_device_init+0x48/0x470 [firewire_core] [ 247.143495] fw_device_workfn+0x12/0x20 [firewire_core] [ 247.143527] process_one_work+0x18e/0x370 [ 247.143535] worker_thread+0x317/0x450 [ 247.143541] ? __pfx_worker_thread+0x10/0x10 [ 247.143547] kthread+0x10b/0x220 [ 247.143552] ? __pfx_kthread+0x10/0x10 [ 247.143557] ret_from_fork+0x134/0x150 [ 247.143562] ? __pfx_kthread+0x10/0x10 [ 247.143567] ret_from_fork_asm+0x1a/0x30 [ 247.143575] </TASK> [ 370.022713] INFO: task kworker/0:0:9 blocked for more than 245 seconds. [ 370.022733] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 370.022738] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 370.022741] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 370.022751] Workqueue: firewire fw_device_workfn [firewire_core] [ 370.022798] Call Trace: [ 370.022802] <TASK> [ 370.022807] __schedule+0x2ed/0x7c0 [ 370.022819] schedule+0x27/0x90 [ 370.022826] schedule_timeout+0xcf/0x110 [ 370.022833] wait_for_completion+0x82/0x160 [ 370.022839] fw_run_transaction+0xed/0x130 [firewire_core] [ 370.022874] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 370.022908] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 370.022941] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 370.022975] read_rom+0x64/0xb0 [firewire_core] [ 370.023008] read_config_rom+0x9f/0x440 [firewire_core] [ 370.023041] ? psi_task_switch+0x17e/0x390 [ 370.023049] fw_device_init+0x48/0x470 [firewire_core] [ 370.023082] fw_device_workfn+0x12/0x20 [firewire_core] [ 370.023114] process_one_work+0x18e/0x370 [ 370.023122] worker_thread+0x317/0x450 [ 370.023128] ? __pfx_worker_thread+0x10/0x10 [ 370.023134] kthread+0x10b/0x220 [ 370.023139] ? __pfx_kthread+0x10/0x10 [ 370.023144] ret_from_fork+0x134/0x150 [ 370.023149] ? __pfx_kthread+0x10/0x10 [ 370.023154] ret_from_fork_asm+0x1a/0x30 [ 370.023161] </TASK> [ 465.208692] perf: interrupt took too long (2518 > 2500), lowering kernel.perf_event_max_sample_rate to 79000 [ 492.900268] INFO: task kworker/0:0:9 blocked for more than 368 seconds. [ 492.900287] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 492.900292] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 492.900296] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 492.900306] Workqueue: firewire fw_device_workfn [firewire_core] [ 492.900354] Call Trace: [ 492.900358] <TASK> [ 492.900364] __schedule+0x2ed/0x7c0 [ 492.900377] schedule+0x27/0x90 [ 492.900383] schedule_timeout+0xcf/0x110 [ 492.900391] wait_for_completion+0x82/0x160 [ 492.900397] fw_run_transaction+0xed/0x130 [firewire_core] [ 492.900432] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 492.900466] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 492.900499] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 492.900533] read_rom+0x64/0xb0 [firewire_core] [ 492.900566] read_config_rom+0x9f/0x440 [firewire_core] [ 492.900599] ? psi_task_switch+0x17e/0x390 [ 492.900607] fw_device_init+0x48/0x470 [firewire_core] [ 492.900641] fw_device_workfn+0x12/0x20 [firewire_core] [ 492.900673] process_one_work+0x18e/0x370 [ 492.900681] worker_thread+0x317/0x450 [ 492.900688] ? __pfx_worker_thread+0x10/0x10 [ 492.900694] kthread+0x10b/0x220 [ 492.900699] ? __pfx_kthread+0x10/0x10 [ 492.900704] ret_from_fork+0x134/0x150 [ 492.900709] ? __pfx_kthread+0x10/0x10 [ 492.900714] ret_from_fork_asm+0x1a/0x30 [ 492.900722] </TASK> [ 615.779806] INFO: task kworker/0:0:9 blocked for more than 491 seconds. [ 615.779837] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 615.779841] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 615.779844] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 615.779853] Workqueue: firewire fw_device_workfn [firewire_core] [ 615.779937] Call Trace: [ 615.779942] <TASK> [ 615.779949] __schedule+0x2ed/0x7c0 [ 615.779964] schedule+0x27/0x90 [ 615.779968] schedule_timeout+0xcf/0x110 [ 615.779975] wait_for_completion+0x82/0x160 [ 615.779979] fw_run_transaction+0xed/0x130 [firewire_core] [ 615.780004] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 615.780028] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 615.780051] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 615.780074] read_rom+0x64/0xb0 [firewire_core] [ 615.780097] read_config_rom+0x9f/0x440 [firewire_core] [ 615.780120] ? psi_task_switch+0x17e/0x390 [ 615.780127] fw_device_init+0x48/0x470 [firewire_core] [ 615.780151] fw_device_workfn+0x12/0x20 [firewire_core] [ 615.780173] process_one_work+0x18e/0x370 [ 615.780181] worker_thread+0x317/0x450 [ 615.780185] ? __pfx_worker_thread+0x10/0x10 [ 615.780189] kthread+0x10b/0x220 [ 615.780194] ? __pfx_kthread+0x10/0x10 [ 615.780198] ret_from_fork+0x134/0x150 [ 615.780202] ? __pfx_kthread+0x10/0x10 [ 615.780205] ret_from_fork_asm+0x1a/0x30 [ 615.780213] </TASK> [ 738.657061] INFO: task kworker/0:0:9 blocked for more than 614 seconds. [ 738.657079] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 738.657084] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 738.657087] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 738.657097] Workqueue: firewire fw_device_workfn [firewire_core] [ 738.657142] Call Trace: [ 738.657146] <TASK> [ 738.657151] __schedule+0x2ed/0x7c0 [ 738.657163] schedule+0x27/0x90 [ 738.657170] schedule_timeout+0xcf/0x110 [ 738.657177] wait_for_completion+0x82/0x160 [ 738.657183] fw_run_transaction+0xed/0x130 [firewire_core] [ 738.657218] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 738.657252] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 738.657285] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 738.657318] read_rom+0x64/0xb0 [firewire_core] [ 738.657351] read_config_rom+0x9f/0x440 [firewire_core] [ 738.657383] ? psi_task_switch+0x17e/0x390 [ 738.657391] fw_device_init+0x48/0x470 [firewire_core] [ 738.657425] fw_device_workfn+0x12/0x20 [firewire_core] [ 738.657457] process_one_work+0x18e/0x370 [ 738.657465] worker_thread+0x317/0x450 [ 738.657471] ? __pfx_worker_thread+0x10/0x10 [ 738.657477] kthread+0x10b/0x220 [ 738.657482] ? __pfx_kthread+0x10/0x10 [ 738.657487] ret_from_fork+0x134/0x150 [ 738.657492] ? __pfx_kthread+0x10/0x10 [ 738.657497] ret_from_fork_asm+0x1a/0x30 [ 738.657504] </TASK> [ 845.725853] perf: interrupt took too long (3153 > 3147), lowering kernel.perf_event_max_sample_rate to 63000 [ 861.535406] INFO: task kworker/0:0:9 blocked for more than 737 seconds. [ 861.535425] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 861.535430] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 861.535434] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 861.535443] Workqueue: firewire fw_device_workfn [firewire_core] [ 861.535490] Call Trace: [ 861.535494] <TASK> [ 861.535499] __schedule+0x2ed/0x7c0 [ 861.535511] schedule+0x27/0x90 [ 861.535518] schedule_timeout+0xcf/0x110 [ 861.535525] wait_for_completion+0x82/0x160 [ 861.535531] fw_run_transaction+0xed/0x130 [firewire_core] [ 861.535566] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 861.535599] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 861.535632] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 861.535665] read_rom+0x64/0xb0 [firewire_core] [ 861.535699] read_config_rom+0x9f/0x440 [firewire_core] [ 861.535731] ? psi_task_switch+0x17e/0x390 [ 861.535739] fw_device_init+0x48/0x470 [firewire_core] [ 861.535773] fw_device_workfn+0x12/0x20 [firewire_core] [ 861.535805] process_one_work+0x18e/0x370 [ 861.535812] worker_thread+0x317/0x450 [ 861.535818] ? __pfx_worker_thread+0x10/0x10 [ 861.535824] kthread+0x10b/0x220 [ 861.535830] ? __pfx_kthread+0x10/0x10 [ 861.535835] ret_from_fork+0x134/0x150 [ 861.535839] ? __pfx_kthread+0x10/0x10 [ 861.535844] ret_from_fork_asm+0x1a/0x30 [ 861.535852] </TASK> [ 984.413795] INFO: task kworker/0:0:9 blocked for more than 860 seconds. [ 984.413813] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 984.413817] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 984.413821] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 984.413830] Workqueue: firewire fw_device_workfn [firewire_core] [ 984.413879] Call Trace: [ 984.413883] <TASK> [ 984.413889] __schedule+0x2ed/0x7c0 [ 984.413901] schedule+0x27/0x90 [ 984.413907] schedule_timeout+0xcf/0x110 [ 984.413915] wait_for_completion+0x82/0x160 [ 984.413921] fw_run_transaction+0xed/0x130 [firewire_core] [ 984.413956] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 984.413989] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 984.414022] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 984.414055] read_rom+0x64/0xb0 [firewire_core] [ 984.414089] read_config_rom+0x9f/0x440 [firewire_core] [ 984.414127] ? psi_task_switch+0x17e/0x390 [ 984.414135] fw_device_init+0x48/0x470 [firewire_core] [ 984.414169] fw_device_workfn+0x12/0x20 [firewire_core] [ 984.414202] process_one_work+0x18e/0x370 [ 984.414210] worker_thread+0x317/0x450 [ 984.414216] ? __pfx_worker_thread+0x10/0x10 [ 984.414222] kthread+0x10b/0x220 [ 984.414228] ? __pfx_kthread+0x10/0x10 [ 984.414233] ret_from_fork+0x134/0x150 [ 984.414237] ? __pfx_kthread+0x10/0x10 [ 984.414242] ret_from_fork_asm+0x1a/0x30 [ 984.414250] </TASK> [ 1107.292039] INFO: task kworker/0:0:9 blocked for more than 983 seconds. [ 1107.292055] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 1107.292058] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1107.292061] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 1107.292068] Workqueue: firewire fw_device_workfn [firewire_core] [ 1107.292107] Call Trace: [ 1107.292110] <TASK> [ 1107.292114] __schedule+0x2ed/0x7c0 [ 1107.292123] schedule+0x27/0x90 [ 1107.292127] schedule_timeout+0xcf/0x110 [ 1107.292132] wait_for_completion+0x82/0x160 [ 1107.292137] fw_run_transaction+0xed/0x130 [firewire_core] [ 1107.292160] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 1107.292183] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 1107.292205] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 1107.292227] read_rom+0x64/0xb0 [firewire_core] [ 1107.292249] read_config_rom+0x9f/0x440 [firewire_core] [ 1107.292271] ? psi_task_switch+0x17e/0x390 [ 1107.292277] fw_device_init+0x48/0x470 [firewire_core] [ 1107.292299] fw_device_workfn+0x12/0x20 [firewire_core] [ 1107.292321] process_one_work+0x18e/0x370 [ 1107.292326] worker_thread+0x317/0x450 [ 1107.292330] ? __pfx_worker_thread+0x10/0x10 [ 1107.292334] kthread+0x10b/0x220 [ 1107.292338] ? __pfx_kthread+0x10/0x10 [ 1107.292342] ret_from_fork+0x134/0x150 [ 1107.292345] ? __pfx_kthread+0x10/0x10 [ 1107.292348] ret_from_fork_asm+0x1a/0x30 [ 1107.292354] </TASK> [ 1230.171464] INFO: task kworker/0:0:9 blocked for more than 1105 seconds. [ 1230.171489] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 1230.171492] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1230.171495] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 1230.171504] Workqueue: firewire fw_device_workfn [firewire_core] [ 1230.171573] Call Trace: [ 1230.171578] <TASK> [ 1230.171584] __schedule+0x2ed/0x7c0 [ 1230.171597] schedule+0x27/0x90 [ 1230.171602] schedule_timeout+0xcf/0x110 [ 1230.171610] wait_for_completion+0x82/0x160 [ 1230.171615] fw_run_transaction+0xed/0x130 [firewire_core] [ 1230.171639] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 1230.171661] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 1230.171684] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 1230.171706] read_rom+0x64/0xb0 [firewire_core] [ 1230.171728] read_config_rom+0x9f/0x440 [firewire_core] [ 1230.171750] ? psi_task_switch+0x17e/0x390 [ 1230.171758] fw_device_init+0x48/0x470 [firewire_core] [ 1230.171781] fw_device_workfn+0x12/0x20 [firewire_core] [ 1230.171802] process_one_work+0x18e/0x370 [ 1230.171809] worker_thread+0x317/0x450 [ 1230.171813] ? __pfx_worker_thread+0x10/0x10 [ 1230.171817] kthread+0x10b/0x220 [ 1230.171822] ? __pfx_kthread+0x10/0x10 [ 1230.171825] ret_from_fork+0x134/0x150 [ 1230.171830] ? __pfx_kthread+0x10/0x10 [ 1230.171833] ret_from_fork_asm+0x1a/0x30 [ 1230.171839] </TASK> [ 1353.048685] INFO: task kworker/0:0:9 blocked for more than 1228 seconds. [ 1353.048702] Tainted: G S 6.17.0-20-generic #20-Ubuntu [ 1353.048707] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.048710] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 1353.048720] Workqueue: firewire fw_device_workfn [firewire_core] [ 1353.048765] Call Trace: [ 1353.048768] <TASK> [ 1353.048774] __schedule+0x2ed/0x7c0 [ 1353.048786] schedule+0x27/0x90 [ 1353.048792] schedule_timeout+0xcf/0x110 [ 1353.048799] wait_for_completion+0x82/0x160 [ 1353.048805] fw_run_transaction+0xed/0x130 [firewire_core] [ 1353.048840] ? __pfx_split_transaction_timeout_callback+0x10/0x10 [firewire_core] [ 1353.048874] ? __pfx_transmit_complete_callback+0x10/0x10 [firewire_core] [ 1353.048907] ? __pfx_transaction_callback+0x10/0x10 [firewire_core] [ 1353.048940] read_rom+0x64/0xb0 [firewire_core] [ 1353.048973] read_config_rom+0x9f/0x440 [firewire_core] [ 1353.049006] ? psi_task_switch+0x17e/0x390 [ 1353.049014] fw_device_init+0x48/0x470 [firewire_core] [ 1353.049047] fw_device_workfn+0x12/0x20 [firewire_core] [ 1353.049079] process_one_work+0x18e/0x370 [ 1353.049087] worker_thread+0x317/0x450 [ 1353.049093] ? __pfx_worker_thread+0x10/0x10 [ 1353.049099] kthread+0x10b/0x220 [ 1353.049104] ? __pfx_kthread+0x10/0x10 [ 1353.049109] ret_from_fork+0x134/0x150 [ 1353.049114] ? __pfx_kthread+0x10/0x10 [ 1353.049119] ret_from_fork_asm+0x1a/0x30 [ 1353.049126] </TASK> [ 1353.049129] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ProblemType: Bug DistroRelease: Ubuntu 25.10 Package: linux-image-6.17.0-20-generic 6.17.0-20.20 ProcVersionSignature: Ubuntu 6.17.0-20.20-generic 6.17.13 Uname: Linux 6.17.0-20-generic x86_64 ApportVersion: 2.33.1-0ubuntu3 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: js1 1905 F.... wireplumber /dev/snd/controlC1: js1 1905 F.... wireplumber /dev/snd/seq: js1 1884 F.... pipewire CasperMD5CheckResult: unknown Date: Fri Apr 17 08:30:03 2026 InstallationDate: Installed on 2018-12-10 (2685 days ago) InstallationMedia: Lubuntu 18.10 "Cosmic Cuttlefish" - Release amd64 (20181017.2) ProcFB: 0 amdgpudrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.17.0-20-generic root=UUID=591ea17a-5ac6-4e8b-adb3-75a3dab238d5 ro irqpoll cryptdevice=UUID=6416a2a8-8a76-44df-8d5f-9c465982298a:luks-6416a2a8-8a76-44df-8d5f-9c465982298a root=/dev/mapper/luks-6416a2a8-8a76-44df-8d5f-9c465982298a resume=/dev/mapper/luks-6416a2a8-8a76-44df-8d5f-9c465982298a ipv6.disable=1 PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: firmware-sof N/A linux-firmware 20250901.git993ff19b-0ubuntu1.9 RfKill: 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 03/15/2007 dmi.bios.release: 0.0 dmi.bios.vendor: Intel Corp. dmi.bios.version: BX97520J.86A.2674.2007.0315.1546 dmi.board.asset.tag: Base Board Asset Tag dmi.board.name: D975XBX2 dmi.board.vendor: Intel Corporation dmi.board.version: AAD53350-507 dmi.chassis.type: 2 dmi.ec.firmware.release: 0.0 dmi.modalias: dmi:bvnIntelCorp.:bvrBX97520J.86A.2674.2007.0315.1546:bd03/15/2007:br0.0:efr0.0:svn:pn:pvr:rvnIntelCorporation:rnD975XBX2:rvrAAD53350-507:cvn:ct2:cvr:sku: To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2148662/+subscriptions
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