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[2001:1c00:c1e:bf00:d69d:5353:dba5:ee81]) by smtp.gmail.com with ESMTPSA id q19-20020a17090676d300b0072af930cf97sm2190734ejn.115.2022.08.19.05.01.59 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 19 Aug 2022 05:01:59 -0700 (PDT) Message-ID: Date: Fri, 19 Aug 2022 14:01:58 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.12.0 Content-Language: en-US To: Linux Kernel Mailing List , "regressions@lists.linux.dev" , Jens Axboe From: Hans de Goede Subject: 6.0-rc1 regression block (blk_mq) / RCU task stuck errors + block-io hang Cc: linux-block@vger.kernel.org, rcu@vger.kernel.org Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi All, I've been dogfooding 6.0-rc1 on my main workstation and I have hit this pretty serious bug, serious enough for me to go back to 5.19 My dmesg is showing various blk_mq (RCU?) related lockdep splats followed by some tasks getting stuck on disk-IO. E.g. "sync" is guaranteed to hang, but other tasks too. This seems to be mainly the case on "sd" disks (both sata and USB) where as my main nvme drive seems fine, which has probably saved me from worse issues... Here are 4 task stuck reports from my last boot, where I had to turn off the machine by keeping the power button pressed for 4 seconds. Aug 19 12:25:46 shalem kernel: INFO: task kworker/0:3:305 blocked for more than 122 seconds. Aug 19 12:25:46 shalem kernel: Tainted: G W OE ------- --- 6.0.0-0.rc1.20220817git3cc40a443a04.14.fc38.x86_64 #1 Aug 19 12:25:46 shalem kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 19 12:25:46 shalem kernel: task:kworker/0:3 state:D stack:13008 pid: 305 ppid: 2 flags:0x00004000 Aug 19 12:25:46 shalem kernel: Workqueue: events ata_scsi_dev_rescan Aug 19 12:25:46 shalem kernel: Call Trace: Aug 19 12:25:46 shalem kernel: Aug 19 12:25:46 shalem kernel: __schedule+0x47f/0x16d0 Aug 19 12:25:46 shalem kernel: ? mark_held_locks+0x50/0x80 Aug 19 12:25:46 shalem kernel: ? _raw_spin_unlock_irq+0x24/0x50 Aug 19 12:25:46 shalem kernel: schedule+0x5d/0xe0 Aug 19 12:25:46 shalem kernel: blk_mq_freeze_queue_wait+0x57/0x90 Aug 19 12:25:46 shalem kernel: ? prepare_to_wait_exclusive+0xd0/0xd0 Aug 19 12:25:46 shalem kernel: disk_clear_zone_settings+0x19/0xa0 Aug 19 12:25:46 shalem kernel: sd_revalidate_disk.isra.0+0x1660/0x2c60 Aug 19 12:25:46 shalem kernel: ? slab_free_freelist_hook.constprop.0+0x11b/0x160 Aug 19 12:25:46 shalem kernel: ? scsi_rescan_device+0x2c/0x90 Aug 19 12:25:46 shalem kernel: scsi_rescan_device+0x77/0x90 Aug 19 12:25:46 shalem kernel: ata_scsi_dev_rescan+0x9d/0x110 Aug 19 12:25:46 shalem kernel: process_one_work+0x2a0/0x600 Aug 19 12:25:46 shalem kernel: worker_thread+0x4f/0x3a0 Aug 19 12:25:46 shalem kernel: ? process_one_work+0x600/0x600 Aug 19 12:25:46 shalem kernel: kthread+0xf5/0x120 Aug 19 12:25:46 shalem kernel: ? kthread_complete_and_exit+0x20/0x20 Aug 19 12:25:46 shalem kernel: ret_from_fork+0x22/0x30 Aug 19 12:25:46 shalem kernel: Aug 19 12:25:46 shalem kernel: INFO: task smartd:2557 blocked for more than 122 seconds. Aug 19 12:25:46 shalem kernel: Tainted: G W OE ------- --- 6.0.0-0.rc1.20220817git3cc40a443a04.14.fc38.x86_64 #1 Aug 19 12:25:46 shalem kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 19 12:25:46 shalem kernel: task:smartd state:D stack:13000 pid: 2557 ppid: 1 flags:0x00000002 Aug 19 12:25:46 shalem kernel: Call Trace: Aug 19 12:25:46 shalem kernel: Aug 19 12:25:46 shalem kernel: __schedule+0x47f/0x16d0 Aug 19 12:25:46 shalem kernel: ? lock_release+0x14f/0x460 Aug 19 12:25:46 shalem kernel: ? _raw_spin_unlock_irqrestore+0x30/0x60 Aug 19 12:25:46 shalem kernel: ? _raw_spin_unlock_irqrestore+0x40/0x60 Aug 19 12:25:46 shalem kernel: schedule+0x5d/0xe0 Aug 19 12:25:46 shalem kernel: blk_queue_enter+0xe5/0x190 Aug 19 12:25:46 shalem kernel: ? prepare_to_wait_exclusive+0xd0/0xd0 Aug 19 12:25:46 shalem kernel: blk_mq_alloc_request+0x50/0xb0 Aug 19 12:25:46 shalem kernel: scsi_alloc_request+0xb/0x30 Aug 19 12:25:46 shalem kernel: sg_io+0x6b/0x390 Aug 19 12:25:46 shalem kernel: ? _copy_from_user+0x83/0xa0 Aug 19 12:25:46 shalem kernel: ? get_sg_io_hdr+0x26/0xb0 Aug 19 12:25:46 shalem kernel: scsi_ioctl+0x44c/0x960 Aug 19 12:25:46 shalem kernel: ? scsi_ioctl_block_when_processing_errors+0x45/0x50 Aug 19 12:25:46 shalem kernel: blkdev_ioctl+0x143/0x2c0 Aug 19 12:25:46 shalem kernel: __x64_sys_ioctl+0x90/0xd0 Aug 19 12:25:46 shalem kernel: do_syscall_64+0x5b/0x80 Aug 19 12:25:46 shalem kernel: ? do_syscall_64+0x67/0x80 Aug 19 12:25:46 shalem kernel: ? do_syscall_64+0x67/0x80 Aug 19 12:25:46 shalem kernel: ? do_syscall_64+0x67/0x80 Aug 19 12:25:46 shalem kernel: ? lockdep_hardirqs_on+0x7d/0x100 Aug 19 12:25:46 shalem kernel: entry_SYSCALL_64_after_hwframe+0x63/0xcd Aug 19 12:25:46 shalem kernel: RIP: 0033:0x7f9641245cdf Aug 19 12:25:46 shalem kernel: RSP: 002b:00007ffc73d257d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 Aug 19 12:25:46 shalem kernel: RAX: ffffffffffffffda RBX: 00007ffc73d25ad0 RCX: 00007f9641245cdf Aug 19 12:25:46 shalem kernel: RDX: 00007ffc73d25840 RSI: 0000000000002285 RDI: 0000000000000003 Aug 19 12:25:46 shalem kernel: RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 Aug 19 12:25:46 shalem kernel: R10: 000000000000003c R11: 0000000000000246 R12: 00007ffc73d25c50 Aug 19 12:25:46 shalem kernel: R13: 0000000000000001 R14: 0000000000000000 R15: 000055fbff0abd10 Aug 19 12:25:46 shalem kernel: Aug 19 12:25:46 shalem kernel: INFO: task pool-udisksd:9404 blocked for more than 122 seconds. Aug 19 12:25:46 shalem kernel: Tainted: G W OE ------- --- 6.0.0-0.rc1.20220817git3cc40a443a04.14.fc38.x86_64 #1 Aug 19 12:25:46 shalem kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 19 12:25:46 shalem kernel: task:pool-udisksd state:D stack:14624 pid: 9404 ppid: 1 flags:0x00000002 Aug 19 12:25:46 shalem kernel: Call Trace: Aug 19 12:25:46 shalem kernel: Aug 19 12:25:46 shalem kernel: __schedule+0x47f/0x16d0 Aug 19 12:25:46 shalem kernel: ? lock_release+0x14f/0x460 Aug 19 12:25:46 shalem kernel: ? _raw_spin_unlock_irqrestore+0x30/0x60 Aug 19 12:25:46 shalem kernel: ? _raw_spin_unlock_irqrestore+0x40/0x60 Aug 19 12:25:46 shalem kernel: schedule+0x5d/0xe0 Aug 19 12:25:46 shalem kernel: blk_queue_enter+0xe5/0x190 Aug 19 12:25:46 shalem kernel: ? prepare_to_wait_exclusive+0xd0/0xd0 Aug 19 12:25:46 shalem kernel: blk_mq_alloc_request+0x50/0xb0 Aug 19 12:25:46 shalem kernel: scsi_alloc_request+0xb/0x30 Aug 19 12:25:46 shalem kernel: sg_io+0x6b/0x390 Aug 19 12:25:46 shalem kernel: ? _copy_from_user+0x83/0xa0 Aug 19 12:25:46 shalem kernel: ? get_sg_io_hdr+0x26/0xb0 Aug 19 12:25:46 shalem kernel: scsi_ioctl+0x44c/0x960 Aug 19 12:25:46 shalem kernel: ? scsi_ioctl_block_when_processing_errors+0x45/0x50 Aug 19 12:25:46 shalem kernel: blkdev_ioctl+0x143/0x2c0 Aug 19 12:25:46 shalem kernel: __x64_sys_ioctl+0x90/0xd0 Aug 19 12:25:46 shalem kernel: do_syscall_64+0x5b/0x80 Aug 19 12:25:46 shalem kernel: ? do_syscall_64+0x67/0x80 Aug 19 12:25:46 shalem kernel: ? lockdep_hardirqs_on+0x7d/0x100 Aug 19 12:25:46 shalem kernel: ? do_syscall_64+0x67/0x80 Aug 19 12:25:46 shalem kernel: ? ret_from_fork+0x15/0x30 Aug 19 12:25:46 shalem kernel: ? lockdep_hardirqs_on+0x7d/0x100 Aug 19 12:25:46 shalem kernel: entry_SYSCALL_64_after_hwframe+0x63/0xcd Aug 19 12:25:46 shalem kernel: RIP: 0033:0x7f0c77065cdf Aug 19 12:25:46 shalem kernel: RSP: 002b:00007f0c75dfd7f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 Aug 19 12:25:46 shalem kernel: RAX: ffffffffffffffda RBX: 00007f0c75dfda00 RCX: 00007f0c77065cdf Aug 19 12:25:46 shalem kernel: RDX: 00007f0c75dfd860 RSI: 0000000000002285 RDI: 0000000000000011 Aug 19 12:25:46 shalem kernel: RBP: 0000000000001388 R08: 00007f0c75dfd9e0 R09: 00007f0c75dfe550 Aug 19 12:25:46 shalem kernel: R10: 00007f0c75dfd960 R11: 0000000000000246 R12: 00007f0c75dfdb70 Aug 19 12:25:46 shalem kernel: R13: 0000000000000000 R14: 0000000000000011 R15: 00007f0c75dfd9e0 Aug 19 12:25:46 shalem kernel: Aug 19 12:25:46 shalem kernel: Showing all locks held in the system: Aug 19 12:25:46 shalem kernel: 1 lock held by rcu_tasks_kthre/11: Aug 19 12:25:46 shalem kernel: #0: ffffffff86168820 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x2b/0x3e0 Aug 19 12:25:46 shalem kernel: 1 lock held by rcu_tasks_rude_/12: Aug 19 12:25:46 shalem kernel: #0: ffffffff86168560 (rcu_tasks_rude.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x2b/0x3e0 Aug 19 12:25:46 shalem kernel: 1 lock held by rcu_tasks_trace/13: Aug 19 12:25:46 shalem kernel: #0: ffffffff86168260 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x2b/0x3e0 Aug 19 12:25:46 shalem kernel: 1 lock held by khungtaskd/100: Aug 19 12:25:46 shalem kernel: #0: ffffffff86169320 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x15/0x16b Aug 19 12:25:46 shalem kernel: 4 locks held by kworker/0:3/305: Aug 19 12:25:46 shalem kernel: #0: ffff8ac180051748 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x20b/0x600 Aug 19 12:25:46 shalem kernel: #1: ffffa78dc4007e78 ((work_completion)(&ap->scsi_rescan_task)){+.+.}-{0:0}, at: process_one_work+0x20b/0x600 Aug 19 12:25:46 shalem kernel: #2: ffff8ac18ba840a8 (&ap->scsi_scan_mutex){+.+.}-{3:3}, at: ata_scsi_dev_rescan+0x32/0x110 Aug 19 12:25:46 shalem kernel: #3: ffff8ac1909b5390 (&dev->mutex){....}-{3:3}, at: scsi_rescan_device+0x24/0x90 Aug 19 12:25:46 shalem kernel: 1 lock held by LCDd/2542: Aug 19 12:25:46 shalem kernel: #0: ffffffff8635a578 (minors_rwsem){++++}-{3:3}, at: hidraw_write+0x1e/0x50 Aug 19 12:25:46 shalem kernel: Aug 19 12:25:46 shalem kernel: ============================================= Aug 19 12:27:49 shalem kernel: INFO: task kworker/0:3:305 blocked for more than 245 seconds. Aug 19 12:27:49 shalem kernel: Tainted: G W OE ------- --- 6.0.0-0.rc1.20220817git3cc40a443a04.14.fc38.x86_64 #1 Aug 19 12:27:49 shalem kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 19 12:27:49 shalem kernel: task:kworker/0:3 state:D stack:13008 pid: 305 ppid: 2 flags:0x00004000 Aug 19 12:27:49 shalem kernel: Workqueue: events ata_scsi_dev_rescan Aug 19 12:27:49 shalem kernel: Call Trace: Aug 19 12:27:49 shalem kernel: Aug 19 12:27:49 shalem kernel: __schedule+0x47f/0x16d0 Aug 19 12:27:49 shalem kernel: ? mark_held_locks+0x50/0x80 Aug 19 12:27:49 shalem kernel: ? _raw_spin_unlock_irq+0x24/0x50 Aug 19 12:27:49 shalem kernel: schedule+0x5d/0xe0 Aug 19 12:27:49 shalem kernel: blk_mq_freeze_queue_wait+0x57/0x90 Aug 19 12:27:49 shalem kernel: ? prepare_to_wait_exclusive+0xd0/0xd0 Aug 19 12:27:49 shalem kernel: disk_clear_zone_settings+0x19/0xa0 Aug 19 12:27:49 shalem kernel: sd_revalidate_disk.isra.0+0x1660/0x2c60 Aug 19 12:27:49 shalem kernel: ? slab_free_freelist_hook.constprop.0+0x11b/0x160 Aug 19 12:27:49 shalem kernel: ? scsi_rescan_device+0x2c/0x90 Aug 19 12:27:49 shalem kernel: scsi_rescan_device+0x77/0x90 Aug 19 12:27:49 shalem kernel: ata_scsi_dev_rescan+0x9d/0x110 Aug 19 12:27:49 shalem kernel: process_one_work+0x2a0/0x600 Aug 19 12:27:49 shalem kernel: worker_thread+0x4f/0x3a0 Aug 19 12:27:49 shalem kernel: ? process_one_work+0x600/0x600 Aug 19 12:27:49 shalem kernel: kthread+0xf5/0x120 Aug 19 12:27:49 shalem kernel: ? kthread_complete_and_exit+0x20/0x20 Aug 19 12:27:49 shalem kernel: ret_from_fork+0x22/0x30 Aug 19 12:27:49 shalem kernel: Aug 19 12:27:49 shalem kernel: INFO: task smartd:2557 blocked for more than 245 seconds. Aug 19 12:27:49 shalem kernel: Tainted: G W OE ------- --- 6.0.0-0.rc1.20220817git3cc40a443a04.14.fc38.x86_64 #1 Aug 19 12:27:49 shalem kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 19 12:27:49 shalem kernel: task:smartd state:D stack:13000 pid: 2557 ppid: 1 flags:0x00000002 Aug 19 12:27:49 shalem kernel: Call Trace: Aug 19 12:27:49 shalem kernel: Aug 19 12:27:49 shalem kernel: __schedule+0x47f/0x16d0 Aug 19 12:27:49 shalem kernel: ? lock_release+0x14f/0x460 Aug 19 12:27:49 shalem kernel: ? _raw_spin_unlock_irqrestore+0x30/0x60 Aug 19 12:27:49 shalem kernel: ? _raw_spin_unlock_irqrestore+0x40/0x60 Aug 19 12:27:49 shalem kernel: schedule+0x5d/0xe0 Aug 19 12:27:49 shalem kernel: blk_queue_enter+0xe5/0x190 Aug 19 12:27:49 shalem kernel: ? prepare_to_wait_exclusive+0xd0/0xd0 Aug 19 12:27:49 shalem kernel: blk_mq_alloc_request+0x50/0xb0 Aug 19 12:27:49 shalem kernel: scsi_alloc_request+0xb/0x30 Aug 19 12:27:49 shalem kernel: sg_io+0x6b/0x390 Aug 19 12:27:49 shalem kernel: ? _copy_from_user+0x83/0xa0 Aug 19 12:27:49 shalem kernel: ? get_sg_io_hdr+0x26/0xb0 Aug 19 12:27:49 shalem kernel: scsi_ioctl+0x44c/0x960 Aug 19 12:27:49 shalem kernel: ? scsi_ioctl_block_when_processing_errors+0x45/0x50 Aug 19 12:27:49 shalem kernel: blkdev_ioctl+0x143/0x2c0 Aug 19 12:27:49 shalem kernel: __x64_sys_ioctl+0x90/0xd0 Aug 19 12:27:49 shalem kernel: do_syscall_64+0x5b/0x80 Aug 19 12:27:49 shalem kernel: ? do_syscall_64+0x67/0x80 Aug 19 12:27:49 shalem kernel: ? do_syscall_64+0x67/0x80 Aug 19 12:27:49 shalem kernel: ? do_syscall_64+0x67/0x80 Aug 19 12:27:49 shalem kernel: ? lockdep_hardirqs_on+0x7d/0x100 Aug 19 12:27:49 shalem kernel: entry_SYSCALL_64_after_hwframe+0x63/0xcd Aug 19 12:27:49 shalem kernel: RIP: 0033:0x7f9641245cdf Aug 19 12:27:49 shalem kernel: RSP: 002b:00007ffc73d257d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 Aug 19 12:27:49 shalem kernel: RAX: ffffffffffffffda RBX: 00007ffc73d25ad0 RCX: 00007f9641245cdf Aug 19 12:27:49 shalem kernel: RDX: 00007ffc73d25840 RSI: 0000000000002285 RDI: 0000000000000003 Aug 19 12:27:49 shalem kernel: RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 Aug 19 12:27:49 shalem kernel: R10: 000000000000003c R11: 0000000000000246 R12: 00007ffc73d25c50 Aug 19 12:27:49 shalem kernel: R13: 0000000000000001 R14: 0000000000000000 R15: 000055fbff0abd10 Aug 19 12:27:49 shalem kernel: Aug 19 12:27:49 shalem kernel: INFO: task pool-udisksd:9404 blocked for more than 245 seconds. Aug 19 12:27:49 shalem kernel: Tainted: G W OE ------- --- 6.0.0-0.rc1.20220817git3cc40a443a04.14.fc38.x86_64 #1 Aug 19 12:27:49 shalem kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 19 12:27:49 shalem kernel: task:pool-udisksd state:D stack:14624 pid: 9404 ppid: 1 flags:0x00000002 Aug 19 12:27:49 shalem kernel: Call Trace: Aug 19 12:27:49 shalem kernel: Aug 19 12:27:49 shalem kernel: __schedule+0x47f/0x16d0 Aug 19 12:27:49 shalem kernel: ? lock_release+0x14f/0x460 Aug 19 12:27:49 shalem kernel: ? _raw_spin_unlock_irqrestore+0x30/0x60 Aug 19 12:27:49 shalem kernel: ? _raw_spin_unlock_irqrestore+0x40/0x60 Aug 19 12:27:49 shalem kernel: schedule+0x5d/0xe0 Aug 19 12:27:49 shalem kernel: blk_queue_enter+0xe5/0x190 Aug 19 12:27:49 shalem kernel: ? prepare_to_wait_exclusive+0xd0/0xd0 Aug 19 12:27:49 shalem kernel: blk_mq_alloc_request+0x50/0xb0 Aug 19 12:27:49 shalem kernel: scsi_alloc_request+0xb/0x30 Aug 19 12:27:49 shalem kernel: sg_io+0x6b/0x390 Aug 19 12:27:49 shalem kernel: ? _copy_from_user+0x83/0xa0 Aug 19 12:27:49 shalem kernel: ? get_sg_io_hdr+0x26/0xb0 Aug 19 12:27:49 shalem kernel: scsi_ioctl+0x44c/0x960 Aug 19 12:27:49 shalem kernel: ? scsi_ioctl_block_when_processing_errors+0x45/0x50 Aug 19 12:27:49 shalem kernel: blkdev_ioctl+0x143/0x2c0 Aug 19 12:27:49 shalem kernel: __x64_sys_ioctl+0x90/0xd0 Aug 19 12:27:49 shalem kernel: do_syscall_64+0x5b/0x80 Aug 19 12:27:49 shalem kernel: ? do_syscall_64+0x67/0x80 Aug 19 12:27:49 shalem kernel: ? lockdep_hardirqs_on+0x7d/0x100 Aug 19 12:27:49 shalem kernel: ? do_syscall_64+0x67/0x80 Aug 19 12:27:49 shalem kernel: ? ret_from_fork+0x15/0x30 Aug 19 12:27:49 shalem kernel: ? lockdep_hardirqs_on+0x7d/0x100 Aug 19 12:27:49 shalem kernel: entry_SYSCALL_64_after_hwframe+0x63/0xcd Aug 19 12:27:49 shalem kernel: RIP: 0033:0x7f0c77065cdf Aug 19 12:27:49 shalem kernel: RSP: 002b:00007f0c75dfd7f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 Aug 19 12:27:49 shalem kernel: RAX: ffffffffffffffda RBX: 00007f0c75dfda00 RCX: 00007f0c77065cdf Aug 19 12:27:49 shalem kernel: RDX: 00007f0c75dfd860 RSI: 0000000000002285 RDI: 0000000000000011 Aug 19 12:27:49 shalem kernel: RBP: 0000000000001388 R08: 00007f0c75dfd9e0 R09: 00007f0c75dfe550 Aug 19 12:27:49 shalem kernel: R10: 00007f0c75dfd960 R11: 0000000000000246 R12: 00007f0c75dfdb70 Aug 19 12:27:49 shalem kernel: R13: 0000000000000000 R14: 0000000000000011 R15: 00007f0c75dfd9e0 Aug 19 12:27:49 shalem kernel: Aug 19 12:27:49 shalem kernel: Showing all locks held in the system: Aug 19 12:27:49 shalem kernel: 1 lock held by rcu_tasks_kthre/11: Aug 19 12:27:49 shalem kernel: #0: ffffffff86168820 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x2b/0x3e0 Aug 19 12:27:49 shalem kernel: 1 lock held by rcu_tasks_rude_/12: Aug 19 12:27:49 shalem kernel: #0: ffffffff86168560 (rcu_tasks_rude.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x2b/0x3e0 Aug 19 12:27:49 shalem kernel: 1 lock held by rcu_tasks_trace/13: Aug 19 12:27:49 shalem kernel: #0: ffffffff86168260 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x2b/0x3e0 Aug 19 12:27:49 shalem kernel: 1 lock held by khungtaskd/100: Aug 19 12:27:49 shalem kernel: #0: ffffffff86169320 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x15/0x16b Aug 19 12:27:49 shalem kernel: 4 locks held by kworker/0:3/305: Aug 19 12:27:49 shalem kernel: #0: ffff8ac180051748 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x20b/0x600 Aug 19 12:27:49 shalem kernel: #1: ffffa78dc4007e78 ((work_completion)(&ap->scsi_rescan_task)){+.+.}-{0:0}, at: process_one_work+0x20b/0x600 Aug 19 12:27:49 shalem kernel: #2: ffff8ac18ba840a8 (&ap->scsi_scan_mutex){+.+.}-{3:3}, at: ata_scsi_dev_rescan+0x32/0x110 Aug 19 12:27:49 shalem kernel: #3: ffff8ac1909b5390 (&dev->mutex){....}-{3:3}, at: scsi_rescan_device+0x24/0x90 Aug 19 12:27:49 shalem kernel: 1 lock held by systemd-journal/2096: Aug 19 12:27:49 shalem kernel: 1 lock held by LCDd/2542: Aug 19 12:27:49 shalem kernel: #0: ffffffff8635a578 (minors_rwsem){++++}-{3:3}, at: hidraw_write+0x1e/0x50 Aug 19 12:27:49 shalem kernel: Aug 19 12:27:49 shalem kernel: ============================================= Aug 19 12:29:51 shalem kernel: INFO: task kworker/0:3:305 blocked for more than 368 seconds. Aug 19 12:29:51 shalem kernel: Tainted: G W OE ------- --- 6.0.0-0.rc1.20220817git3cc40a443a04.14.fc38.x86_64 #1 Aug 19 12:29:51 shalem kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 19 12:29:51 shalem kernel: task:kworker/0:3 state:D stack:13008 pid: 305 ppid: 2 flags:0x00004000 Aug 19 12:29:51 shalem kernel: Workqueue: events ata_scsi_dev_rescan Aug 19 12:29:51 shalem kernel: Call Trace: Aug 19 12:29:51 shalem kernel: Aug 19 12:29:51 shalem kernel: __schedule+0x47f/0x16d0 Aug 19 12:29:51 shalem kernel: ? mark_held_locks+0x50/0x80 Aug 19 12:29:51 shalem kernel: ? _raw_spin_unlock_irq+0x24/0x50 Aug 19 12:29:51 shalem kernel: schedule+0x5d/0xe0 Aug 19 12:29:51 shalem kernel: blk_mq_freeze_queue_wait+0x57/0x90 Aug 19 12:29:51 shalem kernel: ? prepare_to_wait_exclusive+0xd0/0xd0 Aug 19 12:29:51 shalem kernel: disk_clear_zone_settings+0x19/0xa0 Aug 19 12:29:51 shalem kernel: sd_revalidate_disk.isra.0+0x1660/0x2c60 Aug 19 12:29:51 shalem kernel: ? slab_free_freelist_hook.constprop.0+0x11b/0x160 Aug 19 12:29:51 shalem kernel: ? scsi_rescan_device+0x2c/0x90 Aug 19 12:29:51 shalem kernel: scsi_rescan_device+0x77/0x90 Aug 19 12:29:51 shalem kernel: ata_scsi_dev_rescan+0x9d/0x110 Aug 19 12:29:51 shalem kernel: process_one_work+0x2a0/0x600 Aug 19 12:29:51 shalem kernel: worker_thread+0x4f/0x3a0 Aug 19 12:29:51 shalem kernel: ? process_one_work+0x600/0x600 Aug 19 12:29:51 shalem kernel: kthread+0xf5/0x120 Aug 19 12:29:51 shalem kernel: ? kthread_complete_and_exit+0x20/0x20 Aug 19 12:29:51 shalem kernel: ret_from_fork+0x22/0x30 Aug 19 12:29:51 shalem kernel: Aug 19 12:29:51 shalem kernel: INFO: task smartd:2557 blocked for more than 368 seconds. Aug 19 12:29:51 shalem kernel: Tainted: G W OE ------- --- 6.0.0-0.rc1.20220817git3cc40a443a04.14.fc38.x86_64 #1 Aug 19 12:29:51 shalem kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 19 12:29:51 shalem kernel: task:smartd state:D stack:13000 pid: 2557 ppid: 1 flags:0x00000002 Aug 19 12:29:51 shalem kernel: Call Trace: Aug 19 12:29:51 shalem kernel: Aug 19 12:29:51 shalem kernel: __schedule+0x47f/0x16d0 Aug 19 12:29:51 shalem kernel: ? lock_release+0x14f/0x460 Aug 19 12:29:51 shalem kernel: ? _raw_spin_unlock_irqrestore+0x30/0x60 Aug 19 12:29:51 shalem kernel: ? _raw_spin_unlock_irqrestore+0x40/0x60 Aug 19 12:29:51 shalem kernel: schedule+0x5d/0xe0 Aug 19 12:29:51 shalem kernel: blk_queue_enter+0xe5/0x190 Aug 19 12:29:51 shalem kernel: ? prepare_to_wait_exclusive+0xd0/0xd0 Aug 19 12:29:51 shalem kernel: blk_mq_alloc_request+0x50/0xb0 Aug 19 12:29:51 shalem kernel: scsi_alloc_request+0xb/0x30 Aug 19 12:29:51 shalem kernel: sg_io+0x6b/0x390 Aug 19 12:29:51 shalem kernel: ? _copy_from_user+0x83/0xa0 Aug 19 12:29:51 shalem kernel: ? get_sg_io_hdr+0x26/0xb0 Aug 19 12:29:51 shalem kernel: scsi_ioctl+0x44c/0x960 Aug 19 12:29:51 shalem kernel: ? scsi_ioctl_block_when_processing_errors+0x45/0x50 Aug 19 12:29:51 shalem kernel: blkdev_ioctl+0x143/0x2c0 Aug 19 12:29:51 shalem kernel: __x64_sys_ioctl+0x90/0xd0 Aug 19 12:29:51 shalem kernel: do_syscall_64+0x5b/0x80 Aug 19 12:29:51 shalem kernel: ? do_syscall_64+0x67/0x80 Aug 19 12:29:51 shalem kernel: ? do_syscall_64+0x67/0x80 Aug 19 12:29:51 shalem kernel: ? do_syscall_64+0x67/0x80 Aug 19 12:29:51 shalem kernel: ? lockdep_hardirqs_on+0x7d/0x100 Aug 19 12:29:51 shalem kernel: entry_SYSCALL_64_after_hwframe+0x63/0xcd Aug 19 12:29:51 shalem kernel: RIP: 0033:0x7f9641245cdf Aug 19 12:29:51 shalem kernel: RSP: 002b:00007ffc73d257d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 Aug 19 12:29:51 shalem kernel: RAX: ffffffffffffffda RBX: 00007ffc73d25ad0 RCX: 00007f9641245cdf Aug 19 12:29:51 shalem kernel: RDX: 00007ffc73d25840 RSI: 0000000000002285 RDI: 0000000000000003 Aug 19 12:29:51 shalem kernel: RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 Aug 19 12:29:51 shalem kernel: R10: 000000000000003c R11: 0000000000000246 R12: 00007ffc73d25c50 Aug 19 12:29:51 shalem kernel: R13: 0000000000000001 R14: 0000000000000000 R15: 000055fbff0abd10 Aug 19 12:29:51 shalem kernel: Aug 19 12:29:51 shalem kernel: INFO: task pool-udisksd:9404 blocked for more than 368 seconds. Aug 19 12:29:51 shalem kernel: Tainted: G W OE ------- --- 6.0.0-0.rc1.20220817git3cc40a443a04.14.fc38.x86_64 #1 Aug 19 12:29:51 shalem kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 19 12:29:51 shalem kernel: task:pool-udisksd state:D stack:14624 pid: 9404 ppid: 1 flags:0x00000002 Aug 19 12:29:51 shalem kernel: Call Trace: Aug 19 12:29:51 shalem kernel: Aug 19 12:29:51 shalem kernel: __schedule+0x47f/0x16d0 Aug 19 12:29:51 shalem kernel: ? lock_release+0x14f/0x460 Aug 19 12:29:51 shalem kernel: ? _raw_spin_unlock_irqrestore+0x30/0x60 Aug 19 12:29:51 shalem kernel: ? _raw_spin_unlock_irqrestore+0x40/0x60 Aug 19 12:29:51 shalem kernel: schedule+0x5d/0xe0 Aug 19 12:29:51 shalem kernel: blk_queue_enter+0xe5/0x190 Aug 19 12:29:51 shalem kernel: ? prepare_to_wait_exclusive+0xd0/0xd0 Aug 19 12:29:51 shalem kernel: blk_mq_alloc_request+0x50/0xb0 Aug 19 12:29:51 shalem kernel: scsi_alloc_request+0xb/0x30 Aug 19 12:29:51 shalem kernel: sg_io+0x6b/0x390 Aug 19 12:29:51 shalem kernel: ? _copy_from_user+0x83/0xa0 Aug 19 12:29:51 shalem kernel: ? get_sg_io_hdr+0x26/0xb0 Aug 19 12:29:51 shalem kernel: scsi_ioctl+0x44c/0x960 Aug 19 12:29:51 shalem kernel: ? scsi_ioctl_block_when_processing_errors+0x45/0x50 Aug 19 12:29:51 shalem kernel: blkdev_ioctl+0x143/0x2c0 Aug 19 12:29:51 shalem kernel: __x64_sys_ioctl+0x90/0xd0 Aug 19 12:29:51 shalem kernel: do_syscall_64+0x5b/0x80 Aug 19 12:29:51 shalem kernel: ? do_syscall_64+0x67/0x80 Aug 19 12:29:51 shalem kernel: ? lockdep_hardirqs_on+0x7d/0x100 Aug 19 12:29:51 shalem kernel: ? do_syscall_64+0x67/0x80 Aug 19 12:29:51 shalem kernel: ? ret_from_fork+0x15/0x30 Aug 19 12:29:51 shalem kernel: ? lockdep_hardirqs_on+0x7d/0x100 Aug 19 12:29:51 shalem kernel: entry_SYSCALL_64_after_hwframe+0x63/0xcd Aug 19 12:29:51 shalem kernel: RIP: 0033:0x7f0c77065cdf Aug 19 12:29:51 shalem kernel: RSP: 002b:00007f0c75dfd7f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 Aug 19 12:29:51 shalem kernel: RAX: ffffffffffffffda RBX: 00007f0c75dfda00 RCX: 00007f0c77065cdf Aug 19 12:29:51 shalem kernel: RDX: 00007f0c75dfd860 RSI: 0000000000002285 RDI: 0000000000000011 Aug 19 12:29:51 shalem kernel: RBP: 0000000000001388 R08: 00007f0c75dfd9e0 R09: 00007f0c75dfe550 Aug 19 12:29:51 shalem kernel: R10: 00007f0c75dfd960 R11: 0000000000000246 R12: 00007f0c75dfdb70 Aug 19 12:29:51 shalem kernel: R13: 0000000000000000 R14: 0000000000000011 R15: 00007f0c75dfd9e0 Aug 19 12:29:51 shalem kernel: Aug 19 12:29:51 shalem kernel: Showing all locks held in the system: Aug 19 12:29:51 shalem kernel: 1 lock held by rcu_tasks_kthre/11: Aug 19 12:29:51 shalem kernel: #0: ffffffff86168820 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x2b/0x3e0 Aug 19 12:29:51 shalem kernel: 1 lock held by rcu_tasks_rude_/12: Aug 19 12:29:51 shalem kernel: #0: ffffffff86168560 (rcu_tasks_rude.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x2b/0x3e0 Aug 19 12:29:51 shalem kernel: 1 lock held by rcu_tasks_trace/13: Aug 19 12:29:51 shalem kernel: #0: ffffffff86168260 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x2b/0x3e0 Aug 19 12:29:51 shalem kernel: 1 lock held by khungtaskd/100: Aug 19 12:29:51 shalem kernel: #0: ffffffff86169320 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x15/0x16b Aug 19 12:29:51 shalem kernel: 4 locks held by kworker/0:3/305: Aug 19 12:29:51 shalem kernel: #0: ffff8ac180051748 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x20b/0x600 Aug 19 12:29:51 shalem kernel: #1: ffffa78dc4007e78 ((work_completion)(&ap->scsi_rescan_task)){+.+.}-{0:0}, at: process_one_work+0x20b/0x600 Aug 19 12:29:51 shalem kernel: #2: ffff8ac18ba840a8 (&ap->scsi_scan_mutex){+.+.}-{3:3}, at: ata_scsi_dev_rescan+0x32/0x110 Aug 19 12:29:51 shalem kernel: #3: ffff8ac1909b5390 (&dev->mutex){....}-{3:3}, at: scsi_rescan_device+0x24/0x90 Aug 19 12:29:51 shalem kernel: 1 lock held by LCDd/2542: Aug 19 12:29:51 shalem kernel: #0: ffffffff8635a578 (minors_rwsem){++++}-{3:3}, at: hidraw_write+0x1e/0x50 Aug 19 12:29:51 shalem kernel: Aug 19 12:29:51 shalem kernel: ============================================= Aug 19 12:31:54 shalem kernel: INFO: task kworker/0:3:305 blocked for more than 491 seconds. Aug 19 12:31:54 shalem kernel: Tainted: G W OE ------- --- 6.0.0-0.rc1.20220817git3cc40a443a04.14.fc38.x86_64 #1 Aug 19 12:31:54 shalem kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 19 12:31:54 shalem kernel: task:kworker/0:3 state:D stack:13008 pid: 305 ppid: 2 flags:0x00004000 Aug 19 12:31:54 shalem kernel: Workqueue: events ata_scsi_dev_rescan Aug 19 12:31:54 shalem kernel: Call Trace: Aug 19 12:31:54 shalem kernel: Aug 19 12:31:54 shalem kernel: __schedule+0x47f/0x16d0 Aug 19 12:31:54 shalem kernel: ? mark_held_locks+0x50/0x80 Aug 19 12:31:54 shalem kernel: ? _raw_spin_unlock_irq+0x24/0x50 Aug 19 12:31:54 shalem kernel: schedule+0x5d/0xe0 Aug 19 12:31:54 shalem kernel: blk_mq_freeze_queue_wait+0x57/0x90 Aug 19 12:31:54 shalem kernel: ? prepare_to_wait_exclusive+0xd0/0xd0 Aug 19 12:31:54 shalem kernel: disk_clear_zone_settings+0x19/0xa0 Aug 19 12:31:54 shalem kernel: sd_revalidate_disk.isra.0+0x1660/0x2c60 Aug 19 12:31:54 shalem kernel: ? slab_free_freelist_hook.constprop.0+0x11b/0x160 Aug 19 12:31:54 shalem kernel: ? scsi_rescan_device+0x2c/0x90 Aug 19 12:31:54 shalem kernel: scsi_rescan_device+0x77/0x90 Aug 19 12:31:54 shalem kernel: ata_scsi_dev_rescan+0x9d/0x110 Aug 19 12:31:54 shalem kernel: process_one_work+0x2a0/0x600 Aug 19 12:31:54 shalem kernel: worker_thread+0x4f/0x3a0 Aug 19 12:31:54 shalem kernel: ? process_one_work+0x600/0x600 Aug 19 12:31:54 shalem kernel: kthread+0xf5/0x120 Aug 19 12:31:54 shalem kernel: ? kthread_complete_and_exit+0x20/0x20 Aug 19 12:31:54 shalem kernel: ret_from_fork+0x22/0x30 Aug 19 12:31:54 shalem kernel: Aug 19 12:31:54 shalem kernel: Showing all locks held in the system: Aug 19 12:31:54 shalem kernel: 1 lock held by rcu_tasks_kthre/11: Aug 19 12:31:54 shalem kernel: #0: ffffffff86168820 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x2b/0x3e0 Aug 19 12:31:54 shalem kernel: 1 lock held by rcu_tasks_rude_/12: Aug 19 12:31:54 shalem kernel: #0: ffffffff86168560 (rcu_tasks_rude.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x2b/0x3e0 Aug 19 12:31:54 shalem kernel: 1 lock held by rcu_tasks_trace/13: Aug 19 12:31:54 shalem kernel: #0: ffffffff86168260 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x2b/0x3e0 Aug 19 12:31:54 shalem kernel: 1 lock held by khungtaskd/100: Aug 19 12:31:54 shalem kernel: #0: ffffffff86169320 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x15/0x16b Aug 19 12:31:54 shalem kernel: 4 locks held by kworker/0:3/305: Aug 19 12:31:54 shalem kernel: #0: ffff8ac180051748 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x20b/0x600 Aug 19 12:31:54 shalem kernel: #1: ffffa78dc4007e78 ((work_completion)(&ap->scsi_rescan_task)){+.+.}-{0:0}, at: process_one_work+0x20b/0x600 Aug 19 12:31:54 shalem kernel: #2: ffff8ac18ba840a8 (&ap->scsi_scan_mutex){+.+.}-{3:3}, at: ata_scsi_dev_rescan+0x32/0x110 Aug 19 12:31:54 shalem kernel: #3: ffff8ac1909b5390 (&dev->mutex){....}-{3:3}, at: scsi_rescan_device+0x24/0x90 Aug 19 12:31:54 shalem kernel: 1 lock held by gfx/688: Aug 19 12:31:54 shalem kernel: #0: ffffffff86169320 (rcu_read_lock){....}-{1:2}, at: raw_spin_rq_lock_nested+0x24/0x80 Aug 19 12:31:54 shalem kernel: 1 lock held by LCDd/2542: Aug 19 12:31:54 shalem kernel: #0: ffffffff8635a578 (minors_rwsem){++++}-{3:3}, at: hidraw_write+0x1e/0x50 Aug 19 12:31:54 shalem kernel: 2 locks held by kworker/u64:119/8383: Aug 19 12:31:54 shalem kernel: 1 lock held by WRRende~ckend#1/9586: Aug 19 12:31:54 shalem kernel: Aug 19 12:31:54 shalem kernel: ============================================= Sorry for not being able to write a better bug-report but I don't have the time to dive into this deeper. I hope this report is enough for someone to have a clue what is going on. Regards, Hans