Hello I found this regression issue on 5.16.0-rc1, pls check it and let me know if you need any test/debug info for it, thanks. [ 369.657564] INFO: task main.sh:1695 blocked for more than 122 seconds. [ 369.664871] Tainted: G S 5.16.0-rc1 #1 [ 369.671106] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.679854] task:main.sh state:D stack: 0 pid: 1695 ppid: 1692 flags:0x00004004 [ 369.679863] Call Trace: [ 369.679866] <TASK> [ 369.679872] __schedule+0x3e3/0x9a0 [ 369.679887] ? _raw_spin_lock_irqsave+0x17/0x40 [ 369.679893] schedule+0x44/0xc0 [ 369.679899] blk_mq_freeze_queue_wait+0x62/0x90 [ 369.679908] ? finish_wait+0x80/0x80 [ 369.679920] del_gendisk+0x18d/0x210 [ 369.679931] nvme_ns_remove+0xc7/0x1d0 [nvme_core] [ 369.679954] nvme_remove_namespaces+0xac/0xf0 [nvme_core] [ 369.679974] nvme_remove+0x60/0x140 [nvme] [ 369.679984] pci_device_remove+0x36/0xb0 [ 369.679994] device_release_driver_internal+0xf7/0x1e0 [ 369.680005] pci_stop_bus_device+0x69/0x90 [ 369.680012] pci_stop_and_remove_bus_device_locked+0x16/0x30 [ 369.680018] remove_store+0x75/0x90 [ 369.680025] kernfs_fop_write_iter+0x130/0x1c0 [ 369.680035] new_sync_write+0x122/0x1b0 [ 369.680045] vfs_write+0x1ba/0x2a0 [ 369.680053] ksys_write+0x59/0xd0 [ 369.680058] do_syscall_64+0x3a/0x80 [ 369.680067] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 369.680073] RIP: 0033:0x7f99b1159648 [ 369.680078] RSP: 002b:00007ffec2a09748 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 369.680083] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f99b1159648 [ 369.680086] RDX: 0000000000000002 RSI: 0000564e26ba1b20 RDI: 0000000000000001 [ 369.680089] RBP: 0000564e26ba1b20 R08: 000000000000000a R09: 00007f99b11ec620 [ 369.680091] R10: 000000000000000a R11: 0000000000000246 R12: 00007f99b142c6e0 [ 369.680094] R13: 0000000000000002 R14: 00007f99b1427880 R15: 0000000000000002 [ 369.680099] </TASK> [ 492.536344] INFO: task main.sh:1695 blocked for more than 245 seconds. [ 492.543638] Tainted: G S 5.16.0-rc1 #1 [ 492.549870] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 492.558617] task:main.sh state:D stack: 0 pid: 1695 ppid: 1692 flags:0x00004004 [ 492.558625] Call Trace: [ 492.558627] <TASK> [ 492.558631] __schedule+0x3e3/0x9a0 [ 492.558639] ? _raw_spin_lock_irqsave+0x17/0x40 [ 492.558644] schedule+0x44/0xc0 [ 492.558650] blk_mq_freeze_queue_wait+0x62/0x90 [ 492.558655] ? finish_wait+0x80/0x80 [ 492.558663] del_gendisk+0x18d/0x210 [ 492.558671] nvme_ns_remove+0xc7/0x1d0 [nvme_core] [ 492.558692] nvme_remove_namespaces+0xac/0xf0 [nvme_core] [ 492.558710] nvme_remove+0x60/0x140 [nvme] [ 492.558718] pci_device_remove+0x36/0xb0 [ 492.558724] device_release_driver_internal+0xf7/0x1e0 [ 492.558732] pci_stop_bus_device+0x69/0x90 [ 492.558737] pci_stop_and_remove_bus_device_locked+0x16/0x30 [ 492.558742] remove_store+0x75/0x90 [ 492.558748] kernfs_fop_write_iter+0x130/0x1c0 [ 492.558756] new_sync_write+0x122/0x1b0 [ 492.558763] vfs_write+0x1ba/0x2a0 [ 492.558769] ksys_write+0x59/0xd0 [ 492.558775] do_syscall_64+0x3a/0x80 [ 492.558780] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 492.558785] RIP: 0033:0x7f99b1159648 [ 492.558789] RSP: 002b:00007ffec2a09748 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 492.558794] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f99b1159648 [ 492.558797] RDX: 0000000000000002 RSI: 0000564e26ba1b20 RDI: 0000000000000001 [ 492.558800] RBP: 0000564e26ba1b20 R08: 000000000000000a R09: 00007f99b11ec620 [ 492.558803] R10: 000000000000000a R11: 0000000000000246 R12: 00007f99b142c6e0 [ 492.558805] R13: 0000000000000002 R14: 00007f99b1427880 R15: 0000000000000002 [ 492.558811] </TASK> -- Best Regards, Yi Zhang
