[ 758.391455] nipa-hw-worker: drivers/net:napi_threaded.py: timed out
[ 758.393897] nipa-hw-worker: [4/38] Retrying drivers/net:napi_threaded.py
[ 758.554136] kselftest: Running tests in drivers/net
[ 989.750490] INFO: task python3:5013 blocked for more than 122 seconds.
[ 989.758718] Not tainted 7.0.0-rc4-hqlo-g31240a36c3b0 #1
[ 989.765969] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 989.775561] task:python3 state:D stack:25312 pid:5013 tgid:5013 ppid:5012 task_flags:0x400100 flags:0x00080000
[ 989.788767] Call Trace:
[ 989.792307]
[ 989.795464] __schedule+0xad9/0x1490
[ 989.800281] ? io_schedule_timeout+0x130/0x130
[ 989.806066] ? find_held_lock+0x2b/0x80
[ 989.811172] ? __lock_release.isra.0+0x59/0x170
[ 989.817060] schedule+0xd4/0x260
[ 989.821478] schedule_preempt_disabled+0x18/0x30
[ 989.827458] __mutex_lock+0xd76/0x1f20
[ 989.832465] ? threaded_store+0x132/0x220
[ 989.837767] ? ww_mutex_lock+0x160/0x160
[ 989.842968] ? selinux_inode_free_security+0x310/0x310
[ 989.849541] ? cap_capable+0x1ed/0x3f0
[ 989.854548] ? sysfs_file_ops+0x140/0x140
[ 989.859846] ? threaded_store+0x132/0x220
[ 989.865144] threaded_store+0x132/0x220
[ 989.870243] ? tx_maxrate_store+0x4e0/0x4e0
[ 989.875738] ? sysfs_file_ops+0x140/0x140
[ 989.881035] ? sysfs_file_kobj+0xbd/0x1e0
[ 989.886333] ? sysfs_kf_write+0x65/0x160
[ 989.891532] kernfs_fop_write_iter+0x335/0x510
[ 989.897319] ? kernfs_ops+0xf0/0xf0
[ 989.902031] new_sync_write+0x308/0x6f0
[ 989.907126] ? new_sync_read+0x6f0/0x6f0
[ 989.912320] ? lock_acquire.part.0+0xbc/0x260
[ 989.918009] ? ksys_write+0xff/0x200
[ 989.922824] vfs_write+0x62a/0x980
[ 989.927442] ksys_write+0xff/0x200
[ 989.932057] ? __ia32_sys_read+0xc0/0xc0
[ 989.937255] ? kernfs_fop_llseek+0x160/0x1f0
[ 989.942846] ? rcu_is_watching+0x15/0xd0
[ 989.948049] do_syscall_64+0xf3/0x5e0
[ 989.952957] ? exc_page_fault+0x9e/0xb0
[ 989.958062] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 989.964530] RIP: 0033:0x7f8641dfac5e
[ 989.969338] RSP: 002b:00007ffd912e0e60 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 989.978636] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8641dfac5e
[ 989.987444] RDX: 0000000000000001 RSI: 000055ef1901d110 RDI: 0000000000000007
[ 989.996244] RBP: 00007ffd912e0e70 R08: 0000000000000000 R09: 0000000000000000
[ 990.005054] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f8641c95e80
[ 990.013862] R13: 000055ef1901d110 R14: 0000000000000007 R15: 00007f86424fbb98
[ 990.022675]
[ 990.025973] INFO: task python3:5013 is blocked on a mutex likely owned by task python3:3058.
[ 990.036263] task:python3 state:D stack:25312 pid:3058 tgid:3058 ppid:3057 task_flags:0x400100 flags:0x00080802
[ 990.049468] Call Trace:
[ 990.053008]
[ 990.056157] __schedule+0xad9/0x1490
[ 990.060967] ? io_schedule_timeout+0x130/0x130
[ 990.066752] ? find_held_lock+0x2b/0x80
[ 990.071855] ? __try_to_del_timer_sync+0x154/0x1f0
[ 990.078036] schedule+0xd4/0x260
[ 990.082457] schedule_timeout+0x103/0x260
[ 990.087754] ? rcu_is_watching+0x15/0xd0
[ 990.092952] ? hrtimer_nanosleep_restart+0x180/0x180
[ 990.099325] ? hrtimers_cpu_dying+0x250/0x250
[ 990.105015] ? ww_mutex_lock+0x160/0x160
[ 990.110216] msleep+0x1b/0x30
[ 990.114344] napi_set_threaded+0x376/0x410
[ 990.119739] ? napi_resume_irqs+0x1a0/0x1a0
[ 990.125234] netif_set_threaded+0x254/0x400
[ 990.130729] ? sysfs_file_ops+0x140/0x140
[ 990.136025] threaded_store+0x1bb/0x220
[ 990.141129] ? tx_maxrate_store+0x4e0/0x4e0
[ 990.146621] ? sysfs_file_ops+0x140/0x140
[ 990.151919] ? sysfs_file_kobj+0xbd/0x1e0
[ 990.157215] ? sysfs_kf_write+0x65/0x160
[ 990.162417] kernfs_fop_write_iter+0x335/0x510
[ 990.168203] ? kernfs_ops+0xf0/0xf0
[ 990.172918] new_sync_write+0x308/0x6f0
[ 990.178019] ? new_sync_read+0x6f0/0x6f0
[ 990.183221] ? lock_acquire.part.0+0xbc/0x260
[ 990.188908] ? ksys_write+0xff/0x200
[ 990.193720] vfs_write+0x62a/0x980
[ 990.198335] ksys_write+0xff/0x200
[ 990.202948] ? __ia32_sys_read+0xc0/0xc0
[ 990.208146] ? kernfs_fop_llseek+0x160/0x1f0
[ 990.213737] ? rcu_is_watching+0x15/0xd0
[ 990.218937] do_syscall_64+0xf3/0x5e0
[ 990.223837] ? irq_exit_rcu+0x39/0xf0
[ 990.228745] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 990.235212] RIP: 0033:0x7f42607a3c5e
[ 990.240021] RSP: 002b:00007ffc45a72ea0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 990.249325] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f42607a3c5e
[ 990.258135] RDX: 0000000000000001 RSI: 00005638f5216110 RDI: 0000000000000007
[ 990.266944] RBP: 00007ffc45a72eb0 R08: 0000000000000000 R09: 0000000000000000
[ 990.275753] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f426063ee80
[ 990.284574] R13: 00005638f5216110 R14: 0000000000000007 R15: 00007f42605ce480
[ 990.293383]
[ 990.296643] \x0aShowing all locks held in the system:
[ 990.305185] 1 lock held by khungtaskd/185:
[ 990.310578] #0: ffffffff99ace020 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 990.322056] 2 locks held by systemd-journal/807:
[ 990.328035] #0: ff1100180ddb7220 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x18f/0x1490
[ 990.337924] #1: ffffffff99cc8ca0 (mmu_notifier_invalidate_range_start){+.+.}-{0:0}, at: fs_reclaim_acquire+0x7b/0x120
[ 990.350754] 4 locks held by python3/3058:
[ 990.356048] #0: ff1100012dfbc3f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 990.365838] #1: ff1100013b978e88 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 990.376801] #2: ff110001211350f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 990.387956] #3: ff110001211a1cb8 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 990.398054] 4 locks held by python3/5013:
[ 990.403352] #0: ff1100012dfbc3f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 990.413145] #1: ff1100013cf9b288 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 990.424109] #2: ff110001211350f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 990.435267] #3: ff110001211a1cb8 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 990.445356]
[ 990.447822] =============================================\x0a
[ 1112.631686] INFO: task python3:5013 blocked for more than 245 seconds.
[ 1112.632649] kworker/u129:1 (186) used greatest stack depth: 21688 bytes left
[ 1112.639821] Not tainted 7.0.0-rc4-hqlo-g31240a36c3b0 #1
[ 1112.655795] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1112.665386] task:python3 state:D stack:25312 pid:5013 tgid:5013 ppid:5012 task_flags:0x400100 flags:0x00080000
[ 1112.678593] Call Trace:
[ 1112.682134]
[ 1112.685286] __schedule+0xad9/0x1490
[ 1112.690101] ? io_schedule_timeout+0x130/0x130
[ 1112.695887] ? find_held_lock+0x2b/0x80
[ 1112.700993] ? __lock_release.isra.0+0x59/0x170
[ 1112.706880] schedule+0xd4/0x260
[ 1112.711298] schedule_preempt_disabled+0x18/0x30
[ 1112.717277] __mutex_lock+0xd76/0x1f20
[ 1112.722283] ? threaded_store+0x132/0x220
[ 1112.727586] ? ww_mutex_lock+0x160/0x160
[ 1112.732787] ? selinux_inode_free_security+0x310/0x310
[ 1112.739362] ? cap_capable+0x1ed/0x3f0
[ 1112.744372] ? sysfs_file_ops+0x140/0x140
[ 1112.749674] ? threaded_store+0x132/0x220
[ 1112.754970] threaded_store+0x132/0x220
[ 1112.760075] ? tx_maxrate_store+0x4e0/0x4e0
[ 1112.765565] ? sysfs_file_ops+0x140/0x140
[ 1112.770861] ? sysfs_file_kobj+0xbd/0x1e0
[ 1112.776159] ? sysfs_kf_write+0x65/0x160
[ 1112.781358] kernfs_fop_write_iter+0x335/0x510
[ 1112.787146] ? kernfs_ops+0xf0/0xf0
[ 1112.791858] new_sync_write+0x308/0x6f0
[ 1112.796954] ? new_sync_read+0x6f0/0x6f0
[ 1112.802153] ? lock_acquire.part.0+0xbc/0x260
[ 1112.807842] ? ksys_write+0xff/0x200
[ 1112.812656] vfs_write+0x62a/0x980
[ 1112.817274] ksys_write+0xff/0x200
[ 1112.821890] ? __ia32_sys_read+0xc0/0xc0
[ 1112.827089] ? kernfs_fop_llseek+0x160/0x1f0
[ 1112.832681] ? rcu_is_watching+0x15/0xd0
[ 1112.837884] do_syscall_64+0xf3/0x5e0
[ 1112.842791] ? exc_page_fault+0x9e/0xb0
[ 1112.847895] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1112.854363] RIP: 0033:0x7f8641dfac5e
[ 1112.859184] RSP: 002b:00007ffd912e0e60 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1112.868503] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8641dfac5e
[ 1112.877319] RDX: 0000000000000001 RSI: 000055ef1901d110 RDI: 0000000000000007
[ 1112.886130] RBP: 00007ffd912e0e70 R08: 0000000000000000 R09: 0000000000000000
[ 1112.895037] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f8641c95e80
[ 1112.903844] R13: 000055ef1901d110 R14: 0000000000000007 R15: 00007f86424fbb98
[ 1112.912656]
[ 1112.915930] INFO: task python3:5013 is blocked on a mutex likely owned by task python3:3058.
[ 1112.926205] task:python3 state:D stack:25312 pid:3058 tgid:3058 ppid:3057 task_flags:0x400100 flags:0x00080802
[ 1112.939399] Call Trace:
[ 1112.942941]
[ 1112.946092] __schedule+0xad9/0x1490
[ 1112.950904] ? io_schedule_timeout+0x130/0x130
[ 1112.956687] ? find_held_lock+0x2b/0x80
[ 1112.961795] ? __try_to_del_timer_sync+0x154/0x1f0
[ 1112.967977] schedule+0xd4/0x260
[ 1112.967980] schedule_timeout+0x103/0x260
[ 1112.967984] ? rcu_is_watching+0x15/0xd0
[ 1112.967988] ? hrtimer_nanosleep_restart+0x180/0x180
[ 1112.967992] ? hrtimers_cpu_dying+0x250/0x250
[ 1112.994999] ? ww_mutex_lock+0x160/0x160
[ 1113.000202] msleep+0x1b/0x30
[ 1113.004329] napi_set_threaded+0x376/0x410
[ 1113.009724] ? napi_resume_irqs+0x1a0/0x1a0
[ 1113.015219] netif_set_threaded+0x254/0x400
[ 1113.020713] ? sysfs_file_ops+0x140/0x140
[ 1113.026011] threaded_store+0x1bb/0x220
[ 1113.031115] ? tx_maxrate_store+0x4e0/0x4e0
[ 1113.036607] ? sysfs_file_ops+0x140/0x140
[ 1113.041902] ? sysfs_file_kobj+0xbd/0x1e0
[ 1113.047199] ? sysfs_kf_write+0x65/0x160
[ 1113.052402] kernfs_fop_write_iter+0x335/0x510
[ 1113.058188] ? kernfs_ops+0xf0/0xf0
[ 1113.062898] new_sync_write+0x308/0x6f0
[ 1113.068001] ? new_sync_read+0x6f0/0x6f0
[ 1113.073202] ? lock_acquire.part.0+0xbc/0x260
[ 1113.078890] ? ksys_write+0xff/0x200
[ 1113.083693] vfs_write+0x62a/0x980
[ 1113.088309] ksys_write+0xff/0x200
[ 1113.092924] ? __ia32_sys_read+0xc0/0xc0
[ 1113.098122] ? kernfs_fop_llseek+0x160/0x1f0
[ 1113.103711] ? rcu_is_watching+0x15/0xd0
[ 1113.108910] do_syscall_64+0xf3/0x5e0
[ 1113.113806] ? irq_exit_rcu+0x39/0xf0
[ 1113.118717] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1113.125182] RIP: 0033:0x7f42607a3c5e
[ 1113.129992] RSP: 002b:00007ffc45a72ea0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1113.139292] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f42607a3c5e
[ 1113.148098] RDX: 0000000000000001 RSI: 00005638f5216110 RDI: 0000000000000007
[ 1113.156909] RBP: 00007ffc45a72eb0 R08: 0000000000000000 R09: 0000000000000000
[ 1113.165734] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f426063ee80
[ 1113.174547] R13: 00005638f5216110 R14: 0000000000000007 R15: 00007f42605ce480
[ 1113.183363]
[ 1113.186624] \x0aShowing all locks held in the system:
[ 1113.195164] 1 lock held by khungtaskd/185:
[ 1113.200559] #0: ffffffff99ace020 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1113.212047] 4 locks held by python3/3058:
[ 1113.217344] #0: ff1100012dfbc3f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1113.227137] #1: ff1100013b978e88 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1113.238099] #2: ff110001211350f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1113.249257] #3: ff110001211a1cb8 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1113.259349] 4 locks held by python3/5013:
[ 1113.264644] #0: ff1100012dfbc3f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1113.274434] #1: ff1100013cf9b288 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1113.285396] #2: ff110001211350f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1113.296545] #3: ff110001211a1cb8 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1113.306633] 5 locks held by (time-dir)/6083:
[ 1113.312222] #0: ff1100012e1243f8 (sb_writers#6){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1113.322014] #1: ff110001f261fa88 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1113.332976] #2: ffffffff99b36e48 (cgroup_mutex){+.+.}-{4:4}, at: cgroup_kn_lock_live+0xd2/0x3b0
[ 1113.343657] #3: ffffffff99968e90 (cpu_hotplug_lock){++++}-{0:0}, at: cgroup_procs_write_start+0x3e7/0x640
[ 1113.355301] #4: ffffffff99b36b50 (cgroup_threadgroup_rwsem){++++}-{0:0}, at: cgroup_procs_write_start+0x3f3/0x640
[ 1113.367730]
[ 1113.370196] =============================================\x0a
[ 1235.513874] INFO: task python3:5013 blocked for more than 368 seconds.
[ 1235.522018] Not tainted 7.0.0-rc4-hqlo-g31240a36c3b0 #1
[ 1235.529268] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1235.538855] task:python3 state:D stack:25312 pid:5013 tgid:5013 ppid:5012 task_flags:0x400100 flags:0x00080002
[ 1235.552059] Call Trace:
[ 1235.555599]
[ 1235.558748] __schedule+0xad9/0x1490
[ 1235.563565] ? io_schedule_timeout+0x130/0x130
[ 1235.569350] ? find_held_lock+0x2b/0x80
[ 1235.574452] ? __lock_release.isra.0+0x59/0x170
[ 1235.580336] schedule+0xd4/0x260
[ 1235.584753] schedule_preempt_disabled+0x18/0x30
[ 1235.590731] __mutex_lock+0xd76/0x1f20
[ 1235.595735] ? threaded_store+0x132/0x220
[ 1235.601033] ? ww_mutex_lock+0x160/0x160
[ 1235.606232] ? selinux_inode_free_security+0x310/0x310
[ 1235.612802] ? cap_capable+0x1ed/0x3f0
[ 1235.617806] ? sysfs_file_ops+0x140/0x140
[ 1235.623105] ? threaded_store+0x132/0x220
[ 1235.628400] threaded_store+0x132/0x220
[ 1235.633499] ? tx_maxrate_store+0x4e0/0x4e0
[ 1235.638993] ? sysfs_file_ops+0x140/0x140
[ 1235.644289] ? sysfs_file_kobj+0xbd/0x1e0
[ 1235.649584] ? sysfs_kf_write+0x65/0x160
[ 1235.654782] kernfs_fop_write_iter+0x335/0x510
[ 1235.660564] ? kernfs_ops+0xf0/0xf0
[ 1235.665272] new_sync_write+0x308/0x6f0
[ 1235.670375] ? new_sync_read+0x6f0/0x6f0
[ 1235.675576] ? lock_acquire.part.0+0xbc/0x260
[ 1235.681262] ? ksys_write+0xff/0x200
[ 1235.686073] vfs_write+0x62a/0x980
[ 1235.690688] ksys_write+0xff/0x200
[ 1235.695292] ? __ia32_sys_read+0xc0/0xc0
[ 1235.700490] ? kernfs_fop_llseek+0x160/0x1f0
[ 1235.706077] ? rcu_is_watching+0x15/0xd0
[ 1235.711278] do_syscall_64+0xf3/0x5e0
[ 1235.716183] ? exc_page_fault+0x9e/0xb0
[ 1235.721284] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1235.727750] RIP: 0033:0x7f8641dfac5e
[ 1235.732562] RSP: 002b:00007ffd912e0e60 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1235.741857] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8641dfac5e
[ 1235.750663] RDX: 0000000000000001 RSI: 000055ef1901d110 RDI: 0000000000000007
[ 1235.759469] RBP: 00007ffd912e0e70 R08: 0000000000000000 R09: 0000000000000000
[ 1235.768274] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f8641c95e80
[ 1235.777080] R13: 000055ef1901d110 R14: 0000000000000007 R15: 00007f86424fbb98
[ 1235.785893]
[ 1235.789174] INFO: task python3:5013 is blocked on a mutex likely owned by task python3:3058.
[ 1235.799454] task:python3 state:D stack:25312 pid:3058 tgid:3058 ppid:3057 task_flags:0x400100 flags:0x00080802
[ 1235.812657] Call Trace:
[ 1235.816187]
[ 1235.819335] __schedule+0xad9/0x1490
[ 1235.824145] ? io_schedule_timeout+0x130/0x130
[ 1235.829926] ? find_held_lock+0x2b/0x80
[ 1235.835028] ? __try_to_del_timer_sync+0x154/0x1f0
[ 1235.841209] schedule+0xd4/0x260
[ 1235.845625] schedule_timeout+0x103/0x260
[ 1235.850922] ? rcu_is_watching+0x15/0xd0
[ 1235.856120] ? hrtimer_nanosleep_restart+0x180/0x180
[ 1235.862487] ? hrtimers_cpu_dying+0x250/0x250
[ 1235.868174] ? ww_mutex_lock+0x160/0x160
[ 1235.873371] msleep+0x1b/0x30
[ 1235.877497] napi_set_threaded+0x376/0x410
[ 1235.882891] ? napi_resume_irqs+0x1a0/0x1a0
[ 1235.888384] netif_set_threaded+0x254/0x400
[ 1235.893876] ? sysfs_file_ops+0x140/0x140
[ 1235.899174] threaded_store+0x1bb/0x220
[ 1235.904265] ? tx_maxrate_store+0x4e0/0x4e0
[ 1235.909757] ? sysfs_file_ops+0x140/0x140
[ 1235.915042] ? sysfs_file_kobj+0xbd/0x1e0
[ 1235.920338] ? sysfs_kf_write+0x65/0x160
[ 1235.925537] kernfs_fop_write_iter+0x335/0x510
[ 1235.931320] ? kernfs_ops+0xf0/0xf0
[ 1235.936031] new_sync_write+0x308/0x6f0
[ 1235.941135] ? new_sync_read+0x6f0/0x6f0
[ 1235.946335] ? lock_acquire.part.0+0xbc/0x260
[ 1235.952010] ? ksys_write+0xff/0x200
[ 1235.956823] vfs_write+0x62a/0x980
[ 1235.961435] ksys_write+0xff/0x200
[ 1235.966049] ? __ia32_sys_read+0xc0/0xc0
[ 1235.971249] ? kernfs_fop_llseek+0x160/0x1f0
[ 1235.976839] ? rcu_is_watching+0x15/0xd0
[ 1235.982040] do_syscall_64+0xf3/0x5e0
[ 1235.986946] ? irq_exit_rcu+0x39/0xf0
[ 1235.991852] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1235.998318] RIP: 0033:0x7f42607a3c5e
[ 1236.003125] RSP: 002b:00007ffc45a72ea0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1236.012420] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f42607a3c5e
[ 1236.021227] RDX: 0000000000000001 RSI: 00005638f5216110 RDI: 0000000000000007
[ 1236.030024] RBP: 00007ffc45a72eb0 R08: 0000000000000000 R09: 0000000000000000
[ 1236.038831] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f426063ee80
[ 1236.047638] R13: 00005638f5216110 R14: 0000000000000007 R15: 00007f42605ce480
[ 1236.056457]
[ 1236.059732] \x0aShowing all locks held in the system:
[ 1236.068272] 1 lock held by khungtaskd/185:
[ 1236.073666] #0: ffffffff99ace020 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1236.085155] 4 locks held by python3/3058:
[ 1236.090448] #0: ff1100012dfbc3f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1236.100238] #1: ff1100013b978e88 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1236.111201] #2: ff110001211350f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1236.122357] #3: ff110001211a1cb8 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1236.132453] 4 locks held by python3/5013:
[ 1236.137748] #0: ff1100012dfbc3f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1236.147539] #1: ff1100013cf9b288 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1236.158501] #2: ff110001211350f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1236.169656] #3: ff110001211a1cb8 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1236.179749]
[ 1236.182221] =============================================\x0a
[ 1247.801976] kworker/u130:8 (3131) used greatest stack depth: 21192 bytes left
[ 1358.395062] INFO: task python3:5013 blocked for more than 491 seconds.
[ 1358.403214] Not tainted 7.0.0-rc4-hqlo-g31240a36c3b0 #1
[ 1358.410464] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1358.420054] task:python3 state:D stack:25312 pid:5013 tgid:5013 ppid:5012 task_flags:0x400100 flags:0x00080002
[ 1358.433259] Call Trace:
[ 1358.436802]
[ 1358.439955] __schedule+0xad9/0x1490
[ 1358.444770] ? io_schedule_timeout+0x130/0x130
[ 1358.450558] ? find_held_lock+0x2b/0x80
[ 1358.455662] ? __lock_release.isra.0+0x59/0x170
[ 1358.461547] schedule+0xd4/0x260
[ 1358.465966] schedule_preempt_disabled+0x18/0x30
[ 1358.471945] __mutex_lock+0xd76/0x1f20
[ 1358.476951] ? threaded_store+0x132/0x220
[ 1358.482250] ? ww_mutex_lock+0x160/0x160
[ 1358.487451] ? selinux_inode_free_security+0x310/0x310
[ 1358.494025] ? cap_capable+0x1ed/0x3f0
[ 1358.499034] ? sysfs_file_ops+0x140/0x140
[ 1358.504336] ? threaded_store+0x132/0x220
[ 1358.509631] threaded_store+0x132/0x220
[ 1358.514318] nipa-hw-worker: drivers/net:napi_threaded.py: timed out
[ 1358.514731] ? tx_maxrate_store+0x4e0/0x4e0