[  788.670888] nipa-hw-worker:   drivers/net:napi_threaded.py: timed out
[  788.673452] nipa-hw-worker: [5/43] Retrying drivers/net:napi_threaded.py
[  788.821306] kselftest: Running tests in drivers/net
[  989.692762] INFO: task python3:5840 blocked for more than 122 seconds.
[  989.700975]       Not tainted 7.1.0-rc1-kkmz-g8b203681ba40 #1
[  989.708727] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  989.718317] task:python3         state:D stack:25032 pid:5840  tgid:5840  ppid:5839   task_flags:0x400100 flags:0x00080000
[  989.731514] Call Trace:
[  989.735055]  <TASK>
[  989.738205]  __schedule+0xcba/0x1940
[  989.743026]  ? io_schedule_timeout+0x140/0x140
[  989.748811]  ? find_held_lock+0x2b/0x80
[  989.753916]  ? __lock_release.isra.0+0x6b/0x1a0
[  989.759795]  schedule+0xd4/0x260
[  989.764213]  schedule_preempt_disabled+0x18/0x30
[  989.770192]  __mutex_lock+0x6a3/0x2000
[  989.775196]  ? threaded_store+0x132/0x220
[  989.780487]  ? ww_mutex_lock+0x160/0x160
[  989.785687]  ? selinux_inode_free_security+0x330/0x330
[  989.792260]  ? cap_capable+0x1d6/0x3e0
[  989.797270]  ? threaded_store+0x132/0x220
[  989.802571]  threaded_store+0x132/0x220
[  989.807675]  ? xps_rxqs_store+0x2e0/0x2e0
[  989.812974]  ? sysfs_file_kobj+0xbd/0x1e0
[  989.818273]  ? sysfs_kf_write+0x65/0x160
[  989.823474]  ? sysfs_file_ops+0x140/0x140
[  989.828770]  kernfs_fop_write_iter+0x335/0x510
[  989.834556]  ? kernfs_ops+0xf0/0xf0
[  989.839259]  new_sync_write+0x333/0x750
[  989.844361]  ? __lock_acquire+0x508/0xc10
[  989.849658]  ? new_sync_read+0x740/0x740
[  989.854859]  ? lock_acquire.part.0+0xbc/0x260
[  989.860548]  ? ksys_write+0x116/0x250
[  989.865458]  vfs_write+0x657/0x9b0
[  989.870072]  ksys_write+0x116/0x250
[  989.874783]  ? __ia32_sys_read+0xc0/0xc0
[  989.879982]  ? kernfs_fop_llseek+0x160/0x1f0
[  989.885570]  ? rcu_is_watching+0x15/0xd0
[  989.890772]  do_syscall_64+0xf3/0x650
[  989.895679]  ? trace_hardirqs_off+0xd/0x30
[  989.901068]  ? exc_page_fault+0xda/0xf0
[  989.906172]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  989.912638] RIP: 0033:0x7fef9095a22e
[  989.917447] RSP: 002b:00007fffa56e7fe0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  989.926738] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fef9095a22e
[  989.935546] RDX: 0000000000000001 RSI: 000055a415b2ea10 RDI: 0000000000000007
[  989.944345] RBP: 00007fffa56e7ff0 R08: 0000000000000000 R09: 0000000000000000
[  989.953144] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fef907d2390
[  989.961941] R13: 000055a415b2ea10 R14: 0000000000000007 R15: 0000000000000003
[  989.970754]  </TASK>
[  989.974036] INFO: task python3:5840 is blocked on a mutex likely owned by task python3:3754.
[  989.984310] task:python3         state:D stack:25672 pid:3754  tgid:3754  ppid:3753   task_flags:0x400100 flags:0x00080802
[  989.997510] Call Trace:
[  990.001041]  <TASK>
[  990.004191]  __schedule+0xcba/0x1940
[  990.009002]  ? io_schedule_timeout+0x140/0x140
[  990.014785]  ? find_held_lock+0x2b/0x80
[  990.019887]  ? __try_to_del_timer_sync+0x155/0x1f0
[  990.026067]  schedule+0xd4/0x260
[  990.030485]  schedule_timeout+0x13f/0x290
[  990.035783]  ? hrtimer_nanosleep_restart+0x270/0x270
[  990.042142]  ? trace_contention_end+0xb3/0x1a0
[  990.047926]  ? hrtimers_cpu_dying+0x3e0/0x3e0
[  990.053608]  ? ww_mutex_lock+0x160/0x160
[  990.058815]  msleep+0x1b/0x30
[  990.062940]  napi_set_threaded+0x3a5/0x440
[  990.068337]  ? napi_resume_irqs+0x1a0/0x1a0
[  990.073824]  netif_set_threaded+0x257/0x400
[  990.079317]  threaded_store+0x1b8/0x220
[  990.084410]  ? xps_rxqs_store+0x2e0/0x2e0
[  990.089706]  ? sysfs_file_kobj+0xbd/0x1e0
[  990.095004]  ? sysfs_kf_write+0x65/0x160
[  990.100202]  ? sysfs_file_ops+0x140/0x140
[  990.105498]  kernfs_fop_write_iter+0x335/0x510
[  990.111284]  ? kernfs_ops+0xf0/0xf0
[  990.115993]  new_sync_write+0x333/0x750
[  990.121094]  ? __lock_acquire+0x508/0xc10
[  990.126392]  ? new_sync_read+0x740/0x740
[  990.131593]  ? lock_acquire.part.0+0xbc/0x260
[  990.137280]  ? ksys_write+0x116/0x250
[  990.142192]  vfs_write+0x657/0x9b0
[  990.146807]  ksys_write+0x116/0x250
[  990.151510]  ? __ia32_sys_read+0xc0/0xc0
[  990.156711]  ? kernfs_fop_llseek+0x160/0x1f0
[  990.162301]  ? rcu_is_watching+0x15/0xd0
[  990.167502]  do_syscall_64+0xf3/0x650
[  990.172408]  ? trace_hardirqs_off+0xd/0x30
[  990.177802]  ? exc_page_fault+0xda/0xf0
[  990.182903]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  990.189370] RIP: 0033:0x7f285b30522e
[  990.194177] RSP: 002b:00007fff8a332f00 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  990.203474] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f285b30522e
[  990.212281] RDX: 0000000000000001 RSI: 00005577f1e0aa10 RDI: 0000000000000007
[  990.221088] RBP: 00007fff8a332f10 R08: 0000000000000000 R09: 0000000000000000
[  990.229896] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f285b17d390
[  990.238695] R13: 00005577f1e0aa10 R14: 0000000000000007 R15: 0000000000000003
[  990.247499]  </TASK>
[  990.250757] \x0aShowing all locks held in the system:
[  990.259297] 1 lock held by khungtaskd/185:
[  990.264689]  #0: ffffffff9cefdee0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[  990.276165] 2 locks held by systemd-journal/809:
[  990.282143]  #0: ff1100180dc372e0 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x18d/0x1940
[  990.292029]  #1: ff110001a4338378 (&mm->mmap_lock){++++}-{4:4}, at: fs_reclaim_acquire+0x7b/0x120
[  990.302808] 4 locks held by python3/3754:
[  990.308102]  #0: ff1100012fd213e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[  990.317993]  #1: ff11000141fb7a80 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[  990.328945]  #2: ff11000123374b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[  990.340100]  #3: ff110001233b9d60 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[  990.350193] 4 locks held by python3/5840:
[  990.355489]  #0: ff1100012fd213e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[  990.365379]  #1: ff1100020bf66e80 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[  990.376332]  #2: ff11000123374b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[  990.387491]  #3: ff110001233b9d60 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[  990.397578] 
[  990.400046] =============================================\x0a
[ 1112.574978] INFO: task python3:5840 blocked for more than 245 seconds.
[ 1112.583125]       Not tainted 7.1.0-rc1-kkmz-g8b203681ba40 #1
[ 1112.590368] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1112.599959] task:python3         state:D stack:25032 pid:5840  tgid:5840  ppid:5839   task_flags:0x400100 flags:0x00080000
[ 1112.613162] Call Trace:
[ 1112.616702]  <TASK>
[ 1112.619850]  __schedule+0xcba/0x1940
[ 1112.624664]  ? io_schedule_timeout+0x140/0x140
[ 1112.630450]  ? find_held_lock+0x2b/0x80
[ 1112.635557]  ? __lock_release.isra.0+0x6b/0x1a0
[ 1112.641441]  schedule+0xd4/0x260
[ 1112.645848]  schedule_preempt_disabled+0x18/0x30
[ 1112.651826]  __mutex_lock+0x6a3/0x2000
[ 1112.656828]  ? threaded_store+0x132/0x220
[ 1112.662126]  ? ww_mutex_lock+0x160/0x160
[ 1112.667325]  ? selinux_inode_free_security+0x330/0x330
[ 1112.673895]  ? cap_capable+0x1d6/0x3e0
[ 1112.678904]  ? threaded_store+0x132/0x220
[ 1112.684198]  threaded_store+0x132/0x220
[ 1112.689298]  ? xps_rxqs_store+0x2e0/0x2e0
[ 1112.694595]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1112.699894]  ? sysfs_kf_write+0x65/0x160
[ 1112.705092]  ? sysfs_file_ops+0x140/0x140
[ 1112.710384]  kernfs_fop_write_iter+0x335/0x510
[ 1112.716167]  ? kernfs_ops+0xf0/0xf0
[ 1112.720875]  new_sync_write+0x333/0x750
[ 1112.725977]  ? __lock_acquire+0x508/0xc10
[ 1112.731274]  ? new_sync_read+0x740/0x740
[ 1112.736472]  ? lock_acquire.part.0+0xbc/0x260
[ 1112.742159]  ? ksys_write+0x116/0x250
[ 1112.747068]  vfs_write+0x657/0x9b0
[ 1112.751682]  ksys_write+0x116/0x250
[ 1112.756391]  ? __ia32_sys_read+0xc0/0xc0
[ 1112.761589]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1112.767176]  ? rcu_is_watching+0x15/0xd0
[ 1112.772377]  do_syscall_64+0xf3/0x650
[ 1112.777284]  ? trace_hardirqs_off+0xd/0x30
[ 1112.782676]  ? exc_page_fault+0xda/0xf0
[ 1112.787780]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1112.794247] RIP: 0033:0x7fef9095a22e
[ 1112.799054] RSP: 002b:00007fffa56e7fe0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1112.808349] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fef9095a22e
[ 1112.817156] RDX: 0000000000000001 RSI: 000055a415b2ea10 RDI: 0000000000000007
[ 1112.825962] RBP: 00007fffa56e7ff0 R08: 0000000000000000 R09: 0000000000000000
[ 1112.834767] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fef907d2390
[ 1112.843573] R13: 000055a415b2ea10 R14: 0000000000000007 R15: 0000000000000003
[ 1112.852384]  </TASK>
[ 1112.855660] INFO: task python3:5840 is blocked on a mutex likely owned by task python3:3754.
[ 1112.865930] task:python3         state:D stack:25672 pid:3754  tgid:3754  ppid:3753   task_flags:0x400100 flags:0x00080802
[ 1112.879130] Call Trace:
[ 1112.882656]  <TASK>
[ 1112.885805]  __schedule+0xcba/0x1940
[ 1112.890615]  ? io_schedule_timeout+0x140/0x140
[ 1112.896388]  ? find_held_lock+0x2b/0x80
[ 1112.901490]  ? __try_to_del_timer_sync+0x155/0x1f0
[ 1112.907665]  schedule+0xd4/0x260
[ 1112.912081]  schedule_timeout+0x13f/0x290
[ 1112.917445]  ? hrtimer_nanosleep_restart+0x270/0x270
[ 1112.923811]  ? trace_contention_end+0xb3/0x1a0
[ 1112.929597]  ? hrtimers_cpu_dying+0x3e0/0x3e0
[ 1112.935287]  ? ww_mutex_lock+0x160/0x160
[ 1112.940487]  msleep+0x1b/0x30
[ 1112.944611]  napi_set_threaded+0x3a5/0x440
[ 1112.950007]  ? napi_resume_irqs+0x1a0/0x1a0
[ 1112.955493]  netif_set_threaded+0x257/0x400
[ 1112.960985]  threaded_store+0x1b8/0x220
[ 1112.966089]  ? xps_rxqs_store+0x2e0/0x2e0
[ 1112.971384]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1112.976680]  ? sysfs_kf_write+0x65/0x160
[ 1112.981879]  ? sysfs_file_ops+0x140/0x140
[ 1112.987174]  kernfs_fop_write_iter+0x335/0x510
[ 1112.992959]  ? kernfs_ops+0xf0/0xf0
[ 1112.997662]  new_sync_write+0x333/0x750
[ 1113.002763]  ? __lock_acquire+0x508/0xc10
[ 1113.008060]  ? new_sync_read+0x740/0x740
[ 1113.013260]  ? lock_acquire.part.0+0xbc/0x260
[ 1113.018945]  ? ksys_write+0x116/0x250
[ 1113.023854]  vfs_write+0x657/0x9b0
[ 1113.028470]  ksys_write+0x116/0x250
[ 1113.033182]  ? __ia32_sys_read+0xc0/0xc0
[ 1113.038373]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1113.043962]  ? rcu_is_watching+0x15/0xd0
[ 1113.049163]  do_syscall_64+0xf3/0x650
[ 1113.054071]  ? trace_hardirqs_off+0xd/0x30
[ 1113.059463]  ? exc_page_fault+0xda/0xf0
[ 1113.064567]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1113.071035] RIP: 0033:0x7f285b30522e
[ 1113.075843] RSP: 002b:00007fff8a332f00 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1113.085138] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f285b30522e
[ 1113.094014] RDX: 0000000000000001 RSI: 00005577f1e0aa10 RDI: 0000000000000007
[ 1113.102830] RBP: 00007fff8a332f10 R08: 0000000000000000 R09: 0000000000000000
[ 1113.111639] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f285b17d390
[ 1113.120448] R13: 00005577f1e0aa10 R14: 0000000000000007 R15: 0000000000000003
[ 1113.129266]  </TASK>
[ 1113.132526] \x0aShowing all locks held in the system:
[ 1113.141067] 1 lock held by khungtaskd/185:
[ 1113.146460]  #0: ffffffff9cefdee0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1113.157948] 4 locks held by python3/3754:
[ 1113.163246]  #0: ff1100012fd213e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1113.173138]  #1: ff11000141fb7a80 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1113.184100]  #2: ff11000123374b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1113.195246]  #3: ff110001233b9d60 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1113.205341] 4 locks held by python3/5840:
[ 1113.210637]  #0: ff1100012fd213e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1113.220528]  #1: ff1100020bf66e80 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1113.231489]  #2: ff11000123374b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1113.242647]  #3: ff110001233b9d60 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1113.252727] 5 locks held by (systemd-user-)/6882:
[ 1113.258803]  #0: ff1100012ff113e8 (sb_writers#6){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1113.268694]  #1: ff110001404a0e80 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1113.279656]  #2: ffffffff9cf69c20 (cgroup_mutex){+.+.}-{4:4}, at: cgroup_kn_lock_live+0xe2/0x3e0
[ 1113.290327]  #3: ffffffff9cd68970 (cpu_hotplug_lock){++++}-{0:0}, at: cgroup_procs_write_start+0x3e5/0x6b0
[ 1113.301970]  #4: ffffffff9cf69990 (cgroup_threadgroup_rwsem){++++}-{0:0}, at: cgroup_procs_write_start+0x3f1/0x6b0
[ 1113.314396] 
[ 1113.316862] =============================================\x0a
[ 1235.455215] INFO: task python3:5840 blocked for more than 368 seconds.
[ 1235.463363]       Not tainted 7.1.0-rc1-kkmz-g8b203681ba40 #1
[ 1235.470615] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1235.480202] task:python3         state:D stack:25032 pid:5840  tgid:5840  ppid:5839   task_flags:0x400100 flags:0x00080002
[ 1235.493406] Call Trace:
[ 1235.496946]  <TASK>
[ 1235.500094]  __schedule+0xcba/0x1940
[ 1235.504908]  ? io_schedule_timeout+0x140/0x140
[ 1235.510694]  ? find_held_lock+0x2b/0x80
[ 1235.515797]  ? __lock_release.isra.0+0x6b/0x1a0
[ 1235.521680]  schedule+0xd4/0x260
[ 1235.526096]  schedule_preempt_disabled+0x18/0x30
[ 1235.532074]  __mutex_lock+0x6a3/0x2000
[ 1235.537077]  ? threaded_store+0x132/0x220
[ 1235.542366]  ? ww_mutex_lock+0x160/0x160
[ 1235.547566]  ? selinux_inode_free_security+0x330/0x330
[ 1235.554134]  ? cap_capable+0x1d6/0x3e0
[ 1235.559143]  ? threaded_store+0x132/0x220
[ 1235.564441]  threaded_store+0x132/0x220
[ 1235.569541]  ? xps_rxqs_store+0x2e0/0x2e0
[ 1235.574841]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1235.580140]  ? sysfs_kf_write+0x65/0x160
[ 1235.585340]  ? sysfs_file_ops+0x140/0x140
[ 1235.590636]  kernfs_fop_write_iter+0x335/0x510
[ 1235.596419]  ? kernfs_ops+0xf0/0xf0
[ 1235.601130]  new_sync_write+0x333/0x750
[ 1235.606234]  ? __lock_acquire+0x508/0xc10
[ 1235.611530]  ? new_sync_read+0x740/0x740
[ 1235.616732]  ? lock_acquire.part.0+0xbc/0x260
[ 1235.622417]  ? ksys_write+0x116/0x250
[ 1235.627327]  vfs_write+0x657/0x9b0
[ 1235.631938]  ksys_write+0x116/0x250
[ 1235.636651]  ? __ia32_sys_read+0xc0/0xc0
[ 1235.641842]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1235.647429]  ? rcu_is_watching+0x15/0xd0
[ 1235.652628]  do_syscall_64+0xf3/0x650
[ 1235.657524]  ? trace_hardirqs_off+0xd/0x30
[ 1235.662920]  ? exc_page_fault+0xda/0xf0
[ 1235.668023]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1235.674489] RIP: 0033:0x7fef9095a22e
[ 1235.679296] RSP: 002b:00007fffa56e7fe0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1235.688591] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fef9095a22e
[ 1235.697397] RDX: 0000000000000001 RSI: 000055a415b2ea10 RDI: 0000000000000007
[ 1235.706201] RBP: 00007fffa56e7ff0 R08: 0000000000000000 R09: 0000000000000000
[ 1235.715007] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fef907d2390
[ 1235.723816] R13: 000055a415b2ea10 R14: 0000000000000007 R15: 0000000000000003
[ 1235.732629]  </TASK>
[ 1235.735916] INFO: task python3:5840 is blocked on a mutex likely owned by task python3:3754.
[ 1235.746187] task:python3         state:D stack:25672 pid:3754  tgid:3754  ppid:3753   task_flags:0x400100 flags:0x00080802
[ 1235.759388] Call Trace:
[ 1235.762927]  <TASK>
[ 1235.766074]  __schedule+0xcba/0x1940
[ 1235.770884]  ? io_schedule_timeout+0x140/0x140
[ 1235.776669]  ? find_held_lock+0x2b/0x80
[ 1235.781770]  ? __try_to_del_timer_sync+0x155/0x1f0
[ 1235.787948]  schedule+0xd4/0x260
[ 1235.792365]  schedule_timeout+0x13f/0x290
[ 1235.797663]  ? hrtimer_nanosleep_restart+0x270/0x270
[ 1235.804023]  ? trace_contention_end+0xb3/0x1a0
[ 1235.809806]  ? hrtimers_cpu_dying+0x3e0/0x3e0
[ 1235.815494]  ? ww_mutex_lock+0x160/0x160
[ 1235.820686]  msleep+0x1b/0x30
[ 1235.824812]  napi_set_threaded+0x3a5/0x440
[ 1235.830206]  ? napi_resume_irqs+0x1a0/0x1a0
[ 1235.835700]  netif_set_threaded+0x257/0x400
[ 1235.841192]  threaded_store+0x1b8/0x220
[ 1235.846294]  ? xps_rxqs_store+0x2e0/0x2e0
[ 1235.851583]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1235.856870]  ? sysfs_kf_write+0x65/0x160
[ 1235.862067]  ? sysfs_file_ops+0x140/0x140
[ 1235.867361]  kernfs_fop_write_iter+0x335/0x510
[ 1235.873144]  ? kernfs_ops+0xf0/0xf0
[ 1235.877852]  new_sync_write+0x333/0x750
[ 1235.882953]  ? __lock_acquire+0x508/0xc10
[ 1235.888250]  ? new_sync_read+0x740/0x740
[ 1235.893448]  ? lock_acquire.part.0+0xbc/0x260
[ 1235.899132]  ? ksys_write+0x116/0x250
[ 1235.904048]  vfs_write+0x657/0x9b0
[ 1235.908662]  ksys_write+0x116/0x250
[ 1235.913374]  ? __ia32_sys_read+0xc0/0xc0
[ 1235.918573]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1235.924160]  ? rcu_is_watching+0x15/0xd0
[ 1235.929357]  do_syscall_64+0xf3/0x650
[ 1235.934264]  ? trace_hardirqs_off+0xd/0x30
[ 1235.939655]  ? exc_page_fault+0xda/0xf0
[ 1235.944756]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1235.951221] RIP: 0033:0x7f285b30522e
[ 1235.956028] RSP: 002b:00007fff8a332f00 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1235.965324] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f285b30522e
[ 1235.974131] RDX: 0000000000000001 RSI: 00005577f1e0aa10 RDI: 0000000000000007
[ 1235.982938] RBP: 00007fff8a332f10 R08: 0000000000000000 R09: 0000000000000000
[ 1235.991745] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f285b17d390
[ 1236.000541] R13: 00005577f1e0aa10 R14: 0000000000000007 R15: 0000000000000003
[ 1236.009354]  </TASK>
[ 1236.012621] \x0aShowing all locks held in the system:
[ 1236.021159] 1 lock held by khungtaskd/185:
[ 1236.026553]  #0: ffffffff9cefdee0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1236.038026] 2 locks held by systemd-journal/809:
[ 1236.044003]  #0: ff1100180df372e0 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x18d/0x1940
[ 1236.053888]  #1: ffffffff9d1030a0 (mmu_notifier_invalidate_range_start){+.+.}-{0:0}, at: fs_reclaim_acquire+0x7b/0x120
[ 1236.066713] 4 locks held by python3/3754:
[ 1236.072009]  #0: ff1100012fd213e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1236.081896]  #1: ff11000141fb7a80 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1236.092855]  #2: ff11000123374b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1236.104011]  #3: ff110001233b9d60 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1236.114104] 4 locks held by python3/5840:
[ 1236.119399]  #0: ff1100012fd213e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1236.129289]  #1: ff1100020bf66e80 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1236.140251]  #2: ff11000123374b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1236.151407]  #3: ff110001233b9d60 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1236.161497] 
[ 1236.163952] =============================================\x0a
[ 1358.336456] INFO: task python3:5840 blocked for more than 491 seconds.
[ 1358.344611]       Not tainted 7.1.0-rc1-kkmz-g8b203681ba40 #1
[ 1358.351861] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1358.361452] task:python3         state:D stack:25032 pid:5840  tgid:5840  ppid:5839   task_flags:0x400100 flags:0x00080002
[ 1358.374657] Call Trace:
[ 1358.378200]  <TASK>
[ 1358.381350]  __schedule+0xcba/0x1940
[ 1358.386169]  ? io_schedule_timeout+0x140/0x140
[ 1358.391954]  ? find_held_lock+0x2b/0x80
[ 1358.397061]  ? __lock_release.isra.0+0x6b/0x1a0
[ 1358.402948]  schedule+0xd4/0x260
[ 1358.407370]  schedule_preempt_disabled+0x18/0x30
[ 1358.413351]  __mutex_lock+0x6a3/0x2000
[ 1358.418358]  ? threaded_store+0x132/0x220
[ 1358.423657]  ? ww_mutex_lock+0x160/0x160
[ 1358.428858]  ? selinux_inode_free_security+0x330/0x330
[ 1358.435431]  ? cap_capable+0x1d6/0x3e0
[ 1358.440504]  ? threaded_store+0x132/0x220
[ 1358.445802]  threaded_store+0x132/0x220
[ 1358.450907]  ? xps_rxqs_store+0x2e0/0x2e0
[ 1358.456208]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1358.461506]  ? sysfs_kf_write+0x65/0x160
[ 1358.466704]  ? sysfs_file_ops+0x140/0x140
[ 1358.471999]  kernfs_fop_write_iter+0x335/0x510
[ 1358.477784]  ? kernfs_ops+0xf0/0xf0
[ 1358.482494]  new_sync_write+0x333/0x750
[ 1358.487597]  ? __lock_acquire+0x508/0xc10
[ 1358.492894]  ? new_sync_read+0x740/0x740
[ 1358.498092]  ? lock_acquire.part.0+0xbc/0x260
[ 1358.503779]  ? ksys_write+0x116/0x250
[ 1358.508690]  vfs_write+0x657/0x9b0
[ 1358.513314]  ksys_write+0x116/0x250
[ 1358.518027]  ? __ia32_sys_read+0xc0/0xc0
[ 1358.523226]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1358.528814]  ? rcu_is_watching+0x15/0xd0
[ 1358.534020]  do_syscall_64+0xf3/0x650
[ 1358.538993]  ? trace_hardirqs_off+0xd/0x30
[ 1358.544389]  ? exc_page_fault+0xda/0xf0
[ 1358.549494]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1358.555961] RIP: 0033:0x7fef9095a22e
[ 1358.560762] RSP: 002b:00007fffa56e7fe0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1358.570063] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fef9095a22e
[ 1358.578871] RDX: 0000000000000001 RSI: 000055a415b2ea10 RDI: 0000000000000007
[ 1358.587672] RBP: 00007fffa56e7ff0 R08: 0000000000000000 R09: 0000000000000000
[ 1358.596479] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fef907d2390
[ 1358.605286] R13: 000055a415b2ea10 R14: 0000000000000007 R15: 0000000000000003
[ 1358.614090]  </TASK>
[ 1358.617418] INFO: task python3:5840 is blocked on a mutex likely owned by task python3:3754.
[ 1358.627691] task:python3         state:D stack:25672 pid:3754  tgid:3754  ppid:3753   task_flags:0x400100 flags:0x00080802
[ 1358.640892] Call Trace:
[ 1358.644429]  <TASK>
[ 1358.647580]  __schedule+0xcba/0x1940
[ 1358.652394]  ? io_schedule_timeout+0x140/0x140
[ 1358.658181]  ? find_held_lock+0x2b/0x80
[ 1358.663286]  ? __try_to_del_timer_sync+0x155/0x1f0
[ 1358.669466]  schedule+0xd4/0x260
[ 1358.673886]  schedule_timeout+0x13f/0x290
[ 1358.679185]  ? hrtimer_nanosleep_restart+0x270/0x270
[ 1358.685553]  ? trace_contention_end+0xb3/0x1a0
[ 1358.691340]  ? hrtimers_cpu_dying+0x3e0/0x3e0
[ 1358.697032]  ? ww_mutex_lock+0x160/0x160
[ 1358.702233]  msleep+0x1b/0x30
[ 1358.706351]  napi_set_threaded+0x3a5/0x440
[ 1358.711749]  ? napi_resume_irqs+0x1a0/0x1a0
[ 1358.717246]  netif_set_threaded+0x257/0x400
[ 1358.722742]  threaded_store+0x1b8/0x220
[ 1358.727844]  ? xps_rxqs_store+0x2e0/0x2e0
[ 1358.733133]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1358.738429]  ? sysfs_kf_write+0x65/0x160
[ 1358.743628]  ? sysfs_file_ops+0x140/0x140
[ 1358.748925]  kernfs_fop_write_iter+0x335/0x510
[ 1358.754778]  ? kernfs_ops+0xf0/0xf0
[ 1358.759488]  new_sync_write+0x333/0x750
[ 1358.764592]  ? __lock_acquire+0x508/0xc10
[ 1358.769889]  ? new_sync_read+0x740/0x740
[ 1358.775090]  ? lock_acquire.part.0+0xbc/0x260
[ 1358.780778]  ? ksys_write+0x116/0x250
[ 1358.785680]  vfs_write+0x657/0x9b0
[ 1358.790294]  ksys_write+0x116/0x250
[ 1358.795007]  ? __ia32_sys_read+0xc0/0xc0
[ 1358.800196]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1358.805784]  ? rcu_is_watching+0x15/0xd0
[ 1358.810985]  do_syscall_64+0xf3/0x650
[ 1358.815895]  ? trace_hardirqs_off+0xd/0x30
[ 1358.821289]  ? exc_page_fault+0xda/0xf0
[ 1358.826456]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1358.832924] RIP: 0033:0x7f285b30522e
[ 1358.837724] RSP: 002b:00007fff8a332f00 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1358.847015] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f285b30522e
[ 1358.855827] RDX: 0000000000000001 RSI: 00005577f1e0aa10 RDI: 0000000000000007
[ 1358.864636] RBP: 00007fff8a332f10 R08: 0000000000000000 R09: 0000000000000000
[ 1358.873446] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f285b17d390
[ 1358.882253] R13: 00005577f1e0aa10 R14: 0000000000000007 R15: 0000000000000003
[ 1358.891066]  </TASK>
[ 1358.894337] \x0aShowing all locks held in the system:
[ 1358.902879] 1 lock held by khungtaskd/185:
[ 1358.908277]  #0: ffffffff9cefdee0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1358.919763] 4 locks held by python3/3754:
[ 1358.925060]  #0: ff1100012fd213e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1358.934950]  #1: ff11000141fb7a80 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1358.945977]  #2: ff11000123374b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1358.957136]  #3: ff110001233b9d60 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1358.967231] 4 locks held by python3/5840:
[ 1358.972528]  #0: ff1100012fd213e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1358.982417]  #1: ff1100020bf66e80 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1358.993370]  #2: ff11000123374b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1359.004527]  #3: ff110001233b9d60 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1359.014622] 
[ 1359.017090] =============================================\x0a