[  793.180574] nipa-hw-worker:   drivers/net:napi_threaded.py: timed out
[  793.182988] nipa-hw-worker: [5/44] Retrying drivers/net:napi_threaded.py
[  793.336267] kselftest: Running tests in drivers/net
[  969.213926] kworker/u130:6 (852) used greatest stack depth: 21456 bytes left
[  989.693189] INFO: task python3:5948 blocked for more than 122 seconds.
[  989.701380]       Not tainted 7.1.0-rc1-kcuo-ga15578502849 #1
[  989.708842] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  989.718433] task:python3         state:D stack:25032 pid:5948  tgid:5948  ppid:5947   task_flags:0x400100 flags:0x00080000
[  989.731638] Call Trace:
[  989.735175]  <TASK>
[  989.738324]  __schedule+0xcba/0x1940
[  989.743141]  ? io_schedule_timeout+0x140/0x140
[  989.748924]  ? find_held_lock+0x2b/0x80
[  989.754028]  ? __lock_release.isra.0+0x6b/0x1a0
[  989.759912]  schedule+0xd4/0x260
[  989.764328]  schedule_preempt_disabled+0x18/0x30
[  989.770306]  __mutex_lock+0x6a3/0x2000
[  989.775311]  ? threaded_store+0x132/0x220
[  989.780613]  ? ww_mutex_lock+0x160/0x160
[  989.785810]  ? selinux_inode_free_security+0x330/0x330
[  989.792380]  ? cap_capable+0x1d6/0x3e0
[  989.797386]  ? threaded_store+0x132/0x220
[  989.802681]  threaded_store+0x132/0x220
[  989.807784]  ? xps_rxqs_store+0x2e0/0x2e0
[  989.813082]  ? sysfs_file_kobj+0xbd/0x1e0
[  989.818380]  ? sysfs_kf_write+0x65/0x160
[  989.823578]  ? sysfs_file_ops+0x140/0x140
[  989.828872]  kernfs_fop_write_iter+0x335/0x510
[  989.834655]  ? kernfs_ops+0xf0/0xf0
[  989.839366]  new_sync_write+0x333/0x750
[  989.844469]  ? __lock_acquire+0x508/0xc10
[  989.849767]  ? new_sync_read+0x740/0x740
[  989.854966]  ? lock_acquire.part.0+0xbc/0x260
[  989.860650]  ? ksys_write+0x116/0x250
[  989.865559]  vfs_write+0x657/0x9b0
[  989.870172]  ksys_write+0x116/0x250
[  989.874882]  ? __ia32_sys_read+0xc0/0xc0
[  989.880082]  ? kernfs_fop_llseek+0x160/0x1f0
[  989.885671]  ? rcu_is_watching+0x15/0xd0
[  989.890874]  do_syscall_64+0xf3/0x650
[  989.895779]  ? trace_hardirqs_off+0xd/0x30
[  989.901172]  ? exc_page_fault+0xda/0xf0
[  989.906271]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  989.912739] RIP: 0033:0x7f6197d7122e
[  989.917547] RSP: 002b:00007ffcac5389f0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  989.926845] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f6197d7122e
[  989.935651] RDX: 0000000000000001 RSI: 000055a0b2e4da10 RDI: 0000000000000007
[  989.944459] RBP: 00007ffcac538a00 R08: 0000000000000000 R09: 0000000000000000
[  989.953258] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f6197be9390
[  989.962066] R13: 000055a0b2e4da10 R14: 0000000000000007 R15: 0000000000000003
[  989.970871]  </TASK>
[  989.974175] INFO: task python3:5948 is blocked on a mutex likely owned by task python3:3915.
[  989.984446] task:python3         state:D stack:25472 pid:3915  tgid:3915  ppid:3914   task_flags:0x400100 flags:0x00080802
[  989.997647] Call Trace:
[  990.001185]  <TASK>
[  990.004336]  __schedule+0xcba/0x1940
[  990.009136]  ? io_schedule_timeout+0x140/0x140
[  990.014919]  ? find_held_lock+0x2b/0x80
[  990.020022]  ? __try_to_del_timer_sync+0x155/0x1f0
[  990.026198]  schedule+0xd4/0x260
[  990.030615]  schedule_timeout+0x13f/0x290
[  990.035910]  ? hrtimer_nanosleep_restart+0x270/0x270
[  990.042278]  ? trace_contention_end+0xb3/0x1a0
[  990.048063]  ? hrtimers_cpu_dying+0x3e0/0x3e0
[  990.053762]  ? ww_mutex_lock+0x160/0x160
[  990.058964]  msleep+0x1b/0x30
[  990.063086]  napi_set_threaded+0x3a5/0x440
[  990.068482]  ? napi_resume_irqs+0x1a0/0x1a0
[  990.073967]  netif_set_threaded+0x257/0x400
[  990.079459]  threaded_store+0x1b8/0x220
[  990.084559]  ? xps_rxqs_store+0x2e0/0x2e0
[  990.089855]  ? sysfs_file_kobj+0xbd/0x1e0
[  990.095151]  ? sysfs_kf_write+0x65/0x160
[  990.100349]  ? sysfs_file_ops+0x140/0x140
[  990.105645]  kernfs_fop_write_iter+0x335/0x510
[  990.111431]  ? kernfs_ops+0xf0/0xf0
[  990.116139]  new_sync_write+0x333/0x750
[  990.121240]  ? __lock_acquire+0x508/0xc10
[  990.126533]  ? new_sync_read+0x740/0x740
[  990.131732]  ? lock_acquire.part.0+0xbc/0x260
[  990.137416]  ? ksys_write+0x116/0x250
[  990.142323]  vfs_write+0x657/0x9b0
[  990.146937]  ksys_write+0x116/0x250
[  990.151649]  ? __ia32_sys_read+0xc0/0xc0
[  990.156845]  ? kernfs_fop_llseek+0x160/0x1f0
[  990.162433]  ? rcu_is_watching+0x15/0xd0
[  990.167631]  do_syscall_64+0xf3/0x650
[  990.172533]  ? irq_exit_rcu+0x1a/0x30
[  990.177439]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  990.183906] RIP: 0033:0x7fa88734c22e
[  990.188711] RSP: 002b:00007ffcd8027df0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  990.198005] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa88734c22e
[  990.206810] RDX: 0000000000000001 RSI: 000055b645d4ea10 RDI: 0000000000000007
[  990.215618] RBP: 00007ffcd8027e00 R08: 0000000000000000 R09: 0000000000000000
[  990.224425] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fa8871c4390
[  990.233233] R13: 000055b645d4ea10 R14: 0000000000000007 R15: 0000000000000003
[  990.242043]  </TASK>
[  990.245301] \x0aShowing all locks held in the system:
[  990.253842] 1 lock held by khungtaskd/185:
[  990.259235]  #0: ffffffffa6cfdee0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[  990.270719] 4 locks held by python3/3915:
[  990.276018]  #0: ff110017dab243e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[  990.285898]  #1: ff11000163183280 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[  990.296851]  #2: ff11000122ea4b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[  990.308004]  #3: ff11000122f09d60 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[  990.318262] 4 locks held by python3/5948:
[  990.323559]  #0: ff110017dab243e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[  990.333446]  #1: ff110001f1b15080 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[  990.344405]  #2: ff11000122ea4b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[  990.355563]  #3: ff11000122f09d60 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[  990.365655] 
[  990.368120] =============================================\x0a
[ 1112.574361] INFO: task python3:5948 blocked for more than 245 seconds.
[ 1112.582510]       Not tainted 7.1.0-rc1-kcuo-ga15578502849 #1
[ 1112.589761] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1112.599350] task:python3         state:D stack:25032 pid:5948  tgid:5948  ppid:5947   task_flags:0x400100 flags:0x00080000
[ 1112.612554] Call Trace:
[ 1112.616096]  <TASK>
[ 1112.619250]  __schedule+0xcba/0x1940
[ 1112.624068]  ? io_schedule_timeout+0x140/0x140
[ 1112.629854]  ? find_held_lock+0x2b/0x80
[ 1112.634961]  ? __lock_release.isra.0+0x6b/0x1a0
[ 1112.640847]  schedule+0xd4/0x260
[ 1112.645264]  schedule_preempt_disabled+0x18/0x30
[ 1112.651246]  __mutex_lock+0x6a3/0x2000
[ 1112.656251]  ? threaded_store+0x132/0x220
[ 1112.661550]  ? ww_mutex_lock+0x160/0x160
[ 1112.666741]  ? selinux_inode_free_security+0x330/0x330
[ 1112.673312]  ? cap_capable+0x1d6/0x3e0
[ 1112.678328]  ? threaded_store+0x132/0x220
[ 1112.683634]  threaded_store+0x132/0x220
[ 1112.688733]  ? xps_rxqs_store+0x2e0/0x2e0
[ 1112.694029]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1112.699322]  ? sysfs_kf_write+0x65/0x160
[ 1112.704524]  ? sysfs_file_ops+0x140/0x140
[ 1112.709820]  kernfs_fop_write_iter+0x335/0x510
[ 1112.715607]  ? kernfs_ops+0xf0/0xf0
[ 1112.720318]  new_sync_write+0x333/0x750
[ 1112.725424]  ? __lock_acquire+0x508/0xc10
[ 1112.730720]  ? new_sync_read+0x740/0x740
[ 1112.735922]  ? lock_acquire.part.0+0xbc/0x260
[ 1112.741609]  ? ksys_write+0x116/0x250
[ 1112.746512]  vfs_write+0x657/0x9b0
[ 1112.751129]  ksys_write+0x116/0x250
[ 1112.755842]  ? __ia32_sys_read+0xc0/0xc0
[ 1112.761041]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1112.766632]  ? rcu_is_watching+0x15/0xd0
[ 1112.771834]  do_syscall_64+0xf3/0x650
[ 1112.776742]  ? trace_hardirqs_off+0xd/0x30
[ 1112.782138]  ? exc_page_fault+0xda/0xf0
[ 1112.787242]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1112.793712] RIP: 0033:0x7f6197d7122e
[ 1112.798521] RSP: 002b:00007ffcac5389f0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1112.807820] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f6197d7122e
[ 1112.816629] RDX: 0000000000000001 RSI: 000055a0b2e4da10 RDI: 0000000000000007
[ 1112.825439] RBP: 00007ffcac538a00 R08: 0000000000000000 R09: 0000000000000000
[ 1112.834251] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f6197be9390
[ 1112.843058] R13: 000055a0b2e4da10 R14: 0000000000000007 R15: 0000000000000003
[ 1112.851872]  </TASK>
[ 1112.855150] INFO: task python3:5948 is blocked on a mutex likely owned by task python3:3915.
[ 1112.865425] task:python3         state:D stack:25472 pid:3915  tgid:3915  ppid:3914   task_flags:0x400100 flags:0x00080802
[ 1112.878628] Call Trace:
[ 1112.882167]  <TASK>
[ 1112.885317]  __schedule+0xcba/0x1940
[ 1112.890129]  ? io_schedule_timeout+0x140/0x140
[ 1112.895915]  ? find_held_lock+0x2b/0x80
[ 1112.901018]  ? __try_to_del_timer_sync+0x155/0x1f0
[ 1112.907198]  schedule+0xd4/0x260
[ 1112.911616]  schedule_timeout+0x13f/0x290
[ 1112.916912]  ? hrtimer_nanosleep_restart+0x270/0x270
[ 1112.923282]  ? trace_contention_end+0xb3/0x1a0
[ 1112.929060]  ? hrtimers_cpu_dying+0x3e0/0x3e0
[ 1112.934751]  ? ww_mutex_lock+0x160/0x160
[ 1112.939951]  msleep+0x1b/0x30
[ 1112.944076]  napi_set_threaded+0x3a5/0x440
[ 1112.949472]  ? napi_resume_irqs+0x1a0/0x1a0
[ 1112.954966]  netif_set_threaded+0x257/0x400
[ 1112.960459]  threaded_store+0x1b8/0x220
[ 1112.965563]  ? xps_rxqs_store+0x2e0/0x2e0
[ 1112.970860]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1112.976158]  ? sysfs_kf_write+0x65/0x160
[ 1112.981349]  ? sysfs_file_ops+0x140/0x140
[ 1112.986637]  kernfs_fop_write_iter+0x335/0x510
[ 1112.992423]  ? kernfs_ops+0xf0/0xf0
[ 1112.997133]  new_sync_write+0x333/0x750
[ 1113.002235]  ? __lock_acquire+0x508/0xc10
[ 1113.007531]  ? new_sync_read+0x740/0x740
[ 1113.012731]  ? lock_acquire.part.0+0xbc/0x260
[ 1113.018416]  ? ksys_write+0x116/0x250
[ 1113.023329]  vfs_write+0x657/0x9b0
[ 1113.027945]  ksys_write+0x116/0x250
[ 1113.032659]  ? __ia32_sys_read+0xc0/0xc0
[ 1113.037859]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1113.043450]  ? rcu_is_watching+0x15/0xd0
[ 1113.048651]  do_syscall_64+0xf3/0x650
[ 1113.053561]  ? irq_exit_rcu+0x1a/0x30
[ 1113.058469]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1113.064936] RIP: 0033:0x7fa88734c22e
[ 1113.069744] RSP: 002b:00007ffcd8027df0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1113.079040] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa88734c22e
[ 1113.087839] RDX: 0000000000000001 RSI: 000055b645d4ea10 RDI: 0000000000000007
[ 1113.096641] RBP: 00007ffcd8027e00 R08: 0000000000000000 R09: 0000000000000000
[ 1113.105451] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fa8871c4390
[ 1113.114261] R13: 000055b645d4ea10 R14: 0000000000000007 R15: 0000000000000003
[ 1113.123074]  </TASK>
[ 1113.126335] \x0aShowing all locks held in the system:
[ 1113.134874] 1 lock held by khungtaskd/185:
[ 1113.140269]  #0: ffffffffa6cfdee0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1113.151743] 2 locks held by systemd-journal/804:
[ 1113.157713]  #0: ff1100180e3b72e0 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x18d/0x1940
[ 1113.167602]  #1: ff110001a2d8ef78 (&mm->mmap_lock){++++}-{4:4}, at: fs_reclaim_acquire+0x7b/0x120
[ 1113.178382] 4 locks held by python3/3915:
[ 1113.183675]  #0: ff110017dab243e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1113.193567]  #1: ff11000163183280 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1113.204529]  #2: ff11000122ea4b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1113.215688]  #3: ff11000122f09d60 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1113.225783] 4 locks held by python3/5948:
[ 1113.231079]  #0: ff110017dab243e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1113.240967]  #1: ff110001f1b15080 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1113.251930]  #2: ff11000122ea4b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1113.263085]  #3: ff11000122f09d60 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1113.273173] 
[ 1113.275641] =============================================\x0a
[ 1235.456524] INFO: task python3:5948 blocked for more than 368 seconds.
[ 1235.464666]       Not tainted 7.1.0-rc1-kcuo-ga15578502849 #1
[ 1235.471914] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1235.481500] task:python3         state:D stack:25032 pid:5948  tgid:5948  ppid:5947   task_flags:0x400100 flags:0x00080002
[ 1235.494704] Call Trace:
[ 1235.498243]  <TASK>
[ 1235.501393]  __schedule+0xcba/0x1940
[ 1235.506210]  ? io_schedule_timeout+0x140/0x140
[ 1235.511996]  ? find_held_lock+0x2b/0x80
[ 1235.517104]  ? __lock_release.isra.0+0x6b/0x1a0
[ 1235.522988]  schedule+0xd4/0x260
[ 1235.527408]  schedule_preempt_disabled+0x18/0x30
[ 1235.533387]  __mutex_lock+0x6a3/0x2000
[ 1235.538380]  ? threaded_store+0x132/0x220
[ 1235.543678]  ? ww_mutex_lock+0x160/0x160
[ 1235.548876]  ? selinux_inode_free_security+0x330/0x330
[ 1235.555445]  ? cap_capable+0x1d6/0x3e0
[ 1235.560454]  ? threaded_store+0x132/0x220
[ 1235.565753]  threaded_store+0x132/0x220
[ 1235.570853]  ? xps_rxqs_store+0x2e0/0x2e0
[ 1235.576148]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1235.581444]  ? sysfs_kf_write+0x65/0x160
[ 1235.586643]  ? sysfs_file_ops+0x140/0x140
[ 1235.591938]  kernfs_fop_write_iter+0x335/0x510
[ 1235.597720]  ? kernfs_ops+0xf0/0xf0
[ 1235.602431]  new_sync_write+0x333/0x750
[ 1235.607526]  ? __lock_acquire+0x508/0xc10
[ 1235.612820]  ? new_sync_read+0x740/0x740
[ 1235.618021]  ? lock_acquire.part.0+0xbc/0x260
[ 1235.623706]  ? ksys_write+0x116/0x250
[ 1235.628613]  vfs_write+0x657/0x9b0
[ 1235.633228]  ksys_write+0x116/0x250
[ 1235.637932]  ? __ia32_sys_read+0xc0/0xc0
[ 1235.643131]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1235.648718]  ? rcu_is_watching+0x15/0xd0
[ 1235.653918]  do_syscall_64+0xf3/0x650
[ 1235.658817]  ? trace_hardirqs_off+0xd/0x30
[ 1235.664213]  ? exc_page_fault+0xda/0xf0
[ 1235.669314]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1235.675780] RIP: 0033:0x7f6197d7122e
[ 1235.680589] RSP: 002b:00007ffcac5389f0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1235.689879] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f6197d7122e
[ 1235.698685] RDX: 0000000000000001 RSI: 000055a0b2e4da10 RDI: 0000000000000007
[ 1235.707491] RBP: 00007ffcac538a00 R08: 0000000000000000 R09: 0000000000000000
[ 1235.716297] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f6197be9390
[ 1235.725102] R13: 000055a0b2e4da10 R14: 0000000000000007 R15: 0000000000000003
[ 1235.733916]  </TASK>
[ 1235.737203] INFO: task python3:5948 is blocked on a mutex likely owned by task python3:3915.
[ 1235.747475] task:python3         state:D stack:25472 pid:3915  tgid:3915  ppid:3914   task_flags:0x400100 flags:0x00080802
[ 1235.760676] Call Trace:
[ 1235.764215]  <TASK>
[ 1235.767363]  __schedule+0xcba/0x1940
[ 1235.772175]  ? io_schedule_timeout+0x140/0x140
[ 1235.777961]  ? find_held_lock+0x2b/0x80
[ 1235.783064]  ? __try_to_del_timer_sync+0x155/0x1f0
[ 1235.789240]  schedule+0xd4/0x260
[ 1235.793659]  schedule_timeout+0x13f/0x290
[ 1235.798954]  ? hrtimer_nanosleep_restart+0x270/0x270
[ 1235.805324]  ? trace_contention_end+0xb3/0x1a0
[ 1235.811107]  ? hrtimers_cpu_dying+0x3e0/0x3e0
[ 1235.816794]  ? ww_mutex_lock+0x160/0x160
[ 1235.821991]  msleep+0x1b/0x30
[ 1235.826113]  napi_set_threaded+0x3a5/0x440
[ 1235.831507]  ? napi_resume_irqs+0x1a0/0x1a0
[ 1235.837001]  netif_set_threaded+0x257/0x400
[ 1235.842492]  threaded_store+0x1b8/0x220
[ 1235.847592]  ? xps_rxqs_store+0x2e0/0x2e0
[ 1235.852890]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1235.858175]  ? sysfs_kf_write+0x65/0x160
[ 1235.863374]  ? sysfs_file_ops+0x140/0x140
[ 1235.868668]  kernfs_fop_write_iter+0x335/0x510
[ 1235.874451]  ? kernfs_ops+0xf0/0xf0
[ 1235.879162]  new_sync_write+0x333/0x750
[ 1235.884264]  ? __lock_acquire+0x508/0xc10
[ 1235.889558]  ? new_sync_read+0x740/0x740
[ 1235.894756]  ? lock_acquire.part.0+0xbc/0x260
[ 1235.900440]  ? ksys_write+0x116/0x250
[ 1235.905355]  vfs_write+0x657/0x9b0
[ 1235.909969]  ksys_write+0x116/0x250
[ 1235.914682]  ? __ia32_sys_read+0xc0/0xc0
[ 1235.919880]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1235.925466]  ? rcu_is_watching+0x15/0xd0
[ 1235.930665]  do_syscall_64+0xf3/0x650
[ 1235.935571]  ? irq_exit_rcu+0x1a/0x30
[ 1235.940467]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1235.946933] RIP: 0033:0x7fa88734c22e
[ 1235.951738] RSP: 002b:00007ffcd8027df0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1235.961035] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa88734c22e
[ 1235.969841] RDX: 0000000000000001 RSI: 000055b645d4ea10 RDI: 0000000000000007
[ 1235.978649] RBP: 00007ffcd8027e00 R08: 0000000000000000 R09: 0000000000000000
[ 1235.987455] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fa8871c4390
[ 1235.996263] R13: 000055b645d4ea10 R14: 0000000000000007 R15: 0000000000000003
[ 1236.005075]  </TASK>
[ 1236.008340] \x0aShowing all locks held in the system:
[ 1236.016869] 1 lock held by khungtaskd/185:
[ 1236.022263]  #0: ffffffffa6cfdee0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1236.033743] 4 locks held by python3/3915:
[ 1236.039037]  #0: ff110017dab243e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1236.048927]  #1: ff11000163183280 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1236.059879]  #2: ff11000122ea4b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1236.071033]  #3: ff11000122f09d60 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1236.081126] 4 locks held by python3/5948:
[ 1236.086418]  #0: ff110017dab243e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1236.096305]  #1: ff110001f1b15080 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1236.107265]  #2: ff11000122ea4b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1236.118420]  #3: ff11000122f09d60 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1236.128510] 
[ 1236.130975] =============================================\x0a
[ 1358.337672] INFO: task python3:5948 blocked for more than 491 seconds.
[ 1358.345819]       Not tainted 7.1.0-rc1-kcuo-ga15578502849 #1
[ 1358.353068] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1358.362659] task:python3         state:D stack:25032 pid:5948  tgid:5948  ppid:5947   task_flags:0x400100 flags:0x00080002
[ 1358.375864] Call Trace:
[ 1358.379402]  <TASK>
[ 1358.382554]  __schedule+0xcba/0x1940
[ 1358.387371]  ? io_schedule_timeout+0x140/0x140
[ 1358.393156]  ? find_held_lock+0x2b/0x80
[ 1358.398258]  ? __lock_release.isra.0+0x6b/0x1a0
[ 1358.404142]  schedule+0xd4/0x260
[ 1358.408562]  schedule_preempt_disabled+0x18/0x30
[ 1358.414538]  __mutex_lock+0x6a3/0x2000
[ 1358.419541]  ? threaded_store+0x132/0x220
[ 1358.424842]  ? ww_mutex_lock+0x160/0x160
[ 1358.430040]  ? selinux_inode_free_security+0x330/0x330
[ 1358.436610]  ? cap_capable+0x1d6/0x3e0
[ 1358.441617]  ? threaded_store+0x132/0x220
[ 1358.446914]  threaded_store+0x132/0x220
[ 1358.452017]  ? xps_rxqs_store+0x2e0/0x2e0
[ 1358.457304]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1358.462604]  ? sysfs_kf_write+0x65/0x160
[ 1358.467807]  ? sysfs_file_ops+0x140/0x140
[ 1358.473102]  kernfs_fop_write_iter+0x335/0x510
[ 1358.478887]  ? kernfs_ops+0xf0/0xf0
[ 1358.483588]  new_sync_write+0x333/0x750
[ 1358.488693]  ? __lock_acquire+0x508/0xc10
[ 1358.493977]  ? new_sync_read+0x740/0x740
[ 1358.499179]  ? lock_acquire.part.0+0xbc/0x260
[ 1358.504865]  ? ksys_write+0x116/0x250
[ 1358.509773]  vfs_write+0x657/0x9b0
[ 1358.514381]  ksys_write+0x116/0x250
[ 1358.519093]  ? __ia32_sys_read+0xc0/0xc0
[ 1358.524281]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1358.529871]  ? rcu_is_watching+0x15/0xd0
[ 1358.535073]  do_syscall_64+0xf3/0x650
[ 1358.539981]  ? trace_hardirqs_off+0xd/0x30
[ 1358.545376]  ? exc_page_fault+0xda/0xf0
[ 1358.550478]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1358.556944] RIP: 0033:0x7f6197d7122e
[ 1358.561754] RSP: 002b:00007ffcac5389f0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1358.571052] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f6197d7122e
[ 1358.579858] RDX: 0000000000000001 RSI: 000055a0b2e4da10 RDI: 0000000000000007
[ 1358.588664] RBP: 00007ffcac538a00 R08: 0000000000000000 R09: 0000000000000000
[ 1358.597469] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f6197be9390
[ 1358.606276] R13: 000055a0b2e4da10 R14: 0000000000000007 R15: 0000000000000003
[ 1358.615090]  </TASK>
[ 1358.618363] INFO: task python3:5948 is blocked on a mutex likely owned by task python3:3915.
[ 1358.628636] task:python3         state:D stack:25472 pid:3915  tgid:3915  ppid:3914   task_flags:0x400100 flags:0x00080802
[ 1358.641838] Call Trace:
[ 1358.645378]  <TASK>
[ 1358.648525]  __schedule+0xcba/0x1940
[ 1358.653333]  ? io_schedule_timeout+0x140/0x140
[ 1358.659117]  ? find_held_lock+0x2b/0x80
[ 1358.664220]  ? __try_to_del_timer_sync+0x155/0x1f0
[ 1358.670397]  schedule+0xd4/0x260
[ 1358.674816]  schedule_timeout+0x13f/0x290
[ 1358.680112]  ? hrtimer_nanosleep_restart+0x270/0x270
[ 1358.686482]  ? trace_contention_end+0xb3/0x1a0
[ 1358.692264]  ? hrtimers_cpu_dying+0x3e0/0x3e0
[ 1358.697953]  ? ww_mutex_lock+0x160/0x160
[ 1358.703144]  msleep+0x1b/0x30
[ 1358.707269]  napi_set_threaded+0x3a5/0x440
[ 1358.712662]  ? napi_resume_irqs+0x1a0/0x1a0
[ 1358.718156]  netif_set_threaded+0x257/0x400
[ 1358.723647]  threaded_store+0x1b8/0x220
[ 1358.728748]  ? xps_rxqs_store+0x2e0/0x2e0
[ 1358.734047]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1358.739341]  ? sysfs_kf_write+0x65/0x160
[ 1358.744541]  ? sysfs_file_ops+0x140/0x140
[ 1358.749828]  kernfs_fop_write_iter+0x335/0x510
[ 1358.755611]  ? kernfs_ops+0xf0/0xf0
[ 1358.760324]  new_sync_write+0x333/0x750
[ 1358.765428]  ? __lock_acquire+0x508/0xc10
[ 1358.770722]  ? new_sync_read+0x740/0x740
[ 1358.775920]  ? lock_acquire.part.0+0xbc/0x260
[ 1358.781603]  ? ksys_write+0x116/0x250
[ 1358.786519]  vfs_write+0x657/0x9b0
[ 1358.791126]  ksys_write+0x116/0x250
[ 1358.795836]  ? __ia32_sys_read+0xc0/0xc0
[ 1358.801034]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1358.806622]  ? rcu_is_watching+0x15/0xd0
[ 1358.811822]  do_syscall_64+0xf3/0x650
[ 1358.816729]  ? irq_exit_rcu+0x1a/0x30
[ 1358.821637]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1358.828102] RIP: 0033:0x7fa88734c22e
[ 1358.832911] RSP: 002b:00007ffcd8027df0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1358.842205] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa88734c22e
[ 1358.851012] RDX: 0000000000000001 RSI: 000055b645d4ea10 RDI: 0000000000000007
[ 1358.859816] RBP: 00007ffcd8027e00 R08: 0000000000000000 R09: 0000000000000000
[ 1358.868624] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fa8871c4390
[ 1358.877430] R13: 000055b645d4ea10 R14: 0000000000000007 R15: 0000000000000003
[ 1358.886240]  </TASK>
[ 1358.889515] \x0aShowing all locks held in the system:
[ 1358.898049] 1 lock held by khungtaskd/185:
[ 1358.903442]  #0: ffffffffa6cfdee0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1358.914922] 4 locks held by python3/3915:
[ 1358.920216]  #0: ff110017dab243e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1358.930102]  #1: ff11000163183280 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1358.941065]  #2: ff11000122ea4b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1358.952221]  #3: ff11000122f09d60 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1358.962311] 4 locks held by python3/5948:
[ 1358.967604]  #0: ff110017dab243e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1358.977493]  #1: ff110001f1b15080 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1358.988443]  #2: ff11000122ea4b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1358.999598]  #3: ff11000122f09d60 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1359.009692] 
[ 1359.012157] =============================================\x0a