[  761.641621] nipa-hw-worker:   drivers/net:napi_threaded.py: timed out
[  761.645582] nipa-hw-worker: [5/41] Retrying drivers/net:napi_threaded.py
[  761.808836] kselftest: Running tests in drivers/net
[  989.741734] INFO: task python3:5243 blocked for more than 122 seconds.
[  989.749958]       Not tainted 7.0.0-rc5-lqbr-gd8ddcf9dcc28 #1
[  989.757207] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  989.766788] task:python3         state:D stack:25312 pid:5243  tgid:5243  ppid:5242   task_flags:0x400100 flags:0x00080000
[  989.779992] Call Trace:
[  989.783531]  <TASK>
[  989.786680]  __schedule+0xad9/0x1490
[  989.791495]  ? io_schedule_timeout+0x130/0x130
[  989.797278]  ? find_held_lock+0x2b/0x80
[  989.802380]  ? __lock_release.isra.0+0x59/0x170
[  989.808265]  schedule+0xd4/0x260
[  989.812681]  schedule_preempt_disabled+0x18/0x30
[  989.818659]  __mutex_lock+0xd76/0x1f20
[  989.823663]  ? threaded_store+0x132/0x220
[  989.828962]  ? ww_mutex_lock+0x160/0x160
[  989.834158]  ? selinux_inode_free_security+0x310/0x310
[  989.840729]  ? cap_capable+0x1ed/0x3f0
[  989.845734]  ? sysfs_file_ops+0x140/0x140
[  989.851030]  ? threaded_store+0x132/0x220
[  989.856327]  threaded_store+0x132/0x220
[  989.861433]  ? tx_maxrate_store+0x4e0/0x4e0
[  989.866927]  ? sysfs_file_ops+0x140/0x140
[  989.872221]  ? sysfs_file_kobj+0xbd/0x1e0
[  989.877517]  ? sysfs_kf_write+0x65/0x160
[  989.882714]  kernfs_fop_write_iter+0x335/0x510
[  989.888497]  ? kernfs_ops+0xf0/0xf0
[  989.893208]  new_sync_write+0x308/0x6f0
[  989.898311]  ? new_sync_read+0x6f0/0x6f0
[  989.903509]  ? lock_acquire.part.0+0xbc/0x260
[  989.909194]  ? ksys_write+0xff/0x200
[  989.914003]  vfs_write+0x62a/0x980
[  989.918619]  ksys_write+0xff/0x200
[  989.923224]  ? __ia32_sys_read+0xc0/0xc0
[  989.928423]  ? kernfs_fop_llseek+0x160/0x1f0
[  989.934011]  ? rcu_is_watching+0x15/0xd0
[  989.939213]  do_syscall_64+0xf3/0x5e0
[  989.944118]  ? exc_page_fault+0x9e/0xb0
[  989.949218]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  989.955685] RIP: 0033:0x7fb6b3facc5e
[  989.960494] RSP: 002b:00007fff64225610 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  989.969794] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fb6b3facc5e
[  989.978602] RDX: 0000000000000001 RSI: 000056207e514760 RDI: 0000000000000007
[  989.987398] RBP: 00007fff64225620 R08: 0000000000000000 R09: 0000000000000000
[  989.996204] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fb6b3e47e80
[  990.005013] R13: 000056207e514760 R14: 0000000000000007 R15: 00007fb6b46adb98
[  990.013827]  </TASK>
[  990.017115] INFO: task python3:5243 is blocked on a mutex likely owned by task python3:3268.
[  990.027390] task:python3         state:D stack:25312 pid:3268  tgid:3268  ppid:3267   task_flags:0x400100 flags:0x00080802
[  990.040590] Call Trace:
[  990.044117]  <TASK>
[  990.047266]  __schedule+0xad9/0x1490
[  990.052075]  ? io_schedule_timeout+0x130/0x130
[  990.057856]  ? find_held_lock+0x2b/0x80
[  990.062955]  ? __try_to_del_timer_sync+0x154/0x1f0
[  990.069134]  schedule+0xd4/0x260
[  990.073553]  schedule_timeout+0x103/0x260
[  990.078839]  ? rcu_is_watching+0x15/0xd0
[  990.084038]  ? hrtimer_nanosleep_restart+0x180/0x180
[  990.090407]  ? hrtimers_cpu_dying+0x250/0x250
[  990.096098]  ? ww_mutex_lock+0x160/0x160
[  990.101296]  msleep+0x1b/0x30
[  990.105420]  napi_set_threaded+0x376/0x410
[  990.110815]  ? napi_resume_irqs+0x1a0/0x1a0
[  990.116310]  netif_set_threaded+0x254/0x400
[  990.121801]  ? sysfs_file_ops+0x140/0x140
[  990.127094]  threaded_store+0x1bb/0x220
[  990.132196]  ? tx_maxrate_store+0x4e0/0x4e0
[  990.137685]  ? sysfs_file_ops+0x140/0x140
[  990.142981]  ? sysfs_file_kobj+0xbd/0x1e0
[  990.148277]  ? sysfs_kf_write+0x65/0x160
[  990.153475]  kernfs_fop_write_iter+0x335/0x510
[  990.159258]  ? kernfs_ops+0xf0/0xf0
[  990.163968]  new_sync_write+0x308/0x6f0
[  990.169071]  ? new_sync_read+0x6f0/0x6f0
[  990.174271]  ? lock_acquire.part.0+0xbc/0x260
[  990.179946]  ? ksys_write+0xff/0x200
[  990.184755]  vfs_write+0x62a/0x980
[  990.189369]  ksys_write+0xff/0x200
[  990.193981]  ? __ia32_sys_read+0xc0/0xc0
[  990.199181]  ? kernfs_fop_llseek+0x160/0x1f0
[  990.204762]  ? rcu_is_watching+0x15/0xd0
[  990.209955]  do_syscall_64+0xf3/0x5e0
[  990.214858]  ? exc_page_fault+0x9e/0xb0
[  990.219960]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  990.226428] RIP: 0033:0x7f3de85f7c5e
[  990.231224] RSP: 002b:00007fff46626810 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  990.240522] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f3de85f7c5e
[  990.249329] RDX: 0000000000000001 RSI: 000055b3c07af760 RDI: 0000000000000007
[  990.258141] RBP: 00007fff46626820 R08: 0000000000000000 R09: 0000000000000000
[  990.266950] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f3de8492e80
[  990.275758] R13: 000055b3c07af760 R14: 0000000000000007 R15: 00007f3de8422480
[  990.284561]  </TASK>
[  990.287822] \x0aShowing all locks held in the system:
[  990.296361] 1 lock held by khungtaskd/185:
[  990.301754]  #0: ffffffffb70ce120 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[  990.313235] 4 locks held by python3/3268:
[  990.318527]  #0: ff1100012e1793f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[  990.328316]  #1: ff1100013ed63e88 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[  990.339277]  #2: ff11000120aa90f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[  990.350432]  #3: ff11000120b29d00 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[  990.360526] 4 locks held by python3/5243:
[  990.365817]  #0: ff1100012e1793f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[  990.375606]  #1: ff110001c5e15088 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[  990.386566]  #2: ff11000120aa90f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[  990.397730]  #3: ff11000120b29d00 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[  990.407818] 
[  990.410283] =============================================\x0a
[ 1112.622061] INFO: task python3:5243 blocked for more than 245 seconds.
[ 1112.630208]       Not tainted 7.0.0-rc5-lqbr-gd8ddcf9dcc28 #1
[ 1112.637459] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1112.647051] task:python3         state:D stack:25312 pid:5243  tgid:5243  ppid:5242   task_flags:0x400100 flags:0x00080000
[ 1112.660259] Call Trace:
[ 1112.663802]  <TASK>
[ 1112.666943]  __schedule+0xad9/0x1490
[ 1112.671762]  ? io_schedule_timeout+0x130/0x130
[ 1112.671767]  ? find_held_lock+0x2b/0x80
[ 1112.671774]  ? __lock_release.isra.0+0x59/0x170
[ 1112.671780]  schedule+0xd4/0x260
[ 1112.671783]  schedule_preempt_disabled+0x18/0x30
[ 1112.698996]  __mutex_lock+0xd76/0x1f20
[ 1112.704000]  ? threaded_store+0x132/0x220
[ 1112.709302]  ? ww_mutex_lock+0x160/0x160
[ 1112.714502]  ? selinux_inode_free_security+0x310/0x310
[ 1112.721072]  ? cap_capable+0x1ed/0x3f0
[ 1112.726080]  ? sysfs_file_ops+0x140/0x140
[ 1112.731379]  ? threaded_store+0x132/0x220
[ 1112.736676]  threaded_store+0x132/0x220
[ 1112.741781]  ? tx_maxrate_store+0x4e0/0x4e0
[ 1112.747274]  ? sysfs_file_ops+0x140/0x140
[ 1112.752571]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1112.757861]  ? sysfs_kf_write+0x65/0x160
[ 1112.763060]  kernfs_fop_write_iter+0x335/0x510
[ 1112.768845]  ? kernfs_ops+0xf0/0xf0
[ 1112.773559]  new_sync_write+0x308/0x6f0
[ 1112.778661]  ? new_sync_read+0x6f0/0x6f0
[ 1112.783862]  ? lock_acquire.part.0+0xbc/0x260
[ 1112.789550]  ? ksys_write+0xff/0x200
[ 1112.794362]  vfs_write+0x62a/0x980
[ 1112.798976]  ksys_write+0xff/0x200
[ 1112.803591]  ? __ia32_sys_read+0xc0/0xc0
[ 1112.808792]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1112.814382]  ? rcu_is_watching+0x15/0xd0
[ 1112.819584]  do_syscall_64+0xf3/0x5e0
[ 1112.824490]  ? exc_page_fault+0x9e/0xb0
[ 1112.829592]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1112.836059] RIP: 0033:0x7fb6b3facc5e
[ 1112.840869] RSP: 002b:00007fff64225610 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1112.850166] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fb6b3facc5e
[ 1112.858965] RDX: 0000000000000001 RSI: 000056207e514760 RDI: 0000000000000007
[ 1112.867772] RBP: 00007fff64225620 R08: 0000000000000000 R09: 0000000000000000
[ 1112.876581] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fb6b3e47e80
[ 1112.885389] R13: 000056207e514760 R14: 0000000000000007 R15: 00007fb6b46adb98
[ 1112.894195]  </TASK>
[ 1112.897483] INFO: task python3:5243 is blocked on a mutex likely owned by task python3:3268.
[ 1112.907759] task:python3         state:D stack:25312 pid:3268  tgid:3268  ppid:3267   task_flags:0x400100 flags:0x00080802
[ 1112.920959] Call Trace:
[ 1112.924498]  <TASK>
[ 1112.927651]  __schedule+0xad9/0x1490
[ 1112.932463]  ? io_schedule_timeout+0x130/0x130
[ 1112.938249]  ? find_held_lock+0x2b/0x80
[ 1112.943353]  ? __try_to_del_timer_sync+0x154/0x1f0
[ 1112.949533]  schedule+0xd4/0x260
[ 1112.953949]  schedule_timeout+0x103/0x260
[ 1112.959248]  ? rcu_is_watching+0x15/0xd0
[ 1112.964448]  ? hrtimer_nanosleep_restart+0x180/0x180
[ 1112.970818]  ? hrtimers_cpu_dying+0x250/0x250
[ 1112.976512]  ? ww_mutex_lock+0x160/0x160
[ 1112.981712]  msleep+0x1b/0x30
[ 1112.985838]  napi_set_threaded+0x376/0x410
[ 1112.991233]  ? napi_resume_irqs+0x1a0/0x1a0
[ 1112.996725]  netif_set_threaded+0x254/0x400
[ 1113.002208]  ? sysfs_file_ops+0x140/0x140
[ 1113.007504]  threaded_store+0x1bb/0x220
[ 1113.012610]  ? tx_maxrate_store+0x4e0/0x4e0
[ 1113.018101]  ? sysfs_file_ops+0x140/0x140
[ 1113.023398]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1113.028693]  ? sysfs_kf_write+0x65/0x160
[ 1113.033900]  kernfs_fop_write_iter+0x335/0x510
[ 1113.039685]  ? kernfs_ops+0xf0/0xf0
[ 1113.044397]  new_sync_write+0x308/0x6f0
[ 1113.049494]  ? new_sync_read+0x6f0/0x6f0
[ 1113.054695]  ? lock_acquire.part.0+0xbc/0x260
[ 1113.060381]  ? ksys_write+0xff/0x200
[ 1113.065195]  vfs_write+0x62a/0x980
[ 1113.069812]  ksys_write+0xff/0x200
[ 1113.074425]  ? __ia32_sys_read+0xc0/0xc0
[ 1113.079623]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1113.085215]  ? rcu_is_watching+0x15/0xd0
[ 1113.090418]  do_syscall_64+0xf3/0x5e0
[ 1113.095326]  ? exc_page_fault+0x9e/0xb0
[ 1113.100420]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1113.106890] RIP: 0033:0x7f3de85f7c5e
[ 1113.111700] RSP: 002b:00007fff46626810 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1113.120999] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f3de85f7c5e
[ 1113.129808] RDX: 0000000000000001 RSI: 000055b3c07af760 RDI: 0000000000000007
[ 1113.138617] RBP: 00007fff46626820 R08: 0000000000000000 R09: 0000000000000000
[ 1113.147427] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f3de8492e80
[ 1113.156233] R13: 000055b3c07af760 R14: 0000000000000007 R15: 00007f3de8422480
[ 1113.165047]  </TASK>
[ 1113.168310] \x0aShowing all locks held in the system:
[ 1113.176849] 1 lock held by khungtaskd/185:
[ 1113.182244]  #0: ffffffffb70ce120 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1113.193721] 4 locks held by python3/3268:
[ 1113.199016]  #0: ff1100012e1793f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1113.208806]  #1: ff1100013ed63e88 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1113.219768]  #2: ff11000120aa90f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1113.230928]  #3: ff11000120b29d00 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1113.241028] 4 locks held by python3/5243:
[ 1113.246316]  #0: ff1100012e1793f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1113.256108]  #1: ff110001c5e15088 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1113.267067]  #2: ff11000120aa90f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1113.278224]  #3: ff11000120b29d00 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1113.288314] 5 locks held by (time-dir)/6324:
[ 1113.293905]  #0: ff1100012e2713f8 (sb_writers#6){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1113.303694]  #1: ff110001e80bd088 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1113.314655]  #2: ffffffffb7137248 (cgroup_mutex){+.+.}-{4:4}, at: cgroup_kn_lock_live+0xd2/0x3b0
[ 1113.325325]  #3: ffffffffb6f68f30 (cpu_hotplug_lock){++++}-{0:0}, at: cgroup_procs_write_start+0x3e7/0x640
[ 1113.336959]  #4: ffffffffb7136f50 (cgroup_threadgroup_rwsem){++++}-{0:0}, at: cgroup_procs_write_start+0x3f3/0x640
[ 1113.349386] 
[ 1113.351851] =============================================\x0a
[ 1235.504392] INFO: task python3:5243 blocked for more than 368 seconds.
[ 1235.512540]       Not tainted 7.0.0-rc5-lqbr-gd8ddcf9dcc28 #1
[ 1235.519780] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1235.529370] task:python3         state:D stack:25312 pid:5243  tgid:5243  ppid:5242   task_flags:0x400100 flags:0x00080002
[ 1235.542573] Call Trace:
[ 1235.546110]  <TASK>
[ 1235.549260]  __schedule+0xad9/0x1490
[ 1235.554076]  ? io_schedule_timeout+0x130/0x130
[ 1235.559861]  ? find_held_lock+0x2b/0x80
[ 1235.564966]  ? __lock_release.isra.0+0x59/0x170
[ 1235.570852]  schedule+0xd4/0x260
[ 1235.575268]  schedule_preempt_disabled+0x18/0x30
[ 1235.581247]  __mutex_lock+0xd76/0x1f20
[ 1235.586253]  ? threaded_store+0x132/0x220
[ 1235.591553]  ? ww_mutex_lock+0x160/0x160
[ 1235.596751]  ? selinux_inode_free_security+0x310/0x310
[ 1235.603319]  ? cap_capable+0x1ed/0x3f0
[ 1235.608331]  ? sysfs_file_ops+0x140/0x140
[ 1235.613637]  ? threaded_store+0x132/0x220
[ 1235.618934]  threaded_store+0x132/0x220
[ 1235.624026]  ? tx_maxrate_store+0x4e0/0x4e0
[ 1235.629516]  ? sysfs_file_ops+0x140/0x140
[ 1235.634819]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1235.640113]  ? sysfs_kf_write+0x65/0x160
[ 1235.645312]  kernfs_fop_write_iter+0x335/0x510
[ 1235.651097]  ? kernfs_ops+0xf0/0xf0
[ 1235.655807]  new_sync_write+0x308/0x6f0
[ 1235.660909]  ? new_sync_read+0x6f0/0x6f0
[ 1235.666109]  ? lock_acquire.part.0+0xbc/0x260
[ 1235.671794]  ? ksys_write+0xff/0x200
[ 1235.676607]  vfs_write+0x62a/0x980
[ 1235.681219]  ksys_write+0xff/0x200
[ 1235.685834]  ? __ia32_sys_read+0xc0/0xc0
[ 1235.691033]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1235.696613]  ? rcu_is_watching+0x15/0xd0
[ 1235.701811]  do_syscall_64+0xf3/0x5e0
[ 1235.706719]  ? exc_page_fault+0x9e/0xb0
[ 1235.711820]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1235.718289] RIP: 0033:0x7fb6b3facc5e
[ 1235.723099] RSP: 002b:00007fff64225610 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1235.732388] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fb6b3facc5e
[ 1235.741193] RDX: 0000000000000001 RSI: 000056207e514760 RDI: 0000000000000007
[ 1235.750002] RBP: 00007fff64225620 R08: 0000000000000000 R09: 0000000000000000
[ 1235.758808] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fb6b3e47e80
[ 1235.767615] R13: 000056207e514760 R14: 0000000000000007 R15: 00007fb6b46adb98
[ 1235.776421]  </TASK>
[ 1235.779705] INFO: task python3:5243 is blocked on a mutex likely owned by task python3:3268.
[ 1235.789977] task:python3         state:D stack:25312 pid:3268  tgid:3268  ppid:3267   task_flags:0x400100 flags:0x00080802
[ 1235.803177] Call Trace:
[ 1235.806716]  <TASK>
[ 1235.809863]  __schedule+0xad9/0x1490
[ 1235.814674]  ? io_schedule_timeout+0x130/0x130
[ 1235.820450]  ? find_held_lock+0x2b/0x80
[ 1235.825544]  ? __try_to_del_timer_sync+0x154/0x1f0
[ 1235.831723]  schedule+0xd4/0x260
[ 1235.836141]  schedule_timeout+0x103/0x260
[ 1235.841429]  ? rcu_is_watching+0x15/0xd0
[ 1235.846625]  ? hrtimer_nanosleep_restart+0x180/0x180
[ 1235.852997]  ? hrtimers_cpu_dying+0x250/0x250
[ 1235.858684]  ? ww_mutex_lock+0x160/0x160
[ 1235.863883]  msleep+0x1b/0x30
[ 1235.868010]  napi_set_threaded+0x376/0x410
[ 1235.873403]  ? napi_resume_irqs+0x1a0/0x1a0
[ 1235.878895]  netif_set_threaded+0x254/0x400
[ 1235.884380]  ? sysfs_file_ops+0x140/0x140
[ 1235.889676]  threaded_store+0x1bb/0x220
[ 1235.894777]  ? tx_maxrate_store+0x4e0/0x4e0
[ 1235.900268]  ? sysfs_file_ops+0x140/0x140
[ 1235.905565]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1235.910859]  ? sysfs_kf_write+0x65/0x160
[ 1235.916060]  kernfs_fop_write_iter+0x335/0x510
[ 1235.921845]  ? kernfs_ops+0xf0/0xf0
[ 1235.926549]  new_sync_write+0x308/0x6f0
[ 1235.931651]  ? new_sync_read+0x6f0/0x6f0
[ 1235.936840]  ? lock_acquire.part.0+0xbc/0x260
[ 1235.942524]  ? ksys_write+0xff/0x200
[ 1235.947335]  vfs_write+0x62a/0x980
[ 1235.951950]  ksys_write+0xff/0x200
[ 1235.956561]  ? __ia32_sys_read+0xc0/0xc0
[ 1235.961758]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1235.967345]  ? rcu_is_watching+0x15/0xd0
[ 1235.972546]  do_syscall_64+0xf3/0x5e0
[ 1235.977456]  ? exc_page_fault+0x9e/0xb0
[ 1235.982557]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1235.989024] RIP: 0033:0x7f3de85f7c5e
[ 1235.993833] RSP: 002b:00007fff46626810 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1236.003131] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f3de85f7c5e
[ 1236.011936] RDX: 0000000000000001 RSI: 000055b3c07af760 RDI: 0000000000000007
[ 1236.020742] RBP: 00007fff46626820 R08: 0000000000000000 R09: 0000000000000000
[ 1236.029547] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f3de8492e80
[ 1236.038352] R13: 000055b3c07af760 R14: 0000000000000007 R15: 00007f3de8422480
[ 1236.047163]  </TASK>
[ 1236.050431] \x0aShowing all locks held in the system:
[ 1236.058968] 1 lock held by khungtaskd/185:
[ 1236.064360]  #0: ffffffffb70ce120 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1236.075830] 3 locks held by systemd-journal/804:
[ 1236.081809]  #0: ff1100180ea372e0 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x18f/0x1490
[ 1236.091697]  #1: ffffffffb72c91e0 (mmu_notifier_invalidate_range_start){+.+.}-{0:0}, at: fs_reclaim_acquire+0x7b/0x120
[ 1236.104504]  #2: ff1100019f6c2bd0 (ptlock_ptr(ptdesc)#2){+.+.}-{3:3}, at: pte_offset_map_lock+0xf4/0x280
[ 1236.115962] 4 locks held by python3/3268:
[ 1236.121248]  #0: ff1100012e1793f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1236.131035]  #1: ff1100013ed63e88 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1236.141997]  #2: ff11000120aa90f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1236.153155]  #3: ff11000120b29d00 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1236.163253] 4 locks held by python3/5243:
[ 1236.168546]  #0: ff1100012e1793f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1236.178336]  #1: ff110001c5e15088 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1236.189298]  #2: ff11000120aa90f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1236.200452]  #3: ff11000120b29d00 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1236.210540] 
[ 1236.213004] =============================================\x0a
[ 1358.385720] INFO: task python3:5243 blocked for more than 491 seconds.
[ 1358.393876]       Not tainted 7.0.0-rc5-lqbr-gd8ddcf9dcc28 #1
[ 1358.401126] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1358.410715] task:python3         state:D stack:25312 pid:5243  tgid:5243  ppid:5242   task_flags:0x400100 flags:0x00080002
[ 1358.423913] Call Trace:
[ 1358.427451]  <TASK>
[ 1358.430600]  __schedule+0xad9/0x1490
[ 1358.435417]  ? io_schedule_timeout+0x130/0x130
[ 1358.441201]  ? find_held_lock+0x2b/0x80
[ 1358.446305]  ? __lock_release.isra.0+0x59/0x170
[ 1358.452189]  schedule+0xd4/0x260
[ 1358.456607]  schedule_preempt_disabled+0x18/0x30
[ 1358.462583]  __mutex_lock+0xd76/0x1f20
[ 1358.467585]  ? threaded_store+0x132/0x220
[ 1358.472883]  ? ww_mutex_lock+0x160/0x160
[ 1358.478080]  ? selinux_inode_free_security+0x310/0x310
[ 1358.484648]  ? cap_capable+0x1ed/0x3f0
[ 1358.489654]  ? sysfs_file_ops+0x140/0x140
[ 1358.494954]  ? threaded_store+0x132/0x220
[ 1358.500239]  threaded_store+0x132/0x220
[ 1358.505340]  ? tx_maxrate_store+0x4e0/0x4e0
[ 1358.510833]  ? sysfs_file_ops+0x140/0x140
[ 1358.516121]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1358.521407]  ? sysfs_kf_write+0x65/0x160
[ 1358.526607]  kernfs_fop_write_iter+0x335/0x510
[ 1358.532391]  ? kernfs_ops+0xf0/0xf0
[ 1358.537100]  new_sync_write+0x308/0x6f0
[ 1358.542202]  ? new_sync_read+0x6f0/0x6f0
[ 1358.547401]  ? lock_acquire.part.0+0xbc/0x260
[ 1358.553087]  ? ksys_write+0xff/0x200
[ 1358.557898]  vfs_write+0x62a/0x980
[ 1358.562512]  ksys_write+0xff/0x200
[ 1358.567123]  ? __ia32_sys_read+0xc0/0xc0
[ 1358.572318]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1358.577909]  ? rcu_is_watching+0x15/0xd0
[ 1358.583108]  do_syscall_64+0xf3/0x5e0
[ 1358.588012]  ? exc_page_fault+0x9e/0xb0
[ 1358.593113]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1358.599574] RIP: 0033:0x7fb6b3facc5e
[ 1358.604384] RSP: 002b:00007fff64225610 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1358.613674] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fb6b3facc5e
[ 1358.622480] RDX: 0000000000000001 RSI: 000056207e514760 RDI: 0000000000000007
[ 1358.631286] RBP: 00007fff64225620 R08: 0000000000000000 R09: 0000000000000000
[ 1358.640090] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fb6b3e47e80
[ 1358.648896] R13: 000056207e514760 R14: 0000000000000007 R15: 00007fb6b46adb98
[ 1358.657708]  </TASK>
[ 1358.660984] INFO: task python3:5243 is blocked on a mutex likely owned by task python3:3268.
[ 1358.671257] task:python3         state:D stack:25312 pid:3268  tgid:3268  ppid:3267   task_flags:0x400100 flags:0x00080802
[ 1358.684460] Call Trace:
[ 1358.687998]  <TASK>
[ 1358.691148]  __schedule+0xad9/0x1490
[ 1358.695958]  ? io_schedule_timeout+0x130/0x130
[ 1358.701734]  ? find_held_lock+0x2b/0x80
[ 1358.706825]  ? __try_to_del_timer_sync+0x154/0x1f0
[ 1358.713005]  schedule+0xd4/0x260
[ 1358.717423]  schedule_timeout+0x103/0x260
[ 1358.722719]  ? rcu_is_watching+0x15/0xd0
[ 1358.727917]  ? hrtimer_nanosleep_restart+0x180/0x180
[ 1358.734285]  ? hrtimers_cpu_dying+0x250/0x250
[ 1358.739973]  ? ww_mutex_lock+0x160/0x160
[ 1358.745173]  msleep+0x1b/0x30
[ 1358.749286]  napi_set_threaded+0x376/0x410
[ 1358.754680]  ? napi_resume_irqs+0x1a0/0x1a0
[ 1358.760175]  netif_set_threaded+0x254/0x400
[ 1358.765666]  ? sysfs_file_ops+0x140/0x140
[ 1358.770962]  threaded_store+0x1bb/0x220
[ 1358.776063]  ? tx_maxrate_store+0x4e0/0x4e0
[ 1358.781559]  ? sysfs_file_ops+0x140/0x140
[ 1358.786853]  ? sysfs_file_kobj+0xbd/0x1e0
[ 1358.792149]  ? sysfs_kf_write+0x65/0x160
[ 1358.797347]  kernfs_fop_write_iter+0x335/0x510
[ 1358.803134]  ? kernfs_ops+0xf0/0xf0
[ 1358.807843]  new_sync_write+0x308/0x6f0
[ 1358.812945]  ? new_sync_read+0x6f0/0x6f0
[ 1358.818144]  ? lock_acquire.part.0+0xbc/0x260
[ 1358.823827]  ? ksys_write+0xff/0x200
[ 1358.828639]  vfs_write+0x62a/0x980
[ 1358.833254]  ksys_write+0xff/0x200
[ 1358.837869]  ? __ia32_sys_read+0xc0/0xc0
[ 1358.843066]  ? kernfs_fop_llseek+0x160/0x1f0
[ 1358.848654]  ? rcu_is_watching+0x15/0xd0
[ 1358.853853]  do_syscall_64+0xf3/0x5e0
[ 1358.858750]  ? exc_page_fault+0x9e/0xb0
[ 1358.863849]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1358.870315] RIP: 0033:0x7f3de85f7c5e
[ 1358.875124] RSP: 002b:00007fff46626810 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1358.884421] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f3de85f7c5e
[ 1358.893226] RDX: 0000000000000001 RSI: 000055b3c07af760 RDI: 0000000000000007
[ 1358.902037] RBP: 00007fff46626820 R08: 0000000000000000 R09: 0000000000000000
[ 1358.910845] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f3de8492e80
[ 1358.919642] R13: 000055b3c07af760 R14: 0000000000000007 R15: 00007f3de8422480
[ 1358.928454]  </TASK>
[ 1358.931720] \x0aShowing all locks held in the system:
[ 1358.940256] 1 lock held by khungtaskd/185:
[ 1358.945648]  #0: ffffffffb70ce120 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1358.957129] 4 locks held by python3/3268:
[ 1358.962423]  #0: ff1100012e1793f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1358.972212]  #1: ff1100013ed63e88 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1358.983174]  #2: ff11000120aa90f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1358.994332]  #3: ff11000120b29d00 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1359.004426] 4 locks held by python3/5243:
[ 1359.009722]  #0: ff1100012e1793f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1359.019509]  #1: ff110001c5e15088 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1359.030469]  #2: ff11000120aa90f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1359.041627]  #3: ff11000120b29d00 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1359.051720] 
[ 1359.054184] =============================================\x0a