[ 783.349032] nipa-hw-worker: drivers/net:napi_threaded.py: timed out
[ 783.351467] nipa-hw-worker: [5/46] Retrying drivers/net:napi_threaded.py
[ 783.506653] kselftest: Running tests in drivers/net
[ 989.657783] INFO: task python3:5750 blocked for more than 122 seconds.
[ 989.666006] Not tainted 7.1.0-rc2-mlwm-g53a1e78f30ff #1
[ 989.673259] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 989.683472] task:python3 state:D stack:25576 pid:5750 tgid:5750 ppid:5749 task_flags:0x400100 flags:0x00080000
[ 989.696678] Call Trace:
[ 989.700216]
[ 989.703367] __schedule+0xcba/0x1940
[ 989.708185] ? io_schedule_timeout+0x140/0x140
[ 989.713969] ? find_held_lock+0x2b/0x80
[ 989.719066] ? __lock_release.isra.0+0x6b/0x1a0
[ 989.724953] schedule+0xd4/0x260
[ 989.729372] schedule_preempt_disabled+0x18/0x30
[ 989.735351] __mutex_lock+0x6a3/0x2000
[ 989.740355] ? threaded_store+0x132/0x220
[ 989.745656] ? ww_mutex_lock+0x160/0x160
[ 989.750858] ? selinux_inode_free_security+0x330/0x330
[ 989.757429] ? cap_capable+0x1d6/0x3e0
[ 989.762436] ? threaded_store+0x132/0x220
[ 989.767733] threaded_store+0x132/0x220
[ 989.772829] ? xps_rxqs_store+0x2e0/0x2e0
[ 989.778126] ? sysfs_file_kobj+0xbd/0x1e0
[ 989.783427] ? sysfs_kf_write+0x65/0x160
[ 989.788626] ? sysfs_file_ops+0x140/0x140
[ 989.793921] kernfs_fop_write_iter+0x335/0x510
[ 989.799707] ? kernfs_ops+0xf0/0xf0
[ 989.804412] new_sync_write+0x333/0x750
[ 989.809515] ? __lock_acquire+0x508/0xc10
[ 989.814814] ? new_sync_read+0x740/0x740
[ 989.820014] ? lock_acquire.part.0+0xbc/0x260
[ 989.825700] ? ksys_write+0x116/0x250
[ 989.830617] vfs_write+0x657/0x9b0
[ 989.835232] ksys_write+0x116/0x250
[ 989.839942] ? __ia32_sys_read+0xc0/0xc0
[ 989.845142] ? kernfs_fop_llseek+0x160/0x1f0
[ 989.850731] ? rcu_is_watching+0x15/0xd0
[ 989.855934] do_syscall_64+0xf3/0x650
[ 989.860842] ? trace_hardirqs_off+0xd/0x30
[ 989.866236] ? exc_page_fault+0xda/0xf0
[ 989.871340] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 989.877807] RIP: 0033:0x7f8a861d322e
[ 989.882633] RSP: 002b:00007ffc7ea6dd80 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 989.891933] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8a861d322e
[ 989.900741] RDX: 0000000000000001 RSI: 000055a0f596efe0 RDI: 0000000000000007
[ 989.909547] RBP: 00007ffc7ea6dd90 R08: 0000000000000000 R09: 0000000000000000
[ 989.918357] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f8a8604b390
[ 989.927166] R13: 000055a0f596efe0 R14: 0000000000000007 R15: 0000000000000003
[ 989.935980]
[ 989.939282] INFO: task python3:5750 is blocked on a mutex likely owned by task python3:3655.
[ 989.949553] task:python3 state:D stack:25672 pid:3655 tgid:3655 ppid:3654 task_flags:0x400100 flags:0x00080802
[ 989.962758] Call Trace:
[ 989.966298]
[ 989.969447] __schedule+0xcba/0x1940
[ 989.974257] ? io_schedule_timeout+0x140/0x140
[ 989.980042] ? find_held_lock+0x2b/0x80
[ 989.985144] ? __try_to_del_timer_sync+0x155/0x1f0
[ 989.991324] schedule+0xd4/0x260
[ 989.995744] schedule_timeout+0x13f/0x290
[ 990.001043] ? hrtimer_nanosleep_restart+0x270/0x270
[ 990.007415] ? trace_contention_end+0xb3/0x1a0
[ 990.013198] ? hrtimers_cpu_dying+0x3e0/0x3e0
[ 990.018888] ? ww_mutex_lock+0x160/0x160
[ 990.024091] msleep+0x1b/0x30
[ 990.028217] napi_set_threaded+0x3a5/0x440
[ 990.033603] ? napi_resume_irqs+0x1a0/0x1a0
[ 990.039104] netif_set_threaded+0x257/0x400
[ 990.044600] threaded_store+0x1b8/0x220
[ 990.049703] ? xps_rxqs_store+0x2e0/0x2e0
[ 990.054993] ? sysfs_file_kobj+0xbd/0x1e0
[ 990.060289] ? sysfs_kf_write+0x65/0x160
[ 990.065490] ? sysfs_file_ops+0x140/0x140
[ 990.070788] kernfs_fop_write_iter+0x335/0x510
[ 990.076564] ? kernfs_ops+0xf0/0xf0
[ 990.081278] new_sync_write+0x333/0x750
[ 990.086381] ? __lock_acquire+0x508/0xc10
[ 990.091678] ? new_sync_read+0x740/0x740
[ 990.096881] ? lock_acquire.part.0+0xbc/0x260
[ 990.102570] ? ksys_write+0x116/0x250
[ 990.107479] vfs_write+0x657/0x9b0
[ 990.112093] ksys_write+0x116/0x250
[ 990.116805] ? __ia32_sys_read+0xc0/0xc0
[ 990.122004] ? kernfs_fop_llseek+0x160/0x1f0
[ 990.127592] ? rcu_is_watching+0x15/0xd0
[ 990.132792] do_syscall_64+0xf3/0x650
[ 990.137697] ? trace_hardirqs_off+0xd/0x30
[ 990.143093] ? exc_page_fault+0xda/0xf0
[ 990.148195] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 990.154656] RIP: 0033:0x7f254e5d022e
[ 990.159466] RSP: 002b:00007ffddc42a590 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 990.168766] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f254e5d022e
[ 990.177572] RDX: 0000000000000001 RSI: 0000555759253fe0 RDI: 0000000000000007
[ 990.186380] RBP: 00007ffddc42a5a0 R08: 0000000000000000 R09: 0000000000000000
[ 990.195180] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f254e448390
[ 990.203987] R13: 0000555759253fe0 R14: 0000000000000007 R15: 0000000000000003
[ 990.212801]
[ 990.216059] \x0aShowing all locks held in the system:
[ 990.224599] 1 lock held by khungtaskd/185:
[ 990.229994] #0: ffffffff912fdf60 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 990.241461] 2 locks held by systemd-journal/802:
[ 990.247442] #0: ff1100180db372e0 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x18d/0x1940
[ 990.257331] #1: ffffffff915032a0 (mmu_notifier_invalidate_range_start){+.+.}-{0:0}, at: fs_reclaim_acquire+0x7b/0x120
[ 990.270159] 4 locks held by python3/3655:
[ 990.275454] #0: ff110017d98913e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 990.285343] #1: ff11000168eba680 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 990.296299] #2: ff110001233c2b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 990.307464] #3: ff11000123409d68 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 990.317575] 4 locks held by python3/5750:
[ 990.322872] #0: ff110017d98913e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 990.332761] #1: ff110001f34c5080 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 990.343721] #2: ff110001233c2b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 990.354877] #3: ff11000123409d68 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 990.364965]
[ 990.367431] =============================================\x0a
[ 1112.538930] INFO: task python3:5750 blocked for more than 245 seconds.
[ 1112.547081] Not tainted 7.1.0-rc2-mlwm-g53a1e78f30ff #1
[ 1112.554332] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1112.563920] task:python3 state:D stack:25576 pid:5750 tgid:5750 ppid:5749 task_flags:0x400100 flags:0x00080000
[ 1112.577128] Call Trace:
[ 1112.580669]
[ 1112.583819] __schedule+0xcba/0x1940
[ 1112.588638] ? io_schedule_timeout+0x140/0x140
[ 1112.594425] ? find_held_lock+0x2b/0x80
[ 1112.599533] ? __lock_release.isra.0+0x6b/0x1a0
[ 1112.605418] schedule+0xd4/0x260
[ 1112.609835] schedule_preempt_disabled+0x18/0x30
[ 1112.615817] __mutex_lock+0x6a3/0x2000
[ 1112.620824] ? threaded_store+0x132/0x220
[ 1112.626122] ? ww_mutex_lock+0x160/0x160
[ 1112.631322] ? selinux_inode_free_security+0x330/0x330
[ 1112.637892] ? cap_capable+0x1d6/0x3e0
[ 1112.642901] ? threaded_store+0x132/0x220
[ 1112.648199] threaded_store+0x132/0x220
[ 1112.653300] ? xps_rxqs_store+0x2e0/0x2e0
[ 1112.658598] ? sysfs_file_kobj+0xbd/0x1e0
[ 1112.663900] ? sysfs_kf_write+0x65/0x160
[ 1112.669102] ? sysfs_file_ops+0x140/0x140
[ 1112.674399] kernfs_fop_write_iter+0x335/0x510
[ 1112.680182] ? kernfs_ops+0xf0/0xf0
[ 1112.684893] new_sync_write+0x333/0x750
[ 1112.689997] ? __lock_acquire+0x508/0xc10
[ 1112.695293] ? new_sync_read+0x740/0x740
[ 1112.700495] ? lock_acquire.part.0+0xbc/0x260
[ 1112.706183] ? ksys_write+0x116/0x250
[ 1112.711092] vfs_write+0x657/0x9b0
[ 1112.715709] ksys_write+0x116/0x250
[ 1112.720422] ? __ia32_sys_read+0xc0/0xc0
[ 1112.725623] ? kernfs_fop_llseek+0x160/0x1f0
[ 1112.731213] ? rcu_is_watching+0x15/0xd0
[ 1112.736419] do_syscall_64+0xf3/0x650
[ 1112.741327] ? trace_hardirqs_off+0xd/0x30
[ 1112.746722] ? exc_page_fault+0xda/0xf0
[ 1112.751823] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1112.758294] RIP: 0033:0x7f8a861d322e
[ 1112.763104] RSP: 002b:00007ffc7ea6dd80 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1112.772402] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8a861d322e
[ 1112.781210] RDX: 0000000000000001 RSI: 000055a0f596efe0 RDI: 0000000000000007
[ 1112.790019] RBP: 00007ffc7ea6dd90 R08: 0000000000000000 R09: 0000000000000000
[ 1112.798828] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f8a8604b390
[ 1112.807638] R13: 000055a0f596efe0 R14: 0000000000000007 R15: 0000000000000003
[ 1112.816450]
[ 1112.819732] INFO: task python3:5750 is blocked on a mutex likely owned by task python3:3655.
[ 1112.830006] task:python3 state:D stack:25672 pid:3655 tgid:3655 ppid:3654 task_flags:0x400100 flags:0x00080802
[ 1112.843209] Call Trace:
[ 1112.846750]
[ 1112.849902] __schedule+0xcba/0x1940
[ 1112.854714] ? io_schedule_timeout+0x140/0x140
[ 1112.860500] ? find_held_lock+0x2b/0x80
[ 1112.865603] ? __try_to_del_timer_sync+0x155/0x1f0
[ 1112.871783] schedule+0xd4/0x260
[ 1112.876201] schedule_timeout+0x13f/0x290
[ 1112.881497] ? hrtimer_nanosleep_restart+0x270/0x270
[ 1112.887866] ? trace_contention_end+0xb3/0x1a0
[ 1112.893651] ? hrtimers_cpu_dying+0x3e0/0x3e0
[ 1112.899342] ? ww_mutex_lock+0x160/0x160
[ 1112.904541] msleep+0x1b/0x30
[ 1112.908666] napi_set_threaded+0x3a5/0x440
[ 1112.914064] ? napi_resume_irqs+0x1a0/0x1a0
[ 1112.919561] netif_set_threaded+0x257/0x400
[ 1112.925054] threaded_store+0x1b8/0x220
[ 1112.930149] ? xps_rxqs_store+0x2e0/0x2e0
[ 1112.935446] ? sysfs_file_kobj+0xbd/0x1e0
[ 1112.940743] ? sysfs_kf_write+0x65/0x160
[ 1112.945935] ? sysfs_file_ops+0x140/0x140
[ 1112.951231] kernfs_fop_write_iter+0x335/0x510
[ 1112.957016] ? kernfs_ops+0xf0/0xf0
[ 1112.961717] new_sync_write+0x333/0x750
[ 1112.966820] ? __lock_acquire+0x508/0xc10
[ 1112.972119] ? new_sync_read+0x740/0x740
[ 1112.977319] ? lock_acquire.part.0+0xbc/0x260
[ 1112.983006] ? ksys_write+0x116/0x250
[ 1112.987915] vfs_write+0x657/0x9b0
[ 1112.992531] ksys_write+0x116/0x250
[ 1112.997245] ? __ia32_sys_read+0xc0/0xc0
[ 1113.002445] ? kernfs_fop_llseek+0x160/0x1f0
[ 1113.008035] ? rcu_is_watching+0x15/0xd0
[ 1113.013234] do_syscall_64+0xf3/0x650
[ 1113.018142] ? trace_hardirqs_off+0xd/0x30
[ 1113.023537] ? exc_page_fault+0xda/0xf0
[ 1113.028637] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1113.035105] RIP: 0033:0x7f254e5d022e
[ 1113.039905] RSP: 002b:00007ffddc42a590 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1113.049201] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f254e5d022e
[ 1113.058001] RDX: 0000000000000001 RSI: 0000555759253fe0 RDI: 0000000000000007
[ 1113.066811] RBP: 00007ffddc42a5a0 R08: 0000000000000000 R09: 0000000000000000
[ 1113.075620] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f254e448390
[ 1113.084428] R13: 0000555759253fe0 R14: 0000000000000007 R15: 0000000000000003
[ 1113.093233]
[ 1113.096495] \x0aShowing all locks held in the system:
[ 1113.105033] 1 lock held by khungtaskd/185:
[ 1113.110429] #0: ffffffff912fdf60 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1113.121911] 4 locks held by python3/3655:
[ 1113.127208] #0: ff110017d98913e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1113.137092] #1: ff11000168eba680 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1113.148052] #2: ff110001233c2b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1113.159208] #3: ff11000123409d68 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1113.169302] 4 locks held by python3/5750:
[ 1113.174598] #0: ff110017d98913e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1113.184488] #1: ff110001f34c5080 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1113.195448] #2: ff110001233c2b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1113.206608] #3: ff11000123409d68 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1113.216698]
[ 1113.219156] =============================================\x0a
[ 1198.556719] kworker/u129:15 (306) used greatest stack depth: 21936 bytes left
[ 1235.421115] INFO: task python3:5750 blocked for more than 368 seconds.
[ 1235.429265] Not tainted 7.1.0-rc2-mlwm-g53a1e78f30ff #1
[ 1235.436515] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1235.446106] task:python3 state:D stack:25576 pid:5750 tgid:5750 ppid:5749 task_flags:0x400100 flags:0x00080002
[ 1235.459312] Call Trace:
[ 1235.462850]
[ 1235.466002] __schedule+0xcba/0x1940
[ 1235.470816] ? io_schedule_timeout+0x140/0x140
[ 1235.476602] ? find_held_lock+0x2b/0x80
[ 1235.481708] ? __lock_release.isra.0+0x6b/0x1a0
[ 1235.487590] schedule+0xd4/0x260
[ 1235.492006] schedule_preempt_disabled+0x18/0x30
[ 1235.497987] __mutex_lock+0x6a3/0x2000
[ 1235.502990] ? threaded_store+0x132/0x220
[ 1235.508287] ? ww_mutex_lock+0x160/0x160
[ 1235.513485] ? selinux_inode_free_security+0x330/0x330
[ 1235.520045] ? cap_capable+0x1d6/0x3e0
[ 1235.525053] ? threaded_store+0x132/0x220
[ 1235.530353] threaded_store+0x132/0x220
[ 1235.535453] ? xps_rxqs_store+0x2e0/0x2e0
[ 1235.540750] ? sysfs_file_kobj+0xbd/0x1e0
[ 1235.546046] ? sysfs_kf_write+0x65/0x160
[ 1235.551246] ? sysfs_file_ops+0x140/0x140
[ 1235.556533] kernfs_fop_write_iter+0x335/0x510
[ 1235.562315] ? kernfs_ops+0xf0/0xf0
[ 1235.567025] new_sync_write+0x333/0x750
[ 1235.572128] ? __lock_acquire+0x508/0xc10
[ 1235.577424] ? new_sync_read+0x740/0x740
[ 1235.582626] ? lock_acquire.part.0+0xbc/0x260
[ 1235.588313] ? ksys_write+0x116/0x250
[ 1235.593222] vfs_write+0x657/0x9b0
[ 1235.597834] ksys_write+0x116/0x250
[ 1235.602546] ? __ia32_sys_read+0xc0/0xc0
[ 1235.607734] ? kernfs_fop_llseek+0x160/0x1f0
[ 1235.613320] ? rcu_is_watching+0x15/0xd0
[ 1235.618519] do_syscall_64+0xf3/0x650
[ 1235.623423] ? trace_hardirqs_off+0xd/0x30
[ 1235.628818] ? exc_page_fault+0xda/0xf0
[ 1235.633920] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1235.640385] RIP: 0033:0x7f8a861d322e
[ 1235.645195] RSP: 002b:00007ffc7ea6dd80 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1235.654485] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8a861d322e
[ 1235.663294] RDX: 0000000000000001 RSI: 000055a0f596efe0 RDI: 0000000000000007
[ 1235.672100] RBP: 00007ffc7ea6dd90 R08: 0000000000000000 R09: 0000000000000000
[ 1235.680905] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f8a8604b390
[ 1235.689710] R13: 000055a0f596efe0 R14: 0000000000000007 R15: 0000000000000003
[ 1235.698520]
[ 1235.701837] INFO: task python3:5750 is blocked on a mutex likely owned by task python3:3655.
[ 1235.712114] task:python3 state:D stack:25672 pid:3655 tgid:3655 ppid:3654 task_flags:0x400100 flags:0x00080802
[ 1235.725318] Call Trace:
[ 1235.728856]
[ 1235.732007] __schedule+0xcba/0x1940
[ 1235.736810] ? io_schedule_timeout+0x140/0x140
[ 1235.742594] ? find_held_lock+0x2b/0x80
[ 1235.747698] ? __try_to_del_timer_sync+0x155/0x1f0
[ 1235.753875] schedule+0xd4/0x260
[ 1235.758292] schedule_timeout+0x13f/0x290
[ 1235.763589] ? hrtimer_nanosleep_restart+0x270/0x270
[ 1235.769959] ? trace_contention_end+0xb3/0x1a0
[ 1235.775741] ? hrtimers_cpu_dying+0x3e0/0x3e0
[ 1235.781428] ? ww_mutex_lock+0x160/0x160
[ 1235.786624] msleep+0x1b/0x30
[ 1235.790750] napi_set_threaded+0x3a5/0x440
[ 1235.796144] ? napi_resume_irqs+0x1a0/0x1a0
[ 1235.801637] netif_set_threaded+0x257/0x400
[ 1235.807130] threaded_store+0x1b8/0x220
[ 1235.812232] ? xps_rxqs_store+0x2e0/0x2e0
[ 1235.817528] ? sysfs_file_kobj+0xbd/0x1e0
[ 1235.822823] ? sysfs_kf_write+0x65/0x160
[ 1235.828022] ? sysfs_file_ops+0x140/0x140
[ 1235.833314] kernfs_fop_write_iter+0x335/0x510
[ 1235.839096] ? kernfs_ops+0xf0/0xf0
[ 1235.843807] new_sync_write+0x333/0x750
[ 1235.848910] ? __lock_acquire+0x508/0xc10
[ 1235.854206] ? new_sync_read+0x740/0x740
[ 1235.859407] ? lock_acquire.part.0+0xbc/0x260
[ 1235.865091] ? ksys_write+0x116/0x250
[ 1235.870000] vfs_write+0x657/0x9b0
[ 1235.874613] ksys_write+0x116/0x250
[ 1235.879322] ? __ia32_sys_read+0xc0/0xc0
[ 1235.884520] ? kernfs_fop_llseek+0x160/0x1f0
[ 1235.890105] ? rcu_is_watching+0x15/0xd0
[ 1235.895304] do_syscall_64+0xf3/0x650
[ 1235.900209] ? trace_hardirqs_off+0xd/0x30
[ 1235.905600] ? exc_page_fault+0xda/0xf0
[ 1235.910702] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1235.917158] RIP: 0033:0x7f254e5d022e
[ 1235.921963] RSP: 002b:00007ffddc42a590 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1235.931258] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f254e5d022e
[ 1235.940064] RDX: 0000000000000001 RSI: 0000555759253fe0 RDI: 0000000000000007
[ 1235.948870] RBP: 00007ffddc42a5a0 R08: 0000000000000000 R09: 0000000000000000
[ 1235.957679] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f254e448390
[ 1235.966484] R13: 0000555759253fe0 R14: 0000000000000007 R15: 0000000000000003
[ 1235.975295]
[ 1235.978560] \x0aShowing all locks held in the system:
[ 1235.987106] 1 lock held by khungtaskd/185:
[ 1235.992499] #0: ffffffff912fdf60 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1236.003994] 4 locks held by python3/3655:
[ 1236.009288] #0: ff110017d98913e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1236.019177] #1: ff11000168eba680 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1236.030138] #2: ff110001233c2b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1236.041285] #3: ff11000123409d68 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1236.051383] 4 locks held by python3/5750:
[ 1236.056675] #0: ff110017d98913e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1236.066563] #1: ff110001f34c5080 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1236.077523] #2: ff110001233c2b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1236.088680] #3: ff11000123409d68 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1236.098764]
[ 1236.101229] =============================================\x0a
[ 1358.302315] INFO: task python3:5750 blocked for more than 491 seconds.
[ 1358.310464] Not tainted 7.1.0-rc2-mlwm-g53a1e78f30ff #1
[ 1358.317715] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1358.327308] task:python3 state:D stack:25576 pid:5750 tgid:5750 ppid:5749 task_flags:0x400100 flags:0x00080002
[ 1358.340516] Call Trace:
[ 1358.344057]
[ 1358.347210] __schedule+0xcba/0x1940
[ 1358.352028] ? io_schedule_timeout+0x140/0x140
[ 1358.357816] ? find_held_lock+0x2b/0x80
[ 1358.362923] ? __lock_release.isra.0+0x6b/0x1a0
[ 1358.368808] schedule+0xd4/0x260
[ 1358.373229] schedule_preempt_disabled+0x18/0x30
[ 1358.379211] __mutex_lock+0x6a3/0x2000
[ 1358.384214] ? threaded_store+0x132/0x220
[ 1358.389504] ? ww_mutex_lock+0x160/0x160
[ 1358.394704] ? selinux_inode_free_security+0x330/0x330
[ 1358.401274] ? cap_capable+0x1d6/0x3e0
[ 1358.406292] ? threaded_store+0x132/0x220
[ 1358.411600] threaded_store+0x132/0x220
[ 1358.416707] ? xps_rxqs_store+0x2e0/0x2e0
[ 1358.422004] ? sysfs_file_kobj+0xbd/0x1e0
[ 1358.427303] ? sysfs_kf_write+0x65/0x160
[ 1358.432504] ? sysfs_file_ops+0x140/0x140
[ 1358.437790] kernfs_fop_write_iter+0x335/0x510
[ 1358.443576] ? kernfs_ops+0xf0/0xf0
[ 1358.448278] new_sync_write+0x333/0x750
[ 1358.453374] ? __lock_acquire+0x508/0xc10
[ 1358.458671] ? new_sync_read+0x740/0x740
[ 1358.463873] ? lock_acquire.part.0+0xbc/0x260
[ 1358.469561] ? ksys_write+0x116/0x250
[ 1358.474465] vfs_write+0x657/0x9b0
[ 1358.479082] ksys_write+0x116/0x250
[ 1358.483796] ? __ia32_sys_read+0xc0/0xc0
[ 1358.488998] ? kernfs_fop_llseek+0x160/0x1f0
[ 1358.494588] ? rcu_is_watching+0x15/0xd0
[ 1358.499793] do_syscall_64+0xf3/0x650
[ 1358.504701] ? trace_hardirqs_off+0xd/0x30
[ 1358.510097] ? exc_page_fault+0xda/0xf0
[ 1358.515199] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1358.521661] RIP: 0033:0x7f8a861d322e
[ 1358.526471] RSP: 002b:00007ffc7ea6dd80 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1358.535760] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8a861d322e
[ 1358.544570] RDX: 0000000000000001 RSI: 000055a0f596efe0 RDI: 0000000000000007
[ 1358.553380] RBP: 00007ffc7ea6dd90 R08: 0000000000000000 R09: 0000000000000000
[ 1358.562189] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f8a8604b390
[ 1358.570998] R13: 000055a0f596efe0 R14: 0000000000000007 R15: 0000000000000003
[ 1358.579812]
[ 1358.583094] INFO: task python3:5750 is blocked on a mutex likely owned by task python3:3655.
[ 1358.593365] task:python3 state:D stack:25672 pid:3655 tgid:3655 ppid:3654 task_flags:0x400100 flags:0x00080802
[ 1358.606568] Call Trace:
[ 1358.610106]
[ 1358.613258] __schedule+0xcba/0x1940
[ 1358.618070] ? io_schedule_timeout+0x140/0x140
[ 1358.623855] ? find_held_lock+0x2b/0x80
[ 1358.628959] ? __try_to_del_timer_sync+0x155/0x1f0
[ 1358.635136] schedule+0xd4/0x260
[ 1358.639555] schedule_timeout+0x13f/0x290
[ 1358.644852] ? hrtimer_nanosleep_restart+0x270/0x270
[ 1358.651222] ? trace_contention_end+0xb3/0x1a0
[ 1358.656999] ? hrtimers_cpu_dying+0x3e0/0x3e0
[ 1358.662691] ? ww_mutex_lock+0x160/0x160
[ 1358.667891] msleep+0x1b/0x30
[ 1358.672008] napi_set_threaded+0x3a5/0x440
[ 1358.677403] ? napi_resume_irqs+0x1a0/0x1a0
[ 1358.682892] netif_set_threaded+0x257/0x400
[ 1358.688387] threaded_store+0x1b8/0x220
[ 1358.693487] ? xps_rxqs_store+0x2e0/0x2e0
[ 1358.698785] ? sysfs_file_kobj+0xbd/0x1e0
[ 1358.704079] ? sysfs_kf_write+0x65/0x160
[ 1358.709279] ? sysfs_file_ops+0x140/0x140
[ 1358.714575] kernfs_fop_write_iter+0x335/0x510
[ 1358.720358] ? kernfs_ops+0xf0/0xf0
[ 1358.725068] new_sync_write+0x333/0x750
[ 1358.730171] ? __lock_acquire+0x508/0xc10
[ 1358.735468] ? new_sync_read+0x740/0x740
[ 1358.740669] ? lock_acquire.part.0+0xbc/0x260
[ 1358.746355] ? ksys_write+0x116/0x250
[ 1358.751265] vfs_write+0x657/0x9b0
[ 1358.755879] ksys_write+0x116/0x250
[ 1358.760592] ? __ia32_sys_read+0xc0/0xc0
[ 1358.765789] ? kernfs_fop_llseek+0x160/0x1f0
[ 1358.771379] ? rcu_is_watching+0x15/0xd0
[ 1358.776569] do_syscall_64+0xf3/0x650
[ 1358.781474] ? trace_hardirqs_off+0xd/0x30
[ 1358.786869] ? exc_page_fault+0xda/0xf0
[ 1358.791972] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1358.798440] RIP: 0033:0x7f254e5d022e
[ 1358.803251] RSP: 002b:00007ffddc42a590 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1358.812548] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f254e5d022e
[ 1358.821357] RDX: 0000000000000001 RSI: 0000555759253fe0 RDI: 0000000000000007
[ 1358.830167] RBP: 00007ffddc42a5a0 R08: 0000000000000000 R09: 0000000000000000
[ 1358.838977] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f254e448390
[ 1358.847785] R13: 0000555759253fe0 R14: 0000000000000007 R15: 0000000000000003
[ 1358.856600]
[ 1358.859863] \x0aShowing all locks held in the system:
[ 1358.868402] 1 lock held by khungtaskd/185:
[ 1358.873794] #0: ffffffff912fdf60 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1358.885277] 4 locks held by python3/3655:
[ 1358.890575] #0: ff110017d98913e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1358.900466] #1: ff11000168eba680 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1358.911426] #2: ff110001233c2b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1358.922581] #3: ff11000123409d68 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1358.932676] 4 locks held by python3/5750:
[ 1358.937972] #0: ff110017d98913e8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x116/0x250
[ 1358.947862] #1: ff110001f34c5080 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x248/0x510
[ 1358.958823] #2: ff110001233c2b50 (kn->active#118){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1358.969983] #3: ff11000123409d68 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1358.980076]
[ 1358.982543] =============================================\x0a