[ 758.281606] nipa-hw-worker: drivers/net:napi_threaded.py: timed out [ 758.285449] nipa-hw-worker: [4/38] Retrying drivers/net:napi_threaded.py [ 758.446418] kselftest: Running tests in drivers/net [ 920.115868] kworker/u129:2 (187) used greatest stack depth: 21192 bytes left [ 989.749559] INFO: task python3:4978 blocked for more than 122 seconds. [ 989.757787] Not tainted 7.0.0-rc5-rnof-gd6ab535c2bff #1 [ 989.765035] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 989.774624] task:python3 state:D stack:25312 pid:4978 tgid:4978 ppid:4977 task_flags:0x400100 flags:0x00080000 [ 989.787819] Call Trace: [ 989.791357] [ 989.794507] __schedule+0xad9/0x1490 [ 989.799323] ? io_schedule_timeout+0x130/0x130 [ 989.805108] ? find_held_lock+0x2b/0x80 [ 989.810213] ? __lock_release.isra.0+0x59/0x170 [ 989.816096] schedule+0xd4/0x260 [ 989.820506] schedule_preempt_disabled+0x18/0x30 [ 989.826485] __mutex_lock+0xd76/0x1f20 [ 989.831491] ? threaded_store+0x132/0x220 [ 989.836791] ? ww_mutex_lock+0x160/0x160 [ 989.841978] ? selinux_inode_free_security+0x310/0x310 [ 989.848546] ? cap_capable+0x1ed/0x3f0 [ 989.853551] ? sysfs_file_ops+0x140/0x140 [ 989.858849] ? threaded_store+0x132/0x220 [ 989.864143] threaded_store+0x132/0x220 [ 989.869245] ? tx_maxrate_store+0x4e0/0x4e0 [ 989.874731] ? sysfs_file_ops+0x140/0x140 [ 989.880028] ? sysfs_file_kobj+0xbd/0x1e0 [ 989.885322] ? sysfs_kf_write+0x65/0x160 [ 989.890521] kernfs_fop_write_iter+0x335/0x510 [ 989.896305] ? kernfs_ops+0xf0/0xf0 [ 989.901017] new_sync_write+0x308/0x6f0 [ 989.906109] ? new_sync_read+0x6f0/0x6f0 [ 989.911309] ? lock_acquire.part.0+0xbc/0x260 [ 989.916992] ? ksys_write+0xff/0x200 [ 989.921804] vfs_write+0x62a/0x980 [ 989.926417] ksys_write+0xff/0x200 [ 989.931029] ? __ia32_sys_read+0xc0/0xc0 [ 989.936228] ? kernfs_fop_llseek+0x160/0x1f0 [ 989.941815] ? rcu_is_watching+0x15/0xd0 [ 989.947015] do_syscall_64+0xf3/0x5e0 [ 989.951914] ? exc_page_fault+0x9e/0xb0 [ 989.957014] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 989.963479] RIP: 0033:0x7f7d8be03c5e [ 989.968288] RSP: 002b:00007ffc9b459500 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 989.977591] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7d8be03c5e [ 989.986397] RDX: 0000000000000001 RSI: 0000555c9f1b1110 RDI: 0000000000000007 [ 989.995205] RBP: 00007ffc9b459510 R08: 0000000000000000 R09: 0000000000000000 [ 990.004013] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f7d8bc9ee80 [ 990.012822] R13: 0000555c9f1b1110 R14: 0000000000000007 R15: 00007f7d8c504b98 [ 990.021637] [ 990.024908] INFO: task python3:4978 is blocked on a mutex likely owned by task python3:3038. [ 990.035181] task:python3 state:D stack:25312 pid:3038 tgid:3038 ppid:3037 task_flags:0x400100 flags:0x00080802 [ 990.048390] Call Trace: [ 990.051927] [ 990.055077] __schedule+0xad9/0x1490 [ 990.059889] ? io_schedule_timeout+0x130/0x130 [ 990.065673] ? find_held_lock+0x2b/0x80 [ 990.070777] ? __try_to_del_timer_sync+0x154/0x1f0 [ 990.076957] schedule+0xd4/0x260 [ 990.081375] schedule_timeout+0x103/0x260 [ 990.086677] ? rcu_is_watching+0x15/0xd0 [ 990.091874] ? hrtimer_nanosleep_restart+0x180/0x180 [ 990.098244] ? hrtimers_cpu_dying+0x250/0x250 [ 990.103935] ? ww_mutex_lock+0x160/0x160 [ 990.109134] msleep+0x1b/0x30 [ 990.113259] napi_set_threaded+0x376/0x410 [ 990.118652] ? napi_resume_irqs+0x1a0/0x1a0 [ 990.124145] netif_set_threaded+0x254/0x400 [ 990.129629] ? sysfs_file_ops+0x140/0x140 [ 990.134922] threaded_store+0x1bb/0x220 [ 990.140024] ? tx_maxrate_store+0x4e0/0x4e0 [ 990.145509] ? sysfs_file_ops+0x140/0x140 [ 990.150804] ? sysfs_file_kobj+0xbd/0x1e0 [ 990.156099] ? sysfs_kf_write+0x65/0x160 [ 990.161299] kernfs_fop_write_iter+0x335/0x510 [ 990.167083] ? kernfs_ops+0xf0/0xf0 [ 990.171791] new_sync_write+0x308/0x6f0 [ 990.176893] ? new_sync_read+0x6f0/0x6f0 [ 990.182093] ? lock_acquire.part.0+0xbc/0x260 [ 990.187779] ? ksys_write+0xff/0x200 [ 990.192590] vfs_write+0x62a/0x980 [ 990.197204] ksys_write+0xff/0x200 [ 990.201816] ? __ia32_sys_read+0xc0/0xc0 [ 990.207012] ? kernfs_fop_llseek+0x160/0x1f0 [ 990.212603] ? rcu_is_watching+0x15/0xd0 [ 990.217801] do_syscall_64+0xf3/0x5e0 [ 990.222705] ? irq_exit_rcu+0x39/0xf0 [ 990.227613] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 990.234077] RIP: 0033:0x7f5648f87c5e [ 990.238883] RSP: 002b:00007ffd6c09ce10 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 990.248181] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5648f87c5e [ 990.256988] RDX: 0000000000000001 RSI: 0000561e29632110 RDI: 0000000000000007 [ 990.265795] RBP: 00007ffd6c09ce20 R08: 0000000000000000 R09: 0000000000000000 [ 990.274603] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f5648e22e80 [ 990.283407] R13: 0000561e29632110 R14: 0000000000000007 R15: 00007f5648db2480 [ 990.292222] [ 990.295480] \x0aShowing all locks held in the system: [ 990.304019] 1 lock held by khungtaskd/185: [ 990.309409] #0: ffffffff9bace120 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30 [ 990.320883] 3 locks held by systemd-journal/805: [ 990.326862] #0: ff1100180e0372e0 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x18f/0x1490 [ 990.336748] #1: ff1100019f5d9c00 (&mm->mmap_lock){++++}-{4:4}, at: fs_reclaim_acquire+0x7b/0x120 [ 990.347515] #2: ff110002265f8650 (ptlock_ptr(ptdesc)#2){+.+.}-{3:3}, at: pte_offset_map_lock+0xf4/0x280 [ 990.358975] 4 locks held by python3/3038: [ 990.364268] #0: ff1100012de293f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200 [ 990.374057] #1: ff1100013b3cf488 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510 [ 990.385018] #2: ff110001207c50f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510 [ 990.396166] #3: ff11000120829d00 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220 [ 990.406264] 4 locks held by python3/4978: [ 990.411557] #0: ff1100012de293f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200 [ 990.421348] #1: ff1100013b430288 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510 [ 990.432308] #2: ff110001207c50f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510 [ 990.443462] #3: ff11000120829d00 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220 [ 990.453548] [ 990.456011] =============================================\x0a [ 1112.630773] INFO: task python3:4978 blocked for more than 245 seconds. [ 1112.638918] Not tainted 7.0.0-rc5-rnof-gd6ab535c2bff #1 [ 1112.646168] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1112.655755] task:python3 state:D stack:25312 pid:4978 tgid:4978 ppid:4977 task_flags:0x400100 flags:0x00080000 [ 1112.669029] Call Trace: [ 1112.672567] [ 1112.675719] __schedule+0xad9/0x1490 [ 1112.680535] ? io_schedule_timeout+0x130/0x130 [ 1112.686320] ? find_held_lock+0x2b/0x80 [ 1112.691426] ? __lock_release.isra.0+0x59/0x170 [ 1112.697312] schedule+0xd4/0x260 [ 1112.701729] schedule_preempt_disabled+0x18/0x30 [ 1112.707710] __mutex_lock+0xd76/0x1f20 [ 1112.712715] ? threaded_store+0x132/0x220 [ 1112.718016] ? ww_mutex_lock+0x160/0x160 [ 1112.723213] ? selinux_inode_free_security+0x310/0x310 [ 1112.729782] ? cap_capable+0x1ed/0x3f0 [ 1112.734790] ? sysfs_file_ops+0x140/0x140 [ 1112.740089] ? threaded_store+0x132/0x220 [ 1112.745377] threaded_store+0x132/0x220 [ 1112.750480] ? tx_maxrate_store+0x4e0/0x4e0 [ 1112.755970] ? sysfs_file_ops+0x140/0x140 [ 1112.761266] ? sysfs_file_kobj+0xbd/0x1e0 [ 1112.766561] ? sysfs_kf_write+0x65/0x160 [ 1112.771760] kernfs_fop_write_iter+0x335/0x510 [ 1112.777542] ? kernfs_ops+0xf0/0xf0 [ 1112.782255] new_sync_write+0x308/0x6f0 [ 1112.787360] ? new_sync_read+0x6f0/0x6f0 [ 1112.792562] ? lock_acquire.part.0+0xbc/0x260 [ 1112.798247] ? ksys_write+0xff/0x200 [ 1112.803058] vfs_write+0x62a/0x980 [ 1112.807670] ksys_write+0xff/0x200 [ 1112.812281] ? __ia32_sys_read+0xc0/0xc0 [ 1112.817480] ? kernfs_fop_llseek+0x160/0x1f0 [ 1112.823070] ? rcu_is_watching+0x15/0xd0 [ 1112.828262] do_syscall_64+0xf3/0x5e0 [ 1112.833160] ? exc_page_fault+0x9e/0xb0 [ 1112.838330] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1112.844882] RIP: 0033:0x7f7d8be03c5e [ 1112.849766] RSP: 002b:00007ffc9b459500 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 1112.859064] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7d8be03c5e [ 1112.867869] RDX: 0000000000000001 RSI: 0000555c9f1b1110 RDI: 0000000000000007 [ 1112.876674] RBP: 00007ffc9b459510 R08: 0000000000000000 R09: 0000000000000000 [ 1112.885482] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f7d8bc9ee80 [ 1112.894360] R13: 0000555c9f1b1110 R14: 0000000000000007 R15: 00007f7d8c504b98 [ 1112.903174] [ 1112.906449] INFO: task python3:4978 is blocked on a mutex likely owned by task python3:3038. [ 1112.916723] task:python3 state:D stack:25312 pid:3038 tgid:3038 ppid:3037 task_flags:0x400100 flags:0x00080802 [ 1112.929924] Call Trace: [ 1112.933463] [ 1112.936612] __schedule+0xad9/0x1490 [ 1112.941423] ? io_schedule_timeout+0x130/0x130 [ 1112.947206] ? find_held_lock+0x2b/0x80 [ 1112.952310] ? __try_to_del_timer_sync+0x154/0x1f0 [ 1112.958491] schedule+0xd4/0x260 [ 1112.962907] schedule_timeout+0x103/0x260 [ 1112.968271] ? rcu_is_watching+0x15/0xd0 [ 1112.973467] ? hrtimer_nanosleep_restart+0x180/0x180 [ 1112.979838] ? hrtimers_cpu_dying+0x250/0x250 [ 1112.985528] ? ww_mutex_lock+0x160/0x160 [ 1112.990728] msleep+0x1b/0x30 [ 1112.994852] napi_set_threaded+0x376/0x410 [ 1113.000249] ? napi_resume_irqs+0x1a0/0x1a0 [ 1113.005743] netif_set_threaded+0x254/0x400 [ 1113.011319] ? sysfs_file_ops+0x140/0x140 [ 1113.016612] threaded_store+0x1bb/0x220 [ 1113.021715] ? tx_maxrate_store+0x4e0/0x4e0 [ 1113.027196] ? sysfs_file_ops+0x140/0x140 [ 1113.032491] ? sysfs_file_kobj+0xbd/0x1e0 [ 1113.037788] ? sysfs_kf_write+0x65/0x160 [ 1113.042988] kernfs_fop_write_iter+0x335/0x510 [ 1113.048773] ? kernfs_ops+0xf0/0xf0 [ 1113.053483] new_sync_write+0x308/0x6f0 [ 1113.058587] ? new_sync_read+0x6f0/0x6f0 [ 1113.063789] ? lock_acquire.part.0+0xbc/0x260 [ 1113.069475] ? ksys_write+0xff/0x200 [ 1113.074290] vfs_write+0x62a/0x980 [ 1113.078902] ksys_write+0xff/0x200 [ 1113.083514] ? __ia32_sys_read+0xc0/0xc0 [ 1113.088710] ? kernfs_fop_llseek+0x160/0x1f0 [ 1113.094300] ? rcu_is_watching+0x15/0xd0 [ 1113.099501] do_syscall_64+0xf3/0x5e0 [ 1113.104409] ? irq_exit_rcu+0x39/0xf0 [ 1113.109316] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1113.115782] RIP: 0033:0x7f5648f87c5e [ 1113.120587] RSP: 002b:00007ffd6c09ce10 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 1113.129886] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5648f87c5e [ 1113.138691] RDX: 0000000000000001 RSI: 0000561e29632110 RDI: 0000000000000007 [ 1113.147642] RBP: 00007ffd6c09ce20 R08: 0000000000000000 R09: 0000000000000000 [ 1113.156452] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f5648e22e80 [ 1113.165257] R13: 0000561e29632110 R14: 0000000000000007 R15: 00007f5648db2480 [ 1113.174069] [ 1113.177468] \x0aShowing all locks held in the system: [ 1113.186007] 1 lock held by khungtaskd/185: [ 1113.191403] #0: ffffffff9bace120 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30 [ 1113.202880] 3 locks held by systemd-journal/805: [ 1113.208858] #0: ff1100180e0b72e0 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x18f/0x1490 [ 1113.218748] #1: ffffffff9bcc91e0 (mmu_notifier_invalidate_range_start){+.+.}-{0:0}, at: fs_reclaim_acquire+0x7b/0x120 [ 1113.231562] #2: ff1100019c60ea70 (ptlock_ptr(ptdesc)#2){+.+.}-{3:3}, at: pte_offset_map_lock+0xf4/0x280 [ 1113.243020] 4 locks held by python3/3038: [ 1113.248313] #0: ff1100012de293f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200 [ 1113.258104] #1: ff1100013b3cf488 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510 [ 1113.269057] #2: ff110001207c50f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510 [ 1113.280212] #3: ff11000120829d00 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220 [ 1113.290308] 4 locks held by python3/4978: [ 1113.295608] #0: ff1100012de293f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200 [ 1113.305400] #1: ff1100013b430288 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510 [ 1113.316362] #2: ff110001207c50f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510 [ 1113.327519] #3: ff11000120829d00 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220 [ 1113.337614] 4 locks held by (exec-inner)/6059: [ 1113.343399] [ 1113.345877] =============================================\x0a [ 1235.511002] INFO: task python3:4978 blocked for more than 368 seconds. [ 1235.519152] Not tainted 7.0.0-rc5-rnof-gd6ab535c2bff #1 [ 1235.526403] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1235.535994] task:python3 state:D stack:25312 pid:4978 tgid:4978 ppid:4977 task_flags:0x400100 flags:0x00080002 [ 1235.549202] Call Trace: [ 1235.552743] [ 1235.555893] __schedule+0xad9/0x1490 [ 1235.560709] ? io_schedule_timeout+0x130/0x130 [ 1235.566497] ? find_held_lock+0x2b/0x80 [ 1235.571602] ? __lock_release.isra.0+0x59/0x170 [ 1235.577488] schedule+0xd4/0x260 [ 1235.581907] schedule_preempt_disabled+0x18/0x30 [ 1235.587884] __mutex_lock+0xd76/0x1f20 [ 1235.592890] ? threaded_store+0x132/0x220 [ 1235.598190] ? ww_mutex_lock+0x160/0x160 [ 1235.603381] ? selinux_inode_free_security+0x310/0x310 [ 1235.609951] ? cap_capable+0x1ed/0x3f0 [ 1235.614964] ? sysfs_file_ops+0x140/0x140 [ 1235.620267] ? threaded_store+0x132/0x220 [ 1235.625561] threaded_store+0x132/0x220 [ 1235.630664] ? tx_maxrate_store+0x4e0/0x4e0 [ 1235.636156] ? sysfs_file_ops+0x140/0x140 [ 1235.641455] ? sysfs_file_kobj+0xbd/0x1e0 [ 1235.646751] ? sysfs_kf_write+0x65/0x160 [ 1235.651954] kernfs_fop_write_iter+0x335/0x510 [ 1235.657741] ? kernfs_ops+0xf0/0xf0 [ 1235.662455] new_sync_write+0x308/0x6f0 [ 1235.667558] ? new_sync_read+0x6f0/0x6f0 [ 1235.672759] ? lock_acquire.part.0+0xbc/0x260 [ 1235.678445] ? ksys_write+0xff/0x200 [ 1235.683260] vfs_write+0x62a/0x980 [ 1235.687875] ksys_write+0xff/0x200 [ 1235.692478] ? __ia32_sys_read+0xc0/0xc0 [ 1235.697675] ? kernfs_fop_llseek+0x160/0x1f0 [ 1235.703266] ? rcu_is_watching+0x15/0xd0 [ 1235.708468] do_syscall_64+0xf3/0x5e0 [ 1235.713376] ? exc_page_fault+0x9e/0xb0 [ 1235.718471] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1235.724942] RIP: 0033:0x7f7d8be03c5e [ 1235.729753] RSP: 002b:00007ffc9b459500 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 1235.739052] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7d8be03c5e [ 1235.747863] RDX: 0000000000000001 RSI: 0000555c9f1b1110 RDI: 0000000000000007 [ 1235.756669] RBP: 00007ffc9b459510 R08: 0000000000000000 R09: 0000000000000000 [ 1235.765478] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f7d8bc9ee80 [ 1235.774288] R13: 0000555c9f1b1110 R14: 0000000000000007 R15: 00007f7d8c504b98 [ 1235.783105] [ 1235.786364] INFO: task python3:4978 is blocked on a mutex likely owned by task python3:3038. [ 1235.796634] task:python3 state:D stack:25312 pid:3038 tgid:3038 ppid:3037 task_flags:0x400100 flags:0x00080802 [ 1235.809843] Call Trace: [ 1235.813383] [ 1235.816534] __schedule+0xad9/0x1490 [ 1235.821347] ? io_schedule_timeout+0x130/0x130 [ 1235.827133] ? find_held_lock+0x2b/0x80 [ 1235.832234] ? __try_to_del_timer_sync+0x154/0x1f0 [ 1235.838413] schedule+0xd4/0x260 [ 1235.842836] schedule_timeout+0x103/0x260 [ 1235.848133] ? rcu_is_watching+0x15/0xd0 [ 1235.853335] ? hrtimer_nanosleep_restart+0x180/0x180 [ 1235.859707] ? hrtimers_cpu_dying+0x250/0x250 [ 1235.865398] ? ww_mutex_lock+0x160/0x160 [ 1235.870598] msleep+0x1b/0x30 [ 1235.874715] napi_set_threaded+0x376/0x410 [ 1235.880113] ? napi_resume_irqs+0x1a0/0x1a0 [ 1235.885610] netif_set_threaded+0x254/0x400 [ 1235.891104] ? sysfs_file_ops+0x140/0x140 [ 1235.896403] threaded_store+0x1bb/0x220 [ 1235.901505] ? tx_maxrate_store+0x4e0/0x4e0 [ 1235.907001] ? sysfs_file_ops+0x140/0x140 [ 1235.912297] ? sysfs_file_kobj+0xbd/0x1e0 [ 1235.917593] ? sysfs_kf_write+0x65/0x160 [ 1235.922794] kernfs_fop_write_iter+0x335/0x510 [ 1235.928580] ? kernfs_ops+0xf0/0xf0 [ 1235.933292] new_sync_write+0x308/0x6f0 [ 1235.938394] ? new_sync_read+0x6f0/0x6f0 [ 1235.943594] ? lock_acquire.part.0+0xbc/0x260 [ 1235.949279] ? ksys_write+0xff/0x200 [ 1235.954094] vfs_write+0x62a/0x980 [ 1235.958709] ksys_write+0xff/0x200 [ 1235.963316] ? __ia32_sys_read+0xc0/0xc0 [ 1235.968509] ? kernfs_fop_llseek+0x160/0x1f0 [ 1235.974100] ? rcu_is_watching+0x15/0xd0 [ 1235.979303] do_syscall_64+0xf3/0x5e0 [ 1235.984210] ? irq_exit_rcu+0x39/0xf0 [ 1235.989117] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1235.995586] RIP: 0033:0x7f5648f87c5e [ 1236.000394] RSP: 002b:00007ffd6c09ce10 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 1236.009689] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5648f87c5e [ 1236.018496] RDX: 0000000000000001 RSI: 0000561e29632110 RDI: 0000000000000007 [ 1236.027304] RBP: 00007ffd6c09ce20 R08: 0000000000000000 R09: 0000000000000000 [ 1236.036113] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f5648e22e80 [ 1236.044921] R13: 0000561e29632110 R14: 0000000000000007 R15: 00007f5648db2480 [ 1236.053735] [ 1236.057003] \x0aShowing all locks held in the system: [ 1236.065542] 1 lock held by khungtaskd/185: [ 1236.070933] #0: ffffffff9bace120 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30 [ 1236.082416] 4 locks held by python3/3038: [ 1236.087711] #0: ff1100012de293f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200 [ 1236.097505] #1: ff1100013b3cf488 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510 [ 1236.108470] #2: ff110001207c50f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510 [ 1236.119627] #3: ff11000120829d00 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220 [ 1236.129714] 4 locks held by python3/4978: [ 1236.135012] #0: ff1100012de293f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200 [ 1236.144801] #1: ff1100013b430288 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510 [ 1236.155764] #2: ff110001207c50f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510 [ 1236.166925] #3: ff11000120829d00 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220 [ 1236.177019] [ 1236.179485] =============================================\x0a [ 1358.392216] INFO: task python3:4978 blocked for more than 491 seconds. [ 1358.400364] Not tainted 7.0.0-rc5-rnof-gd6ab535c2bff #1 [ 1358.405622] nipa-hw-worker: drivers/net:napi_threaded.py: timed out [ 1358.407607] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.