[ 760.117711] nipa-hw-worker: drivers/net:napi_threaded.py: timed out
[ 760.120299] nipa-hw-worker: [4/38] Retrying drivers/net:napi_threaded.py
[ 760.261105] kselftest: Running tests in drivers/net
[ 989.740773] INFO: task python3:5012 blocked for more than 122 seconds.
[ 989.748984] Not tainted 7.0.0-rc4-hant-g28baa674bb94 #1
[ 989.756235] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 989.765824] task:python3 state:D stack:25312 pid:5012 tgid:5012 ppid:5011 task_flags:0x400100 flags:0x00080000
[ 989.779029] Call Trace:
[ 989.782567]
[ 989.785718] __schedule+0xad9/0x1490
[ 989.790534] ? io_schedule_timeout+0x130/0x130
[ 989.796319] ? find_held_lock+0x2b/0x80
[ 989.801423] ? __lock_release.isra.0+0x59/0x170
[ 989.807310] schedule+0xd4/0x260
[ 989.811728] schedule_preempt_disabled+0x18/0x30
[ 989.817707] __mutex_lock+0xd76/0x1f20
[ 989.822713] ? threaded_store+0x132/0x220
[ 989.828014] ? ww_mutex_lock+0x160/0x160
[ 989.833211] ? selinux_inode_free_security+0x310/0x310
[ 989.839778] ? cap_capable+0x1ed/0x3f0
[ 989.844784] ? sysfs_file_ops+0x140/0x140
[ 989.850082] ? threaded_store+0x132/0x220
[ 989.855378] threaded_store+0x132/0x220
[ 989.860479] ? tx_maxrate_store+0x4e0/0x4e0
[ 989.865974] ? sysfs_file_ops+0x140/0x140
[ 989.871272] ? sysfs_file_kobj+0xbd/0x1e0
[ 989.876565] ? sysfs_kf_write+0x65/0x160
[ 989.881765] kernfs_fop_write_iter+0x335/0x510
[ 989.887540] ? kernfs_ops+0xf0/0xf0
[ 989.892251] new_sync_write+0x308/0x6f0
[ 989.897354] ? new_sync_read+0x6f0/0x6f0
[ 989.902544] ? lock_acquire.part.0+0xbc/0x260
[ 989.908228] ? ksys_write+0xff/0x200
[ 989.913039] vfs_write+0x62a/0x980
[ 989.917642] ksys_write+0xff/0x200
[ 989.922255] ? __ia32_sys_read+0xc0/0xc0
[ 989.927453] ? kernfs_fop_llseek+0x160/0x1f0
[ 989.933044] ? rcu_is_watching+0x15/0xd0
[ 989.938243] do_syscall_64+0xf3/0x5e0
[ 989.943151] ? exc_page_fault+0x9e/0xb0
[ 989.948251] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 989.954717] RIP: 0033:0x7f5f3e0e4c5e
[ 989.959525] RSP: 002b:00007ffe32212420 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 989.968822] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5f3e0e4c5e
[ 989.977623] RDX: 0000000000000001 RSI: 000055b012334110 RDI: 0000000000000007
[ 989.986431] RBP: 00007ffe32212430 R08: 0000000000000000 R09: 0000000000000000
[ 989.995239] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f5f3df7fe80
[ 990.004038] R13: 000055b012334110 R14: 0000000000000007 R15: 00007f5f3e7e5b98
[ 990.012844]
[ 990.016116] INFO: task python3:5012 is blocked on a mutex likely owned by task python3:3070.
[ 990.026396] task:python3 state:D stack:25312 pid:3070 tgid:3070 ppid:3069 task_flags:0x400100 flags:0x00080802
[ 990.039603] Call Trace:
[ 990.043142]
[ 990.046289] __schedule+0xad9/0x1490
[ 990.051100] ? io_schedule_timeout+0x130/0x130
[ 990.056885] ? find_held_lock+0x2b/0x80
[ 990.061988] ? __try_to_del_timer_sync+0x154/0x1f0
[ 990.068168] schedule+0xd4/0x260
[ 990.072586] schedule_timeout+0x103/0x260
[ 990.077882] ? rcu_is_watching+0x15/0xd0
[ 990.083078] ? hrtimer_nanosleep_restart+0x180/0x180
[ 990.089450] ? hrtimers_cpu_dying+0x250/0x250
[ 990.095141] ? ww_mutex_lock+0x160/0x160
[ 990.100341] msleep+0x1b/0x30
[ 990.104467] napi_set_threaded+0x376/0x410
[ 990.109859] ? napi_resume_irqs+0x1a0/0x1a0
[ 990.115352] netif_set_threaded+0x254/0x400
[ 990.120836] ? sysfs_file_ops+0x140/0x140
[ 990.126131] threaded_store+0x1bb/0x220
[ 990.131233] ? tx_maxrate_store+0x4e0/0x4e0
[ 990.136713] ? sysfs_file_ops+0x140/0x140
[ 990.142010] ? sysfs_file_kobj+0xbd/0x1e0
[ 990.147305] ? sysfs_kf_write+0x65/0x160
[ 990.152505] kernfs_fop_write_iter+0x335/0x510
[ 990.158290] ? kernfs_ops+0xf0/0xf0
[ 990.162998] new_sync_write+0x308/0x6f0
[ 990.168100] ? new_sync_read+0x6f0/0x6f0
[ 990.173301] ? lock_acquire.part.0+0xbc/0x260
[ 990.178986] ? ksys_write+0xff/0x200
[ 990.183796] vfs_write+0x62a/0x980
[ 990.188411] ksys_write+0xff/0x200
[ 990.193014] ? __ia32_sys_read+0xc0/0xc0
[ 990.198211] ? kernfs_fop_llseek+0x160/0x1f0
[ 990.203801] ? rcu_is_watching+0x15/0xd0
[ 990.208991] do_syscall_64+0xf3/0x5e0
[ 990.213894] ? irq_exit_rcu+0x39/0xf0
[ 990.218802] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 990.225267] RIP: 0033:0x7fbab8e3ac5e
[ 990.230074] RSP: 002b:00007ffc296cb380 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 990.239370] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fbab8e3ac5e
[ 990.248175] RDX: 0000000000000001 RSI: 0000561250268110 RDI: 0000000000000007
[ 990.256979] RBP: 00007ffc296cb390 R08: 0000000000000000 R09: 0000000000000000
[ 990.265788] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fbab8cd5e80
[ 990.274593] R13: 0000561250268110 R14: 0000000000000007 R15: 00007fbab8c66480
[ 990.283405]
[ 990.286663] \x0aShowing all locks held in the system:
[ 990.295198] 1 lock held by khungtaskd/184:
[ 990.300589] #0: ffffffff8c4ce020 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 990.312076] 4 locks held by python3/3070:
[ 990.317372] #0: ff11000111ec93f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 990.327161] #1: ff11000147a55688 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 990.338122] #2: ff1100012112f0f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 990.349268] #3: ff11000121191cb8 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 990.359362] 4 locks held by python3/5012:
[ 990.364655] #0: ff11000111ec93f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 990.374447] #1: ff1100017d4c0888 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 990.385398] #2: ff1100012112f0f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 990.396558] #3: ff11000121191cb8 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 990.406645]
[ 990.409109] =============================================\x0a
[ 1112.620986] INFO: task python3:5012 blocked for more than 245 seconds.
[ 1112.629132] Not tainted 7.0.0-rc4-hant-g28baa674bb94 #1
[ 1112.636382] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1112.645971] task:python3 state:D stack:25312 pid:5012 tgid:5012 ppid:5011 task_flags:0x400100 flags:0x00080000
[ 1112.659168] Call Trace:
[ 1112.662710]
[ 1112.665859] __schedule+0xad9/0x1490
[ 1112.670674] ? io_schedule_timeout+0x130/0x130
[ 1112.676462] ? find_held_lock+0x2b/0x80
[ 1112.681565] ? __lock_release.isra.0+0x59/0x170
[ 1112.687451] schedule+0xd4/0x260
[ 1112.691869] schedule_preempt_disabled+0x18/0x30
[ 1112.697847] __mutex_lock+0xd76/0x1f20
[ 1112.702853] ? threaded_store+0x132/0x220
[ 1112.708153] ? ww_mutex_lock+0x160/0x160
[ 1112.713353] ? selinux_inode_free_security+0x310/0x310
[ 1112.719923] ? cap_capable+0x1ed/0x3f0
[ 1112.724933] ? sysfs_file_ops+0x140/0x140
[ 1112.730234] ? threaded_store+0x132/0x220
[ 1112.735530] threaded_store+0x132/0x220
[ 1112.740633] ? tx_maxrate_store+0x4e0/0x4e0
[ 1112.746128] ? sysfs_file_ops+0x140/0x140
[ 1112.751428] ? sysfs_file_kobj+0xbd/0x1e0
[ 1112.756725] ? sysfs_kf_write+0x65/0x160
[ 1112.761927] kernfs_fop_write_iter+0x335/0x510
[ 1112.767714] ? kernfs_ops+0xf0/0xf0
[ 1112.772428] new_sync_write+0x308/0x6f0
[ 1112.777531] ? new_sync_read+0x6f0/0x6f0
[ 1112.782733] ? lock_acquire.part.0+0xbc/0x260
[ 1112.788419] ? ksys_write+0xff/0x200
[ 1112.793230] vfs_write+0x62a/0x980
[ 1112.797846] ksys_write+0xff/0x200
[ 1112.802461] ? __ia32_sys_read+0xc0/0xc0
[ 1112.807658] ? kernfs_fop_llseek+0x160/0x1f0
[ 1112.813251] ? rcu_is_watching+0x15/0xd0
[ 1112.818452] do_syscall_64+0xf3/0x5e0
[ 1112.823361] ? exc_page_fault+0x9e/0xb0
[ 1112.828465] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1112.834935] RIP: 0033:0x7f5f3e0e4c5e
[ 1112.839747] RSP: 002b:00007ffe32212420 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1112.849046] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5f3e0e4c5e
[ 1112.857857] RDX: 0000000000000001 RSI: 000055b012334110 RDI: 0000000000000007
[ 1112.866668] RBP: 00007ffe32212430 R08: 0000000000000000 R09: 0000000000000000
[ 1112.875477] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f5f3df7fe80
[ 1112.884286] R13: 000055b012334110 R14: 0000000000000007 R15: 00007f5f3e7e5b98
[ 1112.893102]
[ 1112.896370] INFO: task python3:5012 is blocked on a mutex likely owned by task python3:3070.
[ 1112.906646] task:python3 state:D stack:25312 pid:3070 tgid:3070 ppid:3069 task_flags:0x400100 flags:0x00080802
[ 1112.919840] Call Trace:
[ 1112.923380]
[ 1112.926532] __schedule+0xad9/0x1490
[ 1112.931343] ? io_schedule_timeout+0x130/0x130
[ 1112.937127] ? find_held_lock+0x2b/0x80
[ 1112.942232] ? __try_to_del_timer_sync+0x154/0x1f0
[ 1112.948412] schedule+0xd4/0x260
[ 1112.952831] schedule_timeout+0x103/0x260
[ 1112.958128] ? rcu_is_watching+0x15/0xd0
[ 1112.963328] ? hrtimer_nanosleep_restart+0x180/0x180
[ 1112.969699] ? hrtimers_cpu_dying+0x250/0x250
[ 1112.975391] ? ww_mutex_lock+0x160/0x160
[ 1112.980590] msleep+0x1b/0x30
[ 1112.984716] napi_set_threaded+0x376/0x410
[ 1112.990112] ? napi_resume_irqs+0x1a0/0x1a0
[ 1112.995610] netif_set_threaded+0x254/0x400
[ 1113.001104] ? sysfs_file_ops+0x140/0x140
[ 1113.006403] threaded_store+0x1bb/0x220
[ 1113.011506] ? tx_maxrate_store+0x4e0/0x4e0
[ 1113.017001] ? sysfs_file_ops+0x140/0x140
[ 1113.022296] ? sysfs_file_kobj+0xbd/0x1e0
[ 1113.027596] ? sysfs_kf_write+0x65/0x160
[ 1113.032795] kernfs_fop_write_iter+0x335/0x510
[ 1113.038572] ? kernfs_ops+0xf0/0xf0
[ 1113.043284] new_sync_write+0x308/0x6f0
[ 1113.048381] ? new_sync_read+0x6f0/0x6f0
[ 1113.053581] ? lock_acquire.part.0+0xbc/0x260
[ 1113.059267] ? ksys_write+0xff/0x200
[ 1113.064079] vfs_write+0x62a/0x980
[ 1113.068697] ksys_write+0xff/0x200
[ 1113.073308] ? __ia32_sys_read+0xc0/0xc0
[ 1113.078508] ? kernfs_fop_llseek+0x160/0x1f0
[ 1113.084097] ? rcu_is_watching+0x15/0xd0
[ 1113.089294] do_syscall_64+0xf3/0x5e0
[ 1113.094200] ? irq_exit_rcu+0x39/0xf0
[ 1113.099106] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1113.105573] RIP: 0033:0x7fbab8e3ac5e
[ 1113.110379] RSP: 002b:00007ffc296cb380 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1113.119675] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fbab8e3ac5e
[ 1113.128484] RDX: 0000000000000001 RSI: 0000561250268110 RDI: 0000000000000007
[ 1113.137293] RBP: 00007ffc296cb390 R08: 0000000000000000 R09: 0000000000000000
[ 1113.146103] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fbab8cd5e80
[ 1113.154910] R13: 0000561250268110 R14: 0000000000000007 R15: 00007fbab8c66480
[ 1113.163715]
[ 1113.166978] \x0aShowing all locks held in the system:
[ 1113.175515] 1 lock held by khungtaskd/184:
[ 1113.180907] #0: ffffffff8c4ce020 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1113.192390] 4 locks held by python3/3070:
[ 1113.197759] #0: ff11000111ec93f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1113.207549] #1: ff11000147a55688 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1113.218513] #2: ff1100012112f0f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1113.229670] #3: ff11000121191cb8 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1113.239767] 4 locks held by python3/5012:
[ 1113.245065] #0: ff11000111ec93f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1113.254858] #1: ff1100017d4c0888 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1113.265828] #2: ff1100012112f0f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1113.276979] #3: ff11000121191cb8 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1113.287072]
[ 1113.289537] =============================================\x0a
[ 1235.503209] INFO: task python3:5012 blocked for more than 368 seconds.
[ 1235.511358] Not tainted 7.0.0-rc4-hant-g28baa674bb94 #1
[ 1235.518607] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1235.528200] task:python3 state:D stack:25312 pid:5012 tgid:5012 ppid:5011 task_flags:0x400100 flags:0x00080002
[ 1235.541406] Call Trace:
[ 1235.544947]
[ 1235.548096] __schedule+0xad9/0x1490
[ 1235.552912] ? io_schedule_timeout+0x130/0x130
[ 1235.558700] ? find_held_lock+0x2b/0x80
[ 1235.563808] ? __lock_release.isra.0+0x59/0x170
[ 1235.569693] schedule+0xd4/0x260
[ 1235.574112] schedule_preempt_disabled+0x18/0x30
[ 1235.580090] __mutex_lock+0xd76/0x1f20
[ 1235.585094] ? threaded_store+0x132/0x220
[ 1235.590394] ? ww_mutex_lock+0x160/0x160
[ 1235.595594] ? selinux_inode_free_security+0x310/0x310
[ 1235.602164] ? cap_capable+0x1ed/0x3f0
[ 1235.607173] ? sysfs_file_ops+0x140/0x140
[ 1235.612474] ? threaded_store+0x132/0x220
[ 1235.617771] threaded_store+0x132/0x220
[ 1235.622876] ? tx_maxrate_store+0x4e0/0x4e0
[ 1235.628369] ? sysfs_file_ops+0x140/0x140
[ 1235.633665] ? sysfs_file_kobj+0xbd/0x1e0
[ 1235.638961] ? sysfs_kf_write+0x65/0x160
[ 1235.644162] kernfs_fop_write_iter+0x335/0x510
[ 1235.649947] ? kernfs_ops+0xf0/0xf0
[ 1235.654661] new_sync_write+0x308/0x6f0
[ 1235.659764] ? new_sync_read+0x6f0/0x6f0
[ 1235.664957] ? lock_acquire.part.0+0xbc/0x260
[ 1235.670647] ? ksys_write+0xff/0x200
[ 1235.675460] vfs_write+0x62a/0x980
[ 1235.680075] ksys_write+0xff/0x200
[ 1235.684680] ? __ia32_sys_read+0xc0/0xc0
[ 1235.689877] ? kernfs_fop_llseek+0x160/0x1f0
[ 1235.695469] ? rcu_is_watching+0x15/0xd0
[ 1235.700671] do_syscall_64+0xf3/0x5e0
[ 1235.705576] ? exc_page_fault+0x9e/0xb0
[ 1235.710680] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1235.717151] RIP: 0033:0x7f5f3e0e4c5e
[ 1235.721962] RSP: 002b:00007ffe32212420 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1235.731260] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5f3e0e4c5e
[ 1235.740068] RDX: 0000000000000001 RSI: 000055b012334110 RDI: 0000000000000007
[ 1235.748874] RBP: 00007ffe32212430 R08: 0000000000000000 R09: 0000000000000000
[ 1235.757684] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f5f3df7fe80
[ 1235.766494] R13: 000055b012334110 R14: 0000000000000007 R15: 00007f5f3e7e5b98
[ 1235.775311]
[ 1235.778582] INFO: task python3:5012 is blocked on a mutex likely owned by task python3:3070.
[ 1235.788855] task:python3 state:D stack:25312 pid:3070 tgid:3070 ppid:3069 task_flags:0x400100 flags:0x00080802
[ 1235.802060] Call Trace:
[ 1235.805599]
[ 1235.808751] __schedule+0xad9/0x1490
[ 1235.813563] ? io_schedule_timeout+0x130/0x130
[ 1235.819348] ? find_held_lock+0x2b/0x80
[ 1235.824453] ? __try_to_del_timer_sync+0x154/0x1f0
[ 1235.830633] schedule+0xd4/0x260
[ 1235.835055] schedule_timeout+0x103/0x260
[ 1235.840352] ? rcu_is_watching+0x15/0xd0
[ 1235.845554] ? hrtimer_nanosleep_restart+0x180/0x180
[ 1235.851925] ? hrtimers_cpu_dying+0x250/0x250
[ 1235.857617] ? ww_mutex_lock+0x160/0x160
[ 1235.862816] msleep+0x1b/0x30
[ 1235.866943] napi_set_threaded+0x376/0x410
[ 1235.872336] ? napi_resume_irqs+0x1a0/0x1a0
[ 1235.877834] netif_set_threaded+0x254/0x400
[ 1235.883327] ? sysfs_file_ops+0x140/0x140
[ 1235.888625] threaded_store+0x1bb/0x220
[ 1235.893720] ? tx_maxrate_store+0x4e0/0x4e0
[ 1235.899214] ? sysfs_file_ops+0x140/0x140
[ 1235.904512] ? sysfs_file_kobj+0xbd/0x1e0
[ 1235.909812] ? sysfs_kf_write+0x65/0x160
[ 1235.915012] kernfs_fop_write_iter+0x335/0x510
[ 1235.920798] ? kernfs_ops+0xf0/0xf0
[ 1235.925511] new_sync_write+0x308/0x6f0
[ 1235.930616] ? new_sync_read+0x6f0/0x6f0
[ 1235.935816] ? lock_acquire.part.0+0xbc/0x260
[ 1235.941502] ? ksys_write+0xff/0x200
[ 1235.946317] vfs_write+0x62a/0x980
[ 1235.950931] ksys_write+0xff/0x200
[ 1235.955544] ? __ia32_sys_read+0xc0/0xc0
[ 1235.960745] ? kernfs_fop_llseek+0x160/0x1f0
[ 1235.966336] ? rcu_is_watching+0x15/0xd0
[ 1235.971535] do_syscall_64+0xf3/0x5e0
[ 1235.976443] ? irq_exit_rcu+0x39/0xf0
[ 1235.981352] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1235.987820] RIP: 0033:0x7fbab8e3ac5e
[ 1235.992627] RSP: 002b:00007ffc296cb380 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1236.001923] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fbab8e3ac5e
[ 1236.010733] RDX: 0000000000000001 RSI: 0000561250268110 RDI: 0000000000000007
[ 1236.019540] RBP: 00007ffc296cb390 R08: 0000000000000000 R09: 0000000000000000
[ 1236.028350] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fbab8cd5e80
[ 1236.037159] R13: 0000561250268110 R14: 0000000000000007 R15: 00007fbab8c66480
[ 1236.045974]
[ 1236.049240] \x0aShowing all locks held in the system:
[ 1236.057767] 1 lock held by khungtaskd/184:
[ 1236.063162] #0: ffffffff8c4ce020 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1236.074645] 4 locks held by python3/3070:
[ 1236.079940] #0: ff11000111ec93f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1236.089733] #1: ff11000147a55688 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1236.100696] #2: ff1100012112f0f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1236.111855] #3: ff11000121191cb8 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1236.121949] 4 locks held by python3/5012:
[ 1236.127246] #0: ff11000111ec93f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1236.137038] #1: ff1100017d4c0888 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1236.148002] #2: ff1100012112f0f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1236.159159] #3: ff11000121191cb8 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1236.169245]
[ 1236.171711] =============================================\x0a
[ 1358.384434] INFO: task python3:5012 blocked for more than 491 seconds.
[ 1358.392583] Not tainted 7.0.0-rc4-hant-g28baa674bb94 #1
[ 1358.399833] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1358.409420] task:python3 state:D stack:25312 pid:5012 tgid:5012 ppid:5011 task_flags:0x400100 flags:0x00080002
[ 1358.422623] Call Trace:
[ 1358.426163]
[ 1358.429312] __schedule+0xad9/0x1490
[ 1358.434125] ? io_schedule_timeout+0x130/0x130
[ 1358.439910] ? find_held_lock+0x2b/0x80
[ 1358.445014] ? __lock_release.isra.0+0x59/0x170
[ 1358.450909] schedule+0xd4/0x260
[ 1358.455328] schedule_preempt_disabled+0x18/0x30
[ 1358.461304] __mutex_lock+0xd76/0x1f20
[ 1358.466307] ? threaded_store+0x132/0x220
[ 1358.471596] ? ww_mutex_lock+0x160/0x160
[ 1358.476795] ? selinux_inode_free_security+0x310/0x310
[ 1358.483363] ? cap_capable+0x1ed/0x3f0
[ 1358.488371] ? sysfs_file_ops+0x140/0x140
[ 1358.493667] ? threaded_store+0x132/0x220
[ 1358.498962] threaded_store+0x132/0x220
[ 1358.504064] ? tx_maxrate_store+0x4e0/0x4e0
[ 1358.509546] ? sysfs_file_ops+0x140/0x140
[ 1358.514839] ? sysfs_file_kobj+0xbd/0x1e0
[ 1358.520135] ? sysfs_kf_write+0x65/0x160
[ 1358.525332] kernfs_fop_write_iter+0x335/0x510
[ 1358.531114] ? kernfs_ops+0xf0/0xf0
[ 1358.535823] new_sync_write+0x308/0x6f0
[ 1358.540926] ? new_sync_read+0x6f0/0x6f0
[ 1358.546119] ? lock_acquire.part.0+0xbc/0x260
[ 1358.551804] ? ksys_write+0xff/0x200
[ 1358.556618] vfs_write+0x62a/0x980
[ 1358.561233] ksys_write+0xff/0x200
[ 1358.565838] ? __ia32_sys_read+0xc0/0xc0
[ 1358.571037] ? kernfs_fop_llseek+0x160/0x1f0
[ 1358.576625] ? rcu_is_watching+0x15/0xd0
[ 1358.581825] do_syscall_64+0xf3/0x5e0
[ 1358.586722] ? exc_page_fault+0x9e/0xb0
[ 1358.591821] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1358.598288] RIP: 0033:0x7f5f3e0e4c5e
[ 1358.603097] RSP: 002b:00007ffe32212420 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1358.612392] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5f3e0e4c5e
[ 1358.621197] RDX: 0000000000000001 RSI: 000055b012334110 RDI: 0000000000000007
[ 1358.630002] RBP: 00007ffe32212430 R08: 0000000000000000 R09: 0000000000000000
[ 1358.638807] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f5f3df7fe80
[ 1358.647614] R13: 000055b012334110 R14: 0000000000000007 R15: 00007f5f3e7e5b98
[ 1358.656426]
[ 1358.659695] INFO: task python3:5012 is blocked on a mutex likely owned by task python3:3070.
[ 1358.669966] task:python3 state:D stack:25312 pid:3070 tgid:3070 ppid:3069 task_flags:0x400100 flags:0x00080802
[ 1358.683168] Call Trace:
[ 1358.686707]
[ 1358.689855] __schedule+0xad9/0x1490
[ 1358.694664] ? io_schedule_timeout+0x130/0x130
[ 1358.700446] ? find_held_lock+0x2b/0x80
[ 1358.705547] ? __try_to_del_timer_sync+0x154/0x1f0
[ 1358.711725] schedule+0xd4/0x260
[ 1358.716141] schedule_timeout+0x103/0x260
[ 1358.721435] ? rcu_is_watching+0x15/0xd0
[ 1358.726635] ? hrtimer_nanosleep_restart+0x180/0x180
[ 1358.733004] ? hrtimers_cpu_dying+0x250/0x250
[ 1358.738693] ? ww_mutex_lock+0x160/0x160
[ 1358.743891] msleep+0x1b/0x30
[ 1358.748014] napi_set_threaded+0x376/0x410
[ 1358.753410] ? napi_resume_irqs+0x1a0/0x1a0
[ 1358.758906] netif_set_threaded+0x254/0x400
[ 1358.764396] ? sysfs_file_ops+0x140/0x140
[ 1358.769693] threaded_store+0x1bb/0x220
[ 1358.774794] ? tx_maxrate_store+0x4e0/0x4e0
[ 1358.780288] ? sysfs_file_ops+0x140/0x140
[ 1358.785582] ? sysfs_file_kobj+0xbd/0x1e0
[ 1358.790880] ? sysfs_kf_write+0x65/0x160
[ 1358.796069] kernfs_fop_write_iter+0x335/0x510
[ 1358.801852] ? kernfs_ops+0xf0/0xf0
[ 1358.806563] new_sync_write+0x308/0x6f0
[ 1358.811663] ? new_sync_read+0x6f0/0x6f0
[ 1358.816862] ? lock_acquire.part.0+0xbc/0x260
[ 1358.822546] ? ksys_write+0xff/0x200
[ 1358.827357] vfs_write+0x62a/0x980
[ 1358.831961] ksys_write+0xff/0x200
[ 1358.836573] ? __ia32_sys_read+0xc0/0xc0
[ 1358.841769] ? kernfs_fop_llseek+0x160/0x1f0
[ 1358.847359] ? rcu_is_watching+0x15/0xd0
[ 1358.852557] do_syscall_64+0xf3/0x5e0
[ 1358.857461] ? irq_exit_rcu+0x39/0xf0
[ 1358.862368] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1358.868832] RIP: 0033:0x7fbab8e3ac5e
[ 1358.873639] RSP: 002b:00007ffc296cb380 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1358.882936] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fbab8e3ac5e
[ 1358.891733] RDX: 0000000000000001 RSI: 0000561250268110 RDI: 0000000000000007
[ 1358.900540] RBP: 00007ffc296cb390 R08: 0000000000000000 R09: 0000000000000000
[ 1358.909349] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fbab8cd5e80
[ 1358.918155] R13: 0000561250268110 R14: 0000000000000007 R15: 00007fbab8c66480
[ 1358.926969]
[ 1358.930234] \x0aShowing all locks held in the system:
[ 1358.938769] 1 lock held by khungtaskd/184:
[ 1358.944163] #0: ffffffff8c4ce020 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 1358.955643] 4 locks held by python3/3070:
[ 1358.960938] #0: ff11000111ec93f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1358.970730] #1: ff11000147a55688 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1358.981693] #2: ff1100012112f0f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1358.992851] #3: ff11000121191cb8 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1359.002931] 4 locks held by python3/5012:
[ 1359.008223] #0: ff11000111ec93f8 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0xff/0x200
[ 1359.018010] #1: ff1100017d4c0888 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x247/0x510
[ 1359.028971] #2: ff1100012112f0f0 (kn->active#127){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x510
[ 1359.040127] #3: ff11000121191cb8 (&dev->lock){+.+.}-{4:4}, at: threaded_store+0x132/0x220
[ 1359.050220]
[ 1359.052686] =============================================\x0a