======================================
| [ 736.754254][ T6306] #2: ffffffffb14dcc80 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event (net/core/link_watch.c:313)
| [ 736.754387][ T6306] #3: ff11000009602d38 (&dev_instance_lock_key#9){+.+.}-{4:4}, at: __linkwatch_run_queue (./include/linux/netdevice.h:2835 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/core/link_watch.c:239)
| [ 736.754542][ T6306]
| [ 736.754542][ T6306] stack backtrace:
[ 736.754639][ T6306] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 736.754641][ T6306] Workqueue: events_unbound linkwatch_event
[ 736.754644][ T6306] Call Trace:
[ 736.754645][ T6306]
[ 736.754647][ T6306] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[ 736.754652][ T6306] print_deadlock_bug.cold (kernel/locking/lockdep.c:3041)
[ 736.754655][ T6306] validate_chain (kernel/locking/lockdep.c:3093 kernel/locking/lockdep.c:3895)
[ 736.754659][ T6306] __lock_acquire (kernel/locking/lockdep.c:5237)
[ 736.754662][ T6306] lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 736.754664][ T6306] ? __ethtool_get_link_ksettings (./include/linux/netdevice.h:2835 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/ethtool/ioctl.c:462)
[ 736.754666][ T6306] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 736.754668][ T6306] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 736.754670][ T6306] __mutex_lock (kernel/locking/mutex.c:646 kernel/locking/mutex.c:820)
[ 736.754673][ T6306] ? __ethtool_get_link_ksettings (./include/linux/netdevice.h:2835 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/ethtool/ioctl.c:462)
[ 736.754675][ T6306] ? __ethtool_get_link_ksettings (./include/linux/netdevice.h:2835 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/ethtool/ioctl.c:462)
[ 736.754677][ T6306] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 736.754678][ T6306] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 736.754680][ T6306] ? check_path.constprop.0 (kernel/locking/lockdep.c:1848 kernel/locking/lockdep.c:2131)
[ 736.754682][ T6306] ? check_prev_add (kernel/locking/lockdep.c:3169)
[ 736.754684][ T6306] ? check_prev_add (kernel/locking/lockdep.c:3169)
[ 736.754686][ T6306] ? __ethtool_get_link_ksettings (./include/linux/netdevice.h:2835 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/ethtool/ioctl.c:462)
[ 736.754687][ T6306] __ethtool_get_link_ksettings (./include/linux/netdevice.h:2835 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/ethtool/ioctl.c:462)
[ 736.754689][ T6306] bond_update_speed_duplex (drivers/net/bonding/bond_main.c:797)
[ 736.754692][ T6306] ? __lock_acquire (kernel/locking/lockdep.c:5237)
[ 736.754694][ T6306] ? slave_kobj_release (drivers/net/bonding/bond_main.c:1735)
[ 736.754697][ T6306] bond_slave_netdev_event.isra.0 (drivers/net/bonding/bond_main.c:3973)
[ 736.754699][ T6306] ? fib_netdev_event (net/ipv4/fib_frontend.c:1537)
[ 736.754702][ T6306] bond_netdev_event (drivers/net/bonding/bond_main.c:4080)
[ 736.754704][ T6306] notifier_call_chain (kernel/notifier.c:85)
[ 736.754707][ T6306] netif_state_change (net/core/dev.c:1603)
[ 736.754710][ T6306] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[ 736.754712][ T6306] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[ 736.754714][ T6306] __linkwatch_run_queue (net/core/link_watch.c:240)
[ 736.754716][ T6306] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[ 736.754718][ T6306] linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[ 736.754719][ T6306] ? __linkwatch_run_queue (net/core/link_watch.c:213)
[ 736.754721][ T6306] process_one_work (kernel/workqueue.c:3314)
[ 736.754723][ T6306] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 736.754724][ T6306] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 736.754727][ T6306] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 736.754729][ T6306] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 736.754730][ T6306] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 736.754733][ T6306] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 736.754735][ T6306] kthread (kernel/kthread.c:436)
[ 736.754736][ T6306] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 736.754739][ T6306] ? kthread_affine_node (kernel/kthread.c:378)
[ 736.754741][ T6306] ret_from_fork (arch/x86/kernel/process.c:158)
[ 736.754744][ T6306] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 736.754747][ T6306] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 736.754749][ T6306] ? kthread_affine_node (kernel/kthread.c:378)
[ 736.754751][ T6306] ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [ 736.754755][ T6306]
[ 861.564739][ T44] INFO: task kworker/u19:2:6306 blocked for more than 122 seconds.
[ 861.564901][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 861.564976][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 861.565093][ T44] task:kworker/u19:2 state:D stack:26456 pid:6306 tgid:6306 ppid:2 task_flags:0x4208160 flags:0x00080000
[ 861.565256][ T44] Workqueue: events_unbound linkwatch_event
[ 861.565351][ T44] Call Trace:
[ 861.565407][ T44]
[ 861.565445][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 861.565519][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 861.565597][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.565671][ T44] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[ 861.565763][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 861.565835][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.565904][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 861.565963][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 861.566031][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 861.566100][ T44] ? __ethtool_get_link_ksettings (./include/linux/netdevice.h:2835 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/ethtool/ioctl.c:462)
[ 861.566186][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 861.566260][ T44] ? check_path.constprop.0 (kernel/locking/lockdep.c:1848 kernel/locking/lockdep.c:2131)
[ 861.566330][ T44] ? check_prev_add (kernel/locking/lockdep.c:3169)
[ 861.566400][ T44] ? check_prev_add (kernel/locking/lockdep.c:3169)
[ 861.566468][ T44] ? __ethtool_get_link_ksettings (./include/linux/netdevice.h:2835 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/ethtool/ioctl.c:462)
[ 861.566552][ T44] __ethtool_get_link_ksettings (./include/linux/netdevice.h:2835 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/ethtool/ioctl.c:462)
[ 861.566636][ T44] bond_update_speed_duplex (drivers/net/bonding/bond_main.c:797)
[ 861.566718][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5237)
[ 861.566786][ T44] ? slave_kobj_release (drivers/net/bonding/bond_main.c:1735)
[ 861.566866][ T44] bond_slave_netdev_event.isra.0 (drivers/net/bonding/bond_main.c:3973)
[ 861.566956][ T44] ? fib_netdev_event (net/ipv4/fib_frontend.c:1537)
[ 861.567028][ T44] bond_netdev_event (drivers/net/bonding/bond_main.c:4080)
[ 861.567096][ T44] notifier_call_chain (kernel/notifier.c:85)
[ 861.567167][ T44] netif_state_change (net/core/dev.c:1603)
[ 861.567239][ T44] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[ 861.567322][ T44] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[ 861.567391][ T44] __linkwatch_run_queue (net/core/link_watch.c:240)
[ 861.567459][ T44] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[ 861.567529][ T44] linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[ 861.567598][ T44] ? __linkwatch_run_queue (net/core/link_watch.c:213)
[ 861.567671][ T44] process_one_work (kernel/workqueue.c:3314)
[ 861.567746][ T44] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 861.567812][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 861.567882][ T44] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 861.567958][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 861.568025][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 861.568094][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 861.568165][ T44] kthread (kernel/kthread.c:436)
[ 861.568222][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 861.568307][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 861.568377][ T44] ret_from_fork (arch/x86/kernel/process.c:158)
[ 861.568448][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 861.568532][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 861.568603][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 861.568672][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [ 861.568756][ T44]
| [ 861.568821][ T44] INFO: task kworker/u19:2:6306 is blocked on a mutex likely owned by task kworker/u19:2:6306.
[ 861.568962][ T44] INFO: task kworker/u16:0:7865 blocked for more than 122 seconds.
[ 861.569058][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 861.569122][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 861.569231][ T44] task:kworker/u16:0 state:D stack:25952 pid:7865 tgid:7865 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 861.569387][ T44] Workqueue: ipv6_addrconf addrconf_dad_work
[ 861.569474][ T44] Call Trace:
[ 861.569526][ T44]
[ 861.569561][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 861.569629][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 861.569695][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.569768][ T44] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[ 861.569837][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 861.569906][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.569979][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 861.570031][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 861.570100][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 861.570166][ T44] ? kvm_sched_clock_read (arch/x86/kernel/kvmclock.c:92 (discriminator 1))
[ 861.570233][ T44] ? addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 861.570303][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 861.570369][ T44] ? raw_spin_rq_lock_nested (kernel/sched/core.c:652)
[ 861.570442][ T44] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[ 861.570515][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 861.570583][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.570651][ T44] ? addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 861.570730][ T44] addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 861.570800][ T44] ? addrconf_dad_begin (net/ipv6/addrconf.c:4171)
[ 861.570871][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.570945][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.571016][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 861.571084][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.571157][ T44] process_one_work (kernel/workqueue.c:3314)
[ 861.571226][ T44] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 861.571294][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 861.571360][ T44] ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 861.571428][ T44] ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[ 861.571501][ T44] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 861.571572][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 861.571640][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 861.571716][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 861.571785][ T44] kthread (kernel/kthread.c:436)
[ 861.571837][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 861.571929][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 861.571997][ T44] ret_from_fork (arch/x86/kernel/process.c:158)
[ 861.572069][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 861.572154][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 861.572225][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 861.572294][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [ 861.572362][ T44]
| [ 861.572415][ T44] INFO: task kworker/u16:0:7865 is blocked on a mutex likely owned by task kworker/u19:2:6306.
[ 861.572547][ T44] INFO: task kworker/2:3:10328 blocked for more than 122 seconds.
[ 861.572643][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 861.572708][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 861.572829][ T44] task:kworker/2:3 state:D stack:29600 pid:10328 tgid:10328 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 861.572984][ T44] Workqueue: events netdev_rx_mode_work
[ 861.573052][ T44] Call Trace:
[ 861.573105][ T44]
[ 861.573142][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 861.573215][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 861.573283][ T44] ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 861.573352][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 861.573407][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 861.573476][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 861.573545][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 861.573612][ T44] ? netdev_rx_mode_work (net/core/dev_addr_lists.c:1312)
[ 861.573682][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 861.573752][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 861.573818][ T44] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[ 861.573889][ T44] ? netdev_rx_mode_work (net/core/dev_addr_lists.c:1312)
[ 861.573964][ T44] netdev_rx_mode_work (net/core/dev_addr_lists.c:1312)
[ 861.574032][ T44] ? trace_workqueue_execute_start (./include/trace/events/workqueue.h:84 (discriminator 22))
[ 861.574118][ T44] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[ 861.574192][ T44] process_one_work (kernel/workqueue.c:3314)
[ 861.574264][ T44] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 861.574336][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 861.574407][ T44] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 861.574478][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 861.574550][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 861.574619][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 861.574691][ T44] kthread (kernel/kthread.c:436)
[ 861.574762][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 861.574847][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 861.574927][ T44] ret_from_fork (arch/x86/kernel/process.c:158)
[ 861.574999][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 861.575082][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 861.575153][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 861.575224][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [ 861.575292][ T44]
| [ 861.575344][ T44] INFO: task kworker/2:3:10328 is blocked on a mutex likely owned by task kworker/u19:2:6306.
[ 861.575477][ T44] INFO: task ip:10778 blocked for more than 122 seconds.
[ 861.575557][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 861.575621][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 861.575741][ T44] task:ip state:D stack:25840 pid:10778 tgid:10778 ppid:10698 task_flags:0x400100 flags:0x00080000
[ 861.575886][ T44] Call Trace:
[ 861.575940][ T44]
[ 861.575975][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 861.576040][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 861.576106][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.576174][ T44] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[ 861.576242][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 861.576311][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.576379][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 861.576431][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 861.576498][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 861.576566][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.576632][ T44] ? rtnl_getlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:4267)
[ 861.576701][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 861.576776][ T44] ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[ 861.576846][ T44] ? rtnl_getlink (./include/linux/netdevice.h:4487 ./include/linux/netdevice.h:4516 net/core/rtnetlink.c:4256)
[ 861.576919][ T44] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7062)
[ 861.576989][ T44] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[ 861.577057][ T44] ? ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[ 861.577129][ T44] ? ___sys_sendmsg (net/socket.c:2752)
[ 861.577199][ T44] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[ 861.577269][ T44] ? rtnl_getlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:4267)
[ 861.577340][ T44] rtnl_getlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:4267)
[ 861.577409][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 861.577478][ T44] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[ 861.577545][ T44] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[ 861.577612][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.577680][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 861.577757][ T44] ? unwind_next_frame (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 arch/x86/kernel/unwind_orc.c:495)
[ 861.577825][ T44] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[ 861.577914][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.577980][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.578049][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 861.578117][ T44] ? write_profile (profile.c:?)
[ 861.578185][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.578251][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 861.578320][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.578388][ T44] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[ 861.578459][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:7062)
[ 861.578532][ T44] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[ 861.578601][ T44] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[ 861.578668][ T44] ? filter_irq_stacks (kernel/stacktrace.c:402)
[ 861.578745][ T44] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[ 861.578813][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[ 861.578886][ T44] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[ 861.578959][ T44] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[ 861.579026][ T44] ? netlink_ack (./include/linux/skbuff.h:2720)
[ 861.579094][ T44] ? __netlink_lookup (./include/linux/rcupdate.h:839 ./include/linux/rhashtable.h:708 net/netlink/af_netlink.c:499)
[ 861.579162][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.579230][ T44] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[ 861.579302][ T44] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[ 861.579375][ T44] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[ 861.579449][ T44] ? unwind_next_frame (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 arch/x86/kernel/unwind_orc.c:495)
[ 861.579516][ T44] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[ 861.579601][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1900)
[ 861.579669][ T44] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[ 861.579739][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.579806][ T44] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[ 861.579874][ T44] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[ 861.579961][ T44] ? copy_msghdr_from_user (net/socket.c:2635)
[ 861.580028][ T44] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5354)
[ 861.580113][ T44] ? move_addr_to_kernel (net/socket.c:258)
[ 861.580181][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 861.580267][ T44] ___sys_sendmsg (net/socket.c:2752)
[ 861.580335][ T44] ? copy_msghdr_from_user (net/socket.c:2603)
[ 861.580437][ T44] ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[ 861.580507][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.580573][ T44] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[ 861.580640][ T44] ? do_getsockname (net/socket.c:2192)
[ 861.580747][ T44] __sys_sendmsg (net/socket.c:2784)
[ 861.580814][ T44] ? __sys_sendmsg_sock (net/socket.c:2765)
[ 861.580884][ T44] ? __sys_getsockname (net/socket.c:2210)
[ 861.580956][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.581052][ T44] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[ 861.581122][ T44] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[ 861.581188][ T44] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[ 861.581253][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[ 861.581367][ T44] RIP: 0033:0x7f47ef5b908e
[ 861.581439][ T44] RSP: 002b:00007ffc6f241df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 861.581542][ T44] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f47ef5b908e
[ 861.581677][ T44] RDX: 0000000000000000 RSI: 00007ffc6f241ea0 RDI: 0000000000000006
[ 861.581783][ T44] RBP: 00007ffc6f241e00 R08: 0000000000000000 R09: 0000000000000000
[ 861.581884][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a193430
[ 861.582020][ T44] R13: 00007ffc6f241f50 R14: 00007ffc6f243b98 R15: 00000000fffffff5
| [ 861.582122][ T44]
| [ 861.582177][ T44] INFO: task ip:10778 is blocked on a mutex likely owned by task kworker/u19:2:6306.
| [ 861.582322][ T44] INFO: lockdep is turned off.
[ 984.444739][ T44] INFO: task kworker/u19:2:6306 blocked for more than 245 seconds.
[ 984.444920][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 984.444996][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 984.445134][ T44] task:kworker/u19:2 state:D stack:26456 pid:6306 tgid:6306 ppid:2 task_flags:0x4208160 flags:0x00080000
[ 984.445296][ T44] Workqueue: events_unbound linkwatch_event
[ 984.445397][ T44] Call Trace:
[ 984.445464][ T44]
[ 984.445502][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 984.445582][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 984.445659][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.445746][ T44] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[ 984.445819][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 984.445890][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.445962][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 984.446016][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 984.446087][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 984.446159][ T44] ? __ethtool_get_link_ksettings (./include/linux/netdevice.h:2835 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/ethtool/ioctl.c:462)
[ 984.446252][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 984.446323][ T44] ? check_path.constprop.0 (kernel/locking/lockdep.c:1848 kernel/locking/lockdep.c:2131)
[ 984.446394][ T44] ? check_prev_add (kernel/locking/lockdep.c:3169)
[ 984.446467][ T44] ? check_prev_add (kernel/locking/lockdep.c:3169)
[ 984.446543][ T44] ? __ethtool_get_link_ksettings (./include/linux/netdevice.h:2835 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/ethtool/ioctl.c:462)
[ 984.446629][ T44] __ethtool_get_link_ksettings (./include/linux/netdevice.h:2835 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/ethtool/ioctl.c:462)
[ 984.446723][ T44] bond_update_speed_duplex (drivers/net/bonding/bond_main.c:797)
[ 984.446799][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5237)
[ 984.446876][ T44] ? slave_kobj_release (drivers/net/bonding/bond_main.c:1735)
[ 984.446948][ T44] bond_slave_netdev_event.isra.0 (drivers/net/bonding/bond_main.c:3973)
[ 984.447038][ T44] ? fib_netdev_event (net/ipv4/fib_frontend.c:1537)
[ 984.447109][ T44] bond_netdev_event (drivers/net/bonding/bond_main.c:4080)
[ 984.447181][ T44] notifier_call_chain (kernel/notifier.c:85)
[ 984.447254][ T44] netif_state_change (net/core/dev.c:1603)
[ 984.447327][ T44] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[ 984.447422][ T44] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[ 984.447494][ T44] __linkwatch_run_queue (net/core/link_watch.c:240)
[ 984.447569][ T44] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[ 984.447639][ T44] linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[ 984.447709][ T44] ? __linkwatch_run_queue (net/core/link_watch.c:213)
[ 984.447786][ T44] process_one_work (kernel/workqueue.c:3314)
[ 984.447859][ T44] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 984.447933][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 984.448006][ T44] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 984.448084][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 984.448155][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 984.448227][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 984.448297][ T44] kthread (kernel/kthread.c:436)
[ 984.448351][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 984.448451][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 984.448522][ T44] ret_from_fork (arch/x86/kernel/process.c:158)
[ 984.448596][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 984.448684][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 984.448759][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 984.448830][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [ 984.448911][ T44]
| [ 984.448976][ T44] INFO: task kworker/u19:2:6306 is blocked on a mutex likely owned by task kworker/u19:2:6306.
[ 984.449116][ T44] INFO: task kworker/u16:0:7865 blocked for more than 245 seconds.
[ 984.449217][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 984.449284][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 984.449401][ T44] task:kworker/u16:0 state:D stack:25952 pid:7865 tgid:7865 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 984.449567][ T44] Workqueue: ipv6_addrconf addrconf_dad_work
[ 984.449656][ T44] Call Trace:
[ 984.449711][ T44]
[ 984.449754][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 984.449827][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 984.449898][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.449969][ T44] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[ 984.450045][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 984.450115][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.450186][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 984.450241][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 984.450312][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 984.450383][ T44] ? kvm_sched_clock_read (arch/x86/kernel/kvmclock.c:92 (discriminator 1))
[ 984.450459][ T44] ? addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 984.450533][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 984.450604][ T44] ? raw_spin_rq_lock_nested (kernel/sched/core.c:652)
[ 984.450676][ T44] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[ 984.450753][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 984.450825][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.450896][ T44] ? addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 984.450966][ T44] addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 984.451047][ T44] ? addrconf_dad_begin (net/ipv6/addrconf.c:4171)
[ 984.451120][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.451192][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.451262][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 984.451333][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.451403][ T44] process_one_work (kernel/workqueue.c:3314)
[ 984.451477][ T44] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 984.451546][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 984.451619][ T44] ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 984.451692][ T44] ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[ 984.451768][ T44] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 984.451839][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 984.451909][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 984.451982][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 984.452051][ T44] kthread (kernel/kthread.c:436)
[ 984.452104][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 984.452200][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 984.452271][ T44] ret_from_fork (arch/x86/kernel/process.c:158)
[ 984.452343][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 984.452435][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 984.452507][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 984.452577][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [ 984.452655][ T44]
| [ 984.452729][ T44] INFO: task kworker/u16:0:7865 is blocked on a mutex likely owned by task kworker/u19:2:6306.
[ 984.452867][ T44] INFO: task kworker/2:3:10328 blocked for more than 245 seconds.
[ 984.452969][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 984.453035][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 984.453152][ T44] task:kworker/2:3 state:D stack:29600 pid:10328 tgid:10328 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 984.453310][ T44] Workqueue: events netdev_rx_mode_work
[ 984.453382][ T44] Call Trace:
[ 984.453439][ T44]
[ 984.453475][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 984.453544][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 984.453615][ T44] ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 984.453685][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 984.453900][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 984.453971][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 984.454042][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 984.454113][ T44] ? netdev_rx_mode_work (net/core/dev_addr_lists.c:1312)
[ 984.454187][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 984.454258][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 984.454328][ T44] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[ 984.454401][ T44] ? netdev_rx_mode_work (net/core/dev_addr_lists.c:1312)
[ 984.454476][ T44] netdev_rx_mode_work (net/core/dev_addr_lists.c:1312)
[ 984.454548][ T44] ? trace_workqueue_execute_start (./include/trace/events/workqueue.h:84 (discriminator 22))
[ 984.454639][ T44] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[ 984.454710][ T44] process_one_work (kernel/workqueue.c:3314)
[ 984.454785][ T44] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 984.454856][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 984.454930][ T44] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 984.455006][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 984.455076][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 984.455149][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 984.455220][ T44] kthread (kernel/kthread.c:436)
[ 984.455274][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 984.455361][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 984.455439][ T44] ret_from_fork (arch/x86/kernel/process.c:158)
[ 984.455510][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 984.455598][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 984.455669][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 984.455741][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [ 984.455815][ T44]
| [ 984.455873][ T44] INFO: task kworker/2:3:10328 is blocked on a mutex likely owned by task kworker/u19:2:6306.
[ 984.456014][ T44] INFO: task ip:10778 blocked for more than 245 seconds.
[ 984.456098][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 984.456165][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 984.456279][ T44] task:ip state:D stack:25840 pid:10778 tgid:10778 ppid:10698 task_flags:0x400100 flags:0x00080000
[ 984.456445][ T44] Call Trace:
[ 984.456497][ T44]
[ 984.456534][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 984.456605][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 984.456675][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.456757][ T44] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[ 984.456828][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 984.456900][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.456973][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 984.457026][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 984.457096][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 984.457167][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.457237][ T44] ? rtnl_getlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:4267)
[ 984.457310][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 984.457381][ T44] ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[ 984.457458][ T44] ? rtnl_getlink (./include/linux/netdevice.h:4487 ./include/linux/netdevice.h:4516 net/core/rtnetlink.c:4256)
[ 984.457533][ T44] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7062)
[ 984.457605][ T44] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[ 984.457678][ T44] ? ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[ 984.457754][ T44] ? ___sys_sendmsg (net/socket.c:2752)
[ 984.457827][ T44] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[ 984.457902][ T44] ? rtnl_getlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:4267)
[ 984.457972][ T44] rtnl_getlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:4267)
[ 984.458044][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 984.458122][ T44] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[ 984.458195][ T44] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[ 984.458271][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.458344][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 984.458423][ T44] ? unwind_next_frame (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 arch/x86/kernel/unwind_orc.c:495)
[ 984.458495][ T44] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[ 984.458583][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.458655][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.458730][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 984.458803][ T44] ? write_profile (profile.c:?)
[ 984.458875][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.458944][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 984.459015][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.459086][ T44] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[ 984.459161][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:7062)
[ 984.459239][ T44] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[ 984.459310][ T44] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[ 984.459385][ T44] ? filter_irq_stacks (kernel/stacktrace.c:402)
[ 984.459460][ T44] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[ 984.459532][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[ 984.459603][ T44] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[ 984.459675][ T44] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[ 984.459751][ T44] ? netlink_ack (./include/linux/skbuff.h:2720)
[ 984.459825][ T44] ? __netlink_lookup (./include/linux/rcupdate.h:839 ./include/linux/rhashtable.h:708 net/netlink/af_netlink.c:499)
[ 984.459898][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.459969][ T44] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[ 984.460044][ T44] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[ 984.460117][ T44] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[ 984.460189][ T44] ? unwind_next_frame (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 arch/x86/kernel/unwind_orc.c:495)
[ 984.460264][ T44] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[ 984.460356][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1900)
[ 984.460437][ T44] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[ 984.460509][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.460587][ T44] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[ 984.460659][ T44] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[ 984.460736][ T44] ? copy_msghdr_from_user (net/socket.c:2635)
[ 984.460807][ T44] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5354)
[ 984.460897][ T44] ? move_addr_to_kernel (net/socket.c:258)
[ 984.460970][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 984.461061][ T44] ___sys_sendmsg (net/socket.c:2752)
[ 984.461135][ T44] ? copy_msghdr_from_user (net/socket.c:2603)
[ 984.461206][ T44] ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[ 984.461279][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.461351][ T44] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[ 984.461427][ T44] ? do_getsockname (net/socket.c:2192)
[ 984.461499][ T44] __sys_sendmsg (net/socket.c:2784)
[ 984.461576][ T44] ? __sys_sendmsg_sock (net/socket.c:2765)
[ 984.461649][ T44] ? __sys_getsockname (net/socket.c:2210)
[ 984.461755][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 984.461826][ T44] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[ 984.461898][ T44] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[ 984.461970][ T44] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[ 984.462041][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[ 984.462130][ T44] RIP: 0033:0x7f47ef5b908e
[ 984.462208][ T44] RSP: 002b:00007ffc6f241df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 984.462315][ T44] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f47ef5b908e
[ 984.462426][ T44] RDX: 0000000000000000 RSI: 00007ffc6f241ea0 RDI: 0000000000000006
[ 984.462533][ T44] RBP: 00007ffc6f241e00 R08: 0000000000000000 R09: 0000000000000000
[ 984.462646][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a193430
[ 984.462756][ T44] R13: 00007ffc6f241f50 R14: 00007ffc6f243b98 R15: 00000000fffffff5
| [ 984.462864][ T44]
| [ 984.462919][ T44] INFO: task ip:10778 is blocked on a mutex likely owned by task kworker/u19:2:6306.
| [ 984.463040][ T44] INFO: lockdep is turned off.
[ 1107.324738][ T44] INFO: task kworker/u19:2:6306 blocked for more than 368 seconds.
[ 1107.324907][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 1107.324976][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1107.325091][ T44] task:kworker/u19:2 state:D stack:26456 pid:6306 tgid:6306 ppid:2 task_flags:0x4208160 flags:0x00080000
[ 1107.325247][ T44] Workqueue: events_unbound linkwatch_event
[ 1107.325343][ T44] Call Trace:
[ 1107.325396][ T44]
[ 1107.325432][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 1107.325508][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 1107.325584][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 1107.325653][ T44] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[ 1107.325744][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 1107.325815][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 1107.325883][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 1107.325938][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 1107.326005][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 1107.326074][ T44] ? __ethtool_get_link_ksettings (./include/linux/netdevice.h:2835 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/ethtool/ioctl.c:462)
[ 1107.326161][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 1107.326230][ T44] ? check_path.constprop.0 (kernel/locking/lockdep.c:1848 kernel/locking/lockdep.c:2131)
[ 1107.326301][ T44] ? check_prev_add (kernel/locking/lockdep.c:3169)
[ 1107.326370][ T44] ? check_prev_add (kernel/locking/lockdep.c:3169)
[ 1107.326437][ T44] ? __ethtool_get_link_ksettings (./include/linux/netdevice.h:2835 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/ethtool/ioctl.c:462)
[ 1107.326524][ T44] __ethtool_get_link_ksettings (./include/linux/netdevice.h:2835 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/ethtool/ioctl.c:462)
[ 1107.326609][ T44] bond_update_speed_duplex (drivers/net/bonding/bond_main.c:797)
[ 1107.326702][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5237)
[ 1107.326780][ T44] ? slave_kobj_release (drivers/net/bonding/bond_main.c:1735)
[ 1107.326855][ T44] bond_slave_netdev_event.isra.0 (drivers/net/bonding/bond_main.c:3973)
[ 1107.326939][ T44] ? fib_netdev_event (net/ipv4/fib_frontend.c:1537)
[ 1107.327010][ T44] bond_netdev_event (drivers/net/bonding/bond_main.c:4080)
[ 1107.327079][ T44] notifier_call_chain (kernel/notifier.c:85)
[ 1107.327151][ T44] netif_state_change (net/core/dev.c:1603)
[ 1107.327221][ T44] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[ 1107.327306][ T44] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[ 1107.327374][ T44] __linkwatch_run_queue (net/core/link_watch.c:240)
[ 1107.327442][ T44] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[ 1107.327517][ T44] linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[ 1107.327585][ T44] ? __linkwatch_run_queue (net/core/link_watch.c:213)
[ 1107.327657][ T44] process_one_work (kernel/workqueue.c:3314)
[ 1107.327732][ T44] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 1107.327800][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 1107.327868][ T44] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 1107.327936][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 1107.328008][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 1107.328077][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 1107.328147][ T44] kthread (kernel/kthread.c:436)
[ 1107.328202][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 1107.328287][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 1107.328359][ T44] ret_from_fork (arch/x86/kernel/process.c:158)
[ 1107.328428][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 1107.328516][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 1107.328587][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 1107.328656][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [ 1107.328730][ T44]
| [ 1107.328785][ T44] INFO: task kworker/u19:2:6306 is blocked on a mutex likely owned by task kworker/u19:2:6306.
[ 1107.328917][ T44] INFO: task kworker/u16:0:7865 blocked for more than 368 seconds.
[ 1107.329010][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 1107.329075][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 1107.329183][ T44] task:kworker/u16:0 state:D stack:25952 pid:7865 tgid:7865 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 1107.329337][ T44] Workqueue: ipv6_addrconf addrconf_dad_work
[ 1107.329430][ T44] Call Trace:
[ 1107.329509][ T44]
[ 1107.329543][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 1107.329612][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 1107.329679][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 1107.329753][ T44] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[ 1107.329820][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 1107.329888][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 1107.329955][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 1107.330007][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 1107.330079][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 1107.330146][ T44] ? kvm_sched_clock_read (arch/x86/kernel/kvmclock.c:92 (discriminator 1))
[ 1107.330214][ T44] ? addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 1107.330281][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 1107.330347][ T44] ? raw_spin_rq_lock_nested (kernel/sched/core.c:652)
[ 1107.330423][ T44] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[ 1107.330497][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 1107.330565][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 1107.330632][ T44] ? addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 1107.330702][ T44] addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 1107.330772][ T44] ? addrconf_dad_begin (net/ipv6/addrconf.c:4171)
[ 1107.330840][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 1107.330908][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 1107.330974][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 1107.331041][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 1107.331111][ T44] process_one_work (kernel/workqueue.c:3314)
[ 1107.331180][ T44] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 1107.331246][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 1107.331311][ T44] ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 1107.331376][ T44] ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[ 1107.331444][ T44] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 1107.331517][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 1107.331584][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 1107.331655][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 1107.331728][ T44] kthread (kernel/kthread.c:436)
[ 1107.331781][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 1107.331871][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 1107.331938][ T44] ret_from_fork (arch/x86/kernel/process.c:158)
[ 1107.332006][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 1107.332090][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 1107.332160][ T44] ? kthread_affine_node (kernel/kthread.c:378)
Finger prints:
validate_chain:__lock_acquire:__mutex_lock:__ethtool_get_link_ksettings:bond_update_speed_duplex
__schedule:schedule:schedule_preempt_disabled:__mutex_lock:__ethtool_get_link_ksettings
__schedule:schedule:schedule_preempt_disabled:__mutex_lock:rtnl_getlink
__schedule:schedule:schedule_preempt_disabled:__mutex_lock:netdev_rx_mode_work
__schedule:schedule:schedule_preempt_disabled:__mutex_lock:addrconf_dad_work