======================================
| [ 461.839311][T10173] #2: ffffffffb4cdcc80 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event (net/core/link_watch.c:313)
| [ 461.839454][T10173] #3: ff11000011752d38 (&dev_instance_lock_key#7){+.+.}-{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)
| [ 461.839618][T10173]
| [ 461.839618][T10173] stack backtrace:
[ 461.839722][T10173] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 461.839724][T10173] Workqueue: events_unbound linkwatch_event
[ 461.839727][T10173] Call Trace:
[ 461.839729][T10173]
[ 461.839730][T10173] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[ 461.839735][T10173] print_deadlock_bug.cold (kernel/locking/lockdep.c:3041)
[ 461.839739][T10173] validate_chain (kernel/locking/lockdep.c:3093 kernel/locking/lockdep.c:3895)
[ 461.839743][T10173] __lock_acquire (kernel/locking/lockdep.c:5237)
[ 461.839746][T10173] lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 461.839747][T10173] ? __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)
[ 461.839749][T10173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 461.839752][T10173] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 461.839754][T10173] __mutex_lock (kernel/locking/mutex.c:646 kernel/locking/mutex.c:820)
[ 461.839757][T10173] ? __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)
[ 461.839759][T10173] ? __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)
[ 461.839761][T10173] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 461.839763][T10173] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 461.839764][T10173] ? check_path.constprop.0 (kernel/locking/lockdep.c:1848 kernel/locking/lockdep.c:2131)
[ 461.839767][T10173] ? check_prev_add (kernel/locking/lockdep.c:3169)
[ 461.839768][T10173] ? check_prev_add (kernel/locking/lockdep.c:3169)
[ 461.839770][T10173] ? __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)
[ 461.839772][T10173] __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)
[ 461.839774][T10173] bond_update_speed_duplex (drivers/net/bonding/bond_main.c:797)
[ 461.839777][T10173] ? __lock_acquire (kernel/locking/lockdep.c:5237)
[ 461.839779][T10173] ? slave_kobj_release (drivers/net/bonding/bond_main.c:1735)
[ 461.839782][T10173] bond_slave_netdev_event.isra.0 (drivers/net/bonding/bond_main.c:3973)
[ 461.839785][T10173] ? fib_netdev_event (net/ipv4/fib_frontend.c:1537)
[ 461.839787][T10173] bond_netdev_event (drivers/net/bonding/bond_main.c:4080)
[ 461.839789][T10173] notifier_call_chain (kernel/notifier.c:85)
[ 461.839793][T10173] netif_state_change (net/core/dev.c:1603)
[ 461.839796][T10173] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[ 461.839799][T10173] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[ 461.839801][T10173] __linkwatch_run_queue (net/core/link_watch.c:240)
[ 461.839802][T10173] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[ 461.839805][T10173] linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[ 461.839806][T10173] ? __linkwatch_run_queue (net/core/link_watch.c:213)
[ 461.839808][T10173] process_one_work (kernel/workqueue.c:3314)
[ 461.839810][T10173] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 461.839812][T10173] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 461.839815][T10173] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 461.839816][T10173] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 461.839818][T10173] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 461.839821][T10173] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 461.839822][T10173] kthread (kernel/kthread.c:436)
[ 461.839824][T10173] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 461.839826][T10173] ? kthread_affine_node (kernel/kthread.c:378)
[ 461.839829][T10173] ret_from_fork (arch/x86/kernel/process.c:158)
[ 461.839832][T10173] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 461.839834][T10173] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 461.839838][T10173] ? kthread_affine_node (kernel/kthread.c:378)
[ 461.839840][T10173] ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [ 461.839843][T10173]
[ 615.783312][ T44] INFO: task kworker/u16:2:4919 blocked for more than 122 seconds.
[ 615.783489][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 615.783569][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 615.783693][ T44] task:kworker/u16:2 state:D stack:26592 pid:4919 tgid:4919 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 615.783861][ T44] Workqueue: ipv6_addrconf addrconf_dad_work
[ 615.783960][ T44] Call Trace:
[ 615.784016][ T44]
[ 615.784055][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 615.784134][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 615.784210][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.784295][ 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)
[ 615.784379][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 615.784453][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.784532][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 615.784586][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 615.784663][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 615.784737][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 615.784810][ T44] ? addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 615.784886][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 615.784960][ T44] ? update_cfs_rq_load_avg (kernel/sched/fair.c:4879)
[ 615.785036][ 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)
[ 615.785109][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 615.785179][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.785253][ T44] ? addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 615.785333][ T44] addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 615.785414][ T44] ? addrconf_dad_begin (net/ipv6/addrconf.c:4171)
[ 615.785488][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.785562][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.785633][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 615.785705][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.785779][ T44] process_one_work (kernel/workqueue.c:3314)
[ 615.785859][ T44] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 615.785929][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 615.785999][ T44] ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 615.786075][ T44] ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[ 615.786146][ T44] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 615.786216][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 615.786297][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 615.786373][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 615.786448][ T44] kthread (kernel/kthread.c:436)
[ 615.786504][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 615.786594][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 615.786666][ T44] ret_from_fork (arch/x86/kernel/process.c:158)
[ 615.786737][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 615.786826][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 615.786897][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 615.786967][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [ 615.787039][ T44]
| [ 615.787101][ T44] INFO: task kworker/u16:2:4919 is blocked on a mutex likely owned by task kworker/u19:3:10173.
[ 615.787239][ T44] INFO: task kworker/u19:3:10173 blocked for more than 122 seconds.
[ 615.787345][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 615.787411][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 615.787524][ T44] task:kworker/u19:3 state:D stack:26456 pid:10173 tgid:10173 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 615.787692][ T44] Workqueue: events_unbound linkwatch_event
[ 615.787783][ T44] Call Trace:
[ 615.787836][ T44]
[ 615.787871][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 615.787941][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 615.788015][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.788083][ 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)
[ 615.788159][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 615.788229][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.788304][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 615.788363][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 615.788433][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 615.788502][ 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)
[ 615.788590][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 615.788661][ T44] ? check_path.constprop.0 (kernel/locking/lockdep.c:1848 kernel/locking/lockdep.c:2131)
[ 615.788741][ T44] ? check_prev_add (kernel/locking/lockdep.c:3169)
[ 615.788812][ T44] ? check_prev_add (kernel/locking/lockdep.c:3169)
[ 615.788884][ 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)
[ 615.788976][ 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)
[ 615.789063][ T44] bond_update_speed_duplex (drivers/net/bonding/bond_main.c:797)
[ 615.789138][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5237)
[ 615.789216][ T44] ? slave_kobj_release (drivers/net/bonding/bond_main.c:1735)
[ 615.789294][ T44] bond_slave_netdev_event.isra.0 (drivers/net/bonding/bond_main.c:3973)
[ 615.789386][ T44] ? fib_netdev_event (net/ipv4/fib_frontend.c:1537)
[ 615.789461][ T44] bond_netdev_event (drivers/net/bonding/bond_main.c:4080)
[ 615.789532][ T44] notifier_call_chain (kernel/notifier.c:85)
[ 615.789610][ T44] netif_state_change (net/core/dev.c:1603)
[ 615.789682][ T44] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[ 615.789770][ T44] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[ 615.789844][ T44] __linkwatch_run_queue (net/core/link_watch.c:240)
[ 615.789915][ T44] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[ 615.789990][ T44] linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[ 615.790061][ T44] ? __linkwatch_run_queue (net/core/link_watch.c:213)
[ 615.790135][ T44] process_one_work (kernel/workqueue.c:3314)
[ 615.790207][ T44] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 615.790276][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 615.790361][ T44] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 615.790431][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 615.790504][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 615.790576][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 615.790646][ T44] kthread (kernel/kthread.c:436)
[ 615.790699][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 615.790786][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 615.790857][ T44] ret_from_fork (arch/x86/kernel/process.c:158)
[ 615.790931][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 615.791020][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 615.791090][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 615.791161][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [ 615.791232][ T44]
| [ 615.791290][ T44] INFO: task kworker/u19:3:10173 is blocked on a mutex likely owned by task kworker/u19:3:10173.
[ 615.791432][ T44] INFO: task kworker/2:0:10602 blocked for more than 122 seconds.
[ 615.791531][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 615.791597][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 615.791714][ T44] task:kworker/2:0 state:D stack:28720 pid:10602 tgid:10602 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 615.791868][ T44] Workqueue: events netdev_rx_mode_work
[ 615.791944][ T44] Call Trace:
[ 615.791995][ T44]
[ 615.792031][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 615.792101][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 615.792170][ T44] ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 615.792251][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 615.792312][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 615.792389][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 615.792463][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 615.792535][ T44] ? netdev_rx_mode_work (net/core/dev_addr_lists.c:1312)
[ 615.792607][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 615.792680][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 615.792761][ T44] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[ 615.792833][ T44] ? netdev_rx_mode_work (net/core/dev_addr_lists.c:1312)
[ 615.792905][ T44] netdev_rx_mode_work (net/core/dev_addr_lists.c:1312)
[ 615.792982][ T44] ? trace_workqueue_execute_start (./include/trace/events/workqueue.h:84 (discriminator 22))
[ 615.793077][ T44] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[ 615.793149][ T44] process_one_work (kernel/workqueue.c:3314)
[ 615.793219][ T44] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 615.793294][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 615.793373][ T44] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 615.793451][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 615.793526][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 615.793599][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 615.793671][ T44] kthread (kernel/kthread.c:436)
[ 615.793726][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 615.793817][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 615.793890][ T44] ret_from_fork (arch/x86/kernel/process.c:158)
[ 615.793962][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 615.794057][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 615.794129][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 615.794200][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [ 615.794275][ T44]
| [ 615.794335][ T44] INFO: task kworker/2:0:10602 is blocked on a mutex likely owned by task kworker/u19:3:10173.
[ 615.794482][ T44] INFO: task ip:14546 blocked for more than 122 seconds.
[ 615.794569][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 615.794638][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 615.794752][ T44] task:ip state:D stack:25840 pid:14546 tgid:14546 ppid:14463 task_flags:0x400100 flags:0x00080000
[ 615.794914][ T44] Call Trace:
[ 615.794967][ T44]
[ 615.795003][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 615.795077][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 615.795150][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.795222][ 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)
[ 615.795297][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 615.795372][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.795447][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 615.795500][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 615.795572][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 615.795642][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.795715][ T44] ? rtnl_getlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:4267)
[ 615.795786][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 615.795861][ T44] ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[ 615.795933][ T44] ? rtnl_getlink (./include/linux/netdevice.h:4487 ./include/linux/netdevice.h:4516 net/core/rtnetlink.c:4256)
[ 615.796006][ T44] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7062)
[ 615.796074][ T44] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[ 615.796154][ T44] ? ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[ 615.796230][ T44] ? ___sys_sendmsg (net/socket.c:2752)
[ 615.796310][ T44] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[ 615.796390][ T44] ? rtnl_getlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:4267)
[ 615.796462][ T44] rtnl_getlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:4267)
[ 615.796534][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 615.796607][ T44] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[ 615.796680][ T44] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[ 615.796757][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.796828][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 615.796906][ T44] ? unwind_next_frame (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 arch/x86/kernel/unwind_orc.c:495)
[ 615.796980][ T44] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[ 615.797070][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.797142][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.797214][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 615.797290][ T44] ? write_profile (profile.c:?)
[ 615.797374][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.797443][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 615.797519][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.797588][ T44] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[ 615.797663][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:7062)
[ 615.797735][ T44] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[ 615.797811][ T44] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[ 615.797880][ T44] ? filter_irq_stacks (kernel/stacktrace.c:402)
[ 615.797956][ T44] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[ 615.798029][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[ 615.798099][ T44] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[ 615.798172][ T44] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[ 615.798242][ T44] ? netlink_ack (./include/linux/skbuff.h:2720)
[ 615.798317][ T44] ? __netlink_lookup (./include/linux/rcupdate.h:839 ./include/linux/rhashtable.h:708 net/netlink/af_netlink.c:499)
[ 615.798394][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.798463][ T44] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[ 615.798536][ T44] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[ 615.798608][ T44] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[ 615.798678][ T44] ? unwind_next_frame (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 arch/x86/kernel/unwind_orc.c:495)
[ 615.798750][ T44] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[ 615.798836][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1900)
[ 615.798914][ T44] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[ 615.798984][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.799058][ T44] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[ 615.799129][ T44] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[ 615.799203][ T44] ? copy_msghdr_from_user (net/socket.c:2635)
[ 615.799273][ T44] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5354)
[ 615.799371][ T44] ? move_addr_to_kernel (net/socket.c:258)
[ 615.799442][ T44] ___sys_sendmsg (net/socket.c:2752)
[ 615.799511][ T44] ? copy_msghdr_from_user (net/socket.c:2603)
[ 615.799586][ T44] ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[ 615.799656][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.799727][ T44] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[ 615.799832][ T44] ? do_getsockname (net/socket.c:2192)
[ 615.799906][ T44] __sys_sendmsg (net/socket.c:2784)
[ 615.799976][ T44] ? __sys_sendmsg_sock (net/socket.c:2765)
[ 615.800047][ T44] ? __sys_getsockname (net/socket.c:2210)
[ 615.800147][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 615.800219][ T44] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[ 615.800308][ T44] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[ 615.800389][ T44] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[ 615.800492][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[ 615.800587][ T44] RIP: 0033:0x7f057adcb08e
[ 615.800664][ T44] RSP: 002b:00007ffed494c340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 615.800806][ T44] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f057adcb08e
[ 615.800915][ T44] RDX: 0000000000000000 RSI: 00007ffed494c3f0 RDI: 0000000000000006
[ 615.801021][ T44] RBP: 00007ffed494c350 R08: 0000000000000000 R09: 0000000000000000
[ 615.801163][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a1982e5
[ 615.801269][ T44] R13: 00007ffed494c4a0 R14: 00007ffed494e0e8 R15: 00000000fffffff5
| [ 615.801387][ T44]
| [ 615.801474][ T44] INFO: task ip:14546 is blocked on a mutex likely owned by task kworker/u19:3:10173.
| [ 615.801589][ T44] INFO: lockdep is turned off.
[ 738.664311][ T44] INFO: task kworker/u16:2:4919 blocked for more than 245 seconds.
[ 738.664498][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 738.664565][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 738.664682][ T44] task:kworker/u16:2 state:D stack:26592 pid:4919 tgid:4919 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 738.664878][ T44] Workqueue: ipv6_addrconf addrconf_dad_work
[ 738.664977][ T44] Call Trace:
[ 738.665032][ T44]
[ 738.665070][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 738.665147][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 738.665218][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.665300][ 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)
[ 738.665379][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 738.665449][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.665520][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 738.665572][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 738.665640][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 738.665709][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 738.665784][ T44] ? addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 738.665853][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 738.665922][ T44] ? update_cfs_rq_load_avg (kernel/sched/fair.c:4879)
[ 738.665996][ 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)
[ 738.666064][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 738.666133][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.666200][ T44] ? addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 738.666271][ T44] addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 738.666351][ T44] ? addrconf_dad_begin (net/ipv6/addrconf.c:4171)
[ 738.666421][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.666493][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.666562][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 738.666633][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.666701][ T44] process_one_work (kernel/workqueue.c:3314)
[ 738.666776][ T44] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 738.666851][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 738.666921][ T44] ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 738.666997][ T44] ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[ 738.667068][ T44] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 738.667138][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 738.667211][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 738.667294][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 738.667369][ T44] kthread (kernel/kthread.c:436)
[ 738.667429][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 738.667520][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 738.667593][ T44] ret_from_fork (arch/x86/kernel/process.c:158)
[ 738.667669][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 738.667768][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 738.667843][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 738.667916][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [ 738.667995][ T44]
| [ 738.668058][ T44] INFO: task kworker/u16:2:4919 is blocked on a mutex likely owned by task kworker/u19:3:10173.
[ 738.668199][ T44] INFO: task kworker/u19:3:10173 blocked for more than 245 seconds.
[ 738.668310][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 738.668382][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 738.668495][ T44] task:kworker/u19:3 state:D stack:26456 pid:10173 tgid:10173 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 738.668660][ T44] Workqueue: events_unbound linkwatch_event
[ 738.668753][ T44] Call Trace:
[ 738.668811][ T44]
[ 738.668848][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 738.668920][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 738.668993][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.669064][ 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)
[ 738.669138][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 738.669210][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.669280][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 738.669344][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 738.669421][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 738.669492][ 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)
[ 738.669584][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 738.669659][ T44] ? check_path.constprop.0 (kernel/locking/lockdep.c:1848 kernel/locking/lockdep.c:2131)
[ 738.669733][ T44] ? check_prev_add (kernel/locking/lockdep.c:3169)
[ 738.669806][ T44] ? check_prev_add (kernel/locking/lockdep.c:3169)
[ 738.669880][ 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)
[ 738.669969][ 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)
[ 738.670061][ T44] bond_update_speed_duplex (drivers/net/bonding/bond_main.c:797)
[ 738.670134][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5237)
[ 738.670202][ T44] ? slave_kobj_release (drivers/net/bonding/bond_main.c:1735)
[ 738.670272][ T44] bond_slave_netdev_event.isra.0 (drivers/net/bonding/bond_main.c:3973)
[ 738.670368][ T44] ? fib_netdev_event (net/ipv4/fib_frontend.c:1537)
[ 738.670440][ T44] bond_netdev_event (drivers/net/bonding/bond_main.c:4080)
[ 738.670511][ T44] notifier_call_chain (kernel/notifier.c:85)
[ 738.670582][ T44] netif_state_change (net/core/dev.c:1603)
[ 738.670654][ T44] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[ 738.670746][ T44] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[ 738.670818][ T44] __linkwatch_run_queue (net/core/link_watch.c:240)
[ 738.670893][ T44] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[ 738.670963][ T44] linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[ 738.671035][ T44] ? __linkwatch_run_queue (net/core/link_watch.c:213)
[ 738.671107][ T44] process_one_work (kernel/workqueue.c:3314)
[ 738.671180][ T44] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 738.671256][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 738.671336][ T44] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 738.671413][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 738.671481][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 738.671550][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 738.671622][ T44] kthread (kernel/kthread.c:436)
[ 738.671675][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 738.671765][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 738.671835][ T44] ret_from_fork (arch/x86/kernel/process.c:158)
[ 738.671908][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 738.671993][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 738.672066][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 738.672138][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [ 738.672211][ T44]
| [ 738.672276][ T44] INFO: task kworker/u19:3:10173 is blocked on a mutex likely owned by task kworker/u19:3:10173.
[ 738.672422][ T44] INFO: task kworker/2:0:10602 blocked for more than 245 seconds.
[ 738.672524][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 738.672588][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 738.672704][ T44] task:kworker/2:0 state:D stack:28720 pid:10602 tgid:10602 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 738.672865][ T44] Workqueue: events netdev_rx_mode_work
[ 738.672934][ T44] Call Trace:
[ 738.672986][ T44]
[ 738.673023][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 738.673095][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 738.673166][ T44] ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 738.673241][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 738.673304][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 738.673382][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 738.673451][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 738.673522][ T44] ? netdev_rx_mode_work (net/core/dev_addr_lists.c:1312)
[ 738.673593][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 738.673662][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 738.673733][ T44] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[ 738.673801][ T44] ? netdev_rx_mode_work (net/core/dev_addr_lists.c:1312)
[ 738.673869][ T44] netdev_rx_mode_work (net/core/dev_addr_lists.c:1312)
[ 738.673936][ T44] ? trace_workqueue_execute_start (./include/trace/events/workqueue.h:84 (discriminator 22))
[ 738.674024][ T44] ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[ 738.674092][ T44] process_one_work (kernel/workqueue.c:3314)
[ 738.674167][ T44] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 738.674238][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 738.674312][ T44] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 738.674387][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 738.674456][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 738.674524][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 738.674591][ T44] kthread (kernel/kthread.c:436)
[ 738.674643][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 738.674727][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 738.674799][ T44] ret_from_fork (arch/x86/kernel/process.c:158)
[ 738.674869][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 738.674953][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 738.675021][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 738.675089][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [ 738.675157][ T44]
| [ 738.675215][ T44] INFO: task kworker/2:0:10602 is blocked on a mutex likely owned by task kworker/u19:3:10173.
[ 738.675360][ T44] INFO: task ip:14546 blocked for more than 245 seconds.
[ 738.675440][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 738.675504][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 738.675612][ T44] task:ip state:D stack:25840 pid:14546 tgid:14546 ppid:14463 task_flags:0x400100 flags:0x00080000
[ 738.675765][ T44] Call Trace:
[ 738.675815][ T44]
[ 738.675850][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 738.675919][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 738.675986][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.676059][ 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)
[ 738.676129][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 738.676202][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.676282][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 738.676352][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 738.676419][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 738.676487][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.676554][ T44] ? rtnl_getlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:4267)
[ 738.676623][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 738.676691][ T44] ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[ 738.676760][ T44] ? rtnl_getlink (./include/linux/netdevice.h:4487 ./include/linux/netdevice.h:4516 net/core/rtnetlink.c:4256)
[ 738.676827][ T44] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7062)
[ 738.676899][ T44] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[ 738.676971][ T44] ? ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[ 738.677040][ T44] ? ___sys_sendmsg (net/socket.c:2752)
[ 738.677110][ T44] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[ 738.677180][ T44] ? rtnl_getlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:4267)
[ 738.677264][ T44] rtnl_getlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:4267)
[ 738.677339][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 738.677413][ T44] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[ 738.677482][ T44] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[ 738.677556][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.677623][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 738.677694][ T44] ? unwind_next_frame (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 arch/x86/kernel/unwind_orc.c:495)
[ 738.677761][ T44] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[ 738.677847][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.677914][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.677985][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 738.678053][ T44] ? write_profile (profile.c:?)
[ 738.678121][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.678189][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 738.678259][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.678327][ T44] ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[ 738.678398][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:7062)
[ 738.678469][ T44] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[ 738.678545][ T44] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[ 738.678613][ T44] ? filter_irq_stacks (kernel/stacktrace.c:402)
[ 738.678679][ T44] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[ 738.678747][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[ 738.678813][ T44] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[ 738.678880][ T44] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[ 738.678948][ T44] ? netlink_ack (./include/linux/skbuff.h:2720)
[ 738.679018][ T44] ? __netlink_lookup (./include/linux/rcupdate.h:839 ./include/linux/rhashtable.h:708 net/netlink/af_netlink.c:499)
[ 738.679088][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.679154][ T44] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[ 738.679222][ T44] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[ 738.679301][ T44] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[ 738.679372][ T44] ? unwind_next_frame (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 arch/x86/kernel/unwind_orc.c:495)
[ 738.679438][ T44] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[ 738.679525][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1900)
[ 738.679595][ T44] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[ 738.679662][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.679729][ T44] ? lock_release (./include/trace/events/lock.h:69 (discriminator 22) kernel/locking/lockdep.c:5879 (discriminator 22))
[ 738.679800][ T44] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[ 738.679868][ T44] ? copy_msghdr_from_user (net/socket.c:2635)
[ 738.679937][ T44] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5354)
[ 738.680019][ T44] ? move_addr_to_kernel (net/socket.c:258)
[ 738.680087][ T44] ___sys_sendmsg (net/socket.c:2752)
[ 738.680166][ T44] ? copy_msghdr_from_user (net/socket.c:2603)
[ 738.680234][ T44] ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[ 738.680354][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.680430][ T44] ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[ 738.680506][ T44] ? do_getsockname (net/socket.c:2192)
[ 738.680586][ T44] __sys_sendmsg (net/socket.c:2784)
[ 738.680693][ T44] ? __sys_sendmsg_sock (net/socket.c:2765)
[ 738.680765][ T44] ? __sys_getsockname (net/socket.c:2210)
[ 738.680835][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 738.680905][ T44] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[ 738.681002][ T44] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[ 738.681070][ T44] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[ 738.681141][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[ 738.681259][ T44] RIP: 0033:0x7f057adcb08e
[ 738.681340][ T44] RSP: 002b:00007ffed494c340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 738.681457][ T44] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f057adcb08e
[ 738.681593][ T44] RDX: 0000000000000000 RSI: 00007ffed494c3f0 RDI: 0000000000000006
[ 738.681694][ T44] RBP: 00007ffed494c350 R08: 0000000000000000 R09: 0000000000000000
[ 738.681795][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a1982e5
[ 738.681933][ T44] R13: 00007ffed494c4a0 R14: 00007ffed494e0e8 R15: 00000000fffffff5
| [ 738.682033][ T44]
| [ 738.682086][ T44] INFO: task ip:14546 is blocked on a mutex likely owned by task kworker/u19:3:10173.
| [ 738.682227][ T44] INFO: lockdep is turned off.
[ 861.544317][ T44] INFO: task kworker/u16:2:4919 blocked for more than 368 seconds.
[ 861.544527][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 861.544598][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 861.544721][ T44] task:kworker/u16:2 state:D stack:26592 pid:4919 tgid:4919 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 861.544887][ T44] Workqueue: ipv6_addrconf addrconf_dad_work
[ 861.544987][ T44] Call Trace:
[ 861.545055][ T44]
[ 861.545095][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 861.545172][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 861.545244][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.545335][ 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)
[ 861.545410][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 861.545484][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.545558][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 861.545615][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 861.545688][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 861.545770][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 861.545844][ T44] ? addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 861.545915][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 861.545988][ T44] ? update_cfs_rq_load_avg (kernel/sched/fair.c:4879)
[ 861.546061][ 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)
[ 861.546133][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 861.546209][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.546281][ T44] ? addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 861.546364][ T44] addrconf_dad_work (./include/linux/rtnetlink.h:130 net/ipv6/addrconf.c:4221)
[ 861.546442][ T44] ? addrconf_dad_begin (net/ipv6/addrconf.c:4171)
[ 861.546514][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.546586][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.546662][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 861.546738][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.546810][ T44] process_one_work (kernel/workqueue.c:3314)
[ 861.546890][ T44] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 861.546961][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 861.547032][ T44] ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 861.547104][ T44] ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[ 861.547176][ T44] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 861.547249][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 861.547330][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 861.547404][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 861.547476][ T44] kthread (kernel/kthread.c:436)
[ 861.547531][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 861.547626][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 861.547699][ T44] ret_from_fork (arch/x86/kernel/process.c:158)
[ 861.547773][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 861.547865][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 861.547937][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 861.548008][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [ 861.548083][ T44]
| [ 861.548146][ T44] INFO: task kworker/u16:2:4919 is blocked on a mutex likely owned by task kworker/u19:3:10173.
[ 861.548290][ T44] INFO: task kworker/u19:3:10173 blocked for more than 368 seconds.
[ 861.548397][ T44] Not tainted 7.1.0-rc5-virtme #1
[ 861.548464][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 861.548585][ T44] task:kworker/u19:3 state:D stack:26456 pid:10173 tgid:10173 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 861.548744][ T44] Workqueue: events_unbound linkwatch_event
[ 861.548836][ T44] Call Trace:
[ 861.548895][ T44]
[ 861.548931][ T44] __schedule (kernel/sched/core.c:5388 kernel/sched/core.c:7189)
[ 861.549003][ T44] ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[ 861.549073][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.549143][ 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)
[ 861.549214][ T44] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 861.549291][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 861.549366][ T44] schedule (kernel/sched/core.c:7268 kernel/sched/core.c:7283)
[ 861.549422][ T44] schedule_preempt_disabled (kernel/sched/core.c:7340)
[ 861.549493][ T44] __mutex_lock (kernel/locking/mutex.c:726 kernel/locking/mutex.c:820)
[ 861.549565][ 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)
[ 861.549655][ T44] ? ww_mutex_lock (kernel/locking/mutex.c:933)
[ 861.549727][ T44] ? check_path.constprop.0 (kernel/locking/lockdep.c:1848 kernel/locking/lockdep.c:2131)
[ 861.549799][ T44] ? check_prev_add (kernel/locking/lockdep.c:3169)
[ 861.549872][ T44] ? check_prev_add (kernel/locking/lockdep.c:3169)
[ 861.549943][ 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)
[ 861.550034][ 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)
[ 861.550124][ T44] bond_update_speed_duplex (drivers/net/bonding/bond_main.c:797)
[ 861.550199][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5237)
[ 861.550271][ T44] ? slave_kobj_release (drivers/net/bonding/bond_main.c:1735)
[ 861.550350][ T44] bond_slave_netdev_event.isra.0 (drivers/net/bonding/bond_main.c:3973)
[ 861.550442][ T44] ? fib_netdev_event (net/ipv4/fib_frontend.c:1537)
[ 861.550516][ T44] bond_netdev_event (drivers/net/bonding/bond_main.c:4080)
[ 861.550593][ T44] notifier_call_chain (kernel/notifier.c:85)
[ 861.550666][ T44] netif_state_change (net/core/dev.c:1603)
[ 861.550740][ T44] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[ 861.550829][ T44] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[ 861.550908][ T44] __linkwatch_run_queue (net/core/link_watch.c:240)
[ 861.550981][ T44] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[ 861.551054][ T44] linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[ 861.551130][ T44] ? __linkwatch_run_queue (net/core/link_watch.c:213)
[ 861.551202][ T44] process_one_work (kernel/workqueue.c:3314)
[ 861.551276][ T44] ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[ 861.551356][ T44] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 861.551429][ T44] worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[ 861.551504][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 861.551577][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[ 861.551650][ T44] ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[ 861.551727][ T44] kthread (kernel/kthread.c:436)
[ 861.551782][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 861.551871][ T44] ? kthread_affine_node (kernel/kthread.c:378)
[ 861.551943][ T44] ret_from_fork (arch/x86/kernel/process.c:158)
[ 861.552015][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[ 861.552104][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[ 861.552177][ 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