====================================== | [ 19.720916][ T34] softirqs last disabled at (0): 0x0 | [ 19.720920][ T34] Preemption disabled at: | [ 19.720920][ T34] vprintk_emit (kernel/printk/printk.c:2471) | [ 19.720929][ T34] Tainted: [W]=WARN [ 19.720930][ T34] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 19.720932][ T34] Workqueue: events_power_efficient phylink_resolve [ 19.720935][ T34] Call Trace: [ 19.720937][ T34] [ 19.720939][ T34] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.720944][ T34] ? vprintk_emit (kernel/printk/printk.c:2471) [ 19.720946][ T34] __might_resched.cold (kernel/sched/core.c:9234) [ 19.720951][ T34] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.720954][ T34] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 19.720960][ T34] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 19.720962][ T34] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.720968][ T34] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 19.720970][ T34] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.720974][ T34] put_chars (drivers/char/virtio_console.c:1176) [ 19.720977][ T34] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.720979][ T34] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 19.720982][ T34] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 19.720985][ T34] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 19.720989][ T34] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.720993][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.720994][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.720998][ T34] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.721002][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.721005][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.721013][ T34] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.721017][ T34] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.721021][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.721023][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.721027][ T34] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.721031][ T34] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.721033][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.721038][ T34] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.721041][ T34] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.721042][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.721044][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18)) [ 19.721048][ T34] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.721049][ T34] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.721053][ T34] vprintk_emit (kernel/printk/printk.c:2479) [ 19.721056][ T34] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.721059][ T34] ? wakeup_preempt_fair (kernel/sched/fair.c:1142 kernel/sched/fair.c:10033) [ 19.721064][ T34] dev_vprintk_emit (drivers/base/core.c:5000) [ 19.721069][ T34] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 19.721074][ T34] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 19.721078][ T34] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 19.721083][ T34] dev_printk_emit (drivers/base/core.c:5011) [ 19.721085][ T34] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 19.721088][ T34] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 19.721091][ T34] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.721095][ T34] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 19.721101][ T34] netdev_printk (net/core/dev.c:13166) [ 19.721104][ T34] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 19.721106][ T34] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 19.721109][ T34] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 19.721113][ T34] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.721116][ T34] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 19.721118][ T34] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 19.721122][ T34] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 19.721124][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.721127][ T34] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 19.721131][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.721133][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.721135][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.721136][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.721140][ T34] process_one_work (kernel/workqueue.c:3387) [ 19.721146][ T34] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 19.721149][ T34] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 19.721156][ T34] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 19.721163][ T34] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 19.721165][ T34] kthread (kernel/kthread.c:436) [ 19.721167][ T34] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.721170][ T34] ? kthread_affine_preferred (kernel/kthread.c:857) [ 19.721180][ T34] ret_from_fork (arch/x86/kernel/process.c:158) [ 19.721184][ T34] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 19.721187][ T34] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 19.721190][ T34] ? kthread_affine_preferred (kernel/kthread.c:857) [ 19.721193][ T34] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 23.244771][ T39] softirqs last disabled at (0): 0x0 | [ 23.244775][ T39] Preemption disabled at: | [ 23.244775][ T39] vprintk_emit (kernel/printk/printk.c:2471) | [ 23.244785][ T39] Tainted: [W]=WARN [ 23.244786][ T39] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 23.244788][ T39] Workqueue: events_power_efficient phylink_resolve [ 23.244791][ T39] Call Trace: [ 23.244793][ T39] [ 23.244795][ T39] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 23.244801][ T39] ? vprintk_emit (kernel/printk/printk.c:2471) [ 23.244803][ T39] __might_resched.cold (kernel/sched/core.c:9234) [ 23.244808][ T39] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 23.244812][ T39] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 23.244817][ T39] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 23.244819][ T39] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.244825][ T39] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 23.244828][ T39] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.244831][ T39] put_chars (drivers/char/virtio_console.c:1176) [ 23.244835][ T39] ? __send_to_port (drivers/char/virtio_console.c:654) [ 23.244837][ T39] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 23.244840][ T39] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 23.244843][ T39] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 23.244847][ T39] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 23.244851][ T39] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.244852][ T39] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.244857][ T39] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 23.244860][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.244863][ T39] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.244867][ T39] console_emit_next_record (kernel/printk/printk.c:3183) [ 23.244870][ T39] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 23.244875][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.244877][ T39] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.244881][ T39] console_flush_one_record (kernel/printk/printk.c:3268) [ 23.244885][ T39] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 23.244887][ T39] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.244892][ T39] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 23.244895][ T39] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 23.244896][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.244899][ T39] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18)) [ 23.244902][ T39] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 23.244904][ T39] ? vprintk_emit (kernel/printk/printk.c:2478) [ 23.244907][ T39] vprintk_emit (kernel/printk/printk.c:2479) [ 23.244911][ T39] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 23.244913][ T39] ? wakeup_preempt_fair (kernel/sched/fair.c:1142 kernel/sched/fair.c:10033) [ 23.244919][ T39] dev_vprintk_emit (drivers/base/core.c:5000) [ 23.244924][ T39] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 23.244929][ T39] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 23.244933][ T39] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 23.244937][ T39] dev_printk_emit (drivers/base/core.c:5011) [ 23.244940][ T39] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 23.244943][ T39] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 23.244946][ T39] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.244950][ T39] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 23.244957][ T39] netdev_printk (net/core/dev.c:13166) [ 23.244959][ T39] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 23.244962][ T39] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 23.244965][ T39] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 23.244968][ T39] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 23.244971][ T39] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 23.244973][ T39] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 23.244977][ T39] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 23.244979][ T39] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.244983][ T39] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 23.244987][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.244988][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.244990][ T39] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.244992][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.244996][ T39] process_one_work (kernel/workqueue.c:3387) [ 23.245002][ T39] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 23.245005][ T39] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 23.245017][ T39] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 23.245024][ T39] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 23.245026][ T39] kthread (kernel/kthread.c:436) [ 23.245028][ T39] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.245031][ T39] ? kthread_affine_preferred (kernel/kthread.c:857) [ 23.245034][ T39] ret_from_fork (arch/x86/kernel/process.c:158) [ 23.245038][ T39] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 23.245041][ T39] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 23.245044][ T39] ? kthread_affine_preferred (kernel/kthread.c:857) [ 23.245047][ T39] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.415652][ T34] softirqs last disabled at (9631): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 24.415654][ T34] Preemption disabled at: | [ 24.415655][ T34] vprintk_emit (kernel/printk/printk.c:2471) | [ 24.415664][ T34] Tainted: [W]=WARN [ 24.415665][ T34] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 24.415666][ T34] Workqueue: events_power_efficient phylink_resolve [ 24.415669][ T34] Call Trace: [ 24.415671][ T34] [ 24.415674][ T34] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 24.415679][ T34] ? vprintk_emit (kernel/printk/printk.c:2471) [ 24.415681][ T34] __might_resched.cold (kernel/sched/core.c:9234) [ 24.415686][ T34] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 24.415690][ T34] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 24.415695][ T34] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 24.415698][ T34] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.415704][ T34] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 24.415707][ T34] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.415710][ T34] put_chars (drivers/char/virtio_console.c:1176) [ 24.415714][ T34] ? __send_to_port (drivers/char/virtio_console.c:654) [ 24.415715][ T34] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 24.415719][ T34] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 24.415722][ T34] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 24.415726][ T34] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 24.415729][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.415731][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.415735][ T34] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 24.415739][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.415741][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.415745][ T34] console_emit_next_record (kernel/printk/printk.c:3183) [ 24.415749][ T34] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 24.415753][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.415755][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.415759][ T34] console_flush_one_record (kernel/printk/printk.c:3268) [ 24.415763][ T34] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 24.415765][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.415770][ T34] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 24.415772][ T34] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 24.415774][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.415776][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18)) [ 24.415780][ T34] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 24.415782][ T34] ? vprintk_emit (kernel/printk/printk.c:2478) [ 24.415785][ T34] vprintk_emit (kernel/printk/printk.c:2479) [ 24.415788][ T34] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 24.415792][ T34] ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55) [ 24.415796][ T34] dev_vprintk_emit (drivers/base/core.c:5000) [ 24.415801][ T34] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 24.415803][ T34] ? write_profile (profile.c:?) [ 24.415808][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.415813][ T34] dev_printk_emit (drivers/base/core.c:5011) [ 24.415815][ T34] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 24.415820][ T34] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 24.415822][ T34] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 24.415828][ T34] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 24.415834][ T34] netdev_printk (net/core/dev.c:13166) [ 24.415836][ T34] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 24.415839][ T34] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 24.415842][ T34] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 24.415845][ T34] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 24.415848][ T34] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 24.415850][ T34] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 24.415854][ T34] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 24.415856][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.415860][ T34] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 24.415864][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.415865][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.415867][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.415869][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.415873][ T34] process_one_work (kernel/workqueue.c:3387) [ 24.415879][ T34] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 24.415881][ T34] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.415889][ T34] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 24.415895][ T34] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 24.415897][ T34] kthread (kernel/kthread.c:436) [ 24.415900][ T34] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.415903][ T34] ? kthread_affine_preferred (kernel/kthread.c:857) [ 24.415906][ T34] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.415909][ T34] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 24.415912][ T34] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.415916][ T34] ? kthread_affine_preferred (kernel/kthread.c:857) [ 24.415918][ T34] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 25.688975][ T507] softirqs last disabled at (0): 0x0 | [ 25.688978][ T507] Preemption disabled at: | [ 25.688979][ T507] vprintk_emit (kernel/printk/printk.c:2471) | [ 25.688988][ T507] Tainted: [W]=WARN [ 25.688988][ T507] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 25.688990][ T507] Workqueue: events_power_efficient phylink_resolve [ 25.688993][ T507] Call Trace: [ 25.688995][ T507] [ 25.688997][ T507] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 25.689003][ T507] ? vprintk_emit (kernel/printk/printk.c:2471) [ 25.689005][ T507] __might_resched.cold (kernel/sched/core.c:9234) [ 25.689014][ T507] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 25.689018][ T507] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 25.689023][ T507] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 25.689026][ T507] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.689032][ T507] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 25.689034][ T507] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.689038][ T507] put_chars (drivers/char/virtio_console.c:1176) [ 25.689041][ T507] ? __send_to_port (drivers/char/virtio_console.c:654) [ 25.689043][ T507] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 25.689046][ T507] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 25.689049][ T507] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 25.689053][ T507] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 25.689056][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.689058][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.689062][ T507] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 25.689066][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.689069][ T507] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.689072][ T507] console_emit_next_record (kernel/printk/printk.c:3183) [ 25.689076][ T507] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 25.689080][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.689083][ T507] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.689086][ T507] console_flush_one_record (kernel/printk/printk.c:3268) [ 25.689090][ T507] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 25.689092][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.689097][ T507] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 25.689100][ T507] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 25.689101][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.689104][ T507] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18)) [ 25.689107][ T507] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 25.689109][ T507] ? vprintk_emit (kernel/printk/printk.c:2478) [ 25.689112][ T507] vprintk_emit (kernel/printk/printk.c:2479) [ 25.689116][ T507] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 25.689118][ T507] ? ww_mutex_trylock (kernel/locking/ww_mutex.h:244 kernel/locking/ww_mutex.h:439 kernel/locking/mutex.c:861) [ 25.689124][ T507] dev_vprintk_emit (drivers/base/core.c:5000) [ 25.689129][ T507] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 25.689131][ T507] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 25.689135][ T507] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 25.689137][ T507] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 25.689143][ T507] dev_printk_emit (drivers/base/core.c:5011) [ 25.689146][ T507] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 25.689153][ T507] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 25.689159][ T507] netdev_printk (net/core/dev.c:13166) [ 25.689161][ T507] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 25.689164][ T507] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 25.689167][ T507] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 25.689171][ T507] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 25.689173][ T507] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 25.689176][ T507] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 25.689180][ T507] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 25.689181][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.689185][ T507] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 25.689189][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.689190][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.689192][ T507] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.689201][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.689205][ T507] process_one_work (kernel/workqueue.c:3387) [ 25.689211][ T507] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 25.689213][ T507] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 25.689221][ T507] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 25.689224][ T507] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 25.689227][ T507] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 25.689230][ T507] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 25.689232][ T507] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 25.689234][ T507] kthread (kernel/kthread.c:436) [ 25.689236][ T507] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 25.689239][ T507] ? kthread_affine_preferred (kernel/kthread.c:857) [ 25.689242][ T507] ret_from_fork (arch/x86/kernel/process.c:158) [ 25.689246][ T507] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 25.689249][ T507] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 25.689252][ T507] ? kthread_affine_preferred (kernel/kthread.c:857) [ 25.689255][ T507] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.812290][ T34] softirqs last disabled at (11274): __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 26.812292][ T34] Preemption disabled at: | [ 26.812293][ T34] vprintk_emit (kernel/printk/printk.c:2471) | [ 26.812302][ T34] Tainted: [W]=WARN [ 26.812302][ T34] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 26.812304][ T34] Workqueue: events_power_efficient phylink_resolve [ 26.812307][ T34] Call Trace: [ 26.812309][ T34] [ 26.812311][ T34] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.812317][ T34] ? vprintk_emit (kernel/printk/printk.c:2471) [ 26.812319][ T34] __might_resched.cold (kernel/sched/core.c:9234) [ 26.812324][ T34] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 26.812328][ T34] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 26.812333][ T34] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 26.812335][ T34] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.812341][ T34] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 26.812344][ T34] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.812348][ T34] put_chars (drivers/char/virtio_console.c:1176) [ 26.812351][ T34] ? __send_to_port (drivers/char/virtio_console.c:654) [ 26.812352][ T34] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 26.812356][ T34] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 26.812359][ T34] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 26.812363][ T34] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 26.812366][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.812368][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.812372][ T34] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 26.812376][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.812379][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.812383][ T34] console_emit_next_record (kernel/printk/printk.c:3183) [ 26.812387][ T34] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 26.812391][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.812393][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.812397][ T34] console_flush_one_record (kernel/printk/printk.c:3268) [ 26.812401][ T34] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 26.812403][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.812408][ T34] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 26.812411][ T34] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 26.812412][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.812415][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18)) [ 26.812418][ T34] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 26.812420][ T34] ? vprintk_emit (kernel/printk/printk.c:2478) [ 26.812423][ T34] vprintk_emit (kernel/printk/printk.c:2479) [ 26.812427][ T34] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 26.812433][ T34] dev_vprintk_emit (drivers/base/core.c:5000) [ 26.812438][ T34] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 26.812440][ T34] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.812443][ T34] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 26.812446][ T34] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 26.812452][ T34] dev_printk_emit (drivers/base/core.c:5011) [ 26.812455][ T34] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 26.812462][ T34] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 26.812468][ T34] netdev_printk (net/core/dev.c:13166) [ 26.812471][ T34] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 26.812473][ T34] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 26.812477][ T34] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 26.812480][ T34] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 26.812483][ T34] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 26.812485][ T34] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 26.812489][ T34] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 26.812491][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.812495][ T34] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 26.812499][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.812500][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.812502][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.812504][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.812508][ T34] process_one_work (kernel/workqueue.c:3387) [ 26.812515][ T34] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 26.812517][ T34] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 26.812525][ T34] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 26.812532][ T34] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 26.812534][ T34] kthread (kernel/kthread.c:436) [ 26.812536][ T34] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.812539][ T34] ? kthread_affine_preferred (kernel/kthread.c:857) [ 26.812542][ T34] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.812546][ T34] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 26.812549][ T34] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.812552][ T34] ? kthread_affine_preferred (kernel/kthread.c:857) [ 26.812555][ T34] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 27.946849][ T34] softirqs last disabled at (11791): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 27.946851][ T34] Preemption disabled at: | [ 27.946852][ T34] vprintk_emit (kernel/printk/printk.c:2471) | [ 27.946861][ T34] Tainted: [W]=WARN [ 27.946862][ T34] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 27.946864][ T34] Workqueue: events_power_efficient phylink_resolve [ 27.946867][ T34] Call Trace: [ 27.946869][ T34] [ 27.946871][ T34] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 27.946876][ T34] ? vprintk_emit (kernel/printk/printk.c:2471) [ 27.946879][ T34] __might_resched.cold (kernel/sched/core.c:9234) [ 27.946883][ T34] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 27.946887][ T34] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 27.946893][ T34] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 27.946895][ T34] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.946901][ T34] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 27.946904][ T34] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.946908][ T34] put_chars (drivers/char/virtio_console.c:1176) [ 27.946911][ T34] ? __send_to_port (drivers/char/virtio_console.c:654) [ 27.946913][ T34] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 27.946917][ T34] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 27.946920][ T34] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 27.946924][ T34] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 27.946928][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.946929][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.946934][ T34] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 27.946938][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.946940][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.946944][ T34] console_emit_next_record (kernel/printk/printk.c:3183) [ 27.946948][ T34] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 27.946953][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.946955][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.946959][ T34] console_flush_one_record (kernel/printk/printk.c:3268) [ 27.946963][ T34] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 27.946965][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.946970][ T34] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 27.946973][ T34] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 27.946975][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.946977][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18)) [ 27.946981][ T34] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 27.946983][ T34] ? vprintk_emit (kernel/printk/printk.c:2478) [ 27.946986][ T34] vprintk_emit (kernel/printk/printk.c:2479) [ 27.946991][ T34] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 27.946997][ T34] dev_vprintk_emit (drivers/base/core.c:5000) [ 27.947002][ T34] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 27.947004][ T34] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.947008][ T34] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 27.947015][ T34] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 27.947022][ T34] dev_printk_emit (drivers/base/core.c:5011) [ 27.947025][ T34] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 27.947032][ T34] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 27.947038][ T34] netdev_printk (net/core/dev.c:13166) [ 27.947041][ T34] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 27.947043][ T34] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 27.947047][ T34] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 27.947050][ T34] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 27.947053][ T34] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 27.947056][ T34] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 27.947060][ T34] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 27.947061][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.947065][ T34] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 27.947069][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.947071][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.947073][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.947075][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.947079][ T34] process_one_work (kernel/workqueue.c:3387) [ 27.947085][ T34] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 27.947088][ T34] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 27.947095][ T34] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 27.947102][ T34] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 27.947104][ T34] kthread (kernel/kthread.c:436) [ 27.947107][ T34] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 27.947110][ T34] ? kthread_affine_preferred (kernel/kthread.c:857) [ 27.947113][ T34] ret_from_fork (arch/x86/kernel/process.c:158) [ 27.947117][ T34] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 27.947120][ T34] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 27.947123][ T34] ? kthread_affine_preferred (kernel/kthread.c:857) [ 27.947126][ T34] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.167642][ T453] softirqs last disabled at (606): __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 29.167644][ T453] Preemption disabled at: | [ 29.167644][ T453] vprintk_emit (kernel/printk/printk.c:2471) | [ 29.167654][ T453] Tainted: [W]=WARN [ 29.167654][ T453] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 29.167656][ T453] Workqueue: events_power_efficient phylink_resolve [ 29.167659][ T453] Call Trace: [ 29.167662][ T453] [ 29.167664][ T453] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 29.167669][ T453] ? vprintk_emit (kernel/printk/printk.c:2471) [ 29.167672][ T453] __might_resched.cold (kernel/sched/core.c:9234) [ 29.167676][ T453] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 29.167681][ T453] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 29.167686][ T453] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 29.167688][ T453] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.167694][ T453] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 29.167697][ T453] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.167701][ T453] put_chars (drivers/char/virtio_console.c:1176) [ 29.167704][ T453] ? __send_to_port (drivers/char/virtio_console.c:654) [ 29.167706][ T453] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 29.167710][ T453] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 29.167712][ T453] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 29.167716][ T453] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 29.167720][ T453] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.167722][ T453] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.167727][ T453] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 29.167730][ T453] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.167733][ T453] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.167738][ T453] console_emit_next_record (kernel/printk/printk.c:3183) [ 29.167742][ T453] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 29.167746][ T453] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.167749][ T453] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.167753][ T453] console_flush_one_record (kernel/printk/printk.c:3268) [ 29.167758][ T453] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 29.167760][ T453] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.167766][ T453] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 29.167769][ T453] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 29.167771][ T453] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.167774][ T453] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18)) [ 29.167779][ T453] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 29.167780][ T453] ? vprintk_emit (kernel/printk/printk.c:2478) [ 29.167784][ T453] vprintk_emit (kernel/printk/printk.c:2479) [ 29.167789][ T453] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 29.167796][ T453] dev_vprintk_emit (drivers/base/core.c:5000) [ 29.167803][ T453] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 29.167805][ T453] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 29.167811][ T453] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 29.167815][ T453] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 29.167824][ T453] dev_printk_emit (drivers/base/core.c:5011) [ 29.167828][ T453] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 29.167840][ T453] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 29.167847][ T453] netdev_printk (net/core/dev.c:13166) [ 29.167850][ T453] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 29.167853][ T453] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 29.167858][ T453] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 29.167861][ T453] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 29.167864][ T453] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 29.167867][ T453] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 29.167872][ T453] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 29.167874][ T453] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.167879][ T453] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 29.167884][ T453] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.167886][ T453] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.167889][ T453] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.167891][ T453] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.167895][ T453] process_one_work (kernel/workqueue.c:3387) [ 29.167903][ T453] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 29.167907][ T453] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 29.167916][ T453] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 29.167921][ T453] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 29.167923][ T453] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 29.167926][ T453] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 29.167929][ T453] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 29.167931][ T453] kthread (kernel/kthread.c:436) [ 29.167933][ T453] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.167936][ T453] ? kthread_affine_preferred (kernel/kthread.c:857) [ 29.167939][ T453] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.167944][ T453] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 29.167948][ T453] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.167951][ T453] ? kthread_affine_preferred (kernel/kthread.c:857) [ 29.167954][ T453] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 30.542801][ T103] softirqs last disabled at (0): 0x0 | [ 30.542805][ T103] Preemption disabled at: | [ 30.542805][ T103] vprintk_emit (kernel/printk/printk.c:2471) | [ 30.542815][ T103] Tainted: [W]=WARN [ 30.542815][ T103] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 30.542817][ T103] Workqueue: events_power_efficient phylink_resolve [ 30.542820][ T103] Call Trace: [ 30.542822][ T103] [ 30.542824][ T103] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.542830][ T103] ? vprintk_emit (kernel/printk/printk.c:2471) [ 30.542832][ T103] __might_resched.cold (kernel/sched/core.c:9234) [ 30.542837][ T103] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.542840][ T103] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 30.542845][ T103] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 30.542848][ T103] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.542854][ T103] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 30.542856][ T103] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.542860][ T103] put_chars (drivers/char/virtio_console.c:1176) [ 30.542863][ T103] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.542865][ T103] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 30.542868][ T103] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.542871][ T103] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 30.542875][ T103] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.542879][ T103] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.542880][ T103] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.542885][ T103] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.542888][ T103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.542891][ T103] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.542895][ T103] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.542899][ T103] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.542903][ T103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.542905][ T103] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.542909][ T103] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.542913][ T103] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.542915][ T103] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.542920][ T103] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.542923][ T103] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.542924][ T103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.542926][ T103] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18)) [ 30.542930][ T103] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.542932][ T103] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.542935][ T103] vprintk_emit (kernel/printk/printk.c:2479) [ 30.542939][ T103] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.542944][ T103] dev_vprintk_emit (drivers/base/core.c:5000) [ 30.542949][ T103] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 30.542951][ T103] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.542955][ T103] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 30.542957][ T103] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 30.542964][ T103] dev_printk_emit (drivers/base/core.c:5011) [ 30.542966][ T103] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 30.542974][ T103] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 30.542980][ T103] netdev_printk (net/core/dev.c:13166) [ 30.542982][ T103] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 30.542985][ T103] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 30.542988][ T103] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 30.542992][ T103] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 30.542995][ T103] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 30.542997][ T103] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 30.543001][ T103] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 30.543003][ T103] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.543006][ T103] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 30.543015][ T103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.543016][ T103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.543018][ T103] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.543020][ T103] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.543024][ T103] process_one_work (kernel/workqueue.c:3387) [ 30.543030][ T103] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 30.543033][ T103] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.543040][ T103] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 30.543044][ T103] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 30.543046][ T103] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 30.543049][ T103] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 30.543052][ T103] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 30.543053][ T103] kthread (kernel/kthread.c:436) [ 30.543055][ T103] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 30.543059][ T103] ? kthread_affine_preferred (kernel/kthread.c:857) [ 30.543061][ T103] ret_from_fork (arch/x86/kernel/process.c:158) [ 30.543065][ T103] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 30.543068][ T103] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 30.543071][ T103] ? kthread_affine_preferred (kernel/kthread.c:857) [ 30.543074][ T103] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.715447][ T34] softirqs last disabled at (17028): neigh_managed_work (./include/linux/spinlock.h:353 net/core/neighbour.c:1664) | [ 31.715451][ T34] Preemption disabled at: | [ 31.715452][ T34] vprintk_emit (kernel/printk/printk.c:2471) | [ 31.715460][ T34] Tainted: [W]=WARN [ 31.715461][ T34] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 31.715463][ T34] Workqueue: events_power_efficient phylink_resolve [ 31.715466][ T34] Call Trace: [ 31.715468][ T34] [ 31.715470][ T34] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.715476][ T34] ? vprintk_emit (kernel/printk/printk.c:2471) [ 31.715478][ T34] __might_resched.cold (kernel/sched/core.c:9234) [ 31.715483][ T34] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.715487][ T34] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 31.715492][ T34] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 31.715495][ T34] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.715500][ T34] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 31.715503][ T34] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.715507][ T34] put_chars (drivers/char/virtio_console.c:1176) [ 31.715510][ T34] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.715512][ T34] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 31.715515][ T34] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 31.715518][ T34] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 31.715522][ T34] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.715526][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.715527][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.715532][ T34] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.715535][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.715538][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.715542][ T34] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.715546][ T34] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.715550][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.715553][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.715557][ T34] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.715561][ T34] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.715562][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.715568][ T34] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.715570][ T34] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.715572][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.715574][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18)) [ 31.715578][ T34] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.715579][ T34] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.715583][ T34] vprintk_emit (kernel/printk/printk.c:2479) [ 31.715586][ T34] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.715592][ T34] dev_vprintk_emit (drivers/base/core.c:5000) [ 31.715598][ T34] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 31.715602][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.715607][ T34] dev_printk_emit (drivers/base/core.c:5011) [ 31.715610][ T34] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 31.715613][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.715615][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.715616][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.715618][ T34] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 31.715622][ T34] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 31.715627][ T34] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 31.715633][ T34] netdev_printk (net/core/dev.c:13166) [ 31.715635][ T34] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 31.715639][ T34] ? linkwatch_urgent_event (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/netdevice.h:4084 net/core/link_watch.c:111) [ 31.715641][ T34] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.715642][ T34] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 31.715645][ T34] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 31.715648][ T34] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 31.715650][ T34] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 31.715654][ T34] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 31.715656][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.715659][ T34] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 31.715664][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.715665][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.715667][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.715669][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.715673][ T34] process_one_work (kernel/workqueue.c:3387) [ 31.715679][ T34] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 31.715682][ T34] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 31.715689][ T34] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 31.715697][ T34] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 31.715699][ T34] kthread (kernel/kthread.c:436) [ 31.715701][ T34] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.715705][ T34] ? kthread_affine_preferred (kernel/kthread.c:857) [ 31.715707][ T34] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.715711][ T34] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 31.715714][ T34] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.715718][ T34] ? kthread_affine_preferred (kernel/kthread.c:857) [ 31.715720][ T34] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 32.802582][ T80] softirqs last disabled at (50): srcu_invoke_callbacks (./include/linux/bottom_half.h:20 (discriminator 2) kernel/rcu/srcutree.c:1897 (discriminator 2)) | [ 32.802584][ T80] Preemption disabled at: | [ 32.802585][ T80] vprintk_emit (kernel/printk/printk.c:2471) | [ 32.802594][ T80] Tainted: [W]=WARN [ 32.802594][ T80] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 32.802596][ T80] Workqueue: events_power_efficient phylink_resolve [ 32.802599][ T80] Call Trace: [ 32.802601][ T80] [ 32.802603][ T80] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.802609][ T80] ? vprintk_emit (kernel/printk/printk.c:2471) [ 32.802611][ T80] __might_resched.cold (kernel/sched/core.c:9234) [ 32.802615][ T80] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.802619][ T80] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 32.802624][ T80] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 32.802626][ T80] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.802632][ T80] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 32.802635][ T80] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.802638][ T80] put_chars (drivers/char/virtio_console.c:1176) [ 32.802642][ T80] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.802644][ T80] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 32.802647][ T80] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.802649][ T80] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 32.802653][ T80] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.802657][ T80] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.802659][ T80] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.802663][ T80] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.802667][ T80] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.802669][ T80] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.802673][ T80] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.802677][ T80] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.802682][ T80] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.802684][ T80] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.802688][ T80] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.802692][ T80] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.802694][ T80] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.802699][ T80] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.802702][ T80] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.802703][ T80] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.802706][ T80] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18)) [ 32.802709][ T80] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.802711][ T80] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.802714][ T80] vprintk_emit (kernel/printk/printk.c:2479) [ 32.802718][ T80] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.802720][ T80] ? write_profile (profile.c:?) [ 32.802726][ T80] dev_vprintk_emit (drivers/base/core.c:5000) [ 32.802731][ T80] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 32.802736][ T80] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.802740][ T80] dev_printk_emit (drivers/base/core.c:5011) [ 32.802743][ T80] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 32.802746][ T80] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.802748][ T80] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.802749][ T80] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.802751][ T80] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 32.802755][ T80] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 32.802760][ T80] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 32.802766][ T80] netdev_printk (net/core/dev.c:13166) [ 32.802768][ T80] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 32.802772][ T80] ? linkwatch_urgent_event (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/netdevice.h:4084 net/core/link_watch.c:111) [ 32.802775][ T80] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.802777][ T80] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 32.802779][ T80] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 32.802783][ T80] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.802785][ T80] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 32.802789][ T80] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 32.802791][ T80] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.802795][ T80] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 32.802799][ T80] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.802800][ T80] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.802802][ T80] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.802804][ T80] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.802808][ T80] process_one_work (kernel/workqueue.c:3387) [ 32.802815][ T80] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 32.802817][ T80] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.802825][ T80] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 32.802829][ T80] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 32.802831][ T80] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 32.802834][ T80] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 32.802836][ T80] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 32.802838][ T80] kthread (kernel/kthread.c:436) [ 32.802840][ T80] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 32.802843][ T80] ? kthread_affine_preferred (kernel/kthread.c:857) [ 32.802846][ T80] ret_from_fork (arch/x86/kernel/process.c:158) [ 32.802850][ T80] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 32.802853][ T80] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 32.802856][ T80] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __dev_queue_xmit:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars neigh_managed_work:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars srcu_invoke_callbacks:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars