====================================== | [ 26.904319][ T81] softirqs last disabled at (52): srcu_invoke_callbacks (./include/linux/bottom_half.h:20 (discriminator 2) kernel/rcu/srcutree.c:1897 (discriminator 2)) | [ 26.904322][ T81] Preemption disabled at: | [ 26.904322][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 26.904332][ T81] Tainted: [W]=WARN [ 26.904333][ T81] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 26.904335][ T81] Workqueue: events_power_efficient phylink_resolve [ 26.904339][ T81] Call Trace: [ 26.904341][ T81] [ 26.904343][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.904348][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 26.904351][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 26.904356][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 26.904360][ T81] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 26.904365][ T81] __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)) [ 26.904368][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.904374][ T81] ? 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) [ 26.904377][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.904381][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 26.904384][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 26.904386][ T81] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 26.904390][ T81] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 26.904392][ T81] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 26.904397][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 26.904400][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.904402][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.904407][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 26.904411][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.904414][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.904418][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 26.904422][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 26.904427][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.904429][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.904433][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 26.904438][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 26.904439][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.904445][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 26.904448][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 26.904450][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.904452][ T81] ? 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)) [ 26.904456][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 26.904458][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 26.904461][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 26.904465][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 26.904468][ T81] ? wakeup_preempt_fair (kernel/sched/fair.c:1142 kernel/sched/fair.c:10033) [ 26.904473][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 26.904479][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 26.904485][ T81] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 26.904489][ T81] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 26.904494][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 26.904496][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 26.904499][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 26.904503][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.904508][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 26.904514][ T81] netdev_printk (net/core/dev.c:13166) [ 26.904517][ T81] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 26.904520][ T81] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 26.904523][ T81] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 26.904527][ T81] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 26.904530][ T81] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 26.904532][ T81] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 26.904537][ T81] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 26.904538][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.904542][ T81] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 26.904547][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.904549][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.904551][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.904552][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.904557][ T81] process_one_work (kernel/workqueue.c:3387) [ 26.904563][ T81] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 26.904566][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 26.904574][ T81] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 26.904579][ T81] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 26.904581][ T81] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 26.904584][ T81] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 26.904587][ T81] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 26.904589][ T81] kthread (kernel/kthread.c:436) [ 26.904591][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.904594][ T81] ? kthread_affine_preferred (kernel/kthread.c:857) [ 26.904597][ T81] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.904601][ T81] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 26.904605][ T81] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.904608][ T81] ? kthread_affine_preferred (kernel/kthread.c:857) [ 26.904611][ T81] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 30.657399][ T108] softirqs last disabled at (0): 0x0 | [ 30.657405][ T108] Preemption disabled at: | [ 30.657406][ T108] vprintk_emit (kernel/printk/printk.c:2471) | [ 30.657419][ T108] Tainted: [W]=WARN [ 30.657421][ T108] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 30.657423][ T108] Workqueue: events_power_efficient phylink_resolve [ 30.657428][ T108] Call Trace: [ 30.657432][ T108] [ 30.657435][ T108] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.657443][ T108] ? vprintk_emit (kernel/printk/printk.c:2471) [ 30.657446][ T108] __might_resched.cold (kernel/sched/core.c:9234) [ 30.657453][ T108] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.657459][ T108] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 30.657474][ T108] __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)) [ 30.657482][ T108] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.657496][ T108] ? 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) [ 30.657501][ T108] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.657507][ T108] put_chars (drivers/char/virtio_console.c:1176) [ 30.657512][ T108] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.657515][ T108] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 30.657521][ T108] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.657525][ T108] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 30.657534][ T108] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.657545][ T108] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.657550][ T108] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.657563][ T108] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.657570][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.657574][ T108] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.657581][ T108] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.657590][ T108] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.657603][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.657612][ T108] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.657621][ T108] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.657629][ T108] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.657631][ T108] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.657640][ T108] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.657648][ T108] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.657654][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.657663][ T108] ? 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)) [ 30.657674][ T108] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.657678][ T108] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.657697][ T108] vprintk_emit (kernel/printk/printk.c:2479) [ 30.657704][ T108] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.657709][ T108] ? wakeup_preempt_fair (kernel/sched/fair.c:1142 kernel/sched/fair.c:10033) [ 30.657718][ T108] dev_vprintk_emit (drivers/base/core.c:5000) [ 30.657726][ T108] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 30.657737][ T108] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 30.657747][ T108] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 30.657762][ T108] dev_printk_emit (drivers/base/core.c:5011) [ 30.657769][ T108] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 30.657775][ T108] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.657780][ T108] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.657788][ T108] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 30.657798][ T108] netdev_printk (net/core/dev.c:13166) [ 30.657804][ T108] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 30.657812][ T108] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 30.657824][ T108] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 30.657833][ T108] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 30.657838][ T108] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 30.657844][ T108] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 30.657854][ T108] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 30.657858][ T108] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.657867][ T108] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 30.657880][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.657887][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.657894][ T108] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.657898][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.657904][ T108] process_one_work (kernel/workqueue.c:3387) [ 30.657916][ T108] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 30.657921][ T108] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.657940][ T108] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 30.657953][ T108] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 30.657959][ T108] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 30.657964][ T108] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 30.657969][ T108] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 30.657972][ T108] kthread (kernel/kthread.c:436) [ 30.657975][ T108] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 30.657980][ T108] ? kthread_affine_preferred (kernel/kthread.c:857) [ 30.657984][ T108] ret_from_fork (arch/x86/kernel/process.c:158) [ 30.657990][ T108] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 30.657995][ T108] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 30.658000][ T108] ? kthread_affine_preferred (kernel/kthread.c:857) [ 30.658007][ T108] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.993172][ T108] softirqs last disabled at (999): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 31.993176][ T108] Preemption disabled at: | [ 31.993177][ T108] vprintk_emit (kernel/printk/printk.c:2471) | [ 31.993196][ T108] Tainted: [W]=WARN [ 31.993198][ T108] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 31.993202][ T108] Workqueue: events_power_efficient phylink_resolve [ 31.993209][ T108] Call Trace: [ 31.993213][ T108] [ 31.993216][ T108] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.993224][ T108] ? vprintk_emit (kernel/printk/printk.c:2471) [ 31.993227][ T108] __might_resched.cold (kernel/sched/core.c:9234) [ 31.993234][ T108] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.993240][ T108] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 31.993250][ T108] __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)) [ 31.993260][ T108] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.993275][ T108] ? 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) [ 31.993281][ T108] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.993288][ T108] put_chars (drivers/char/virtio_console.c:1176) [ 31.993293][ T108] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.993296][ T108] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 31.993302][ T108] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 31.993308][ T108] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 31.993321][ T108] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.993331][ T108] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.993336][ T108] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.993344][ T108] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.993350][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.993355][ T108] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.993361][ T108] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.993372][ T108] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.993387][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.993394][ T108] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.993402][ T108] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.993409][ T108] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.993412][ T108] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.993423][ T108] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.993431][ T108] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.993438][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.993445][ T108] ? 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)) [ 31.993455][ T108] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.993458][ T108] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.993464][ T108] vprintk_emit (kernel/printk/printk.c:2479) [ 31.993470][ T108] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.993476][ T108] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.993485][ T108] dev_vprintk_emit (drivers/base/core.c:5000) [ 31.993500][ T108] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 31.993514][ T108] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 31.993519][ T108] ? __schedule (kernel/sched/core.c:7277) [ 31.993528][ T108] dev_printk_emit (drivers/base/core.c:5011) [ 31.993532][ T108] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 31.993535][ T108] ? io_schedule_timeout (kernel/sched/core.c:8159 (discriminator 1)) [ 31.993548][ T108] ? preempt_schedule_irq (kernel/sched/core.c:7591) [ 31.993556][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.993562][ T108] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 31.993571][ T108] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 31.993581][ T108] netdev_printk (net/core/dev.c:13166) [ 31.993585][ T108] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 31.993593][ T108] ? queue_delayed_work_on (kernel/workqueue.c:2675) [ 31.993600][ T108] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 31.993610][ T108] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 31.993623][ T108] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 31.993629][ T108] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.993636][ T108] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 31.993643][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.993646][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.993649][ T108] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.993653][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.993667][ T108] process_one_work (kernel/workqueue.c:3387) [ 31.993689][ T108] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 31.993698][ T108] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 31.993721][ T108] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 31.993734][ T108] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 31.993744][ T108] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 31.993750][ T108] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 31.993754][ T108] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 31.993758][ T108] kthread (kernel/kthread.c:436) [ 31.993761][ T108] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.993766][ T108] ? kthread_affine_preferred (kernel/kthread.c:857) [ 31.993770][ T108] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.993777][ T108] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 31.993782][ T108] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.993787][ T108] ? kthread_affine_preferred (kernel/kthread.c:857) [ 31.993792][ T108] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 33.661372][ T81] softirqs last disabled at (617): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 33.661374][ T81] Preemption disabled at: | [ 33.661375][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 33.661385][ T81] Tainted: [W]=WARN [ 33.661386][ T81] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 33.661388][ T81] Workqueue: events_power_efficient phylink_resolve [ 33.661391][ T81] Call Trace: [ 33.661393][ T81] [ 33.661395][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.661401][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 33.661403][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 33.661408][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.661412][ T81] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 33.661418][ T81] __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)) [ 33.661420][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.661426][ T81] ? 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) [ 33.661429][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.661433][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 33.661436][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.661438][ T81] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 33.661442][ T81] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 33.661444][ T81] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 33.661449][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.661452][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.661454][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.661459][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.661463][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.661466][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.661470][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.661474][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.661478][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.661481][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.661485][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.661489][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.661491][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.661497][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.661500][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.661502][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.661504][ T81] ? 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)) [ 33.661508][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.661510][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.661513][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 33.661517][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.661524][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 33.661529][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 33.661531][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 33.661535][ T81] ? 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) [ 33.661537][ T81] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 33.661544][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 33.661547][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 33.661555][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 33.661562][ T81] netdev_printk (net/core/dev.c:13166) [ 33.661564][ T81] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 33.661567][ T81] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 33.661571][ T81] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 33.661575][ T81] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 33.661578][ T81] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 33.661580][ T81] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 33.661584][ T81] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 33.661586][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.661590][ T81] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 33.661594][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.661596][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.661598][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.661600][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.661604][ T81] process_one_work (kernel/workqueue.c:3387) [ 33.661611][ T81] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 33.661614][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 33.661622][ T81] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 33.661626][ T81] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 33.661628][ T81] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 33.661631][ T81] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 33.661634][ T81] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 33.661637][ T81] kthread (kernel/kthread.c:436) [ 33.661639][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.661642][ T81] ? kthread_affine_preferred (kernel/kthread.c:857) [ 33.661645][ T81] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.661649][ T81] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 33.661652][ T81] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.661656][ T81] ? kthread_affine_preferred (kernel/kthread.c:857) [ 33.661658][ T81] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 35.934565][ T108] softirqs last disabled at (1683): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 35.934572][ T108] Preemption disabled at: | [ 35.934574][ T108] vprintk_emit (kernel/printk/printk.c:2471) | [ 35.934590][ T108] Tainted: [W]=WARN [ 35.934592][ T108] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 35.934594][ T108] Workqueue: events_power_efficient phylink_resolve [ 35.934600][ T108] Call Trace: [ 35.934603][ T108] [ 35.934607][ T108] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 35.934618][ T108] ? vprintk_emit (kernel/printk/printk.c:2471) [ 35.934627][ T108] __might_resched.cold (kernel/sched/core.c:9234) [ 35.934639][ T108] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 35.934648][ T108] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 35.934656][ T108] __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)) [ 35.934660][ T108] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.934669][ T108] ? 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) [ 35.934673][ T108] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.934692][ T108] put_chars (drivers/char/virtio_console.c:1176) [ 35.934704][ T108] ? __send_to_port (drivers/char/virtio_console.c:654) [ 35.934707][ T108] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 35.934713][ T108] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 35.934717][ T108] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 35.934724][ T108] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 35.934730][ T108] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.934732][ T108] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.934748][ T108] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 35.934754][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.934758][ T108] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.934765][ T108] console_emit_next_record (kernel/printk/printk.c:3183) [ 35.934773][ T108] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 35.934786][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.934795][ T108] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.934806][ T108] console_flush_one_record (kernel/printk/printk.c:3268) [ 35.934813][ T108] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 35.934816][ T108] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.934825][ T108] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 35.934829][ T108] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 35.934836][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.934844][ T108] ? 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)) [ 35.934859][ T108] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 35.934864][ T108] ? vprintk_emit (kernel/printk/printk.c:2478) [ 35.934870][ T108] vprintk_emit (kernel/printk/printk.c:2479) [ 35.934876][ T108] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 35.934881][ T108] ? wakeup_preempt_fair (kernel/sched/fair.c:1142 kernel/sched/fair.c:10033) [ 35.934890][ T108] dev_vprintk_emit (drivers/base/core.c:5000) [ 35.934906][ T108] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 35.934919][ T108] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 35.934928][ T108] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 35.934935][ T108] dev_printk_emit (drivers/base/core.c:5011) [ 35.934940][ T108] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 35.934944][ T108] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 35.934952][ T108] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 35.934965][ T108] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 35.934982][ T108] netdev_printk (net/core/dev.c:13166) [ 35.934987][ T108] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 35.934991][ T108] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 35.934998][ T108] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 35.935003][ T108] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 35.935007][ T108] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 35.935011][ T108] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 35.935017][ T108] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 35.935020][ T108] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.935026][ T108] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 35.935035][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.935041][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.935048][ T108] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.935053][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.935065][ T108] process_one_work (kernel/workqueue.c:3387) [ 35.935077][ T108] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 35.935082][ T108] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 35.935097][ T108] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 35.935110][ T108] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 35.935119][ T108] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 35.935127][ T108] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 35.935132][ T108] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 35.935135][ T108] kthread (kernel/kthread.c:436) [ 35.935138][ T108] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.935143][ T108] ? kthread_affine_preferred (kernel/kthread.c:857) [ 35.935147][ T108] ret_from_fork (arch/x86/kernel/process.c:158) [ 35.935153][ T108] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 35.935161][ T108] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 35.935171][ T108] ? kthread_affine_preferred (kernel/kthread.c:857) [ 35.935179][ T108] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 37.514013][ T81] softirqs last disabled at (4055): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 37.514016][ T81] Preemption disabled at: | [ 37.514017][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 37.514030][ T81] Tainted: [W]=WARN [ 37.514031][ T81] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 37.514035][ T81] Workqueue: events_power_efficient phylink_resolve [ 37.514039][ T81] Call Trace: [ 37.514042][ T81] [ 37.514046][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 37.514053][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 37.514057][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 37.514063][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 37.514069][ T81] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 37.514077][ T81] __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)) [ 37.514082][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.514091][ T81] ? 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) [ 37.514095][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.514101][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 37.514107][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 37.514109][ T81] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 37.514116][ T81] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 37.514120][ T81] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 37.514127][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 37.514132][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.514134][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.514143][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 37.514150][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.514154][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.514162][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 37.514168][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 37.514177][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.514180][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.514188][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 37.514196][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 37.514198][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.514208][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 37.514213][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 37.514216][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.514219][ T81] ? 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)) [ 37.514226][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 37.514229][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 37.514235][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 37.514242][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 37.514253][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 37.514261][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 37.514264][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 37.514271][ T81] ? 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) [ 37.514276][ T81] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 37.514286][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 37.514290][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 37.514305][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 37.514315][ T81] netdev_printk (net/core/dev.c:13166) [ 37.514320][ T81] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 37.514324][ T81] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 37.514331][ T81] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 37.514336][ T81] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 37.514340][ T81] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 37.514345][ T81] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 37.514353][ T81] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 37.514356][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.514363][ T81] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 37.514370][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.514373][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.514376][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.514379][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.514386][ T81] process_one_work (kernel/workqueue.c:3387) [ 37.514399][ T81] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 37.514404][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 37.514419][ T81] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 37.514426][ T81] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 37.514429][ T81] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 37.514434][ T81] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 37.514439][ T81] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 37.514442][ T81] kthread (kernel/kthread.c:436) [ 37.514445][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 37.514450][ T81] ? kthread_affine_preferred (kernel/kthread.c:857) [ 37.514455][ T81] ret_from_fork (arch/x86/kernel/process.c:158) [ 37.514461][ T81] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 37.514467][ T81] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 37.514472][ T81] ? kthread_affine_preferred (kernel/kthread.c:857) [ 37.514476][ T81] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.351483][ T108] softirqs last disabled at (3687): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 39.351490][ T108] Preemption disabled at: | [ 39.351492][ T108] vprintk_emit (kernel/printk/printk.c:2471) | [ 39.351506][ T108] Tainted: [W]=WARN [ 39.351507][ T108] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 39.351510][ T108] Workqueue: events_power_efficient phylink_resolve [ 39.351515][ T108] Call Trace: [ 39.351518][ T108] [ 39.351521][ T108] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 39.351529][ T108] ? vprintk_emit (kernel/printk/printk.c:2471) [ 39.351532][ T108] __might_resched.cold (kernel/sched/core.c:9234) [ 39.351539][ T108] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 39.351544][ T108] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 39.351555][ T108] __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)) [ 39.351564][ T108] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.351579][ T108] ? 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) [ 39.351586][ T108] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.351593][ T108] put_chars (drivers/char/virtio_console.c:1176) [ 39.351598][ T108] ? __send_to_port (drivers/char/virtio_console.c:654) [ 39.351601][ T108] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 39.351606][ T108] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 39.351610][ T108] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 39.351625][ T108] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 39.351635][ T108] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.351641][ T108] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.351650][ T108] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 39.351656][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.351660][ T108] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.351667][ T108] console_emit_next_record (kernel/printk/printk.c:3183) [ 39.351675][ T108] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 39.351694][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.351704][ T108] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.351711][ T108] console_flush_one_record (kernel/printk/printk.c:3268) [ 39.351718][ T108] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 39.351721][ T108] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.351730][ T108] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 39.351735][ T108] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 39.351738][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.351741][ T108] ? 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)) [ 39.351747][ T108] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 39.351750][ T108] ? vprintk_emit (kernel/printk/printk.c:2478) [ 39.351756][ T108] vprintk_emit (kernel/printk/printk.c:2479) [ 39.351774][ T108] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 39.351792][ T108] dev_vprintk_emit (drivers/base/core.c:5000) [ 39.351803][ T108] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 39.351806][ T108] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 39.351812][ T108] ? 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) [ 39.351816][ T108] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 39.351826][ T108] dev_printk_emit (drivers/base/core.c:5011) [ 39.351830][ T108] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 39.351845][ T108] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 39.351865][ T108] netdev_printk (net/core/dev.c:13166) [ 39.351872][ T108] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 39.351877][ T108] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 39.351883][ T108] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 39.351887][ T108] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 39.351891][ T108] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 39.351895][ T108] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 39.351906][ T108] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 39.351914][ T108] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.351925][ T108] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 39.351935][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.351938][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.351941][ T108] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.351944][ T108] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.351951][ T108] process_one_work (kernel/workqueue.c:3387) [ 39.351964][ T108] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 39.351975][ T108] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 39.351993][ T108] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 39.352002][ T108] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.352006][ T108] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 39.352011][ T108] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.352015][ T108] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.352024][ T108] kthread (kernel/kthread.c:436) [ 39.352029][ T108] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.352038][ T108] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.352049][ T108] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.352055][ T108] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 39.352061][ T108] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.352066][ T108] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.352070][ T108] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.351749][ T385] softirqs last disabled at (21701): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 40.351752][ T385] Preemption disabled at: | [ 40.351753][ T385] vprintk_emit (kernel/printk/printk.c:2471) | [ 40.351767][ T385] Tainted: [W]=WARN [ 40.351768][ T385] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 40.351771][ T385] Workqueue: events_power_efficient phylink_resolve [ 40.351782][ T385] Call Trace: [ 40.351784][ T385] [ 40.351788][ T385] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 40.351796][ T385] ? vprintk_emit (kernel/printk/printk.c:2471) [ 40.351799][ T385] __might_resched.cold (kernel/sched/core.c:9234) [ 40.351806][ T385] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.351812][ T385] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 40.351821][ T385] __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)) [ 40.351825][ T385] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.351835][ T385] ? 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) [ 40.351839][ T385] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.351846][ T385] put_chars (drivers/char/virtio_console.c:1176) [ 40.351851][ T385] ? __send_to_port (drivers/char/virtio_console.c:654) [ 40.351854][ T385] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 40.351860][ T385] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 40.351864][ T385] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 40.351872][ T385] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 40.351877][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.351880][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.351889][ T385] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 40.351896][ T385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.351901][ T385] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.351908][ T385] console_emit_next_record (kernel/printk/printk.c:3183) [ 40.351915][ T385] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 40.351923][ T385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.351927][ T385] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.351935][ T385] console_flush_one_record (kernel/printk/printk.c:3268) [ 40.351943][ T385] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 40.351945][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.351956][ T385] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 40.351961][ T385] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 40.351964][ T385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.351967][ T385] ? 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)) [ 40.351975][ T385] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 40.351977][ T385] ? vprintk_emit (kernel/printk/printk.c:2478) [ 40.351983][ T385] vprintk_emit (kernel/printk/printk.c:2479) [ 40.351990][ T385] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 40.352002][ T385] dev_vprintk_emit (drivers/base/core.c:5000) [ 40.352009][ T385] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 40.352017][ T385] ? __virt_addr_valid (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:971 (discriminator 2) ./include/linux/mmzone.h:2286 (discriminator 2) arch/x86/mm/physaddr.c:54 (discriminator 2)) [ 40.352021][ T385] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.352024][ T385] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.352033][ T385] dev_printk_emit (drivers/base/core.c:5011) [ 40.352037][ T385] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 40.352053][ T385] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 40.352063][ T385] netdev_printk (net/core/dev.c:13166) [ 40.352067][ T385] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 40.352071][ T385] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 40.352076][ T385] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 40.352085][ T385] ? phylink_link_up.isra.0 (drivers/net/phy/phylink.c:1589 (discriminator 3)) [ 40.352095][ T385] phylink_resolve (drivers/net/phy/phylink.c:1722) [ 40.352098][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.352105][ T385] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 40.352113][ T385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.352116][ T385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.352119][ T385] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.352123][ T385] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.352130][ T385] process_one_work (kernel/workqueue.c:3387) [ 40.352143][ T385] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 40.352148][ T385] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 40.352163][ T385] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 40.352171][ T385] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.352174][ T385] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 40.352179][ T385] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.352184][ T385] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.352188][ T385] kthread (kernel/kthread.c:436) [ 40.352190][ T385] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.352195][ T385] ? kthread_affine_preferred (kernel/kthread.c:857) [ 40.352200][ T385] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.352206][ T385] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 40.352212][ T385] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.352216][ T385] ? kthread_affine_preferred (kernel/kthread.c:857) [ 40.352221][ T385] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 41.485396][ T548] softirqs last disabled at (17067): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 41.485400][ T548] Preemption disabled at: | [ 41.485400][ T548] vprintk_emit (kernel/printk/printk.c:2471) | [ 41.485413][ T548] Tainted: [W]=WARN [ 41.485415][ T548] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 41.485418][ T548] Call Trace: [ 41.485420][ T548] [ 41.485424][ T548] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 41.485431][ T548] ? vprintk_emit (kernel/printk/printk.c:2471) [ 41.485435][ T548] __might_resched.cold (kernel/sched/core.c:9234) [ 41.485441][ T548] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 41.485447][ T548] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 41.485454][ T548] __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)) [ 41.485458][ T548] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.485469][ T548] ? 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) [ 41.485473][ T548] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.485479][ T548] put_chars (drivers/char/virtio_console.c:1176) [ 41.485484][ T548] ? __send_to_port (drivers/char/virtio_console.c:654) [ 41.485487][ T548] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 41.485493][ T548] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 41.485497][ T548] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 41.485505][ T548] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 41.485510][ T548] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.485520][ T548] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 41.485525][ T548] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.485535][ T548] console_emit_next_record (kernel/printk/printk.c:3183) [ 41.485541][ T548] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 41.485550][ T548] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.485554][ T548] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.485561][ T548] console_flush_one_record (kernel/printk/printk.c:3268) [ 41.485569][ T548] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 41.485572][ T548] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.485582][ T548] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 41.485586][ T548] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 41.485589][ T548] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.485594][ T548] ? 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)) [ 41.485600][ T548] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 41.485603][ T548] ? vprintk_emit (kernel/printk/printk.c:2478) [ 41.485609][ T548] vprintk_emit (kernel/printk/printk.c:2479) [ 41.485616][ T548] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 41.485620][ T548] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 41.485622][ T548] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 41.485631][ T548] dev_vprintk_emit (drivers/base/core.c:5000) [ 41.485639][ T548] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 41.485647][ T548] ? proc_mkdir (fs/proc/generic.c:528 fs/proc/generic.c:537 fs/proc/generic.c:551) [ 41.485651][ T548] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 41.485655][ T548] ? proc_create_mount_point (fs/proc/generic.c:563) [ 41.485663][ T548] dev_printk_emit (drivers/base/core.c:5011) [ 41.485667][ T548] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 41.485673][ T548] ? irq_seq_stop (./include/linux/rcuref.h:174 (discriminator 5)) [ 41.485690][ T548] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 41.485700][ T548] netdev_printk (net/core/dev.c:13166) [ 41.485704][ T548] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 41.485715][ T548] ? fbnic_irq_test (drivers/net/ethernet/meta/fbnic/fbnic_irq.c:252) [ 41.485725][ T548] phylink_start.cold (drivers/net/phy/phylink.c:2433 (discriminator 3)) [ 41.485730][ T548] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 41.485735][ T548] __fbnic_open (drivers/net/ethernet/meta/fbnic/fbnic_netdev.c:55) [ 41.485741][ T548] fbnic_open (drivers/net/ethernet/meta/fbnic/fbnic_netdev.c:78) [ 41.485745][ T548] __dev_open (net/core/dev.c:1724) [ 41.485750][ T548] ? netif_state_change (./include/net/netdev_lock.h:33) [ 41.485752][ T548] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 41.485757][ T548] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 41.485765][ T548] __dev_change_flags (net/core/dev.c:9812) [ 41.485770][ T548] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 41.485775][ T548] ? __kernel_text_address (kernel/extable.c:79) [ 41.485779][ T548] ? write_profile (profile.c:?) [ 41.485794][ T548] netif_change_flags (net/core/dev.c:9877) [ 41.485799][ T548] ? do_setlink.isra.0 (./include/linux/netdevice.h:2861 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/core/rtnetlink.c:3176) [ 41.485802][ T548] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 41.485809][ T548] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 41.485813][ T548] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 41.485815][ T548] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 41.485819][ T548] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 41.485824][ T548] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 41.485829][ T548] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 41.485832][ T548] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 41.485836][ T548] ? kasan_save_stack (mm/kasan/common.c:58) [ 41.485841][ T548] ? kasan_save_stack (mm/kasan/common.c:57) [ 41.485843][ T548] ? kasan_save_track (mm/kasan/common.c:78) [ 41.485849][ T548] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.485852][ T548] ? netlink_setsockopt (net/netlink/af_netlink.c:1681) [ 41.485857][ T548] ? ___sys_sendmsg (net/socket.c:2757) [ 41.485864][ T548] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 41.485867][ T548] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 41.485873][ T548] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.485877][ T548] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.485879][ T548] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.485882][ T548] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.485886][ T548] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 41.485891][ T548] ? __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) [ 41.485895][ T548] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 41.485899][ T548] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 41.485906][ T548] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 41.485917][ T548] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 41.485928][ T548] rtnl_newlink (net/core/rtnetlink.c:4215) [ 41.485939][ T548] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 41.485943][ T548] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.485951][ T548] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 41.485954][ T548] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 41.485958][ T548] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 41.485961][ T548] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 41.485968][ T548] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 41.485972][ T548] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 41.485979][ T548] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.485981][ T548] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.485990][ T548] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 41.485993][ T548] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 41.485999][ T548] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 41.486003][ T548] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.486009][ T548] ? netlink_ack (./include/linux/skbuff.h:2718) [ 41.486021][ T548] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 41.486024][ T548] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 41.486033][ T548] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 41.486040][ T548] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 41.486045][ T548] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.486053][ T548] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 41.486061][ T548] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 41.486068][ T548] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 41.486077][ T548] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 41.486082][ T548] ? copy_msghdr_from_user (net/socket.c:2650) [ 41.486086][ T548] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 41.486089][ T548] ? move_addr_to_kernel (net/socket.c:258) [ 41.486104][ T548] ___sys_sendmsg (net/socket.c:2767) [ 41.486108][ T548] ? copy_msghdr_from_user (net/socket.c:2619) [ 41.486140][ T548] __sys_sendmsg (net/socket.c:2799) [ 41.486145][ T548] ? __sys_sendmsg_sock (net/socket.c:2780) [ 41.486157][ T548] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.486163][ T548] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 41.486167][ T548] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 41.486173][ T548] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 41.486176][ T548] RIP: 0033:0x7f865dd1f54e [ 41.486182][ T548] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 41.486185][ T548] RSP: 002b:00007ffca38dd3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.486189][ T548] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f865dd1f54e [ 41.486191][ T548] RDX: 0000000000000000 RSI: 00007ffca38dd460 RDI: 0000000000000003 [ 41.486193][ T548] RBP: 00007ffca38dd3c0 R08: 0000000000000000 R09: 0000000000000000 [ 41.486194][ T548] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d74b Finger prints: __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars srcu_invoke_callbacks:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars do_softirq:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print