fbnic-err: bad register access fbnic_mac_read_rxb address 0x80e9 [ 26.904239][ T81] fbnic 0000:01:00.0 enp1s0: Link is Down [ 26.904260][ T81] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.904262][ T81] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 81, name: kworker/0:2 [ 26.904264][ T81] preempt_count: 1, expected: 0 [ 26.904265][ T81] RCU nest depth: 0, expected: 0 [ 26.904266][ T81] locks held by kworker/0:2/81: 8, last CPU#0: [ 26.904268][ T81] #0: ff11000001093340 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 26.904280][ T81] #1: ffa000000059fd10 ((work_completion)(&pl->resolve)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 26.904285][ T81] #2: ff110000081fc1f0 (&pl->phydev_mutex){+.+.}-{4:4}, at: phylink_resolve+0xe6/0xde0 [ 26.904291][ T81] #3: ff110000081fc168 (&pl->state_mutex){+.+.}-{4:4}, at: phylink_resolve+0x130/0xde0 [ 26.904294][ T81] #4: ffffffffa0b99dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 26.904299][ T81] #5: ffffffffa0b99e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 26.904303][ T81] #6: ffffffffa0a89760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 26.904306][ T81] #7: ffffffffa0a89660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 26.904310][ T81] irq event stamp: 156 [ 26.904311][ T81] hardirqs last enabled at (155): [] __down_trylock_console_sem+0x86/0xa0 [ 26.904314][ T81] hardirqs last disabled at (156): [] console_emit_next_record+0x3f8/0x4f0 [ 26.904316][ T81] softirqs last enabled at (56): [] srcu_invoke_callbacks+0x3e7/0x660 [ 26.904319][ T81] softirqs last disabled at (52): [] srcu_invoke_callbacks+0x3bd/0x660 [ 26.904322][ T81] Preemption disabled at: [ 26.904322][ T81] [] vprintk_emit+0x31b/0x3e0 [ 26.904329][ T81] CPU: 0 UID: 0 PID: 81 Comm: kworker/0:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 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+0x6f/0xa0 [ 26.904348][ T81] ? vprintk_emit+0x31b/0x3e0 [ 26.904351][ T81] __might_resched.cold+0x1fe/0x2c1 [ 26.904356][ T81] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.904360][ T81] ? __kmalloc_noprof+0xdb/0x760 [ 26.904365][ T81] __kmalloc_noprof+0x443/0x760 [ 26.904368][ T81] ? alloc_buf.isra.0+0x4b/0x260 [ 26.904374][ T81] ? do_raw_spin_unlock+0x59/0x250 [ 26.904377][ T81] alloc_buf.isra.0+0x4b/0x260 [ 26.904381][ T81] put_chars+0x1e1/0x2f0 [ 26.904384][ T81] ? __send_to_port+0x420/0x420 [ 26.904386][ T81] ? printk_get_next_message+0x2fe/0x7d0 [ 26.904390][ T81] ? rcu_read_lock_any_held+0x3c/0x90 [ 26.904392][ T81] ? validate_chain+0x38b/0xc20 [ 26.904397][ T81] hvc_console_print+0x292/0x780 [ 26.904400][ T81] ? __lock_acquire+0x518/0xc20 [ 26.904402][ T81] ? __lock_acquire+0x518/0xc20 [ 26.904407][ T81] ? hvc_write+0x3a0/0x3a0 [ 26.904411][ T81] ? rcu_is_watching+0x16/0xd0 [ 26.904414][ T81] ? lock_acquire+0x13c/0x160 [ 26.904418][ T81] console_emit_next_record+0x252/0x4f0 [ 26.904422][ T81] ? devkmsg_read+0x4e0/0x4e0 [ 26.904427][ T81] ? rcu_is_watching+0x16/0xd0 [ 26.904429][ T81] ? lock_acquire+0x13c/0x160 [ 26.904433][ T81] console_flush_one_record+0x46f/0x710 [ 26.904438][ T81] ? console_emit_next_record+0x4f0/0x4f0 [ 26.904439][ T81] ? __lock_acquire+0x518/0xc20 [ 26.904445][ T81] console_unlock+0xee/0x1f0 [ 26.904448][ T81] ? console_flush_one_record+0x710/0x710 [ 26.904450][ T81] ? rcu_is_watching+0x16/0xd0 [ 26.904452][ T81] ? lock_acquire+0xa0/0x160 [ 26.904456][ T81] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.904458][ T81] ? vprintk_emit+0x320/0x3e0 [ 26.904461][ T81] vprintk_emit+0x37c/0x3e0 [ 26.904465][ T81] ? wake_up_klogd_work_func+0x90/0x90 [ 26.904468][ T81] ? wakeup_preempt_fair+0x6cf/0x15d0 [ 26.904473][ T81] dev_vprintk_emit+0x27f/0x2c0 [ 26.904479][ T81] ? device_rename.cold+0xa/0xa [ 26.904485][ T81] ? _raw_spin_unlock_irq_enable+0x5b/0x90 [ 26.904489][ T81] ? try_to_wake_up+0x153/0x1130 [ 26.904494][ T81] dev_printk_emit+0xb9/0xee [ 26.904496][ T81] ? dev_vprintk_emit+0x2c0/0x2c0 [ 26.904499][ T81] ? find_held_lock+0x2b/0x80 [ 26.904503][ T81] ? __lock_release.isra.0+0x69/0x1a0 [ 26.904508][ T81] __netdev_printk+0x160/0x1d0 [ 26.904514][ T81] netdev_printk+0xdb/0x120 [ 26.904517][ T81] ? __netdev_printk+0x1d0/0x1d0 [ 26.904520][ T81] ? mark_held_locks+0x40/0x70 [ 26.904523][ T81] ? fbnic_mac_link_down_asic+0x75/0x110 [ 26.904527][ T81] ? lockdep_hardirqs_on+0x91/0x130 [ 26.904530][ T81] ? queue_delayed_work_on+0x95/0x100 [ 26.904532][ T81] ? fbnic_phylink_mac_link_down+0x99/0x120 [ 26.904537][ T81] phylink_resolve+0x5fe/0xde0 [ 26.904538][ T81] ? __lock_acquire+0x518/0xc20 [ 26.904542][ T81] ? phylink_ethtool_ksettings_set+0x1120/0x1120 [ 26.904547][ T81] ? rcu_is_watching+0x16/0xd0 [ 26.904549][ T81] ? rcu_is_watching+0x16/0xd0 [ 26.904551][ T81] ? lock_acquire+0x13c/0x160 [ 26.904552][ T81] ? rcu_is_watching+0x16/0xd0 [ 26.904557][ T81] process_one_work+0xe3e/0x1560 [ 26.904563][ T81] ? __queue_delayed_work+0x470/0x470 [ 26.904566][ T81] ? lock_acquire.part.0+0xd4/0x280 [ 26.904574][ T81] worker_thread+0x4f1/0xd60 [ 26.904579][ T81] ? rescuer_thread+0x1340/0x1340 [ 26.904581][ T81] ? __kthread_parkme+0xbd/0x210 [ 26.904584][ T81] ? rescuer_thread+0x1340/0x1340 [ 26.904587][ T81] ? rescuer_thread+0x1340/0x1340 [ 26.904589][ T81] kthread+0x367/0x460 [ 26.904591][ T81] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.904594][ T81] ? kthread_affine_preferred+0x4c0/0x4c0 [ 26.904597][ T81] ret_from_fork+0x474/0x6b0 [ 26.904601][ T81] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 26.904605][ T81] ? __switch_to+0x5a3/0xe00 [ 26.904608][ T81] ? kthread_affine_preferred+0x4c0/0x4c0 [ 26.904611][ T81] ret_from_fork_asm+0x11/0x20 [ 26.904620][ T81] [ 27.204601][ T342] fbnic 0000:01:00.0 enp1s0: configuring for inband/100gbase-p link mode [ 27.206055][ T75] fbnic 0000:01:00.0 enp1s0: Link is Up - 100Gbps/Full - flow control rx/tx [ 30.657256][ T108] fbnic 0000:01:00.0 enp1s0: Link is Down [ 30.657282][ T108] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 30.657286][ T108] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 108, name: kworker/3:2 [ 30.657289][ T108] preempt_count: 1, expected: 0 [ 30.657290][ T108] RCU nest depth: 0, expected: 0 [ 30.657292][ T108] locks held by kworker/3:2/108: 8, last CPU#3: [ 30.657294][ T108] #0: ff11000001093340 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 30.657310][ T108] #1: ffa00000007cfd10 ((work_completion)(&pl->resolve)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 30.657321][ T108] #2: ff110000081fc1f0 (&pl->phydev_mutex){+.+.}-{4:4}, at: phylink_resolve+0xe6/0xde0 [ 30.657338][ T108] #3: ff110000081fc168 (&pl->state_mutex){+.+.}-{4:4}, at: phylink_resolve+0x130/0xde0 [ 30.657346][ T108] #4: ffffffffa0b99dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 30.657354][ T108] #5: ffffffffa0b99e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 30.657360][ T108] #6: ffffffffa0a89760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 30.657366][ T108] #7: ffffffffa0a89660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 30.657377][ T108] irq event stamp: 150 [ 30.657379][ T108] hardirqs last enabled at (149): [] __down_trylock_console_sem+0x86/0xa0 [ 30.657386][ T108] hardirqs last disabled at (150): [] console_emit_next_record+0x3f8/0x4f0 [ 30.657390][ T108] softirqs last enabled at (0): [] copy_process+0x1d8f/0x62d0 [ 30.657399][ T108] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 30.657405][ T108] Preemption disabled at: [ 30.657406][ T108] [] vprintk_emit+0x31b/0x3e0 [ 30.657414][ T108] CPU: 3 UID: 0 PID: 108 Comm: kworker/3:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 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+0x6f/0xa0 [ 30.657443][ T108] ? vprintk_emit+0x31b/0x3e0 [ 30.657446][ T108] __might_resched.cold+0x1fe/0x2c1 [ 30.657453][ T108] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 30.657459][ T108] ? __kmalloc_noprof+0xdb/0x760 [ 30.657474][ T108] __kmalloc_noprof+0x443/0x760 [ 30.657482][ T108] ? alloc_buf.isra.0+0x4b/0x260 [ 30.657496][ T108] ? do_raw_spin_unlock+0x59/0x250 [ 30.657501][ T108] alloc_buf.isra.0+0x4b/0x260 [ 30.657507][ T108] put_chars+0x1e1/0x2f0 [ 30.657512][ T108] ? __send_to_port+0x420/0x420 [ 30.657515][ T108] ? printk_get_next_message+0x2fe/0x7d0 [ 30.657521][ T108] ? rcu_read_lock_any_held+0x3c/0x90 [ 30.657525][ T108] ? validate_chain+0x38b/0xc20 [ 30.657534][ T108] hvc_console_print+0x292/0x780 [ 30.657545][ T108] ? __lock_acquire+0x518/0xc20 [ 30.657550][ T108] ? __lock_acquire+0x518/0xc20 [ 30.657563][ T108] ? hvc_write+0x3a0/0x3a0 [ 30.657570][ T108] ? rcu_is_watching+0x16/0xd0 [ 30.657574][ T108] ? lock_acquire+0x13c/0x160 [ 30.657581][ T108] console_emit_next_record+0x252/0x4f0 [ 30.657590][ T108] ? devkmsg_read+0x4e0/0x4e0 [ 30.657603][ T108] ? rcu_is_watching+0x16/0xd0 [ 30.657612][ T108] ? lock_acquire+0x13c/0x160 [ 30.657621][ T108] console_flush_one_record+0x46f/0x710 [ 30.657629][ T108] ? console_emit_next_record+0x4f0/0x4f0 [ 30.657631][ T108] ? __lock_acquire+0x518/0xc20 [ 30.657640][ T108] console_unlock+0xee/0x1f0 [ 30.657648][ T108] ? console_flush_one_record+0x710/0x710 [ 30.657654][ T108] ? rcu_is_watching+0x16/0xd0 [ 30.657663][ T108] ? lock_acquire+0xa0/0x160 [ 30.657674][ T108] ? __down_trylock_console_sem+0x5e/0xa0 [ 30.657678][ T108] ? vprintk_emit+0x320/0x3e0 [ 30.657697][ T108] vprintk_emit+0x37c/0x3e0 [ 30.657704][ T108] ? wake_up_klogd_work_func+0x90/0x90 [ 30.657709][ T108] ? wakeup_preempt_fair+0x6cf/0x15d0 [ 30.657718][ T108] dev_vprintk_emit+0x27f/0x2c0 [ 30.657726][ T108] ? device_rename.cold+0xa/0xa [ 30.657737][ T108] ? _raw_spin_unlock_irq_enable+0x5b/0x90 [ 30.657747][ T108] ? try_to_wake_up+0x153/0x1130 [ 30.657762][ T108] dev_printk_emit+0xb9/0xee [ 30.657769][ T108] ? dev_vprintk_emit+0x2c0/0x2c0 [ 30.657775][ T108] ? find_held_lock+0x2b/0x80 [ 30.657780][ T108] ? __lock_release.isra.0+0x69/0x1a0 [ 30.657788][ T108] __netdev_printk+0x160/0x1d0 [ 30.657798][ T108] netdev_printk+0xdb/0x120 [ 30.657804][ T108] ? __netdev_printk+0x1d0/0x1d0 [ 30.657812][ T108] ? mark_held_locks+0x40/0x70 [ 30.657824][ T108] ? fbnic_mac_link_down_asic+0x75/0x110 [ 30.657833][ T108] ? lockdep_hardirqs_on+0x91/0x130 [ 30.657838][ T108] ? queue_delayed_work_on+0x95/0x100 [ 30.657844][ T108] ? fbnic_phylink_mac_link_down+0x99/0x120 [ 30.657854][ T108] phylink_resolve+0x5fe/0xde0 [ 30.657858][ T108] ? __lock_acquire+0x518/0xc20 [ 30.657867][ T108] ? phylink_ethtool_ksettings_set+0x1120/0x1120 [ 30.657880][ T108] ? rcu_is_watching+0x16/0xd0 [ 30.657887][ T108] ? rcu_is_watching+0x16/0xd0 [ 30.657894][ T108] ? lock_acquire+0x13c/0x160 [ 30.657898][ T108] ? rcu_is_watching+0x16/0xd0 [ 30.657904][ T108] process_one_work+0xe3e/0x1560 [ 30.657916][ T108] ? __queue_delayed_work+0x470/0x470 [ 30.657921][ T108] ? lock_acquire.part.0+0xd4/0x280 [ 30.657940][ T108] worker_thread+0x4f1/0xd60 [ 30.657953][ T108] ? rescuer_thread+0x1340/0x1340 [ 30.657959][ T108] ? __kthread_parkme+0xbd/0x210 [ 30.657964][ T108] ? rescuer_thread+0x1340/0x1340 [ 30.657969][ T108] ? rescuer_thread+0x1340/0x1340 [ 30.657972][ T108] kthread+0x367/0x460 [ 30.657975][ T108] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 30.657980][ T108] ? kthread_affine_preferred+0x4c0/0x4c0 [ 30.657984][ T108] ret_from_fork+0x474/0x6b0 [ 30.657990][ T108] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 30.657995][ T108] ? __switch_to+0x5a3/0xe00 [ 30.658000][ T108] ? kthread_affine_preferred+0x4c0/0x4c0 [ 30.658007][ T108] ret_from_fork_asm+0x11/0x20 [ 30.658028][ T108] [ 31.300578][ T470] fbnic 0000:01:00.0 enp1s0: configuring for inband/100gbase-p link mode [ 31.302563][ T343] fbnic 0000:01:00.0 enp1s0: Link is Up - 100Gbps/Full - flow control rx/tx [ 31.993045][ T108] fbnic 0000:01:00.0 enp1s0: Link is Down [ 31.993068][ T108] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 31.993071][ T108] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 108, name: kworker/3:2 [ 31.993074][ T108] preempt_count: 1, expected: 0 [ 31.993075][ T108] RCU nest depth: 0, expected: 0 [ 31.993077][ T108] locks held by kworker/3:2/108: 8, last CPU#3: [ 31.993080][ T108] #0: ff11000001093340 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 31.993095][ T108] #1: ffa00000007cfd10 ((work_completion)(&pl->resolve)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 31.993100][ T108] #2: ff110000081fc1f0 (&pl->phydev_mutex){+.+.}-{4:4}, at: phylink_resolve+0xe6/0xde0 [ 31.993109][ T108] #3: ff110000081fc168 (&pl->state_mutex){+.+.}-{4:4}, at: phylink_resolve+0x130/0xde0 [ 31.993114][ T108] #4: ffffffffa0b99dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 31.993124][ T108] #5: ffffffffa0b99e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 31.993137][ T108] #6: ffffffffa0a89760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 31.993150][ T108] #7: ffffffffa0a89660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 31.993160][ T108] irq event stamp: 1134 [ 31.993161][ T108] hardirqs last enabled at (1133): [] __down_trylock_console_sem+0x86/0xa0 [ 31.993165][ T108] hardirqs last disabled at (1134): [] console_emit_next_record+0x3f8/0x4f0 [ 31.993168][ T108] softirqs last enabled at (1124): [] handle_softirqs+0x67c/0x900 [ 31.993172][ T108] softirqs last disabled at (999): [] __irq_exit_rcu+0x145/0x1c0 [ 31.993176][ T108] Preemption disabled at: [ 31.993177][ T108] [] vprintk_emit+0x31b/0x3e0 [ 31.993190][ T108] CPU: 3 UID: 0 PID: 108 Comm: kworker/3:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 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+0x6f/0xa0 [ 31.993224][ T108] ? vprintk_emit+0x31b/0x3e0 [ 31.993227][ T108] __might_resched.cold+0x1fe/0x2c1 [ 31.993234][ T108] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 31.993240][ T108] ? __kmalloc_noprof+0xdb/0x760 [ 31.993250][ T108] __kmalloc_noprof+0x443/0x760 [ 31.993260][ T108] ? alloc_buf.isra.0+0x4b/0x260 [ 31.993275][ T108] ? do_raw_spin_unlock+0x59/0x250 [ 31.993281][ T108] alloc_buf.isra.0+0x4b/0x260 [ 31.993288][ T108] put_chars+0x1e1/0x2f0 [ 31.993293][ T108] ? __send_to_port+0x420/0x420 [ 31.993296][ T108] ? printk_get_next_message+0x2fe/0x7d0 [ 31.993302][ T108] ? rcu_read_lock_any_held+0x3c/0x90 [ 31.993308][ T108] ? validate_chain+0x38b/0xc20 [ 31.993321][ T108] hvc_console_print+0x292/0x780 [ 31.993331][ T108] ? __lock_acquire+0x518/0xc20 [ 31.993336][ T108] ? __lock_acquire+0x518/0xc20 [ 31.993344][ T108] ? hvc_write+0x3a0/0x3a0 [ 31.993350][ T108] ? rcu_is_watching+0x16/0xd0 [ 31.993355][ T108] ? lock_acquire+0x13c/0x160 [ 31.993361][ T108] console_emit_next_record+0x252/0x4f0 [ 31.993372][ T108] ? devkmsg_read+0x4e0/0x4e0 [ 31.993387][ T108] ? rcu_is_watching+0x16/0xd0 [ 31.993394][ T108] ? lock_acquire+0x13c/0x160 [ 31.993402][ T108] console_flush_one_record+0x46f/0x710 [ 31.993409][ T108] ? console_emit_next_record+0x4f0/0x4f0 [ 31.993412][ T108] ? __lock_acquire+0x518/0xc20 [ 31.993423][ T108] console_unlock+0xee/0x1f0 [ 31.993431][ T108] ? console_flush_one_record+0x710/0x710 [ 31.993438][ T108] ? rcu_is_watching+0x16/0xd0 [ 31.993445][ T108] ? lock_acquire+0xa0/0x160 [ 31.993455][ T108] ? __down_trylock_console_sem+0x5e/0xa0 [ 31.993458][ T108] ? vprintk_emit+0x320/0x3e0 [ 31.993464][ T108] vprintk_emit+0x37c/0x3e0 [ 31.993470][ T108] ? wake_up_klogd_work_func+0x90/0x90 [ 31.993476][ T108] ? find_held_lock+0x2b/0x80 [ 31.993485][ T108] dev_vprintk_emit+0x27f/0x2c0 [ 31.993500][ T108] ? device_rename.cold+0xa/0xa [ 31.993514][ T108] ? trace_sched_exit_tp+0x9b/0x160 [ 31.993519][ T108] ? __schedule+0xfa5/0x20e0 [ 31.993528][ T108] dev_printk_emit+0xb9/0xee [ 31.993532][ T108] ? dev_vprintk_emit+0x2c0/0x2c0 [ 31.993535][ T108] ? io_schedule_timeout+0x140/0x140 [ 31.993548][ T108] ? preempt_schedule_irq+0x44/0xa0 [ 31.993556][ T108] ? rcu_is_watching+0x16/0xd0 [ 31.993562][ T108] ? mark_held_locks+0x40/0x70 [ 31.993571][ T108] __netdev_printk+0x160/0x1d0 [ 31.993581][ T108] netdev_printk+0xdb/0x120 [ 31.993585][ T108] ? __netdev_printk+0x1d0/0x1d0 [ 31.993593][ T108] ? queue_delayed_work_on+0x9e/0x100 [ 31.993600][ T108] ? fbnic_mac_link_down_asic+0x75/0x110 [ 31.993610][ T108] ? fbnic_phylink_mac_link_down+0x99/0x120 [ 31.993623][ T108] phylink_resolve+0x5fe/0xde0 [ 31.993629][ T108] ? __lock_acquire+0x518/0xc20 [ 31.993636][ T108] ? phylink_ethtool_ksettings_set+0x1120/0x1120 [ 31.993643][ T108] ? rcu_is_watching+0x16/0xd0 [ 31.993646][ T108] ? rcu_is_watching+0x16/0xd0 [ 31.993649][ T108] ? lock_acquire+0x13c/0x160 [ 31.993653][ T108] ? rcu_is_watching+0x16/0xd0 [ 31.993667][ T108] process_one_work+0xe3e/0x1560 [ 31.993689][ T108] ? __queue_delayed_work+0x470/0x470 [ 31.993698][ T108] ? lock_acquire.part.0+0xd4/0x280 [ 31.993721][ T108] worker_thread+0x4f1/0xd60 [ 31.993734][ T108] ? rescuer_thread+0x1340/0x1340 [ 31.993744][ T108] ? __kthread_parkme+0xbd/0x210 [ 31.993750][ T108] ? rescuer_thread+0x1340/0x1340 [ 31.993754][ T108] ? rescuer_thread+0x1340/0x1340 [ 31.993758][ T108] kthread+0x367/0x460 [ 31.993761][ T108] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 31.993766][ T108] ? kthread_affine_preferred+0x4c0/0x4c0 [ 31.993770][ T108] ret_from_fork+0x474/0x6b0 [ 31.993777][ T108] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 31.993782][ T108] ? __switch_to+0x5a3/0xe00 [ 31.993787][ T108] ? kthread_affine_preferred+0x4c0/0x4c0 [ 31.993792][ T108] ret_from_fork_asm+0x11/0x20 [ 31.993809][ T108] [ 32.842848][ T505] fbnic 0000:01:00.0 enp1s0: configuring for inband/100gbase-p link mode [ 32.856172][ T10] fbnic 0000:01:00.0 enp1s0: Link is Up - 100Gbps/Full - flow control rx/tx [ 33.661291][ T81] fbnic 0000:01:00.0 enp1s0: Link is Down [ 33.661312][ T81] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 33.661315][ T81] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 81, name: kworker/0:2 [ 33.661317][ T81] preempt_count: 1, expected: 0 [ 33.661317][ T81] RCU nest depth: 0, expected: 0 [ 33.661319][ T81] locks held by kworker/0:2/81: 8, last CPU#0: [ 33.661321][ T81] #0: ff11000001093340 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 33.661333][ T81] #1: ffa000000059fd10 ((work_completion)(&pl->resolve)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 33.661338][ T81] #2: ff110000081fc1f0 (&pl->phydev_mutex){+.+.}-{4:4}, at: phylink_resolve+0xe6/0xde0 [ 33.661343][ T81] #3: ff110000081fc168 (&pl->state_mutex){+.+.}-{4:4}, at: phylink_resolve+0x130/0xde0 [ 33.661346][ T81] #4: ffffffffa0b99dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 33.661352][ T81] #5: ffffffffa0b99e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 33.661356][ T81] #6: ffffffffa0a89760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 33.661359][ T81] #7: ffffffffa0a89660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 33.661363][ T81] irq event stamp: 680 [ 33.661364][ T81] hardirqs last enabled at (679): [] __down_trylock_console_sem+0x86/0xa0 [ 33.661367][ T81] hardirqs last disabled at (680): [] console_emit_next_record+0x3f8/0x4f0 [ 33.661369][ T81] softirqs last enabled at (630): [] handle_softirqs+0x67c/0x900 [ 33.661372][ T81] softirqs last disabled at (617): [] __irq_exit_rcu+0x145/0x1c0 [ 33.661374][ T81] Preemption disabled at: [ 33.661375][ T81] [] vprintk_emit+0x31b/0x3e0 [ 33.661381][ T81] CPU: 0 UID: 0 PID: 81 Comm: kworker/0:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 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+0x6f/0xa0 [ 33.661401][ T81] ? vprintk_emit+0x31b/0x3e0 [ 33.661403][ T81] __might_resched.cold+0x1fe/0x2c1 [ 33.661408][ T81] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 33.661412][ T81] ? __kmalloc_noprof+0xdb/0x760 [ 33.661418][ T81] __kmalloc_noprof+0x443/0x760 [ 33.661420][ T81] ? alloc_buf.isra.0+0x4b/0x260 [ 33.661426][ T81] ? do_raw_spin_unlock+0x59/0x250 [ 33.661429][ T81] alloc_buf.isra.0+0x4b/0x260 [ 33.661433][ T81] put_chars+0x1e1/0x2f0 [ 33.661436][ T81] ? __send_to_port+0x420/0x420 [ 33.661438][ T81] ? printk_get_next_message+0x2fe/0x7d0 [ 33.661442][ T81] ? rcu_read_lock_any_held+0x3c/0x90 [ 33.661444][ T81] ? validate_chain+0x38b/0xc20 [ 33.661449][ T81] hvc_console_print+0x292/0x780 [ 33.661452][ T81] ? __lock_acquire+0x518/0xc20 [ 33.661454][ T81] ? __lock_acquire+0x518/0xc20 [ 33.661459][ T81] ? hvc_write+0x3a0/0x3a0 [ 33.661463][ T81] ? rcu_is_watching+0x16/0xd0 [ 33.661466][ T81] ? lock_acquire+0x13c/0x160 [ 33.661470][ T81] console_emit_next_record+0x252/0x4f0 [ 33.661474][ T81] ? devkmsg_read+0x4e0/0x4e0 [ 33.661478][ T81] ? rcu_is_watching+0x16/0xd0 [ 33.661481][ T81] ? lock_acquire+0x13c/0x160 [ 33.661485][ T81] console_flush_one_record+0x46f/0x710 [ 33.661489][ T81] ? console_emit_next_record+0x4f0/0x4f0 [ 33.661491][ T81] ? __lock_acquire+0x518/0xc20 [ 33.661497][ T81] console_unlock+0xee/0x1f0 [ 33.661500][ T81] ? console_flush_one_record+0x710/0x710 [ 33.661502][ T81] ? rcu_is_watching+0x16/0xd0 [ 33.661504][ T81] ? lock_acquire+0xa0/0x160 [ 33.661508][ T81] ? __down_trylock_console_sem+0x5e/0xa0 [ 33.661510][ T81] ? vprintk_emit+0x320/0x3e0 [ 33.661513][ T81] vprintk_emit+0x37c/0x3e0 [ 33.661517][ T81] ? wake_up_klogd_work_func+0x90/0x90 [ 33.661524][ T81] dev_vprintk_emit+0x27f/0x2c0 [ 33.661529][ T81] ? device_rename.cold+0xa/0xa [ 33.661531][ T81] ? __lock_release.isra.0+0x69/0x1a0 [ 33.661535][ T81] ? do_raw_spin_unlock+0x59/0x250 [ 33.661537][ T81] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 33.661544][ T81] dev_printk_emit+0xb9/0xee [ 33.661547][ T81] ? dev_vprintk_emit+0x2c0/0x2c0 [ 33.661555][ T81] __netdev_printk+0x160/0x1d0 [ 33.661562][ T81] netdev_printk+0xdb/0x120 [ 33.661564][ T81] ? __netdev_printk+0x1d0/0x1d0 [ 33.661567][ T81] ? mark_held_locks+0x40/0x70 [ 33.661571][ T81] ? fbnic_mac_link_down_asic+0x75/0x110 [ 33.661575][ T81] ? lockdep_hardirqs_on+0x91/0x130 [ 33.661578][ T81] ? queue_delayed_work_on+0x95/0x100 [ 33.661580][ T81] ? fbnic_phylink_mac_link_down+0x99/0x120 [ 33.661584][ T81] phylink_resolve+0x5fe/0xde0 [ 33.661586][ T81] ? __lock_acquire+0x518/0xc20 [ 33.661590][ T81] ? phylink_ethtool_ksettings_set+0x1120/0x1120 [ 33.661594][ T81] ? rcu_is_watching+0x16/0xd0 [ 33.661596][ T81] ? rcu_is_watching+0x16/0xd0 [ 33.661598][ T81] ? lock_acquire+0x13c/0x160 [ 33.661600][ T81] ? rcu_is_watching+0x16/0xd0 [ 33.661604][ T81] process_one_work+0xe3e/0x1560 [ 33.661611][ T81] ? __queue_delayed_work+0x470/0x470 [ 33.661614][ T81] ? lock_acquire.part.0+0xd4/0x280 [ 33.661622][ T81] worker_thread+0x4f1/0xd60 [ 33.661626][ T81] ? rescuer_thread+0x1340/0x1340 [ 33.661628][ T81] ? __kthread_parkme+0xbd/0x210 [ 33.661631][ T81] ? rescuer_thread+0x1340/0x1340 [ 33.661634][ T81] ? rescuer_thread+0x1340/0x1340 [ 33.661637][ T81] kthread+0x367/0x460 [ 33.661639][ T81] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 33.661642][ T81] ? kthread_affine_preferred+0x4c0/0x4c0 [ 33.661645][ T81] ret_from_fork+0x474/0x6b0 [ 33.661649][ T81] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 33.661652][ T81] ? __switch_to+0x5a3/0xe00 [ 33.661656][ T81] ? kthread_affine_preferred+0x4c0/0x4c0 [ 33.661658][ T81] ret_from_fork_asm+0x11/0x20 [ 33.661668][ T81] [ 34.323160][ T524] fbnic 0000:01:00.0 enp1s0: configuring for inband/100gbase-p link mode [ 34.325569][ T385] fbnic 0000:01:00.0 enp1s0: Link is Up - 100Gbps/Full - flow control rx/tx [ 35.934439][ T108] fbnic 0000:01:00.0 enp1s0: Link is Down [ 35.934464][ T108] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 35.934468][ T108] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 108, name: kworker/3:2 [ 35.934470][ T108] preempt_count: 1, expected: 0 [ 35.934472][ T108] RCU nest depth: 0, expected: 0 [ 35.934475][ T108] locks held by kworker/3:2/108: 8, last CPU#3: [ 35.934479][ T108] #0: ff11000001093340 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 35.934500][ T108] #1: ffa00000007cfd10 ((work_completion)(&pl->resolve)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 35.934509][ T108] #2: ff110000081fc1f0 (&pl->phydev_mutex){+.+.}-{4:4}, at: phylink_resolve+0xe6/0xde0 [ 35.934517][ T108] #3: ff110000081fc168 (&pl->state_mutex){+.+.}-{4:4}, at: phylink_resolve+0x130/0xde0 [ 35.934522][ T108] #4: ffffffffa0b99dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 35.934530][ T108] #5: ffffffffa0b99e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 35.934536][ T108] #6: ffffffffa0a89760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 35.934541][ T108] #7: ffffffffa0a89660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 35.934548][ T108] irq event stamp: 1720 [ 35.934549][ T108] hardirqs last enabled at (1719): [] __down_trylock_console_sem+0x86/0xa0 [ 35.934553][ T108] hardirqs last disabled at (1720): [] console_emit_next_record+0x3f8/0x4f0 [ 35.934558][ T108] softirqs last enabled at (1692): [] handle_softirqs+0x67c/0x900 [ 35.934565][ T108] softirqs last disabled at (1683): [] __irq_exit_rcu+0x145/0x1c0 [ 35.934572][ T108] Preemption disabled at: [ 35.934574][ T108] [] vprintk_emit+0x31b/0x3e0 [ 35.934584][ T108] CPU: 3 UID: 0 PID: 108 Comm: kworker/3:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 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+0x6f/0xa0 [ 35.934618][ T108] ? vprintk_emit+0x31b/0x3e0 [ 35.934627][ T108] __might_resched.cold+0x1fe/0x2c1 [ 35.934639][ T108] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 35.934648][ T108] ? __kmalloc_noprof+0xdb/0x760 [ 35.934656][ T108] __kmalloc_noprof+0x443/0x760 [ 35.934660][ T108] ? alloc_buf.isra.0+0x4b/0x260 [ 35.934669][ T108] ? do_raw_spin_unlock+0x59/0x250 [ 35.934673][ T108] alloc_buf.isra.0+0x4b/0x260 [ 35.934692][ T108] put_chars+0x1e1/0x2f0 [ 35.934704][ T108] ? __send_to_port+0x420/0x420 [ 35.934707][ T108] ? printk_get_next_message+0x2fe/0x7d0 [ 35.934713][ T108] ? rcu_read_lock_any_held+0x3c/0x90 [ 35.934717][ T108] ? validate_chain+0x38b/0xc20 [ 35.934724][ T108] hvc_console_print+0x292/0x780 [ 35.934730][ T108] ? __lock_acquire+0x518/0xc20 [ 35.934732][ T108] ? __lock_acquire+0x518/0xc20 [ 35.934748][ T108] ? hvc_write+0x3a0/0x3a0 [ 35.934754][ T108] ? rcu_is_watching+0x16/0xd0 [ 35.934758][ T108] ? lock_acquire+0x13c/0x160 [ 35.934765][ T108] console_emit_next_record+0x252/0x4f0 [ 35.934773][ T108] ? devkmsg_read+0x4e0/0x4e0 [ 35.934786][ T108] ? rcu_is_watching+0x16/0xd0 [ 35.934795][ T108] ? lock_acquire+0x13c/0x160 [ 35.934806][ T108] console_flush_one_record+0x46f/0x710 [ 35.934813][ T108] ? console_emit_next_record+0x4f0/0x4f0 [ 35.934816][ T108] ? __lock_acquire+0x518/0xc20 [ 35.934825][ T108] console_unlock+0xee/0x1f0 [ 35.934829][ T108] ? console_flush_one_record+0x710/0x710 [ 35.934836][ T108] ? rcu_is_watching+0x16/0xd0 [ 35.934844][ T108] ? lock_acquire+0xa0/0x160 [ 35.934859][ T108] ? __down_trylock_console_sem+0x5e/0xa0 [ 35.934864][ T108] ? vprintk_emit+0x320/0x3e0 [ 35.934870][ T108] vprintk_emit+0x37c/0x3e0 [ 35.934876][ T108] ? wake_up_klogd_work_func+0x90/0x90 [ 35.934881][ T108] ? wakeup_preempt_fair+0x6cf/0x15d0 [ 35.934890][ T108] dev_vprintk_emit+0x27f/0x2c0 [ 35.934906][ T108] ? device_rename.cold+0xa/0xa [ 35.934919][ T108] ? _raw_spin_unlock_irq_enable+0x5b/0x90 [ 35.934928][ T108] ? try_to_wake_up+0x153/0x1130 [ 35.934935][ T108] dev_printk_emit+0xb9/0xee [ 35.934940][ T108] ? dev_vprintk_emit+0x2c0/0x2c0 [ 35.934944][ T108] ? find_held_lock+0x2b/0x80 [ 35.934952][ T108] ? __lock_release.isra.0+0x69/0x1a0 [ 35.934965][ T108] __netdev_printk+0x160/0x1d0 [ 35.934982][ T108] netdev_printk+0xdb/0x120 [ 35.934987][ T108] ? __netdev_printk+0x1d0/0x1d0 [ 35.934991][ T108] ? mark_held_locks+0x40/0x70 [ 35.934998][ T108] ? fbnic_mac_link_down_asic+0x75/0x110 [ 35.935003][ T108] ? lockdep_hardirqs_on+0x91/0x130 [ 35.935007][ T108] ? queue_delayed_work_on+0x95/0x100 [ 35.935011][ T108] ? fbnic_phylink_mac_link_down+0x99/0x120 [ 35.935017][ T108] phylink_resolve+0x5fe/0xde0 [ 35.935020][ T108] ? __lock_acquire+0x518/0xc20 [ 35.935026][ T108] ? phylink_ethtool_ksettings_set+0x1120/0x1120 [ 35.935035][ T108] ? rcu_is_watching+0x16/0xd0 [ 35.935041][ T108] ? rcu_is_watching+0x16/0xd0 [ 35.935048][ T108] ? lock_acquire+0x13c/0x160 [ 35.935053][ T108] ? rcu_is_watching+0x16/0xd0 [ 35.935065][ T108] process_one_work+0xe3e/0x1560 [ 35.935077][ T108] ? __queue_delayed_work+0x470/0x470 [ 35.935082][ T108] ? lock_acquire.part.0+0xd4/0x280 [ 35.935097][ T108] worker_thread+0x4f1/0xd60 [ 35.935110][ T108] ? rescuer_thread+0x1340/0x1340 [ 35.935119][ T108] ? __kthread_parkme+0xbd/0x210 [ 35.935127][ T108] ? rescuer_thread+0x1340/0x1340 [ 35.935132][ T108] ? rescuer_thread+0x1340/0x1340 [ 35.935135][ T108] kthread+0x367/0x460 [ 35.935138][ T108] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 35.935143][ T108] ? kthread_affine_preferred+0x4c0/0x4c0 [ 35.935147][ T108] ret_from_fork+0x474/0x6b0 [ 35.935153][ T108] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 35.935161][ T108] ? __switch_to+0x5a3/0xe00 [ 35.935171][ T108] ? kthread_affine_preferred+0x4c0/0x4c0 [ 35.935179][ T108] ret_from_fork_asm+0x11/0x20 [ 35.935199][ T108] [ 36.742120][ T530] fbnic 0000:01:00.0 enp1s0: configuring for inband/100gbase-p link mode [ 36.744915][ T385] fbnic 0000:01:00.0 enp1s0: Link is Up - 100Gbps/Full - flow control rx/tx [ 37.513901][ T81] fbnic 0000:01:00.0 enp1s0: Link is Down [ 37.513927][ T81] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 37.513931][ T81] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 81, name: kworker/0:2 [ 37.513933][ T81] preempt_count: 1, expected: 0 [ 37.513935][ T81] RCU nest depth: 0, expected: 0 [ 37.513936][ T81] locks held by kworker/0:2/81: 8, last CPU#0: [ 37.513939][ T81] #0: ff11000001093340 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 37.513955][ T81] #1: ffa000000059fd10 ((work_completion)(&pl->resolve)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 37.513962][ T81] #2: ff110000081fc1f0 (&pl->phydev_mutex){+.+.}-{4:4}, at: phylink_resolve+0xe6/0xde0 [ 37.513970][ T81] #3: ff110000081fc168 (&pl->state_mutex){+.+.}-{4:4}, at: phylink_resolve+0x130/0xde0 [ 37.513975][ T81] #4: ffffffffa0b99dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 37.513983][ T81] #5: ffffffffa0b99e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 37.513989][ T81] #6: ffffffffa0a89760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 37.513995][ T81] #7: ffffffffa0a89660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 37.514001][ T81] irq event stamp: 4736 [ 37.514002][ T81] hardirqs last enabled at (4735): [] __down_trylock_console_sem+0x86/0xa0 [ 37.514006][ T81] hardirqs last disabled at (4736): [] console_emit_next_record+0x3f8/0x4f0 [ 37.514009][ T81] softirqs last enabled at (4120): [] handle_softirqs+0x67c/0x900 [ 37.514013][ T81] softirqs last disabled at (4055): [] __irq_exit_rcu+0x145/0x1c0 [ 37.514016][ T81] Preemption disabled at: [ 37.514017][ T81] [] vprintk_emit+0x31b/0x3e0 [ 37.514025][ T81] CPU: 0 UID: 0 PID: 81 Comm: kworker/0:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 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+0x6f/0xa0 [ 37.514053][ T81] ? vprintk_emit+0x31b/0x3e0 [ 37.514057][ T81] __might_resched.cold+0x1fe/0x2c1 [ 37.514063][ T81] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 37.514069][ T81] ? __kmalloc_noprof+0xdb/0x760 [ 37.514077][ T81] __kmalloc_noprof+0x443/0x760 [ 37.514082][ T81] ? alloc_buf.isra.0+0x4b/0x260 [ 37.514091][ T81] ? do_raw_spin_unlock+0x59/0x250 [ 37.514095][ T81] alloc_buf.isra.0+0x4b/0x260 [ 37.514101][ T81] put_chars+0x1e1/0x2f0 [ 37.514107][ T81] ? __send_to_port+0x420/0x420 [ 37.514109][ T81] ? printk_get_next_message+0x2fe/0x7d0 [ 37.514116][ T81] ? rcu_read_lock_any_held+0x3c/0x90 [ 37.514120][ T81] ? validate_chain+0x38b/0xc20 [ 37.514127][ T81] hvc_console_print+0x292/0x780 [ 37.514132][ T81] ? __lock_acquire+0x518/0xc20 [ 37.514134][ T81] ? __lock_acquire+0x518/0xc20 [ 37.514143][ T81] ? hvc_write+0x3a0/0x3a0 [ 37.514150][ T81] ? rcu_is_watching+0x16/0xd0 [ 37.514154][ T81] ? lock_acquire+0x13c/0x160 [ 37.514162][ T81] console_emit_next_record+0x252/0x4f0 [ 37.514168][ T81] ? devkmsg_read+0x4e0/0x4e0 [ 37.514177][ T81] ? rcu_is_watching+0x16/0xd0 [ 37.514180][ T81] ? lock_acquire+0x13c/0x160 [ 37.514188][ T81] console_flush_one_record+0x46f/0x710 [ 37.514196][ T81] ? console_emit_next_record+0x4f0/0x4f0 [ 37.514198][ T81] ? __lock_acquire+0x518/0xc20 [ 37.514208][ T81] console_unlock+0xee/0x1f0 [ 37.514213][ T81] ? console_flush_one_record+0x710/0x710 [ 37.514216][ T81] ? rcu_is_watching+0x16/0xd0 [ 37.514219][ T81] ? lock_acquire+0xa0/0x160 [ 37.514226][ T81] ? __down_trylock_console_sem+0x5e/0xa0 [ 37.514229][ T81] ? vprintk_emit+0x320/0x3e0 [ 37.514235][ T81] vprintk_emit+0x37c/0x3e0 [ 37.514242][ T81] ? wake_up_klogd_work_func+0x90/0x90 [ 37.514253][ T81] dev_vprintk_emit+0x27f/0x2c0 [ 37.514261][ T81] ? device_rename.cold+0xa/0xa [ 37.514264][ T81] ? __lock_release.isra.0+0x69/0x1a0 [ 37.514271][ T81] ? do_raw_spin_unlock+0x59/0x250 [ 37.514276][ T81] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 37.514286][ T81] dev_printk_emit+0xb9/0xee [ 37.514290][ T81] ? dev_vprintk_emit+0x2c0/0x2c0 [ 37.514305][ T81] __netdev_printk+0x160/0x1d0 [ 37.514315][ T81] netdev_printk+0xdb/0x120 [ 37.514320][ T81] ? __netdev_printk+0x1d0/0x1d0 [ 37.514324][ T81] ? mark_held_locks+0x40/0x70 [ 37.514331][ T81] ? fbnic_mac_link_down_asic+0x75/0x110 [ 37.514336][ T81] ? lockdep_hardirqs_on+0x91/0x130 [ 37.514340][ T81] ? queue_delayed_work_on+0x95/0x100 [ 37.514345][ T81] ? fbnic_phylink_mac_link_down+0x99/0x120 [ 37.514353][ T81] phylink_resolve+0x5fe/0xde0 [ 37.514356][ T81] ? __lock_acquire+0x518/0xc20 [ 37.514363][ T81] ? phylink_ethtool_ksettings_set+0x1120/0x1120 [ 37.514370][ T81] ? rcu_is_watching+0x16/0xd0 [ 37.514373][ T81] ? rcu_is_watching+0x16/0xd0 [ 37.514376][ T81] ? lock_acquire+0x13c/0x160 [ 37.514379][ T81] ? rcu_is_watching+0x16/0xd0 [ 37.514386][ T81] process_one_work+0xe3e/0x1560 [ 37.514399][ T81] ? __queue_delayed_work+0x470/0x470 [ 37.514404][ T81] ? lock_acquire.part.0+0xd4/0x280 [ 37.514419][ T81] worker_thread+0x4f1/0xd60 [ 37.514426][ T81] ? rescuer_thread+0x1340/0x1340 [ 37.514429][ T81] ? __kthread_parkme+0xbd/0x210 [ 37.514434][ T81] ? rescuer_thread+0x1340/0x1340 [ 37.514439][ T81] ? rescuer_thread+0x1340/0x1340 [ 37.514442][ T81] kthread+0x367/0x460 [ 37.514445][ T81] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 37.514450][ T81] ? kthread_affine_preferred+0x4c0/0x4c0 [ 37.514455][ T81] ret_from_fork+0x474/0x6b0 [ 37.514461][ T81] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 37.514467][ T81] ? __switch_to+0x5a3/0xe00 [ 37.514472][ T81] ? kthread_affine_preferred+0x4c0/0x4c0 [ 37.514476][ T81] ret_from_fork_asm+0x11/0x20 [ 37.514493][ T81] [ 38.480625][ T536] fbnic 0000:01:00.0 enp1s0: configuring for inband/100gbase-p link mode [ 38.482454][ T10] fbnic 0000:01:00.0 enp1s0: Link is Up - 100Gbps/Full - flow control rx/tx [ 39.351343][ T108] fbnic 0000:01:00.0 enp1s0: Link is Down [ 39.351370][ T108] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 39.351375][ T108] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 108, name: kworker/3:2 [ 39.351377][ T108] preempt_count: 1, expected: 0 [ 39.351379][ T108] RCU nest depth: 0, expected: 0 [ 39.351380][ T108] locks held by kworker/3:2/108: 8, last CPU#3: [ 39.351383][ T108] #0: ff11000001093340 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 39.351399][ T108] #1: ffa00000007cfd10 ((work_completion)(&pl->resolve)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 39.351406][ T108] #2: ff110000081fc1f0 (&pl->phydev_mutex){+.+.}-{4:4}, at: phylink_resolve+0xe6/0xde0 [ 39.351422][ T108] #3: ff110000081fc168 (&pl->state_mutex){+.+.}-{4:4}, at: phylink_resolve+0x130/0xde0 [ 39.351434][ T108] #4: ffffffffa0b99dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 39.351444][ T108] #5: ffffffffa0b99e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 39.351449][ T108] #6: ffffffffa0a89760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 39.351455][ T108] #7: ffffffffa0a89660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 39.351461][ T108] irq event stamp: 4346 [ 39.351463][ T108] hardirqs last enabled at (4345): [] __down_trylock_console_sem+0x86/0xa0 [ 39.351471][ T108] hardirqs last disabled at (4346): [] console_emit_next_record+0x3f8/0x4f0 [ 39.351475][ T108] softirqs last enabled at (3810): [] handle_softirqs+0x67c/0x900 [ 39.351483][ T108] softirqs last disabled at (3687): [] __irq_exit_rcu+0x145/0x1c0 [ 39.351490][ T108] Preemption disabled at: [ 39.351492][ T108] [] vprintk_emit+0x31b/0x3e0 [ 39.351501][ T108] CPU: 3 UID: 0 PID: 108 Comm: kworker/3:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 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+0x6f/0xa0 [ 39.351529][ T108] ? vprintk_emit+0x31b/0x3e0 [ 39.351532][ T108] __might_resched.cold+0x1fe/0x2c1 [ 39.351539][ T108] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 39.351544][ T108] ? __kmalloc_noprof+0xdb/0x760 [ 39.351555][ T108] __kmalloc_noprof+0x443/0x760 [ 39.351564][ T108] ? alloc_buf.isra.0+0x4b/0x260 [ 39.351579][ T108] ? do_raw_spin_unlock+0x59/0x250 [ 39.351586][ T108] alloc_buf.isra.0+0x4b/0x260 [ 39.351593][ T108] put_chars+0x1e1/0x2f0 [ 39.351598][ T108] ? __send_to_port+0x420/0x420 [ 39.351601][ T108] ? printk_get_next_message+0x2fe/0x7d0 [ 39.351606][ T108] ? rcu_read_lock_any_held+0x3c/0x90 [ 39.351610][ T108] ? validate_chain+0x38b/0xc20 [ 39.351625][ T108] hvc_console_print+0x292/0x780 [ 39.351635][ T108] ? __lock_acquire+0x518/0xc20 [ 39.351641][ T108] ? __lock_acquire+0x518/0xc20 [ 39.351650][ T108] ? hvc_write+0x3a0/0x3a0 [ 39.351656][ T108] ? rcu_is_watching+0x16/0xd0 [ 39.351660][ T108] ? lock_acquire+0x13c/0x160 [ 39.351667][ T108] console_emit_next_record+0x252/0x4f0 [ 39.351675][ T108] ? devkmsg_read+0x4e0/0x4e0 [ 39.351694][ T108] ? rcu_is_watching+0x16/0xd0 [ 39.351704][ T108] ? lock_acquire+0x13c/0x160 [ 39.351711][ T108] console_flush_one_record+0x46f/0x710 [ 39.351718][ T108] ? console_emit_next_record+0x4f0/0x4f0 [ 39.351721][ T108] ? __lock_acquire+0x518/0xc20 [ 39.351730][ T108] console_unlock+0xee/0x1f0 [ 39.351735][ T108] ? console_flush_one_record+0x710/0x710 [ 39.351738][ T108] ? rcu_is_watching+0x16/0xd0 [ 39.351741][ T108] ? lock_acquire+0xa0/0x160 [ 39.351747][ T108] ? __down_trylock_console_sem+0x5e/0xa0 [ 39.351750][ T108] ? vprintk_emit+0x320/0x3e0 [ 39.351756][ T108] vprintk_emit+0x37c/0x3e0 [ 39.351774][ T108] ? wake_up_klogd_work_func+0x90/0x90 [ 39.351792][ T108] dev_vprintk_emit+0x27f/0x2c0 [ 39.351803][ T108] ? device_rename.cold+0xa/0xa [ 39.351806][ T108] ? __lock_release.isra.0+0x69/0x1a0 [ 39.351812][ T108] ? do_raw_spin_unlock+0x59/0x250 [ 39.351816][ T108] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 39.351826][ T108] dev_printk_emit+0xb9/0xee [ 39.351830][ T108] ? dev_vprintk_emit+0x2c0/0x2c0 [ 39.351845][ T108] __netdev_printk+0x160/0x1d0 [ 39.351865][ T108] netdev_printk+0xdb/0x120 [ 39.351872][ T108] ? __netdev_printk+0x1d0/0x1d0 [ 39.351877][ T108] ? mark_held_locks+0x40/0x70 [ 39.351883][ T108] ? fbnic_mac_link_down_asic+0x75/0x110 [ 39.351887][ T108] ? lockdep_hardirqs_on+0x91/0x130 [ 39.351891][ T108] ? queue_delayed_work_on+0x95/0x100 [ 39.351895][ T108] ? fbnic_phylink_mac_link_down+0x99/0x120 [ 39.351906][ T108] phylink_resolve+0x5fe/0xde0 [ 39.351914][ T108] ? __lock_acquire+0x518/0xc20 [ 39.351925][ T108] ? phylink_ethtool_ksettings_set+0x1120/0x1120 [ 39.351935][ T108] ? rcu_is_watching+0x16/0xd0 [ 39.351938][ T108] ? rcu_is_watching+0x16/0xd0 [ 39.351941][ T108] ? lock_acquire+0x13c/0x160 [ 39.351944][ T108] ? rcu_is_watching+0x16/0xd0 [ 39.351951][ T108] process_one_work+0xe3e/0x1560 [ 39.351964][ T108] ? __queue_delayed_work+0x470/0x470 [ 39.351975][ T108] ? lock_acquire.part.0+0xd4/0x280 [ 39.351993][ T108] worker_thread+0x4f1/0xd60 [ 39.352002][ T108] ? rescuer_thread+0x1340/0x1340 [ 39.352006][ T108] ? __kthread_parkme+0xbd/0x210 [ 39.352011][ T108] ? rescuer_thread+0x1340/0x1340 [ 39.352015][ T108] ? rescuer_thread+0x1340/0x1340 [ 39.352024][ T108] kthread+0x367/0x460 [ 39.352029][ T108] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 39.352038][ T108] ? kthread_affine_preferred+0x4c0/0x4c0 [ 39.352049][ T108] ret_from_fork+0x474/0x6b0 [ 39.352055][ T108] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 39.352061][ T108] ? __switch_to+0x5a3/0xe00 [ 39.352066][ T108] ? kthread_affine_preferred+0x4c0/0x4c0 [ 39.352070][ T108] ret_from_fork_asm+0x11/0x20 [ 39.352085][ T108] [ 40.349713][ T543] fbnic 0000:01:00.0 enp1s0: configuring for inband/100gbase-p link mode [ 40.351636][ T385] fbnic 0000:01:00.0 enp1s0: Link is Up - 100Gbps/Full - flow control rx/tx [ 40.351653][ T385] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 40.351657][ T385] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 385, name: kworker/4:2 [ 40.351660][ T385] preempt_count: 1, expected: 0 [ 40.351661][ T385] RCU nest depth: 0, expected: 0 [ 40.351663][ T385] locks held by kworker/4:2/385: 8, last CPU#4: [ 40.351666][ T385] #0: ff11000001093340 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 40.351687][ T385] #1: ffa0000002a67d10 ((work_completion)(&pl->resolve)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 40.351694][ T385] #2: ff110000081fc1f0 (&pl->phydev_mutex){+.+.}-{4:4}, at: phylink_resolve+0xe6/0xde0 [ 40.351703][ T385] #3: ff110000081fc168 (&pl->state_mutex){+.+.}-{4:4}, at: phylink_resolve+0x130/0xde0 [ 40.351709][ T385] #4: ffffffffa0b99dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 40.351717][ T385] #5: ffffffffa0b99e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 40.351723][ T385] #6: ffffffffa0a89760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 40.351729][ T385] #7: ffffffffa0a89660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 40.351736][ T385] irq event stamp: 24218 [ 40.351737][ T385] hardirqs last enabled at (24217): [] __down_trylock_console_sem+0x86/0xa0 [ 40.351742][ T385] hardirqs last disabled at (24218): [] console_emit_next_record+0x3f8/0x4f0 [ 40.351745][ T385] softirqs last enabled at (21706): [] handle_softirqs+0x67c/0x900 [ 40.351749][ T385] softirqs last disabled at (21701): [] do_softirq+0xac/0xe0 [ 40.351752][ T385] Preemption disabled at: [ 40.351753][ T385] [] vprintk_emit+0x31b/0x3e0 [ 40.351762][ T385] CPU: 4 UID: 0 PID: 385 Comm: kworker/4:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 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+0x6f/0xa0 [ 40.351796][ T385] ? vprintk_emit+0x31b/0x3e0 [ 40.351799][ T385] __might_resched.cold+0x1fe/0x2c1 [ 40.351806][ T385] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 40.351812][ T385] ? __kmalloc_noprof+0xdb/0x760 [ 40.351821][ T385] __kmalloc_noprof+0x443/0x760 [ 40.351825][ T385] ? alloc_buf.isra.0+0x4b/0x260 [ 40.351835][ T385] ? do_raw_spin_unlock+0x59/0x250 [ 40.351839][ T385] alloc_buf.isra.0+0x4b/0x260 [ 40.351846][ T385] put_chars+0x1e1/0x2f0 [ 40.351851][ T385] ? __send_to_port+0x420/0x420 [ 40.351854][ T385] ? printk_get_next_message+0x2fe/0x7d0 [ 40.351860][ T385] ? rcu_read_lock_any_held+0x3c/0x90 [ 40.351864][ T385] ? validate_chain+0x38b/0xc20 [ 40.351872][ T385] hvc_console_print+0x292/0x780 [ 40.351877][ T385] ? __lock_acquire+0x518/0xc20 [ 40.351880][ T385] ? __lock_acquire+0x518/0xc20 [ 40.351889][ T385] ? hvc_write+0x3a0/0x3a0 [ 40.351896][ T385] ? rcu_is_watching+0x16/0xd0 [ 40.351901][ T385] ? lock_acquire+0x13c/0x160 [ 40.351908][ T385] console_emit_next_record+0x252/0x4f0 [ 40.351915][ T385] ? devkmsg_read+0x4e0/0x4e0 [ 40.351923][ T385] ? rcu_is_watching+0x16/0xd0 [ 40.351927][ T385] ? lock_acquire+0x13c/0x160 [ 40.351935][ T385] console_flush_one_record+0x46f/0x710 [ 40.351943][ T385] ? console_emit_next_record+0x4f0/0x4f0 [ 40.351945][ T385] ? __lock_acquire+0x518/0xc20 [ 40.351956][ T385] console_unlock+0xee/0x1f0 [ 40.351961][ T385] ? console_flush_one_record+0x710/0x710 [ 40.351964][ T385] ? rcu_is_watching+0x16/0xd0 [ 40.351967][ T385] ? lock_acquire+0xa0/0x160 [ 40.351975][ T385] ? __down_trylock_console_sem+0x5e/0xa0 [ 40.351977][ T385] ? vprintk_emit+0x320/0x3e0 [ 40.351983][ T385] vprintk_emit+0x37c/0x3e0 [ 40.351990][ T385] ? wake_up_klogd_work_func+0x90/0x90 [ 40.352002][ T385] dev_vprintk_emit+0x27f/0x2c0 [ 40.352009][ T385] ? device_rename.cold+0xa/0xa [ 40.352017][ T385] ? __virt_addr_valid+0x1cb/0x440 [ 40.352021][ T385] ? find_held_lock+0x2b/0x80 [ 40.352024][ T385] ? find_held_lock+0x2b/0x80 [ 40.352033][ T385] dev_printk_emit+0xb9/0xee [ 40.352037][ T385] ? dev_vprintk_emit+0x2c0/0x2c0 [ 40.352053][ T385] __netdev_printk+0x160/0x1d0 [ 40.352063][ T385] netdev_printk+0xdb/0x120 [ 40.352067][ T385] ? __netdev_printk+0x1d0/0x1d0 [ 40.352071][ T385] ? lockdep_hardirqs_on+0x91/0x130 [ 40.352076][ T385] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 40.352085][ T385] ? phylink_link_up.isra.0+0x54b/0x710 [ 40.352095][ T385] phylink_resolve+0x732/0xde0 [ 40.352098][ T385] ? __lock_acquire+0x518/0xc20 [ 40.352105][ T385] ? phylink_ethtool_ksettings_set+0x1120/0x1120 [ 40.352113][ T385] ? rcu_is_watching+0x16/0xd0 [ 40.352116][ T385] ? rcu_is_watching+0x16/0xd0 [ 40.352119][ T385] ? lock_acquire+0x13c/0x160 [ 40.352123][ T385] ? rcu_is_watching+0x16/0xd0 [ 40.352130][ T385] process_one_work+0xe3e/0x1560 [ 40.352143][ T385] ? __queue_delayed_work+0x470/0x470 [ 40.352148][ T385] ? lock_acquire.part.0+0xd4/0x280 [ 40.352163][ T385] worker_thread+0x4f1/0xd60 [ 40.352171][ T385] ? rescuer_thread+0x1340/0x1340 [ 40.352174][ T385] ? __kthread_parkme+0xbd/0x210 [ 40.352179][ T385] ? rescuer_thread+0x1340/0x1340 [ 40.352184][ T385] ? rescuer_thread+0x1340/0x1340 [ 40.352188][ T385] kthread+0x367/0x460 [ 40.352190][ T385] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 40.352195][ T385] ? kthread_affine_preferred+0x4c0/0x4c0 [ 40.352200][ T385] ret_from_fork+0x474/0x6b0 [ 40.352206][ T385] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 40.352212][ T385] ? __switch_to+0x5a3/0xe00 [ 40.352216][ T385] ? kthread_affine_preferred+0x4c0/0x4c0 [ 40.352221][ T385] ret_from_fork_asm+0x11/0x20 [ 40.352238][ T385] [ 41.047541][ T24] fbnic 0000:01:00.0 enp1s0: Link is Down [ 41.485295][ T548] fbnic 0000:01:00.0 enp1s0: configuring for inband/100gbase-p link mode [ 41.485320][ T548] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 41.485324][ T548] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 548, name: ip [ 41.485326][ T548] preempt_count: 1, expected: 0 [ 41.485328][ T548] RCU nest depth: 0, expected: 0 [ 41.485329][ T548] locks held by ip/548: 6, last CPU#4: [ 41.485332][ T548] #0: ffffffffa135f900 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 41.485348][ T548] #1: ff11000008230df0 (&dev->lock){+.+.}-{4:4}, at: do_setlink.isra.0+0x27a/0x2a60 [ 41.485355][ T548] #2: ffffffffa0b99dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 41.485364][ T548] #3: ffffffffa0b99e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 41.485370][ T548] #4: ffffffffa0a89760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 41.485376][ T548] #5: ffffffffa0a89660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 41.485383][ T548] irq event stamp: 17568 [ 41.485384][ T548] hardirqs last enabled at (17567): [] __down_trylock_console_sem+0x86/0xa0 [ 41.485388][ T548] hardirqs last disabled at (17568): [] console_emit_next_record+0x3f8/0x4f0 [ 41.485391][ T548] softirqs last enabled at (17126): [] handle_softirqs+0x67c/0x900 [ 41.485396][ T548] softirqs last disabled at (17067): [] __irq_exit_rcu+0x145/0x1c0 [ 41.485400][ T548] Preemption disabled at: [ 41.485400][ T548] [] vprintk_emit+0x31b/0x3e0 [ 41.485409][ T548] CPU: 4 UID: 0 PID: 548 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 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+0x6f/0xa0 [ 41.485431][ T548] ? vprintk_emit+0x31b/0x3e0 [ 41.485435][ T548] __might_resched.cold+0x1fe/0x2c1 [ 41.485441][ T548] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 41.485447][ T548] ? __kmalloc_noprof+0xdb/0x760 [ 41.485454][ T548] __kmalloc_noprof+0x443/0x760 [ 41.485458][ T548] ? alloc_buf.isra.0+0x4b/0x260 [ 41.485469][ T548] ? do_raw_spin_unlock+0x59/0x250 [ 41.485473][ T548] alloc_buf.isra.0+0x4b/0x260 [ 41.485479][ T548] put_chars+0x1e1/0x2f0 [ 41.485484][ T548] ? __send_to_port+0x420/0x420 [ 41.485487][ T548] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 41.485493][ T548] ? rcu_read_lock_any_held+0x3c/0x90 [ 41.485497][ T548] ? validate_chain+0x38b/0xc20 [ 41.485505][ T548] hvc_console_print+0x292/0x780 [ 41.485510][ T548] ? __lock_acquire+0x518/0xc20 [ 41.485520][ T548] ? hvc_write+0x3a0/0x3a0 [ 41.485525][ T548] ? rcu_is_watching+0x16/0xd0 [ 41.485535][ T548] console_emit_next_record+0x252/0x4f0 [ 41.485541][ T548] ? devkmsg_read+0x4e0/0x4e0 [ 41.485550][ T548] ? rcu_is_watching+0x16/0xd0 [ 41.485554][ T548] ? lock_acquire+0x13c/0x160 [ 41.485561][ T548] console_flush_one_record+0x46f/0x710 [ 41.485569][ T548] ? console_emit_next_record+0x4f0/0x4f0 [ 41.485572][ T548] ? __lock_acquire+0x518/0xc20 [ 41.485582][ T548] console_unlock+0xee/0x1f0 [ 41.485586][ T548] ? console_flush_one_record+0x710/0x710 [ 41.485589][ T548] ? rcu_is_watching+0x16/0xd0 [ 41.485594][ T548] ? lock_acquire+0xa0/0x160 [ 41.485600][ T548] ? __down_trylock_console_sem+0x5e/0xa0 [ 41.485603][ T548] ? vprintk_emit+0x320/0x3e0 [ 41.485609][ T548] vprintk_emit+0x37c/0x3e0 [ 41.485616][ T548] ? wake_up_klogd_work_func+0x90/0x90 [ 41.485620][ T548] ? __lock_release.isra.0+0x69/0x1a0 [ 41.485622][ T548] ? do_raw_read_unlock+0x70/0x70 [ 41.485631][ T548] dev_vprintk_emit+0x27f/0x2c0 [ 41.485639][ T548] ? device_rename.cold+0xa/0xa [ 41.485647][ T548] ? proc_mkdir+0xf6/0x160 [ 41.485651][ T548] ? __lock_release.isra.0+0x69/0x1a0 [ 41.485655][ T548] ? proc_create_mount_point+0x160/0x160 [ 41.485663][ T548] dev_printk_emit+0xb9/0xee [ 41.485667][ T548] ? dev_vprintk_emit+0x2c0/0x2c0 [ 41.485673][ T548] ? irq_seq_stop+0x120/0x120 [ 41.485690][ T548] __netdev_printk+0x160/0x1d0 [ 41.485700][ T548] netdev_printk+0xdb/0x120 [ 41.485704][ T548] ? __netdev_printk+0x1d0/0x1d0 [ 41.485715][ T548] ? fbnic_irq_test+0x1c0/0x1c0 [ 41.485725][ T548] phylink_start.cold+0x74/0x92 [ 41.485730][ T548] ? rtnl_is_locked+0x15/0x20 [ 41.485735][ T548] __fbnic_open+0x153/0x190 [ 41.485741][ T548] fbnic_open+0x47/0x70 [ 41.485745][ T548] __dev_open+0x322/0x7a0 [ 41.485750][ T548] ? netif_state_change+0x3d0/0x3d0 [ 41.485752][ T548] ? __lock_release.isra.0+0x69/0x1a0 [ 41.485757][ T548] ? mark_held_locks+0x40/0x70 [ 41.485765][ T548] __dev_change_flags+0x4a4/0x6d0 [ 41.485770][ T548] ? netif_set_allmulti+0x2c0/0x2c0 [ 41.485775][ T548] ? __kernel_text_address+0x12/0x30 [ 41.485779][ T548] ? write_profile+0xf0/0xf0 [ 41.485794][ T548] netif_change_flags+0x87/0x190 [ 41.485799][ T548] ? do_setlink.isra.0+0x27a/0x2a60 [ 41.485802][ T548] do_setlink.isra.0+0x1d25/0x2a60 [ 41.485809][ T548] ? stack_trace_save+0x93/0xc0 [ 41.485813][ T548] ? rtnl_link_get_size+0x350/0x350 [ 41.485815][ T548] ? rcu_read_lock_any_held+0x66/0x90 [ 41.485819][ T548] ? stack_depot_save_flags+0x38e/0x790 [ 41.485824][ T548] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 41.485829][ T548] ? rcu_read_lock_any_held+0x3c/0x90 [ 41.485832][ T548] ? validate_chain+0x38b/0xc20 [ 41.485836][ T548] ? kasan_save_stack+0x3d/0x50 [ 41.485841][ T548] ? kasan_save_stack+0x2f/0x50 [ 41.485843][ T548] ? kasan_save_track+0x14/0x30 [ 41.485849][ T548] ? __lock_acquire+0x518/0xc20 [ 41.485852][ T548] ? netlink_setsockopt+0x7cd/0x940 [ 41.485857][ T548] ? ___sys_sendmsg+0x80/0x1d0 [ 41.485864][ T548] ? lock_acquire.part.0+0xd4/0x280 [ 41.485867][ T548] ? rtnl_newlink+0x9a8/0x11b0 [ 41.485873][ T548] ? rcu_is_watching+0x16/0xd0 [ 41.485877][ T548] ? lock_acquire+0x13c/0x160 [ 41.485879][ T548] ? rcu_is_watching+0x16/0xd0 [ 41.485882][ T548] ? rcu_is_watching+0x16/0xd0 [ 41.485886][ T548] ? trace_contention_end+0xb3/0x180 [ 41.485891][ T548] ? __mutex_lock+0x1db/0x1ea0 [ 41.485895][ T548] ? __mutex_lock+0x9a3/0x1ea0 [ 41.485899][ T548] ? rtnl_newlink+0x9a8/0x11b0 [ 41.485906][ T548] ? ww_mutex_lock+0x160/0x160 [ 41.485917][ T548] ? __rtnl_newlink+0x3fa/0xa50 [ 41.485928][ T548] rtnl_newlink+0x9f1/0x11b0 [ 41.485939][ T548] ? rtnl_bridge_getlink+0x850/0x850 [ 41.485943][ T548] ? __lock_acquire+0x518/0xc20 [ 41.485951][ T548] ? lock_acquire.part.0+0xd4/0x280 [ 41.485954][ T548] ? find_held_lock+0x2b/0x80 [ 41.485958][ T548] ? rtnl_bridge_getlink+0x850/0x850 [ 41.485961][ T548] ? __lock_release.isra.0+0x69/0x1a0 [ 41.485968][ T548] ? rtnl_bridge_getlink+0x850/0x850 [ 41.485972][ T548] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 41.485979][ T548] ? rtnl_link_fill+0x900/0x900 [ 41.485981][ T548] ? __lock_acquire+0x518/0xc20 [ 41.485990][ T548] ? lock_acquire.part.0+0xd4/0x280 [ 41.485993][ T548] ? find_held_lock+0x2b/0x80 [ 41.485999][ T548] netlink_rcv_skb+0x14e/0x3a0 [ 41.486003][ T548] ? rtnl_link_fill+0x900/0x900 [ 41.486009][ T548] ? netlink_ack+0xcd0/0xcd0 [ 41.486021][ T548] ? netlink_deliver_tap+0xc5/0x330 [ 41.486024][ T548] ? netlink_deliver_tap+0x13c/0x330 [ 41.486033][ T548] netlink_unicast+0x486/0x750 [ 41.486040][ T548] ? netlink_attachskb+0x810/0x810 [ 41.486045][ T548] ? __lock_acquire+0x518/0xc20 [ 41.486053][ T548] netlink_sendmsg+0x735/0xc60 [ 41.486061][ T548] ? netlink_unicast+0x750/0x750 [ 41.486068][ T548] ? __might_fault+0x97/0x140 [ 41.486077][ T548] ____sys_sendmsg+0x415/0x880 [ 41.486082][ T548] ? copy_msghdr_from_user+0x279/0x420 [ 41.486086][ T548] ? get_timestamp.constprop.0+0x3a0/0x3a0 [ 41.486089][ T548] ? move_addr_to_kernel+0x40/0x40 [ 41.486104][ T548] ___sys_sendmsg+0x14e/0x1d0 [ 41.486108][ T548] ? copy_msghdr_from_user+0x420/0x420 [ 41.486140][ T548] __sys_sendmsg+0x12c/0x1d0 [ 41.486145][ T548] ? __sys_sendmsg_sock+0x20/0x20 [ 41.486157][ T548] ? rcu_is_watching+0x16/0xd0 [ 41.486163][ T548] do_syscall_64+0xff/0x530 [ 41.486167][ T548] ? exc_page_fault+0xee/0x100 [ 41.486173][ T548] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 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 [ 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 [ 41.486196][ T548] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffca38ddb20 [ 41.486209][ T548] [ 41.673229][ T385] fbnic 0000:01:00.0 enp1s0: Link is Up - 100Gbps/Full - flow control rx/tx