[ 17.535513][ T39] fbnic 0000:01:00.0 enp1s0: Link is Down [ 17.535531][ T39] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 17.535534][ T39] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 39, name: kworker/4:0 [ 17.535536][ T39] preempt_count: 1, expected: 0 [ 17.535537][ T39] RCU nest depth: 0, expected: 0 [ 17.535538][ T39] INFO: lockdep is turned off. [ 17.535539][ T39] irq event stamp: 510 [ 17.535540][ T39] hardirqs last enabled at (509): [] _raw_spin_unlock_irq+0x28/0x50 [ 17.535548][ T39] hardirqs last disabled at (510): [] __schedule+0x1246/0x20e0 [ 17.535551][ T39] softirqs last enabled at (256): [] handle_softirqs+0x67c/0x900 [ 17.535555][ T39] softirqs last disabled at (249): [] __irq_exit_rcu+0x145/0x1c0 [ 17.535557][ T39] Preemption disabled at: [ 17.535558][ T39] [] vprintk_emit+0x31b/0x3e0 [ 17.535565][ T39] CPU: 4 UID: 0 PID: 39 Comm: kworker/4:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 17.535569][ T39] Tainted: [W]=WARN [ 17.535570][ T39] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 17.535572][ T39] Workqueue: events_power_efficient phylink_resolve [ 17.535579][ T39] Call Trace: [ 17.535581][ T39] [ 17.535582][ T39] dump_stack_lvl+0x6f/0xa0 [ 17.535588][ T39] ? vprintk_emit+0x31b/0x3e0 [ 17.535589][ T39] __might_resched.cold+0x1fe/0x2c1 [ 17.535594][ T39] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 17.535597][ T39] ? rcu_is_watching+0x16/0xd0 [ 17.535600][ T39] __kmalloc_noprof+0x443/0x760 [ 17.535604][ T39] ? __rwlock_init+0x150/0x150 [ 17.535614][ T39] ? alloc_buf.isra.0+0x4b/0x260 [ 17.535618][ T39] ? do_raw_spin_unlock+0x59/0x250 [ 17.535620][ T39] alloc_buf.isra.0+0x4b/0x260 [ 17.535623][ T39] put_chars+0x1e1/0x2f0 [ 17.535625][ T39] ? __send_to_port+0x420/0x420 [ 17.535627][ T39] ? printk_get_next_message+0x2fe/0x7d0 [ 17.535629][ T39] ? console_prepend_replay+0x20/0x20 [ 17.535631][ T39] ? desc_read+0x219/0x2f0 [ 17.535634][ T39] hvc_console_print+0x292/0x780 [ 17.535638][ T39] ? hvc_write+0x3a0/0x3a0 [ 17.535640][ T39] ? __rwlock_init+0x150/0x150 [ 17.535642][ T39] ? rcu_is_watching+0x16/0xd0 [ 17.535643][ T39] ? rcu_is_watching+0x16/0xd0 [ 17.535645][ T39] ? lock_acquire+0x13c/0x160 [ 17.535647][ T39] console_emit_next_record+0x252/0x4f0 [ 17.535650][ T39] ? devkmsg_read+0x4e0/0x4e0 [ 17.535651][ T39] ? _prb_read_valid+0x6e0/0x6e0 [ 17.535653][ T39] ? rcu_is_watching+0x16/0xd0 [ 17.535655][ T39] ? rcu_is_watching+0x16/0xd0 [ 17.535656][ T39] ? rcu_is_watching+0x16/0xd0 [ 17.535658][ T39] ? lock_acquire+0x13c/0x160 [ 17.535660][ T39] ? console_flush_one_record+0x111/0x710 [ 17.535661][ T39] console_flush_one_record+0x46f/0x710 [ 17.535663][ T39] ? console_emit_next_record+0x4f0/0x4f0 [ 17.535666][ T39] console_unlock+0xee/0x1f0 [ 17.535668][ T39] ? lock_acquire+0x13c/0x160 [ 17.535669][ T39] ? console_flush_one_record+0x710/0x710 [ 17.535671][ T39] ? rcu_is_watching+0x16/0xd0 [ 17.535672][ T39] ? lock_release+0x184/0x1f0 [ 17.535674][ T39] ? lock_acquire+0xa0/0x160 [ 17.535675][ T39] ? sync_exp_reset_tree_hotplug+0x3e0/0x3f0 [ 17.535677][ T39] ? __down_trylock_console_sem+0x5e/0xa0 [ 17.535679][ T39] ? vprintk_emit+0x320/0x3e0 [ 17.535681][ T39] vprintk_emit+0x37c/0x3e0 [ 17.535683][ T39] ? wake_up_klogd_work_func+0x90/0x90 [ 17.535685][ T39] ? wakeup_preempt_fair+0x6cf/0x15d0 [ 17.535688][ T39] dev_vprintk_emit+0x27f/0x2c0 [ 17.535693][ T39] ? device_rename.cold+0xa/0xa [ 17.535694][ T39] ? trace_sched_wakeup+0x9b/0x160 [ 17.535696][ T39] ? _raw_spin_unlock_irq_enable+0x5b/0x90 [ 17.535698][ T39] ? try_to_wake_up+0x153/0x1130 [ 17.535701][ T39] dev_printk_emit+0xb9/0xee [ 17.535703][ T39] ? dev_vprintk_emit+0x2c0/0x2c0 [ 17.535704][ T39] ? rcu_is_watching+0x16/0xd0 [ 17.535706][ T39] ? __virt_addr_valid+0x102/0x440 [ 17.535713][ T39] ? __virt_addr_valid+0x1da/0x440 [ 17.535714][ T39] ? rcu_is_watching+0x16/0xd0 [ 17.535716][ T39] ? rcu_is_watching+0x16/0xd0 [ 17.535718][ T39] __netdev_printk+0x160/0x1d0 [ 17.535722][ T39] netdev_printk+0xdb/0x120 [ 17.535724][ T39] ? __netdev_printk+0x1d0/0x1d0 [ 17.535726][ T39] ? rcu_is_watching+0x16/0xd0 [ 17.535728][ T39] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 17.535731][ T39] ? fbnic_mac_link_down_asic+0x75/0x110 [ 17.535734][ T39] ? trace_hardirqs_on+0x36/0x40 [ 17.535735][ T39] ? fbnic_phylink_mac_link_down+0x99/0x120 [ 17.535737][ T39] phylink_resolve+0x5fe/0xde0 [ 17.535739][ T39] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 17.535741][ T39] ? debug_object_deactivate+0x221/0x440 [ 17.535744][ T39] ? phylink_ethtool_ksettings_set+0x1120/0x1120 [ 17.535746][ T39] ? rcu_is_watching+0x16/0xd0 [ 17.535748][ T39] ? rcu_is_watching+0x16/0xd0 [ 17.535749][ T39] ? lock_acquire+0x13c/0x160 [ 17.535751][ T39] ? rcu_is_watching+0x16/0xd0 [ 17.535753][ T39] process_one_work+0xe3e/0x1560 [ 17.535757][ T39] ? __queue_delayed_work+0x470/0x470 [ 17.535759][ T39] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 17.535761][ T39] ? __rwlock_init+0x150/0x150 [ 17.535763][ T39] worker_thread+0x4f1/0xd60 [ 17.535766][ T39] ? rescuer_thread+0x1340/0x1340 [ 17.535767][ T39] kthread+0x367/0x460 [ 17.535770][ T39] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 17.535771][ T39] ? kthread_affine_preferred+0x4c0/0x4c0 [ 17.535773][ T39] ret_from_fork+0x474/0x6b0 [ 17.535776][ T39] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 17.535778][ T39] ? __switch_to+0x5a3/0xe00 [ 17.535780][ T39] ? kthread_affine_preferred+0x4c0/0x4c0 [ 17.535782][ T39] ret_from_fork_asm+0x11/0x20 [ 17.535786][ T39] [ 17.871925][ T374] fbnic 0000:01:00.0 enp1s0: configuring for inband/100gbase-p link mode [ 17.872692][ T66] fbnic 0000:01:00.0 enp1s0: Link is Up - 100Gbps/Full - flow control rx/tx