[ 20.514558][ T375] fbnic 0000:01:00.0 enp1s0: Link is Down [ 20.514576][ T375] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 20.514578][ T375] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 375, name: kworker/2:2 [ 20.514580][ T375] preempt_count: 1, expected: 0 [ 20.514581][ T375] RCU nest depth: 0, expected: 0 [ 20.514582][ T375] locks held by kworker/2:2/375: 8, last CPU#2: [ 20.514584][ T375] #0: ff11000001093340 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 20.514596][ T375] #1: ffa00000033afd10 ((work_completion)(&pl->resolve)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 20.514599][ T375] #2: ff110000082ac1f0 (&pl->phydev_mutex){+.+.}-{4:4}, at: phylink_resolve+0xe6/0xde0 [ 20.514605][ T375] #3: ff110000082ac168 (&pl->state_mutex){+.+.}-{4:4}, at: phylink_resolve+0x130/0xde0 [ 20.514608][ T375] #4: ffffffffae399dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 20.514612][ T375] #5: ffffffffae399e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 20.514616][ T375] #6: ffffffffae289760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 20.514619][ T375] #7: ffffffffae289660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 20.514623][ T375] irq event stamp: 24 [ 20.514623][ T375] hardirqs last enabled at (23): [] __down_trylock_console_sem+0x86/0xa0 [ 20.514626][ T375] hardirqs last disabled at (24): [] console_emit_next_record+0x3f8/0x4f0 [ 20.514628][ T375] softirqs last enabled at (0): [] copy_process+0x1d8f/0x62d0 [ 20.514630][ T375] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 20.514634][ T375] Preemption disabled at: [ 20.514635][ T375] [] vprintk_emit+0x31b/0x3e0 [ 20.514640][ T375] CPU: 2 UID: 0 PID: 375 Comm: kworker/2:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 20.514644][ T375] Tainted: [W]=WARN [ 20.514645][ T375] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 20.514647][ T375] Workqueue: events_power_efficient phylink_resolve [ 20.514650][ T375] Call Trace: [ 20.514652][ T375] [ 20.514654][ T375] dump_stack_lvl+0x6f/0xa0 [ 20.514660][ T375] ? vprintk_emit+0x31b/0x3e0 [ 20.514662][ T375] __might_resched.cold+0x1fe/0x2c1 [ 20.514666][ T375] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 20.514671][ T375] ? __kmalloc_noprof+0xdb/0x760 [ 20.514676][ T375] __kmalloc_noprof+0x443/0x760 [ 20.514678][ T375] ? alloc_buf.isra.0+0x4b/0x260 [ 20.514684][ T375] ? do_raw_spin_unlock+0x59/0x250 [ 20.514687][ T375] alloc_buf.isra.0+0x4b/0x260 [ 20.514690][ T375] put_chars+0x1e1/0x2f0 [ 20.514693][ T375] ? __send_to_port+0x420/0x420 [ 20.514695][ T375] ? printk_get_next_message+0x2fe/0x7d0 [ 20.514699][ T375] ? rcu_read_lock_any_held+0x3c/0x90 [ 20.514701][ T375] ? validate_chain+0x38b/0xc20 [ 20.514705][ T375] hvc_console_print+0x292/0x780 [ 20.514709][ T375] ? __lock_acquire+0x518/0xc20 [ 20.514710][ T375] ? __lock_acquire+0x518/0xc20 [ 20.514715][ T375] ? hvc_write+0x3a0/0x3a0 [ 20.514718][ T375] ? rcu_is_watching+0x16/0xd0 [ 20.514721][ T375] ? lock_acquire+0x13c/0x160 [ 20.514725][ T375] console_emit_next_record+0x252/0x4f0 [ 20.514729][ T375] ? devkmsg_read+0x4e0/0x4e0 [ 20.514733][ T375] ? rcu_is_watching+0x16/0xd0 [ 20.514736][ T375] ? lock_acquire+0x13c/0x160 [ 20.514740][ T375] console_flush_one_record+0x46f/0x710 [ 20.514744][ T375] ? console_emit_next_record+0x4f0/0x4f0 [ 20.514746][ T375] ? __lock_acquire+0x518/0xc20 [ 20.514751][ T375] console_unlock+0xee/0x1f0 [ 20.514753][ T375] ? console_flush_one_record+0x710/0x710 [ 20.514755][ T375] ? rcu_is_watching+0x16/0xd0 [ 20.514757][ T375] ? lock_acquire+0xa0/0x160 [ 20.514761][ T375] ? __down_trylock_console_sem+0x5e/0xa0 [ 20.514762][ T375] ? vprintk_emit+0x320/0x3e0 [ 20.514765][ T375] vprintk_emit+0x37c/0x3e0 [ 20.514769][ T375] ? wake_up_klogd_work_func+0x90/0x90 [ 20.514772][ T375] ? wakeup_preempt_fair+0x6cf/0x15d0 [ 20.514777][ T375] dev_vprintk_emit+0x27f/0x2c0 [ 20.514782][ T375] ? device_rename.cold+0xa/0xa [ 20.514787][ T375] ? _raw_spin_unlock_irq_enable+0x5b/0x90 [ 20.514791][ T375] ? try_to_wake_up+0x153/0x1130 [ 20.514795][ T375] dev_printk_emit+0xb9/0xee [ 20.514798][ T375] ? dev_vprintk_emit+0x2c0/0x2c0 [ 20.514801][ T375] ? find_held_lock+0x2b/0x80 [ 20.514803][ T375] ? __lock_release.isra.0+0x69/0x1a0 [ 20.514808][ T375] __netdev_printk+0x160/0x1d0 [ 20.514814][ T375] netdev_printk+0xdb/0x120 [ 20.514816][ T375] ? __netdev_printk+0x1d0/0x1d0 [ 20.514819][ T375] ? mark_held_locks+0x40/0x70 [ 20.514822][ T375] ? fbnic_mac_link_down_asic+0x75/0x110 [ 20.514826][ T375] ? lockdep_hardirqs_on+0x91/0x130 [ 20.514828][ T375] ? queue_delayed_work_on+0x95/0x100 [ 20.514831][ T375] ? fbnic_phylink_mac_link_down+0x99/0x120 [ 20.514835][ T375] phylink_resolve+0x5fe/0xde0 [ 20.514836][ T375] ? __lock_acquire+0x518/0xc20 [ 20.514840][ T375] ? phylink_ethtool_ksettings_set+0x1120/0x1120 [ 20.514844][ T375] ? rcu_is_watching+0x16/0xd0 [ 20.514845][ T375] ? rcu_is_watching+0x16/0xd0 [ 20.514847][ T375] ? lock_acquire+0x13c/0x160 [ 20.514849][ T375] ? rcu_is_watching+0x16/0xd0 [ 20.514853][ T375] process_one_work+0xe3e/0x1560 [ 20.514859][ T375] ? __queue_delayed_work+0x470/0x470 [ 20.514862][ T375] ? lock_acquire.part.0+0xd4/0x280 [ 20.514869][ T375] worker_thread+0x4f1/0xd60 [ 20.514873][ T375] ? rescuer_thread+0x1340/0x1340 [ 20.514875][ T375] ? __kthread_parkme+0xbd/0x210 [ 20.514878][ T375] ? rescuer_thread+0x1340/0x1340 [ 20.514881][ T375] ? rescuer_thread+0x1340/0x1340 [ 20.514883][ T375] kthread+0x367/0x460 [ 20.514885][ T375] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 20.514888][ T375] ? kthread_affine_preferred+0x4c0/0x4c0 [ 20.514891][ T375] ret_from_fork+0x474/0x6b0 [ 20.514895][ T375] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 20.514897][ T375] ? trace_x86_fpu_regs_deactivated+0x9b/0x190 [ 20.514899][ T375] ? save_fpregs_to_fpstate+0x46/0x1a0 [ 20.514901][ T375] ? __switch_to+0x5a3/0xe00 [ 20.514903][ T375] ? kthread_affine_preferred+0x4c0/0x4c0 [ 20.514906][ T375] ret_from_fork_asm+0x11/0x20 [ 20.514922][ T375] [ 20.908653][ T376] fbnic 0000:01:00.0 enp1s0: configuring for inband/100gbase-p link mode [ 20.909552][ T68] fbnic 0000:01:00.0 enp1s0: Link is Up - 100Gbps/Full - flow control rx/tx