[ 23.602084][ T34] fbnic 0000:01:00.0 enp1s0: Link is Down [ 23.602113][ T34] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 23.602116][ T34] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 34, name: kworker/3:0 [ 23.602117][ T34] preempt_count: 1, expected: 0 [ 23.602118][ T34] RCU nest depth: 0, expected: 0 [ 23.602119][ T34] locks held by kworker/3:0/34: 8, last CPU#3: [ 23.602121][ T34] #0: ff11000001093340 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 23.602134][ T34] #1: ffa000000028fd10 ((work_completion)(&pl->resolve)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 23.602138][ T34] #2: ff1100000827c1f0 (&pl->phydev_mutex){+.+.}-{4:4}, at: phylink_resolve+0xe6/0xde0 [ 23.602144][ T34] #3: ff1100000827c168 (&pl->state_mutex){+.+.}-{4:4}, at: phylink_resolve+0x130/0xde0 [ 23.602147][ T34] #4: ffffffffb6999dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 23.602153][ T34] #5: ffffffffb6999e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 23.602157][ T34] #6: ffffffffb6889760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 23.602160][ T34] #7: ffffffffb6889660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 23.602164][ T34] irq event stamp: 174 [ 23.602165][ T34] hardirqs last enabled at (173): [] __down_trylock_console_sem+0x86/0xa0 [ 23.602168][ T34] hardirqs last disabled at (174): [] console_emit_next_record+0x3f8/0x4f0 [ 23.602170][ T34] softirqs last enabled at (0): [] copy_process+0x1d8f/0x62d0 [ 23.602173][ T34] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 23.602181][ T34] Preemption disabled at: [ 23.602181][ T34] [] vprintk_emit+0x31b/0x3e0 [ 23.602187][ T34] CPU: 3 UID: 0 PID: 34 Comm: kworker/3:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 23.602191][ T34] Tainted: [W]=WARN [ 23.602191][ T34] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 23.602193][ T34] Workqueue: events_power_efficient phylink_resolve [ 23.602196][ T34] Call Trace: [ 23.602199][ T34] [ 23.602201][ T34] dump_stack_lvl+0x6f/0xa0 [ 23.602207][ T34] ? vprintk_emit+0x31b/0x3e0 [ 23.602209][ T34] __might_resched.cold+0x1fe/0x2c1 [ 23.602214][ T34] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 23.602218][ T34] ? __kmalloc_noprof+0xdb/0x760 [ 23.602223][ T34] __kmalloc_noprof+0x443/0x760 [ 23.602226][ T34] ? alloc_buf.isra.0+0x4b/0x260 [ 23.602232][ T34] ? do_raw_spin_unlock+0x59/0x250 [ 23.602235][ T34] alloc_buf.isra.0+0x4b/0x260 [ 23.602239][ T34] put_chars+0x1e1/0x2f0 [ 23.602242][ T34] ? __send_to_port+0x420/0x420 [ 23.602244][ T34] ? printk_get_next_message+0x2fe/0x7d0 [ 23.602248][ T34] ? rcu_read_lock_any_held+0x3c/0x90 [ 23.602250][ T34] ? validate_chain+0x38b/0xc20 [ 23.602255][ T34] hvc_console_print+0x292/0x780 [ 23.602258][ T34] ? __lock_acquire+0x518/0xc20 [ 23.602260][ T34] ? __lock_acquire+0x518/0xc20 [ 23.602265][ T34] ? hvc_write+0x3a0/0x3a0 [ 23.602268][ T34] ? rcu_is_watching+0x16/0xd0 [ 23.602271][ T34] ? lock_acquire+0x13c/0x160 [ 23.602275][ T34] console_emit_next_record+0x252/0x4f0 [ 23.602279][ T34] ? devkmsg_read+0x4e0/0x4e0 [ 23.602284][ T34] ? rcu_is_watching+0x16/0xd0 [ 23.602286][ T34] ? lock_acquire+0x13c/0x160 [ 23.602290][ T34] console_flush_one_record+0x46f/0x710 [ 23.602294][ T34] ? console_emit_next_record+0x4f0/0x4f0 [ 23.602296][ T34] ? __lock_acquire+0x518/0xc20 [ 23.602301][ T34] console_unlock+0xee/0x1f0 [ 23.602304][ T34] ? console_flush_one_record+0x710/0x710 [ 23.602306][ T34] ? rcu_is_watching+0x16/0xd0 [ 23.602309][ T34] ? lock_acquire+0xa0/0x160 [ 23.602312][ T34] ? __down_trylock_console_sem+0x5e/0xa0 [ 23.602314][ T34] ? vprintk_emit+0x320/0x3e0 [ 23.602317][ T34] vprintk_emit+0x37c/0x3e0 [ 23.602321][ T34] ? wake_up_klogd_work_func+0x90/0x90 [ 23.602324][ T34] ? wakeup_preempt_fair+0x6cf/0x15d0 [ 23.602337][ T34] dev_vprintk_emit+0x27f/0x2c0 [ 23.602342][ T34] ? device_rename.cold+0xa/0xa [ 23.602347][ T34] ? _raw_spin_unlock_irq_enable+0x5b/0x90 [ 23.602352][ T34] ? try_to_wake_up+0x153/0x1130 [ 23.602356][ T34] dev_printk_emit+0xb9/0xee [ 23.602359][ T34] ? dev_vprintk_emit+0x2c0/0x2c0 [ 23.602362][ T34] ? find_held_lock+0x2b/0x80 [ 23.602365][ T34] ? __lock_release.isra.0+0x69/0x1a0 [ 23.602369][ T34] __netdev_printk+0x160/0x1d0 [ 23.602376][ T34] netdev_printk+0xdb/0x120 [ 23.602378][ T34] ? __netdev_printk+0x1d0/0x1d0 [ 23.602381][ T34] ? mark_held_locks+0x40/0x70 [ 23.602385][ T34] ? fbnic_mac_link_down_asic+0x75/0x110 [ 23.602388][ T34] ? lockdep_hardirqs_on+0x91/0x130 [ 23.602392][ T34] ? queue_delayed_work_on+0x95/0x100 [ 23.602396][ T34] ? fbnic_phylink_mac_link_down+0x99/0x120 [ 23.602402][ T34] phylink_resolve+0x5fe/0xde0 [ 23.602405][ T34] ? __lock_acquire+0x518/0xc20 [ 23.602412][ T34] ? phylink_ethtool_ksettings_set+0x1120/0x1120 [ 23.602419][ T34] ? rcu_is_watching+0x16/0xd0 [ 23.602421][ T34] ? rcu_is_watching+0x16/0xd0 [ 23.602425][ T34] ? lock_acquire+0x13c/0x160 [ 23.602428][ T34] ? rcu_is_watching+0x16/0xd0 [ 23.602435][ T34] process_one_work+0xe3e/0x1560 [ 23.602446][ T34] ? __queue_delayed_work+0x470/0x470 [ 23.602451][ T34] ? find_held_lock+0x2b/0x80 [ 23.602459][ T34] worker_thread+0x4f1/0xd60 [ 23.602466][ T34] ? rescuer_thread+0x1340/0x1340 [ 23.602468][ T34] kthread+0x367/0x460 [ 23.602471][ T34] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 23.602474][ T34] ? kthread_affine_preferred+0x4c0/0x4c0 [ 23.602477][ T34] ret_from_fork+0x474/0x6b0 [ 23.602481][ T34] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 23.602485][ T34] ? __switch_to+0x5a3/0xe00 [ 23.602488][ T34] ? kthread_affine_preferred+0x4c0/0x4c0 [ 23.602490][ T34] ret_from_fork_asm+0x11/0x20 [ 23.602499][ T34] [ 24.044742][ T375] fbnic 0000:01:00.0 enp1s0: configuring for inband/100gbase-p link mode [ 24.049833][ T65] fbnic 0000:01:00.0 enp1s0: Link is Up - 100Gbps/Full - flow control rx/tx