====================================== | [ 43.714293][ T566] softirqs last disabled at (1026856): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 43.714296][ T566] Preemption disabled at: | [ 43.714297][ T566] 0x0 | [ 43.714308][ T566] Tainted: [W]=WARN [ 43.714309][ T566] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 43.714311][ T566] Call Trace: [ 43.714313][ T566] [ 43.714314][ T566] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 43.714321][ T566] __might_resched.cold (kernel/sched/core.c:9234) [ 43.714326][ T566] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 43.714330][ T566] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 43.714336][ T566] __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)) [ 43.714339][ T566] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.714345][ T566] ? 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) [ 43.714348][ T566] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.714352][ T566] put_chars (drivers/char/virtio_console.c:1176) [ 43.714356][ T566] ? __send_to_port (drivers/char/virtio_console.c:654) [ 43.714358][ T566] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 43.714362][ T566] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 43.714365][ T566] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 43.714370][ T566] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 43.714374][ T566] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.714375][ T566] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.714380][ T566] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 43.714384][ T566] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.714388][ T566] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.714392][ T566] console_emit_next_record (kernel/printk/printk.c:3183) [ 43.714396][ T566] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 43.714402][ T566] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.714404][ T566] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.714408][ T566] console_flush_one_record (kernel/printk/printk.c:3268) [ 43.714413][ T566] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 43.714415][ T566] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.714421][ T566] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 43.714424][ T566] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 43.714426][ T566] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.714429][ T566] ? 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)) [ 43.714433][ T566] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 43.714435][ T566] ? vprintk_emit (kernel/printk/printk.c:2478) [ 43.714439][ T566] vprintk_emit (kernel/printk/printk.c:2479) [ 43.714443][ T566] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 43.714447][ T566] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.714451][ T566] _printk (kernel/printk/printk.c:2504) [ 43.714454][ T566] ? snapshot_read.cold (user.c:?) [ 43.714458][ T566] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 43.714460][ T566] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.714465][ T566] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 43.714468][ T566] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 43.714472][ T566] ? exit_notify (kernel/exit.c:780) [ 43.714474][ T566] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 43.714477][ T566] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.714482][ T566] do_group_exit (kernel/exit.c:1151) [ 43.714486][ T566] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 43.714489][ T566] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 43.714491][ T566] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 43.714495][ T566] ? irq_exit_rcu (kernel/softirq.c:786) [ 43.714498][ T566] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 43.714501][ T566] RIP: 0033:0x7f40dd9441b8 [ 43.714503][ T566] Code: Unable to access opcode bytes at 0x7f40dd94418e. Code starting with the faulting instruction =========================================== [ 43.714504][ T566] RSP: 002b:00007ffd29cd02f8 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7 [ 43.714507][ T566] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f40dd9441b8 [ 43.714508][ T566] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000 [ 43.714509][ T566] RBP: 00007ffd29cd0480 R08: 0000560b37807f08 R09: 0000000000000000 [ 43.714510][ T566] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000 [ 43.714511][ T566] R13: 00007f40dd1a2050 R14: 00007f40dde7de70 R15: 0000560b3769dec0 | [ 50.243491][ T189] softirqs last disabled at (0): 0x0 | [ 50.243494][ T189] Preemption disabled at: | [ 50.243495][ T189] vprintk_emit (kernel/printk/printk.c:2471) | [ 50.243504][ T189] Tainted: [W]=WARN [ 50.243505][ T189] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 50.243507][ T189] Workqueue: events_power_efficient phylink_resolve [ 50.243510][ T189] Call Trace: [ 50.243512][ T189] [ 50.243514][ T189] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 50.243519][ T189] ? vprintk_emit (kernel/printk/printk.c:2471) [ 50.243521][ T189] __might_resched.cold (kernel/sched/core.c:9234) [ 50.243526][ T189] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 50.243530][ T189] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 50.243535][ T189] __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)) [ 50.243537][ T189] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 50.243543][ T189] ? 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) [ 50.243546][ T189] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 50.243549][ T189] put_chars (drivers/char/virtio_console.c:1176) [ 50.243553][ T189] ? __send_to_port (drivers/char/virtio_console.c:654) [ 50.243555][ T189] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 50.243558][ T189] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 50.243561][ T189] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 50.243565][ T189] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 50.243568][ T189] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 50.243570][ T189] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 50.243574][ T189] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 50.243578][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.243580][ T189] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 50.243584][ T189] console_emit_next_record (kernel/printk/printk.c:3183) [ 50.243588][ T189] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 50.243592][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.243594][ T189] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 50.243598][ T189] console_flush_one_record (kernel/printk/printk.c:3268) [ 50.243602][ T189] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 50.243604][ T189] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 50.243609][ T189] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 50.243612][ T189] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 50.243614][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.243616][ T189] ? 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)) [ 50.243619][ T189] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 50.243621][ T189] ? vprintk_emit (kernel/printk/printk.c:2478) [ 50.243624][ T189] vprintk_emit (kernel/printk/printk.c:2479) [ 50.243628][ T189] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 50.243631][ T189] ? wakeup_preempt_fair (kernel/sched/fair.c:1142 kernel/sched/fair.c:10033) [ 50.243636][ T189] dev_vprintk_emit (drivers/base/core.c:5000) [ 50.243641][ T189] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 50.243646][ T189] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 50.243650][ T189] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 50.243654][ T189] dev_printk_emit (drivers/base/core.c:5011) [ 50.243657][ T189] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 50.243660][ T189] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 50.243663][ T189] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 50.243667][ T189] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 50.243681][ T189] netdev_printk (net/core/dev.c:13166) [ 50.243684][ T189] ? __netdev_printk (net/core/dev.c:13151 (discriminator 1)) [ 50.243686][ T189] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 50.243689][ T189] ? fbnic_mac_link_down_asic (drivers/net/ethernet/meta/fbnic/fbnic_mac.c:708) [ 50.243693][ T189] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 50.243696][ T189] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 50.243698][ T189] ? fbnic_phylink_mac_link_down (drivers/net/ethernet/meta/fbnic/fbnic_phylink.c:156) [ 50.243702][ T189] phylink_resolve (drivers/net/phy/phylink.c:1720) [ 50.243704][ T189] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 50.243708][ T189] ? phylink_ethtool_ksettings_set (drivers/net/phy/phylink.c:189 (discriminator 1)) [ 50.243711][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.243713][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.243715][ T189] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 50.243717][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.243721][ T189] process_one_work (kernel/workqueue.c:3387) [ 50.243727][ T189] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 50.243730][ T189] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 50.243737][ T189] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 50.243741][ T189] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 50.243743][ T189] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 50.243746][ T189] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 50.243748][ T189] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 50.243750][ T189] kthread (kernel/kthread.c:436) [ 50.243752][ T189] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 50.243755][ T189] ? kthread_affine_preferred (kernel/kthread.c:857) [ 50.243758][ T189] ret_from_fork (arch/x86/kernel/process.c:158) [ 50.243762][ T189] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 50.243765][ T189] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 50.243768][ T189] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print