====================================== | [ 10.541713][ T53] softirqs last disabled at (371610): netif_rx_mode_run (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1296 (discriminator 2)) | [ 10.541715][ T53] Preemption disabled at: | [ 10.541715][ T53] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.541724][ T53] Tainted: [W]=WARN [ 10.541725][ T53] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.541726][ T53] Workqueue: events netdev_work_proc [ 10.541729][ T53] Call Trace: [ 10.541731][ T53] [ 10.541732][ T53] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.541738][ T53] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.541740][ T53] __might_resched.cold (kernel/sched/core.c:9234) [ 10.541744][ T53] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.541748][ T53] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.541753][ T53] __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)) [ 10.541755][ T53] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.541762][ T53] ? 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) [ 10.541766][ T53] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.541772][ T53] put_chars (drivers/char/virtio_console.c:1176) [ 10.541774][ T53] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 10.541778][ T53] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.541782][ T53] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 10.541787][ T53] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.541795][ T53] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.541798][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.541801][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.541805][ T53] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.541809][ T53] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.541811][ T53] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 10.541814][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.541815][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.541820][ T53] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.541824][ T53] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.541826][ T53] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.541831][ T53] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.541834][ T53] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.541836][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.541837][ T53] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 10.541841][ T53] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.541843][ T53] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.541846][ T53] vprintk_emit (kernel/printk/printk.c:2479) [ 10.541849][ T53] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.541855][ T53] _printk (kernel/printk/printk.c:2504) [ 10.541858][ T53] ? snapshot_read.cold (user.c:?) [ 10.541862][ T53] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 10.541867][ T53] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 10.541870][ T53] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 10.541873][ T53] ? netdev_notice (net/core/dev.c:13194) [ 10.541875][ T53] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 10.541879][ T53] ? __hw_addr_list_snapshot (./include/linux/slab.h:991 (discriminator 1) net/core/dev_addr_lists.c:62 (discriminator 1) net/core/dev_addr_lists.c:545 (discriminator 1)) [ 10.541881][ T53] ? __hw_addr_insert (net/core/dev_addr_lists.c:47) [ 10.541882][ T53] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.541888][ T53] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 10.541891][ T53] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 10.541896][ T53] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 10.541899][ T53] ? ref_tracker_free (lib/ref_tracker.c:339) [ 10.541904][ T53] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 10.541905][ T53] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 10.541908][ T53] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 10.541910][ T53] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.541913][ T53] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.541916][ T53] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 10.541920][ T53] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 10.541923][ T53] ? netdev_work_sched (net/core/netdev_work.c:82) [ 10.541925][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.541926][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.541928][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.541932][ T53] process_one_work (kernel/workqueue.c:3387) [ 10.541938][ T53] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 10.541941][ T53] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.541949][ T53] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 10.541953][ T53] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 10.541955][ T53] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 10.541958][ T53] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 10.541961][ T53] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 10.541963][ T53] kthread (kernel/kthread.c:436) [ 10.541965][ T53] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.541969][ T53] ? kthread_affine_preferred (kernel/kthread.c:857) [ 10.541972][ T53] ret_from_fork (arch/x86/kernel/process.c:158) [ 10.541976][ T53] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 10.541979][ T53] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 10.541983][ T53] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: netif_rx_mode_run:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars