====================================== | [ 11.995460][ T262] softirqs last disabled at (20145): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.995463][ T262] Preemption disabled at: | [ 11.995464][ T262] 0x0 | [ 11.995474][ T262] Tainted: [W]=WARN [ 11.995475][ T262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.995477][ T262] Call Trace: [ 11.995479][ T262] [ 11.995480][ T262] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.995487][ T262] __might_resched.cold (kernel/sched/core.c:9234) [ 11.995491][ T262] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.995495][ T262] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.995501][ T262] __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)) [ 11.995503][ T262] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.995509][ T262] ? 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) [ 11.995511][ T262] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.995514][ T262] put_chars (drivers/char/virtio_console.c:1176) [ 11.995517][ T262] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.995519][ T262] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.995523][ T262] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.995529][ T262] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.995535][ T262] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.995537][ T262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.995540][ T262] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.995544][ T262] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.995547][ T262] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.995549][ T262] ? 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)) [ 11.995553][ T262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.995555][ T262] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.995559][ T262] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.995563][ T262] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.995565][ T262] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.995570][ T262] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.995573][ T262] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.995575][ T262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.995577][ T262] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.995581][ T262] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.995583][ T262] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.995586][ T262] vprintk_emit (kernel/printk/printk.c:2479) [ 11.995593][ T262] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.995596][ T262] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.995600][ T262] _printk (kernel/printk/printk.c:2504) [ 11.995604][ T262] ? snapshot_read.cold (user.c:?) [ 11.995607][ T262] ? 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) [ 11.995609][ T262] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.995613][ T262] ? 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) [ 11.995616][ T262] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.995620][ T262] ? exit_notify (kernel/exit.c:780) [ 11.995622][ T262] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.995624][ T262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.995629][ T262] do_group_exit (kernel/exit.c:1151) [ 11.995632][ T262] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.995633][ T262] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.995636][ T262] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.995639][ T262] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.995642][ T262] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.995644][ T262] RIP: 0033:0x7fc79c33a1b8 [ 11.995647][ T262] Code: Unable to access opcode bytes at 0x7fc79c33a18e. Code starting with the faulting instruction =========================================== [ 11.995648][ T262] RSP: 002b:00007ffde18496c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.995650][ T262] RAX: ffffffffffffffda RBX: 00007fc79c46af88 RCX: 00007fc79c33a1b8 [ 11.995652][ T262] RDX: 00007fc79c084fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.995653][ T262] RBP: 00007ffde1849720 R08: 0000000000000000 R09: 0000000000000050 [ 11.995654][ T262] R10: 00007ffde18494e0 R11: 0000000000000246 R12: 0000000000000001 [ 11.995654][ T262] R13: 0000000000000000 R14: 00007fc79c469680 R15: 00007fc79c46afa0 | [ 13.143319][ T63] softirqs last disabled at (11202): 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)) | [ 13.143321][ T63] Preemption disabled at: | [ 13.143322][ T63] vprintk_emit (kernel/printk/printk.c:2471) | [ 13.143331][ T63] Tainted: [W]=WARN [ 13.143332][ T63] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.143334][ T63] Workqueue: events netdev_work_proc [ 13.143337][ T63] Call Trace: [ 13.143339][ T63] [ 13.143340][ T63] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.143346][ T63] ? vprintk_emit (kernel/printk/printk.c:2471) [ 13.143348][ T63] __might_resched.cold (kernel/sched/core.c:9234) [ 13.143353][ T63] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.143357][ T63] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.143362][ T63] __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)) [ 13.143364][ T63] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.143370][ T63] ? 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) [ 13.143373][ T63] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.143376][ T63] put_chars (drivers/char/virtio_console.c:1176) [ 13.143378][ T63] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 13.143381][ T63] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.143384][ T63] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 13.143389][ T63] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.143395][ T63] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.143398][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.143402][ T63] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.143406][ T63] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.143410][ T63] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.143412][ T63] ? 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)) [ 13.143416][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.143418][ T63] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.143422][ T63] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.143426][ T63] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.143428][ T63] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.143434][ T63] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.143443][ T63] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.143445][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.143447][ T63] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 13.143451][ T63] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.143453][ T63] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.143457][ T63] vprintk_emit (kernel/printk/printk.c:2479) [ 13.143461][ T63] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.143464][ T63] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.143466][ T63] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 13.143470][ T63] _printk (kernel/printk/printk.c:2504) [ 13.143473][ T63] ? snapshot_read.cold (user.c:?) [ 13.143475][ T63] ? unwind_next_frame (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2)) [ 13.143479][ T63] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.143482][ T63] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 13.143484][ T63] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 13.143488][ T63] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 13.143492][ T63] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 13.143494][ T63] ? netdev_notice (net/core/dev.c:13194) [ 13.143498][ T63] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.143500][ T63] ? netif_rx_mode_run (./include/linux/netdevice.h:5009 (discriminator 1) net/core/dev_addr_lists.c:1308 (discriminator 1)) [ 13.143502][ T63] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 13.143504][ T63] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.143507][ T63] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.143510][ T63] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 13.143515][ T63] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 13.143520][ T63] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 13.143523][ T63] ? ref_tracker_free (lib/ref_tracker.c:339) [ 13.143528][ T63] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 13.143530][ T63] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 13.143533][ T63] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 13.143535][ T63] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 13.143538][ T63] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.143541][ T63] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 13.143545][ T63] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 13.143548][ T63] ? netdev_work_sched (net/core/netdev_work.c:82) [ 13.143550][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.143552][ T63] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.143554][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.143558][ T63] process_one_work (kernel/workqueue.c:3387) [ 13.143565][ T63] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 13.143568][ T63] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.143576][ T63] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 13.143580][ T63] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 13.143582][ T63] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 13.143585][ T63] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 13.143588][ T63] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 13.143593][ T63] kthread (kernel/kthread.c:436) [ 13.143595][ T63] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.143598][ T63] ? kthread_affine_preferred (kernel/kthread.c:857) [ 13.143601][ T63] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.143605][ T63] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 13.143608][ T63] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.143611][ T63] ? kthread_affine_preferred (kernel/kthread.c:857) [ 13.143614][ T63] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 15.543710][ T377] softirqs last disabled at (19635): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 15.543713][ T377] Preemption disabled at: | [ 15.543713][ T377] vprintk_emit (kernel/printk/printk.c:2471) | [ 15.543723][ T377] Tainted: [W]=WARN [ 15.543723][ T377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.543726][ T377] Call Trace: [ 15.543727][ T377] [ 15.543729][ T377] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.543735][ T377] ? vprintk_emit (kernel/printk/printk.c:2471) [ 15.543737][ T377] __might_resched.cold (kernel/sched/core.c:9234) [ 15.543742][ T377] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.543746][ T377] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.543752][ T377] __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)) [ 15.543754][ T377] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.543760][ T377] ? 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) [ 15.543762][ T377] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.543766][ T377] put_chars (drivers/char/virtio_console.c:1176) [ 15.543768][ T377] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 15.543770][ T377] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.543773][ T377] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.543777][ T377] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.543780][ T377] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.543783][ T377] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.543786][ T377] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.543788][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.543790][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.543794][ T377] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.543796][ T377] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 15.543799][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.543802][ T377] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.543806][ T377] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.543810][ T377] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.543812][ T377] ? 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)) [ 15.543815][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.543817][ T377] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.543821][ T377] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.543826][ T377] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.543828][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.543833][ T377] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.543836][ T377] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.543838][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.543840][ T377] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.543844][ T377] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.543846][ T377] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.543849][ T377] vprintk_emit (kernel/printk/printk.c:2479) [ 15.543853][ T377] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.543856][ T377] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.543858][ T377] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.543862][ T377] _printk (kernel/printk/printk.c:2504) [ 15.543866][ T377] ? snapshot_read.cold (user.c:?) [ 15.543870][ T377] ? br_multicast_flood (??:?) bridge [ 15.543883][ T377] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 15.543884][ T377] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 15.543885][ T377] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.543890][ T377] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 15.543900][ T377] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 15.543909][ T377] new_nbp (net/bridge/br_if.c:449) bridge [ 15.543918][ T377] br_add_if (net/bridge/br_if.c:592) bridge [ 15.543925][ T377] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 15.543929][ T377] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 15.543932][ T377] ? __kernel_text_address (kernel/extable.c:79) [ 15.543936][ T377] do_set_master (net/core/rtnetlink.c:3071) [ 15.543941][ T377] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 15.543944][ T377] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 15.543947][ T377] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 15.543948][ T377] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 15.543950][ T377] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 15.543954][ T377] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.543957][ T377] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.543959][ T377] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.543961][ T377] ? kasan_save_stack (mm/kasan/common.c:58) [ 15.543964][ T377] ? kasan_save_stack (mm/kasan/common.c:57) [ 15.543966][ T377] ? kasan_save_track (mm/kasan/common.c:78) [ 15.543969][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.543971][ T377] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 15.543974][ T377] ? ___sys_sendmsg (net/socket.c:2757) [ 15.543978][ T377] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.543980][ T377] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 15.543983][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.543986][ T377] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.543987][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.543989][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.543991][ T377] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 15.543995][ T377] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 15.543998][ T377] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 15.544001][ T377] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 15.544004][ T377] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 15.544006][ T377] ? nla_get_range_signed (lib/nlattr.c:270) [ 15.544011][ T377] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 15.544016][ T377] rtnl_newlink (net/core/rtnetlink.c:4215) [ 15.544022][ T377] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.544024][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.544028][ T377] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.544030][ T377] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.544032][ T377] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.544034][ T377] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.544038][ T377] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.544040][ T377] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.544043][ T377] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.544044][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.544049][ T377] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.544051][ T377] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.544054][ T377] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 15.544056][ T377] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.544059][ T377] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.544065][ T377] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 15.544067][ T377] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 15.544071][ T377] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.544075][ T377] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.544078][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.544082][ T377] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 15.544086][ T377] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.544090][ T377] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 15.544095][ T377] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 15.544098][ T377] ? copy_msghdr_from_user (net/socket.c:2650) [ 15.544100][ T377] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 15.544102][ T377] ? move_addr_to_kernel (net/socket.c:258) [ 15.544109][ T377] ___sys_sendmsg (net/socket.c:2767) [ 15.544112][ T377] ? copy_msghdr_from_user (net/socket.c:2619) [ 15.544128][ T377] __sys_sendmsg (net/socket.c:2799) [ 15.544131][ T377] ? __sys_sendmsg_sock (net/socket.c:2780) [ 15.544138][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.544141][ T377] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.544144][ T377] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.544147][ T377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.544149][ T377] RIP: 0033:0x7fc13ffa054e [ 15.544153][ T377] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 15.544154][ T377] RSP: 002b:00007ffdb4e345c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.544158][ T377] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc13ffa054e [ 15.544159][ T377] RDX: 0000000000000000 RSI: 00007ffdb4e34670 RDI: 0000000000000005 [ 15.544160][ T377] RBP: 00007ffdb4e345d0 R08: 0000000000000000 R09: 0000000000000000 [ 15.544161][ T377] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91647c [ 15.544162][ T377] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdb4e34d30 | [ 17.133338][ C1] | [ 17.133338][ C1] | [ 17.133338][ C1] stack backtrace: | [ 17.133345][ C1] Tainted: [W]=WARN [ 17.133346][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.133348][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 17.133351][ C1] Call Trace: [ 17.133352][ C1] [ 17.133354][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.133358][ C1] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 17.133360][ C1] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 17.133363][ C1] mark_lock (kernel/locking/lockdep.c:4769) [ 17.133365][ C1] mark_usage (kernel/locking/lockdep.c:4658) [ 17.133366][ C1] __lock_acquire (kernel/locking/lockdep.c:5208) [ 17.133368][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.133370][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 17.133372][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.133375][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.133377][ C1] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 17.133379][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 17.133380][ C1] console_emit_next_record (kernel/printk/printk.c:3177) [ 17.133382][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.133384][ C1] ? 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)) [ 17.133386][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.133387][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.133389][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.133391][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.133393][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.133395][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.133397][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.133398][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.133400][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 17.133402][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.133404][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.133405][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 17.133408][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.133410][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.133412][ C1] _printk (kernel/printk/printk.c:2504) [ 17.133413][ C1] ? snapshot_read.cold (user.c:?) [ 17.133415][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 17.133418][ C1] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 17.133425][ C1] ? idr_get_free (??:?) [ 17.133427][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.133429][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 17.133430][ C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 17.133437][ C1] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 17.133444][ C1] ? __allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:612) bridge [ 17.133460][ C1] ? br_allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:657) bridge [ 17.133466][ C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 17.133473][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.133474][ C1] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 17.133481][ C1] ? vxlan_rcv (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/vxlan/vxlan_core.c:1804 (discriminator 2)) vxlan [ 17.133486][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 17.133488][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.133490][ C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 17.133496][ C1] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 17.133502][ C1] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 17.133505][ C1] ? __udp4_lib_lookup (net/ipv4/udp.c:714) [ 17.133508][ C1] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 17.133511][ C1] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2390) [ 17.133513][ C1] ? do_xdp_generic (net/core/dev.c:5732) [ 17.133515][ C1] ? udp_unicast_rcv_skb (net/ipv4/udp.c:2578) [ 17.133517][ C1] ? udp_rcv (net/ipv4/udp.c:742 (discriminator 3) net/ipv4/udp.c:2653 (discriminator 3)) [ 17.133519][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.133520][ C1] ? udp_sk_rx_dst_set (net/ipv4/udp.c:2453 (discriminator 1)) [ 17.133522][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.133523][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.133525][ C1] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 17.133527][ C1] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 17.133529][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.133531][ C1] ? netif_receive_skb_list_internal (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/core/dev.c:6482 (discriminator 2)) [ 17.133533][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.133535][ C1] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 17.133536][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 17.133538][ C1] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 17.133540][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.133541][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 17.133543][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.133545][ C1] napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865) [ 17.133547][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.133548][ C1] ? netif_receive_skb_list (net/core/dev.c:6551) [ 17.133550][ C1] ? gro_cell_poll (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/gro_cells.c:68 (discriminator 2)) [ 17.133552][ C1] gro_cell_poll (net/core/gro_cells.c:76) [ 17.133554][ C1] __napi_poll (net/core/dev.c:7787) [ 17.133556][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 17.133559][ C1] ? __napi_poll (./include/net/gro.h:507) [ 17.133561][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.133563][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.133565][ C1] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 17.133568][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.133570][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 17.133571][ C1] handle_softirqs (kernel/softirq.c:645) [ 17.133573][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 17.133575][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 17.133576][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 17.133578][ C1] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 17.133579][ C1] [ 17.133580][ C1] [ 17.133580][ C1] __local_bh_enable_ip (kernel/softirq.c:473) [ 17.133582][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 17.133584][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.133586][ C1] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 17.133592][ C1] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 17.133594][ C1] ? vlan_dev_hard_header (./include/linux/netdevice.h:3537 net/8021q/vlan_dev.c:84) 8021q [ 17.133596][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 17.133598][ C1] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 17.133601][ C1] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 17.133603][ C1] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 17.133605][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.133606][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.133608][ C1] ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2)) [ 17.133610][ C1] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 17.133611][ C1] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 17.133613][ C1] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 17.133614][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.133616][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.133617][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.133619][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 17.133621][ C1] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 17.133623][ C1] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 17.133626][ C1] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.133628][ C1] ? try_to_grab_pending (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 kernel/workqueue.c:2158) [ 17.133630][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 17.133631][ C1] ndisc_send_ns (net/ipv6/ndisc.c:672) [ 17.133632][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.133634][ C1] ? ndisc_router_discovery (net/ipv6/ndisc.c:1317 (discriminator 13)) [ 17.133635][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.133637][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 17.133638][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 17.133640][ C1] addrconf_dad_work (net/ipv6/addrconf.c:4318) [ 17.133642][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 17.133644][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.133646][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.133647][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.133649][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.133651][ C1] process_one_work (kernel/workqueue.c:3387) [ 17.133653][ C1] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 17.133655][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.133658][ C1] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 17.133661][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 17.133662][ C1] kthread (kernel/kthread.c:436) [ 17.133664][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 17.133665][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 17.133667][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 17.133668][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 17.133670][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 17.133672][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 17.133674][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 17.133692][ C1] softirqs last disabled at (21699): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 17.133694][ C1] Preemption disabled at: | [ 17.133695][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 17.133699][ C1] Tainted: [W]=WARN [ 17.133700][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.133700][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 17.133702][ C1] Call Trace: [ 17.133703][ C1] [ 17.133703][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.133705][ C1] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) [ 17.133707][ C1] __might_resched.cold (kernel/sched/core.c:9234) [ 17.133709][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.133713][ C1] ? nbcon_get_cpu_emergency_nesting (kernel/printk/nbcon.c:1424) [ 17.133714][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.133717][ C1] __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)) [ 17.133718][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.133719][ C1] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.133721][ C1] ? 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) [ 17.133723][ C1] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.133725][ C1] put_chars (drivers/char/virtio_console.c:1176) [ 17.133726][ C1] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.133728][ C1] ? mark_lock (kernel/locking/lockdep.c:4769) [ 17.133730][ C1] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.133732][ C1] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.133733][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.133735][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.133737][ C1] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.133739][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.133740][ C1] ? 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)) [ 17.133742][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.133744][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.133746][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.133748][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.133750][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.133752][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.133754][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.133755][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.133757][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 17.133759][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.133760][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.133762][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 17.133764][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.133766][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.133768][ C1] _printk (kernel/printk/printk.c:2504) [ 17.133770][ C1] ? snapshot_read.cold (user.c:?) [ 17.133771][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 17.133773][ C1] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 17.133780][ C1] ? idr_get_free (??:?) [ 17.133782][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.133783][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 17.133785][ C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 17.133792][ C1] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 17.133798][ C1] ? __allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:612) bridge [ 17.133804][ C1] ? br_allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:657) bridge [ 17.133811][ C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 17.133817][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.133819][ C1] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 17.133825][ C1] ? vxlan_rcv (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/vxlan/vxlan_core.c:1804 (discriminator 2)) vxlan [ 17.133828][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 17.133830][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.133832][ C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 17.133838][ C1] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 17.133844][ C1] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 17.133847][ C1] ? __udp4_lib_lookup (net/ipv4/udp.c:714) [ 17.133848][ C1] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 17.133851][ C1] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2390) [ 17.133853][ C1] ? do_xdp_generic (net/core/dev.c:5732) [ 17.133855][ C1] ? udp_unicast_rcv_skb (net/ipv4/udp.c:2578) [ 17.133856][ C1] ? udp_rcv (net/ipv4/udp.c:742 (discriminator 3) net/ipv4/udp.c:2653 (discriminator 3)) [ 17.133859][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.133860][ C1] ? udp_sk_rx_dst_set (net/ipv4/udp.c:2453 (discriminator 1)) [ 17.133862][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.133863][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.133865][ C1] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 17.133867][ C1] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 17.133869][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.133870][ C1] ? netif_receive_skb_list_internal (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/core/dev.c:6482 (discriminator 2)) [ 17.133873][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.133874][ C1] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 17.133876][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 17.133878][ C1] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 17.133879][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.133881][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 17.133883][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.133885][ C1] napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865) [ 17.133886][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.133888][ C1] ? netif_receive_skb_list (net/core/dev.c:6551) [ 17.133890][ C1] ? gro_cell_poll (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/gro_cells.c:68 (discriminator 2)) [ 17.133892][ C1] gro_cell_poll (net/core/gro_cells.c:76) [ 17.133894][ C1] __napi_poll (net/core/dev.c:7787) [ 17.133896][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 17.133899][ C1] ? __napi_poll (./include/net/gro.h:507) [ 17.133901][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.133902][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.133905][ C1] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 17.133906][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.133908][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 17.133910][ C1] handle_softirqs (kernel/softirq.c:645) [ 17.133911][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 17.133913][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 17.133914][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 17.133916][ C1] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 17.133917][ C1] [ 17.133918][ C1] [ 17.133918][ C1] __local_bh_enable_ip (kernel/softirq.c:473) [ 17.133920][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 17.133921][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.133923][ C1] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 17.133925][ C1] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 17.133927][ C1] ? vlan_dev_hard_header (./include/linux/netdevice.h:3537 net/8021q/vlan_dev.c:84) 8021q [ 17.133928][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 17.133930][ C1] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 17.133933][ C1] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 17.133935][ C1] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 17.133936][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.133937][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.133939][ C1] ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2)) [ 17.133941][ C1] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 17.133942][ C1] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 17.133944][ C1] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 17.133945][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.133947][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.133948][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.133949][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 17.133951][ C1] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 17.133954][ C1] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 17.133956][ C1] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 17.133957][ C1] ? try_to_grab_pending (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 kernel/workqueue.c:2158) [ 17.133959][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 17.133961][ C1] ndisc_send_ns (net/ipv6/ndisc.c:672) [ 17.133962][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.133963][ C1] ? ndisc_router_discovery (net/ipv6/ndisc.c:1317 (discriminator 13)) [ 17.133964][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.133966][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 17.133967][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 17.133969][ C1] addrconf_dad_work (net/ipv6/addrconf.c:4318) [ 17.133971][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 17.133973][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.133975][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.133976][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.133978][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.133980][ C1] process_one_work (kernel/workqueue.c:3387) [ 17.133982][ C1] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 17.133984][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.133987][ C1] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 17.133990][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 17.133991][ C1] kthread (kernel/kthread.c:436) [ 17.133992][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 17.133994][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 17.133995][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 17.133997][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 17.133998][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 17.134000][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 17.134002][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 28.645356][ T12] softirqs last disabled at (21699): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 28.645360][ T12] Preemption disabled at: | [ 28.645361][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 28.645371][ T12] Tainted: [W]=WARN [ 28.645372][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.645374][ T12] Workqueue: netns cleanup_net [ 28.645379][ T12] Call Trace: [ 28.645380][ T12] [ 28.645382][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 28.645387][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 28.645389][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 28.645393][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 28.645396][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.645400][ T12] __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)) [ 28.645403][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.645405][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.645409][ T12] ? 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) [ 28.645411][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.645413][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 28.645414][ T12] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 28.645416][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 28.645418][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 28.645420][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 28.645424][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 28.645425][ T12] ? 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) [ 28.645426][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.645428][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.645429][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.645431][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.645433][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 28.645435][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 28.645437][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.645439][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.645441][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.645442][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.645444][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 28.645446][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 28.645448][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 28.645451][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 28.645452][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.645454][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 28.645456][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.645457][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 28.645459][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 28.645460][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 28.645462][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 28.645464][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 28.645465][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 28.645468][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 28.645470][ T12] ? process_one_work (kernel/workqueue.c:3387) [ 28.645472][ T12] ? kthread (kernel/kthread.c:436) [ 28.645477][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 28.645480][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 28.645482][ T12] _printk (kernel/printk/printk.c:2504) [ 28.645485][ T12] ? snapshot_read.cold (user.c:?) [ 28.645487][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 28.645490][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 28.645492][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 28.645494][ T12] ? netdev_notice (net/core/dev.c:13194) [ 28.645496][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.645497][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 28.645499][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 28.645502][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 28.645503][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 28.645505][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 28.645508][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 28.645510][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 28.645524][ T12] br_dev_delete (net/bridge/br_if.c:387) bridge [ 28.645532][ T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge [ 28.645539][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 28.645542][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 28.645543][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 28.645548][ T12] cleanup_net (net/core/net_namespace.c:706) [ 28.645549][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 28.645551][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.645553][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.645555][ T12] process_one_work (kernel/workqueue.c:3387) [ 28.645558][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 28.645560][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 28.645562][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.645564][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 28.645567][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 28.645568][ T12] kthread (kernel/kthread.c:436) [ 28.645570][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 28.645571][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 28.645573][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 28.645575][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 28.645576][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 28.645579][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print do_softirq:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netif_rx_mode_run:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars do_softirq:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars