====================================== | [ 10.188770][ T213] softirqs last disabled at (34943): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.188772][ T213] Preemption disabled at: | [ 10.188773][ T213] 0x0 | [ 10.188783][ T213] Tainted: [W]=WARN [ 10.188784][ T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.188786][ T213] Call Trace: [ 10.188787][ T213] [ 10.188789][ T213] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.188795][ T213] __might_resched.cold (kernel/sched/core.c:9234) [ 10.188800][ T213] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.188804][ T213] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.188808][ T213] __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)) [ 10.188810][ T213] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.188817][ T213] ? 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) [ 10.188819][ T213] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.188823][ T213] put_chars (drivers/char/virtio_console.c:1176) [ 10.188825][ T213] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.188827][ T213] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.188832][ T213] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.188841][ T213] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.188849][ T213] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.188852][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.188854][ T213] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.188858][ T213] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.188862][ T213] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.188864][ T213] ? 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)) [ 10.188867][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.188869][ T213] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.188872][ T213] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.188877][ T213] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.188879][ T213] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.188884][ T213] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.188887][ T213] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.188889][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.188890][ T213] ? 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) [ 10.188894][ T213] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.188896][ T213] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.188898][ T213] vprintk_emit (kernel/printk/printk.c:2479) [ 10.188902][ T213] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.188904][ T213] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.188908][ T213] _printk (kernel/printk/printk.c:2504) [ 10.188912][ T213] ? snapshot_read.cold (user.c:?) [ 10.188915][ T213] ? 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) [ 10.188917][ T213] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.188921][ T213] ? 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) [ 10.188924][ T213] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.188928][ T213] ? exit_notify (kernel/exit.c:780) [ 10.188929][ T213] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.188932][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.188935][ T213] do_group_exit (kernel/exit.c:1151) [ 10.188938][ T213] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.188940][ T213] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.188942][ T213] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.188946][ T213] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.188949][ T213] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.188953][ T213] RIP: 0033:0x7fe99006d1b8 [ 10.188956][ T213] Code: Unable to access opcode bytes at 0x7fe99006d18e. Code starting with the faulting instruction =========================================== [ 10.188957][ T213] RSP: 002b:00007ffff5021058 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.188959][ T213] RAX: ffffffffffffffda RBX: 00007fe99019df88 RCX: 00007fe99006d1b8 [ 10.188960][ T213] RDX: 00007fe98fdb7fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.188961][ T213] RBP: 00007ffff50210b0 R08: 0000000000000000 R09: 0000000000008010 [ 10.188963][ T213] R10: 00007ffff5020e70 R11: 0000000000000246 R12: 0000000000000001 [ 10.188963][ T213] R13: 0000000000000000 R14: 00007fe99019c680 R15: 00007fe99019dfa0 | [ 12.793573][ T70] softirqs last disabled at (26584): __netdev_work_core_cancel (./include/linux/spinlock.h:353 net/core/netdev_work.c:55 net/core/netdev_work.c:115) | [ 12.793575][ T70] Preemption disabled at: | [ 12.793576][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 12.793585][ T70] Tainted: [W]=WARN [ 12.793586][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.793587][ T70] Workqueue: netns cleanup_net [ 12.793591][ T70] Call Trace: [ 12.793592][ T70] [ 12.793594][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.793601][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 12.793603][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 12.793607][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.793611][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.793616][ T70] __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)) [ 12.793618][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.793625][ T70] ? 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) [ 12.793628][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.793632][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 12.793634][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.793639][ T70] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 12.793643][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.793648][ T70] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.793650][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.793651][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.793656][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.793658][ T70] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 12.793662][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.793665][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.793669][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.793673][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.793675][ T70] ? 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)) [ 12.793678][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.793680][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.793684][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.793688][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.793690][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.793696][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.793699][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.793701][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.793702][ T70] ? 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) [ 12.793706][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.793708][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.793711][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 12.793714][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.793716][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.793719][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.793721][ T70] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 12.793726][ T70] _printk (kernel/printk/printk.c:2504) [ 12.793730][ T70] ? snapshot_read.cold (user.c:?) [ 12.793734][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.793736][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 12.793740][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 12.793744][ T70] netdev_err (net/core/dev.c:13192 (discriminator 3)) [ 12.793746][ T70] ? netdev_crit (net/core/dev.c:13191) [ 12.793749][ T70] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 12.793754][ T70] ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410) [ 12.793756][ T70] ? dev_change_flags (net/core/dev_api.c:69) [ 12.793759][ T70] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 12.793762][ T70] vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629) [ 12.793766][ T70] ? vrf_map_unregister_dev (./include/linux/list.h:1045 (discriminator 2)) [ 12.793770][ T70] ? veth_dellink (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 drivers/net/veth.c:1967) [ 12.793774][ T70] default_device_exit_batch (net/core/dev.c:13280) [ 12.793778][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 12.793781][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.793783][ T70] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 12.793788][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 12.793791][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 12.793795][ T70] ? netns_install (./include/linux/ns_common.h:26) [ 12.793797][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.793800][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 12.793806][ T70] cleanup_net (net/core/net_namespace.c:706) [ 12.793809][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 12.793813][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.793815][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.793818][ T70] process_one_work (kernel/workqueue.c:3387) [ 12.793825][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 12.793829][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.793843][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 12.793847][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 12.793850][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 12.793853][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 12.793856][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 12.793858][ T70] kthread (kernel/kthread.c:436) [ 12.793860][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.793864][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 12.793867][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 12.793871][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 12.793874][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 12.793878][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __netdev_work_core_cancel:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print