====================================== | [ 9.302087][ T212] softirqs last disabled at (0): 0x0 | [ 9.302088][ T212] Preemption disabled at: | [ 9.302089][ T212] 0x0 | [ 9.302097][ T212] Tainted: [W]=WARN [ 9.302098][ T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.302099][ T212] Call Trace: [ 9.302101][ T212] [ 9.302102][ T212] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.302107][ T212] __might_resched.cold (kernel/sched/core.c:9234) [ 9.302111][ T212] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.302115][ T212] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 9.302118][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.302121][ T212] __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)) [ 9.302123][ T212] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.302126][ T212] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.302131][ T212] ? 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) [ 9.302133][ T212] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.302135][ T212] put_chars (drivers/char/virtio_console.c:1176) [ 9.302137][ T212] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.302138][ T212] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 9.302141][ T212] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.302146][ T212] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.302148][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.302149][ T212] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.302152][ T212] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.302154][ T212] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.302156][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.302157][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.302158][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.302159][ T212] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.302161][ T212] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 9.302162][ T212] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.302165][ T212] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.302167][ T212] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.302169][ T212] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.302171][ T212] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.302172][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.302173][ T212] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 9.302175][ T212] ? 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) [ 9.302176][ T212] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 9.302178][ T212] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.302180][ T212] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.302181][ T212] vprintk_emit (kernel/printk/printk.c:2479) [ 9.302183][ T212] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.302184][ T212] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 9.302186][ T212] ? forget_original_parent (kernel/exit.c:635 kernel/exit.c:740) [ 9.302188][ T212] _printk (kernel/printk/printk.c:2504) [ 9.302191][ T212] ? snapshot_read.cold (user.c:?) [ 9.302193][ T212] ? 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) [ 9.302194][ T212] ? 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) [ 9.302196][ T212] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.302198][ T212] ? 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) [ 9.302200][ T212] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.302202][ T212] ? exit_notify (kernel/exit.c:780) [ 9.302204][ T212] ? posixtimer_sig_unignore.isra.0 (kernel/signal.c:1971 (discriminator 3)) [ 9.302206][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.302207][ T212] do_group_exit (kernel/exit.c:1151) [ 9.302209][ T212] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.302210][ T212] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.302213][ T212] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.302216][ T212] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.302218][ T212] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.302220][ T212] RIP: 0033:0x7fba45e731b8 [ 9.302222][ T212] Code: Unable to access opcode bytes at 0x7fba45e7318e. Code starting with the faulting instruction =========================================== [ 9.302223][ T212] RSP: 002b:00007ffcc3abd3c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.302226][ T212] RAX: ffffffffffffffda RBX: 00007fba45fa3f88 RCX: 00007fba45e731b8 [ 9.302228][ T212] RDX: 00007fba45bbdfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.302229][ T212] RBP: 00007ffcc3abd420 R08: 0000000000000000 R09: 0000000000008010 [ 9.302229][ T212] R10: 00007ffcc3abd1e0 R11: 0000000000000246 R12: 0000000000000001 [ 9.302230][ T212] R13: 0000000000000000 R14: 00007fba45fa2680 R15: 00007fba45fa3fa0 | [ 11.161949][ T12] softirqs last disabled at (84): addrconf_verify_rtnl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/ipv6/addrconf.c:4652 (discriminator 2)) | [ 11.161951][ T12] Preemption disabled at: | [ 11.161951][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.161965][ T12] Tainted: [W]=WARN [ 11.161966][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.161968][ T12] Workqueue: netns cleanup_net [ 11.161973][ T12] Call Trace: [ 11.161974][ T12] [ 11.161976][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.161982][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.161983][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 11.161987][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.161990][ T12] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 11.161992][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.161994][ 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)) [ 11.161997][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.162000][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.162004][ 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) [ 11.162006][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.162009][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 11.162010][ T12] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 11.162011][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.162013][ T12] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 11.162015][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.162020][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.162021][ 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) [ 11.162023][ T12] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 11.162025][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.162027][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.162028][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.162030][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.162033][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.162035][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.162036][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.162037][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.162037][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.162039][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 11.162041][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.162043][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.162046][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.162048][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.162049][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.162051][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.162052][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 11.162053][ T12] ? 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) [ 11.162055][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6)) [ 11.162056][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.162058][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.162059][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 11.162061][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.162062][ T12] ? veth_open (drivers/net/veth.c:1394 (discriminator 1)) [ 11.162065][ T12] _printk (kernel/printk/printk.c:2504) [ 11.162068][ T12] ? snapshot_read.cold (user.c:?) [ 11.162070][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.162073][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 11.162076][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 11.162078][ T12] netdev_err (net/core/dev.c:13192 (discriminator 3)) [ 11.162080][ T12] ? netdev_crit (net/core/dev.c:13191) [ 11.162082][ T12] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 11.162085][ T12] ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410) [ 11.162087][ T12] ? dev_change_flags (net/core/dev_api.c:69) [ 11.162089][ T12] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 11.162090][ T12] vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629) [ 11.162093][ T12] ? vrf_map_unregister_dev (./include/linux/list.h:1045 (discriminator 2)) [ 11.162095][ T12] ? veth_dellink (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 drivers/net/veth.c:1967) [ 11.162096][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 11.162098][ T12] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1)) [ 11.162099][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.162100][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 11.162102][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.162104][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 11.162106][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 11.162108][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 11.162110][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 11.162112][ T12] cleanup_net (net/core/net_namespace.c:706) [ 11.162114][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 11.162116][ T12] ? update_load_avg (kernel/sched/fair.c:5864) [ 11.162118][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.162120][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.162121][ T12] process_one_work (kernel/workqueue.c:3387) [ 11.162125][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 11.162127][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.162129][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.162131][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 11.162134][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 11.162136][ T12] kthread (kernel/kthread.c:436) [ 11.162138][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.162139][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 11.162141][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.162144][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 11.162146][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.162148][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record addrconf_verify_rtnl:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars