====================================== | [ 9.056122][ T176] softirqs last disabled at (24862): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.056125][ T176] Preemption disabled at: | [ 9.056125][ T176] 0x0 | [ 9.056136][ T176] Tainted: [W]=WARN [ 9.056137][ T176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.056138][ T176] Call Trace: [ 9.056140][ T176] [ 9.056142][ T176] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.056148][ T176] __might_resched.cold (kernel/sched/core.c:9234) [ 9.056152][ T176] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.056156][ T176] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.056161][ T176] __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)) [ 9.056163][ T176] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.056169][ T176] ? 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) [ 9.056172][ T176] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.056175][ T176] put_chars (drivers/char/virtio_console.c:1176) [ 9.056178][ T176] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.056180][ T176] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.056185][ T176] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.056189][ T176] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.056196][ T176] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.056198][ T176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.056201][ T176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.056205][ T176] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.056208][ T176] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.056210][ T176] ? 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)) [ 9.056213][ T176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.056216][ T176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.056219][ T176] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.056223][ T176] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.056225][ T176] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.056230][ T176] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.056233][ T176] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.056235][ T176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.056237][ T176] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.056241][ T176] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.056242][ T176] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.056246][ T176] vprintk_emit (kernel/printk/printk.c:2479) [ 9.056249][ T176] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.056253][ T176] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.056256][ T176] _printk (kernel/printk/printk.c:2504) [ 9.056260][ T176] ? snapshot_read.cold (user.c:?) [ 9.056263][ T176] ? 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) [ 9.056265][ T176] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.056269][ T176] ? 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) [ 9.056271][ T176] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.056275][ T176] ? exit_notify (kernel/exit.c:780) [ 9.056276][ T176] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.056279][ T176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.056283][ T176] do_group_exit (kernel/exit.c:1151) [ 9.056286][ T176] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.056288][ T176] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.056290][ T176] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.056294][ T176] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.056297][ T176] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.056299][ T176] RIP: 0033:0x7f65292db1b8 [ 9.056301][ T176] Code: Unable to access opcode bytes at 0x7f65292db18e. Code starting with the faulting instruction =========================================== [ 9.056303][ T176] RSP: 002b:00007ffc0bd058e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.056305][ T176] RAX: ffffffffffffffda RBX: 00007f652940bf88 RCX: 00007f65292db1b8 [ 9.056306][ T176] RDX: 00007f6529025fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.056307][ T176] RBP: 00007ffc0bd05940 R08: 0000000000000000 R09: 0000000000000050 [ 9.056308][ T176] R10: 00007ffc0bd05700 R11: 0000000000000246 R12: 0000000000000001 [ 9.056309][ T176] R13: 0000000000000000 R14: 00007f652940a680 R15: 00007f652940bfa0 | [ 16.626819][ T12] softirqs last disabled at (14239): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 16.626821][ T12] Preemption disabled at: | [ 16.626822][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 16.626831][ T12] Tainted: [W]=WARN [ 16.626832][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.626834][ T12] Workqueue: netns cleanup_net [ 16.626838][ T12] Call Trace: [ 16.626840][ T12] [ 16.626842][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.626848][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 16.626850][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 16.626854][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.626858][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.626864][ 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)) [ 16.626866][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.626872][ 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) [ 16.626875][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.626878][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 16.626880][ T12] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 16.626882][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.626886][ T12] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 16.626890][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.626897][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.626900][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.626904][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.626908][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.626912][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.626913][ T12] ? 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)) [ 16.626917][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.626919][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.626923][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.626927][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.626929][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.626934][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.626937][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.626939][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.626941][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.626945][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.626947][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.626950][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 16.626954][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.626956][ T12] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 16.626958][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 16.626961][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 16.626963][ T12] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 16.626966][ T12] _printk (kernel/printk/printk.c:2504) [ 16.626970][ T12] ? snapshot_read.cold (user.c:?) [ 16.626973][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 16.626975][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 16.626979][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 16.626982][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 16.626984][ T12] ? netdev_notice (net/core/dev.c:13194) [ 16.626988][ T12] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 16.626989][ T12] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 16.626991][ T12] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 16.626995][ 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) [ 16.626999][ T12] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 16.627002][ T12] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 16.627005][ T12] netif_set_promiscuity (net/core/dev.c:9699) [ 16.627009][ T12] dev_set_promiscuity (net/core/dev_api.c:288) [ 16.627012][ T12] hsr_del_port (net/hsr/hsr_slave.c:244) [ 16.627017][ T12] hsr_del_ports (net/hsr/hsr_device.c:498) [ 16.627019][ T12] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 16.627022][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 16.627025][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 16.627028][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.627030][ 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) [ 16.627034][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 16.627038][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 16.627040][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 16.627041][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.627044][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 16.627049][ T12] cleanup_net (net/core/net_namespace.c:706) [ 16.627052][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 16.627056][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.627058][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.627062][ T12] process_one_work (kernel/workqueue.c:3387) [ 16.627068][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 16.627071][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.627083][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 16.627090][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.627093][ T12] kthread (kernel/kthread.c:436) [ 16.627095][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.627098][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.627101][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.627105][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 16.627108][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.627111][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars