====================================== | [ 11.155000][ T198] softirqs last disabled at (26214): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 11.155002][ T198] Preemption disabled at: | [ 11.155003][ T198] 0x0 | [ 11.155014][ T198] Tainted: [W]=WARN [ 11.155015][ T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.155016][ T198] Call Trace: [ 11.155018][ T198] [ 11.155020][ T198] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.155026][ T198] __might_resched.cold (kernel/sched/core.c:9234) [ 11.155030][ T198] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.155034][ T198] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.155039][ T198] __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)) [ 11.155041][ T198] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.155047][ T198] ? 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) [ 11.155050][ T198] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.155054][ T198] put_chars (drivers/char/virtio_console.c:1176) [ 11.155057][ T198] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.155058][ T198] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.155062][ T198] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.155067][ T198] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.155075][ T198] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.155077][ T198] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.155079][ T198] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.155083][ T198] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.155087][ T198] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.155089][ T198] ? 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)) [ 11.155092][ T198] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.155094][ T198] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.155098][ T198] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.155102][ T198] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.155104][ T198] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.155109][ T198] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.155112][ T198] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.155114][ T198] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.155116][ T198] ? 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) [ 11.155119][ T198] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.155121][ T198] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.155124][ T198] vprintk_emit (kernel/printk/printk.c:2479) [ 11.155127][ T198] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.155130][ T198] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.155133][ T198] _printk (kernel/printk/printk.c:2504) [ 11.155137][ T198] ? snapshot_read.cold (user.c:?) [ 11.155140][ T198] ? 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) [ 11.155143][ T198] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.155146][ T198] ? 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) [ 11.155149][ T198] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.155153][ T198] ? exit_notify (kernel/exit.c:780) [ 11.155154][ T198] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.155157][ T198] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.155161][ T198] do_group_exit (kernel/exit.c:1151) [ 11.155163][ T198] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.155165][ T198] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.155167][ T198] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.155171][ T198] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.155174][ T198] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.155177][ T198] RIP: 0033:0x7f4207e741b8 [ 11.155179][ T198] Code: Unable to access opcode bytes at 0x7f4207e7418e. Code starting with the faulting instruction =========================================== [ 11.155180][ T198] RSP: 002b:00007ffeb4d57248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.155182][ T198] RAX: ffffffffffffffda RBX: 00007f4207fa4f88 RCX: 00007f4207e741b8 [ 11.155184][ T198] RDX: 00007f4207bbefc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.155184][ T198] RBP: 00007ffeb4d572a0 R08: 0000000000000000 R09: 0000000000000050 [ 11.155185][ T198] R10: 00007ffeb4d57060 R11: 0000000000000246 R12: 0000000000000001 [ 11.155186][ T198] R13: 0000000000000000 R14: 00007f4207fa3680 R15: 00007f4207fa4fa0 | [ 14.595150][ T12] softirqs last disabled at (28131): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 14.595153][ T12] Preemption disabled at: | [ 14.595153][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 14.595162][ T12] Tainted: [W]=WARN [ 14.595163][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.595165][ T12] Workqueue: netns cleanup_net [ 14.595168][ T12] Call Trace: [ 14.595170][ T12] [ 14.595172][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.595178][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 14.595179][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 14.595184][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.595188][ 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) [ 14.595192][ 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)) [ 14.595195][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.595201][ 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) [ 14.595205][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.595209][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 14.595211][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.595216][ T12] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 14.595219][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.595224][ T12] ? mark_usage (kernel/locking/lockdep.c:4690) [ 14.595226][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.595228][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.595232][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.595235][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 14.595238][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.595241][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.595245][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.595249][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.595251][ 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)) [ 14.595254][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.595256][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.595260][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.595264][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.595266][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.595268][ T12] ? write_ibpb (arch/x86/entry/entry.S:25) [ 14.595275][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.595278][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.595279][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.595281][ 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) [ 14.595285][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.595287][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.595290][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 14.595293][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.595295][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.595298][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.595300][ T12] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 14.595305][ T12] _printk (kernel/printk/printk.c:2504) [ 14.595309][ T12] ? snapshot_read.cold (user.c:?) [ 14.595313][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.595315][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 14.595324][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 14.595329][ T12] netdev_err (net/core/dev.c:13192 (discriminator 3)) [ 14.595332][ T12] ? netdev_crit (net/core/dev.c:13191) [ 14.595335][ T12] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 14.595339][ T12] ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410) [ 14.595341][ T12] ? dev_change_flags (net/core/dev_api.c:69) [ 14.595344][ T12] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 14.595347][ T12] vrf_dellink (drivers/net/vrf.c:1068 drivers/net/vrf.c:1629) [ 14.595351][ T12] ? vrf_map_unregister_dev (./include/linux/list.h:1045 (discriminator 2)) [ 14.595355][ T12] ? veth_dellink (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 drivers/net/veth.c:1967) [ 14.595359][ T12] default_device_exit_batch (net/core/dev.c:13280) [ 14.595365][ T12] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 14.595367][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.595370][ T12] ? fou_exit_net (net/ipv4/fou_core.c:1228) [ 14.595375][ T12] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 14.595378][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 14.595381][ T12] ? netns_install (./include/linux/ns_common.h:26) [ 14.595382][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.595386][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 14.595391][ T12] cleanup_net (net/core/net_namespace.c:706) [ 14.595394][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 14.595398][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.595400][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.595404][ T12] process_one_work (kernel/workqueue.c:3387) [ 14.595410][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 14.595413][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.595421][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 14.595429][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 14.595431][ T12] kthread (kernel/kthread.c:436) [ 14.595433][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.595437][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 14.595440][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.595444][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 14.595447][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.595451][ 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