[ 97.876484][ T1088] xdummy0: entered promiscuous mode [ 97.885818][ T1088] xdummy0: left promiscuous mode [ 97.886505][ T1088] [ 97.886589][ T1088] ===================================================== [ 97.886776][ T1088] WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected [ 97.887005][ T1088] 6.9.0-rc1-virtme #1 Not tainted [ 97.887155][ T1088] ----------------------------------------------------- [ 97.887336][ T1088] tap/1088 [HC0[0]:SC0[2]:HE1:SE0] is trying to acquire: [ 97.887522][ T1088] ffff88800619cee8 (&p->alloc_lock){+.+.}-{2:2}, at: __get_task_comm+0x27/0x70 [ 97.887795][ T1088] [ 97.887795][ T1088] and this task is already holding: [ 97.888012][ T1088] ffff88802f43f218 (&ul->lock){+.-.}-{2:2}, at: rt6_uncached_list_flush_dev+0x138/0x840 [ 97.888285][ T1088] which would create a new lock dependency: [ 97.888470][ T1088] (&ul->lock){+.-.}-{2:2} -> (&p->alloc_lock){+.+.}-{2:2} [ 97.888700][ T1088] [ 97.888700][ T1088] but this new dependency connects a SOFTIRQ-irq-safe lock: [ 97.888954][ T1088] (&ul->lock){+.-.}-{2:2} [ 97.888958][ T1088] [ 97.888958][ T1088] ... which became SOFTIRQ-irq-safe at: [ 97.889319][ T1088] __lock_acquire+0x797/0x1570 [ 97.889473][ T1088] lock_acquire.part.0+0xeb/0x330 [ 97.889627][ T1088] _raw_spin_lock_bh+0x38/0x50 [ 97.889781][ T1088] rt6_uncached_list_del+0x77/0x200 [ 97.889935][ T1088] ip6_dst_destroy+0x74/0x1e0 [ 97.890089][ T1088] dst_destroy+0xbc/0x370 [ 97.890245][ T1088] rcu_do_batch+0x3c0/0xfb0 [ 97.890396][ T1088] rcu_core+0x2be/0x500 [ 97.890510][ T1088] __do_softirq+0x1f8/0x5df [ 97.890661][ T1088] irq_exit_rcu+0x97/0xc0 [ 97.890812][ T1088] sysvec_apic_timer_interrupt+0x75/0x80 [ 97.890965][ T1088] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 97.891153][ T1088] unwind_get_return_address+0x73/0xa0 [ 97.891305][ T1088] arch_stack_walk+0xa2/0xf0 [ 97.891458][ T1088] stack_trace_save+0x94/0xd0 [ 97.891607][ T1088] kasan_save_stack+0x24/0x50 [ 97.891765][ T1088] kasan_save_track+0x14/0x30 [ 97.891918][ T1088] __kasan_slab_alloc+0x59/0x70 [ 97.892070][ T1088] kmem_cache_alloc+0xef/0x270 [ 97.892236][ T1088] vm_area_dup+0x4d/0x150 [ 97.892387][ T1088] dup_mmap+0x6f5/0x1820 [ 97.892504][ T1088] copy_mm+0x267/0x5c0 [ 97.892609][ T1088] copy_process+0x1ab2/0x51d0 [ 97.892756][ T1088] kernel_clone+0xc2/0x510 [ 97.892916][ T1088] __do_sys_clone+0xa1/0xe0 [ 97.893072][ T1088] do_syscall_64+0xc6/0x1e0 [ 97.893223][ T1088] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 97.893421][ T1088] [ 97.893421][ T1088] to a SOFTIRQ-irq-unsafe lock: [ 97.893606][ T1088] (&p->alloc_lock){+.+.}-{2:2} [ 97.893610][ T1088] [ 97.893610][ T1088] ... which became SOFTIRQ-irq-unsafe at: [ 97.893966][ T1088] ... [ 97.893967][ T1088] __lock_acquire+0x797/0x1570 [ 97.894189][ T1088] lock_acquire.part.0+0xeb/0x330 [ 97.894338][ T1088] _raw_spin_lock+0x30/0x40 [ 97.894523][ T1088] set_mems_allowed+0x1d/0x210 [ 97.894674][ T1088] kernel_init_freeable+0x72/0x310 [ 97.894830][ T1088] kernel_init+0x20/0x200 [ 97.894986][ T1088] ret_from_fork+0x31/0x70 [ 97.895134][ T1088] ret_from_fork_asm+0x1a/0x30 [ 97.895284][ T1088] [ 97.895284][ T1088] other info that might help us debug this: [ 97.895284][ T1088] [ 97.895579][ T1088] Possible interrupt unsafe locking scenario: [ 97.895579][ T1088] [ 97.895809][ T1088] CPU0 CPU1 [ 97.895963][ T1088] ---- ---- [ 97.896113][ T1088] lock(&p->alloc_lock); [ 97.896230][ T1088] local_irq_disable(); [ 97.896428][ T1088] lock(&ul->lock); [ 97.896618][ T1088] lock(&p->alloc_lock); [ 97.896807][ T1088] [ 97.896919][ T1088] lock(&ul->lock); [ 97.897027][ T1088] [ 97.897027][ T1088] *** DEADLOCK *** [ 97.897027][ T1088] [ 97.897249][ T1088] 2 locks held by tap/1088: [ 97.897419][ T1088] #0: ffffffff977b7208 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xbf0 [ 97.897683][ T1088] #1: ffff88802f43f218 (&ul->lock){+.-.}-{2:2}, at: rt6_uncached_list_flush_dev+0x138/0x840 [ 97.898004][ T1088] [ 97.898004][ T1088] the dependencies between SOFTIRQ-irq-safe lock and the holding lock: [ 97.898304][ T1088] -> (&ul->lock){+.-.}-{2:2} { [ 97.898464][ T1088] HARDIRQ-ON-W at: [ 97.898589][ T1088] __lock_acquire+0x797/0x1570 [ 97.898782][ T1088] lock_acquire.part.0+0xeb/0x330 [ 97.898981][ T1088] _raw_spin_lock_bh+0x38/0x50 [ 97.899171][ T1088] rt6_uncached_list_add+0x55/0x1b0 [ 97.899381][ T1088] icmp6_dst_alloc+0x2c0/0x450 [ 97.899573][ T1088] ndisc_send_skb+0xd80/0x1230 [ 97.899772][ T1088] addrconf_dad_completed+0x397/0xe20 [ 97.899959][ T1088] addrconf_dad_begin+0x310/0x670 [ 97.900149][ T1088] addrconf_dad_work+0x10b/0xab0 [ 97.900362][ T1088] process_one_work+0xe2c/0x1730 [ 97.900558][ T1088] worker_thread+0x587/0xd30 [ 97.900748][ T1088] kthread+0x28a/0x350 [ 97.900914][ T1088] ret_from_fork+0x31/0x70 [ 97.901103][ T1088] ret_from_fork_asm+0x1a/0x30 [ 97.901315][ T1088] IN-SOFTIRQ-W at: [ 97.901431][ T1088] __lock_acquire+0x797/0x1570 [ 97.901615][ T1088] lock_acquire.part.0+0xeb/0x330 [ 97.901811][ T1088] _raw_spin_lock_bh+0x38/0x50 [ 97.902005][ T1088] rt6_uncached_list_del+0x77/0x200 [ 97.902193][ T1088] ip6_dst_destroy+0x74/0x1e0 [ 97.902390][ T1088] dst_destroy+0xbc/0x370 [ 97.902581][ T1088] rcu_do_batch+0x3c0/0xfb0 [ 97.902767][ T1088] rcu_core+0x2be/0x500 [ 97.902988][ T1088] __do_softirq+0x1f8/0x5df [ 97.903182][ T1088] irq_exit_rcu+0x97/0xc0 [ 97.903373][ T1088] sysvec_apic_timer_interrupt+0x75/0x80 [ 97.903599][ T1088] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 97.903824][ T1088] unwind_get_return_address+0x73/0xa0 [ 97.904017][ T1088] arch_stack_walk+0xa2/0xf0 [ 97.904209][ T1088] stack_trace_save+0x94/0xd0 [ 97.904401][ T1088] kasan_save_stack+0x24/0x50 [ 97.904595][ T1088] kasan_save_track+0x14/0x30 [ 97.904787][ T1088] __kasan_slab_alloc+0x59/0x70 [ 97.904977][ T1088] kmem_cache_alloc+0xef/0x270 [ 97.905168][ T1088] vm_area_dup+0x4d/0x150 [ 97.905359][ T1088] dup_mmap+0x6f5/0x1820 [ 97.905551][ T1088] copy_mm+0x267/0x5c0 [ 97.905701][ T1088] copy_process+0x1ab2/0x51d0 [ 97.905986][ T1088] kernel_clone+0xc2/0x510 [ 97.906187][ T1088] __do_sys_clone+0xa1/0xe0 [ 97.906378][ T1088] do_syscall_64+0xc6/0x1e0 [ 97.906574][ T1088] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 97.906887][ T1088] INITIAL USE at: [ 97.907002][ T1088] __lock_acquire+0x797/0x1570 [ 97.907193][ T1088] lock_acquire.part.0+0xeb/0x330 [ 97.907465][ T1088] _raw_spin_lock_bh+0x38/0x50 [ 97.907656][ T1088] rt6_uncached_list_add+0x55/0x1b0 [ 97.907845][ T1088] icmp6_dst_alloc+0x2c0/0x450 [ 97.908033][ T1088] ndisc_send_skb+0xd80/0x1230 [ 97.908308][ T1088] addrconf_dad_completed+0x397/0xe20 [ 97.908499][ T1088] addrconf_dad_begin+0x310/0x670 [ 97.908688][ T1088] addrconf_dad_work+0x10b/0xab0 [ 97.908960][ T1088] process_one_work+0xe2c/0x1730 [ 97.909147][ T1088] worker_thread+0x587/0xd30 [ 97.909336][ T1088] kthread+0x28a/0x350 [ 97.909488][ T1088] ret_from_fork+0x31/0x70 [ 97.909766][ T1088] ret_from_fork_asm+0x1a/0x30 [ 97.909956][ T1088] } [ 97.910034][ T1088] ... key at: [] __key.15+0x0/0x40 [ 97.910261][ T1088] [ 97.910261][ T1088] the dependencies between the lock to be acquired [ 97.910263][ T1088] and SOFTIRQ-irq-unsafe lock: [ 97.910746][ T1088] -> (&p->alloc_lock){+.+.}-{2:2} { [ 97.910905][ T1088] HARDIRQ-ON-W at: [ 97.911103][ T1088] __lock_acquire+0x797/0x1570 [ 97.911297][ T1088] lock_acquire.part.0+0xeb/0x330 [ 97.911493][ T1088] _raw_spin_lock+0x30/0x40 [ 97.911682][ T1088] set_mems_allowed+0x1d/0x210 [ 97.911968][ T1088] kernel_init_freeable+0x72/0x310 [ 97.912157][ T1088] kernel_init+0x20/0x200 [ 97.912348][ T1088] ret_from_fork+0x31/0x70 [ 97.912535][ T1088] ret_from_fork_asm+0x1a/0x30 [ 97.912723][ T1088] SOFTIRQ-ON-W at: [ 97.912836][ T1088] __lock_acquire+0x797/0x1570 [ 97.913044][ T1088] lock_acquire.part.0+0xeb/0x330 [ 97.913236][ T1088] _raw_spin_lock+0x30/0x40 [ 97.913426][ T1088] set_mems_allowed+0x1d/0x210 [ 97.913616][ T1088] kernel_init_freeable+0x72/0x310 [ 97.913913][ T1088] kernel_init+0x20/0x200 [ 97.914105][ T1088] ret_from_fork+0x31/0x70 [ 97.914294][ T1088] ret_from_fork_asm+0x1a/0x30 [ 97.914483][ T1088] INITIAL USE at: [ 97.914693][ T1088] __lock_acquire+0x797/0x1570 [ 97.914884][ T1088] lock_acquire.part.0+0xeb/0x330 [ 97.915072][ T1088] _raw_spin_lock+0x30/0x40 [ 97.915265][ T1088] set_mems_allowed+0x1d/0x210 [ 97.915543][ T1088] kernel_init_freeable+0x72/0x310 [ 97.915742][ T1088] kernel_init+0x20/0x200 [ 97.915943][ T1088] ret_from_fork+0x31/0x70 [ 97.916222][ T1088] ret_from_fork_asm+0x1a/0x30 [ 97.916413][ T1088] } [ 97.916488][ T1088] ... key at: [] __key.388+0x0/0x40 [ 97.916720][ T1088] ... acquired at: [ 97.916836][ T1088] check_prev_add+0x194/0xce0 [ 97.917079][ T1088] validate_chain+0x71d/0x9b0 [ 97.917232][ T1088] __lock_acquire+0xaf0/0x1570 [ 97.917384][ T1088] lock_acquire.part.0+0xeb/0x330 [ 97.917543][ T1088] _raw_spin_lock+0x30/0x40 [ 97.917695][ T1088] __get_task_comm+0x27/0x70 [ 97.917956][ T1088] ref_tracker_alloc+0x2ee/0x490 [ 97.918104][ T1088] rt6_uncached_list_flush_dev+0x494/0x840 [ 97.918291][ T1088] rt6_disable_ip+0xd9/0x140 [ 97.918445][ T1088] addrconf_ifdown.isra.0+0x103/0x1560 [ 97.918597][ T1088] addrconf_notify+0xd1/0xd60 [ 97.918846][ T1088] notifier_call_chain+0xcd/0x150 [ 97.918999][ T1088] dev_close_many+0x2d8/0x650 [ 97.919154][ T1088] unregister_netdevice_many_notify+0x3d5/0x1190 [ 97.919347][ T1088] rtnl_dellink+0x330/0xa30 [ 97.919501][ T1088] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 97.919653][ T1088] netlink_rcv_skb+0x130/0x360 [ 97.919813][ T1088] netlink_unicast+0x449/0x710 [ 97.920055][ T1088] netlink_sendmsg+0x723/0xbe0 [ 97.920212][ T1088] __sys_sendto+0x37d/0x410 [ 97.920366][ T1088] __x64_sys_sendto+0xe0/0x1c0 [ 97.920519][ T1088] do_syscall_64+0xc6/0x1e0 [ 97.920753][ T1088] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 97.920944][ T1088] [ 97.921017][ T1088] [ 97.921017][ T1088] stack backtrace: [ 97.921287][ T1088] CPU: 0 PID: 1088 Comm: tap Not tainted 6.9.0-rc1-virtme #1 [ 97.921612][ T1088] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 97.921951][ T1088] Call Trace: [ 97.922074][ T1088] [ 97.922151][ T1088] dump_stack_lvl+0x82/0xd0 [ 97.922388][ T1088] print_bad_irq_dependency+0x957/0xd40 [ 97.922534][ T1088] ? hlock_class+0x4e/0x130 [ 97.922688][ T1088] ? __pfx_print_bad_irq_dependency+0x10/0x10 [ 97.922992][ T1088] ? __pfx_usage_skip+0x10/0x10 [ 97.923146][ T1088] ? __bfs+0x246/0x650 [ 97.923264][ T1088] ? __pfx_usage_match+0x10/0x10 [ 97.923407][ T1088] check_irq_usage+0x596/0x850 [ 97.923561][ T1088] ? __pfx_check_irq_usage+0x10/0x10 [ 97.923709][ T1088] ? __bfs+0x246/0x650 [ 97.923826][ T1088] ? __pfx_hlock_conflict+0x10/0x10 [ 97.923978][ T1088] ? check_path.constprop.0+0x24/0x50 [ 97.924128][ T1088] ? check_noncircular+0x14c/0x3e0 [ 97.924294][ T1088] ? __pfx_check_noncircular+0x10/0x10 [ 97.924457][ T1088] ? check_prev_add+0x194/0xce0 [ 97.924695][ T1088] check_prev_add+0x194/0xce0 [ 97.924848][ T1088] ? validate_chain+0x130/0x9b0 [ 97.925085][ T1088] validate_chain+0x71d/0x9b0 [ 97.925237][ T1088] ? mark_lock+0x38/0x3e0 [ 97.925355][ T1088] ? __pfx_validate_chain+0x10/0x10 [ 97.925507][ T1088] ? hlock_class+0x4e/0x130 [ 97.925739][ T1088] ? mark_lock+0x38/0x3e0 [ 97.925944][ T1088] __lock_acquire+0xaf0/0x1570 [ 97.926102][ T1088] lock_acquire.part.0+0xeb/0x330 [ 97.926352][ T1088] ? __get_task_comm+0x27/0x70 [ 97.926499][ T1088] ? mark_lock+0x38/0x3e0 [ 97.926702][ T1088] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 97.926854][ T1088] ? trace_lock_acquire+0x135/0x1c0 [ 97.927006][ T1088] ? __get_task_comm+0x27/0x70 [ 97.927244][ T1088] ? lock_acquire+0x32/0xc0 [ 97.927404][ T1088] ? __get_task_comm+0x27/0x70 [ 97.927562][ T1088] _raw_spin_lock+0x30/0x40 [ 97.927713][ T1088] ? __get_task_comm+0x27/0x70 [ 97.927862][ T1088] __get_task_comm+0x27/0x70 [ 97.928095][ T1088] ref_tracker_alloc+0x2ee/0x490 [ 97.928247][ T1088] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 97.928396][ T1088] ? __lock_release+0x103/0x460 [ 97.928545][ T1088] ? rt6_uncached_list_flush_dev+0x494/0x840 [ 97.928844][ T1088] ? rt6_disable_ip+0xd9/0x140 [ 97.928999][ T1088] ? addrconf_ifdown.isra.0+0x103/0x1560 [ 97.929150][ T1088] ? addrconf_notify+0xd1/0xd60 [ 97.929302][ T1088] ? notifier_call_chain+0xcd/0x150 [ 97.929458][ T1088] ? dev_close_many+0x2d8/0x650 [ 97.929608][ T1088] ? unregister_netdevice_many_notify+0x3d5/0x1190 [ 97.929795][ T1088] ? rtnl_dellink+0x330/0xa30 [ 97.929945][ T1088] ? rtnetlink_rcv_msg+0x2fb/0xbf0 [ 97.930095][ T1088] ? netlink_rcv_skb+0x130/0x360 [ 97.930248][ T1088] ? netlink_unicast+0x449/0x710 [ 97.930401][ T1088] ? netlink_sendmsg+0x723/0xbe0 [ 97.930551][ T1088] ? __sys_sendto+0x37d/0x410 [ 97.930705][ T1088] ? __x64_sys_sendto+0xe0/0x1c0 [ 97.930857][ T1088] ? do_syscall_64+0xc6/0x1e0 [ 97.931012][ T1088] ? entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 97.931204][ T1088] ? in6_dev_get+0xcc/0x210 [ 97.931356][ T1088] rt6_uncached_list_flush_dev+0x494/0x840 [ 97.931632][ T1088] rt6_disable_ip+0xd9/0x140 [ 97.931784][ T1088] ? __pfx_rt6_disable_ip+0x10/0x10 [ 97.931937][ T1088] ? hlock_class+0x4e/0x130 [ 97.932091][ T1088] addrconf_ifdown.isra.0+0x103/0x1560 [ 97.932327][ T1088] ? __pfx_snprintf+0x10/0x10 [ 97.932474][ T1088] ? __try_to_del_timer_sync+0xe7/0x140 [ 97.932712][ T1088] ? __pfx_addrconf_ifdown.isra.0+0x10/0x10 [ 97.932912][ T1088] addrconf_notify+0xd1/0xd60 [ 97.933064][ T1088] notifier_call_chain+0xcd/0x150 [ 97.933214][ T1088] dev_close_many+0x2d8/0x650 [ 97.933463][ T1088] ? notifier_call_chain+0xcd/0x150 [ 97.933615][ T1088] ? __pfx_dev_close_many+0x10/0x10 [ 97.933768][ T1088] ? __netdev_upper_dev_unlink+0x17c/0x220 [ 97.933960][ T1088] unregister_netdevice_many_notify+0x3d5/0x1190 [ 97.934151][ T1088] ? unregister_netdevice_queue+0x70/0x410 [ 97.934447][ T1088] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 97.934637][ T1088] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 97.934832][ T1088] ? netdev_upper_dev_unlink+0x71/0xa0 [ 97.934992][ T1088] ? __pfx_netdev_upper_dev_unlink+0x10/0x10 [ 97.935264][ T1088] rtnl_dellink+0x330/0xa30 [ 97.935507][ T1088] ? hlock_class+0x4e/0x130 [ 97.935661][ T1088] ? __pfx_rtnl_dellink+0x10/0x10 [ 97.935821][ T1088] ? trace_contention_end+0xdc/0x140 [ 97.935977][ T1088] ? __mutex_lock+0x170/0xac0 [ 97.936133][ T1088] ? find_held_lock+0x2c/0x110 [ 97.936376][ T1088] ? __pfx___mutex_lock+0x10/0x10 [ 97.936536][ T1088] ? __pfx___lock_release+0x10/0x10 [ 97.936688][ T1088] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 97.936843][ T1088] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 97.937084][ T1088] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 97.937240][ T1088] ? hlock_class+0x4e/0x130 [ 97.937389][ T1088] ? mark_lock+0x38/0x3e0 [ 97.937504][ T1088] ? __lock_acquire+0xaf0/0x1570 [ 97.937657][ T1088] netlink_rcv_skb+0x130/0x360 [ 97.937820][ T1088] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 97.938067][ T1088] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 97.938308][ T1088] ? lock_acquire.part.0+0xeb/0x330 [ 97.938465][ T1088] ? netlink_deliver_tap+0xc8/0x340 [ 97.938618][ T1088] ? lock_acquire+0x32/0xc0 [ 97.938773][ T1088] ? netlink_deliver_tap+0xc8/0x340 [ 97.938924][ T1088] ? netlink_deliver_tap+0xc8/0x340 [ 97.939153][ T1088] ? netlink_deliver_tap+0x149/0x340 [ 97.939391][ T1088] netlink_unicast+0x449/0x710 [ 97.939545][ T1088] ? __pfx_netlink_unicast+0x10/0x10 [ 97.939704][ T1088] ? netlink_autobind.isra.0+0xa5/0x270 [ 97.939859][ T1088] ? netlink_autobind.isra.0+0x18a/0x270 [ 97.940009][ T1088] netlink_sendmsg+0x723/0xbe0 [ 97.940164][ T1088] ? __pfx_netlink_sendmsg+0x10/0x10 [ 97.940319][ T1088] ? __fget_light+0x53/0x1e0 [ 97.940559][ T1088] __sys_sendto+0x37d/0x410 [ 97.940711][ T1088] ? __pfx___sys_sendto+0x10/0x10 [ 97.940864][ T1088] ? __lock_release+0x103/0x460 [ 97.941023][ T1088] ? __pfx___lock_release+0x10/0x10 [ 97.941263][ T1088] ? fd_install+0x1d1/0x5a0 [ 97.941417][ T1088] ? fd_install+0x1d6/0x5a0 [ 97.941566][ T1088] ? __sys_socket+0x168/0x1e0 [ 97.941719][ T1088] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 97.942005][ T1088] ? __pfx___sys_socket+0x10/0x10 [ 97.942162][ T1088] __x64_sys_sendto+0xe0/0x1c0 [ 97.942306][ T1088] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 97.942493][ T1088] do_syscall_64+0xc6/0x1e0 [ 97.942739][ T1088] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 97.942938][ T1088] RIP: 0033:0x7fd007a29700 [ 97.943100][ T1088] Code: ff ff 64 89 02 eb bd 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 1d 45 31 c9 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 68 c3 0f 1f 80 00 00 00 00 41 54 48 83 ec 20 [ 97.943819][ T1088] RSP: 002b:00007ffdc3386fa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 97.944072][ T1088] RAX: ffffffffffffffda RBX: 0000000000000030 RCX: 00007fd007a29700 [ 97.944390][ T1088] RDX: 0000000000000030 RSI: 00007ffdc3386fb0 RDI: 0000000000000005 [ 97.944620][ T1088] RBP: 0000000000404780 R08: 0000000000000000 R09: 0000000000000000 [ 97.944851][ T1088] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 97.945083][ T1088] R13: 00007ffdc3386fb0 R14: 00000000004063c0 R15: 00000000004064e0 [ 97.945324][ T1088] [ 97.976790][ T1088] tap (1088) used greatest stack depth: 23104 bytes left [ 97.988457][ T1092] xdummy0: entered promiscuous mode [ 97.996883][ T1092] xdummy0: left promiscuous mode [ 98.045677][ T1096] xdummy0: entered promiscuous mode [ 98.055081][ T1096] xdummy0: left promiscuous mode