[ 24.523310][ T262] ip (262) used greatest stack depth: 23920 bytes left [ 24.921963][ T270] fab-br0: port 1(fbond) entered blocking state [ 24.922668][ T270] fab-br0: port 1(fbond) entered disabled state [ 24.923340][ T270] fbond: entered allmulticast mode [ 24.925078][ T270] fbond: entered promiscuous mode [ 25.054808][ T272] veth1-bond: entered promiscuous mode [ 25.055240][ T272] veth1-bond: entered allmulticast mode [ 25.056163][ T272] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link [ 25.182299][ T273] veth2-bond: entered promiscuous mode [ 25.182693][ T273] veth2-bond: entered allmulticast mode [ 25.183193][ T273] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link [ 25.515959][ T10] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex [ 25.516400][ T10] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond [ 25.517075][ T10] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex [ 25.517403][ T10] fbond: active interface up! [ 25.596844][ T276] fab-br0: port 1(fbond) entered blocking state [ 25.597153][ T276] fab-br0: port 1(fbond) entered forwarding state [ 25.754929][ C0] [ 25.755167][ C0] ======================================================== [ 25.755549][ C0] WARNING: possible irq lock inversion dependency detected [ 25.755917][ C0] 6.9.0-rc1-virtme #1 Not tainted [ 25.756164][ C0] -------------------------------------------------------- [ 25.756529][ C0] ip/277 just changed the state of lock: [ 25.756779][ C0] ffff8880056bac18 (&br->lock){+.-.}-{2:2}, at: br_forward_delay_timer_expired+0x48/0x440 [ 25.757239][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 25.757610][ C0] (&p->alloc_lock){+.+.}-{2:2} [ 25.757618][ C0] [ 25.757618][ C0] [ 25.757618][ C0] and interrupts could create inverse lock ordering between them. [ 25.757618][ C0] [ 25.758403][ C0] [ 25.758403][ C0] other info that might help us debug this: [ 25.758631][ C0] Chain exists of: [ 25.758631][ C0] &br->lock --> lweventlist_lock --> &p->alloc_lock [ 25.758631][ C0] [ 25.758983][ C0] Possible interrupt unsafe locking scenario: [ 25.758983][ C0] [ 25.759210][ C0] CPU0 CPU1 [ 25.759380][ C0] ---- ---- [ 25.759532][ C0] lock(&p->alloc_lock); [ 25.759651][ C0] local_irq_disable(); [ 25.759859][ C0] lock(&br->lock); [ 25.760082][ C0] lock(lweventlist_lock); [ 25.760276][ C0] [ 25.760393][ C0] lock(&br->lock); [ 25.760516][ C0] [ 25.760516][ C0] *** DEADLOCK *** [ 25.760516][ C0] [ 25.760753][ C0] 3 locks held by ip/277: [ 25.760871][ C0] #0: ffff888007f0f0e0 (&mm->mmap_lock){++++}-{3:3}, at: exit_mmap+0x18e/0x7d0 [ 25.761148][ C0] #1: ffffffff9c5522e0 (rcu_read_lock){....}-{1:2}, at: __is_insn_slot_addr+0x29/0x1e0 [ 25.761427][ C0] #2: ffffc90000007b68 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 25.761747][ C0] [ 25.761747][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 25.762015][ C0] -> (&p->alloc_lock){+.+.}-{2:2} { [ 25.762176][ C0] HARDIRQ-ON-W at: [ 25.762303][ C0] __lock_acquire+0x797/0x1570 [ 25.762502][ C0] lock_acquire.part.0+0xeb/0x330 [ 25.762697][ C0] _raw_spin_lock+0x30/0x40 [ 25.762893][ C0] set_mems_allowed+0x1d/0x210 [ 25.763086][ C0] kernel_init_freeable+0x72/0x310 [ 25.763283][ C0] kernel_init+0x20/0x200 [ 25.763486][ C0] ret_from_fork+0x31/0x70 [ 25.763686][ C0] ret_from_fork_asm+0x1a/0x30 [ 25.763879][ C0] SOFTIRQ-ON-W at: [ 25.763997][ C0] __lock_acquire+0x797/0x1570 [ 25.764191][ C0] lock_acquire.part.0+0xeb/0x330 [ 25.764391][ C0] _raw_spin_lock+0x30/0x40 [ 25.764596][ C0] set_mems_allowed+0x1d/0x210 [ 25.764790][ C0] kernel_init_freeable+0x72/0x310 [ 25.764985][ C0] kernel_init+0x20/0x200 [ 25.765178][ C0] ret_from_fork+0x31/0x70 [ 25.765371][ C0] ret_from_fork_asm+0x1a/0x30 [ 25.765564][ C0] INITIAL USE at: [ 25.765681][ C0] __lock_acquire+0x797/0x1570 [ 25.765877][ C0] lock_acquire.part.0+0xeb/0x330 [ 25.766071][ C0] _raw_spin_lock+0x30/0x40 [ 25.766276][ C0] set_mems_allowed+0x1d/0x210 [ 25.766466][ C0] kernel_init_freeable+0x72/0x310 [ 25.766660][ C0] kernel_init+0x20/0x200 [ 25.766855][ C0] ret_from_fork+0x31/0x70 [ 25.767050][ C0] ret_from_fork_asm+0x1a/0x30 [ 25.767246][ C0] } [ 25.767326][ C0] ... key at: [] __key.387+0x0/0x40 [ 25.767559][ C0] ... acquired at: [ 25.767675][ C0] __lock_acquire+0xaf0/0x1570 [ 25.767847][ C0] lock_acquire.part.0+0xeb/0x330 [ 25.768050][ C0] _raw_spin_lock+0x30/0x40 [ 25.768210][ C0] __get_task_comm+0x27/0x70 [ 25.768368][ C0] ref_tracker_alloc+0x2ee/0x490 [ 25.768528][ C0] linkwatch_fire_event+0x196/0x200 [ 25.768685][ C0] bond_create+0xba/0x110 [ 25.768842][ C0] bonding_init+0x91/0xe0 [ 25.769009][ C0] do_one_initcall+0x8d/0x1e0 [ 25.769165][ C0] do_initcalls+0x1b2/0x3e0 [ 25.769323][ C0] kernel_init_freeable+0x232/0x310 [ 25.769478][ C0] kernel_init+0x20/0x200 [ 25.769644][ C0] ret_from_fork+0x31/0x70 [ 25.769812][ C0] ret_from_fork_asm+0x1a/0x30 [ 25.769968][ C0] [ 25.770049][ C0] -> (lweventlist_lock){....}-{2:2} { [ 25.770208][ C0] INITIAL USE at: [ 25.770324][ C0] __lock_acquire+0x797/0x1570 [ 25.770520][ C0] lock_acquire.part.0+0xeb/0x330 [ 25.770724][ C0] _raw_spin_lock_irqsave+0x3f/0x60 [ 25.770923][ C0] linkwatch_fire_event+0x74/0x200 [ 25.771118][ C0] bond_create+0xba/0x110 [ 25.771312][ C0] bonding_init+0x91/0xe0 [ 25.771511][ C0] do_one_initcall+0x8d/0x1e0 [ 25.771715][ C0] do_initcalls+0x1b2/0x3e0 [ 25.771909][ C0] kernel_init_freeable+0x232/0x310 [ 25.772104][ C0] kernel_init+0x20/0x200 [ 25.772299][ C0] ret_from_fork+0x31/0x70 [ 25.772507][ C0] ret_from_fork_asm+0x1a/0x30 [ 25.772702][ C0] } [ 25.772781][ C0] ... key at: [] lweventlist_lock+0x18/0x60 [ 25.773012][ C0] ... acquired at: [ 25.773125][ C0] __lock_acquire+0xaf0/0x1570 [ 25.773285][ C0] lock_acquire.part.0+0xeb/0x330 [ 25.773444][ C0] _raw_spin_lock_irqsave+0x3f/0x60 [ 25.773599][ C0] linkwatch_fire_event+0x74/0x200 [ 25.773753][ C0] br_stp_change_bridge_id+0x25f/0x360 [ 25.773909][ C0] br_dev_newlink+0x8c/0x100 [ 25.774066][ C0] rtnl_newlink_create+0x341/0x850 [ 25.774228][ C0] __rtnl_newlink+0xac9/0xd80 [ 25.774386][ C0] rtnl_newlink+0x63/0xa0 [ 25.774558][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 25.774794][ C0] netlink_rcv_skb+0x130/0x360 [ 25.775038][ C0] netlink_unicast+0x449/0x710 [ 25.775285][ C0] netlink_sendmsg+0x723/0xbe0 [ 25.775533][ C0] ____sys_sendmsg+0x7b2/0xa10 [ 25.775778][ C0] ___sys_sendmsg+0xee/0x170 [ 25.776032][ C0] __sys_sendmsg+0xcd/0x170 [ 25.776278][ C0] do_syscall_64+0xc6/0x1e0 [ 25.776525][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 25.776785][ C0] [ 25.776916][ C0] -> (&br->lock){+.-.}-{2:2} { [ 25.777176][ C0] HARDIRQ-ON-W at: [ 25.777359][ C0] __lock_acquire+0x797/0x1570 [ 25.777676][ C0] lock_acquire.part.0+0xeb/0x330 [ 25.777987][ C0] _raw_spin_lock_bh+0x38/0x50 [ 25.778284][ C0] br_dev_newlink+0x65/0x100 [ 25.778483][ C0] rtnl_newlink_create+0x341/0x850 [ 25.778688][ C0] __rtnl_newlink+0xac9/0xd80 [ 25.778886][ C0] rtnl_newlink+0x63/0xa0 [ 25.779080][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 25.779273][ C0] netlink_rcv_skb+0x130/0x360 [ 25.779469][ C0] netlink_unicast+0x449/0x710 [ 25.779662][ C0] netlink_sendmsg+0x723/0xbe0 [ 25.779855][ C0] ____sys_sendmsg+0x7b2/0xa10 [ 25.780064][ C0] ___sys_sendmsg+0xee/0x170 [ 25.780260][ C0] __sys_sendmsg+0xcd/0x170 [ 25.780452][ C0] do_syscall_64+0xc6/0x1e0 [ 25.780647][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 25.780885][ C0] IN-SOFTIRQ-W at: [ 25.781004][ C0] __lock_acquire+0x797/0x1570 [ 25.781202][ C0] lock_acquire.part.0+0xeb/0x330 [ 25.781403][ C0] _raw_spin_lock+0x30/0x40 [ 25.781597][ C0] br_forward_delay_timer_expired+0x48/0x440 [ 25.781829][ C0] call_timer_fn+0x13b/0x230 [ 25.782025][ C0] __run_timers+0x545/0x810 [ 25.782323][ C0] timer_expire_remote+0x9b/0xe0 [ 25.782516][ C0] tmigr_handle_remote_cpu+0x270/0x430 [ 25.782715][ C0] tmigr_handle_remote_up+0x19f/0x2e0 [ 25.783009][ C0] tmigr_handle_remote+0x21d/0x3a0 [ 25.783202][ C0] __do_softirq+0x1f8/0x5df [ 25.783397][ C0] irq_exit_rcu+0x97/0xc0 [ 25.783592][ C0] sysvec_apic_timer_interrupt+0x75/0x80 [ 25.783930][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 25.784164][ C0] lock_acquire.part.0+0x119/0x330 [ 25.784357][ C0] __is_insn_slot_addr+0x3d/0x1e0 [ 25.784651][ C0] kernel_text_address+0x5d/0xe0 [ 25.784846][ C0] __kernel_text_address+0x12/0x40 [ 25.785041][ C0] unwind_get_return_address+0x5e/0xa0 [ 25.785344][ C0] arch_stack_walk+0xa2/0xf0 [ 25.785542][ C0] stack_trace_save+0x94/0xd0 [ 25.785737][ C0] kasan_save_stack+0x24/0x50 [ 25.786131][ C0] __kasan_record_aux_stack+0x8e/0xa0 [ 25.786327][ C0] __call_rcu_common.constprop.0+0x9e/0x830 [ 25.786559][ C0] kmem_cache_free+0x1ac/0x220 [ 25.786753][ C0] exit_mmap+0x38e/0x7d0 [ 25.787063][ C0] __mmput+0x76/0x3b0 [ 25.787218][ C0] exit_mm+0x146/0x1d0 [ 25.787382][ C0] do_exit+0x6b6/0xcf0 [ 25.787538][ C0] do_group_exit+0xb8/0x260 [ 25.787732][ C0] __x64_sys_exit_group+0x3e/0x50 [ 25.787925][ C0] do_syscall_64+0xc6/0x1e0 [ 25.788139][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 25.788478][ C0] INITIAL USE at: [ 25.788594][ C0] __lock_acquire+0x797/0x1570 [ 25.788788][ C0] lock_acquire.part.0+0xeb/0x330 [ 25.788986][ C0] _raw_spin_lock_bh+0x38/0x50 [ 25.789280][ C0] br_dev_newlink+0x65/0x100 [ 25.789479][ C0] rtnl_newlink_create+0x341/0x850 [ 25.789675][ C0] __rtnl_newlink+0xac9/0xd80 [ 25.789986][ C0] rtnl_newlink+0x63/0xa0 [ 25.790188][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 25.790407][ C0] netlink_rcv_skb+0x130/0x360 [ 25.790618][ C0] netlink_unicast+0x449/0x710 [ 25.790831][ C0] netlink_sendmsg+0x723/0xbe0 [ 25.791043][ C0] ____sys_sendmsg+0x7b2/0xa10 [ 25.791257][ C0] ___sys_sendmsg+0xee/0x170 [ 25.791571][ C0] __sys_sendmsg+0xcd/0x170 [ 25.791799][ C0] do_syscall_64+0xc6/0x1e0 [ 25.792011][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 25.792358][ C0] } [ 25.792435][ C0] ... key at: [] __key.6+0x0/0x40 [ 25.792630][ C0] ... acquired at: [ 25.792747][ C0] mark_lock+0x28d/0x3e0 [ 25.792903][ C0] mark_usage+0xd9/0x2a0 [ 25.793170][ C0] __lock_acquire+0x797/0x1570 [ 25.793325][ C0] lock_acquire.part.0+0xeb/0x330 [ 25.793479][ C0] _raw_spin_lock+0x30/0x40 [ 25.793635][ C0] br_forward_delay_timer_expired+0x48/0x440 [ 25.793930][ C0] call_timer_fn+0x13b/0x230 [ 25.794086][ C0] __run_timers+0x545/0x810 [ 25.794245][ C0] timer_expire_remote+0x9b/0xe0 [ 25.794405][ C0] tmigr_handle_remote_cpu+0x270/0x430 [ 25.794562][ C0] tmigr_handle_remote_up+0x19f/0x2e0 [ 25.794716][ C0] tmigr_handle_remote+0x21d/0x3a0 [ 25.794870][ C0] __do_softirq+0x1f8/0x5df [ 25.795026][ C0] irq_exit_rcu+0x97/0xc0 [ 25.795291][ C0] sysvec_apic_timer_interrupt+0x75/0x80 [ 25.795485][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 25.795681][ C0] lock_acquire.part.0+0x119/0x330 [ 25.795837][ C0] __is_insn_slot_addr+0x3d/0x1e0 [ 25.796101][ C0] kernel_text_address+0x5d/0xe0 [ 25.796258][ C0] __kernel_text_address+0x12/0x40 [ 25.796413][ C0] unwind_get_return_address+0x5e/0xa0 [ 25.796566][ C0] arch_stack_walk+0xa2/0xf0 [ 25.796821][ C0] stack_trace_save+0x94/0xd0 [ 25.796988][ C0] kasan_save_stack+0x24/0x50 [ 25.797148][ C0] __kasan_record_aux_stack+0x8e/0xa0 [ 25.797304][ C0] __call_rcu_common.constprop.0+0x9e/0x830 [ 25.797604][ C0] kmem_cache_free+0x1ac/0x220 [ 25.797759][ C0] exit_mmap+0x38e/0x7d0 [ 25.797914][ C0] __mmput+0x76/0x3b0 [ 25.798039][ C0] exit_mm+0x146/0x1d0 [ 25.798157][ C0] do_exit+0x6b6/0xcf0 [ 25.798474][ C0] do_group_exit+0xb8/0x260 [ 25.798639][ C0] __x64_sys_exit_group+0x3e/0x50 [ 25.798795][ C0] do_syscall_64+0xc6/0x1e0 [ 25.798950][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 25.799240][ C0] [ 25.799318][ C0] [ 25.799318][ C0] stack backtrace: [ 25.799523][ C0] CPU: 0 PID: 277 Comm: ip Not tainted 6.9.0-rc1-virtme #1 [ 25.799778][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 25.800223][ C0] Call Trace: [ 25.800351][ C0] [ 25.800431][ C0] dump_stack_lvl+0x82/0xd0 [ 25.800588][ C0] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 25.800880][ C0] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 25.801073][ C0] ? __pfx_usage_skip+0x10/0x10 [ 25.801228][ C0] ? __pfx_usage_match+0x10/0x10 [ 25.801382][ C0] ? arch_stack_walk+0xa2/0xf0 [ 25.801638][ C0] mark_lock_irq+0x4cd/0xa10 [ 25.801802][ C0] ? __pfx_mark_lock_irq+0x10/0x10 [ 25.801958][ C0] ? stack_trace_save+0x94/0xd0 [ 25.802112][ C0] ? add_chain_cache+0x248/0x8b0 [ 25.802366][ C0] ? save_trace+0x8f/0x5b0 [ 25.802524][ C0] mark_lock+0x28d/0x3e0 [ 25.802642][ C0] mark_usage+0xd9/0x2a0 [ 25.802760][ C0] __lock_acquire+0x797/0x1570 [ 25.802916][ C0] ? __lock_acquire+0xaf0/0x1570 [ 25.803174][ C0] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [ 25.803368][ C0] lock_acquire.part.0+0xeb/0x330 [ 25.803522][ C0] ? br_forward_delay_timer_expired+0x48/0x440 [ 25.803811][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 25.803966][ C0] ? trace_lock_acquire+0x135/0x1c0 [ 25.804121][ C0] ? br_forward_delay_timer_expired+0x48/0x440 [ 25.804311][ C0] ? lock_acquire+0x32/0xc0 [ 25.804473][ C0] ? br_forward_delay_timer_expired+0x48/0x440 [ 25.804671][ C0] _raw_spin_lock+0x30/0x40 [ 25.804826][ C0] ? br_forward_delay_timer_expired+0x48/0x440 [ 25.805015][ C0] br_forward_delay_timer_expired+0x48/0x440 [ 25.805304][ C0] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [ 25.805494][ C0] call_timer_fn+0x13b/0x230 [ 25.805647][ C0] ? call_timer_fn+0xe8/0x230 [ 25.805801][ C0] ? call_timer_fn+0xe8/0x230 [ 25.806058][ C0] ? __pfx_call_timer_fn+0x10/0x10 [ 25.806215][ C0] ? hlock_class+0x4e/0x130 [ 25.806367][ C0] ? mark_held_locks+0x9e/0xe0 [ 25.806523][ C0] __run_timers+0x545/0x810 [ 25.806773][ C0] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [ 25.806966][ C0] ? __pfx___run_timers+0x10/0x10 [ 25.807120][ C0] ? __lock_release+0x103/0x460 [ 25.807273][ C0] ? do_raw_spin_lock+0x131/0x270 [ 25.807525][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 25.807681][ C0] ? lock_acquire+0x32/0xc0 [ 25.807833][ C0] ? timer_expire_remote+0x93/0xe0 [ 25.807988][ C0] timer_expire_remote+0x9b/0xe0 [ 25.808259][ C0] tmigr_handle_remote_cpu+0x270/0x430 [ 25.808415][ C0] ? __pfx_tmigr_handle_remote_cpu+0x10/0x10 [ 25.808605][ C0] ? hlock_class+0x4e/0x130 [ 25.808758][ C0] ? mark_lock+0x38/0x3e0 [ 25.808875][ C0] ? mark_held_locks+0x9e/0xe0 [ 25.809129][ C0] tmigr_handle_remote_up+0x19f/0x2e0 [ 25.809284][ C0] tmigr_handle_remote+0x21d/0x3a0 [ 25.809437][ C0] ? __pfx_tmigr_handle_remote+0x10/0x10 [ 25.809591][ C0] ? mark_held_locks+0x9e/0xe0 [ 25.809845][ C0] __do_softirq+0x1f8/0x5df [ 25.810002][ C0] irq_exit_rcu+0x97/0xc0 [ 25.810119][ C0] sysvec_apic_timer_interrupt+0x75/0x80 [ 25.810272][ C0] [ 25.810355][ C0] [ 25.810629][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 25.810823][ C0] RIP: 0010:lock_acquire.part.0+0x119/0x330 [ 25.811025][ C0] Code: ff 48 83 c4 28 65 0f c1 05 84 34 33 67 83 f8 01 0f 85 b5 01 00 00 9c 58 f6 c4 02 0f 85 be 01 00 00 48 85 ed 0f 85 9b 01 00 00 <48> b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 00 00 00 48 c7 [ 25.811672][ C0] RSP: 0018:ffffc90000d4f718 EFLAGS: 00000206 [ 25.811872][ C0] RAX: 0000000000000046 RBX: 1ffff920001a9ee6 RCX: 0000000000000001 [ 25.812202][ C0] RDX: 1ffff11000fda14d RSI: ffff888007ed0a98 RDI: ffff888007ed0aba [ 25.812432][ C0] RBP: 0000000000000200 R08: 0000000000000000 R09: ffff888007ed0a98 [ 25.812662][ C0] R10: 1ffff920001a9eb8 R11: ffffc90000d4f8a9 R12: ffffffff9c5522e0 [ 25.813014][ C0] R13: 0000000000000000 R14: ffff888007ed0040 R15: 0000000000000000 [ 25.813252][ C0] ? get_reg+0x119/0x190 [ 25.813370][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 25.813525][ C0] ? trace_lock_acquire+0x135/0x1c0 [ 25.813682][ C0] ? __is_insn_slot_addr+0x29/0x1e0 [ 25.813838][ C0] ? lock_acquire+0x32/0xc0 [ 25.813992][ C0] ? __is_insn_slot_addr+0x29/0x1e0 [ 25.814148][ C0] __is_insn_slot_addr+0x3d/0x1e0 [ 25.814400][ C0] ? __is_insn_slot_addr+0x29/0x1e0 [ 25.814558][ C0] kernel_text_address+0x5d/0xe0 [ 25.814714][ C0] __kernel_text_address+0x12/0x40 [ 25.814876][ C0] unwind_get_return_address+0x5e/0xa0 [ 25.815126][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 25.815317][ C0] arch_stack_walk+0xa2/0xf0 [ 25.815478][ C0] stack_trace_save+0x94/0xd0 [ 25.815631][ C0] ? __pfx_stack_trace_save+0x10/0x10 [ 25.815899][ C0] ? __pfx_validate_chain+0x10/0x10 [ 25.816052][ C0] ? hlock_class+0x4e/0x130 [ 25.816206][ C0] ? mark_lock+0x38/0x3e0 [ 25.816323][ C0] kasan_save_stack+0x24/0x50 [ 25.816477][ C0] ? kasan_save_stack+0x24/0x50 [ 25.816631][ C0] ? __kasan_record_aux_stack+0x8e/0xa0 [ 25.816784][ C0] ? __call_rcu_common.constprop.0+0x9e/0x830 [ 25.816976][ C0] ? kmem_cache_free+0x1ac/0x220 [ 25.817131][ C0] ? exit_mmap+0x38e/0x7d0 [ 25.817391][ C0] ? __mmput+0x76/0x3b0 [ 25.817516][ C0] ? exit_mm+0x146/0x1d0 [ 25.817633][ C0] ? do_exit+0x6b6/0xcf0 [ 25.817749][ C0] ? do_group_exit+0xb8/0x260 [ 25.817903][ C0] ? __x64_sys_exit_group+0x3e/0x50 [ 25.818168][ C0] ? do_syscall_64+0xc6/0x1e0 [ 25.818323][ C0] ? entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 25.818517][ C0] ? find_held_lock+0x2c/0x110 [ 25.818686][ C0] ? __lock_release+0x103/0x460 [ 25.818947][ C0] ? __virt_addr_valid+0x222/0x420 [ 25.819100][ C0] ? __pfx___lock_release+0x10/0x10 [ 25.819253][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 25.819408][ C0] ? __virt_addr_valid+0x222/0x420 [ 25.819565][ C0] ? __virt_addr_valid+0x227/0x420 [ 25.819719][ C0] ? __pfx_free_object_rcu+0x10/0x10 [ 25.819874][ C0] ? kasan_addr_to_slab+0x4e/0x90 [ 25.820031][ C0] __kasan_record_aux_stack+0x8e/0xa0 [ 25.820285][ C0] ? __pfx_free_object_rcu+0x10/0x10 [ 25.820445][ C0] __call_rcu_common.constprop.0+0x9e/0x830 [ 25.820637][ C0] kmem_cache_free+0x1ac/0x220 [ 25.820790][ C0] ? exit_mmap+0x38e/0x7d0 [ 25.821040][ C0] exit_mmap+0x38e/0x7d0 [ 25.821157][ C0] ? __pfx_exit_mmap+0x10/0x10 [ 25.821311][ C0] ? __mutex_unlock_slowpath+0x145/0x3b0 [ 25.821472][ C0] __mmput+0x76/0x3b0 [ 25.821588][ C0] exit_mm+0x146/0x1d0 [ 25.821804][ C0] do_exit+0x6b6/0xcf0 [ 25.821920][ C0] ? do_raw_spin_lock+0x131/0x270 [ 25.822072][ C0] ? __pfx_do_exit+0x10/0x10 [ 25.822225][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 25.822391][ C0] do_group_exit+0xb8/0x260 [ 25.822765][ C0] __x64_sys_exit_group+0x3e/0x50 [ 25.822941][ C0] do_syscall_64+0xc6/0x1e0 [ 25.823117][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 25.823325][ C0] RIP: 0033:0x7f0a957e3a8d [ 25.823604][ C0] Code: Unable to access opcode bytes at 0x7f0a957e3a63. [ 25.823819][ C0] RSP: 002b:00007ffeb5f920b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 25.824071][ C0] RAX: ffffffffffffffda RBX: 00007f0a958c09c0 RCX: 00007f0a957e3a8d [ 25.824411][ C0] RDX: 00000000000000e7 RSI: fffffffffffffe90 RDI: 0000000000000000 [ 25.824651][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000058 [ 25.824881][ C0] R10: 00007ffeb5f91ee0 R11: 0000000000000246 R12: 00007f0a958c09c0 [ 25.825209][ C0] R13: 0000000000000000 R14: 00007f0a958c5ec8 R15: 00007f0a958c5ee0 [ 25.825442][ C0] [ 28.075073][ T313] fbond: left allmulticast mode [ 28.075278][ T313] veth1-bond: left allmulticast mode [ 28.075435][ T313] veth2-bond: left allmulticast mode [ 28.075592][ T313] fbond: left promiscuous mode [ 28.075744][ T313] veth1-bond: left promiscuous mode [ 28.076086][ T313] veth2-bond: left promiscuous mode [ 28.076497][ T313] fab-br0: port 1(fbond) entered disabled state [ 28.226253][ T315] fbond (unregistering): (slave veth1-bond): Removing an active aggregator [ 28.226731][ T315] fbond (unregistering): (slave veth1-bond): Releasing backup interface [ 28.251875][ T315] fbond (unregistering): (slave veth2-bond): Removing an active aggregator [ 28.252455][ T315] fbond (unregistering): (slave veth2-bond): Releasing backup interface [ 28.270514][ T315] fbond (unregistering): Released all slaves