[ 30.429287][ T295] br0: port 1(veth1) entered blocking state [ 30.429684][ T295] br0: port 1(veth1) entered disabled state [ 30.430590][ T295] veth1: entered allmulticast mode [ 30.432528][ T295] veth1: entered promiscuous mode [ 30.579372][ T297] br0: port 2(veth3) entered blocking state [ 30.579687][ T297] br0: port 2(veth3) entered disabled state [ 30.579986][ T297] veth3: entered allmulticast mode [ 30.582114][ T297] veth3: entered promiscuous mode [ 31.015980][ T50] br0: port 1(veth1) entered blocking state [ 31.016540][ T50] br0: port 1(veth1) entered forwarding state [ 31.153185][ T50] br0: port 2(veth3) entered blocking state [ 31.153479][ T50] br0: port 2(veth3) entered forwarding state [ 46.469895][ C2] [ 46.470004][ C2] ======================================================== [ 46.470233][ C2] WARNING: possible irq lock inversion dependency detected [ 46.470455][ C2] 6.9.0-rc1-virtme #1 Not tainted [ 46.470610][ C2] -------------------------------------------------------- [ 46.470835][ C2] bridge/466 just changed the state of lock: [ 46.471026][ C2] ffff8880022c2c38 (&br->lock){+.-.}-{2:2}, at: br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 46.471410][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 46.471635][ C2] (&p->alloc_lock){+.+.}-{2:2} [ 46.471639][ C2] [ 46.471639][ C2] [ 46.471639][ C2] and interrupts could create inverse lock ordering between them. [ 46.471639][ C2] [ 46.472198][ C2] [ 46.472198][ C2] other info that might help us debug this: [ 46.472428][ C2] Chain exists of: [ 46.472428][ C2] &br->lock --> lweventlist_lock --> &p->alloc_lock [ 46.472428][ C2] [ 46.472781][ C2] Possible interrupt unsafe locking scenario: [ 46.472781][ C2] [ 46.473014][ C2] CPU0 CPU1 [ 46.473167][ C2] ---- ---- [ 46.473316][ C2] lock(&p->alloc_lock); [ 46.473432][ C2] local_irq_disable(); [ 46.473621][ C2] lock(&br->lock); [ 46.473810][ C2] lock(lweventlist_lock); [ 46.473996][ C2] [ 46.474111][ C2] lock(&br->lock); [ 46.474228][ C2] [ 46.474228][ C2] *** DEADLOCK *** [ 46.474228][ C2] [ 46.474449][ C2] 1 lock held by bridge/466: [ 46.474598][ C2] #0: ffffc90000230b68 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 46.474913][ C2] [ 46.474913][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 46.475174][ C2] -> (&p->alloc_lock){+.+.}-{2:2} { [ 46.475329][ C2] HARDIRQ-ON-W at: [ 46.475449][ C2] __lock_acquire+0x797/0x1570 [ 46.475647][ C2] lock_acquire.part.0+0xeb/0x330 [ 46.475840][ C2] _raw_spin_lock+0x30/0x40 [ 46.476031][ C2] set_mems_allowed+0x1d/0x210 [ 46.476223][ C2] kernel_init_freeable+0x72/0x310 [ 46.476413][ C2] kernel_init+0x20/0x200 [ 46.476603][ C2] ret_from_fork+0x31/0x70 [ 46.476797][ C2] ret_from_fork_asm+0x1a/0x30 [ 46.476989][ C2] SOFTIRQ-ON-W at: [ 46.477103][ C2] __lock_acquire+0x797/0x1570 [ 46.477292][ C2] lock_acquire.part.0+0xeb/0x330 [ 46.477484][ C2] _raw_spin_lock+0x30/0x40 [ 46.477672][ C2] set_mems_allowed+0x1d/0x210 [ 46.477860][ C2] kernel_init_freeable+0x72/0x310 [ 46.478053][ C2] kernel_init+0x20/0x200 [ 46.478246][ C2] ret_from_fork+0x31/0x70 [ 46.478436][ C2] ret_from_fork_asm+0x1a/0x30 [ 46.478625][ C2] INITIAL USE at: [ 46.478741][ C2] __lock_acquire+0x797/0x1570 [ 46.478931][ C2] lock_acquire.part.0+0xeb/0x330 [ 46.479124][ C2] _raw_spin_lock+0x30/0x40 [ 46.479315][ C2] set_mems_allowed+0x1d/0x210 [ 46.479506][ C2] kernel_init_freeable+0x72/0x310 [ 46.479703][ C2] kernel_init+0x20/0x200 [ 46.479894][ C2] ret_from_fork+0x31/0x70 [ 46.480086][ C2] ret_from_fork_asm+0x1a/0x30 [ 46.480275][ C2] } [ 46.480357][ C2] ... key at: [] __key.387+0x0/0x40 [ 46.480584][ C2] ... acquired at: [ 46.480705][ C2] __lock_acquire+0xaf0/0x1570 [ 46.480861][ C2] lock_acquire.part.0+0xeb/0x330 [ 46.481012][ C2] _raw_spin_lock+0x30/0x40 [ 46.481163][ C2] __get_task_comm+0x27/0x70 [ 46.481314][ C2] ref_tracker_alloc+0x2ee/0x490 [ 46.481467][ C2] linkwatch_fire_event+0x196/0x200 [ 46.481624][ C2] veth_newlink+0x367/0x830 [veth] [ 46.481782][ C2] rtnl_newlink_create+0x341/0x850 [ 46.481932][ C2] __rtnl_newlink+0xac9/0xd80 [ 46.482083][ C2] rtnl_newlink+0x63/0xa0 [ 46.482233][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.482384][ C2] netlink_rcv_skb+0x130/0x360 [ 46.482537][ C2] netlink_unicast+0x449/0x710 [ 46.482691][ C2] netlink_sendmsg+0x723/0xbe0 [ 46.482845][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 46.483014][ C2] ___sys_sendmsg+0xee/0x170 [ 46.483168][ C2] __sys_sendmsg+0xcd/0x170 [ 46.483322][ C2] do_syscall_64+0xc6/0x1e0 [ 46.483473][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.483660][ C2] [ 46.483737][ C2] -> (lweventlist_lock){....}-{2:2} { [ 46.483891][ C2] INITIAL USE at: [ 46.484006][ C2] __lock_acquire+0x797/0x1570 [ 46.484200][ C2] lock_acquire.part.0+0xeb/0x330 [ 46.484390][ C2] _raw_spin_lock_irqsave+0x3f/0x60 [ 46.484579][ C2] linkwatch_sync_dev+0x29/0x1f0 [ 46.484770][ C2] rtnl_getlink+0x4c9/0x970 [ 46.484959][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.485147][ C2] netlink_rcv_skb+0x130/0x360 [ 46.485342][ C2] netlink_unicast+0x449/0x710 [ 46.485530][ C2] netlink_sendmsg+0x723/0xbe0 [ 46.485718][ C2] __sys_sendto+0x37d/0x410 [ 46.485910][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 46.486099][ C2] do_syscall_64+0xc6/0x1e0 [ 46.486288][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.486519][ C2] } [ 46.486598][ C2] ... key at: [] lweventlist_lock+0x18/0x60 [ 46.486823][ C2] ... acquired at: [ 46.486935][ C2] __lock_acquire+0xaf0/0x1570 [ 46.487087][ C2] lock_acquire.part.0+0xeb/0x330 [ 46.487239][ C2] _raw_spin_lock_irqsave+0x3f/0x60 [ 46.487390][ C2] linkwatch_fire_event+0x74/0x200 [ 46.487544][ C2] br_stp_change_bridge_id+0x25f/0x360 [bridge] [ 46.487773][ C2] br_set_mac_address+0x1f3/0x260 [bridge] [ 46.487994][ C2] dev_set_mac_address+0x28a/0x410 [ 46.488147][ C2] dev_set_mac_address_user+0x31/0x50 [ 46.488298][ C2] do_setlink+0x17b4/0x21e0 [ 46.488448][ C2] rtnl_setlink+0x1f7/0x310 [ 46.488599][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.488753][ C2] netlink_rcv_skb+0x130/0x360 [ 46.488906][ C2] netlink_unicast+0x449/0x710 [ 46.489056][ C2] netlink_sendmsg+0x723/0xbe0 [ 46.489209][ C2] __sys_sendto+0x37d/0x410 [ 46.489363][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 46.489516][ C2] do_syscall_64+0xc6/0x1e0 [ 46.489667][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.489858][ C2] [ 46.489934][ C2] -> (&br->lock){+.-.}-{2:2} { [ 46.490089][ C2] HARDIRQ-ON-W at: [ 46.490206][ C2] __lock_acquire+0x797/0x1570 [ 46.490396][ C2] lock_acquire.part.0+0xeb/0x330 [ 46.490586][ C2] _raw_spin_lock_bh+0x38/0x50 [ 46.490775][ C2] br_set_mac_address+0xd2/0x260 [bridge] [ 46.491033][ C2] dev_set_mac_address+0x28a/0x410 [ 46.491224][ C2] dev_set_mac_address_user+0x31/0x50 [ 46.491417][ C2] do_setlink+0x17b4/0x21e0 [ 46.491604][ C2] rtnl_setlink+0x1f7/0x310 [ 46.491792][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.491982][ C2] netlink_rcv_skb+0x130/0x360 [ 46.492169][ C2] netlink_unicast+0x449/0x710 [ 46.492357][ C2] netlink_sendmsg+0x723/0xbe0 [ 46.492646][ C2] __sys_sendto+0x37d/0x410 [ 46.492841][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 46.493046][ C2] do_syscall_64+0xc6/0x1e0 [ 46.493240][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.493561][ C2] IN-SOFTIRQ-W at: [ 46.493674][ C2] __lock_acquire+0x797/0x1570 [ 46.493864][ C2] lock_acquire.part.0+0xeb/0x330 [ 46.494154][ C2] _raw_spin_lock+0x30/0x40 [ 46.494344][ C2] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 46.494606][ C2] call_timer_fn+0x13b/0x230 [ 46.494986][ C2] __run_timers+0x545/0x810 [ 46.495182][ C2] timer_expire_remote+0x9b/0xe0 [ 46.495390][ C2] tmigr_handle_remote_cpu+0x270/0x430 [ 46.495604][ C2] tmigr_handle_remote_up+0x19f/0x2e0 [ 46.495891][ C2] tmigr_handle_remote+0x21d/0x3a0 [ 46.496078][ C2] __do_softirq+0x1f8/0x5df [ 46.496268][ C2] irq_exit_rcu+0x97/0xc0 [ 46.496551][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 46.496775][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 46.497009][ C2] _raw_spin_unlock_irqrestore+0x43/0x70 [ 46.497330][ C2] p9_virtio_request+0x433/0x580 [ 46.497522][ C2] p9_client_rpc+0x2ad/0x930 [ 46.497710][ C2] p9_client_readlink+0x71/0x120 [ 46.497993][ C2] v9fs_vfs_get_link_dotl+0x94/0x1b0 [ 46.498183][ C2] pick_link+0x8b4/0x1160 [ 46.498375][ C2] step_into+0x84e/0xfa0 [ 46.498562][ C2] link_path_walk.part.0.constprop.0+0x56a/0x9f0 [ 46.498886][ C2] path_openat+0x1be/0x440 [ 46.499074][ C2] do_filp_open+0x1b3/0x3e0 [ 46.499260][ C2] do_sys_openat2+0x122/0x160 [ 46.499544][ C2] __x64_sys_openat+0x123/0x1e0 [ 46.499767][ C2] do_syscall_64+0xc6/0x1e0 [ 46.499978][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.500318][ C2] INITIAL USE at: [ 46.500442][ C2] __lock_acquire+0x797/0x1570 [ 46.500647][ C2] lock_acquire.part.0+0xeb/0x330 [ 46.500849][ C2] _raw_spin_lock_bh+0x38/0x50 [ 46.501136][ C2] br_set_mac_address+0xd2/0x260 [bridge] [ 46.501404][ C2] dev_set_mac_address+0x28a/0x410 [ 46.501593][ C2] dev_set_mac_address_user+0x31/0x50 [ 46.501880][ C2] do_setlink+0x17b4/0x21e0 [ 46.502068][ C2] rtnl_setlink+0x1f7/0x310 [ 46.502260][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.502447][ C2] netlink_rcv_skb+0x130/0x360 [ 46.502734][ C2] netlink_unicast+0x449/0x710 [ 46.502936][ C2] netlink_sendmsg+0x723/0xbe0 [ 46.503124][ C2] __sys_sendto+0x37d/0x410 [ 46.503447][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 46.503638][ C2] do_syscall_64+0xc6/0x1e0 [ 46.503829][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.504149][ C2] } [ 46.504226][ C2] ... key at: [] __key.6+0x0/0xfffffffffffe5ac0 [bridge] [ 46.504531][ C2] ... acquired at: [ 46.504662][ C2] mark_lock+0x28d/0x3e0 [ 46.504912][ C2] mark_usage+0xd9/0x2a0 [ 46.505063][ C2] __lock_acquire+0x797/0x1570 [ 46.505213][ C2] lock_acquire.part.0+0xeb/0x330 [ 46.505364][ C2] _raw_spin_lock+0x30/0x40 [ 46.505515][ C2] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 46.505854][ C2] call_timer_fn+0x13b/0x230 [ 46.506010][ C2] __run_timers+0x545/0x810 [ 46.506168][ C2] timer_expire_remote+0x9b/0xe0 [ 46.506368][ C2] tmigr_handle_remote_cpu+0x270/0x430 [ 46.506776][ C2] tmigr_handle_remote_up+0x19f/0x2e0 [ 46.506973][ C2] tmigr_handle_remote+0x21d/0x3a0 [ 46.507212][ C2] __do_softirq+0x1f8/0x5df [ 46.507432][ C2] irq_exit_rcu+0x97/0xc0 [ 46.508009][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 46.508314][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 46.508580][ C2] _raw_spin_unlock_irqrestore+0x43/0x70 [ 46.509047][ C2] p9_virtio_request+0x433/0x580 [ 46.509296][ C2] p9_client_rpc+0x2ad/0x930 [ 46.509541][ C2] p9_client_readlink+0x71/0x120 [ 46.509787][ C2] v9fs_vfs_get_link_dotl+0x94/0x1b0 [ 46.510044][ C2] pick_link+0x8b4/0x1160 [ 46.510464][ C2] step_into+0x84e/0xfa0 [ 46.510703][ C2] link_path_walk.part.0.constprop.0+0x56a/0x9f0 [ 46.511004][ C2] path_openat+0x1be/0x440 [ 46.511244][ C2] do_filp_open+0x1b3/0x3e0 [ 46.511672][ C2] do_sys_openat2+0x122/0x160 [ 46.511906][ C2] __x64_sys_openat+0x123/0x1e0 [ 46.512141][ C2] do_syscall_64+0xc6/0x1e0 [ 46.512376][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.512850][ C2] [ 46.512991][ C2] [ 46.512991][ C2] stack backtrace: [ 46.513282][ C2] CPU: 2 PID: 466 Comm: bridge Not tainted 6.9.0-rc1-virtme #1 [ 46.513632][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 46.514310][ C2] Call Trace: [ 46.514496][ C2] [ 46.514625][ C2] dump_stack_lvl+0x82/0xd0 [ 46.515060][ C2] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 46.515366][ C2] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 46.515651][ C2] ? __pfx_usage_skip+0x10/0x10 [ 46.515900][ C2] ? __pfx_usage_match+0x10/0x10 [ 46.516298][ C2] ? arch_stack_walk+0xa2/0xf0 [ 46.516538][ C2] mark_lock_irq+0x4cd/0xa10 [ 46.516778][ C2] ? __pfx_mark_lock_irq+0x10/0x10 [ 46.517020][ C2] ? stack_trace_save+0x94/0xd0 [ 46.517430][ C2] ? add_chain_cache+0x248/0x8b0 [ 46.517666][ C2] ? save_trace+0x8f/0x5b0 [ 46.517909][ C2] mark_lock+0x28d/0x3e0 [ 46.518090][ C2] mark_usage+0xd9/0x2a0 [ 46.518270][ C2] __lock_acquire+0x797/0x1570 [ 46.518674][ C2] ? __lock_acquire+0xaf0/0x1570 [ 46.518936][ C2] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 46.519359][ C2] lock_acquire.part.0+0xeb/0x330 [ 46.519602][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 46.519991][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 46.520245][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 46.520482][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 46.520860][ C2] ? lock_acquire+0x32/0xc0 [ 46.521290][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 46.521679][ C2] _raw_spin_lock+0x30/0x40 [ 46.521944][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 46.522504][ C2] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 46.522871][ C2] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 46.523327][ C2] call_timer_fn+0x13b/0x230 [ 46.523582][ C2] ? call_timer_fn+0xe8/0x230 [ 46.524004][ C2] ? call_timer_fn+0xe8/0x230 [ 46.524244][ C2] ? __pfx_call_timer_fn+0x10/0x10 [ 46.524503][ C2] ? _raw_spin_unlock_irq+0x28/0x50 [ 46.524749][ C2] __run_timers+0x545/0x810 [ 46.525168][ C2] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 46.525608][ C2] ? __pfx___run_timers+0x10/0x10 [ 46.525858][ C2] ? __lock_release+0x103/0x460 [ 46.526107][ C2] ? do_raw_spin_lock+0x131/0x270 [ 46.526531][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 46.526778][ C2] ? lock_acquire+0x32/0xc0 [ 46.527031][ C2] ? timer_expire_remote+0x93/0xe0 [ 46.527278][ C2] timer_expire_remote+0x9b/0xe0 [ 46.527865][ C2] tmigr_handle_remote_cpu+0x270/0x430 [ 46.528116][ C2] ? __pfx_tmigr_handle_remote_cpu+0x10/0x10 [ 46.528427][ C2] tmigr_handle_remote_up+0x19f/0x2e0 [ 46.528676][ C2] tmigr_handle_remote+0x21d/0x3a0 [ 46.529092][ C2] ? do_raw_spin_lock+0x131/0x270 [ 46.529346][ C2] ? __pfx_tmigr_handle_remote+0x10/0x10 [ 46.529593][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 46.529842][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 46.530328][ C2] __do_softirq+0x1f8/0x5df [ 46.530582][ C2] irq_exit_rcu+0x97/0xc0 [ 46.530766][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 46.531037][ C2] [ 46.531175][ C2] [ 46.531305][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 46.531794][ C2] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 46.532114][ C2] Code: 10 e8 21 49 9b fd 48 89 ef e8 59 b9 9b fd 81 e3 00 02 00 00 75 1d 9c 58 f6 c4 02 75 29 48 85 db 74 01 fb 65 ff 0d 05 bf af 4f <74> 0e 5b 5d c3 cc cc cc cc e8 4f b3 be fd eb dc 0f 1f 44 00 00 5b [ 46.533217][ C2] RSP: 0018:ffffc90000b6f528 EFLAGS: 00000286 [ 46.533422][ C2] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff6424179 [ 46.533758][ C2] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb0540911 [ 46.533991][ C2] RBP: ffff888005392008 R08: 0000000000000001 R09: fffffbfff64249fa [ 46.534220][ C2] R10: ffffffffb2124fd7 R11: 0000000000000000 R12: dffffc0000000000 [ 46.534564][ C2] R13: 0000000000000001 R14: 0000000000000282 R15: ffff888005392078 [ 46.534817][ C2] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 46.535011][ C2] p9_virtio_request+0x433/0x580 [ 46.535167][ C2] ? trace_9p_client_req+0xea/0x150 [ 46.535413][ C2] ? __pfx_p9_virtio_request+0x10/0x10 [ 46.535564][ C2] ? p9_client_prepare_req+0x1dd/0x290 [ 46.535716][ C2] ? __pfx_p9_client_prepare_req+0x10/0x10 [ 46.535908][ C2] p9_client_rpc+0x2ad/0x930 [ 46.536155][ C2] ? do_raw_spin_lock+0x131/0x270 [ 46.536307][ C2] ? __pfx_p9_client_rpc+0x10/0x10 [ 46.536462][ C2] ? v9fs_fid_find+0x1af/0x290 [ 46.536614][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 46.536864][ C2] ? _raw_spin_unlock+0x23/0x40 [ 46.537017][ C2] ? __pfx_v9fs_fid_find+0x10/0x10 [ 46.537168][ C2] ? __pfx_make_vfsgid+0x10/0x10 [ 46.537318][ C2] ? v9fs_fid_add+0xf8/0x190 [ 46.537569][ C2] p9_client_readlink+0x71/0x120 [ 46.537727][ C2] v9fs_vfs_get_link_dotl+0x94/0x1b0 [ 46.537886][ C2] ? __pfx_v9fs_vfs_get_link_dotl+0x10/0x10 [ 46.538077][ C2] ? __lookup_slow+0x209/0x3c0 [ 46.538353][ C2] pick_link+0x8b4/0x1160 [ 46.538489][ C2] ? find_held_lock+0x2c/0x110 [ 46.538645][ C2] step_into+0x84e/0xfa0 [ 46.538800][ C2] ? __up_read+0x1a7/0x780 [ 46.538953][ C2] ? __pfx_step_into+0x10/0x10 [ 46.539202][ C2] ? walk_component+0x2b6/0x4f0 [ 46.539357][ C2] link_path_walk.part.0.constprop.0+0x56a/0x9f0 [ 46.539549][ C2] ? __pfx_link_path_walk.part.0.constprop.0+0x10/0x10 [ 46.539757][ C2] path_openat+0x1be/0x440 [ 46.540005][ C2] ? __pfx_path_openat+0x10/0x10 [ 46.540187][ C2] ? __lock_acquire+0xaf0/0x1570 [ 46.540340][ C2] do_filp_open+0x1b3/0x3e0 [ 46.540519][ C2] ? __pfx_do_filp_open+0x10/0x10 [ 46.540776][ C2] ? find_held_lock+0x2c/0x110 [ 46.540932][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 46.541113][ C2] ? alloc_fd+0x1f5/0x650 [ 46.541235][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 46.541504][ C2] ? _raw_spin_unlock+0x23/0x40 [ 46.541692][ C2] ? alloc_fd+0x1f5/0x650 [ 46.541808][ C2] do_sys_openat2+0x122/0x160 [ 46.541976][ C2] ? __pfx_do_sys_openat2+0x10/0x10 [ 46.542138][ C2] ? __pfx___debug_check_no_obj_freed+0x10/0x10 [ 46.542560][ C2] ? __virt_addr_valid+0x227/0x420 [ 46.542721][ C2] __x64_sys_openat+0x123/0x1e0 [ 46.542872][ C2] ? __pfx___x64_sys_openat+0x10/0x10 [ 46.543053][ C2] do_syscall_64+0xc6/0x1e0 [ 46.543301][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.543489][ C2] RIP: 0033:0x7f0cdb6a10e8 [ 46.543646][ C2] Code: f9 41 89 f0 41 83 e2 40 75 30 89 f0 25 00 00 41 00 3d 00 00 41 00 74 22 44 89 c2 4c 89 ce bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 30 c3 0f 1f 80 00 00 00 00 48 8d 44 24 08 c7 [ 46.544287][ C2] RSP: 002b:00007ffea35e2998 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 [ 46.544546][ C2] RAX: ffffffffffffffda RBX: 00007ffea35e2c1f RCX: 00007f0cdb6a10e8 [ 46.544875][ C2] RDX: 0000000000080000 RSI: 00007ffea35e2a10 RDI: 00000000ffffff9c [ 46.545099][ C2] RBP: 00007ffea35e2a00 R08: 0000000000080000 R09: 00007ffea35e2a10 [ 46.545331][ C2] R10: 0000000000000000 R11: 0000000000000287 R12: 00007ffea35e2a17 [ 46.545656][ C2] R13: 00007ffea35e2c30 R14: 00007ffea35e2a10 R15: 00007f0cdb672000 [ 46.545883][ C2] [ 50.436016][ T535] br0: port 3(veth5) entered blocking state [ 50.436220][ T535] br0: port 3(veth5) entered disabled state [ 50.436445][ T535] veth5: entered allmulticast mode [ 50.438006][ T535] veth5: entered promiscuous mode [ 50.650544][ T540] veth5: left allmulticast mode [ 50.650713][ T540] veth5: left promiscuous mode [ 50.650972][ T540] br0: port 3(veth5) entered disabled state [ 51.747595][ T555] br0: port 3(veth5) entered blocking state [ 51.747830][ T555] br0: port 3(veth5) entered disabled state [ 51.748043][ T555] veth5: entered allmulticast mode [ 51.749530][ T555] veth5: entered promiscuous mode [ 51.749800][ T555] br0: adding interface veth5 with same address as a received packet (addr:de:ad:be:ef:42:00, vlan:0) [ 51.983066][ T560] veth5: left allmulticast mode [ 51.983358][ T560] veth5: left promiscuous mode [ 51.985234][ T560] br0: port 3(veth5) entered disabled state [ 105.352483][ T1292] br0: port 3(veth5) entered blocking state [ 105.352725][ T1292] br0: port 3(veth5) entered disabled state [ 105.353853][ T1292] veth5: entered allmulticast mode [ 105.355359][ T1292] veth5: entered promiscuous mode [ 105.575158][ T1298] br0: port 3(veth5) entered disabled state [ 105.671404][ T1299] br0: port 2(veth3) entered disabled state [ 105.770839][ T1300] br0: port 1(veth1) entered disabled state [ 105.870334][ T1301] veth5: left allmulticast mode [ 105.870511][ T1301] veth5: left promiscuous mode [ 105.871590][ T1301] br0: port 3(veth5) entered disabled state [ 105.873024][ T1301] veth3: left allmulticast mode [ 105.873181][ T1301] veth3: left promiscuous mode [ 105.873438][ T1301] br0: port 2(veth3) entered disabled state [ 105.874291][ T1301] veth1: left allmulticast mode [ 105.874438][ T1301] veth1: left promiscuous mode [ 105.874683][ T1301] br0: port 1(veth1) entered disabled state