[ 10.597704][ T264] ip (264) used greatest stack depth: 23464 bytes left [ 56.135962][ T1013] u32 classifier [ 56.136677][ T1013] input device check on [ 56.136857][ T1013] Actions configured [ 57.284807][ T1032] gre: GRE over IPv4 demultiplexor driver [ 57.303004][ T1032] ip_gre: GRE over IPv4 tunneling driver [ 58.463520][ T1062] ip (1062) used greatest stack depth: 23376 bytes left [ 60.243986][ T1094] ip6_gre: GRE over IPv6 tunneling driver [ 60.472361][ T51] ip6_tunnel: ip6gretap00 xmit: Local address not yet configured! [ 60.498420][ T67] ip6_tunnel: ip6gretap00 xmit: Local address not yet configured! [ 63.475379][ T11] ip6_tunnel: ip6erspan00 xmit: Local address not yet configured! [ 63.928326][ T11] ip6_tunnel: ip6erspan00 xmit: Local address not yet configured! [ 63.949284][ T67] ip6_tunnel: ip6erspan00 xmit: Local address not yet configured! [ 64.620026][ T1173] test-br0: port 1(test-dummy0) entered blocking state [ 64.620591][ T1173] test-br0: port 1(test-dummy0) entered disabled state [ 64.620880][ T1173] test-dummy0: entered allmulticast mode [ 64.622388][ T1173] test-dummy0: entered promiscuous mode [ 64.712365][ T1177] test-br0: port 1(test-dummy0) entered blocking state [ 64.712802][ T1177] test-br0: port 1(test-dummy0) entered forwarding state [ 66.210922][ T1213] test-dummy0: left allmulticast mode [ 66.211200][ T1213] test-dummy0: left promiscuous mode [ 66.211497][ T1213] test-br0: port 1(test-dummy0) entered disabled state [ 151.343701][ T3441] MACsec IEEE 802.1AE [ 152.317006][ T3462] Initializing XFRM netlink socket [ 154.986394][ T3359] netdevsim netdevsim0 eni0np1: renamed from eth0 [ 158.417701][ T3576] ip (3576) used greatest stack depth: 23096 bytes left [ 158.586195][ T3580] test-br0: port 1(vxlan10) entered blocking state [ 158.586522][ T3580] test-br0: port 1(vxlan10) entered disabled state [ 158.586776][ T3580] vxlan10: entered allmulticast mode [ 158.589183][ T3580] vxlan10: entered promiscuous mode [ 159.077366][ T67] vxlan10: left allmulticast mode [ 159.077717][ T67] vxlan10: left promiscuous mode [ 159.078040][ T67] test-br0: port 1(vxlan10) entered disabled state [ 159.954597][ T3610] test-br0: port 1(dummy1) entered blocking state [ 159.954922][ T3610] test-br0: port 1(dummy1) entered disabled state [ 159.955670][ T3610] dummy1: entered allmulticast mode [ 159.956877][ T3610] dummy1: entered promiscuous mode [ 160.467313][ T67] dummy1: left allmulticast mode [ 160.467512][ T67] dummy1: left promiscuous mode [ 160.467795][ T67] test-br0: port 1(dummy1) entered disabled state [ 161.931864][ T3659] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 162.023131][ T3656] netdevsim netdevsim20 eni20np1: renamed from eth1 [ 162.669595][ T3672] test-bond0: (slave eni10np1): Enslaving as a backup interface with an up link [ 162.770030][ T3674] test-bond0: (slave eni20np1): Enslaving as a backup interface with an up link [ 162.970092][ T3684] test-br0: port 1(test-bond0) entered blocking state [ 162.970407][ T3684] test-br0: port 1(test-bond0) entered disabled state [ 162.970650][ T3684] test-bond0: entered allmulticast mode [ 162.970829][ T3684] netdevsim netdevsim10 eni10np1: entered allmulticast mode [ 162.971138][ T3684] netdevsim netdevsim20 eni20np1: entered allmulticast mode [ 162.973719][ T3684] test-bond0: entered promiscuous mode [ 162.973956][ T3684] netdevsim netdevsim10 eni10np1: entered promiscuous mode [ 162.974488][ T3684] netdevsim netdevsim20 eni20np1: entered promiscuous mode [ 163.079429][ T3689] test-bond0: left allmulticast mode [ 163.079671][ T3689] netdevsim netdevsim10 eni10np1: left allmulticast mode [ 163.079938][ T3689] netdevsim netdevsim20 eni20np1: left allmulticast mode [ 163.081014][ T3689] test-bond0: left promiscuous mode [ 163.081213][ T3689] netdevsim netdevsim10 eni10np1: left promiscuous mode [ 163.081623][ T3689] netdevsim netdevsim20 eni20np1: left promiscuous mode [ 163.082157][ T3689] test-br0: port 1(test-bond0) entered disabled state [ 163.212726][ T3690] [ 163.213131][ T3690] ============================= [ 163.213355][ T3690] WARNING: suspicious RCU usage [ 163.213607][ T3690] 6.14.0-rc6-virtme #1 Not tainted [ 163.213824][ T3690] ----------------------------- [ 163.214037][ T3690] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 163.214401][ T3690] [ 163.214401][ T3690] other info that might help us debug this: [ 163.214401][ T3690] [ 163.214797][ T3690] [ 163.214797][ T3690] rcu_scheduler_active = 2, debug_locks = 1 [ 163.215116][ T3690] 4 locks held by ip/3690: [ 163.215327][ T3690] #0: ffffffff9b212e08 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x221/0xa30 [ 163.215705][ T3690] #1: ffff888010a32d98 (&bond->mode_lock){+...}-{3:3}, at: bond_3ad_unbind_slave+0xaa/0x2070 [bonding] [ 163.216167][ T3690] #2: ffffffff9a96f640 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f5/0x18d0 [ 163.216532][ T3690] #3: ffff88800b85a118 (_xmit_ETHER#2){+...}-{3:3}, at: __dev_queue_xmit+0xac3/0x18d0 [ 163.216904][ T3690] [ 163.216904][ T3690] stack backtrace: [ 163.217179][ T3690] CPU: 0 UID: 0 PID: 3690 Comm: ip Not tainted 6.14.0-rc6-virtme #1 [ 163.217184][ T3690] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.217186][ T3690] Call Trace: [ 163.217188][ T3690] [ 163.217191][ T3690] dump_stack_lvl+0xb0/0xd0 [ 163.217202][ T3690] lockdep_rcu_suspicious+0x1ea/0x280 [ 163.217215][ T3690] dev_hard_start_xmit+0x2fc/0x3f0 [ 163.217229][ T3690] __dev_queue_xmit+0xfaa/0x18d0 [ 163.217233][ T3690] ? kmem_cache_alloc_node_noprof+0x154/0x360 [ 163.217239][ T3690] ? __create_object+0x5e/0xb0 [ 163.217258][ T3690] ? __pfx___dev_queue_xmit+0x10/0x10 [ 163.217265][ T3690] ? __alloc_skb+0x148/0x2e0 [ 163.217272][ T3690] ? __pfx___alloc_skb+0x10/0x10 [ 163.217275][ T3690] ? bond_3ad_unbind_slave+0xaa/0x2070 [bonding] [ 163.217307][ T3690] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 163.217319][ T3690] ? __netdev_alloc_skb+0x43/0x670 [ 163.217327][ T3690] ad_lacpdu_send+0x569/0x670 [bonding] [ 163.217352][ T3690] bond_3ad_unbind_slave+0x86e/0x2070 [bonding] [ 163.217383][ T3690] ? __pfx_bond_3ad_unbind_slave+0x10/0x10 [bonding] [ 163.217403][ T3690] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 163.217424][ T3690] __bond_release_one+0x1053/0x1640 [bonding] [ 163.217452][ T3690] ? find_held_lock+0x2c/0x110 [ 163.217458][ T3690] ? __pfx___bond_release_one+0x10/0x10 [bonding] [ 163.217478][ T3690] ? __lock_release+0x103/0x460 [ 163.217481][ T3690] ? net_generic+0xb1/0x1f0 [vxlan] [ 163.217495][ T3690] ? __pfx___lock_release+0x10/0x10 [ 163.217499][ T3690] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 163.217514][ T3690] ? bond_netpoll_cleanup+0x158/0x290 [bonding] [ 163.217537][ T3690] ? __pfx_bond_netpoll_cleanup+0x10/0x10 [bonding] [ 163.217556][ T3690] ? vxlan_netdevice_event+0xb9/0x340 [vxlan] [ 163.217569][ T3690] ? __pfx_vlan_device_event+0x10/0x10 [ 163.217583][ T3690] bond_uninit+0x10c/0x350 [bonding] [ 163.217605][ T3690] ? __pfx_bond_uninit+0x10/0x10 [bonding] [ 163.217627][ T3690] ? notifier_call_chain+0xcd/0x150 [ 163.217640][ T3690] unregister_netdevice_many_notify+0x3ac/0x1c10 [ 163.217657][ T3690] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 163.217660][ T3690] ? rtnl_dellink+0x221/0xa30 [ 163.217664][ T3690] ? sock_def_readable+0x11e/0x300 [ 163.217670][ T3690] ? __pfx___mutex_lock+0x10/0x10 [ 163.217681][ T3690] ? rtnl_is_locked+0x15/0x20 [ 163.217685][ T3690] ? unregister_netdevice_queue+0x70/0x410 [ 163.217691][ T3690] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 163.217696][ T3690] ? __nla_validate_parse+0x48/0x3d0 [ 163.217711][ T3690] rtnl_dellink+0x341/0xa30 [ 163.217719][ T3690] ? __pfx_rtnl_dellink+0x10/0x10 [ 163.217794][ T3690] ? find_held_lock+0x2c/0x110 [ 163.217802][ T3690] ? __lock_release+0x103/0x460 [ 163.217804][ T3690] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 163.217808][ T3690] ? __pfx___lock_release+0x10/0x10 [ 163.217811][ T3690] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 163.217824][ T3690] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 163.217829][ T3690] ? __pfx_rtnl_dellink+0x10/0x10 [ 163.217834][ T3690] rtnetlink_rcv_msg+0x712/0xc10 [ 163.217842][ T3690] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 163.217847][ T3690] ? hlock_class+0x4e/0x130 [ 163.217850][ T3690] ? mark_lock+0x38/0x3e0 [ 163.217863][ T3690] ? __lock_acquire+0xb9a/0x1680 [ 163.217871][ T3690] netlink_rcv_skb+0x130/0x360 [ 163.217876][ T3690] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 163.217884][ T3690] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 163.217909][ T3690] ? netlink_deliver_tap+0x13e/0x340 [ 163.217915][ T3690] ? netlink_deliver_tap+0xc3/0x340 [ 163.217923][ T3690] netlink_unicast+0x44b/0x710 [ 163.217933][ T3690] ? __pfx_netlink_unicast+0x10/0x10 [ 163.217938][ T3690] ? find_held_lock+0x2c/0x110 [ 163.217950][ T3690] netlink_sendmsg+0x723/0xbe0 [ 163.217960][ T3690] ? __pfx_netlink_sendmsg+0x10/0x10 [ 163.217979][ T3690] ____sys_sendmsg+0x7ac/0xa10 [ 163.217987][ T3690] ? __pfx_____sys_sendmsg+0x10/0x10 [ 163.217990][ T3690] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 163.218011][ T3690] ___sys_sendmsg+0xee/0x170 [ 163.218020][ T3690] ? __pfx____sys_sendmsg+0x10/0x10 [ 163.218030][ T3690] ? kasan_save_stack+0x34/0x50 [ 163.218034][ T3690] ? kasan_save_stack+0x24/0x50 [ 163.218037][ T3690] ? kasan_record_aux_stack+0x8c/0xa0 [ 163.218041][ T3690] ? __call_rcu_common.constprop.0+0xa1/0x5b0 [ 163.218043][ T3690] ? __x64_sys_close+0x7c/0xd0 [ 163.218048][ T3690] ? do_syscall_64+0xc1/0x1d0 [ 163.218055][ T3690] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 163.218061][ T3690] ? __lock_acquire+0xb9a/0x1680 [ 163.218065][ T3690] ? lock_downgrade+0xf2/0x110 [ 163.218074][ T3690] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 163.218080][ T3690] ? find_held_lock+0x2c/0x110 [ 163.218088][ T3690] ? __lock_release+0x103/0x460 [ 163.218090][ T3690] ? __virt_addr_valid+0x22b/0x430 [ 163.218097][ T3690] ? __pfx___lock_release+0x10/0x10 [ 163.218100][ T3690] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 163.218111][ T3690] __sys_sendmsg+0x109/0x1a0 [ 163.218116][ T3690] ? __pfx___sys_sendmsg+0x10/0x10 [ 163.218145][ T3690] do_syscall_64+0xc1/0x1d0 [ 163.218151][ T3690] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 163.218154][ T3690] RIP: 0033:0x7f37c55b09a7 [ 163.218159][ T3690] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 [ 163.218162][ T3690] RSP: 002b:00007fff8210feb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 163.218165][ T3690] RAX: ffffffffffffffda RBX: 00007fff821105e0 RCX: 00007f37c55b09a7 [ 163.218167][ T3690] RDX: 0000000000000000 RSI: 00007fff8210ff20 RDI: 0000000000000005 [ 163.218169][ T3690] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 163.218171][ T3690] R10: 00007f37c546eef8 R11: 0000000000000246 R12: 0000000000000002 [ 163.218173][ T3690] R13: 0000000067da7634 R14: 0000000000498600 R15: 0000000000000000 [ 163.218193][ T3690] [ 163.241540][ T3690] test-bond0 (unregistering): (slave eni10np1): Releasing backup interface [ 163.263517][ T3690] test-bond0 (unregistering): (slave eni20np1): Releasing backup interface [ 163.285616][ T3690] test-bond0 (unregistering): Released all slaves [ 163.313380][ T3690] ip (3690) used greatest stack depth: 23088 bytes left [ 167.075418][ T3769] bond123: (slave test-dummy0): Enslaving as an active interface with an up link [ 167.162724][ T67] bond123 (unregistering): (slave test-dummy0): Releasing backup interface [ 167.174719][ T67] bond123 (unregistering): Released all slaves