[ 82.180007][ T1399] u32 classifier [ 82.180256][ T1399] input device check on [ 82.180419][ T1399] Actions configured [ 83.318623][ T1418] gre: GRE over IPv4 demultiplexor driver [ 83.331035][ T1418] ip_gre: GRE over IPv4 tunneling driver [ 86.294258][ T1480] ip6_gre: GRE over IPv6 tunneling driver [ 86.515656][ T61] ip6_tunnel: ip6gretap00 xmit: Local address not yet configured! [ 89.473089][ T56] ip6_tunnel: ip6erspan00 xmit: Local address not yet configured! [ 89.872152][ T56] ip6_tunnel: ip6erspan00 xmit: Local address not yet configured! [ 90.499957][ T1559] test-br0: port 1(test-dummy0) entered blocking state [ 90.500300][ T1559] test-br0: port 1(test-dummy0) entered disabled state [ 90.500564][ T1559] test-dummy0: entered allmulticast mode [ 90.501954][ T1559] test-dummy0: entered promiscuous mode [ 90.511661][ T1559] ip (1559) used greatest stack depth: 23816 bytes left [ 90.598227][ T1563] test-br0: port 1(test-dummy0) entered blocking state [ 90.598660][ T1563] test-br0: port 1(test-dummy0) entered forwarding state [ 92.105069][ T1601] test-dummy0: left allmulticast mode [ 92.105334][ T1601] test-dummy0: left promiscuous mode [ 92.105667][ T1601] test-br0: port 1(test-dummy0) entered disabled state [ 177.246001][ T3828] MACsec IEEE 802.1AE [ 178.237715][ T3851] Initializing XFRM netlink socket [ 180.948002][ T3831] netdevsim netdevsim0 eni0np1: renamed from eth0 [ 184.523612][ T3970] test-br0: port 1(vxlan10) entered blocking state [ 184.524437][ T3970] test-br0: port 1(vxlan10) entered disabled state [ 184.524694][ T3970] vxlan10: entered allmulticast mode [ 184.525981][ T3970] vxlan10: entered promiscuous mode [ 185.041851][ T12] vxlan10: left allmulticast mode [ 185.042106][ T12] vxlan10: left promiscuous mode [ 185.042501][ T12] test-br0: port 1(vxlan10) entered disabled state [ 185.904344][ T4000] test-br0: port 1(dummy1) entered blocking state [ 185.904691][ T4000] test-br0: port 1(dummy1) entered disabled state [ 185.904957][ T4000] dummy1: entered allmulticast mode [ 185.906182][ T4000] dummy1: entered promiscuous mode [ 186.427625][ T12] dummy1: left allmulticast mode [ 186.427894][ T12] dummy1: left promiscuous mode [ 186.428282][ T12] test-br0: port 1(dummy1) entered disabled state [ 187.935278][ T4047] netdevsim netdevsim20 eni20np1: renamed from eth1 [ 188.043595][ T4048] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 188.600352][ T4060] test-bond0: (slave eni10np1): Enslaving as a backup interface with an up link [ 188.697792][ T4062] test-bond0: (slave eni20np1): Enslaving as a backup interface with an up link [ 188.916800][ T4075] test-br0: port 1(test-bond0) entered blocking state [ 188.917099][ T4075] test-br0: port 1(test-bond0) entered disabled state [ 188.917367][ T4075] test-bond0: entered allmulticast mode [ 188.917553][ T4075] netdevsim netdevsim10 eni10np1: entered allmulticast mode [ 188.917876][ T4075] netdevsim netdevsim20 eni20np1: entered allmulticast mode [ 188.919617][ T4075] test-bond0: entered promiscuous mode [ 188.919816][ T4075] netdevsim netdevsim10 eni10np1: entered promiscuous mode [ 188.920559][ T4075] netdevsim netdevsim20 eni20np1: entered promiscuous mode [ 189.004706][ T4077] test-bond0: left allmulticast mode [ 189.004959][ T4077] netdevsim netdevsim10 eni10np1: left allmulticast mode [ 189.005650][ T4077] netdevsim netdevsim20 eni20np1: left allmulticast mode [ 189.005895][ T4077] test-bond0: left promiscuous mode [ 189.006592][ T4077] netdevsim netdevsim10 eni10np1: left promiscuous mode [ 189.007041][ T4077] netdevsim netdevsim20 eni20np1: left promiscuous mode [ 189.007527][ T4077] test-br0: port 1(test-bond0) entered disabled state [ 189.129776][ T4078] [ 189.130126][ T4078] ============================= [ 189.130357][ T4078] WARNING: suspicious RCU usage [ 189.130580][ T4078] 6.14.0-rc6-virtme #1 Not tainted [ 189.130804][ T4078] ----------------------------- [ 189.131039][ T4078] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 189.131587][ T4078] [ 189.131587][ T4078] other info that might help us debug this: [ 189.131587][ T4078] [ 189.132024][ T4078] [ 189.132024][ T4078] rcu_scheduler_active = 2, debug_locks = 1 [ 189.132347][ T4078] 4 locks held by ip/4078: [ 189.132572][ T4078] #0: ffffffff8fe12e08 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x221/0xa30 [ 189.132978][ T4078] #1: ffff8880142aad98 (&bond->mode_lock){+...}-{3:3}, at: bond_3ad_unbind_slave+0xaa/0x2070 [bonding] [ 189.133439][ T4078] #2: ffffffff8f56f640 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f5/0x18d0 [ 189.133820][ T4078] #3: ffff88800b74bf18 (_xmit_ETHER#2){+...}-{3:3}, at: __dev_queue_xmit+0xac3/0x18d0 [ 189.134210][ T4078] [ 189.134210][ T4078] stack backtrace: [ 189.134480][ T4078] CPU: 2 UID: 0 PID: 4078 Comm: ip Not tainted 6.14.0-rc6-virtme #1 [ 189.134485][ T4078] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 189.134487][ T4078] Call Trace: [ 189.134490][ T4078] [ 189.134492][ T4078] dump_stack_lvl+0xb0/0xd0 [ 189.134503][ T4078] lockdep_rcu_suspicious+0x1ea/0x280 [ 189.134516][ T4078] dev_hard_start_xmit+0x2fc/0x3f0 [ 189.134529][ T4078] __dev_queue_xmit+0xfaa/0x18d0 [ 189.134534][ T4078] ? kmem_cache_alloc_node_noprof+0x154/0x360 [ 189.134540][ T4078] ? __create_object+0x5e/0xb0 [ 189.134558][ T4078] ? __pfx___dev_queue_xmit+0x10/0x10 [ 189.134566][ T4078] ? __alloc_skb+0x148/0x2e0 [ 189.134573][ T4078] ? __pfx___alloc_skb+0x10/0x10 [ 189.134576][ T4078] ? bond_3ad_unbind_slave+0xaa/0x2070 [bonding] [ 189.134605][ T4078] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 189.134617][ T4078] ? __netdev_alloc_skb+0x43/0x670 [ 189.134626][ T4078] ad_lacpdu_send+0x569/0x670 [bonding] [ 189.134650][ T4078] bond_3ad_unbind_slave+0x86e/0x2070 [bonding] [ 189.134681][ T4078] ? __pfx_bond_3ad_unbind_slave+0x10/0x10 [bonding] [ 189.134701][ T4078] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 189.134722][ T4078] __bond_release_one+0x1053/0x1640 [bonding] [ 189.134750][ T4078] ? find_held_lock+0x2c/0x110 [ 189.134756][ T4078] ? __pfx___bond_release_one+0x10/0x10 [bonding] [ 189.134777][ T4078] ? __lock_release+0x103/0x460 [ 189.134780][ T4078] ? net_generic+0xb1/0x1f0 [vxlan] [ 189.134794][ T4078] ? __pfx___lock_release+0x10/0x10 [ 189.134797][ T4078] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 189.134812][ T4078] ? bond_netpoll_cleanup+0x158/0x290 [bonding] [ 189.134835][ T4078] ? __pfx_bond_netpoll_cleanup+0x10/0x10 [bonding] [ 189.134854][ T4078] ? vxlan_netdevice_event+0xb9/0x340 [vxlan] [ 189.134867][ T4078] ? __pfx_vlan_device_event+0x10/0x10 [ 189.134881][ T4078] bond_uninit+0x10c/0x350 [bonding] [ 189.134903][ T4078] ? __pfx_bond_uninit+0x10/0x10 [bonding] [ 189.134926][ T4078] ? notifier_call_chain+0xcd/0x150 [ 189.134940][ T4078] unregister_netdevice_many_notify+0x3ac/0x1c10 [ 189.134957][ T4078] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 189.134960][ T4078] ? rtnl_dellink+0x221/0xa30 [ 189.134963][ T4078] ? sock_def_readable+0x11e/0x300 [ 189.134970][ T4078] ? __pfx___mutex_lock+0x10/0x10 [ 189.134981][ T4078] ? rtnl_is_locked+0x15/0x20 [ 189.134985][ T4078] ? unregister_netdevice_queue+0x70/0x410 [ 189.134991][ T4078] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 189.134996][ T4078] ? __nla_validate_parse+0x48/0x3d0 [ 189.135012][ T4078] rtnl_dellink+0x341/0xa30 [ 189.135020][ T4078] ? __pfx_rtnl_dellink+0x10/0x10 [ 189.135102][ T4078] ? find_held_lock+0x2c/0x110 [ 189.135110][ T4078] ? __lock_release+0x103/0x460 [ 189.135112][ T4078] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 189.135117][ T4078] ? __pfx___lock_release+0x10/0x10 [ 189.135120][ T4078] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 189.135134][ T4078] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 189.135139][ T4078] ? __pfx_rtnl_dellink+0x10/0x10 [ 189.135144][ T4078] rtnetlink_rcv_msg+0x712/0xc10 [ 189.135152][ T4078] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 189.135157][ T4078] ? hlock_class+0x4e/0x130 [ 189.135160][ T4078] ? mark_lock+0x38/0x3e0 [ 189.135173][ T4078] ? __lock_acquire+0xb9a/0x1680 [ 189.135181][ T4078] netlink_rcv_skb+0x130/0x360 [ 189.135187][ T4078] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 189.135195][ T4078] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 189.135220][ T4078] ? netlink_deliver_tap+0x13e/0x340 [ 189.135227][ T4078] ? netlink_deliver_tap+0xc3/0x340 [ 189.135235][ T4078] netlink_unicast+0x44b/0x710 [ 189.135245][ T4078] ? __pfx_netlink_unicast+0x10/0x10 [ 189.135250][ T4078] ? find_held_lock+0x2c/0x110 [ 189.135262][ T4078] netlink_sendmsg+0x723/0xbe0 [ 189.135273][ T4078] ? __pfx_netlink_sendmsg+0x10/0x10 [ 189.135292][ T4078] ____sys_sendmsg+0x7ac/0xa10 [ 189.135300][ T4078] ? __pfx_____sys_sendmsg+0x10/0x10 [ 189.135303][ T4078] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 189.135326][ T4078] ___sys_sendmsg+0xee/0x170 [ 189.135334][ T4078] ? __pfx____sys_sendmsg+0x10/0x10 [ 189.135345][ T4078] ? kasan_save_stack+0x34/0x50 [ 189.135349][ T4078] ? kasan_save_stack+0x24/0x50 [ 189.135352][ T4078] ? kasan_record_aux_stack+0x8c/0xa0 [ 189.135356][ T4078] ? __call_rcu_common.constprop.0+0xa1/0x5b0 [ 189.135359][ T4078] ? __x64_sys_close+0x7c/0xd0 [ 189.135364][ T4078] ? do_syscall_64+0xc1/0x1d0 [ 189.135370][ T4078] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 189.135375][ T4078] ? __lock_acquire+0xb9a/0x1680 [ 189.135380][ T4078] ? lock_downgrade+0xf2/0x110 [ 189.135388][ T4078] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 189.135394][ T4078] ? find_held_lock+0x2c/0x110 [ 189.135402][ T4078] ? __lock_release+0x103/0x460 [ 189.135404][ T4078] ? __virt_addr_valid+0x22b/0x430 [ 189.135411][ T4078] ? __pfx___lock_release+0x10/0x10 [ 189.135414][ T4078] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 189.135425][ T4078] __sys_sendmsg+0x109/0x1a0 [ 189.135430][ T4078] ? __pfx___sys_sendmsg+0x10/0x10 [ 189.135459][ T4078] do_syscall_64+0xc1/0x1d0 [ 189.135465][ T4078] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 189.135468][ T4078] RIP: 0033:0x7fed5ce279a7 [ 189.135473][ T4078] 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 [ 189.135476][ T4078] RSP: 002b:00007ffc109a8f38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 189.135480][ T4078] RAX: ffffffffffffffda RBX: 00007ffc109a9660 RCX: 00007fed5ce279a7 [ 189.135482][ T4078] RDX: 0000000000000000 RSI: 00007ffc109a8fa0 RDI: 0000000000000005 [ 189.135484][ T4078] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 189.135486][ T4078] R10: 00007fed5cce5ef8 R11: 0000000000000246 R12: 0000000000000002 [ 189.135488][ T4078] R13: 0000000067dac83c R14: 0000000000498600 R15: 0000000000000000 [ 189.135508][ T4078] [ 189.158335][ T4078] test-bond0 (unregistering): (slave eni10np1): Releasing backup interface [ 189.175410][ T4078] test-bond0 (unregistering): (slave eni20np1): Releasing backup interface [ 189.192075][ T4078] test-bond0 (unregistering): Released all slaves [ 189.226451][ T4078] ip (4078) used greatest stack depth: 23088 bytes left [ 192.891104][ T4157] bond123: (slave test-dummy0): Enslaving as an active interface with an up link [ 193.020186][ T12] bond123 (unregistering): (slave test-dummy0): Releasing backup interface [ 193.034058][ T12] bond123 (unregistering): Released all slaves