[ 652.448320][ T9637] u32 classifier [ 652.448560][ T9637] input device check on [ 652.448723][ T9637] Actions configured [ 653.580895][ T9656] gre: GRE over IPv4 demultiplexor driver [ 653.592862][ T9656] ip_gre: GRE over IPv4 tunneling driver [ 656.500732][ T9718] ip6_gre: GRE over IPv6 tunneling driver [ 656.725553][ T11] ip6_tunnel: ip6gretap00 xmit: Local address not yet configured! [ 656.741309][ T12] ip6_tunnel: ip6gretap00 xmit: Local address not yet configured! [ 659.656983][ T6155] ip6_tunnel: ip6erspan00 xmit: Local address not yet configured! [ 660.049112][ T6155] ip6_tunnel: ip6erspan00 xmit: Local address not yet configured! [ 660.116460][ T12] ip6_tunnel: ip6erspan00 xmit: Local address not yet configured! [ 660.664058][ T9797] test-br0: port 1(test-dummy0) entered blocking state [ 660.664669][ T9797] test-br0: port 1(test-dummy0) entered disabled state [ 660.664925][ T9797] test-dummy0: entered allmulticast mode [ 660.666687][ T9797] test-dummy0: entered promiscuous mode [ 660.769959][ T9801] test-br0: port 1(test-dummy0) entered blocking state [ 660.770353][ T9801] test-br0: port 1(test-dummy0) entered forwarding state [ 662.220214][ T9837] test-dummy0: left allmulticast mode [ 662.220426][ T9837] test-dummy0: left promiscuous mode [ 662.220728][ T9837] test-br0: port 1(test-dummy0) entered disabled state [ 746.177321][T12065] MACsec IEEE 802.1AE [ 746.886333][T12081] Initializing XFRM netlink socket [ 749.541012][T11976] netdevsim netdevsim0 eni0np1: renamed from eth0 [ 752.989733][T12200] test-br0: port 1(vxlan10) entered blocking state [ 752.990081][T12200] test-br0: port 1(vxlan10) entered disabled state [ 752.990361][T12200] vxlan10: entered allmulticast mode [ 752.991572][T12200] vxlan10: entered promiscuous mode [ 753.502584][ T12] vxlan10: left allmulticast mode [ 753.502885][ T12] vxlan10: left promiscuous mode [ 753.503215][ T12] test-br0: port 1(vxlan10) entered disabled state [ 754.343956][T12230] test-br0: port 1(dummy1) entered blocking state [ 754.344328][T12230] test-br0: port 1(dummy1) entered disabled state [ 754.344585][T12230] dummy1: entered allmulticast mode [ 754.345781][T12230] dummy1: entered promiscuous mode [ 754.845630][ T12] dummy1: left allmulticast mode [ 754.845829][ T12] dummy1: left promiscuous mode [ 754.846140][ T12] test-br0: port 1(dummy1) entered disabled state [ 756.250033][T12275] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 756.369842][T12277] netdevsim netdevsim20 eni20np1: renamed from eth1 [ 756.997545][T12290] test-bond0: (slave eni10np1): Enslaving as a backup interface with an up link [ 757.092530][T12293] test-bond0: (slave eni20np1): Enslaving as a backup interface with an up link [ 757.284077][T12304] test-br0: port 1(test-bond0) entered blocking state [ 757.284411][T12304] test-br0: port 1(test-bond0) entered disabled state [ 757.284643][T12304] test-bond0: entered allmulticast mode [ 757.284816][T12304] netdevsim netdevsim10 eni10np1: entered allmulticast mode [ 757.285157][T12304] netdevsim netdevsim20 eni20np1: entered allmulticast mode [ 757.286794][T12304] test-bond0: entered promiscuous mode [ 757.286974][T12304] netdevsim netdevsim10 eni10np1: entered promiscuous mode [ 757.288700][T12304] netdevsim netdevsim20 eni20np1: entered promiscuous mode [ 757.376630][T12308] test-bond0: left allmulticast mode [ 757.376886][T12308] netdevsim netdevsim10 eni10np1: left allmulticast mode [ 757.377138][T12308] netdevsim netdevsim20 eni20np1: left allmulticast mode [ 757.377362][T12308] test-bond0: left promiscuous mode [ 757.377529][T12308] netdevsim netdevsim10 eni10np1: left promiscuous mode [ 757.377895][T12308] netdevsim netdevsim20 eni20np1: left promiscuous mode [ 757.378362][T12308] test-br0: port 1(test-bond0) entered disabled state [ 757.503527][T12309] [ 757.503923][T12309] ============================= [ 757.504419][T12309] WARNING: suspicious RCU usage [ 757.504632][T12309] 6.14.0-rc6-virtme #1 Not tainted [ 757.504840][T12309] ----------------------------- [ 757.505045][T12309] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 757.505477][T12309] [ 757.505477][T12309] other info that might help us debug this: [ 757.505477][T12309] [ 757.505872][T12309] [ 757.505872][T12309] rcu_scheduler_active = 2, debug_locks = 1 [ 757.506177][T12309] 4 locks held by ip/12309: [ 757.506389][T12309] #0: ffffffffb4e12e08 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x221/0xa30 [ 757.506752][T12309] #1: ffff88800da7ad98 (&bond->mode_lock){+...}-{3:3}, at: bond_3ad_unbind_slave+0xaa/0x2070 [bonding] [ 757.507182][T12309] #2: ffffffffb456f640 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f5/0x18d0 [ 757.507544][T12309] #3: ffff88800fbe8318 (_xmit_ETHER#2){+...}-{3:3}, at: __dev_queue_xmit+0xac3/0x18d0 [ 757.507900][T12309] [ 757.507900][T12309] stack backtrace: [ 757.508162][T12309] CPU: 2 UID: 0 PID: 12309 Comm: ip Not tainted 6.14.0-rc6-virtme #1 [ 757.508166][T12309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 757.508168][T12309] Call Trace: [ 757.508170][T12309] [ 757.508172][T12309] dump_stack_lvl+0xb0/0xd0 [ 757.508180][T12309] lockdep_rcu_suspicious+0x1ea/0x280 [ 757.508192][T12309] dev_hard_start_xmit+0x2fc/0x3f0 [ 757.508205][T12309] __dev_queue_xmit+0xfaa/0x18d0 [ 757.508209][T12309] ? kmem_cache_alloc_node_noprof+0x154/0x360 [ 757.508215][T12309] ? __create_object+0x5e/0xb0 [ 757.508232][T12309] ? __pfx___dev_queue_xmit+0x10/0x10 [ 757.508239][T12309] ? __alloc_skb+0x148/0x2e0 [ 757.508245][T12309] ? __pfx___alloc_skb+0x10/0x10 [ 757.508248][T12309] ? bond_3ad_unbind_slave+0xaa/0x2070 [bonding] [ 757.508277][T12309] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 757.508288][T12309] ? __netdev_alloc_skb+0x43/0x670 [ 757.508296][T12309] ad_lacpdu_send+0x569/0x670 [bonding] [ 757.508321][T12309] bond_3ad_unbind_slave+0x86e/0x2070 [bonding] [ 757.508351][T12309] ? __pfx_bond_3ad_unbind_slave+0x10/0x10 [bonding] [ 757.508372][T12309] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 757.508390][T12309] __bond_release_one+0x1053/0x1640 [bonding] [ 757.508418][T12309] ? find_held_lock+0x2c/0x110 [ 757.508424][T12309] ? __pfx___bond_release_one+0x10/0x10 [bonding] [ 757.508444][T12309] ? __lock_release+0x103/0x460 [ 757.508447][T12309] ? net_generic+0xb1/0x1f0 [vxlan] [ 757.508460][T12309] ? __pfx___lock_release+0x10/0x10 [ 757.508464][T12309] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 757.508479][T12309] ? bond_netpoll_cleanup+0x158/0x290 [bonding] [ 757.508502][T12309] ? __pfx_bond_netpoll_cleanup+0x10/0x10 [bonding] [ 757.508521][T12309] ? vxlan_netdevice_event+0xb9/0x340 [vxlan] [ 757.508533][T12309] ? __pfx_vlan_device_event+0x10/0x10 [ 757.508546][T12309] bond_uninit+0x10c/0x350 [bonding] [ 757.508569][T12309] ? __pfx_bond_uninit+0x10/0x10 [bonding] [ 757.508591][T12309] ? notifier_call_chain+0xcd/0x150 [ 757.508603][T12309] unregister_netdevice_many_notify+0x3ac/0x1c10 [ 757.508620][T12309] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 757.508623][T12309] ? rtnl_dellink+0x221/0xa30 [ 757.508625][T12309] ? sock_def_readable+0x11e/0x300 [ 757.508632][T12309] ? __pfx___mutex_lock+0x10/0x10 [ 757.508642][T12309] ? rtnl_is_locked+0x15/0x20 [ 757.508646][T12309] ? unregister_netdevice_queue+0x70/0x410 [ 757.508652][T12309] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 757.508656][T12309] ? __nla_validate_parse+0x48/0x3d0 [ 757.508671][T12309] rtnl_dellink+0x341/0xa30 [ 757.508679][T12309] ? __pfx_rtnl_dellink+0x10/0x10 [ 757.508754][T12309] ? find_held_lock+0x2c/0x110 [ 757.508762][T12309] ? __lock_release+0x103/0x460 [ 757.508764][T12309] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 757.508768][T12309] ? __pfx___lock_release+0x10/0x10 [ 757.508771][T12309] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 757.508785][T12309] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 757.508790][T12309] ? __pfx_rtnl_dellink+0x10/0x10 [ 757.508795][T12309] rtnetlink_rcv_msg+0x712/0xc10 [ 757.508803][T12309] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 757.508808][T12309] ? hlock_class+0x4e/0x130 [ 757.508811][T12309] ? mark_lock+0x38/0x3e0 [ 757.508823][T12309] ? __lock_acquire+0xb9a/0x1680 [ 757.508831][T12309] netlink_rcv_skb+0x130/0x360 [ 757.508836][T12309] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 757.508843][T12309] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 757.508868][T12309] ? netlink_deliver_tap+0x13e/0x340 [ 757.508874][T12309] ? netlink_deliver_tap+0xc3/0x340 [ 757.508883][T12309] netlink_unicast+0x44b/0x710 [ 757.508892][T12309] ? __pfx_netlink_unicast+0x10/0x10 [ 757.508897][T12309] ? find_held_lock+0x2c/0x110 [ 757.508909][T12309] netlink_sendmsg+0x723/0xbe0 [ 757.508920][T12309] ? __pfx_netlink_sendmsg+0x10/0x10 [ 757.508938][T12309] ____sys_sendmsg+0x7ac/0xa10 [ 757.508946][T12309] ? __pfx_____sys_sendmsg+0x10/0x10 [ 757.508950][T12309] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 757.508972][T12309] ___sys_sendmsg+0xee/0x170 [ 757.508980][T12309] ? __pfx____sys_sendmsg+0x10/0x10 [ 757.508990][T12309] ? kasan_save_stack+0x34/0x50 [ 757.508994][T12309] ? kasan_save_stack+0x24/0x50 [ 757.508997][T12309] ? kasan_record_aux_stack+0x8c/0xa0 [ 757.509000][T12309] ? __call_rcu_common.constprop.0+0xa1/0x5b0 [ 757.509002][T12309] ? __x64_sys_close+0x7c/0xd0 [ 757.509006][T12309] ? do_syscall_64+0xc1/0x1d0 [ 757.509011][T12309] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 757.509015][T12309] ? __lock_acquire+0xb9a/0x1680 [ 757.509020][T12309] ? lock_downgrade+0xf2/0x110 [ 757.509028][T12309] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 757.509034][T12309] ? find_held_lock+0x2c/0x110 [ 757.509041][T12309] ? __lock_release+0x103/0x460 [ 757.509044][T12309] ? __virt_addr_valid+0x22b/0x430 [ 757.509049][T12309] ? __pfx___lock_release+0x10/0x10 [ 757.509052][T12309] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 757.509063][T12309] __sys_sendmsg+0x109/0x1a0 [ 757.509068][T12309] ? __pfx___sys_sendmsg+0x10/0x10 [ 757.509098][T12309] do_syscall_64+0xc1/0x1d0 [ 757.509105][T12309] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 757.509108][T12309] RIP: 0033:0x7f14c740c9a7 [ 757.509112][T12309] 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 [ 757.509114][T12309] RSP: 002b:00007fffe316f468 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 757.509118][T12309] RAX: ffffffffffffffda RBX: 00007fffe316fb90 RCX: 00007f14c740c9a7 [ 757.509120][T12309] RDX: 0000000000000000 RSI: 00007fffe316f4d0 RDI: 0000000000000005 [ 757.509122][T12309] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 757.509123][T12309] R10: 00007f14c72caef8 R11: 0000000000000246 R12: 0000000000000002 [ 757.509125][T12309] R13: 0000000067da4402 R14: 0000000000498600 R15: 0000000000000000 [ 757.509145][T12309] [ 757.530719][T12309] test-bond0 (unregistering): (slave eni10np1): Releasing backup interface [ 757.544513][T12309] test-bond0 (unregistering): (slave eni20np1): Releasing backup interface [ 757.563506][T12309] test-bond0 (unregistering): Released all slaves [ 757.596580][T12309] ip (12309) used greatest stack depth: 22376 bytes left [ 761.241846][T12388] bond123: (slave test-dummy0): Enslaving as an active interface with an up link [ 761.392702][ T12] bond123 (unregistering): (slave test-dummy0): Releasing backup interface [ 761.405589][ T12] bond123 (unregistering): Released all slaves