[ 11.174548][ T263] ip (263) used greatest stack depth: 23576 bytes left [ 65.841211][ T1013] u32 classifier [ 65.841493][ T1013] input device check on [ 65.841716][ T1013] Actions configured [ 67.002702][ T1032] gre: GRE over IPv4 demultiplexor driver [ 67.016696][ T1032] ip_gre: GRE over IPv4 tunneling driver [ 68.202778][ T1062] ip (1062) used greatest stack depth: 23120 bytes left [ 69.972746][ T1094] ip6_gre: GRE over IPv6 tunneling driver [ 70.203456][ T51] ip6_tunnel: ip6gretap00 xmit: Local address not yet configured! [ 73.328412][ T51] ip6_tunnel: ip6erspan00 xmit: Local address not yet configured! [ 73.760473][ T51] ip6_tunnel: ip6erspan00 xmit: Local address not yet configured! [ 73.847314][ T51] ip6_tunnel: ip6erspan00 xmit: Local address not yet configured! [ 74.354647][ T1173] test-br0: port 1(test-dummy0) entered blocking state [ 74.355063][ T1173] test-br0: port 1(test-dummy0) entered disabled state [ 74.356034][ T1173] test-dummy0: entered allmulticast mode [ 74.357386][ T1173] test-dummy0: entered promiscuous mode [ 74.451942][ T1177] test-br0: port 1(test-dummy0) entered blocking state [ 74.452402][ T1177] test-br0: port 1(test-dummy0) entered forwarding state [ 76.015274][ T1213] test-dummy0: left allmulticast mode [ 76.015497][ T1213] test-dummy0: left promiscuous mode [ 76.015805][ T1213] test-br0: port 1(test-dummy0) entered disabled state [ 162.684069][ T3440] MACsec IEEE 802.1AE [ 163.671630][ T3461] Initializing XFRM netlink socket [ 166.297734][ T3360] netdevsim netdevsim0 eni0np1: renamed from eth0 [ 169.808555][ T3580] test-br0: port 1(vxlan10) entered blocking state [ 169.808814][ T3580] test-br0: port 1(vxlan10) entered disabled state [ 169.809055][ T3580] vxlan10: entered allmulticast mode [ 169.810329][ T3580] vxlan10: entered promiscuous mode [ 170.310630][ T68] vxlan10: left allmulticast mode [ 170.311002][ T68] vxlan10: left promiscuous mode [ 170.311337][ T68] test-br0: port 1(vxlan10) entered disabled state [ 171.134077][ T3610] test-br0: port 1(dummy1) entered blocking state [ 171.134423][ T3610] test-br0: port 1(dummy1) entered disabled state [ 171.134674][ T3610] dummy1: entered allmulticast mode [ 171.135884][ T3610] dummy1: entered promiscuous mode [ 171.647346][ T68] dummy1: left allmulticast mode [ 171.647560][ T68] dummy1: left promiscuous mode [ 171.647854][ T68] test-br0: port 1(dummy1) entered disabled state [ 173.098471][ T3657] netdevsim netdevsim10 eni10np1: renamed from eth0 [ 173.202939][ T3656] netdevsim netdevsim20 eni20np1: renamed from eth1 [ 173.847877][ T3671] test-bond0: (slave eni10np1): Enslaving as a backup interface with an up link [ 173.944952][ T3673] test-bond0: (slave eni20np1): Enslaving as a backup interface with an up link [ 174.153707][ T3685] test-br0: port 1(test-bond0) entered blocking state [ 174.153968][ T3685] test-br0: port 1(test-bond0) entered disabled state [ 174.154236][ T3685] test-bond0: entered allmulticast mode [ 174.154416][ T3685] netdevsim netdevsim10 eni10np1: entered allmulticast mode [ 174.154721][ T3685] netdevsim netdevsim20 eni20np1: entered allmulticast mode [ 174.156862][ T3685] test-bond0: entered promiscuous mode [ 174.157054][ T3685] netdevsim netdevsim10 eni10np1: entered promiscuous mode [ 174.157530][ T3685] netdevsim netdevsim20 eni20np1: entered promiscuous mode [ 174.250421][ T3688] test-bond0: left allmulticast mode [ 174.250644][ T3688] netdevsim netdevsim10 eni10np1: left allmulticast mode [ 174.250902][ T3688] netdevsim netdevsim20 eni20np1: left allmulticast mode [ 174.251142][ T3688] test-bond0: left promiscuous mode [ 174.251313][ T3688] netdevsim netdevsim10 eni10np1: left promiscuous mode [ 174.251688][ T3688] netdevsim netdevsim20 eni20np1: left promiscuous mode [ 174.252194][ T3688] test-br0: port 1(test-bond0) entered disabled state [ 174.385923][ T3689] [ 174.386320][ T3689] ============================= [ 174.386806][ T3689] WARNING: suspicious RCU usage [ 174.387004][ T3689] 6.14.0-rc6-virtme #1 Not tainted [ 174.387214][ T3689] ----------------------------- [ 174.387417][ T3689] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 174.387748][ T3689] [ 174.387748][ T3689] other info that might help us debug this: [ 174.387748][ T3689] [ 174.388176][ T3689] [ 174.388176][ T3689] rcu_scheduler_active = 2, debug_locks = 1 [ 174.388468][ T3689] 4 locks held by ip/3689: [ 174.388669][ T3689] #0: ffffffffaba12e08 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_dellink+0x221/0xa30 [ 174.389051][ T3689] #1: ffff888011872d98 (&bond->mode_lock){+...}-{3:3}, at: bond_3ad_unbind_slave+0xaa/0x2070 [bonding] [ 174.389476][ T3689] #2: ffffffffab16f640 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f5/0x18d0 [ 174.389825][ T3689] #3: ffff888012b0dd18 (_xmit_ETHER#2){+...}-{3:3}, at: __dev_queue_xmit+0xac3/0x18d0 [ 174.390177][ T3689] [ 174.390177][ T3689] stack backtrace: [ 174.390419][ T3689] CPU: 1 UID: 0 PID: 3689 Comm: ip Not tainted 6.14.0-rc6-virtme #1 [ 174.390424][ T3689] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 174.390426][ T3689] Call Trace: [ 174.390431][ T3689] [ 174.390434][ T3689] dump_stack_lvl+0xb0/0xd0 [ 174.390450][ T3689] lockdep_rcu_suspicious+0x1ea/0x280 [ 174.390471][ T3689] dev_hard_start_xmit+0x2fc/0x3f0 [ 174.390484][ T3689] __dev_queue_xmit+0xfaa/0x18d0 [ 174.390489][ T3689] ? kmem_cache_alloc_node_noprof+0x154/0x360 [ 174.390500][ T3689] ? __create_object+0x5e/0xb0 [ 174.390520][ T3689] ? __pfx___dev_queue_xmit+0x10/0x10 [ 174.390527][ T3689] ? __alloc_skb+0x148/0x2e0 [ 174.390539][ T3689] ? __pfx___alloc_skb+0x10/0x10 [ 174.390543][ T3689] ? bond_3ad_unbind_slave+0xaa/0x2070 [bonding] [ 174.390570][ T3689] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 174.390582][ T3689] ? __netdev_alloc_skb+0x43/0x670 [ 174.390590][ T3689] ad_lacpdu_send+0x569/0x670 [bonding] [ 174.390615][ T3689] bond_3ad_unbind_slave+0x86e/0x2070 [bonding] [ 174.390646][ T3689] ? __pfx_bond_3ad_unbind_slave+0x10/0x10 [bonding] [ 174.390666][ T3689] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 174.390690][ T3689] __bond_release_one+0x1053/0x1640 [bonding] [ 174.390718][ T3689] ? find_held_lock+0x2c/0x110 [ 174.390724][ T3689] ? __pfx___bond_release_one+0x10/0x10 [bonding] [ 174.390744][ T3689] ? __lock_release+0x103/0x460 [ 174.390746][ T3689] ? net_generic+0xb1/0x1f0 [vxlan] [ 174.390760][ T3689] ? __pfx___lock_release+0x10/0x10 [ 174.390764][ T3689] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 174.390779][ T3689] ? bond_netpoll_cleanup+0x158/0x290 [bonding] [ 174.390802][ T3689] ? __pfx_bond_netpoll_cleanup+0x10/0x10 [bonding] [ 174.390821][ T3689] ? vxlan_netdevice_event+0xb9/0x340 [vxlan] [ 174.390833][ T3689] ? __pfx_vlan_device_event+0x10/0x10 [ 174.390853][ T3689] bond_uninit+0x10c/0x350 [bonding] [ 174.390876][ T3689] ? __pfx_bond_uninit+0x10/0x10 [bonding] [ 174.390898][ T3689] ? notifier_call_chain+0xcd/0x150 [ 174.390918][ T3689] unregister_netdevice_many_notify+0x3ac/0x1c10 [ 174.390936][ T3689] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 174.390939][ T3689] ? rtnl_dellink+0x221/0xa30 [ 174.390942][ T3689] ? sock_def_readable+0x11e/0x300 [ 174.390950][ T3689] ? __pfx___mutex_lock+0x10/0x10 [ 174.390963][ T3689] ? rtnl_is_locked+0x15/0x20 [ 174.390968][ T3689] ? unregister_netdevice_queue+0x70/0x410 [ 174.390974][ T3689] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 174.390978][ T3689] ? __nla_validate_parse+0x48/0x3d0 [ 174.390997][ T3689] rtnl_dellink+0x341/0xa30 [ 174.391005][ T3689] ? __pfx_rtnl_dellink+0x10/0x10 [ 174.391080][ T3689] ? find_held_lock+0x2c/0x110 [ 174.391088][ T3689] ? __lock_release+0x103/0x460 [ 174.391090][ T3689] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 174.391095][ T3689] ? __pfx___lock_release+0x10/0x10 [ 174.391098][ T3689] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 174.391111][ T3689] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 174.391118][ T3689] ? __pfx_rtnl_dellink+0x10/0x10 [ 174.391123][ T3689] rtnetlink_rcv_msg+0x712/0xc10 [ 174.391131][ T3689] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 174.391136][ T3689] ? hlock_class+0x4e/0x130 [ 174.391139][ T3689] ? mark_lock+0x38/0x3e0 [ 174.391152][ T3689] ? __lock_acquire+0xb9a/0x1680 [ 174.391160][ T3689] netlink_rcv_skb+0x130/0x360 [ 174.391174][ T3689] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 174.391182][ T3689] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 174.391207][ T3689] ? netlink_deliver_tap+0x13e/0x340 [ 174.391213][ T3689] ? netlink_deliver_tap+0xc3/0x340 [ 174.391221][ T3689] netlink_unicast+0x44b/0x710 [ 174.391231][ T3689] ? __pfx_netlink_unicast+0x10/0x10 [ 174.391236][ T3689] ? find_held_lock+0x2c/0x110 [ 174.391248][ T3689] netlink_sendmsg+0x723/0xbe0 [ 174.391258][ T3689] ? __pfx_netlink_sendmsg+0x10/0x10 [ 174.391277][ T3689] ____sys_sendmsg+0x7ac/0xa10 [ 174.391288][ T3689] ? __pfx_____sys_sendmsg+0x10/0x10 [ 174.391291][ T3689] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 174.391314][ T3689] ___sys_sendmsg+0xee/0x170 [ 174.391323][ T3689] ? __pfx____sys_sendmsg+0x10/0x10 [ 174.391333][ T3689] ? kasan_save_stack+0x34/0x50 [ 174.391339][ T3689] ? kasan_save_stack+0x24/0x50 [ 174.391342][ T3689] ? kasan_record_aux_stack+0x8c/0xa0 [ 174.391346][ T3689] ? __call_rcu_common.constprop.0+0xa1/0x5b0 [ 174.391349][ T3689] ? __x64_sys_close+0x7c/0xd0 [ 174.391355][ T3689] ? do_syscall_64+0xc1/0x1d0 [ 174.391363][ T3689] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 174.391372][ T3689] ? __lock_acquire+0xb9a/0x1680 [ 174.391376][ T3689] ? lock_downgrade+0xf2/0x110 [ 174.391384][ T3689] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 174.391391][ T3689] ? find_held_lock+0x2c/0x110 [ 174.391399][ T3689] ? __lock_release+0x103/0x460 [ 174.391401][ T3689] ? __virt_addr_valid+0x22b/0x430 [ 174.391410][ T3689] ? __pfx___lock_release+0x10/0x10 [ 174.391413][ T3689] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 174.391424][ T3689] __sys_sendmsg+0x109/0x1a0 [ 174.391429][ T3689] ? __pfx___sys_sendmsg+0x10/0x10 [ 174.391458][ T3689] do_syscall_64+0xc1/0x1d0 [ 174.391465][ T3689] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 174.391468][ T3689] RIP: 0033:0x7f255b1329a7 [ 174.391473][ T3689] 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 [ 174.391476][ T3689] RSP: 002b:00007fff44779d68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 174.391483][ T3689] RAX: ffffffffffffffda RBX: 00007fff4477a490 RCX: 00007f255b1329a7 [ 174.391485][ T3689] RDX: 0000000000000000 RSI: 00007fff44779dd0 RDI: 0000000000000005 [ 174.391487][ T3689] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 174.391488][ T3689] R10: 00007f255aff0ef8 R11: 0000000000000246 R12: 0000000000000002 [ 174.391490][ T3689] R13: 0000000067da995a R14: 0000000000498600 R15: 0000000000000000 [ 174.391510][ T3689] [ 174.413606][ T3689] test-bond0 (unregistering): (slave eni10np1): Releasing backup interface [ 174.443784][ T3689] test-bond0 (unregistering): (slave eni20np1): Releasing backup interface [ 174.466490][ T3689] test-bond0 (unregistering): Released all slaves [ 178.322086][ T3768] bond123: (slave test-dummy0): Enslaving as an active interface with an up link [ 178.420318][ T68] bond123 (unregistering): (slave test-dummy0): Releasing backup interface [ 178.431708][ T68] bond123 (unregistering): Released all slaves