[ 26.425038][ T245] ip (245) used greatest stack depth: 24352 bytes left
[ 29.407121][ T280] bond0: (slave veth0): Enslaving as a backup interface with a down link
[ 29.555504][ T281] bond0: (slave veth1): Enslaving as a backup interface with a down link
[ 29.705299][ T282] br0: port 1(veth0) entered blocking state
[ 29.705684][ T282] br0: port 1(veth0) entered disabled state
[ 29.706048][ T282] veth0: entered allmulticast mode
[ 29.709441][ T282] veth0: entered promiscuous mode
[ 29.710713][ T282]
[ 29.710854][ T282] =============================
[ 29.711094][ T282] WARNING: suspicious RCU usage
[ 29.711341][ T282] 6.11.0-rc2-virtme #1 Not tainted
[ 29.711598][ T282] -----------------------------
[ 29.711827][ T282] net/bridge/br_private.h:930 suspicious rcu_dereference_check() usage!
[ 29.712212][ T282]
[ 29.712212][ T282] other info that might help us debug this:
[ 29.712212][ T282]
[ 29.712695][ T282]
[ 29.712695][ T282] rcu_scheduler_active = 2, debug_locks = 1
[ 29.713044][ T282] 1 lock held by ip/282:
[ 29.713237][ T282] #0: ffffffffaa5d2948 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 29.713696][ T282]
[ 29.713696][ T282] stack backtrace:
[ 29.713983][ T282] CPU: 3 UID: 0 PID: 282 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 29.714335][ T282] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 29.714840][ T282] Call Trace:
[ 29.715037][ T282] <TASK>
[ 29.715172][ T282] dump_stack_lvl+0xb0/0xd0
[ 29.715436][ T282] lockdep_rcu_suspicious+0x1e5/0x270
[ 29.715688][ T282] ? __pfx_br_handle_frame+0x10/0x10
[ 29.715942][ T282] br_get_link_af_size_filtered+0x18e/0x220
[ 29.716241][ T282] br_info_notify+0xe6/0x280
[ 29.716476][ T282] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 29.716788][ T282] br_add_if+0xa63/0x1520
[ 29.716981][ T282] ? rtnl_is_locked+0x15/0x20
[ 29.717226][ T282] ? netdev_master_upper_dev_get+0x13/0x120
[ 29.717541][ T282] do_setlink+0x84b/0x21e0
[ 29.717797][ T282] ? is_bpf_text_address+0x67/0x120
[ 29.718047][ T282] ? __pfx_do_setlink+0x10/0x10
[ 29.718302][ T282] ? is_bpf_text_address+0x71/0x120
[ 29.718549][ T282] ? kernel_text_address+0xce/0xe0
[ 29.718705][ T282] ? __kernel_text_address+0x12/0x40
[ 29.718858][ T282] ? unwind_get_return_address+0x5e/0xa0
[ 29.719021][ T282] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 29.719214][ T282] ? arch_stack_walk+0xa2/0xf0
[ 29.719381][ T282] ? stack_trace_save+0x94/0xd0
[ 29.719537][ T282] ? __pfx_stack_trace_save+0x10/0x10
[ 29.719695][ T282] ? __pfx_validate_nla+0x10/0x10
[ 29.719854][ T282] ? mark_lock+0x38/0x3e0
[ 29.719977][ T282] ? kasan_save_stack+0x34/0x50
[ 29.720145][ T282] ? __nla_validate_parse+0x1bc/0x3d0
[ 29.720304][ T282] __rtnl_newlink+0xaa7/0xd80
[ 29.720465][ T282] ? hlock_class+0x4e/0x130
[ 29.720624][ T282] ? __pfx___rtnl_newlink+0x10/0x10
[ 29.720787][ T282] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 29.720983][ T282] ? __create_object+0x5e/0xb0
[ 29.721146][ T282] ? trace_kmalloc+0x2d/0xe0
[ 29.721309][ T282] rtnl_newlink+0x63/0xa0
[ 29.721428][ T282] rtnetlink_rcv_msg+0x2fb/0xc10
[ 29.721586][ T282] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 29.721739][ T282] ? hlock_class+0x4e/0x130
[ 29.721893][ T282] ? mark_lock+0x38/0x3e0
[ 29.722027][ T282] ? __lock_acquire+0xb35/0x1560
[ 29.722187][ T282] netlink_rcv_skb+0x130/0x360
[ 29.722341][ T282] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 29.722495][ T282] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 29.722666][ T282] ? netlink_deliver_tap+0x13e/0x340
[ 29.722823][ T282] ? netlink_deliver_tap+0xc3/0x340
[ 29.722988][ T282] netlink_unicast+0x44b/0x710
[ 29.723182][ T282] ? __pfx_netlink_unicast+0x10/0x10
[ 29.723342][ T282] ? find_held_lock+0x2c/0x110
[ 29.723501][ T282] netlink_sendmsg+0x723/0xbe0
[ 29.723659][ T282] ? __pfx_netlink_sendmsg+0x10/0x10
[ 29.723811][ T282] ? __might_fault+0xc3/0x170
[ 29.723970][ T282] ? __import_iovec+0x35d/0x5d0
[ 29.724144][ T282] ____sys_sendmsg+0x7b2/0xa10
[ 29.724301][ T282] ? __pfx_____sys_sendmsg+0x10/0x10
[ 29.724454][ T282] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 29.724642][ T282] ? __pfx_validate_chain+0x10/0x10
[ 29.724811][ T282] ___sys_sendmsg+0xee/0x170
[ 29.724968][ T282] ? __pfx____sys_sendmsg+0x10/0x10
[ 29.725140][ T282] ? find_held_lock+0x2c/0x110
[ 29.725298][ T282] ? __lock_release+0x103/0x460
[ 29.725454][ T282] ? __debug_check_no_obj_freed+0x253/0x520
[ 29.725646][ T282] ? __pfx___lock_release+0x10/0x10
[ 29.725801][ T282] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 29.725964][ T282] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 29.726176][ T282] ? __fget_light+0x53/0x1e0
[ 29.726336][ T282] __sys_sendmsg+0xcd/0x170
[ 29.726491][ T282] ? __pfx___sys_sendmsg+0x10/0x10
[ 29.726644][ T282] ? __virt_addr_valid+0x230/0x430
[ 29.726819][ T282] do_syscall_64+0xc1/0x1d0
[ 29.726986][ T282] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 29.727182][ T282] RIP: 0033:0x7fdb983697b7
[ 29.727350][ T282] 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
[ 29.727888][ T282] RSP: 002b:00007fff479fbbf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 29.728137][ T282] RAX: ffffffffffffffda RBX: 00007fff479fc330 RCX: 00007fdb983697b7
[ 29.728365][ T282] RDX: 0000000000000000 RSI: 00007fff479fbc60 RDI: 0000000000000005
[ 29.728594][ T282] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[ 29.728825][ T282] R10: 000000003cbca910 R11: 0000000000000246 R12: 0000000000000003
[ 29.729064][ T282] R13: 0000000066bea47b R14: 0000000000496600 R15: 0000000000000000
[ 29.729303][ T282] </TASK>
[ 29.730292][ T282]
[ 29.730490][ T282] =============================
[ 29.730651][ T282] WARNING: suspicious RCU usage
[ 29.730808][ T282] 6.11.0-rc2-virtme #1 Not tainted
[ 29.730963][ T282] -----------------------------
[ 29.731208][ T282] net/bridge/br_private.h:453 suspicious rcu_dereference_check() usage!
[ 29.731526][ T282]
[ 29.731526][ T282] other info that might help us debug this:
[ 29.731526][ T282]
[ 29.731825][ T282]
[ 29.731825][ T282] rcu_scheduler_active = 2, debug_locks = 1
[ 29.732077][ T282] 1 lock held by ip/282:
[ 29.732197][ T282] #0: ffffffffaa5d2948 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 29.732491][ T282]
[ 29.732491][ T282] stack backtrace:
[ 29.732681][ T282] CPU: 3 UID: 0 PID: 282 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 29.732910][ T282] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 29.733260][ T282] Call Trace:
[ 29.733378][ T282] <TASK>
[ 29.733463][ T282] dump_stack_lvl+0xb0/0xd0
[ 29.733622][ T282] lockdep_rcu_suspicious+0x1e5/0x270
[ 29.733781][ T282] br_get_link_af_size_filtered+0x1e6/0x220
[ 29.733974][ T282] br_info_notify+0xe6/0x280
[ 29.734142][ T282] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 29.734338][ T282] br_add_if+0xa63/0x1520
[ 29.734471][ T282] ? rtnl_is_locked+0x15/0x20
[ 29.734623][ T282] ? netdev_master_upper_dev_get+0x13/0x120
[ 29.734816][ T282] do_setlink+0x84b/0x21e0
[ 29.734970][ T282] ? is_bpf_text_address+0x67/0x120
[ 29.735143][ T282] ? __pfx_do_setlink+0x10/0x10
[ 29.735298][ T282] ? is_bpf_text_address+0x71/0x120
[ 29.735449][ T282] ? kernel_text_address+0xce/0xe0
[ 29.735604][ T282] ? __kernel_text_address+0x12/0x40
[ 29.735763][ T282] ? unwind_get_return_address+0x5e/0xa0
[ 29.735916][ T282] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 29.736114][ T282] ? arch_stack_walk+0xa2/0xf0
[ 29.736278][ T282] ? stack_trace_save+0x94/0xd0
[ 29.736434][ T282] ? __pfx_stack_trace_save+0x10/0x10
[ 29.736587][ T282] ? __pfx_validate_nla+0x10/0x10
[ 29.736740][ T282] ? mark_lock+0x38/0x3e0
[ 29.736859][ T282] ? kasan_save_stack+0x34/0x50
[ 29.737031][ T282] ? __nla_validate_parse+0x1bc/0x3d0
[ 29.737193][ T282] __rtnl_newlink+0xaa7/0xd80
[ 29.737351][ T282] ? hlock_class+0x4e/0x130
[ 29.737504][ T282] ? __pfx___rtnl_newlink+0x10/0x10
[ 29.737669][ T282] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 29.737862][ T282] ? __create_object+0x5e/0xb0
[ 29.738035][ T282] ? trace_kmalloc+0x2d/0xe0
[ 29.738194][ T282] rtnl_newlink+0x63/0xa0
[ 29.738313][ T282] rtnetlink_rcv_msg+0x2fb/0xc10
[ 29.738479][ T282] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 29.738631][ T282] ? hlock_class+0x4e/0x130
[ 29.738784][ T282] ? mark_lock+0x38/0x3e0
[ 29.738908][ T282] ? __lock_acquire+0xb35/0x1560
[ 29.739133][ T282] netlink_rcv_skb+0x130/0x360
[ 29.739372][ T282] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 29.739615][ T282] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 29.739891][ T282] ? netlink_deliver_tap+0x13e/0x340
[ 29.740135][ T282] ? netlink_deliver_tap+0xc3/0x340
[ 29.740393][ T282] netlink_unicast+0x44b/0x710
[ 29.740637][ T282] ? __pfx_netlink_unicast+0x10/0x10
[ 29.740862][ T282] ? find_held_lock+0x2c/0x110
[ 29.741093][ T282] netlink_sendmsg+0x723/0xbe0
[ 29.741292][ T282] ? __pfx_netlink_sendmsg+0x10/0x10
[ 29.741534][ T282] ? __might_fault+0xc3/0x170
[ 29.741788][ T282] ? __import_iovec+0x35d/0x5d0
[ 29.742051][ T282] ____sys_sendmsg+0x7b2/0xa10
[ 29.742303][ T282] ? __pfx_____sys_sendmsg+0x10/0x10
[ 29.742547][ T282] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 29.742856][ T282] ? __pfx_validate_chain+0x10/0x10
[ 29.743123][ T282] ___sys_sendmsg+0xee/0x170
[ 29.743379][ T282] ? __pfx____sys_sendmsg+0x10/0x10
[ 29.743634][ T282] ? find_held_lock+0x2c/0x110
[ 29.743887][ T282] ? __lock_release+0x103/0x460
[ 29.744128][ T282] ? __debug_check_no_obj_freed+0x253/0x520
[ 29.744433][ T282] ? __pfx___lock_release+0x10/0x10
[ 29.744680][ T282] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 29.744934][ T282] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 29.745243][ T282] ? __fget_light+0x53/0x1e0
[ 29.745513][ T282] __sys_sendmsg+0xcd/0x170
[ 29.745754][ T282] ? __pfx___sys_sendmsg+0x10/0x10
[ 29.745994][ T282] ? __virt_addr_valid+0x230/0x430
[ 29.746287][ T282] do_syscall_64+0xc1/0x1d0
[ 29.746542][ T282] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 29.746849][ T282] RIP: 0033:0x7fdb983697b7
[ 29.747111][ T282] 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
[ 29.747977][ T282] RSP: 002b:00007fff479fbbf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 29.748363][ T282] RAX: ffffffffffffffda RBX: 00007fff479fc330 RCX: 00007fdb983697b7
[ 29.748744][ T282] RDX: 0000000000000000 RSI: 00007fff479fbc60 RDI: 0000000000000005
[ 29.749128][ T282] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[ 29.749509][ T282] R10: 000000003cbca910 R11: 0000000000000246 R12: 0000000000000003
[ 29.749898][ T282] R13: 0000000066bea47b R14: 0000000000496600 R15: 0000000000000000
[ 29.750306][ T282] </TASK>
[ 29.909508][ T283] br0: port 2(veth1) entered blocking state
[ 29.909748][ T283] br0: port 2(veth1) entered disabled state
[ 29.909963][ T283] veth1: entered allmulticast mode
[ 29.911108][ T283] veth1: entered promiscuous mode
[ 30.961635][ T45] br0: port 1(veth0) entered blocking state
[ 30.961922][ T45] br0: port 1(veth0) entered forwarding state
[ 30.963203][ T45] br0: port 2(veth1) entered blocking state
[ 30.963412][ T45] br0: port 2(veth1) entered forwarding state
[ 32.304877][ T11] bond0: (slave veth0): link status definitely up
[ 32.305427][ T11] bond0: (slave veth1): link status definitely up
[ 32.305595][ T11] bond0: (slave veth0): making interface the new active one
[ 32.306516][ T11] bond0: active interface up!
[ 32.988791][ T74] veth1: left allmulticast mode
[ 32.989025][ T74] veth1: left promiscuous mode
[ 32.989367][ T74] br0: port 2(veth1) entered disabled state
[ 32.990686][ T74] veth0: left allmulticast mode
[ 32.990852][ T74] veth0: left promiscuous mode
[ 32.991112][ T74] br0: port 1(veth0) entered disabled state
[ 33.151661][ T74] bond0: (slave veth1): Releasing backup interface