[ 29.413487][ T279] 8021q: 802.1Q VLAN Support v1.8
[ 33.439959][ T310] br1: port 1(veth1) entered blocking state
[ 33.441652][ T310] br1: port 1(veth1) entered disabled state
[ 33.442192][ T310] veth1: entered allmulticast mode
[ 33.444164][ T310] veth1: entered promiscuous mode
[ 33.445667][ T310]
[ 33.445767][ T310] =============================
[ 33.445937][ T310] WARNING: suspicious RCU usage
[ 33.446102][ T310] 6.11.0-rc2-virtme #1 Not tainted
[ 33.446280][ T310] -----------------------------
[ 33.446462][ T310] net/bridge/br_private.h:930 suspicious rcu_dereference_check() usage!
[ 33.446705][ T310]
[ 33.446705][ T310] other info that might help us debug this:
[ 33.446705][ T310]
[ 33.447037][ T310]
[ 33.447037][ T310] rcu_scheduler_active = 2, debug_locks = 1
[ 33.447295][ T310] 1 lock held by ip/310:
[ 33.447435][ T310] #0: ffffffff9adbc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 33.447745][ T310]
[ 33.447745][ T310] stack backtrace:
[ 33.447953][ T310] CPU: 1 UID: 0 PID: 310 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 33.448222][ T310] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 33.448589][ T310] Call Trace:
[ 33.448731][ T310]
[ 33.448820][ T310] dump_stack_lvl+0xb0/0xd0
[ 33.448997][ T310] lockdep_rcu_suspicious+0x1e5/0x270
[ 33.449167][ T310] ? __pfx_br_handle_frame+0x10/0x10 [bridge]
[ 33.449450][ T310] br_get_link_af_size_filtered+0x5f4/0x7f0 [bridge]
[ 33.449700][ T310] br_info_notify+0xe6/0x280 [bridge]
[ 33.449896][ T310] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 33.450108][ T310] br_add_if+0xd90/0x1330 [bridge]
[ 33.450308][ T310] ? rtnl_is_locked+0x15/0x20
[ 33.450478][ T310] ? netdev_master_upper_dev_get+0x13/0x120
[ 33.450688][ T310] do_setlink+0x84b/0x21e0
[ 33.450860][ T310] ? is_bpf_text_address+0x67/0x120
[ 33.451036][ T310] ? __pfx_do_setlink+0x10/0x10
[ 33.451212][ T310] ? is_bpf_text_address+0x71/0x120
[ 33.451381][ T310] ? kernel_text_address+0xce/0xe0
[ 33.451553][ T310] ? __kernel_text_address+0x12/0x40
[ 33.451721][ T310] ? unwind_get_return_address+0x5e/0xa0
[ 33.451891][ T310] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 33.452103][ T310] ? arch_stack_walk+0xa2/0xf0
[ 33.452284][ T310] ? stack_trace_save+0x94/0xd0
[ 33.452456][ T310] ? __pfx_stack_trace_save+0x10/0x10
[ 33.452624][ T310] ? __pfx_validate_nla+0x10/0x10
[ 33.452792][ T310] ? mark_lock+0x38/0x3e0
[ 33.452927][ T310] ? kasan_save_stack+0x34/0x50
[ 33.453100][ T310] ? __nla_validate_parse+0x1bc/0x3d0
[ 33.453278][ T310] __rtnl_newlink+0xaa7/0xd80
[ 33.453453][ T310] ? hlock_class+0x4e/0x130
[ 33.453621][ T310] ? __pfx___rtnl_newlink+0x10/0x10
[ 33.453807][ T310] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 33.454025][ T310] ? __create_object+0x5e/0xb0
[ 33.454195][ T310] ? trace_kmalloc+0x2d/0xe0
[ 33.454370][ T310] rtnl_newlink+0x63/0xa0
[ 33.454498][ T310] rtnetlink_rcv_msg+0x2fb/0xc10
[ 33.454670][ T310] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 33.454843][ T310] ? hlock_class+0x4e/0x130
[ 33.455013][ T310] ? mark_lock+0x38/0x3e0
[ 33.455146][ T310] ? __lock_acquire+0xb35/0x1560
[ 33.455324][ T310] netlink_rcv_skb+0x130/0x360
[ 33.455495][ T310] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 33.455663][ T310] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 33.455847][ T310] ? netlink_deliver_tap+0x13e/0x340
[ 33.456016][ T310] ? netlink_deliver_tap+0xc3/0x340
[ 33.456186][ T310] netlink_unicast+0x44b/0x710
[ 33.456360][ T310] ? __pfx_netlink_unicast+0x10/0x10
[ 33.456535][ T310] ? find_held_lock+0x2c/0x110
[ 33.456712][ T310] netlink_sendmsg+0x723/0xbe0
[ 33.456884][ T310] ? __pfx_netlink_sendmsg+0x10/0x10
[ 33.457052][ T310] ? __might_fault+0xc3/0x170
[ 33.457224][ T310] ? __import_iovec+0x35d/0x5d0
[ 33.457400][ T310] ____sys_sendmsg+0x7b2/0xa10
[ 33.457571][ T310] ? __pfx_____sys_sendmsg+0x10/0x10
[ 33.457739][ T310] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 33.457951][ T310] ? __pfx_validate_chain+0x10/0x10
[ 33.458134][ T310] ___sys_sendmsg+0xee/0x170
[ 33.458304][ T310] ? __pfx____sys_sendmsg+0x10/0x10
[ 33.458474][ T310] ? find_held_lock+0x2c/0x110
[ 33.458641][ T310] ? __lock_release+0x103/0x460
[ 33.458807][ T310] ? __debug_check_no_obj_freed+0x253/0x520
[ 33.459029][ T310] ? __pfx___lock_release+0x10/0x10
[ 33.459207][ T310] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 33.459380][ T310] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 33.459595][ T310] ? __fget_light+0x53/0x1e0
[ 33.459780][ T310] __sys_sendmsg+0xcd/0x170
[ 33.459949][ T310] ? __pfx___sys_sendmsg+0x10/0x10
[ 33.460121][ T310] ? __virt_addr_valid+0x230/0x430
[ 33.460309][ T310] do_syscall_64+0xc1/0x1d0
[ 33.460480][ T310] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 33.460693][ T310] RIP: 0033:0x7f343183f7b7
[ 33.460871][ T310] 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
[ 33.461448][ T310] RSP: 002b:00007fff5d58f8a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 33.461703][ T310] RAX: ffffffffffffffda RBX: 00007fff5d58ffd0 RCX: 00007f343183f7b7
[ 33.461949][ T310] RDX: 0000000000000000 RSI: 00007fff5d58f910 RDI: 0000000000000005
[ 33.462205][ T310] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 33.462451][ T310] R10: 0000000020215910 R11: 0000000000000246 R12: 0000000000000004
[ 33.462697][ T310] R13: 0000000066bea798 R14: 0000000000496600 R15: 0000000000000000
[ 33.462971][ T310]
[ 33.463120][ T310]
[ 33.463208][ T310] =============================
[ 33.463386][ T310] WARNING: suspicious RCU usage
[ 33.463562][ T310] 6.11.0-rc2-virtme #1 Not tainted
[ 33.463738][ T310] -----------------------------
[ 33.463907][ T310] net/bridge/br_private.h:453 suspicious rcu_dereference_check() usage!
[ 33.464157][ T310]
[ 33.464157][ T310] other info that might help us debug this:
[ 33.464157][ T310]
[ 33.464489][ T310]
[ 33.464489][ T310] rcu_scheduler_active = 2, debug_locks = 1
[ 33.464745][ T310] 1 lock held by ip/310:
[ 33.464874][ T310] #0: ffffffff9adbc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 33.465181][ T310]
[ 33.465181][ T310] stack backtrace:
[ 33.465397][ T310] CPU: 1 UID: 0 PID: 310 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 33.465646][ T310] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 33.466027][ T310] Call Trace:
[ 33.466160][ T310]
[ 33.466251][ T310] dump_stack_lvl+0xb0/0xd0
[ 33.466427][ T310] lockdep_rcu_suspicious+0x1e5/0x270
[ 33.466600][ T310] ? __pfx_br_handle_frame+0x10/0x10 [bridge]
[ 33.466861][ T310] br_get_link_af_size_filtered+0x654/0x7f0 [bridge]
[ 33.467105][ T310] br_info_notify+0xe6/0x280 [bridge]
[ 33.467315][ T310] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 33.467532][ T310] br_add_if+0xd90/0x1330 [bridge]
[ 33.467736][ T310] ? rtnl_is_locked+0x15/0x20
[ 33.467905][ T310] ? netdev_master_upper_dev_get+0x13/0x120
[ 33.468125][ T310] do_setlink+0x84b/0x21e0
[ 33.468295][ T310] ? is_bpf_text_address+0x67/0x120
[ 33.468465][ T310] ? __pfx_do_setlink+0x10/0x10
[ 33.468633][ T310] ? is_bpf_text_address+0x71/0x120
[ 33.468802][ T310] ? kernel_text_address+0xce/0xe0
[ 33.468991][ T310] ? __kernel_text_address+0x12/0x40
[ 33.469159][ T310] ? unwind_get_return_address+0x5e/0xa0
[ 33.469324][ T310] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 33.469543][ T310] ? arch_stack_walk+0xa2/0xf0
[ 33.469731][ T310] ? stack_trace_save+0x94/0xd0
[ 33.469903][ T310] ? __pfx_stack_trace_save+0x10/0x10
[ 33.470066][ T310] ? __pfx_validate_nla+0x10/0x10
[ 33.470231][ T310] ? mark_lock+0x38/0x3e0
[ 33.470367][ T310] ? kasan_save_stack+0x34/0x50
[ 33.470537][ T310] ? __nla_validate_parse+0x1bc/0x3d0
[ 33.470713][ T310] __rtnl_newlink+0xaa7/0xd80
[ 33.470889][ T310] ? hlock_class+0x4e/0x130
[ 33.471062][ T310] ? __pfx___rtnl_newlink+0x10/0x10
[ 33.471231][ T310] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 33.471438][ T310] ? __create_object+0x5e/0xb0
[ 33.471610][ T310] ? trace_kmalloc+0x2d/0xe0
[ 33.471790][ T310] rtnl_newlink+0x63/0xa0
[ 33.471919][ T310] rtnetlink_rcv_msg+0x2fb/0xc10
[ 33.472090][ T310] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 33.472256][ T310] ? hlock_class+0x4e/0x130
[ 33.472426][ T310] ? mark_lock+0x38/0x3e0
[ 33.472558][ T310] ? __lock_acquire+0xb35/0x1560
[ 33.472726][ T310] netlink_rcv_skb+0x130/0x360
[ 33.472891][ T310] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 33.473057][ T310] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 33.473248][ T310] ? netlink_deliver_tap+0x13e/0x340
[ 33.473415][ T310] ? netlink_deliver_tap+0xc3/0x340
[ 33.473582][ T310] netlink_unicast+0x44b/0x710
[ 33.473763][ T310] ? __pfx_netlink_unicast+0x10/0x10
[ 33.473931][ T310] ? find_held_lock+0x2c/0x110
[ 33.474099][ T310] netlink_sendmsg+0x723/0xbe0
[ 33.474268][ T310] ? __pfx_netlink_sendmsg+0x10/0x10
[ 33.474440][ T310] ? __might_fault+0xc3/0x170
[ 33.474607][ T310] ? __import_iovec+0x35d/0x5d0
[ 33.474782][ T310] ____sys_sendmsg+0x7b2/0xa10
[ 33.474956][ T310] ? __pfx_____sys_sendmsg+0x10/0x10
[ 33.475118][ T310] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 33.475319][ T310] ? __pfx_validate_chain+0x10/0x10
[ 33.475501][ T310] ___sys_sendmsg+0xee/0x170
[ 33.475686][ T310] ? __pfx____sys_sendmsg+0x10/0x10
[ 33.475857][ T310] ? find_held_lock+0x2c/0x110
[ 33.476025][ T310] ? __lock_release+0x103/0x460
[ 33.476188][ T310] ? __debug_check_no_obj_freed+0x253/0x520
[ 33.476394][ T310] ? __pfx___lock_release+0x10/0x10
[ 33.476569][ T310] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 33.476741][ T310] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 33.476948][ T310] ? __fget_light+0x53/0x1e0
[ 33.477122][ T310] __sys_sendmsg+0xcd/0x170
[ 33.477292][ T310] ? __pfx___sys_sendmsg+0x10/0x10
[ 33.477453][ T310] ? __virt_addr_valid+0x230/0x430
[ 33.477650][ T310] do_syscall_64+0xc1/0x1d0
[ 33.477820][ T310] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 33.478025][ T310] RIP: 0033:0x7f343183f7b7
[ 33.478198][ T310] 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
[ 33.478781][ T310] RSP: 002b:00007fff5d58f8a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 33.479042][ T310] RAX: ffffffffffffffda RBX: 00007fff5d58ffd0 RCX: 00007f343183f7b7
[ 33.479284][ T310] RDX: 0000000000000000 RSI: 00007fff5d58f910 RDI: 0000000000000005
[ 33.479526][ T310] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 33.479783][ T310] R10: 0000000020215910 R11: 0000000000000246 R12: 0000000000000004
[ 33.480029][ T310] R13: 0000000066bea798 R14: 0000000000496600 R15: 0000000000000000
[ 33.480289][ T310]
[ 33.480533][ T310]
[ 33.480620][ T310] =============================
[ 33.480780][ T310] WARNING: suspicious RCU usage
[ 33.480949][ T310] 6.11.0-rc2-virtme #1 Not tainted
[ 33.481121][ T310] -----------------------------
[ 33.481474][ T310] net/bridge/br_private.h:1611 suspicious rcu_dereference_check() usage!
[ 33.481714][ T310]
[ 33.481714][ T310] other info that might help us debug this:
[ 33.481714][ T310]
[ 33.482039][ T310]
[ 33.482039][ T310] rcu_scheduler_active = 2, debug_locks = 1
[ 33.482291][ T310] 1 lock held by ip/310:
[ 33.482420][ T310] #0: ffffffff9adbc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 33.482730][ T310]
[ 33.482730][ T310] stack backtrace:
[ 33.483034][ T310] CPU: 1 UID: 0 PID: 310 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 33.483280][ T310] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 33.483645][ T310] Call Trace:
[ 33.483883][ T310]
[ 33.483970][ T310] dump_stack_lvl+0xb0/0xd0
[ 33.484150][ T310] lockdep_rcu_suspicious+0x1e5/0x270
[ 33.484403][ T310] ? __pfx_br_handle_frame+0x10/0x10 [bridge]
[ 33.484653][ T310] br_get_link_af_size_filtered+0x6ab/0x7f0 [bridge]
[ 33.484902][ T310] br_info_notify+0xe6/0x280 [bridge]
[ 33.485098][ T310] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 33.485304][ T310] br_add_if+0xd90/0x1330 [bridge]
[ 33.485502][ T310] ? rtnl_is_locked+0x15/0x20
[ 33.485671][ T310] ? netdev_master_upper_dev_get+0x13/0x120
[ 33.485880][ T310] do_setlink+0x84b/0x21e0
[ 33.486052][ T310] ? is_bpf_text_address+0x67/0x120
[ 33.486218][ T310] ? __pfx_do_setlink+0x10/0x10
[ 33.486391][ T310] ? is_bpf_text_address+0x71/0x120
[ 33.486555][ T310] ? kernel_text_address+0xce/0xe0
[ 33.486721][ T310] ? __kernel_text_address+0x12/0x40
[ 33.486893][ T310] ? unwind_get_return_address+0x5e/0xa0
[ 33.487064][ T310] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 33.487272][ T310] ? arch_stack_walk+0xa2/0xf0
[ 33.487463][ T310] ? stack_trace_save+0x94/0xd0
[ 33.487628][ T310] ? __pfx_stack_trace_save+0x10/0x10
[ 33.487794][ T310] ? __pfx_validate_nla+0x10/0x10
[ 33.487960][ T310] ? mark_lock+0x38/0x3e0
[ 33.488088][ T310] ? kasan_save_stack+0x34/0x50
[ 33.488271][ T310] ? __nla_validate_parse+0x1bc/0x3d0
[ 33.488448][ T310] __rtnl_newlink+0xaa7/0xd80
[ 33.488621][ T310] ? hlock_class+0x4e/0x130
[ 33.488787][ T310] ? __pfx___rtnl_newlink+0x10/0x10
[ 33.488958][ T310] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 33.489164][ T310] ? __create_object+0x5e/0xb0
[ 33.489333][ T310] ? trace_kmalloc+0x2d/0xe0
[ 33.489508][ T310] rtnl_newlink+0x63/0xa0
[ 33.489634][ T310] rtnetlink_rcv_msg+0x2fb/0xc10
[ 33.489801][ T310] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 33.489969][ T310] ? hlock_class+0x4e/0x130
[ 33.490131][ T310] ? mark_lock+0x38/0x3e0
[ 33.490263][ T310] ? __lock_acquire+0xb35/0x1560
[ 33.490430][ T310] netlink_rcv_skb+0x130/0x360
[ 33.490599][ T310] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 33.490775][ T310] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 33.490959][ T310] ? netlink_deliver_tap+0x13e/0x340
[ 33.491123][ T310] ? netlink_deliver_tap+0xc3/0x340
[ 33.491298][ T310] netlink_unicast+0x44b/0x710
[ 33.491467][ T310] ? __pfx_netlink_unicast+0x10/0x10
[ 33.491636][ T310] ? find_held_lock+0x2c/0x110
[ 33.491805][ T310] netlink_sendmsg+0x723/0xbe0
[ 33.491975][ T310] ? __pfx_netlink_sendmsg+0x10/0x10
[ 33.492140][ T310] ? __might_fault+0xc3/0x170
[ 33.492310][ T310] ? __import_iovec+0x35d/0x5d0
[ 33.492482][ T310] ____sys_sendmsg+0x7b2/0xa10
[ 33.492656][ T310] ? __pfx_____sys_sendmsg+0x10/0x10
[ 33.492824][ T310] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 33.493026][ T310] ? __pfx_validate_chain+0x10/0x10
[ 33.493201][ T310] ___sys_sendmsg+0xee/0x170
[ 33.493379][ T310] ? __pfx____sys_sendmsg+0x10/0x10
[ 33.493544][ T310] ? find_held_lock+0x2c/0x110
[ 33.493727][ T310] ? __lock_release+0x103/0x460
[ 33.493894][ T310] ? __debug_check_no_obj_freed+0x253/0x520
[ 33.494106][ T310] ? __pfx___lock_release+0x10/0x10
[ 33.494272][ T310] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 33.494442][ T310] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 33.494649][ T310] ? __fget_light+0x53/0x1e0
[ 33.494827][ T310] __sys_sendmsg+0xcd/0x170
[ 33.494998][ T310] ? __pfx___sys_sendmsg+0x10/0x10
[ 33.495161][ T310] ? __virt_addr_valid+0x230/0x430
[ 33.495357][ T310] do_syscall_64+0xc1/0x1d0
[ 33.495525][ T310] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 33.495733][ T310] RIP: 0033:0x7f343183f7b7
[ 33.495906][ T310] 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
[ 33.496592][ T310] RSP: 002b:00007fff5d58f8a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 33.496855][ T310] RAX: ffffffffffffffda RBX: 00007fff5d58ffd0 RCX: 00007f343183f7b7
[ 33.497108][ T310] RDX: 0000000000000000 RSI: 00007fff5d58f910 RDI: 0000000000000005
[ 33.497360][ T310] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 33.497606][ T310] R10: 0000000020215910 R11: 0000000000000246 R12: 0000000000000004
[ 33.497957][ T310] R13: 0000000066bea798 R14: 0000000000496600 R15: 0000000000000000
[ 33.498226][ T310]
[ 33.680596][ T311] br1: port 2(veth2) entered blocking state
[ 33.680987][ T311] br1: port 2(veth2) entered disabled state
[ 33.681446][ T311] veth2: entered allmulticast mode
[ 33.684520][ T311] veth2: entered promiscuous mode
[ 33.855375][ T69] br1: port 1(veth1) entered blocking state
[ 33.855803][ T69] br1: port 1(veth1) entered forwarding state
[ 34.019497][ T157] br1: port 2(veth2) entered blocking state
[ 34.019828][ T157] br1: port 2(veth2) entered forwarding state
[ 34.193828][ T314]
[ 34.193973][ T314] =============================
[ 34.194146][ T314] WARNING: suspicious RCU usage
[ 34.194337][ T314] 6.11.0-rc2-virtme #1 Not tainted
[ 34.194514][ T314] -----------------------------
[ 34.194690][ T314] net/bridge/br_private.h:1605 suspicious rcu_dereference_check() usage!
[ 34.194941][ T314]
[ 34.194941][ T314] other info that might help us debug this:
[ 34.194941][ T314]
[ 34.195275][ T314]
[ 34.195275][ T314] rcu_scheduler_active = 2, debug_locks = 1
[ 34.195542][ T314] 1 lock held by bridge/314:
[ 34.195711][ T314] #0: ffffffff9adbc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 34.196035][ T314]
[ 34.196035][ T314] stack backtrace:
[ 34.196254][ T314] CPU: 3 UID: 0 PID: 314 Comm: bridge Not tainted 6.11.0-rc2-virtme #1
[ 34.196504][ T314] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 34.196870][ T314] Call Trace:
[ 34.196998][ T314]
[ 34.197087][ T314] dump_stack_lvl+0xb0/0xd0
[ 34.197267][ T314] lockdep_rcu_suspicious+0x1e5/0x270
[ 34.197441][ T314] br_get_link_af_size_filtered+0x52b/0x7f0 [bridge]
[ 34.197691][ T314] br_info_notify+0xe6/0x280 [bridge]
[ 34.197890][ T314] br_setlink+0x364/0x500 [bridge]
[ 34.198086][ T314] ? __pfx_br_setlink+0x10/0x10 [bridge]
[ 34.198292][ T314] ? lock_acquire.part.0+0xeb/0x330
[ 34.198458][ T314] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 34.198630][ T314] ? hlock_class+0x4e/0x130
[ 34.198796][ T314] ? __mutex_trylock_common+0xfa/0x260
[ 34.198964][ T314] ? __pfx___mutex_trylock_common+0x10/0x10
[ 34.199175][ T314] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 34.199339][ T314] ? lock_acquire+0x32/0xc0
[ 34.199506][ T314] ? trace_contention_end+0xeb/0x150
[ 34.199672][ T314] ? __mutex_lock+0x170/0xac0
[ 34.199849][ T314] ? find_held_lock+0x2c/0x110
[ 34.200021][ T314] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 34.200187][ T314] ? __pfx___mutex_lock+0x10/0x10
[ 34.200352][ T314] ? __pfx___lock_release+0x10/0x10
[ 34.200518][ T314] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 34.200684][ T314] ? trace_lock_acquire+0x14d/0x1f0
[ 34.200855][ T314] rtnl_bridge_setlink+0x297/0x5b0
[ 34.201025][ T314] rtnetlink_rcv_msg+0x2fb/0xc10
[ 34.201201][ T314] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 34.201366][ T314] ? hlock_class+0x4e/0x130
[ 34.201533][ T314] ? mark_lock+0x38/0x3e0
[ 34.201665][ T314] ? __lock_acquire+0xb35/0x1560
[ 34.201837][ T314] netlink_rcv_skb+0x130/0x360
[ 34.202007][ T314] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 34.202177][ T314] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 34.202358][ T314] ? netlink_deliver_tap+0x13e/0x340
[ 34.202529][ T314] ? netlink_deliver_tap+0xc3/0x340
[ 34.202702][ T314] netlink_unicast+0x44b/0x710
[ 34.202872][ T314] ? __pfx_netlink_unicast+0x10/0x10
[ 34.203038][ T314] ? find_held_lock+0x2c/0x110
[ 34.203209][ T314] netlink_sendmsg+0x723/0xbe0
[ 34.203383][ T314] ? __pfx_netlink_sendmsg+0x10/0x10
[ 34.203546][ T314] ? __might_fault+0xc3/0x170
[ 34.203729][ T314] ? __import_iovec+0x35d/0x5d0
[ 34.203912][ T314] ____sys_sendmsg+0x7b2/0xa10
[ 34.204086][ T314] ? __pfx_____sys_sendmsg+0x10/0x10
[ 34.204251][ T314] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 34.204458][ T314] ? hlock_class+0x4e/0x130
[ 34.204631][ T314] ? validate_chain+0x130/0x9b0
[ 34.204804][ T314] ___sys_sendmsg+0xee/0x170
[ 34.204972][ T314] ? __pfx_validate_chain+0x10/0x10
[ 34.205137][ T314] ? __pfx____sys_sendmsg+0x10/0x10
[ 34.205313][ T314] ? __lock_acquire+0xb35/0x1560
[ 34.205492][ T314] ? find_held_lock+0x2c/0x110
[ 34.205664][ T314] ? __lock_release+0x103/0x460
[ 34.205832][ T314] ? __fget_light+0x53/0x1e0
[ 34.206001][ T314] ? trace_lock_acquire+0x14d/0x1f0
[ 34.206172][ T314] __sys_sendmsg+0xcd/0x170
[ 34.206340][ T314] ? __pfx___sys_sendmsg+0x10/0x10
[ 34.206525][ T314] do_syscall_64+0xc1/0x1d0
[ 34.206690][ T314] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 34.206901][ T314] RIP: 0033:0x7f37e0f937b7
[ 34.207079][ T314] 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
[ 34.207652][ T314] RSP: 002b:00007ffc5d7ec378 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 34.207903][ T314] RAX: ffffffffffffffda RBX: 000000000000ffff RCX: 00007f37e0f937b7
[ 34.208155][ T314] RDX: 0000000000000000 RSI: 00007ffc5d7ec3e0 RDI: 0000000000000005
[ 34.208402][ T314] RBP: 00007ffc5d7ec4d0 R08: 0000000000000034 R09: 0000000000000000
[ 34.208647][ T314] R10: 00007f37e0e4c708 R11: 0000000000000246 R12: 000000000000022b
[ 34.208893][ T314] R13: 0000000066bea79a R14: 0000000000423360 R15: 00007ffc5d7eca80
[ 34.209158][ T314]
[ 45.548758][ T355] veth2: left allmulticast mode
[ 45.549057][ T355] veth2: left promiscuous mode
[ 45.550076][ T355] br1: port 2(veth2) entered disabled state
[ 45.702936][ T356] veth1: left allmulticast mode
[ 45.703166][ T356] veth1: left promiscuous mode
[ 45.704449][ T356] br1: port 1(veth1) entered disabled state
[ 47.971652][ T358] br1: port 1(veth1) entered blocking state
[ 47.971933][ T358] br1: port 1(veth1) entered disabled state
[ 47.972227][ T358] veth1: entered allmulticast mode
[ 47.974912][ T358] veth1: entered promiscuous mode
[ 47.982341][ T358] br1: port 1(veth1) entered blocking state
[ 47.982602][ T358] br1: port 1(veth1) entered forwarding state
[ 48.137221][ T359] br1: port 2(veth2) entered blocking state
[ 48.137512][ T359] br1: port 2(veth2) entered disabled state
[ 48.137762][ T359] veth2: entered allmulticast mode
[ 48.140472][ T359] veth2: entered promiscuous mode
[ 48.141184][ T359] br1: port 2(veth2) entered blocking state
[ 48.141416][ T359] br1: port 2(veth2) entered forwarding state
[ 52.589675][ T382] br1: port 2(veth2) entered disabled state
[ 52.590327][ T382] veth2: left allmulticast mode
[ 52.590516][ T382] veth2: left promiscuous mode
[ 52.590822][ T382] br1: port 2(veth2) entered disabled state
[ 52.752690][ T383] br1: port 1(veth1) entered disabled state
[ 52.753218][ T383] veth1: left allmulticast mode
[ 52.753405][ T383] veth1: left promiscuous mode
[ 52.753723][ T383] br1: port 1(veth1) entered disabled state