[ 113.977695][ T736] br1: port 1(vx10) entered blocking state
[ 113.978318][ T736] br1: port 1(vx10) entered disabled state
[ 113.978742][ T736] vx10: entered allmulticast mode
[ 113.984429][ T736] vx10: entered promiscuous mode
[ 113.985742][ T736] br1: port 1(vx10) entered blocking state
[ 113.986329][ T736] br1: port 1(vx10) entered forwarding state
[ 113.986701][ T736]
[ 113.986875][ T736] =============================
[ 113.987195][ T736] WARNING: suspicious RCU usage
[ 113.987514][ T736] 6.11.0-rc2-virtme #1 Not tainted
[ 113.987831][ T736] -----------------------------
[ 113.988178][ T736] net/bridge/br_private.h:930 suspicious rcu_dereference_check() usage!
[ 113.988661][ T736]
[ 113.988661][ T736] other info that might help us debug this:
[ 113.988661][ T736]
[ 113.989271][ T736]
[ 113.989271][ T736] rcu_scheduler_active = 2, debug_locks = 1
[ 113.990142][ T736] 2 locks held by ip/736:
[ 113.990398][ T736] #0: ffffffffb83bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 113.990956][ T736] #1: ffff888002a8ac58 (&br->lock){+...}-{2:2}, at: br_add_if+0xcf2/0x1330 [bridge]
[ 113.991641][ T736]
[ 113.991641][ T736] stack backtrace:
[ 113.992031][ T736] CPU: 3 UID: 0 PID: 736 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 113.992490][ T736] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 113.993156][ T736] Call Trace:
[ 113.993406][ T736]
[ 113.993572][ T736] dump_stack_lvl+0xb0/0xd0
[ 113.993894][ T736] lockdep_rcu_suspicious+0x1e5/0x270
[ 113.994208][ T736] ? __pfx_br_handle_frame+0x10/0x10 [bridge]
[ 113.994648][ T736] br_get_link_af_size_filtered+0x5f4/0x7f0 [bridge]
[ 113.995069][ T736] ? __timer_delete+0x70/0x170
[ 113.995370][ T736] ? __timer_delete+0x70/0x170
[ 113.995670][ T736] br_info_notify+0xe6/0x280 [bridge]
[ 113.995978][ T736] ? mn_hlist_invalidate_range_start+0x221/0x470
[ 113.996224][ T736] br_make_forwarding+0xfb/0x1e0 [bridge]
[ 113.996456][ T736] br_port_state_selection+0x302/0x540 [bridge]
[ 113.996795][ T736] br_stp_enable_port+0x33/0x50 [bridge]
[ 113.997164][ T736] br_add_if+0xf07/0x1330 [bridge]
[ 113.997555][ T736] do_setlink+0x84b/0x21e0
[ 113.997881][ T736] ? is_bpf_text_address+0x67/0x120
[ 113.998214][ T736] ? __pfx_do_setlink+0x10/0x10
[ 113.998539][ T736] ? is_bpf_text_address+0x71/0x120
[ 113.998836][ T736] ? kernel_text_address+0xce/0xe0
[ 113.999095][ T736] ? __kernel_text_address+0x12/0x40
[ 113.999392][ T736] ? unwind_get_return_address+0x5e/0xa0
[ 113.999698][ T736] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 114.000088][ T736] ? arch_stack_walk+0xa2/0xf0
[ 114.000439][ T736] ? stack_trace_save+0x94/0xd0
[ 114.000741][ T736] ? __pfx_stack_trace_save+0x10/0x10
[ 114.001033][ T736] ? __pfx_validate_nla+0x10/0x10
[ 114.001335][ T736] ? mark_lock+0x38/0x3e0
[ 114.001575][ T736] ? kasan_save_stack+0x34/0x50
[ 114.001883][ T736] ? __nla_validate_parse+0x1bc/0x3d0
[ 114.002179][ T736] __rtnl_newlink+0xaa7/0xd80
[ 114.002483][ T736] ? hlock_class+0x4e/0x130
[ 114.002779][ T736] ? __pfx___rtnl_newlink+0x10/0x10
[ 114.003076][ T736] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 114.003451][ T736] ? __create_object+0x5e/0xb0
[ 114.003745][ T736] ? trace_kmalloc+0x2d/0xe0
[ 114.004047][ T736] rtnl_newlink+0x63/0xa0
[ 114.004270][ T736] rtnetlink_rcv_msg+0x2fb/0xc10
[ 114.004567][ T736] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 114.004861][ T736] ? hlock_class+0x4e/0x130
[ 114.005156][ T736] ? mark_lock+0x38/0x3e0
[ 114.005381][ T736] ? __lock_acquire+0xb35/0x1560
[ 114.005685][ T736] netlink_rcv_skb+0x130/0x360
[ 114.005960][ T736] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 114.006250][ T736] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 114.006566][ T736] ? netlink_deliver_tap+0x13e/0x340
[ 114.006851][ T736] ? netlink_deliver_tap+0xc3/0x340
[ 114.007146][ T736] netlink_unicast+0x44b/0x710
[ 114.007464][ T736] ? __pfx_netlink_unicast+0x10/0x10
[ 114.007793][ T736] ? find_held_lock+0x2c/0x110
[ 114.008130][ T736] netlink_sendmsg+0x723/0xbe0
[ 114.008454][ T736] ? __pfx_netlink_sendmsg+0x10/0x10
[ 114.008723][ T736] ? __might_fault+0xc3/0x170
[ 114.009020][ T736] ? __import_iovec+0x35d/0x5d0
[ 114.009329][ T736] ____sys_sendmsg+0x7b2/0xa10
[ 114.009618][ T736] ? __pfx_____sys_sendmsg+0x10/0x10
[ 114.009910][ T736] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 114.010266][ T736] ? __pfx_validate_chain+0x10/0x10
[ 114.010558][ T736] ___sys_sendmsg+0xee/0x170
[ 114.010859][ T736] ? __pfx____sys_sendmsg+0x10/0x10
[ 114.011165][ T736] ? find_held_lock+0x2c/0x110
[ 114.011470][ T736] ? __lock_release+0x103/0x460
[ 114.011764][ T736] ? __debug_check_no_obj_freed+0x253/0x520
[ 114.012110][ T736] ? __pfx___lock_release+0x10/0x10
[ 114.012412][ T736] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 114.012720][ T736] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 114.013094][ T736] ? __fget_light+0x53/0x1e0
[ 114.013409][ T736] __sys_sendmsg+0xcd/0x170
[ 114.013713][ T736] ? __pfx___sys_sendmsg+0x10/0x10
[ 114.014010][ T736] ? __virt_addr_valid+0x230/0x430
[ 114.014353][ T736] do_syscall_64+0xc1/0x1d0
[ 114.014669][ T736] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 114.015030][ T736] RIP: 0033:0x7f63de5fd7b7
[ 114.015329][ T736] 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
[ 114.016417][ T736] RSP: 002b:00007ffdc61eeb38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 114.016875][ T736] RAX: ffffffffffffffda RBX: 00007ffdc61ef260 RCX: 00007f63de5fd7b7
[ 114.017325][ T736] RDX: 0000000000000000 RSI: 00007ffdc61eeba0 RDI: 0000000000000005
[ 114.017779][ T736] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 114.018221][ T736] R10: 00000000289b0910 R11: 0000000000000246 R12: 0000000000000004
[ 114.018663][ T736] R13: 0000000066bea075 R14: 0000000000496600 R15: 0000000000000000
[ 114.019132][ T736]
[ 114.019418][ T736]
[ 114.019584][ T736] =============================
[ 114.019899][ T736] WARNING: suspicious RCU usage
[ 114.020217][ T736] 6.11.0-rc2-virtme #1 Not tainted
[ 114.020506][ T736] -----------------------------
[ 114.020781][ T736] net/bridge/br_private.h:453 suspicious rcu_dereference_check() usage!
[ 114.021061][ T736]
[ 114.021061][ T736] other info that might help us debug this:
[ 114.021061][ T736]
[ 114.021473][ T736]
[ 114.021473][ T736] rcu_scheduler_active = 2, debug_locks = 1
[ 114.021757][ T736] 2 locks held by ip/736:
[ 114.021906][ T736] #0: ffffffffb83bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 114.022264][ T736] #1: ffff888002a8ac58 (&br->lock){+...}-{2:2}, at: br_add_if+0xcf2/0x1330 [bridge]
[ 114.022647][ T736]
[ 114.022647][ T736] stack backtrace:
[ 114.022882][ T736] CPU: 3 UID: 0 PID: 736 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 114.023168][ T736] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 114.023736][ T736] Call Trace:
[ 114.023881][ T736]
[ 114.023978][ T736] dump_stack_lvl+0xb0/0xd0
[ 114.024175][ T736] lockdep_rcu_suspicious+0x1e5/0x270
[ 114.024372][ T736] ? __pfx_br_handle_frame+0x10/0x10 [bridge]
[ 114.024640][ T736] br_get_link_af_size_filtered+0x654/0x7f0 [bridge]
[ 114.024905][ T736] ? __timer_delete+0x70/0x170
[ 114.025088][ T736] ? __timer_delete+0x70/0x170
[ 114.025281][ T736] br_info_notify+0xe6/0x280 [bridge]
[ 114.025512][ T736] ? mn_hlist_invalidate_range_start+0x221/0x470
[ 114.025749][ T736] br_make_forwarding+0xfb/0x1e0 [bridge]
[ 114.025966][ T736] br_port_state_selection+0x302/0x540 [bridge]
[ 114.026234][ T736] br_stp_enable_port+0x33/0x50 [bridge]
[ 114.026460][ T736] br_add_if+0xf07/0x1330 [bridge]
[ 114.026691][ T736] do_setlink+0x84b/0x21e0
[ 114.026879][ T736] ? is_bpf_text_address+0x67/0x120
[ 114.027065][ T736] ? __pfx_do_setlink+0x10/0x10
[ 114.027259][ T736] ? is_bpf_text_address+0x71/0x120
[ 114.027518][ T736] ? kernel_text_address+0xce/0xe0
[ 114.027727][ T736] ? __kernel_text_address+0x12/0x40
[ 114.027913][ T736] ? unwind_get_return_address+0x5e/0xa0
[ 114.028107][ T736] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 114.028356][ T736] ? arch_stack_walk+0xa2/0xf0
[ 114.028562][ T736] ? stack_trace_save+0x94/0xd0
[ 114.028754][ T736] ? __pfx_stack_trace_save+0x10/0x10
[ 114.028942][ T736] ? __pfx_validate_nla+0x10/0x10
[ 114.029138][ T736] ? mark_lock+0x38/0x3e0
[ 114.029290][ T736] ? kasan_save_stack+0x34/0x50
[ 114.029498][ T736] ? __nla_validate_parse+0x1bc/0x3d0
[ 114.029696][ T736] __rtnl_newlink+0xaa7/0xd80
[ 114.029898][ T736] ? hlock_class+0x4e/0x130
[ 114.030087][ T736] ? __pfx___rtnl_newlink+0x10/0x10
[ 114.030288][ T736] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 114.030531][ T736] ? __create_object+0x5e/0xb0
[ 114.030728][ T736] ? trace_kmalloc+0x2d/0xe0
[ 114.030922][ T736] rtnl_newlink+0x63/0xa0
[ 114.031065][ T736] rtnetlink_rcv_msg+0x2fb/0xc10
[ 114.031257][ T736] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 114.031468][ T736] ? hlock_class+0x4e/0x130
[ 114.031657][ T736] ? mark_lock+0x38/0x3e0
[ 114.031803][ T736] ? __lock_acquire+0xb35/0x1560
[ 114.031992][ T736] netlink_rcv_skb+0x130/0x360
[ 114.032178][ T736] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 114.032378][ T736] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 114.032584][ T736] ? netlink_deliver_tap+0x13e/0x340
[ 114.032770][ T736] ? netlink_deliver_tap+0xc3/0x340
[ 114.032965][ T736] netlink_unicast+0x44b/0x710
[ 114.033161][ T736] ? __pfx_netlink_unicast+0x10/0x10
[ 114.033379][ T736] ? find_held_lock+0x2c/0x110
[ 114.033694][ T736] netlink_sendmsg+0x723/0xbe0
[ 114.033957][ T736] ? __pfx_netlink_sendmsg+0x10/0x10
[ 114.034160][ T736] ? __might_fault+0xc3/0x170
[ 114.034380][ T736] ? __import_iovec+0x35d/0x5d0
[ 114.034605][ T736] ____sys_sendmsg+0x7b2/0xa10
[ 114.034797][ T736] ? __pfx_____sys_sendmsg+0x10/0x10
[ 114.035005][ T736] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 114.035247][ T736] ? __pfx_validate_chain+0x10/0x10
[ 114.035470][ T736] ___sys_sendmsg+0xee/0x170
[ 114.035672][ T736] ? __pfx____sys_sendmsg+0x10/0x10
[ 114.035875][ T736] ? find_held_lock+0x2c/0x110
[ 114.036078][ T736] ? __lock_release+0x103/0x460
[ 114.036275][ T736] ? __debug_check_no_obj_freed+0x253/0x520
[ 114.036539][ T736] ? __pfx___lock_release+0x10/0x10
[ 114.036744][ T736] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 114.036952][ T736] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 114.037200][ T736] ? __fget_light+0x53/0x1e0
[ 114.037422][ T736] __sys_sendmsg+0xcd/0x170
[ 114.037621][ T736] ? __pfx___sys_sendmsg+0x10/0x10
[ 114.037821][ T736] ? __virt_addr_valid+0x230/0x430
[ 114.038042][ T736] do_syscall_64+0xc1/0x1d0
[ 114.038252][ T736] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 114.038518][ T736] RIP: 0033:0x7f63de5fd7b7
[ 114.038733][ T736] 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
[ 114.039435][ T736] RSP: 002b:00007ffdc61eeb38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 114.039740][ T736] RAX: ffffffffffffffda RBX: 00007ffdc61ef260 RCX: 00007f63de5fd7b7
[ 114.040037][ T736] RDX: 0000000000000000 RSI: 00007ffdc61eeba0 RDI: 0000000000000005
[ 114.040367][ T736] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 114.040790][ T736] R10: 00000000289b0910 R11: 0000000000000246 R12: 0000000000000004
[ 114.041088][ T736] R13: 0000000066bea075 R14: 0000000000496600 R15: 0000000000000000
[ 114.041421][ T736]
[ 114.041637][ T736]
[ 114.041747][ T736] =============================
[ 114.041950][ T736] WARNING: suspicious RCU usage
[ 114.042162][ T736] 6.11.0-rc2-virtme #1 Not tainted
[ 114.042387][ T736] -----------------------------
[ 114.042586][ T736] net/bridge/br_private.h:1611 suspicious rcu_dereference_check() usage!
[ 114.042882][ T736]
[ 114.042882][ T736] other info that might help us debug this:
[ 114.042882][ T736]
[ 114.043293][ T736]
[ 114.043293][ T736] rcu_scheduler_active = 2, debug_locks = 1
[ 114.043601][ T736] 2 locks held by ip/736:
[ 114.043755][ T736] #0: ffffffffb83bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 114.044120][ T736] #1: ffff888002a8ac58 (&br->lock){+...}-{2:2}, at: br_add_if+0xcf2/0x1330 [bridge]
[ 114.044534][ T736]
[ 114.044534][ T736] stack backtrace:
[ 114.044792][ T736] CPU: 3 UID: 0 PID: 736 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 114.045089][ T736] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 114.045537][ T736] Call Trace:
[ 114.045689][ T736]
[ 114.045796][ T736] dump_stack_lvl+0xb0/0xd0
[ 114.046000][ T736] lockdep_rcu_suspicious+0x1e5/0x270
[ 114.046215][ T736] ? __pfx_br_handle_frame+0x10/0x10 [bridge]
[ 114.046507][ T736] br_get_link_af_size_filtered+0x6ab/0x7f0 [bridge]
[ 114.046785][ T736] ? __timer_delete+0x70/0x170
[ 114.046981][ T736] ? __timer_delete+0x70/0x170
[ 114.047183][ T736] br_info_notify+0xe6/0x280 [bridge]
[ 114.047464][ T736] ? mn_hlist_invalidate_range_start+0x221/0x470
[ 114.047721][ T736] br_make_forwarding+0xfb/0x1e0 [bridge]
[ 114.047957][ T736] br_port_state_selection+0x302/0x540 [bridge]
[ 114.048234][ T736] br_stp_enable_port+0x33/0x50 [bridge]
[ 114.048468][ T736] br_add_if+0xf07/0x1330 [bridge]
[ 114.048707][ T736] do_setlink+0x84b/0x21e0
[ 114.048908][ T736] ? is_bpf_text_address+0x67/0x120
[ 114.049107][ T736] ? __pfx_do_setlink+0x10/0x10
[ 114.049313][ T736] ? is_bpf_text_address+0x71/0x120
[ 114.049515][ T736] ? kernel_text_address+0xce/0xe0
[ 114.049715][ T736] ? __kernel_text_address+0x12/0x40
[ 114.049899][ T736] ? unwind_get_return_address+0x5e/0xa0
[ 114.050085][ T736] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 114.050333][ T736] ? arch_stack_walk+0xa2/0xf0
[ 114.050536][ T736] ? stack_trace_save+0x94/0xd0
[ 114.050725][ T736] ? __pfx_stack_trace_save+0x10/0x10
[ 114.050910][ T736] ? __pfx_validate_nla+0x10/0x10
[ 114.051104][ T736] ? mark_lock+0x38/0x3e0
[ 114.051256][ T736] ? kasan_save_stack+0x34/0x50
[ 114.051476][ T736] ? __nla_validate_parse+0x1bc/0x3d0
[ 114.051669][ T736] __rtnl_newlink+0xaa7/0xd80
[ 114.051865][ T736] ? hlock_class+0x4e/0x130
[ 114.052267][ T736] ? __pfx___rtnl_newlink+0x10/0x10
[ 114.052480][ T736] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 114.052714][ T736] ? __create_object+0x5e/0xb0
[ 114.052907][ T736] ? trace_kmalloc+0x2d/0xe0
[ 114.053113][ T736] rtnl_newlink+0x63/0xa0
[ 114.053261][ T736] rtnetlink_rcv_msg+0x2fb/0xc10
[ 114.053463][ T736] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 114.053648][ T736] ? hlock_class+0x4e/0x130
[ 114.053831][ T736] ? mark_lock+0x38/0x3e0
[ 114.054089][ T736] ? __lock_acquire+0xb35/0x1560
[ 114.054287][ T736] netlink_rcv_skb+0x130/0x360
[ 114.054486][ T736] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 114.054673][ T736] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 114.055105][ T736] ? netlink_deliver_tap+0x13e/0x340
[ 114.055294][ T736] ? netlink_deliver_tap+0xc3/0x340
[ 114.055494][ T736] netlink_unicast+0x44b/0x710
[ 114.055685][ T736] ? __pfx_netlink_unicast+0x10/0x10
[ 114.055983][ T736] ? find_held_lock+0x2c/0x110
[ 114.056182][ T736] netlink_sendmsg+0x723/0xbe0
[ 114.056394][ T736] ? __pfx_netlink_sendmsg+0x10/0x10
[ 114.056594][ T736] ? __might_fault+0xc3/0x170
[ 114.056785][ T736] ? __import_iovec+0x35d/0x5d0
[ 114.057090][ T736] ____sys_sendmsg+0x7b2/0xa10
[ 114.057284][ T736] ? __pfx_____sys_sendmsg+0x10/0x10
[ 114.057514][ T736] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 114.057744][ T736] ? __pfx_validate_chain+0x10/0x10
[ 114.058054][ T736] ___sys_sendmsg+0xee/0x170
[ 114.058245][ T736] ? __pfx____sys_sendmsg+0x10/0x10
[ 114.058449][ T736] ? find_held_lock+0x2c/0x110
[ 114.058637][ T736] ? __lock_release+0x103/0x460
[ 114.058932][ T736] ? __debug_check_no_obj_freed+0x253/0x520
[ 114.059166][ T736] ? __pfx___lock_release+0x10/0x10
[ 114.059369][ T736] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 114.059560][ T736] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 114.059902][ T736] ? __fget_light+0x53/0x1e0
[ 114.060099][ T736] __sys_sendmsg+0xcd/0x170
[ 114.060291][ T736] ? __pfx___sys_sendmsg+0x10/0x10
[ 114.060485][ T736] ? __virt_addr_valid+0x230/0x430
[ 114.060802][ T736] do_syscall_64+0xc1/0x1d0
[ 114.060991][ T736] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 114.061223][ T736] RIP: 0033:0x7f63de5fd7b7
[ 114.061425][ T736] 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
[ 114.062187][ T736] RSP: 002b:00007ffdc61eeb38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 114.062585][ T736] RAX: ffffffffffffffda RBX: 00007ffdc61ef260 RCX: 00007f63de5fd7b7
[ 114.062855][ T736] RDX: 0000000000000000 RSI: 00007ffdc61eeba0 RDI: 0000000000000005
[ 114.063130][ T736] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 114.063534][ T736] R10: 00000000289b0910 R11: 0000000000000246 R12: 0000000000000004
[ 114.063807][ T736] R13: 0000000066bea075 R14: 0000000000496600 R15: 0000000000000000
[ 114.064095][ T736]
[ 114.661533][ T741] br1: port 2(vx20) entered blocking state
[ 114.662148][ T741] br1: port 2(vx20) entered disabled state
[ 114.662453][ T741] vx20: entered allmulticast mode
[ 114.664879][ T741] vx20: entered promiscuous mode
[ 114.665423][ T741] br1: port 2(vx20) entered blocking state
[ 114.665684][ T741] br1: port 2(vx20) entered forwarding state
[ 114.986226][ T743] br1: port 3(veth1) entered blocking state
[ 114.986725][ T743] br1: port 3(veth1) entered disabled state
[ 114.987129][ T743] veth1: entered allmulticast mode
[ 114.990350][ T743] veth1: entered promiscuous mode
[ 115.150096][ T37] br1: port 3(veth1) entered blocking state
[ 115.150567][ T37] br1: port 3(veth1) entered forwarding state
[ 115.459125][ T746] br1: port 4(veth2) entered blocking state
[ 115.459536][ T746] br1: port 4(veth2) entered disabled state
[ 115.459810][ T746] veth2: entered allmulticast mode
[ 115.461867][ T746] veth2: entered promiscuous mode
[ 115.615592][ T38] br1: port 4(veth2) entered blocking state
[ 115.615915][ T38] br1: port 4(veth2) entered forwarding state
[ 116.791505][ T756] 8021q: 802.1Q VLAN Support v1.8
[ 117.256381][ T759] br1: entered promiscuous mode
[ 117.259135][ T759] br1: left promiscuous mode
[ 117.271079][ T759] br1: entered promiscuous mode
[ 118.259722][ T769]
[ 118.259850][ T769] =============================
[ 118.260026][ T769] WARNING: suspicious RCU usage
[ 118.261291][ T769] 6.11.0-rc2-virtme #1 Not tainted
[ 118.261471][ T769] -----------------------------
[ 118.261640][ T769] net/bridge/br_private.h:1605 suspicious rcu_dereference_check() usage!
[ 118.261889][ T769]
[ 118.261889][ T769] other info that might help us debug this:
[ 118.261889][ T769]
[ 118.262326][ T769]
[ 118.262326][ T769] rcu_scheduler_active = 2, debug_locks = 1
[ 118.262575][ T769] 1 lock held by bridge/769:
[ 118.262749][ T769] #0: ffffffffb83bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 118.263053][ T769]
[ 118.263053][ T769] stack backtrace:
[ 118.263485][ T769] CPU: 0 UID: 0 PID: 769 Comm: bridge Not tainted 6.11.0-rc2-virtme #1
[ 118.263770][ T769] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 118.264134][ T769] Call Trace:
[ 118.264268][ T769]
[ 118.264362][ T769] dump_stack_lvl+0xb0/0xd0
[ 118.264537][ T769] lockdep_rcu_suspicious+0x1e5/0x270
[ 118.264707][ T769] br_get_link_af_size_filtered+0x52b/0x7f0 [bridge]
[ 118.264955][ T769] br_info_notify+0xe6/0x280 [bridge]
[ 118.265172][ T769] br_setlink+0x364/0x500 [bridge]
[ 118.265374][ T769] ? __pfx_br_setlink+0x10/0x10 [bridge]
[ 118.265601][ T769] ? lock_acquire.part.0+0xeb/0x330
[ 118.265770][ T769] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 118.265952][ T769] ? hlock_class+0x4e/0x130
[ 118.266115][ T769] ? __mutex_trylock_common+0xfa/0x260
[ 118.266282][ T769] ? __pfx___mutex_trylock_common+0x10/0x10
[ 118.266486][ T769] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 118.266646][ T769] ? lock_acquire+0x32/0xc0
[ 118.266809][ T769] ? trace_contention_end+0xeb/0x150
[ 118.266979][ T769] ? __mutex_lock+0x170/0xac0
[ 118.267146][ T769] ? find_held_lock+0x2c/0x110
[ 118.267326][ T769] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 118.267494][ T769] ? __pfx___mutex_lock+0x10/0x10
[ 118.267658][ T769] ? __pfx___lock_release+0x10/0x10
[ 118.267820][ T769] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 118.267982][ T769] ? trace_lock_acquire+0x14d/0x1f0
[ 118.268158][ T769] rtnl_bridge_setlink+0x297/0x5b0
[ 118.268335][ T769] rtnetlink_rcv_msg+0x2fb/0xc10
[ 118.268501][ T769] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 118.268665][ T769] ? hlock_class+0x4e/0x130
[ 118.268826][ T769] ? mark_lock+0x38/0x3e0
[ 118.268955][ T769] ? __lock_acquire+0xb35/0x1560
[ 118.269131][ T769] netlink_rcv_skb+0x130/0x360
[ 118.269298][ T769] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 118.269466][ T769] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 118.269651][ T769] ? netlink_deliver_tap+0x13e/0x340
[ 118.269824][ T769] ? netlink_deliver_tap+0xc3/0x340
[ 118.269989][ T769] netlink_unicast+0x44b/0x710
[ 118.270166][ T769] ? __pfx_netlink_unicast+0x10/0x10
[ 118.270330][ T769] ? find_held_lock+0x2c/0x110
[ 118.270504][ T769] netlink_sendmsg+0x723/0xbe0
[ 118.270670][ T769] ? __pfx_netlink_sendmsg+0x10/0x10
[ 118.270831][ T769] ? __might_fault+0xc3/0x170
[ 118.271003][ T769] ? __import_iovec+0x35d/0x5d0
[ 118.271183][ T769] ____sys_sendmsg+0x7b2/0xa10
[ 118.271355][ T769] ? __pfx_____sys_sendmsg+0x10/0x10
[ 118.271536][ T769] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 118.271754][ T769] ___sys_sendmsg+0xee/0x170
[ 118.271923][ T769] ? __pfx____sys_sendmsg+0x10/0x10
[ 118.272093][ T769] ? __lock_acquire+0xb35/0x1560
[ 118.272263][ T769] ? usage_skip+0xf2/0x190
[ 118.272440][ T769] ? reacquire_held_locks+0x22f/0x4f0
[ 118.272607][ T769] ? do_user_addr_fault+0x8fd/0xe30
[ 118.272780][ T769] ? __fget_light+0x53/0x1e0
[ 118.272955][ T769] __sys_sendmsg+0xcd/0x170
[ 118.273127][ T769] ? __pfx___sys_sendmsg+0x10/0x10
[ 118.273292][ T769] ? __pfx___up_read+0x10/0x10
[ 118.273491][ T769] do_syscall_64+0xc1/0x1d0
[ 118.273657][ T769] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 118.273868][ T769] RIP: 0033:0x7f7664cd57b7
[ 118.274041][ T769] 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
[ 118.274622][ T769] RSP: 002b:00007fff20e0cc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 118.274871][ T769] RAX: ffffffffffffffda RBX: 000000000000ffff RCX: 00007f7664cd57b7
[ 118.275135][ T769] RDX: 0000000000000000 RSI: 00007fff20e0ccd0 RDI: 0000000000000005
[ 118.275379][ T769] RBP: 00007fff20e0cdc0 R08: 0000000000000034 R09: 0000000000000000
[ 118.275638][ T769] R10: 00007f7664b8e708 R11: 0000000000000246 R12: 000000000000000a
[ 118.275887][ T769] R13: 0000000066bea07a R14: 0000000000423360 R15: 00007fff20e0d370
[ 118.276152][ T769]
[ 126.702790][ T834] br1: port 1(vx10) entered blocking state
[ 126.703085][ T834] br1: port 1(vx10) entered disabled state
[ 126.703442][ T834] vx10: entered allmulticast mode
[ 126.705407][ T834] vx10: entered promiscuous mode
[ 126.706297][ T834] br1: port 1(vx10) entered blocking state
[ 126.706587][ T834] br1: port 1(vx10) entered forwarding state
[ 127.332327][ T838] br1: port 2(vx20) entered blocking state
[ 127.332597][ T838] br1: port 2(vx20) entered disabled state
[ 127.332853][ T838] vx20: entered allmulticast mode
[ 127.334719][ T838] vx20: entered promiscuous mode
[ 127.335700][ T838] br1: port 2(vx20) entered blocking state
[ 127.335967][ T838] br1: port 2(vx20) entered forwarding state
[ 127.638840][ T840] br1: port 3(w1) entered blocking state
[ 127.639084][ T840] br1: port 3(w1) entered disabled state
[ 127.639318][ T840] w1: entered allmulticast mode
[ 127.641226][ T840] w1: entered promiscuous mode
[ 127.804642][ T157] br1: port 3(w1) entered blocking state
[ 127.804995][ T157] br1: port 3(w1) entered forwarding state
[ 128.115450][ T843] br1: port 4(w3) entered blocking state
[ 128.115674][ T843] br1: port 4(w3) entered disabled state
[ 128.115887][ T843] w3: entered allmulticast mode
[ 128.118909][ T843] w3: entered promiscuous mode
[ 128.268175][ T37] br1: port 4(w3) entered blocking state
[ 128.268409][ T37] br1: port 4(w3) entered forwarding state
[ 129.703498][ T853] br1: entered promiscuous mode
[ 129.705587][ T853] br1: left promiscuous mode
[ 129.712628][ T853] br1: entered promiscuous mode
[ 130.739992][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10)
[ 130.743297][ C2] IPv6: vlan10-v: IPv6 duplicate address 2001:db8:1::3 used by 00:00:5e:00:01:01 detected!
[ 130.931754][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10)
[ 131.123784][ C0] IPv6: vlan20-v: IPv6 duplicate address 2001:db8:2::3 used by 00:00:5e:00:01:01 detected!
[ 131.315416][ C0] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10)
[ 131.316242][ C0] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10)
[ 131.506732][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20)
[ 131.764303][ C0] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20)
[ 131.765030][ C0] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20)
[ 131.866867][ C0] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20)
[ 160.807881][ T11] w3: left allmulticast mode
[ 160.808170][ T11] w3: left promiscuous mode
[ 160.808502][ T11] br1: port 4(w3) entered disabled state
[ 160.811020][ T11] w1: left allmulticast mode
[ 160.811652][ T11] w1: left promiscuous mode
[ 160.812096][ T11] br1: port 3(w1) entered disabled state
[ 160.814241][ T11] vx20: left allmulticast mode
[ 160.814519][ T11] vx20: left promiscuous mode
[ 160.815006][ T11] br1: port 2(vx20) entered disabled state
[ 160.820241][ T11] vx10: left allmulticast mode
[ 160.820417][ T11] vx10: left promiscuous mode
[ 160.820706][ T11] br1: port 1(vx10) entered disabled state
[ 163.681643][ T1034] ip (1034) used greatest stack depth: 23536 bytes left
[ 163.828394][ T1035] br1: left promiscuous mode
[ 164.917304][ T1042] br1: port 4(veth2) entered disabled state
[ 165.062302][ T1043] veth2: left allmulticast mode
[ 165.062574][ T1043] veth2: left promiscuous mode
[ 165.062920][ T1043] br1: port 4(veth2) entered disabled state
[ 165.384410][ T1045] br1: port 3(veth1) entered disabled state
[ 165.547993][ T1046] veth1: left allmulticast mode
[ 165.548849][ T1046] veth1: left promiscuous mode
[ 165.549196][ T1046] br1: port 3(veth1) entered disabled state
[ 165.892838][ T1048] vx20: left allmulticast mode
[ 165.893166][ T1048] vx20: left promiscuous mode
[ 165.893503][ T1048] br1: port 2(vx20) entered disabled state
[ 166.556887][ T1052] vx10: left allmulticast mode
[ 166.557121][ T1052] vx10: left promiscuous mode
[ 166.557439][ T1052] br1: port 1(vx10) entered disabled state