[ 30.417807][ T283] 8021q: 802.1Q VLAN Support v1.8
[ 32.401969][ T298] br0: port 1(veth1) entered blocking state
[ 32.402345][ T298] br0: port 1(veth1) entered disabled state
[ 32.402868][ T298] veth1: entered allmulticast mode
[ 32.404774][ T298] veth1: entered promiscuous mode
[ 32.407268][ T298]
[ 32.407428][ T298] =============================
[ 32.407700][ T298] WARNING: suspicious RCU usage
[ 32.407946][ T298] 6.11.0-rc2-virtme #1 Not tainted
[ 32.408205][ T298] -----------------------------
[ 32.408471][ T298] net/bridge/br_private.h:930 suspicious rcu_dereference_check() usage!
[ 32.408896][ T298]
[ 32.408896][ T298] other info that might help us debug this:
[ 32.408896][ T298]
[ 32.409413][ T298]
[ 32.409413][ T298] rcu_scheduler_active = 2, debug_locks = 1
[ 32.409817][ T298] 1 lock held by ip/298:
[ 32.410030][ T298] #0: ffffffffbd7bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 32.410557][ T298]
[ 32.410557][ T298] stack backtrace:
[ 32.410899][ T298] CPU: 1 UID: 0 PID: 298 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 32.411304][ T298] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 32.411904][ T298] Call Trace:
[ 32.412117][ T298]
[ 32.412263][ T298] dump_stack_lvl+0xb0/0xd0
[ 32.412550][ T298] lockdep_rcu_suspicious+0x1e5/0x270
[ 32.412843][ T298] ? __pfx_br_handle_frame+0x10/0x10 [bridge]
[ 32.413305][ T298] br_get_link_af_size_filtered+0x5f4/0x7f0 [bridge]
[ 32.413727][ T298] br_info_notify+0xe6/0x280 [bridge]
[ 32.414043][ T298] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 32.414398][ T298] br_add_if+0xd90/0x1330 [bridge]
[ 32.414749][ T298] ? rtnl_is_locked+0x15/0x20
[ 32.415031][ T298] ? netdev_master_upper_dev_get+0x13/0x120
[ 32.415405][ T298] do_setlink+0x84b/0x21e0
[ 32.415686][ T298] ? is_bpf_text_address+0x67/0x120
[ 32.415917][ T298] ? __pfx_do_setlink+0x10/0x10
[ 32.416087][ T298] ? is_bpf_text_address+0x71/0x120
[ 32.416256][ T298] ? kernel_text_address+0xce/0xe0
[ 32.416426][ T298] ? __kernel_text_address+0x12/0x40
[ 32.416593][ T298] ? unwind_get_return_address+0x5e/0xa0
[ 32.416792][ T298] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 32.417001][ T298] ? arch_stack_walk+0xa2/0xf0
[ 32.417194][ T298] ? stack_trace_save+0x94/0xd0
[ 32.417362][ T298] ? __pfx_stack_trace_save+0x10/0x10
[ 32.417528][ T298] ? __pfx_validate_nla+0x10/0x10
[ 32.417744][ T298] ? mark_lock+0x38/0x3e0
[ 32.417960][ T298] ? kasan_save_stack+0x34/0x50
[ 32.418246][ T298] ? __nla_validate_parse+0x1bc/0x3d0
[ 32.418537][ T298] __rtnl_newlink+0xaa7/0xd80
[ 32.418830][ T298] ? hlock_class+0x4e/0x130
[ 32.419106][ T298] ? __pfx___rtnl_newlink+0x10/0x10
[ 32.419397][ T298] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 32.419741][ T298] ? __create_object+0x5e/0xb0
[ 32.419920][ T298] ? trace_kmalloc+0x2d/0xe0
[ 32.420094][ T298] rtnl_newlink+0x63/0xa0
[ 32.420221][ T298] rtnetlink_rcv_msg+0x2fb/0xc10
[ 32.420390][ T298] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 32.420560][ T298] ? hlock_class+0x4e/0x130
[ 32.420743][ T298] ? mark_lock+0x38/0x3e0
[ 32.420875][ T298] ? __lock_acquire+0xb35/0x1560
[ 32.421048][ T298] netlink_rcv_skb+0x130/0x360
[ 32.421215][ T298] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 32.421384][ T298] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 32.421565][ T298] ? netlink_deliver_tap+0x13e/0x340
[ 32.421742][ T298] ? netlink_deliver_tap+0xc3/0x340
[ 32.421915][ T298] netlink_unicast+0x44b/0x710
[ 32.422086][ T298] ? __pfx_netlink_unicast+0x10/0x10
[ 32.422260][ T298] ? find_held_lock+0x2c/0x110
[ 32.422434][ T298] netlink_sendmsg+0x723/0xbe0
[ 32.422605][ T298] ? __pfx_netlink_sendmsg+0x10/0x10
[ 32.422776][ T298] ? __might_fault+0xc3/0x170
[ 32.422945][ T298] ? __import_iovec+0x35d/0x5d0
[ 32.423120][ T298] ____sys_sendmsg+0x7b2/0xa10
[ 32.423288][ T298] ? __pfx_____sys_sendmsg+0x10/0x10
[ 32.423467][ T298] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 32.423688][ T298] ? __pfx_validate_chain+0x10/0x10
[ 32.423869][ T298] ___sys_sendmsg+0xee/0x170
[ 32.424039][ T298] ? __pfx____sys_sendmsg+0x10/0x10
[ 32.424204][ T298] ? find_held_lock+0x2c/0x110
[ 32.424374][ T298] ? __lock_release+0x103/0x460
[ 32.424541][ T298] ? __debug_check_no_obj_freed+0x253/0x520
[ 32.424774][ T298] ? __pfx___lock_release+0x10/0x10
[ 32.424945][ T298] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 32.425123][ T298] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 32.425340][ T298] ? __fget_light+0x53/0x1e0
[ 32.425515][ T298] __sys_sendmsg+0xcd/0x170
[ 32.425718][ T298] ? __pfx___sys_sendmsg+0x10/0x10
[ 32.425990][ T298] ? __virt_addr_valid+0x230/0x430
[ 32.426307][ T298] do_syscall_64+0xc1/0x1d0
[ 32.426595][ T298] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 32.426909][ T298] RIP: 0033:0x7f314ba267b7
[ 32.427083][ T298] 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
[ 32.427678][ T298] RSP: 002b:00007fff26fd1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 32.427935][ T298] RAX: ffffffffffffffda RBX: 00007fff26fd18b0 RCX: 00007f314ba267b7
[ 32.428190][ T298] RDX: 0000000000000000 RSI: 00007fff26fd11f0 RDI: 0000000000000005
[ 32.428439][ T298] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 32.428703][ T298] R10: 0000000036c37910 R11: 0000000000000246 R12: 0000000000000004
[ 32.428955][ T298] R13: 0000000066be9fb5 R14: 0000000000496600 R15: 0000000000000000
[ 32.429232][ T298]
[ 32.429377][ T298]
[ 32.429468][ T298] =============================
[ 32.429664][ T298] WARNING: suspicious RCU usage
[ 32.429857][ T298] 6.11.0-rc2-virtme #1 Not tainted
[ 32.430036][ T298] -----------------------------
[ 32.430214][ T298] net/bridge/br_private.h:453 suspicious rcu_dereference_check() usage!
[ 32.430467][ T298]
[ 32.430467][ T298] other info that might help us debug this:
[ 32.430467][ T298]
[ 32.430813][ T298]
[ 32.430813][ T298] rcu_scheduler_active = 2, debug_locks = 1
[ 32.431059][ T298] 1 lock held by ip/298:
[ 32.431184][ T298] #0: ffffffffbd7bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 32.431488][ T298]
[ 32.431488][ T298] stack backtrace:
[ 32.431710][ T298] CPU: 1 UID: 0 PID: 298 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 32.431964][ T298] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 32.432322][ T298] Call Trace:
[ 32.432464][ T298]
[ 32.432725][ T298] dump_stack_lvl+0xb0/0xd0
[ 32.432904][ T298] lockdep_rcu_suspicious+0x1e5/0x270
[ 32.433070][ T298] ? __pfx_br_handle_frame+0x10/0x10 [bridge]
[ 32.433332][ T298] br_get_link_af_size_filtered+0x654/0x7f0 [bridge]
[ 32.433584][ T298] br_info_notify+0xe6/0x280 [bridge]
[ 32.433878][ T298] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 32.434108][ T298] br_add_if+0xd90/0x1330 [bridge]
[ 32.434410][ T298] ? rtnl_is_locked+0x15/0x20
[ 32.434574][ T298] ? netdev_master_upper_dev_get+0x13/0x120
[ 32.434795][ T298] do_setlink+0x84b/0x21e0
[ 32.434964][ T298] ? is_bpf_text_address+0x67/0x120
[ 32.435132][ T298] ? __pfx_do_setlink+0x10/0x10
[ 32.435498][ T298] ? is_bpf_text_address+0x71/0x120
[ 32.435678][ T298] ? kernel_text_address+0xce/0xe0
[ 32.435854][ T298] ? __kernel_text_address+0x12/0x40
[ 32.436018][ T298] ? unwind_get_return_address+0x5e/0xa0
[ 32.436280][ T298] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 32.436498][ T298] ? arch_stack_walk+0xa2/0xf0
[ 32.436693][ T298] ? stack_trace_save+0x94/0xd0
[ 32.436975][ T298] ? __pfx_stack_trace_save+0x10/0x10
[ 32.437239][ T298] ? __pfx_validate_nla+0x10/0x10
[ 32.437404][ T298] ? mark_lock+0x38/0x3e0
[ 32.437542][ T298] ? kasan_save_stack+0x34/0x50
[ 32.437727][ T298] ? __nla_validate_parse+0x1bc/0x3d0
[ 32.437900][ T298] __rtnl_newlink+0xaa7/0xd80
[ 32.438172][ T298] ? hlock_class+0x4e/0x130
[ 32.438348][ T298] ? __pfx___rtnl_newlink+0x10/0x10
[ 32.438529][ T298] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 32.438748][ T298] ? __create_object+0x5e/0xb0
[ 32.439014][ T298] ? trace_kmalloc+0x2d/0xe0
[ 32.439190][ T298] rtnl_newlink+0x63/0xa0
[ 32.439318][ T298] rtnetlink_rcv_msg+0x2fb/0xc10
[ 32.439489][ T298] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 32.439775][ T298] ? hlock_class+0x4e/0x130
[ 32.439942][ T298] ? mark_lock+0x38/0x3e0
[ 32.440101][ T298] ? __lock_acquire+0xb35/0x1560
[ 32.440272][ T298] netlink_rcv_skb+0x130/0x360
[ 32.440446][ T298] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 32.440747][ T298] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 32.440929][ T298] ? netlink_deliver_tap+0x13e/0x340
[ 32.441099][ T298] ? netlink_deliver_tap+0xc3/0x340
[ 32.441266][ T298] netlink_unicast+0x44b/0x710
[ 32.441439][ T298] ? __pfx_netlink_unicast+0x10/0x10
[ 32.441611][ T298] ? find_held_lock+0x2c/0x110
[ 32.441887][ T298] netlink_sendmsg+0x723/0xbe0
[ 32.442175][ T298] ? __pfx_netlink_sendmsg+0x10/0x10
[ 32.442355][ T298] ? __might_fault+0xc3/0x170
[ 32.442524][ T298] ? __import_iovec+0x35d/0x5d0
[ 32.442813][ T298] ____sys_sendmsg+0x7b2/0xa10
[ 32.442984][ T298] ? __pfx_____sys_sendmsg+0x10/0x10
[ 32.443151][ T298] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 32.443373][ T298] ? __pfx_validate_chain+0x10/0x10
[ 32.443670][ T298] ___sys_sendmsg+0xee/0x170
[ 32.443840][ T298] ? __pfx____sys_sendmsg+0x10/0x10
[ 32.444016][ T298] ? find_held_lock+0x2c/0x110
[ 32.444189][ T298] ? __lock_release+0x103/0x460
[ 32.444351][ T298] ? __debug_check_no_obj_freed+0x253/0x520
[ 32.444559][ T298] ? __pfx___lock_release+0x10/0x10
[ 32.444747][ T298] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 32.444924][ T298] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 32.445135][ T298] ? __fget_light+0x53/0x1e0
[ 32.445312][ T298] __sys_sendmsg+0xcd/0x170
[ 32.445583][ T298] ? __pfx___sys_sendmsg+0x10/0x10
[ 32.445763][ T298] ? __virt_addr_valid+0x230/0x430
[ 32.445954][ T298] do_syscall_64+0xc1/0x1d0
[ 32.446122][ T298] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 32.446427][ T298] RIP: 0033:0x7f314ba267b7
[ 32.446606][ T298] 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
[ 32.447322][ T298] RSP: 002b:00007fff26fd1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 32.447589][ T298] RAX: ffffffffffffffda RBX: 00007fff26fd18b0 RCX: 00007f314ba267b7
[ 32.447860][ T298] RDX: 0000000000000000 RSI: 00007fff26fd11f0 RDI: 0000000000000005
[ 32.448304][ T298] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 32.448554][ T298] R10: 0000000036c37910 R11: 0000000000000246 R12: 0000000000000004
[ 32.448819][ T298] R13: 0000000066be9fb5 R14: 0000000000496600 R15: 0000000000000000
[ 32.449179][ T298]
[ 32.449338][ T298]
[ 32.449446][ T298] =============================
[ 32.449621][ T298] WARNING: suspicious RCU usage
[ 32.449887][ T298] 6.11.0-rc2-virtme #1 Not tainted
[ 32.450077][ T298] -----------------------------
[ 32.450243][ T298] net/bridge/br_private.h:1611 suspicious rcu_dereference_check() usage!
[ 32.450495][ T298]
[ 32.450495][ T298] other info that might help us debug this:
[ 32.450495][ T298]
[ 32.451032][ T298]
[ 32.451032][ T298] rcu_scheduler_active = 2, debug_locks = 1
[ 32.451273][ T298] 1 lock held by ip/298:
[ 32.451402][ T298] #0: ffffffffbd7bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 32.451818][ T298]
[ 32.451818][ T298] stack backtrace:
[ 32.452028][ T298] CPU: 1 UID: 0 PID: 298 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 32.452274][ T298] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 32.452638][ T298] Call Trace:
[ 32.452770][ T298]
[ 32.452862][ T298] dump_stack_lvl+0xb0/0xd0
[ 32.453037][ T298] lockdep_rcu_suspicious+0x1e5/0x270
[ 32.453311][ T298] ? __pfx_br_handle_frame+0x10/0x10 [bridge]
[ 32.453569][ T298] br_get_link_af_size_filtered+0x6ab/0x7f0 [bridge]
[ 32.453812][ T298] br_info_notify+0xe6/0x280 [bridge]
[ 32.454012][ T298] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 32.454422][ T298] br_add_if+0xd90/0x1330 [bridge]
[ 32.454621][ T298] ? rtnl_is_locked+0x15/0x20
[ 32.454794][ T298] ? netdev_master_upper_dev_get+0x13/0x120
[ 32.455111][ T298] do_setlink+0x84b/0x21e0
[ 32.455286][ T298] ? is_bpf_text_address+0x67/0x120
[ 32.455458][ T298] ? __pfx_do_setlink+0x10/0x10
[ 32.455629][ T298] ? is_bpf_text_address+0x71/0x120
[ 32.455801][ T298] ? kernel_text_address+0xce/0xe0
[ 32.456068][ T298] ? __kernel_text_address+0x12/0x40
[ 32.456245][ T298] ? unwind_get_return_address+0x5e/0xa0
[ 32.456411][ T298] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 32.456615][ T298] ? arch_stack_walk+0xa2/0xf0
[ 32.456908][ T298] ? stack_trace_save+0x94/0xd0
[ 32.457075][ T298] ? __pfx_stack_trace_save+0x10/0x10
[ 32.457240][ T298] ? __pfx_validate_nla+0x10/0x10
[ 32.457402][ T298] ? mark_lock+0x38/0x3e0
[ 32.457644][ T298] ? kasan_save_stack+0x34/0x50
[ 32.457814][ T298] ? __nla_validate_parse+0x1bc/0x3d0
[ 32.457988][ T298] __rtnl_newlink+0xaa7/0xd80
[ 32.458162][ T298] ? hlock_class+0x4e/0x130
[ 32.458431][ T298] ? __pfx___rtnl_newlink+0x10/0x10
[ 32.458604][ T298] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 32.458813][ T298] ? __create_object+0x5e/0xb0
[ 32.458981][ T298] ? trace_kmalloc+0x2d/0xe0
[ 32.459255][ T298] rtnl_newlink+0x63/0xa0
[ 32.459382][ T298] rtnetlink_rcv_msg+0x2fb/0xc10
[ 32.459551][ T298] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 32.459818][ T298] ? hlock_class+0x4e/0x130
[ 32.459981][ T298] ? mark_lock+0x38/0x3e0
[ 32.460216][ T298] ? __lock_acquire+0xb35/0x1560
[ 32.460387][ T298] netlink_rcv_skb+0x130/0x360
[ 32.460655][ T298] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 32.460821][ T298] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 32.461009][ T298] ? netlink_deliver_tap+0x13e/0x340
[ 32.461176][ T298] ? netlink_deliver_tap+0xc3/0x340
[ 32.461344][ T298] netlink_unicast+0x44b/0x710
[ 32.461612][ T298] ? __pfx_netlink_unicast+0x10/0x10
[ 32.461877][ T298] ? find_held_lock+0x2c/0x110
[ 32.462143][ T298] netlink_sendmsg+0x723/0xbe0
[ 32.462409][ T298] ? __pfx_netlink_sendmsg+0x10/0x10
[ 32.462577][ T298] ? __might_fault+0xc3/0x170
[ 32.462845][ T298] ? __import_iovec+0x35d/0x5d0
[ 32.463115][ T298] ____sys_sendmsg+0x7b2/0xa10
[ 32.463395][ T298] ? __pfx_____sys_sendmsg+0x10/0x10
[ 32.463557][ T298] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 32.463860][ T298] ? __pfx_validate_chain+0x10/0x10
[ 32.464136][ T298] ___sys_sendmsg+0xee/0x170
[ 32.464403][ T298] ? __pfx____sys_sendmsg+0x10/0x10
[ 32.464573][ T298] ? find_held_lock+0x2c/0x110
[ 32.464739][ T298] ? __lock_release+0x103/0x460
[ 32.464997][ T298] ? __debug_check_no_obj_freed+0x253/0x520
[ 32.465199][ T298] ? __pfx___lock_release+0x10/0x10
[ 32.465365][ T298] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 32.465537][ T298] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 32.465838][ T298] ? __fget_light+0x53/0x1e0
[ 32.466011][ T298] __sys_sendmsg+0xcd/0x170
[ 32.466178][ T298] ? __pfx___sys_sendmsg+0x10/0x10
[ 32.466344][ T298] ? __virt_addr_valid+0x230/0x430
[ 32.466629][ T298] do_syscall_64+0xc1/0x1d0
[ 32.466796][ T298] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 32.467001][ T298] RIP: 0033:0x7f314ba267b7
[ 32.467174][ T298] 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
[ 32.467744][ T298] RSP: 002b:00007fff26fd1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 32.468099][ T298] RAX: ffffffffffffffda RBX: 00007fff26fd18b0 RCX: 00007f314ba267b7
[ 32.468356][ T298] RDX: 0000000000000000 RSI: 00007fff26fd11f0 RDI: 0000000000000005
[ 32.468606][ T298] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 32.468952][ T298] R10: 0000000036c37910 R11: 0000000000000246 R12: 0000000000000004
[ 32.469203][ T298] R13: 0000000066be9fb5 R14: 0000000000496600 R15: 0000000000000000
[ 32.469485][ T298]
[ 32.483916][ T298] ip (298) used greatest stack depth: 24496 bytes left
[ 32.631451][ T300] br0: port 2(veth2) entered blocking state
[ 32.631750][ T300] br0: port 2(veth2) entered disabled state
[ 32.632001][ T300] veth2: entered allmulticast mode
[ 32.633865][ T300] veth2: entered promiscuous mode
[ 32.969582][ T157] br0: port 1(veth1) entered blocking state
[ 32.969959][ T157] br0: port 1(veth1) entered forwarding state
[ 33.127833][ T62] br0: port 2(veth2) entered blocking state
[ 33.128111][ T62] br0: port 2(veth2) entered forwarding state
[ 37.568343][ T255] (udev-worker) (255) used greatest stack depth: 24488 bytes left
[ 63.815495][ T361] GACT probability NOT on
[ 101.181481][ T535]
[ 101.182469][ T535] =============================
[ 101.182663][ T535] WARNING: suspicious RCU usage
[ 101.182846][ T535] 6.11.0-rc2-virtme #1 Not tainted
[ 101.183020][ T535] -----------------------------
[ 101.183182][ T535] net/bridge/br_private.h:1605 suspicious rcu_dereference_check() usage!
[ 101.183417][ T535]
[ 101.183417][ T535] other info that might help us debug this:
[ 101.183417][ T535]
[ 101.183744][ T535]
[ 101.183744][ T535] rcu_scheduler_active = 2, debug_locks = 1
[ 101.183991][ T535] 1 lock held by bridge/535:
[ 101.184157][ T535] #0: ffffffffbd7bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 101.184461][ T535]
[ 101.184461][ T535] stack backtrace:
[ 101.184674][ T535] CPU: 2 UID: 0 PID: 535 Comm: bridge Not tainted 6.11.0-rc2-virtme #1
[ 101.184926][ T535] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 101.185302][ T535] Call Trace:
[ 101.185430][ T535]
[ 101.185542][ T535] dump_stack_lvl+0xb0/0xd0
[ 101.185724][ T535] lockdep_rcu_suspicious+0x1e5/0x270
[ 101.185898][ T535] br_get_link_af_size_filtered+0x52b/0x7f0 [bridge]
[ 101.186155][ T535] br_info_notify+0xe6/0x280 [bridge]
[ 101.186356][ T535] br_setlink+0x364/0x500 [bridge]
[ 101.186578][ T535] ? __pfx_br_setlink+0x10/0x10 [bridge]
[ 101.186806][ T535] ? lock_acquire.part.0+0xeb/0x330
[ 101.186977][ T535] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 101.187156][ T535] ? hlock_class+0x4e/0x130
[ 101.187347][ T535] ? __mutex_trylock_common+0xfa/0x260
[ 101.187520][ T535] ? __pfx___mutex_trylock_common+0x10/0x10
[ 101.187759][ T535] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 101.187940][ T535] ? lock_acquire+0x32/0xc0
[ 101.188116][ T535] ? trace_contention_end+0xeb/0x150
[ 101.188285][ T535] ? __mutex_lock+0x170/0xac0
[ 101.188468][ T535] ? find_held_lock+0x2c/0x110
[ 101.188643][ T535] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 101.188805][ T535] ? __pfx___mutex_lock+0x10/0x10
[ 101.188966][ T535] ? __pfx___lock_release+0x10/0x10
[ 101.189168][ T535] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 101.189347][ T535] ? trace_lock_acquire+0x14d/0x1f0
[ 101.189529][ T535] rtnl_bridge_setlink+0x297/0x5b0
[ 101.189707][ T535] rtnetlink_rcv_msg+0x2fb/0xc10
[ 101.189887][ T535] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 101.190060][ T535] ? hlock_class+0x4e/0x130
[ 101.190231][ T535] ? mark_lock+0x38/0x3e0
[ 101.190366][ T535] ? __lock_acquire+0xb35/0x1560
[ 101.190541][ T535] netlink_rcv_skb+0x130/0x360
[ 101.190720][ T535] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 101.190898][ T535] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 101.191089][ T535] ? netlink_deliver_tap+0x13e/0x340
[ 101.191271][ T535] ? netlink_deliver_tap+0xc3/0x340
[ 101.191450][ T535] netlink_unicast+0x44b/0x710
[ 101.191633][ T535] ? __pfx_netlink_unicast+0x10/0x10
[ 101.191808][ T535] ? find_held_lock+0x2c/0x110
[ 101.191986][ T535] netlink_sendmsg+0x723/0xbe0
[ 101.192162][ T535] ? __pfx_netlink_sendmsg+0x10/0x10
[ 101.192332][ T535] ? __might_fault+0xc3/0x170
[ 101.192511][ T535] ? __import_iovec+0x35d/0x5d0
[ 101.192698][ T535] ____sys_sendmsg+0x7b2/0xa10
[ 101.192893][ T535] ? __pfx_____sys_sendmsg+0x10/0x10
[ 101.193055][ T535] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 101.193272][ T535] ___sys_sendmsg+0xee/0x170
[ 101.193465][ T535] ? __pfx____sys_sendmsg+0x10/0x10
[ 101.193634][ T535] ? __lock_acquire+0xb35/0x1560
[ 101.193828][ T535] ? usage_skip+0xf2/0x190
[ 101.193999][ T535] ? reacquire_held_locks+0x22f/0x4f0
[ 101.194184][ T535] ? do_user_addr_fault+0x8fd/0xe30
[ 101.194367][ T535] ? __fget_light+0x53/0x1e0
[ 101.194539][ T535] __sys_sendmsg+0xcd/0x170
[ 101.194704][ T535] ? __pfx___sys_sendmsg+0x10/0x10
[ 101.194867][ T535] ? __pfx___up_read+0x10/0x10
[ 101.195048][ T535] do_syscall_64+0xc1/0x1d0
[ 101.195228][ T535] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 101.195432][ T535] RIP: 0033:0x7fd58544d7b7
[ 101.195625][ T535] 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
[ 101.196263][ T535] RSP: 002b:00007fffcc16ab88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 101.196515][ T535] RAX: ffffffffffffffda RBX: 000000000000ffff RCX: 00007fd58544d7b7
[ 101.196781][ T535] RDX: 0000000000000000 RSI: 00007fffcc16abf0 RDI: 0000000000000005
[ 101.197050][ T535] RBP: 00007fffcc16ace0 R08: 0000000000000034 R09: 0000000000000000
[ 101.197326][ T535] R10: 00007fd585306708 R11: 0000000000000246 R12: 000000000000000a
[ 101.197571][ T535] R13: 0000000066be9ffa R14: 0000000000423360 R15: 00007fffcc16b2a0
[ 101.197831][ T535]
[ 101.360424][ T538] br1: port 1(veth0) entered blocking state
[ 101.361717][ T538] br1: port 1(veth0) entered disabled state
[ 101.361997][ T538] veth0: entered allmulticast mode
[ 101.363976][ T538] veth0: entered promiscuous mode
[ 101.380367][ T538] ip (538) used greatest stack depth: 23136 bytes left
[ 101.528284][ T539] br1: port 1(veth0) entered blocking state
[ 101.528758][ T539] br1: port 1(veth0) entered forwarding state
[ 104.097370][ T544] veth0: left allmulticast mode
[ 104.097718][ T544] veth0: left promiscuous mode
[ 104.098177][ T544] br1: port 1(veth0) entered disabled state
[ 120.156931][ T628] br0: vlan filtering disabled, automatically disabling multicast vlan snooping
[ 120.899114][ T634] br0: port 2(veth2) entered disabled state
[ 121.052855][ T635] br0: port 1(veth1) entered disabled state
[ 121.207116][ T636] veth2: left allmulticast mode
[ 121.207380][ T636] veth2: left promiscuous mode
[ 121.207761][ T636] br0: port 2(veth2) entered disabled state
[ 121.209325][ T636] veth1: left allmulticast mode
[ 121.209507][ T636] veth1: left promiscuous mode
[ 121.209817][ T636] br0: port 1(veth1) entered disabled state
[ 121.459642][ T637] ip (637) used greatest stack depth: 22880 bytes left