[ 29.485790][ T266] veth0: renamed from veth1
[ 30.571255][ T280]
[ 30.571633][ T280] =============================
[ 30.571796][ T280] WARNING: suspicious RCU usage
[ 30.572405][ T280] 6.11.0-rc2-virtme #1 Not tainted
[ 30.572559][ T280] -----------------------------
[ 30.572717][ T280] net/bridge/br_private.h:1605 suspicious rcu_dereference_check() usage!
[ 30.572941][ T280]
[ 30.572941][ T280] other info that might help us debug this:
[ 30.572941][ T280]
[ 30.573241][ T280]
[ 30.573241][ T280] rcu_scheduler_active = 2, debug_locks = 1
[ 30.573478][ T280] 1 lock held by bridge/280:
[ 30.573636][ T280] #0: ffffffff9d1dcac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 30.573934][ T280]
[ 30.573934][ T280] stack backtrace:
[ 30.574120][ T280] CPU: 1 UID: 0 PID: 280 Comm: bridge Not tainted 6.11.0-rc2-virtme #1
[ 30.574354][ T280] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 30.574705][ T280] Call Trace:
[ 30.574838][ T280]
[ 30.574925][ T280] dump_stack_lvl+0xb0/0xd0
[ 30.575093][ T280] lockdep_rcu_suspicious+0x1e5/0x270
[ 30.575258][ T280] br_get_link_af_size_filtered+0x52b/0x7f0
[ 30.575477][ T280] br_info_notify+0xe6/0x280
[ 30.575630][ T280] br_setlink+0x364/0x500
[ 30.575751][ T280] ? __pfx_br_setlink+0x10/0x10
[ 30.575909][ T280] ? lock_acquire.part.0+0xeb/0x330
[ 30.576068][ T280] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 30.576223][ T280] ? hlock_class+0x4e/0x130
[ 30.576382][ T280] ? __mutex_trylock_common+0xfa/0x260
[ 30.576531][ T280] ? __pfx___mutex_trylock_common+0x10/0x10
[ 30.576718][ T280] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 30.576868][ T280] ? lock_acquire+0x32/0xc0
[ 30.577022][ T280] ? trace_contention_end+0xeb/0x150
[ 30.577177][ T280] ? __mutex_lock+0x170/0xac0
[ 30.577332][ T280] ? find_held_lock+0x2c/0x110
[ 30.577485][ T280] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 30.577637][ T280] ? __pfx___mutex_lock+0x10/0x10
[ 30.577791][ T280] ? __pfx___lock_release+0x10/0x10
[ 30.577943][ T280] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 30.578098][ T280] ? trace_lock_acquire+0x14d/0x1f0
[ 30.578258][ T280] rtnl_bridge_setlink+0x297/0x5b0
[ 30.578427][ T280] rtnetlink_rcv_msg+0x2fb/0xc10
[ 30.578578][ T280] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 30.578725][ T280] ? hlock_class+0x4e/0x130
[ 30.578871][ T280] ? mark_lock+0x38/0x3e0
[ 30.578989][ T280] ? __lock_acquire+0xb35/0x1560
[ 30.579142][ T280] netlink_rcv_skb+0x130/0x360
[ 30.579292][ T280] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 30.579444][ T280] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 30.579611][ T280] ? netlink_deliver_tap+0x13e/0x340
[ 30.579767][ T280] ? netlink_deliver_tap+0xc3/0x340
[ 30.579920][ T280] netlink_unicast+0x44b/0x710
[ 30.580078][ T280] ? __pfx_netlink_unicast+0x10/0x10
[ 30.580233][ T280] ? find_held_lock+0x2c/0x110
[ 30.580393][ T280] netlink_sendmsg+0x723/0xbe0
[ 30.580551][ T280] ? __pfx_netlink_sendmsg+0x10/0x10
[ 30.580701][ T280] ? __might_fault+0xc3/0x170
[ 30.580874][ T280] ? __import_iovec+0x35d/0x5d0
[ 30.581043][ T280] ____sys_sendmsg+0x7b2/0xa10
[ 30.581204][ T280] ? __pfx_____sys_sendmsg+0x10/0x10
[ 30.581355][ T280] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 30.581546][ T280] ? hlock_class+0x4e/0x130
[ 30.581707][ T280] ? validate_chain+0x130/0x9b0
[ 30.581867][ T280] ___sys_sendmsg+0xee/0x170
[ 30.582020][ T280] ? __pfx_validate_chain+0x10/0x10
[ 30.582179][ T280] ? __pfx____sys_sendmsg+0x10/0x10
[ 30.582349][ T280] ? __lock_acquire+0xb35/0x1560
[ 30.582514][ T280] ? find_held_lock+0x2c/0x110
[ 30.582670][ T280] ? __lock_release+0x103/0x460
[ 30.582825][ T280] ? __fget_light+0x53/0x1e0
[ 30.582981][ T280] ? trace_lock_acquire+0x14d/0x1f0
[ 30.583142][ T280] __sys_sendmsg+0xcd/0x170
[ 30.583292][ T280] ? __pfx___sys_sendmsg+0x10/0x10
[ 30.583465][ T280] do_syscall_64+0xc1/0x1d0
[ 30.583620][ T280] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 30.583812][ T280] RIP: 0033:0x7f1e39f077b7
[ 30.583969][ T280] 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
[ 30.584499][ T280] RSP: 002b:00007ffd6749cf18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 30.584736][ T280] RAX: ffffffffffffffda RBX: 000000000000ffff RCX: 00007f1e39f077b7
[ 30.584954][ T280] RDX: 0000000000000000 RSI: 00007ffd6749cf80 RDI: 0000000000000005
[ 30.585174][ T280] RBP: 00007ffd6749d070 R08: 0000000000000034 R09: 0000000000000000
[ 30.585395][ T280] R10: 00007f1e39dc0708 R11: 0000000000000246 R12: 000000000000000a
[ 30.585618][ T280] R13: 0000000066beaa47 R14: 0000000000423360 R15: 00007ffd6749d630
[ 30.585855][ T280]
[ 31.087557][ T283] br0: port 1(swp1) entered blocking state
[ 31.087878][ T283] br0: port 1(swp1) entered disabled state
[ 31.088134][ T283] swp1: entered allmulticast mode
[ 31.090621][ T283] swp1: entered promiscuous mode
[ 31.092403][ T283] br0: port 1(swp1) entered blocking state
[ 31.092741][ T283] br0: port 1(swp1) entered forwarding state
[ 31.092943][ T283]
[ 31.093059][ T283] =============================
[ 31.093233][ T283] WARNING: suspicious RCU usage
[ 31.093403][ T283] 6.11.0-rc2-virtme #1 Not tainted
[ 31.093571][ T283] -----------------------------
[ 31.093732][ T283] net/bridge/br_private.h:930 suspicious rcu_dereference_check() usage!
[ 31.094481][ T283]
[ 31.094481][ T283] other info that might help us debug this:
[ 31.094481][ T283]
[ 31.094803][ T283]
[ 31.094803][ T283] rcu_scheduler_active = 2, debug_locks = 1
[ 31.095033][ T283] 2 locks held by ip/283:
[ 31.095159][ T283] #0: ffffffff9d1dcac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 31.095485][ T283] #1: ffff888008102c58 (&br->lock){+...}-{2:2}, at: br_add_if+0xcf2/0x1330
[ 31.095783][ T283]
[ 31.095783][ T283] stack backtrace:
[ 31.095981][ T283] CPU: 0 UID: 0 PID: 283 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 31.096241][ T283] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 31.096590][ T283] Call Trace:
[ 31.096717][ T283]
[ 31.096803][ T283] dump_stack_lvl+0xb0/0xd0
[ 31.096972][ T283] lockdep_rcu_suspicious+0x1e5/0x270
[ 31.097138][ T283] ? __pfx_br_handle_frame+0x10/0x10
[ 31.097315][ T283] br_get_link_af_size_filtered+0x5f4/0x7f0
[ 31.097528][ T283] ? __timer_delete+0x70/0x170
[ 31.097690][ T283] ? __timer_delete+0x70/0x170
[ 31.097855][ T283] br_info_notify+0xe6/0x280
[ 31.098020][ T283] ? __do_sys_set_mempolicy_home_node+0xf1/0x650
[ 31.098236][ T283] br_make_forwarding+0xfb/0x1e0
[ 31.098400][ T283] br_port_state_selection+0x302/0x540
[ 31.098563][ T283] br_stp_enable_port+0x33/0x50
[ 31.098725][ T283] br_add_if+0xf07/0x1330
[ 31.098864][ T283] ? rtnl_is_locked+0x15/0x20
[ 31.099028][ T283] ? netdev_master_upper_dev_get+0x13/0x120
[ 31.099234][ T283] do_setlink+0x84b/0x21e0
[ 31.099398][ T283] ? is_bpf_text_address+0x67/0x120
[ 31.099570][ T283] ? __pfx_do_setlink+0x10/0x10
[ 31.099738][ T283] ? is_bpf_text_address+0x71/0x120
[ 31.099900][ T283] ? kernel_text_address+0xce/0xe0
[ 31.100068][ T283] ? __kernel_text_address+0x12/0x40
[ 31.100240][ T283] ? unwind_get_return_address+0x5e/0xa0
[ 31.100402][ T283] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 31.100603][ T283] ? arch_stack_walk+0xa2/0xf0
[ 31.100780][ T283] ? stack_trace_save+0x94/0xd0
[ 31.100941][ T283] ? __pfx_stack_trace_save+0x10/0x10
[ 31.101105][ T283] ? __pfx_validate_nla+0x10/0x10
[ 31.101275][ T283] ? mark_lock+0x38/0x3e0
[ 31.101404][ T283] ? kasan_save_stack+0x34/0x50
[ 31.101578][ T283] ? __nla_validate_parse+0x1bc/0x3d0
[ 31.101749][ T283] __rtnl_newlink+0xaa7/0xd80
[ 31.101922][ T283] ? hlock_class+0x4e/0x130
[ 31.102091][ T283] ? __pfx___rtnl_newlink+0x10/0x10
[ 31.102268][ T283] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 31.102473][ T283] ? __create_object+0x5e/0xb0
[ 31.102640][ T283] ? trace_kmalloc+0x2d/0xe0
[ 31.102814][ T283] rtnl_newlink+0x63/0xa0
[ 31.102947][ T283] rtnetlink_rcv_msg+0x2fb/0xc10
[ 31.103121][ T283] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 31.103281][ T283] ? hlock_class+0x4e/0x130
[ 31.103446][ T283] ? mark_lock+0x38/0x3e0
[ 31.103576][ T283] ? __lock_acquire+0xb35/0x1560
[ 31.103750][ T283] netlink_rcv_skb+0x130/0x360
[ 31.103922][ T283] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 31.104087][ T283] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 31.104268][ T283] ? netlink_deliver_tap+0x13e/0x340
[ 31.104430][ T283] ? netlink_deliver_tap+0xc3/0x340
[ 31.104600][ T283] netlink_unicast+0x44b/0x710
[ 31.104768][ T283] ? __pfx_netlink_unicast+0x10/0x10
[ 31.104929][ T283] ? find_held_lock+0x2c/0x110
[ 31.105097][ T283] netlink_sendmsg+0x723/0xbe0
[ 31.105266][ T283] ? __pfx_netlink_sendmsg+0x10/0x10
[ 31.105425][ T283] ? __might_fault+0xc3/0x170
[ 31.105601][ T283] ? __import_iovec+0x35d/0x5d0
[ 31.105774][ T283] ____sys_sendmsg+0x7b2/0xa10
[ 31.105946][ T283] ? __pfx_____sys_sendmsg+0x10/0x10
[ 31.106106][ T283] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 31.106312][ T283] ? __pfx_validate_chain+0x10/0x10
[ 31.106486][ T283] ___sys_sendmsg+0xee/0x170
[ 31.106658][ T283] ? __pfx____sys_sendmsg+0x10/0x10
[ 31.106825][ T283] ? find_held_lock+0x2c/0x110
[ 31.107359][ T283] ? __lock_release+0x103/0x460
[ 31.107524][ T283] ? __debug_check_no_obj_freed+0x253/0x520
[ 31.107746][ T283] ? __pfx___lock_release+0x10/0x10
[ 31.107909][ T283] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 31.108079][ T283] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 31.108282][ T283] ? __fget_light+0x53/0x1e0
[ 31.108466][ T283] __sys_sendmsg+0xcd/0x170
[ 31.108637][ T283] ? __pfx___sys_sendmsg+0x10/0x10
[ 31.108808][ T283] ? __virt_addr_valid+0x230/0x430
[ 31.108992][ T283] do_syscall_64+0xc1/0x1d0
[ 31.109159][ T283] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 31.109372][ T283] RIP: 0033:0x7f500e1527b7
[ 31.109549][ T283] 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
[ 31.110126][ T283] RSP: 002b:00007fff2b2a8b98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 31.110366][ T283] RAX: ffffffffffffffda RBX: 00007fff2b2a92d0 RCX: 00007f500e1527b7
[ 31.110609][ T283] RDX: 0000000000000000 RSI: 00007fff2b2a8c00 RDI: 0000000000000005
[ 31.110855][ T283] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 31.111095][ T283] R10: 000000000d8b5910 R11: 0000000000000246 R12: 0000000000000004
[ 31.111341][ T283] R13: 0000000066beaa46 R14: 0000000000496600 R15: 0000000000000000
[ 31.111588][ T283]
[ 31.111729][ T283]
[ 31.111813][ T283] =============================
[ 31.111972][ T283] WARNING: suspicious RCU usage
[ 31.112138][ T283] 6.11.0-rc2-virtme #1 Not tainted
[ 31.112309][ T283] -----------------------------
[ 31.112465][ T283] net/bridge/br_private.h:453 suspicious rcu_dereference_check() usage!
[ 31.112715][ T283]
[ 31.112715][ T283] other info that might help us debug this:
[ 31.112715][ T283]
[ 31.113022][ T283]
[ 31.113022][ T283] rcu_scheduler_active = 2, debug_locks = 1
[ 31.113259][ T283] 2 locks held by ip/283:
[ 31.113383][ T283] #0: ffffffff9d1dcac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 31.113675][ T283] #1: ffff888008102c58 (&br->lock){+...}-{2:2}, at: br_add_if+0xcf2/0x1330
[ 31.113959][ T283]
[ 31.113959][ T283] stack backtrace:
[ 31.114153][ T283] CPU: 0 UID: 0 PID: 283 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 31.114388][ T283] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 31.114750][ T283] Call Trace:
[ 31.114878][ T283]
[ 31.114968][ T283] dump_stack_lvl+0xb0/0xd0
[ 31.115136][ T283] lockdep_rcu_suspicious+0x1e5/0x270
[ 31.115293][ T283] ? __pfx_br_handle_frame+0x10/0x10
[ 31.115468][ T283] br_get_link_af_size_filtered+0x654/0x7f0
[ 31.115674][ T283] ? __timer_delete+0x70/0x170
[ 31.115845][ T283] ? __timer_delete+0x70/0x170
[ 31.116010][ T283] br_info_notify+0xe6/0x280
[ 31.116177][ T283] ? __do_sys_set_mempolicy_home_node+0xf1/0x650
[ 31.116403][ T283] br_make_forwarding+0xfb/0x1e0
[ 31.116567][ T283] br_port_state_selection+0x302/0x540
[ 31.116735][ T283] br_stp_enable_port+0x33/0x50
[ 31.116903][ T283] br_add_if+0xf07/0x1330
[ 31.117028][ T283] ? rtnl_is_locked+0x15/0x20
[ 31.117186][ T283] ? netdev_master_upper_dev_get+0x13/0x120
[ 31.117389][ T283] do_setlink+0x84b/0x21e0
[ 31.117562][ T283] ? is_bpf_text_address+0x67/0x120
[ 31.117727][ T283] ? __pfx_do_setlink+0x10/0x10
[ 31.117905][ T283] ? is_bpf_text_address+0x71/0x120
[ 31.118068][ T283] ? kernel_text_address+0xce/0xe0
[ 31.118236][ T283] ? __kernel_text_address+0x12/0x40
[ 31.118403][ T283] ? unwind_get_return_address+0x5e/0xa0
[ 31.118567][ T283] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 31.118764][ T283] ? arch_stack_walk+0xa2/0xf0
[ 31.118934][ T283] ? stack_trace_save+0x94/0xd0
[ 31.119103][ T283] ? __pfx_stack_trace_save+0x10/0x10
[ 31.119272][ T283] ? __pfx_validate_nla+0x10/0x10
[ 31.119443][ T283] ? mark_lock+0x38/0x3e0
[ 31.119572][ T283] ? kasan_save_stack+0x34/0x50
[ 31.119751][ T283] ? __nla_validate_parse+0x1bc/0x3d0
[ 31.119919][ T283] __rtnl_newlink+0xaa7/0xd80
[ 31.120084][ T283] ? hlock_class+0x4e/0x130
[ 31.120243][ T283] ? __pfx___rtnl_newlink+0x10/0x10
[ 31.120705][ T283] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 31.120921][ T283] ? __create_object+0x5e/0xb0
[ 31.121086][ T283] ? trace_kmalloc+0x2d/0xe0
[ 31.121258][ T283] rtnl_newlink+0x63/0xa0
[ 31.121386][ T283] rtnetlink_rcv_msg+0x2fb/0xc10
[ 31.121546][ T283] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 31.121700][ T283] ? hlock_class+0x4e/0x130
[ 31.121858][ T283] ? mark_lock+0x38/0x3e0
[ 31.121983][ T283] ? __lock_acquire+0xb35/0x1560
[ 31.122151][ T283] netlink_rcv_skb+0x130/0x360
[ 31.122328][ T283] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 31.122488][ T283] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 31.122658][ T283] ? netlink_deliver_tap+0x13e/0x340
[ 31.122820][ T283] ? netlink_deliver_tap+0xc3/0x340
[ 31.122977][ T283] netlink_unicast+0x44b/0x710
[ 31.123135][ T283] ? __pfx_netlink_unicast+0x10/0x10
[ 31.123296][ T283] ? find_held_lock+0x2c/0x110
[ 31.123466][ T283] netlink_sendmsg+0x723/0xbe0
[ 31.123633][ T283] ? __pfx_netlink_sendmsg+0x10/0x10
[ 31.123788][ T283] ? __might_fault+0xc3/0x170
[ 31.123946][ T283] ? __import_iovec+0x35d/0x5d0
[ 31.124112][ T283] ____sys_sendmsg+0x7b2/0xa10
[ 31.124278][ T283] ? __pfx_____sys_sendmsg+0x10/0x10
[ 31.124437][ T283] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 31.124634][ T283] ? __pfx_validate_chain+0x10/0x10
[ 31.124811][ T283] ___sys_sendmsg+0xee/0x170
[ 31.124981][ T283] ? __pfx____sys_sendmsg+0x10/0x10
[ 31.125139][ T283] ? find_held_lock+0x2c/0x110
[ 31.125302][ T283] ? __lock_release+0x103/0x460
[ 31.125468][ T283] ? __debug_check_no_obj_freed+0x253/0x520
[ 31.125675][ T283] ? __pfx___lock_release+0x10/0x10
[ 31.125833][ T283] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 31.126003][ T283] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 31.126214][ T283] ? __fget_light+0x53/0x1e0
[ 31.126382][ T283] __sys_sendmsg+0xcd/0x170
[ 31.126540][ T283] ? __pfx___sys_sendmsg+0x10/0x10
[ 31.126696][ T283] ? __virt_addr_valid+0x230/0x430
[ 31.126878][ T283] do_syscall_64+0xc1/0x1d0
[ 31.127042][ T283] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 31.127243][ T283] RIP: 0033:0x7f500e1527b7
[ 31.127416][ T283] 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
[ 31.127984][ T283] RSP: 002b:00007fff2b2a8b98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 31.128224][ T283] RAX: ffffffffffffffda RBX: 00007fff2b2a92d0 RCX: 00007f500e1527b7
[ 31.128466][ T283] RDX: 0000000000000000 RSI: 00007fff2b2a8c00 RDI: 0000000000000005
[ 31.128715][ T283] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 31.128962][ T283] R10: 000000000d8b5910 R11: 0000000000000246 R12: 0000000000000004
[ 31.129207][ T283] R13: 0000000066beaa46 R14: 0000000000496600 R15: 0000000000000000
[ 31.129453][ T283]
[ 31.129594][ T283]
[ 31.129679][ T283] =============================
[ 31.129851][ T283] WARNING: suspicious RCU usage
[ 31.130013][ T283] 6.11.0-rc2-virtme #1 Not tainted
[ 31.130166][ T283] -----------------------------
[ 31.130329][ T283] net/bridge/br_private.h:1611 suspicious rcu_dereference_check() usage!
[ 31.130567][ T283]
[ 31.130567][ T283] other info that might help us debug this:
[ 31.130567][ T283]
[ 31.130865][ T283]
[ 31.130865][ T283] rcu_scheduler_active = 2, debug_locks = 1
[ 31.131094][ T283] 2 locks held by ip/283:
[ 31.131228][ T283] #0: ffffffff9d1dcac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 31.131515][ T283] #1: ffff888008102c58 (&br->lock){+...}-{2:2}, at: br_add_if+0xcf2/0x1330
[ 31.131798][ T283]
[ 31.131798][ T283] stack backtrace:
[ 31.131994][ T283] CPU: 0 UID: 0 PID: 283 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 31.132232][ T283] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 31.132604][ T283] Call Trace:
[ 31.132732][ T283]
[ 31.132820][ T283] dump_stack_lvl+0xb0/0xd0
[ 31.132982][ T283] lockdep_rcu_suspicious+0x1e5/0x270
[ 31.133136][ T283] ? __pfx_br_handle_frame+0x10/0x10
[ 31.133298][ T283] br_get_link_af_size_filtered+0x6ab/0x7f0
[ 31.133503][ T283] ? __timer_delete+0x70/0x170
[ 31.133664][ T283] ? __timer_delete+0x70/0x170
[ 31.133824][ T283] br_info_notify+0xe6/0x280
[ 31.133990][ T283] ? __do_sys_set_mempolicy_home_node+0xf1/0x650
[ 31.134207][ T283] br_make_forwarding+0xfb/0x1e0
[ 31.134366][ T283] br_port_state_selection+0x302/0x540
[ 31.134530][ T283] br_stp_enable_port+0x33/0x50
[ 31.134892][ T283] br_add_if+0xf07/0x1330
[ 31.135021][ T283] ? rtnl_is_locked+0x15/0x20
[ 31.135185][ T283] ? netdev_master_upper_dev_get+0x13/0x120
[ 31.135389][ T283] do_setlink+0x84b/0x21e0
[ 31.135654][ T283] ? is_bpf_text_address+0x67/0x120
[ 31.135824][ T283] ? __pfx_do_setlink+0x10/0x10
[ 31.135983][ T283] ? is_bpf_text_address+0x71/0x120
[ 31.136143][ T283] ? kernel_text_address+0xce/0xe0
[ 31.136305][ T283] ? __kernel_text_address+0x12/0x40
[ 31.136558][ T283] ? unwind_get_return_address+0x5e/0xa0
[ 31.136717][ T283] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 31.136914][ T283] ? arch_stack_walk+0xa2/0xf0
[ 31.137092][ T283] ? stack_trace_save+0x94/0xd0
[ 31.137345][ T283] ? __pfx_stack_trace_save+0x10/0x10
[ 31.137500][ T283] ? __pfx_validate_nla+0x10/0x10
[ 31.137658][ T283] ? mark_lock+0x38/0x3e0
[ 31.137780][ T283] ? kasan_save_stack+0x34/0x50
[ 31.138141][ T283] ? __nla_validate_parse+0x1bc/0x3d0
[ 31.138311][ T283] __rtnl_newlink+0xaa7/0xd80
[ 31.138473][ T283] ? hlock_class+0x4e/0x130
[ 31.138631][ T283] ? __pfx___rtnl_newlink+0x10/0x10
[ 31.138888][ T283] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 31.139081][ T283] ? __create_object+0x5e/0xb0
[ 31.139237][ T283] ? trace_kmalloc+0x2d/0xe0
[ 31.139409][ T283] rtnl_newlink+0x63/0xa0
[ 31.139529][ T283] rtnetlink_rcv_msg+0x2fb/0xc10
[ 31.139782][ T283] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 31.139941][ T283] ? hlock_class+0x4e/0x130
[ 31.140095][ T283] ? mark_lock+0x38/0x3e0
[ 31.140218][ T283] ? __lock_acquire+0xb35/0x1560
[ 31.140468][ T283] netlink_rcv_skb+0x130/0x360
[ 31.140627][ T283] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 31.140782][ T283] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 31.140951][ T283] ? netlink_deliver_tap+0x13e/0x340
[ 31.141200][ T283] ? netlink_deliver_tap+0xc3/0x340
[ 31.141362][ T283] netlink_unicast+0x44b/0x710
[ 31.141520][ T283] ? __pfx_netlink_unicast+0x10/0x10
[ 31.141681][ T283] ? find_held_lock+0x2c/0x110
[ 31.141839][ T283] netlink_sendmsg+0x723/0xbe0
[ 31.142088][ T283] ? __pfx_netlink_sendmsg+0x10/0x10
[ 31.142246][ T283] ? __might_fault+0xc3/0x170
[ 31.142408][ T283] ? __import_iovec+0x35d/0x5d0
[ 31.142570][ T283] ____sys_sendmsg+0x7b2/0xa10
[ 31.142824][ T283] ? __pfx_____sys_sendmsg+0x10/0x10
[ 31.142981][ T283] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 31.143173][ T283] ? __pfx_validate_chain+0x10/0x10
[ 31.143338][ T283] ___sys_sendmsg+0xee/0x170
[ 31.143591][ T283] ? __pfx____sys_sendmsg+0x10/0x10
[ 31.143749][ T283] ? find_held_lock+0x2c/0x110
[ 31.143907][ T283] ? __lock_release+0x103/0x460
[ 31.144067][ T283] ? __debug_check_no_obj_freed+0x253/0x520
[ 31.144360][ T283] ? __pfx___lock_release+0x10/0x10
[ 31.144517][ T283] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 31.144679][ T283] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 31.144873][ T283] ? __fget_light+0x53/0x1e0
[ 31.145043][ T283] __sys_sendmsg+0xcd/0x170
[ 31.145205][ T283] ? __pfx___sys_sendmsg+0x10/0x10
[ 31.145358][ T283] ? __virt_addr_valid+0x230/0x430
[ 31.145537][ T283] do_syscall_64+0xc1/0x1d0
[ 31.145790][ T283] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 31.145983][ T283] RIP: 0033:0x7f500e1527b7
[ 31.146154][ T283] 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
[ 31.146800][ T283] RSP: 002b:00007fff2b2a8b98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 31.147040][ T283] RAX: ffffffffffffffda RBX: 00007fff2b2a92d0 RCX: 00007f500e1527b7
[ 31.147382][ T283] RDX: 0000000000000000 RSI: 00007fff2b2a8c00 RDI: 0000000000000005
[ 31.147625][ T283] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 31.147872][ T283] R10: 000000000d8b5910 R11: 0000000000000246 R12: 0000000000000004
[ 31.148108][ T283] R13: 0000000066beaa46 R14: 0000000000496600 R15: 0000000000000000
[ 31.148368][ T283]
[ 31.160523][ T283] ip (283) used greatest stack depth: 24160 bytes left
[ 31.707814][ T285] br0: port 2(vx0) entered blocking state
[ 31.708022][ T285] br0: port 2(vx0) entered disabled state
[ 31.708215][ T285] vx0: entered allmulticast mode
[ 31.709405][ T285] vx0: entered promiscuous mode
[ 31.709876][ T285] br0: port 2(vx0) entered blocking state
[ 31.710041][ T285] br0: port 2(vx0) entered forwarding state
[ 33.702248][ T299] br0: port 1(swp1) entered blocking state
[ 33.702524][ T299] br0: port 1(swp1) entered disabled state
[ 33.702788][ T299] swp1: entered allmulticast mode
[ 33.704056][ T299] swp1: entered promiscuous mode
[ 33.706242][ T299] br0: port 1(swp1) entered blocking state
[ 33.706481][ T299] br0: port 1(swp1) entered forwarding state
[ 34.053475][ T301] br0: port 2(vx0) entered blocking state
[ 34.053690][ T301] br0: port 2(vx0) entered disabled state
[ 34.053869][ T301] vx0: entered allmulticast mode
[ 34.055256][ T301] vx0: entered promiscuous mode
[ 34.055935][ T301] br0: port 2(vx0) entered blocking state
[ 34.056208][ T301] br0: port 2(vx0) entered forwarding state
[ 40.578009][ T313] GACT probability NOT on
[ 42.550070][ T40] br0: port 1(swp1) entered disabled state
[ 44.250454][ T40] br0: port 1(swp1) entered blocking state
[ 44.250762][ T40] br0: port 1(swp1) entered forwarding state
[ 46.178544][ T37] br0: port 1(swp1) entered disabled state
[ 47.781592][ T38] br0: port 1(swp1) entered blocking state
[ 47.781888][ T38] br0: port 1(swp1) entered forwarding state
[ 50.901492][ T40] br0: port 1(swp1) entered disabled state
[ 52.516113][ T11] vx0: left allmulticast mode
[ 52.516445][ T11] vx0: left promiscuous mode
[ 52.516857][ T11] br0: port 2(vx0) entered disabled state
[ 52.519019][ T11] swp1: left allmulticast mode
[ 52.519179][ T11] swp1: left promiscuous mode
[ 52.519513][ T11] br0: port 1(swp1) entered disabled state
[ 52.998414][ T11] vx0: left allmulticast mode
[ 52.998685][ T11] vx0: left promiscuous mode
[ 52.998979][ T11] br0: port 2(vx0) entered disabled state
[ 53.000492][ T11] swp1: left allmulticast mode
[ 53.000664][ T11] swp1: left promiscuous mode
[ 53.000932][ T11] br0: port 1(swp1) entered disabled state
[ 57.455224][ T461] veth0: renamed from veth1
[ 59.087984][ T477] br0: port 1(swp1) entered blocking state
[ 59.088256][ T477] br0: port 1(swp1) entered disabled state
[ 59.088493][ T477] swp1: entered allmulticast mode
[ 59.089678][ T477] swp1: entered promiscuous mode
[ 59.090858][ T477] br0: port 1(swp1) entered blocking state
[ 59.091072][ T477] br0: port 1(swp1) entered forwarding state
[ 59.442935][ T479] br0: port 2(vx0) entered blocking state
[ 59.443151][ T479] br0: port 2(vx0) entered disabled state
[ 59.444249][ T479] vx0: entered allmulticast mode
[ 59.445436][ T479] vx0: entered promiscuous mode
[ 59.445875][ T479] br0: port 2(vx0) entered blocking state
[ 59.446034][ T479] br0: port 2(vx0) entered forwarding state
[ 61.815598][ T492] br0: port 1(swp1) entered blocking state
[ 61.816039][ T492] br0: port 1(swp1) entered disabled state
[ 61.816465][ T492] swp1: entered allmulticast mode
[ 61.818107][ T492] swp1: entered promiscuous mode
[ 61.820210][ T492] br0: port 1(swp1) entered blocking state
[ 61.820505][ T492] br0: port 1(swp1) entered forwarding state
[ 62.199261][ T494] br0: port 2(vx0) entered blocking state
[ 62.199546][ T494] br0: port 2(vx0) entered disabled state
[ 62.199729][ T494] vx0: entered allmulticast mode
[ 62.200926][ T494] vx0: entered promiscuous mode
[ 62.202025][ T494] br0: port 2(vx0) entered blocking state
[ 62.202245][ T494] br0: port 2(vx0) entered forwarding state
[ 72.006451][ T38] br0: port 1(swp1) entered disabled state
[ 72.647792][ T547] mausezahn (547) used greatest stack depth: 23536 bytes left
[ 74.409256][ T40] br0: port 1(swp1) entered blocking state
[ 74.409562][ T40] br0: port 1(swp1) entered forwarding state
[ 76.467601][ T37] br0: port 1(swp1) entered disabled state
[ 78.810248][ T37] br0: port 1(swp1) entered blocking state
[ 78.810481][ T37] br0: port 1(swp1) entered forwarding state
[ 83.775290][ T40] br0: port 1(swp1) entered disabled state
[ 86.096619][ T11] vx0: left allmulticast mode
[ 86.096836][ T11] vx0: left promiscuous mode
[ 86.097146][ T11] br0: port 2(vx0) entered disabled state
[ 86.098616][ T11] swp1: left allmulticast mode
[ 86.098803][ T11] swp1: left promiscuous mode
[ 86.099072][ T11] br0: port 1(swp1) entered disabled state
[ 86.520582][ T11] vx0: left allmulticast mode
[ 86.520773][ T11] vx0: left promiscuous mode
[ 86.521059][ T11] br0: port 2(vx0) entered disabled state
[ 86.521988][ T11] swp1: left allmulticast mode
[ 86.522153][ T11] swp1: left promiscuous mode
[ 86.522428][ T11] br0: port 1(swp1) entered disabled state
[ 91.016794][ T711] veth0: renamed from veth1
[ 92.663240][ T728] br0: port 1(swp1) entered blocking state
[ 92.663613][ T728] br0: port 1(swp1) entered disabled state
[ 92.663871][ T728] swp1: entered allmulticast mode
[ 92.665134][ T728] swp1: entered promiscuous mode
[ 92.667381][ T728] br0: port 1(swp1) entered blocking state
[ 92.667620][ T728] br0: port 1(swp1) entered forwarding state
[ 93.014214][ T730] br0: port 2(vx0) entered blocking state
[ 93.014458][ T730] br0: port 2(vx0) entered disabled state
[ 93.014645][ T730] vx0: entered allmulticast mode
[ 93.015992][ T730] vx0: entered promiscuous mode
[ 93.016657][ T730] br0: port 2(vx0) entered blocking state
[ 93.016857][ T730] br0: port 2(vx0) entered forwarding state
[ 95.144620][ T743] br0: port 1(swp1) entered blocking state
[ 95.145008][ T743] br0: port 1(swp1) entered disabled state
[ 95.145326][ T743] swp1: entered allmulticast mode
[ 95.146638][ T743] swp1: entered promiscuous mode
[ 95.148820][ T743] br0: port 1(swp1) entered blocking state
[ 95.149074][ T743] br0: port 1(swp1) entered forwarding state
[ 95.533987][ T745] br0: port 2(vx0) entered blocking state
[ 95.534287][ T745] br0: port 2(vx0) entered disabled state
[ 95.534482][ T745] vx0: entered allmulticast mode
[ 95.535713][ T745] vx0: entered promiscuous mode
[ 95.536346][ T745] br0: port 2(vx0) entered blocking state
[ 95.536525][ T745] br0: port 2(vx0) entered forwarding state
[ 104.529442][ T38] br0: port 1(swp1) entered disabled state
[ 115.392414][ T11] vx0: left allmulticast mode
[ 115.392586][ T11] vx0: left promiscuous mode
[ 115.392856][ T11] br0: port 2(vx0) entered disabled state
[ 115.393827][ T11] swp1: left allmulticast mode
[ 115.393973][ T11] swp1: left promiscuous mode
[ 115.394234][ T11] br0: port 1(swp1) entered disabled state
[ 115.837145][ T11] vx0: left allmulticast mode
[ 115.837390][ T11] vx0: left promiscuous mode
[ 115.837696][ T11] br0: port 2(vx0) entered disabled state
[ 115.838743][ T11] swp1: left allmulticast mode
[ 115.839306][ T11] swp1: left promiscuous mode
[ 115.839565][ T11] br0: port 1(swp1) entered disabled state
[ 120.134836][ T936] veth0: renamed from veth1
[ 121.649872][ T953] br0: port 1(swp1) entered blocking state
[ 121.650099][ T953] br0: port 1(swp1) entered disabled state
[ 121.650332][ T953] swp1: entered allmulticast mode
[ 121.651502][ T953] swp1: entered promiscuous mode
[ 121.652634][ T953] br0: port 1(swp1) entered blocking state
[ 121.652827][ T953] br0: port 1(swp1) entered forwarding state
[ 121.975598][ T955] br0: port 2(vx0) entered blocking state
[ 121.975791][ T955] br0: port 2(vx0) entered disabled state
[ 121.975960][ T955] vx0: entered allmulticast mode
[ 121.977114][ T955] vx0: entered promiscuous mode
[ 121.977573][ T955] br0: port 2(vx0) entered blocking state
[ 121.977733][ T955] br0: port 2(vx0) entered forwarding state
[ 124.019173][ T968] br0: port 1(swp1) entered blocking state
[ 124.019532][ T968] br0: port 1(swp1) entered disabled state
[ 124.019786][ T968] swp1: entered allmulticast mode
[ 124.021060][ T968] swp1: entered promiscuous mode
[ 124.022260][ T968] br0: port 1(swp1) entered blocking state
[ 124.022467][ T968] br0: port 1(swp1) entered forwarding state
[ 124.349046][ T970] br0: port 2(vx0) entered blocking state
[ 124.349266][ T970] br0: port 2(vx0) entered disabled state
[ 124.349458][ T970] vx0: entered allmulticast mode
[ 124.350615][ T970] vx0: entered promiscuous mode
[ 124.355051][ T970] br0: port 2(vx0) entered blocking state
[ 124.355242][ T970] br0: port 2(vx0) entered forwarding state
[ 132.295790][ T38] br0: port 1(swp1) entered disabled state
[ 133.344704][ T37] br0: port 1(swp1) entered disabled state
[ 140.483784][ T11] vx0: left allmulticast mode
[ 140.483963][ T11] vx0: left promiscuous mode
[ 140.484255][ T11] br0: port 2(vx0) entered disabled state
[ 140.485369][ T11] swp1: left allmulticast mode
[ 140.485517][ T11] swp1: left promiscuous mode
[ 140.485761][ T11] br0: port 1(swp1) entered disabled state
[ 140.900736][ T11] vx0: left allmulticast mode
[ 140.900918][ T11] vx0: left promiscuous mode
[ 140.901205][ T11] br0: port 2(vx0) entered disabled state
[ 140.902163][ T11] swp1: left allmulticast mode
[ 140.902333][ T11] swp1: left promiscuous mode
[ 140.902578][ T11] br0: port 1(swp1) entered disabled state
[ 145.170065][ T1063] veth0: renamed from veth1
[ 146.762694][ T1081] br0: port 1(swp1) entered blocking state
[ 146.763068][ T1081] br0: port 1(swp1) entered disabled state
[ 146.763450][ T1081] swp1: entered allmulticast mode
[ 146.764773][ T1081] swp1: entered promiscuous mode
[ 146.767073][ T1081] br0: port 1(swp1) entered blocking state
[ 146.767379][ T1081] br0: port 1(swp1) entered forwarding state
[ 147.081916][ T1083] br0: port 2(vx0) entered blocking state
[ 147.082161][ T1083] br0: port 2(vx0) entered disabled state
[ 147.082371][ T1083] vx0: entered allmulticast mode
[ 147.083659][ T1083] vx0: entered promiscuous mode
[ 147.084277][ T1083] br0: port 2(vx0) entered blocking state
[ 147.084465][ T1083] br0: port 2(vx0) entered forwarding state
[ 149.147163][ T1096] br0: port 1(swp1) entered blocking state
[ 149.147711][ T1096] br0: port 1(swp1) entered disabled state
[ 149.147944][ T1096] swp1: entered allmulticast mode
[ 149.149100][ T1096] swp1: entered promiscuous mode
[ 149.150304][ T1096] br0: port 1(swp1) entered blocking state
[ 149.150511][ T1096] br0: port 1(swp1) entered forwarding state
[ 149.474800][ T1098] br0: port 2(vx0) entered blocking state
[ 149.475031][ T1098] br0: port 2(vx0) entered disabled state
[ 149.475322][ T1098] vx0: entered allmulticast mode
[ 149.476595][ T1098] vx0: entered promiscuous mode
[ 149.477219][ T1098] br0: port 2(vx0) entered blocking state
[ 149.477436][ T1098] br0: port 2(vx0) entered forwarding state
[ 156.145465][ T38] br0: port 1(swp1) entered disabled state
[ 186.409081][ T11] vx0: left allmulticast mode
[ 186.409313][ T11] vx0: left promiscuous mode
[ 186.409624][ T11] br0: port 2(vx0) entered disabled state
[ 186.410660][ T11] swp1: left allmulticast mode
[ 186.410839][ T11] swp1: left promiscuous mode
[ 186.411116][ T11] br0: port 1(swp1) entered disabled state
[ 186.891094][ T11] vx0: left allmulticast mode
[ 186.891333][ T11] vx0: left promiscuous mode
[ 186.891634][ T11] br0: port 2(vx0) entered disabled state
[ 186.892610][ T11] swp1: left allmulticast mode
[ 186.892789][ T11] swp1: left promiscuous mode
[ 186.893059][ T11] br0: port 1(swp1) entered disabled state