[ 29.565650][ T279] 8021q: 802.1Q VLAN Support v1.8
[ 34.544861][ T315] br1: port 1(veth1) entered blocking state
[ 34.545746][ T315] br1: port 1(veth1) entered disabled state
[ 34.546169][ T315] veth1: entered allmulticast mode
[ 34.548194][ T315] veth1: entered promiscuous mode
[ 34.550449][ T315]
[ 34.550573][ T315] =============================
[ 34.550782][ T315] WARNING: suspicious RCU usage
[ 34.551004][ T315] 6.11.0-rc2-virtme #1 Not tainted
[ 34.551195][ T315] -----------------------------
[ 34.551387][ T315] net/bridge/br_private.h:930 suspicious rcu_dereference_check() usage!
[ 34.551648][ T315]
[ 34.551648][ T315] other info that might help us debug this:
[ 34.551648][ T315]
[ 34.552017][ T315]
[ 34.552017][ T315] rcu_scheduler_active = 2, debug_locks = 1
[ 34.552269][ T315] 1 lock held by ip/315:
[ 34.552423][ T315] #0: ffffffff8f1bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 34.552743][ T315]
[ 34.552743][ T315] stack backtrace:
[ 34.553008][ T315] CPU: 3 UID: 0 PID: 315 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 34.553263][ T315] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 34.553644][ T315] Call Trace:
[ 34.553781][ T315] <TASK>
[ 34.553870][ T315] dump_stack_lvl+0xb0/0xd0
[ 34.554052][ T315] lockdep_rcu_suspicious+0x1e5/0x270
[ 34.554222][ T315] ? __pfx_br_handle_frame+0x10/0x10 [bridge]
[ 34.554512][ T315] br_get_link_af_size_filtered+0x5f4/0x7f0 [bridge]
[ 34.554758][ T315] br_info_notify+0xe6/0x280 [bridge]
[ 34.554958][ T315] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 34.555179][ T315] br_add_if+0xd90/0x1330 [bridge]
[ 34.555377][ T315] ? rtnl_is_locked+0x15/0x20
[ 34.555549][ T315] ? netdev_master_upper_dev_get+0x13/0x120
[ 34.555769][ T315] do_setlink+0x84b/0x21e0
[ 34.555941][ T315] ? is_bpf_text_address+0x67/0x120
[ 34.556121][ T315] ? __pfx_do_setlink+0x10/0x10
[ 34.556297][ T315] ? is_bpf_text_address+0x71/0x120
[ 34.556465][ T315] ? kernel_text_address+0xce/0xe0
[ 34.556645][ T315] ? __kernel_text_address+0x12/0x40
[ 34.556814][ T315] ? unwind_get_return_address+0x5e/0xa0
[ 34.556988][ T315] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 34.557202][ T315] ? arch_stack_walk+0xa2/0xf0
[ 34.557387][ T315] ? stack_trace_save+0x94/0xd0
[ 34.557576][ T315] ? __pfx_stack_trace_save+0x10/0x10
[ 34.557748][ T315] ? __pfx_validate_nla+0x10/0x10
[ 34.557924][ T315] ? mark_lock+0x38/0x3e0
[ 34.558065][ T315] ? kasan_save_stack+0x34/0x50
[ 34.558243][ T315] ? __nla_validate_parse+0x1bc/0x3d0
[ 34.558418][ T315] __rtnl_newlink+0xaa7/0xd80
[ 34.558600][ T315] ? hlock_class+0x4e/0x130
[ 34.558774][ T315] ? __pfx___rtnl_newlink+0x10/0x10
[ 34.558948][ T315] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 34.559223][ T315] ? __create_object+0x5e/0xb0
[ 34.559397][ T315] ? trace_kmalloc+0x2d/0xe0
[ 34.559632][ T315] rtnl_newlink+0x63/0xa0
[ 34.559761][ T315] rtnetlink_rcv_msg+0x2fb/0xc10
[ 34.559932][ T315] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 34.560134][ T315] ? hlock_class+0x4e/0x130
[ 34.560313][ T315] ? mark_lock+0x38/0x3e0
[ 34.560467][ T315] ? __lock_acquire+0xb35/0x1560
[ 34.560671][ T315] netlink_rcv_skb+0x130/0x360
[ 34.560859][ T315] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 34.561063][ T315] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 34.561267][ T315] ? netlink_deliver_tap+0x13e/0x340
[ 34.561471][ T315] ? netlink_deliver_tap+0xc3/0x340
[ 34.561642][ T315] netlink_unicast+0x44b/0x710
[ 34.561838][ T315] ? __pfx_netlink_unicast+0x10/0x10
[ 34.562014][ T315] ? find_held_lock+0x2c/0x110
[ 34.562226][ T315] netlink_sendmsg+0x723/0xbe0
[ 34.562428][ T315] ? __pfx_netlink_sendmsg+0x10/0x10
[ 34.562601][ T315] ? __might_fault+0xc3/0x170
[ 34.562803][ T315] ? __import_iovec+0x35d/0x5d0
[ 34.562985][ T315] ____sys_sendmsg+0x7b2/0xa10
[ 34.563163][ T315] ? __pfx_____sys_sendmsg+0x10/0x10
[ 34.563332][ T315] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 34.563566][ T315] ? __pfx_validate_chain+0x10/0x10
[ 34.563768][ T315] ___sys_sendmsg+0xee/0x170
[ 34.563958][ T315] ? __pfx____sys_sendmsg+0x10/0x10
[ 34.564152][ T315] ? find_held_lock+0x2c/0x110
[ 34.564322][ T315] ? __lock_release+0x103/0x460
[ 34.564516][ T315] ? __debug_check_no_obj_freed+0x253/0x520
[ 34.564744][ T315] ? __pfx___lock_release+0x10/0x10
[ 34.564913][ T315] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 34.565142][ T315] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 34.565381][ T315] ? __fget_light+0x53/0x1e0
[ 34.565558][ T315] __sys_sendmsg+0xcd/0x170
[ 34.565759][ T315] ? __pfx___sys_sendmsg+0x10/0x10
[ 34.565939][ T315] ? __virt_addr_valid+0x230/0x430
[ 34.566135][ T315] do_syscall_64+0xc1/0x1d0
[ 34.566323][ T315] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 34.566535][ T315] RIP: 0033:0x7f0d727447b7
[ 34.566710][ T315] 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
[ 34.567355][ T315] RSP: 002b:00007ffee148f448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 34.567623][ T315] RAX: ffffffffffffffda RBX: 00007ffee148fb70 RCX: 00007f0d727447b7
[ 34.567913][ T315] RDX: 0000000000000000 RSI: 00007ffee148f4b0 RDI: 0000000000000005
[ 34.568217][ T315] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 34.568480][ T315] R10: 00000000075ef910 R11: 0000000000000246 R12: 0000000000000004
[ 34.568756][ T315] R13: 0000000066bea128 R14: 0000000000496600 R15: 0000000000000000
[ 34.569044][ T315] </TASK>
[ 34.570200][ T315]
[ 34.571373][ T315] =============================
[ 34.571568][ T315] WARNING: suspicious RCU usage
[ 34.571754][ T315] 6.11.0-rc2-virtme #1 Not tainted
[ 34.571953][ T315] -----------------------------
[ 34.572123][ T315] net/bridge/br_private.h:453 suspicious rcu_dereference_check() usage!
[ 34.572366][ T315]
[ 34.572366][ T315] other info that might help us debug this:
[ 34.572366][ T315]
[ 34.572729][ T315]
[ 34.572729][ T315] rcu_scheduler_active = 2, debug_locks = 1
[ 34.573005][ T315] 1 lock held by ip/315:
[ 34.573141][ T315] #0: ffffffff8f1bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 34.573509][ T315]
[ 34.573509][ T315] stack backtrace:
[ 34.573746][ T315] CPU: 3 UID: 0 PID: 315 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 34.574018][ T315] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 34.574432][ T315] Call Trace:
[ 34.574560][ T315] <TASK>
[ 34.574648][ T315] dump_stack_lvl+0xb0/0xd0
[ 34.574830][ T315] lockdep_rcu_suspicious+0x1e5/0x270
[ 34.574997][ T315] ? __pfx_br_handle_frame+0x10/0x10 [bridge]
[ 34.575247][ T315] br_get_link_af_size_filtered+0x654/0x7f0 [bridge]
[ 34.575488][ T315] br_info_notify+0xe6/0x280 [bridge]
[ 34.575731][ T315] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 34.575940][ T315] br_add_if+0xd90/0x1330 [bridge]
[ 34.576138][ T315] ? rtnl_is_locked+0x15/0x20
[ 34.576315][ T315] ? netdev_master_upper_dev_get+0x13/0x120
[ 34.576532][ T315] do_setlink+0x84b/0x21e0
[ 34.576701][ T315] ? is_bpf_text_address+0x67/0x120
[ 34.576873][ T315] ? __pfx_do_setlink+0x10/0x10
[ 34.577041][ T315] ? is_bpf_text_address+0x71/0x120
[ 34.577209][ T315] ? kernel_text_address+0xce/0xe0
[ 34.577377][ T315] ? __kernel_text_address+0x12/0x40
[ 34.577556][ T315] ? unwind_get_return_address+0x5e/0xa0
[ 34.577734][ T315] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 34.577949][ T315] ? arch_stack_walk+0xa2/0xf0
[ 34.578133][ T315] ? stack_trace_save+0x94/0xd0
[ 34.578298][ T315] ? __pfx_stack_trace_save+0x10/0x10
[ 34.578463][ T315] ? __pfx_validate_nla+0x10/0x10
[ 34.578632][ T315] ? mark_lock+0x38/0x3e0
[ 34.578761][ T315] ? kasan_save_stack+0x34/0x50
[ 34.578937][ T315] ? __nla_validate_parse+0x1bc/0x3d0
[ 34.579121][ T315] __rtnl_newlink+0xaa7/0xd80
[ 34.579301][ T315] ? hlock_class+0x4e/0x130
[ 34.579473][ T315] ? __pfx___rtnl_newlink+0x10/0x10
[ 34.579645][ T315] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 34.579853][ T315] ? __create_object+0x5e/0xb0
[ 34.580024][ T315] ? trace_kmalloc+0x2d/0xe0
[ 34.580199][ T315] rtnl_newlink+0x63/0xa0
[ 34.580326][ T315] rtnetlink_rcv_msg+0x2fb/0xc10
[ 34.580494][ T315] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 34.580662][ T315] ? hlock_class+0x4e/0x130
[ 34.580828][ T315] ? mark_lock+0x38/0x3e0
[ 34.580958][ T315] ? __lock_acquire+0xb35/0x1560
[ 34.581126][ T315] netlink_rcv_skb+0x130/0x360
[ 34.581303][ T315] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 34.581473][ T315] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 34.581688][ T315] ? netlink_deliver_tap+0x13e/0x340
[ 34.581855][ T315] ? netlink_deliver_tap+0xc3/0x340
[ 34.582054][ T315] netlink_unicast+0x44b/0x710
[ 34.582244][ T315] ? __pfx_netlink_unicast+0x10/0x10
[ 34.582422][ T315] ? find_held_lock+0x2c/0x110
[ 34.582631][ T315] netlink_sendmsg+0x723/0xbe0
[ 34.582801][ T315] ? __pfx_netlink_sendmsg+0x10/0x10
[ 34.582992][ T315] ? __might_fault+0xc3/0x170
[ 34.583189][ T315] ? __import_iovec+0x35d/0x5d0
[ 34.583385][ T315] ____sys_sendmsg+0x7b2/0xa10
[ 34.583596][ T315] ? __pfx_____sys_sendmsg+0x10/0x10
[ 34.583768][ T315] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 34.584007][ T315] ? __pfx_validate_chain+0x10/0x10
[ 34.584182][ T315] ___sys_sendmsg+0xee/0x170
[ 34.584372][ T315] ? __pfx____sys_sendmsg+0x10/0x10
[ 34.584560][ T315] ? find_held_lock+0x2c/0x110
[ 34.584731][ T315] ? __lock_release+0x103/0x460
[ 34.584909][ T315] ? __debug_check_no_obj_freed+0x253/0x520
[ 34.585136][ T315] ? __pfx___lock_release+0x10/0x10
[ 34.585303][ T315] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 34.585478][ T315] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 34.585724][ T315] ? __fget_light+0x53/0x1e0
[ 34.585896][ T315] __sys_sendmsg+0xcd/0x170
[ 34.586153][ T315] ? __pfx___sys_sendmsg+0x10/0x10
[ 34.586319][ T315] ? __virt_addr_valid+0x230/0x430
[ 34.586560][ T315] do_syscall_64+0xc1/0x1d0
[ 34.586731][ T315] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 34.586996][ T315] RIP: 0033:0x7f0d727447b7
[ 34.587174][ T315] 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
[ 34.587782][ T315] RSP: 002b:00007ffee148f448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 34.588058][ T315] RAX: ffffffffffffffda RBX: 00007ffee148fb70 RCX: 00007f0d727447b7
[ 34.588347][ T315] RDX: 0000000000000000 RSI: 00007ffee148f4b0 RDI: 0000000000000005
[ 34.588619][ T315] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 34.588894][ T315] R10: 00000000075ef910 R11: 0000000000000246 R12: 0000000000000004
[ 34.589165][ T315] R13: 0000000066bea128 R14: 0000000000496600 R15: 0000000000000000
[ 34.589453][ T315] </TASK>
[ 34.589607][ T315]
[ 34.589707][ T315] =============================
[ 34.589877][ T315] WARNING: suspicious RCU usage
[ 34.590052][ T315] 6.11.0-rc2-virtme #1 Not tainted
[ 34.590228][ T315] -----------------------------
[ 34.590393][ T315] net/bridge/br_private.h:1611 suspicious rcu_dereference_check() usage!
[ 34.590672][ T315]
[ 34.590672][ T315] other info that might help us debug this:
[ 34.590672][ T315]
[ 34.591032][ T315]
[ 34.591032][ T315] rcu_scheduler_active = 2, debug_locks = 1
[ 34.591318][ T315] 1 lock held by ip/315:
[ 34.591448][ T315] #0: ffffffff8f1bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 34.591805][ T315]
[ 34.591805][ T315] stack backtrace:
[ 34.592062][ T315] CPU: 3 UID: 0 PID: 315 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 34.592323][ T315] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 34.592722][ T315] Call Trace:
[ 34.592849][ T315] <TASK>
[ 34.592941][ T315] dump_stack_lvl+0xb0/0xd0
[ 34.593120][ T315] lockdep_rcu_suspicious+0x1e5/0x270
[ 34.593326][ T315] ? __pfx_br_handle_frame+0x10/0x10 [bridge]
[ 34.593606][ T315] br_get_link_af_size_filtered+0x6ab/0x7f0 [bridge]
[ 34.593878][ T315] br_info_notify+0xe6/0x280 [bridge]
[ 34.594074][ T315] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 34.594322][ T315] br_add_if+0xd90/0x1330 [bridge]
[ 34.594521][ T315] ? rtnl_is_locked+0x15/0x20
[ 34.594728][ T315] ? netdev_master_upper_dev_get+0x13/0x120
[ 34.594968][ T315] do_setlink+0x84b/0x21e0
[ 34.595138][ T315] ? is_bpf_text_address+0x67/0x120
[ 34.595314][ T315] ? __pfx_do_setlink+0x10/0x10
[ 34.595479][ T315] ? is_bpf_text_address+0x71/0x120
[ 34.595656][ T315] ? kernel_text_address+0xce/0xe0
[ 34.595886][ T315] ? __kernel_text_address+0x12/0x40
[ 34.596051][ T315] ? unwind_get_return_address+0x5e/0xa0
[ 34.596246][ T315] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 34.596480][ T315] ? arch_stack_walk+0xa2/0xf0
[ 34.596674][ T315] ? stack_trace_save+0x94/0xd0
[ 34.597044][ T315] ? __pfx_stack_trace_save+0x10/0x10
[ 34.597232][ T315] ? __pfx_validate_nla+0x10/0x10
[ 34.597409][ T315] ? mark_lock+0x38/0x3e0
[ 34.597574][ T315] ? kasan_save_stack+0x34/0x50
[ 34.597871][ T315] ? __nla_validate_parse+0x1bc/0x3d0
[ 34.598045][ T315] __rtnl_newlink+0xaa7/0xd80
[ 34.598239][ T315] ? hlock_class+0x4e/0x130
[ 34.598406][ T315] ? __pfx___rtnl_newlink+0x10/0x10
[ 34.598680][ T315] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 34.598886][ T315] ? __create_object+0x5e/0xb0
[ 34.599059][ T315] ? trace_kmalloc+0x2d/0xe0
[ 34.599231][ T315] rtnl_newlink+0x63/0xa0
[ 34.599358][ T315] rtnetlink_rcv_msg+0x2fb/0xc10
[ 34.599714][ T315] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 34.599879][ T315] ? hlock_class+0x4e/0x130
[ 34.600047][ T315] ? mark_lock+0x38/0x3e0
[ 34.600190][ T315] ? __lock_acquire+0xb35/0x1560
[ 34.600454][ T315] netlink_rcv_skb+0x130/0x360
[ 34.600620][ T315] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 34.600787][ T315] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 34.600968][ T315] ? netlink_deliver_tap+0x13e/0x340
[ 34.601230][ T315] ? netlink_deliver_tap+0xc3/0x340
[ 34.601402][ T315] netlink_unicast+0x44b/0x710
[ 34.601571][ T315] ? __pfx_netlink_unicast+0x10/0x10
[ 34.601740][ T315] ? find_held_lock+0x2c/0x110
[ 34.601912][ T315] netlink_sendmsg+0x723/0xbe0
[ 34.602182][ T315] ? __pfx_netlink_sendmsg+0x10/0x10
[ 34.602347][ T315] ? __might_fault+0xc3/0x170
[ 34.602523][ T315] ? __import_iovec+0x35d/0x5d0
[ 34.602696][ T315] ____sys_sendmsg+0x7b2/0xa10
[ 34.602864][ T315] ? __pfx_____sys_sendmsg+0x10/0x10
[ 34.603028][ T315] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 34.603241][ T315] ? __pfx_validate_chain+0x10/0x10
[ 34.603418][ T315] ___sys_sendmsg+0xee/0x170
[ 34.603691][ T315] ? __pfx____sys_sendmsg+0x10/0x10
[ 34.603857][ T315] ? find_held_lock+0x2c/0x110
[ 34.604026][ T315] ? __lock_release+0x103/0x460
[ 34.604190][ T315] ? __debug_check_no_obj_freed+0x253/0x520
[ 34.604527][ T315] ? __pfx___lock_release+0x10/0x10
[ 34.604718][ T315] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 34.604903][ T315] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 34.605454][ T315] ? __fget_light+0x53/0x1e0
[ 34.605730][ T315] __sys_sendmsg+0xcd/0x170
[ 34.605909][ T315] ? __pfx___sys_sendmsg+0x10/0x10
[ 34.606085][ T315] ? __virt_addr_valid+0x230/0x430
[ 34.606343][ T315] do_syscall_64+0xc1/0x1d0
[ 34.606613][ T315] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 34.606865][ T315] RIP: 0033:0x7f0d727447b7
[ 34.607081][ T315] 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
[ 34.607871][ T315] RSP: 002b:00007ffee148f448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 34.608184][ T315] RAX: ffffffffffffffda RBX: 00007ffee148fb70 RCX: 00007f0d727447b7
[ 34.608620][ T315] RDX: 0000000000000000 RSI: 00007ffee148f4b0 RDI: 0000000000000005
[ 34.608914][ T315] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 34.609212][ T315] R10: 00000000075ef910 R11: 0000000000000246 R12: 0000000000000004
[ 34.609638][ T315] R13: 0000000066bea128 R14: 0000000000496600 R15: 0000000000000000
[ 34.609942][ T315] </TASK>
[ 34.779452][ T40] br1: port 1(veth1) entered blocking state
[ 34.780096][ T40] br1: port 1(veth1) entered forwarding state
[ 34.946106][ T317]
[ 34.946228][ T317] =============================
[ 34.946400][ T317] WARNING: suspicious RCU usage
[ 34.946583][ T317] 6.11.0-rc2-virtme #1 Not tainted
[ 34.946751][ T317] -----------------------------
[ 34.946923][ T317] net/bridge/br_private.h:1605 suspicious rcu_dereference_check() usage!
[ 34.947835][ T317]
[ 34.947835][ T317] other info that might help us debug this:
[ 34.947835][ T317]
[ 34.948162][ T317]
[ 34.948162][ T317] rcu_scheduler_active = 2, debug_locks = 1
[ 34.948401][ T317] 1 lock held by bridge/317:
[ 34.948568][ T317] #0: ffffffff8f1bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 34.948879][ T317]
[ 34.948879][ T317] stack backtrace:
[ 34.949101][ T317] CPU: 1 UID: 0 PID: 317 Comm: bridge Not tainted 6.11.0-rc2-virtme #1
[ 34.949351][ T317] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 34.949708][ T317] Call Trace:
[ 34.949839][ T317] <TASK>
[ 34.949927][ T317] dump_stack_lvl+0xb0/0xd0
[ 34.950106][ T317] lockdep_rcu_suspicious+0x1e5/0x270
[ 34.950276][ T317] br_get_link_af_size_filtered+0x52b/0x7f0 [bridge]
[ 34.950528][ T317] br_info_notify+0xe6/0x280 [bridge]
[ 34.950727][ T317] br_setlink+0x364/0x500 [bridge]
[ 34.950923][ T317] ? __pfx_br_setlink+0x10/0x10 [bridge]
[ 34.951136][ T317] ? lock_acquire.part.0+0xeb/0x330
[ 34.951301][ T317] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 34.951471][ T317] ? hlock_class+0x4e/0x130
[ 34.951642][ T317] ? __mutex_trylock_common+0xfa/0x260
[ 34.951807][ T317] ? __pfx___mutex_trylock_common+0x10/0x10
[ 34.952024][ T317] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 34.952194][ T317] ? lock_acquire+0x32/0xc0
[ 34.952362][ T317] ? trace_contention_end+0xeb/0x150
[ 34.952531][ T317] ? __mutex_lock+0x170/0xac0
[ 34.952702][ T317] ? find_held_lock+0x2c/0x110
[ 34.952878][ T317] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 34.953046][ T317] ? __pfx___mutex_lock+0x10/0x10
[ 34.953211][ T317] ? __pfx___lock_release+0x10/0x10
[ 34.953382][ T317] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 34.953545][ T317] ? trace_lock_acquire+0x14d/0x1f0
[ 34.953717][ T317] rtnl_bridge_setlink+0x297/0x5b0
[ 34.953888][ T317] rtnetlink_rcv_msg+0x2fb/0xc10
[ 34.954183][ T317] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 34.954350][ T317] ? hlock_class+0x4e/0x130
[ 34.954515][ T317] ? mark_lock+0x38/0x3e0
[ 34.954648][ T317] ? __lock_acquire+0xb35/0x1560
[ 34.954815][ T317] netlink_rcv_skb+0x130/0x360
[ 34.954983][ T317] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 34.955156][ T317] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 34.955337][ T317] ? netlink_deliver_tap+0x13e/0x340
[ 34.955501][ T317] ? netlink_deliver_tap+0xc3/0x340
[ 34.955671][ T317] netlink_unicast+0x44b/0x710
[ 34.955841][ T317] ? __pfx_netlink_unicast+0x10/0x10
[ 34.956009][ T317] ? find_held_lock+0x2c/0x110
[ 34.956187][ T317] netlink_sendmsg+0x723/0xbe0
[ 34.956357][ T317] ? __pfx_netlink_sendmsg+0x10/0x10
[ 34.956520][ T317] ? __might_fault+0xc3/0x170
[ 34.956688][ T317] ? __import_iovec+0x35d/0x5d0
[ 34.956871][ T317] ____sys_sendmsg+0x7b2/0xa10
[ 34.957044][ T317] ? __pfx_____sys_sendmsg+0x10/0x10
[ 34.957207][ T317] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 34.957415][ T317] ? hlock_class+0x4e/0x130
[ 34.957598][ T317] ? validate_chain+0x130/0x9b0
[ 34.957774][ T317] ___sys_sendmsg+0xee/0x170
[ 34.957940][ T317] ? __pfx_validate_chain+0x10/0x10
[ 34.958103][ T317] ? __pfx____sys_sendmsg+0x10/0x10
[ 34.958285][ T317] ? __lock_acquire+0xb35/0x1560
[ 34.958464][ T317] ? find_held_lock+0x2c/0x110
[ 34.958655][ T317] ? __lock_release+0x103/0x460
[ 34.958931][ T317] ? __fget_light+0x53/0x1e0
[ 34.959208][ T317] ? trace_lock_acquire+0x14d/0x1f0
[ 34.959500][ T317] __sys_sendmsg+0xcd/0x170
[ 34.959779][ T317] ? __pfx___sys_sendmsg+0x10/0x10
[ 34.960036][ T317] do_syscall_64+0xc1/0x1d0
[ 34.960207][ T317] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 34.960418][ T317] RIP: 0033:0x7f50c87617b7
[ 34.960592][ T317] 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
[ 34.961167][ T317] RSP: 002b:00007ffc85eb4538 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 34.961428][ T317] RAX: ffffffffffffffda RBX: 000000000000ffff RCX: 00007f50c87617b7
[ 34.961678][ T317] RDX: 0000000000000000 RSI: 00007ffc85eb45a0 RDI: 0000000000000005
[ 34.961933][ T317] RBP: 00007ffc85eb4690 R08: 0000000000000034 R09: 0000000000000000
[ 34.962178][ T317] R10: 00007f50c861a708 R11: 0000000000000246 R12: 000000000000022b
[ 34.962427][ T317] R13: 0000000066bea129 R14: 0000000000423360 R15: 00007ffc85eb4c50
[ 34.962684][ T317] </TASK>
[ 69.546236][ T406] br1: port 1(veth1) entered disabled state
[ 69.714861][ T407] veth1: left allmulticast mode
[ 69.715111][ T407] veth1: left promiscuous mode
[ 69.715558][ T407] br1: port 1(veth1) entered disabled state