[ 57.657296][ T481] 8021q: 802.1Q VLAN Support v1.8
[ 62.050199][ T514] br0: port 1(veth1) entered blocking state
[ 62.050707][ T514] br0: port 1(veth1) entered disabled state
[ 62.051001][ T514] veth1: entered allmulticast mode
[ 62.053064][ T514] veth1: entered promiscuous mode
[ 62.055443][ T514]
[ 62.055621][ T514] =============================
[ 62.055845][ T514] WARNING: suspicious RCU usage
[ 62.056059][ T514] 6.11.0-rc2-virtme #1 Not tainted
[ 62.056245][ T514] -----------------------------
[ 62.056446][ T514] net/bridge/br_private.h:930 suspicious rcu_dereference_check() usage!
[ 62.056739][ T514]
[ 62.056739][ T514] other info that might help us debug this:
[ 62.056739][ T514]
[ 62.057184][ T514]
[ 62.057184][ T514] rcu_scheduler_active = 2, debug_locks = 1
[ 62.057476][ T514] 1 lock held by ip/514:
[ 62.057939][ T514] #0: ffffffffad7bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 62.058308][ T514]
[ 62.058308][ T514] stack backtrace:
[ 62.058540][ T514] CPU: 3 UID: 0 PID: 514 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 62.058823][ T514] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 62.059232][ T514] Call Trace:
[ 62.059380][ T514]
[ 62.059482][ T514] dump_stack_lvl+0xb0/0xd0
[ 62.059678][ T514] lockdep_rcu_suspicious+0x1e5/0x270
[ 62.059876][ T514] ? __pfx_br_handle_frame+0x10/0x10 [bridge]
[ 62.060176][ T514] br_get_link_af_size_filtered+0x5f4/0x7f0 [bridge]
[ 62.060467][ T514] br_info_notify+0xe6/0x280 [bridge]
[ 62.060686][ T514] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 62.060919][ T514] br_add_if+0xd90/0x1330 [bridge]
[ 62.061139][ T514] ? rtnl_is_locked+0x15/0x20
[ 62.061326][ T514] ? netdev_master_upper_dev_get+0x13/0x120
[ 62.061582][ T514] do_setlink+0x84b/0x21e0
[ 62.061770][ T514] ? is_bpf_text_address+0x67/0x120
[ 62.061991][ T514] ? __pfx_do_setlink+0x10/0x10
[ 62.062198][ T514] ? is_bpf_text_address+0x71/0x120
[ 62.062395][ T514] ? kernel_text_address+0xce/0xe0
[ 62.062596][ T514] ? __kernel_text_address+0x12/0x40
[ 62.062781][ T514] ? unwind_get_return_address+0x5e/0xa0
[ 62.062988][ T514] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 62.063249][ T514] ? arch_stack_walk+0xa2/0xf0
[ 62.063497][ T514] ? stack_trace_save+0x94/0xd0
[ 62.063685][ T514] ? __pfx_stack_trace_save+0x10/0x10
[ 62.063900][ T514] ? __pfx_validate_nla+0x10/0x10
[ 62.064100][ T514] ? mark_lock+0x38/0x3e0
[ 62.064262][ T514] ? kasan_save_stack+0x34/0x50
[ 62.064471][ T514] ? __nla_validate_parse+0x1bc/0x3d0
[ 62.064675][ T514] __rtnl_newlink+0xaa7/0xd80
[ 62.064875][ T514] ? hlock_class+0x4e/0x130
[ 62.065072][ T514] ? __pfx___rtnl_newlink+0x10/0x10
[ 62.065282][ T514] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 62.065512][ T514] ? __create_object+0x5e/0xb0
[ 62.065741][ T514] ? trace_kmalloc+0x2d/0xe0
[ 62.065969][ T514] rtnl_newlink+0x63/0xa0
[ 62.066116][ T514] rtnetlink_rcv_msg+0x2fb/0xc10
[ 62.066304][ T514] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 62.066486][ T514] ? hlock_class+0x4e/0x130
[ 62.066672][ T514] ? mark_lock+0x38/0x3e0
[ 62.066816][ T514] ? __lock_acquire+0xb35/0x1560
[ 62.067023][ T514] netlink_rcv_skb+0x130/0x360
[ 62.067208][ T514] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 62.067434][ T514] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 62.067660][ T514] ? netlink_deliver_tap+0x13e/0x340
[ 62.067861][ T514] ? netlink_deliver_tap+0xc3/0x340
[ 62.068081][ T514] netlink_unicast+0x44b/0x710
[ 62.068294][ T514] ? __pfx_netlink_unicast+0x10/0x10
[ 62.068478][ T514] ? find_held_lock+0x2c/0x110
[ 62.068686][ T514] netlink_sendmsg+0x723/0xbe0
[ 62.068896][ T514] ? __pfx_netlink_sendmsg+0x10/0x10
[ 62.069098][ T514] ? __might_fault+0xc3/0x170
[ 62.069289][ T514] ? __import_iovec+0x35d/0x5d0
[ 62.069485][ T514] ____sys_sendmsg+0x7b2/0xa10
[ 62.069675][ T514] ? __pfx_____sys_sendmsg+0x10/0x10
[ 62.069859][ T514] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 62.070096][ T514] ? __pfx_validate_chain+0x10/0x10
[ 62.070291][ T514] ___sys_sendmsg+0xee/0x170
[ 62.070484][ T514] ? __pfx____sys_sendmsg+0x10/0x10
[ 62.070669][ T514] ? find_held_lock+0x2c/0x110
[ 62.070858][ T514] ? __lock_release+0x103/0x460
[ 62.071038][ T514] ? __debug_check_no_obj_freed+0x253/0x520
[ 62.071267][ T514] ? __pfx___lock_release+0x10/0x10
[ 62.071472][ T514] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 62.071674][ T514] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 62.071905][ T514] ? __fget_light+0x53/0x1e0
[ 62.072100][ T514] __sys_sendmsg+0xcd/0x170
[ 62.072284][ T514] ? __pfx___sys_sendmsg+0x10/0x10
[ 62.072469][ T514] ? __virt_addr_valid+0x230/0x430
[ 62.072674][ T514] do_syscall_64+0xc1/0x1d0
[ 62.072860][ T514] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 62.073087][ T514] RIP: 0033:0x7f09e1d957b7
[ 62.073290][ T514] 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
[ 62.073951][ T514] RSP: 002b:00007fff1eba5d68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 62.074237][ T514] RAX: ffffffffffffffda RBX: 00007fff1eba6490 RCX: 00007f09e1d957b7
[ 62.074521][ T514] RDX: 0000000000000000 RSI: 00007fff1eba5dd0 RDI: 0000000000000005
[ 62.074797][ T514] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 62.075073][ T514] R10: 0000000034c8e910 R11: 0000000000000246 R12: 0000000000000004
[ 62.075351][ T514] R13: 0000000066bea24a R14: 0000000000496600 R15: 0000000000000000
[ 62.075644][ T514]
[ 62.075855][ T514]
[ 62.075958][ T514] =============================
[ 62.076140][ T514] WARNING: suspicious RCU usage
[ 62.076324][ T514] 6.11.0-rc2-virtme #1 Not tainted
[ 62.076517][ T514] -----------------------------
[ 62.076701][ T514] net/bridge/br_private.h:453 suspicious rcu_dereference_check() usage!
[ 62.076988][ T514]
[ 62.076988][ T514] other info that might help us debug this:
[ 62.076988][ T514]
[ 62.077356][ T514]
[ 62.077356][ T514] rcu_scheduler_active = 2, debug_locks = 1
[ 62.077629][ T514] 1 lock held by ip/514:
[ 62.077786][ T514] #0: ffffffffad7bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 62.078130][ T514]
[ 62.078130][ T514] stack backtrace:
[ 62.078356][ T514] CPU: 3 UID: 0 PID: 514 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 62.078628][ T514] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 62.079033][ T514] Call Trace:
[ 62.079173][ T514]
[ 62.079287][ T514] dump_stack_lvl+0xb0/0xd0
[ 62.079478][ T514] lockdep_rcu_suspicious+0x1e5/0x270
[ 62.079666][ T514] ? __pfx_br_handle_frame+0x10/0x10 [bridge]
[ 62.079935][ T514] br_get_link_af_size_filtered+0x654/0x7f0 [bridge]
[ 62.080197][ T514] br_info_notify+0xe6/0x280 [bridge]
[ 62.080411][ T514] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 62.080649][ T514] br_add_if+0xd90/0x1330 [bridge]
[ 62.080870][ T514] ? rtnl_is_locked+0x15/0x20
[ 62.081053][ T514] ? netdev_master_upper_dev_get+0x13/0x120
[ 62.081283][ T514] do_setlink+0x84b/0x21e0
[ 62.081472][ T514] ? is_bpf_text_address+0x67/0x120
[ 62.081660][ T514] ? __pfx_do_setlink+0x10/0x10
[ 62.081842][ T514] ? is_bpf_text_address+0x71/0x120
[ 62.082025][ T514] ? kernel_text_address+0xce/0xe0
[ 62.082215][ T514] ? __kernel_text_address+0x12/0x40
[ 62.082407][ T514] ? unwind_get_return_address+0x5e/0xa0
[ 62.082592][ T514] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 62.082822][ T514] ? arch_stack_walk+0xa2/0xf0
[ 62.083024][ T514] ? stack_trace_save+0x94/0xd0
[ 62.083207][ T514] ? __pfx_stack_trace_save+0x10/0x10
[ 62.083391][ T514] ? __pfx_validate_nla+0x10/0x10
[ 62.083577][ T514] ? mark_lock+0x38/0x3e0
[ 62.083720][ T514] ? kasan_save_stack+0x34/0x50
[ 62.083918][ T514] ? __nla_validate_parse+0x1bc/0x3d0
[ 62.084109][ T514] __rtnl_newlink+0xaa7/0xd80
[ 62.084298][ T514] ? hlock_class+0x4e/0x130
[ 62.084483][ T514] ? __pfx___rtnl_newlink+0x10/0x10
[ 62.084674][ T514] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 62.084906][ T514] ? __create_object+0x5e/0xb0
[ 62.085094][ T514] ? trace_kmalloc+0x2d/0xe0
[ 62.085287][ T514] rtnl_newlink+0x63/0xa0
[ 62.085446][ T514] rtnetlink_rcv_msg+0x2fb/0xc10
[ 62.085633][ T514] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 62.085831][ T514] ? hlock_class+0x4e/0x130
[ 62.086015][ T514] ? mark_lock+0x38/0x3e0
[ 62.086160][ T514] ? __lock_acquire+0xb35/0x1560
[ 62.086351][ T514] netlink_rcv_skb+0x130/0x360
[ 62.086537][ T514] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 62.086722][ T514] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 62.086919][ T514] ? netlink_deliver_tap+0x13e/0x340
[ 62.087113][ T514] ? netlink_deliver_tap+0xc3/0x340
[ 62.087298][ T514] netlink_unicast+0x44b/0x710
[ 62.087489][ T514] ? __pfx_netlink_unicast+0x10/0x10
[ 62.087674][ T514] ? find_held_lock+0x2c/0x110
[ 62.087866][ T514] netlink_sendmsg+0x723/0xbe0
[ 62.088052][ T514] ? __pfx_netlink_sendmsg+0x10/0x10
[ 62.088234][ T514] ? __might_fault+0xc3/0x170
[ 62.088420][ T514] ? __import_iovec+0x35d/0x5d0
[ 62.088619][ T514] ____sys_sendmsg+0x7b2/0xa10
[ 62.088806][ T514] ? __pfx_____sys_sendmsg+0x10/0x10
[ 62.088988][ T514] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 62.089217][ T514] ? __pfx_validate_chain+0x10/0x10
[ 62.089415][ T514] ___sys_sendmsg+0xee/0x170
[ 62.089599][ T514] ? __pfx____sys_sendmsg+0x10/0x10
[ 62.089786][ T514] ? find_held_lock+0x2c/0x110
[ 62.089971][ T514] ? __lock_release+0x103/0x460
[ 62.090160][ T514] ? __debug_check_no_obj_freed+0x253/0x520
[ 62.090392][ T514] ? __pfx___lock_release+0x10/0x10
[ 62.090578][ T514] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 62.090766][ T514] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 62.091000][ T514] ? __fget_light+0x53/0x1e0
[ 62.091195][ T514] __sys_sendmsg+0xcd/0x170
[ 62.091377][ T514] ? __pfx___sys_sendmsg+0x10/0x10
[ 62.091563][ T514] ? __virt_addr_valid+0x230/0x430
[ 62.091769][ T514] do_syscall_64+0xc1/0x1d0
[ 62.091955][ T514] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 62.092182][ T514] RIP: 0033:0x7f09e1d957b7
[ 62.092372][ T514] 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
[ 62.093184][ T514] RSP: 002b:00007fff1eba5d68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 62.093462][ T514] RAX: ffffffffffffffda RBX: 00007fff1eba6490 RCX: 00007f09e1d957b7
[ 62.093842][ T514] RDX: 0000000000000000 RSI: 00007fff1eba5dd0 RDI: 0000000000000005
[ 62.094118][ T514] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 62.094391][ T514] R10: 0000000034c8e910 R11: 0000000000000246 R12: 0000000000000004
[ 62.094769][ T514] R13: 0000000066bea24a R14: 0000000000496600 R15: 0000000000000000
[ 62.095056][ T514]
[ 62.095269][ T514]
[ 62.095369][ T514] =============================
[ 62.095738][ T514] WARNING: suspicious RCU usage
[ 62.095952][ T514] 6.11.0-rc2-virtme #1 Not tainted
[ 62.096136][ T514] -----------------------------
[ 62.096319][ T514] net/bridge/br_private.h:1611 suspicious rcu_dereference_check() usage!
[ 62.096689][ T514]
[ 62.096689][ T514] other info that might help us debug this:
[ 62.096689][ T514]
[ 62.097056][ T514]
[ 62.097056][ T514] rcu_scheduler_active = 2, debug_locks = 1
[ 62.097416][ T514] 1 lock held by ip/514:
[ 62.097558][ T514] #0: ffffffffad7bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 62.097901][ T514]
[ 62.097901][ T514] stack backtrace:
[ 62.098136][ T514] CPU: 3 UID: 0 PID: 514 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 62.098508][ T514] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 62.098914][ T514] Call Trace:
[ 62.099055][ T514]
[ 62.099250][ T514] dump_stack_lvl+0xb0/0xd0
[ 62.099438][ T514] lockdep_rcu_suspicious+0x1e5/0x270
[ 62.099628][ T514] ? __pfx_br_handle_frame+0x10/0x10 [bridge]
[ 62.099898][ T514] br_get_link_af_size_filtered+0x6ab/0x7f0 [bridge]
[ 62.100256][ T514] br_info_notify+0xe6/0x280 [bridge]
[ 62.100470][ T514] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 62.100706][ T514] br_add_if+0xd90/0x1330 [bridge]
[ 62.100959][ T514] ? rtnl_is_locked+0x15/0x20
[ 62.101271][ T514] ? netdev_master_upper_dev_get+0x13/0x120
[ 62.101516][ T514] do_setlink+0x84b/0x21e0
[ 62.101762][ T514] ? is_bpf_text_address+0x67/0x120
[ 62.101951][ T514] ? __pfx_do_setlink+0x10/0x10
[ 62.102230][ T514] ? is_bpf_text_address+0x71/0x120
[ 62.102414][ T514] ? kernel_text_address+0xce/0xe0
[ 62.102602][ T514] ? __kernel_text_address+0x12/0x40
[ 62.102803][ T514] ? unwind_get_return_address+0x5e/0xa0
[ 62.103089][ T514] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 62.103345][ T514] ? arch_stack_walk+0xa2/0xf0
[ 62.103541][ T514] ? stack_trace_save+0x94/0xd0
[ 62.103746][ T514] ? __pfx_stack_trace_save+0x10/0x10
[ 62.104027][ T514] ? __pfx_validate_nla+0x10/0x10
[ 62.104238][ T514] ? mark_lock+0x38/0x3e0
[ 62.104381][ T514] ? kasan_save_stack+0x34/0x50
[ 62.104570][ T514] ? __nla_validate_parse+0x1bc/0x3d0
[ 62.104792][ T514] __rtnl_newlink+0xaa7/0xd80
[ 62.105094][ T514] ? hlock_class+0x4e/0x130
[ 62.105315][ T514] ? __pfx___rtnl_newlink+0x10/0x10
[ 62.105505][ T514] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 62.105744][ T514] ? __create_object+0x5e/0xb0
[ 62.106051][ T514] ? trace_kmalloc+0x2d/0xe0
[ 62.106257][ T514] rtnl_newlink+0x63/0xa0
[ 62.106397][ T514] rtnetlink_rcv_msg+0x2fb/0xc10
[ 62.106631][ T514] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 62.106912][ T514] ? hlock_class+0x4e/0x130
[ 62.107118][ T514] ? mark_lock+0x38/0x3e0
[ 62.107262][ T514] ? __lock_acquire+0xb35/0x1560
[ 62.107451][ T514] netlink_rcv_skb+0x130/0x360
[ 62.107660][ T514] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 62.107940][ T514] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 62.108139][ T514] ? netlink_deliver_tap+0x13e/0x340
[ 62.108325][ T514] ? netlink_deliver_tap+0xc3/0x340
[ 62.108514][ T514] netlink_unicast+0x44b/0x710
[ 62.108802][ T514] ? __pfx_netlink_unicast+0x10/0x10
[ 62.108986][ T514] ? find_held_lock+0x2c/0x110
[ 62.109173][ T514] netlink_sendmsg+0x723/0xbe0
[ 62.109361][ T514] ? __pfx_netlink_sendmsg+0x10/0x10
[ 62.109642][ T514] ? __might_fault+0xc3/0x170
[ 62.109829][ T514] ? __import_iovec+0x35d/0x5d0
[ 62.110023][ T514] ____sys_sendmsg+0x7b2/0xa10
[ 62.110211][ T514] ? __pfx_____sys_sendmsg+0x10/0x10
[ 62.110592][ T514] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 62.110817][ T514] ? __pfx_validate_chain+0x10/0x10
[ 62.111011][ T514] ___sys_sendmsg+0xee/0x170
[ 62.111196][ T514] ? __pfx____sys_sendmsg+0x10/0x10
[ 62.111478][ T514] ? find_held_lock+0x2c/0x110
[ 62.111666][ T514] ? __lock_release+0x103/0x460
[ 62.111849][ T514] ? __debug_check_no_obj_freed+0x253/0x520
[ 62.112077][ T514] ? __pfx___lock_release+0x10/0x10
[ 62.112364][ T514] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 62.112553][ T514] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 62.112780][ T514] ? __fget_light+0x53/0x1e0
[ 62.112971][ T514] __sys_sendmsg+0xcd/0x170
[ 62.113251][ T514] ? __pfx___sys_sendmsg+0x10/0x10
[ 62.113435][ T514] ? __virt_addr_valid+0x230/0x430
[ 62.113638][ T514] do_syscall_64+0xc1/0x1d0
[ 62.113826][ T514] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 62.114159][ T514] RIP: 0033:0x7f09e1d957b7
[ 62.114351][ T514] 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
[ 62.115131][ T514] RSP: 002b:00007fff1eba5d68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 62.115405][ T514] RAX: ffffffffffffffda RBX: 00007fff1eba6490 RCX: 00007f09e1d957b7
[ 62.115684][ T514] RDX: 0000000000000000 RSI: 00007fff1eba5dd0 RDI: 0000000000000005
[ 62.116074][ T514] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 62.116381][ T514] R10: 0000000034c8e910 R11: 0000000000000246 R12: 0000000000000004
[ 62.116658][ T514] R13: 0000000066bea24a R14: 0000000000496600 R15: 0000000000000000
[ 62.117050][ T514]
[ 62.280984][ T37] br0: port 1(veth1) entered blocking state
[ 62.281497][ T37] br0: port 1(veth1) entered forwarding state
[ 62.588841][ T517] br0: port 2(veth2) entered blocking state
[ 62.589121][ T517] br0: port 2(veth2) entered disabled state
[ 62.589388][ T517] veth2: entered allmulticast mode
[ 62.591227][ T517] veth2: entered promiscuous mode
[ 62.738328][ T62] br0: port 2(veth2) entered blocking state
[ 62.738601][ T62] br0: port 2(veth2) entered forwarding state
[ 156.541880][ T2300] br0: port 2(veth2) entered disabled state
[ 156.682533][ T2301] veth2: left allmulticast mode
[ 156.682766][ T2301] veth2: left promiscuous mode
[ 156.683112][ T2301] br0: port 2(veth2) entered disabled state
[ 156.825999][ T2302] br0: port 1(veth1) entered disabled state
[ 156.972270][ T2303] veth1: left allmulticast mode
[ 156.972490][ T2303] veth1: left promiscuous mode
[ 156.972820][ T2303] br0: port 1(veth1) entered disabled state
[ 157.622445][ T2309]
[ 157.622565][ T2309] =============================
[ 157.622733][ T2309] WARNING: suspicious RCU usage
[ 157.623580][ T2309] 6.11.0-rc2-virtme #1 Not tainted
[ 157.623780][ T2309] -----------------------------
[ 157.623963][ T2309] net/bridge/br_private.h:1605 suspicious rcu_dereference_check() usage!
[ 157.624217][ T2309]
[ 157.624217][ T2309] other info that might help us debug this:
[ 157.624217][ T2309]
[ 157.624561][ T2309]
[ 157.624561][ T2309] rcu_scheduler_active = 2, debug_locks = 1
[ 157.625058][ T2309] 1 lock held by bridge/2309:
[ 157.625276][ T2309] #0: ffffffffad7bc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 157.625610][ T2309]
[ 157.625610][ T2309] stack backtrace:
[ 157.625837][ T2309] CPU: 1 UID: 0 PID: 2309 Comm: bridge Not tainted 6.11.0-rc2-virtme #1
[ 157.626109][ T2309] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 157.626523][ T2309] Call Trace:
[ 157.626648][ T2309]
[ 157.626751][ T2309] dump_stack_lvl+0xb0/0xd0
[ 157.626934][ T2309] lockdep_rcu_suspicious+0x1e5/0x270
[ 157.627117][ T2309] br_get_link_af_size_filtered+0x52b/0x7f0 [bridge]
[ 157.627395][ T2309] br_info_notify+0xe6/0x280 [bridge]
[ 157.627599][ T2309] br_setlink+0x364/0x500 [bridge]
[ 157.627823][ T2309] ? __pfx_br_setlink+0x10/0x10 [bridge]
[ 157.628042][ T2309] ? lock_acquire.part.0+0xeb/0x330
[ 157.628217][ T2309] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 157.628390][ T2309] ? hlock_class+0x4e/0x130
[ 157.628563][ T2309] ? __mutex_trylock_common+0xfa/0x260
[ 157.628738][ T2309] ? __pfx___mutex_trylock_common+0x10/0x10
[ 157.628947][ T2309] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 157.629114][ T2309] ? lock_acquire+0x32/0xc0
[ 157.629303][ T2309] ? trace_contention_end+0xeb/0x150
[ 157.629469][ T2309] ? __mutex_lock+0x170/0xac0
[ 157.629644][ T2309] ? find_held_lock+0x2c/0x110
[ 157.629807][ T2309] ? rtnetlink_rcv_msg+0x2af/0xc10
[ 157.629989][ T2309] ? __pfx___mutex_lock+0x10/0x10
[ 157.630193][ T2309] ? __pfx___lock_release+0x10/0x10
[ 157.630356][ T2309] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 157.630542][ T2309] ? trace_lock_acquire+0x14d/0x1f0
[ 157.630728][ T2309] rtnl_bridge_setlink+0x297/0x5b0
[ 157.630903][ T2309] rtnetlink_rcv_msg+0x2fb/0xc10
[ 157.631098][ T2309] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 157.631281][ T2309] ? hlock_class+0x4e/0x130
[ 157.631467][ T2309] ? mark_lock+0x38/0x3e0
[ 157.631601][ T2309] ? __lock_acquire+0xb35/0x1560
[ 157.631785][ T2309] netlink_rcv_skb+0x130/0x360
[ 157.631963][ T2309] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 157.632141][ T2309] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 157.632340][ T2309] ? netlink_deliver_tap+0x13e/0x340
[ 157.632536][ T2309] ? netlink_deliver_tap+0xc3/0x340
[ 157.632706][ T2309] netlink_unicast+0x44b/0x710
[ 157.632890][ T2309] ? __pfx_netlink_unicast+0x10/0x10
[ 157.633058][ T2309] ? find_held_lock+0x2c/0x110
[ 157.633236][ T2309] netlink_sendmsg+0x723/0xbe0
[ 157.633424][ T2309] ? __pfx_netlink_sendmsg+0x10/0x10
[ 157.633594][ T2309] ? __might_fault+0xc3/0x170
[ 157.633793][ T2309] ? __import_iovec+0x35d/0x5d0
[ 157.633970][ T2309] ____sys_sendmsg+0x7b2/0xa10
[ 157.634156][ T2309] ? __pfx_____sys_sendmsg+0x10/0x10
[ 157.634327][ T2309] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 157.634552][ T2309] ? hlock_class+0x4e/0x130
[ 157.634722][ T2309] ? validate_chain+0x130/0x9b0
[ 157.634916][ T2309] ___sys_sendmsg+0xee/0x170
[ 157.635090][ T2309] ? __pfx_validate_chain+0x10/0x10
[ 157.635286][ T2309] ? __pfx____sys_sendmsg+0x10/0x10
[ 157.635454][ T2309] ? __lock_acquire+0xb35/0x1560
[ 157.635628][ T2309] ? find_held_lock+0x2c/0x110
[ 157.635795][ T2309] ? __lock_release+0x103/0x460
[ 157.635961][ T2309] ? __fget_light+0x53/0x1e0
[ 157.636132][ T2309] ? trace_lock_acquire+0x14d/0x1f0
[ 157.636310][ T2309] __sys_sendmsg+0xcd/0x170
[ 157.636474][ T2309] ? __pfx___sys_sendmsg+0x10/0x10
[ 157.636659][ T2309] do_syscall_64+0xc1/0x1d0
[ 157.636827][ T2309] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 157.637033][ T2309] RIP: 0033:0x7f019fff97b7
[ 157.637211][ T2309] 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
[ 157.637784][ T2309] RSP: 002b:00007ffd54fbd068 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 157.638034][ T2309] RAX: ffffffffffffffda RBX: 000000000000ffff RCX: 00007f019fff97b7
[ 157.638282][ T2309] RDX: 0000000000000000 RSI: 00007ffd54fbd0d0 RDI: 0000000000000005
[ 157.638531][ T2309] RBP: 00007ffd54fbd1c0 R08: 0000000000000034 R09: 0000000000000000
[ 157.638777][ T2309] R10: 00007f019feb2708 R11: 0000000000000246 R12: 000000000000000a
[ 157.639020][ T2309] R13: 0000000066bea2ab R14: 0000000000423360 R15: 00007ffd54fbd770
[ 157.639276][ T2309]
[ 158.061044][ T2313] br0: port 1(veth1) entered blocking state
[ 158.061356][ T2313] br0: port 1(veth1) entered disabled state
[ 158.061597][ T2313] veth1: entered allmulticast mode
[ 158.063411][ T2313] veth1: entered promiscuous mode
[ 158.209456][ T77] br0: port 1(veth1) entered blocking state
[ 158.209791][ T77] br0: port 1(veth1) entered forwarding state
[ 158.785053][ T2319] br0: port 2(veth2) entered blocking state
[ 158.785328][ T2319] br0: port 2(veth2) entered disabled state
[ 158.785573][ T2319] veth2: entered allmulticast mode
[ 158.787408][ T2319] veth2: entered promiscuous mode
[ 158.926394][ T62] br0: port 2(veth2) entered blocking state
[ 158.926671][ T62] br0: port 2(veth2) entered forwarding state
[ 254.038498][ T4111] br0: port 2(veth2) entered disabled state
[ 254.208009][ T4112] veth2: left allmulticast mode
[ 254.208280][ T4112] veth2: left promiscuous mode
[ 254.208578][ T4112] br0: port 2(veth2) entered disabled state
[ 254.354342][ T4113] br0: port 1(veth1) entered disabled state
[ 254.522576][ T4114] veth1: left allmulticast mode
[ 254.523530][ T4114] veth1: left promiscuous mode
[ 254.523857][ T4114] br0: port 1(veth1) entered disabled state
[ 255.615364][ T4124] br0: port 1(veth1) entered blocking state
[ 255.615629][ T4124] br0: port 1(veth1) entered disabled state
[ 255.615895][ T4124] veth1: entered allmulticast mode
[ 255.619104][ T4124] veth1: entered promiscuous mode
[ 255.764470][ T77] br0: port 1(veth1) entered blocking state
[ 255.764726][ T77] br0: port 1(veth1) entered forwarding state
[ 256.356694][ T4129] br0: port 2(veth2) entered blocking state
[ 256.357149][ T4129] br0: port 2(veth2) entered disabled state
[ 256.357572][ T4129] veth2: entered allmulticast mode
[ 256.360575][ T4129] veth2: entered promiscuous mode
[ 256.520312][ T77] br0: port 2(veth2) entered blocking state
[ 256.520578][ T77] br0: port 2(veth2) entered forwarding state
[ 459.617489][ T7978] br0: port 2(veth2) entered disabled state
[ 459.773633][ T7980] veth2: left allmulticast mode
[ 459.773889][ T7980] veth2: left promiscuous mode
[ 459.774191][ T7980] br0: port 2(veth2) entered disabled state
[ 459.925511][ T7981] br0: port 1(veth1) entered disabled state
[ 460.066367][ T7983] veth1: left allmulticast mode
[ 460.066602][ T7983] veth1: left promiscuous mode
[ 460.066941][ T7983] br0: port 1(veth1) entered disabled state