[ 27.706054][ T259] br0: port 1(s0) entered blocking state
[ 27.706409][ T259] br0: port 1(s0) entered disabled state
[ 27.706685][ T259] s0: entered allmulticast mode
[ 27.707993][ T259] s0: entered promiscuous mode
[ 27.708862][ T259]
[ 27.708962][ T259] =============================
[ 27.709332][ T259] WARNING: suspicious RCU usage
[ 27.709501][ T259] 6.11.0-rc2-virtme #1 Not tainted
[ 27.709673][ T259] -----------------------------
[ 27.709839][ T259] net/bridge/br_private.h:930 suspicious rcu_dereference_check() usage!
[ 27.710110][ T259]
[ 27.710110][ T259] other info that might help us debug this:
[ 27.710110][ T259]
[ 27.710485][ T259]
[ 27.710485][ T259] rcu_scheduler_active = 2, debug_locks = 1
[ 27.710739][ T259] 1 lock held by ip/259:
[ 27.710864][ T259] #0: ffffffffb57d2948 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 27.711186][ T259]
[ 27.711186][ T259] stack backtrace:
[ 27.711416][ T259] CPU: 0 UID: 0 PID: 259 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 27.711671][ T259] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 27.712060][ T259] Call Trace:
[ 27.712194][ T259]
[ 27.712309][ T259] dump_stack_lvl+0xb0/0xd0
[ 27.712483][ T259] lockdep_rcu_suspicious+0x1e5/0x270
[ 27.712650][ T259] ? __pfx_br_handle_frame+0x10/0x10
[ 27.712836][ T259] br_get_link_af_size_filtered+0x18e/0x220
[ 27.713049][ T259] br_info_notify+0xe6/0x280
[ 27.713231][ T259] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 27.713444][ T259] br_add_if+0xa63/0x1520
[ 27.713601][ T259] ? rtnl_is_locked+0x15/0x20
[ 27.713772][ T259] ? netdev_master_upper_dev_get+0x13/0x120
[ 27.713983][ T259] do_setlink+0x84b/0x21e0
[ 27.714183][ T259] ? is_bpf_text_address+0x67/0x120
[ 27.714356][ T259] ? __pfx_do_setlink+0x10/0x10
[ 27.714543][ T259] ? is_bpf_text_address+0x71/0x120
[ 27.714708][ T259] ? kernel_text_address+0xce/0xe0
[ 27.714891][ T259] ? __kernel_text_address+0x12/0x40
[ 27.715060][ T259] ? unwind_get_return_address+0x5e/0xa0
[ 27.715248][ T259] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 27.715462][ T259] ? arch_stack_walk+0xa2/0xf0
[ 27.715644][ T259] ? stack_trace_save+0x94/0xd0
[ 27.715833][ T259] ? __pfx_stack_trace_save+0x10/0x10
[ 27.715999][ T259] ? __pfx_validate_nla+0x10/0x10
[ 27.716186][ T259] ? mark_lock+0x38/0x3e0
[ 27.716320][ T259] ? kasan_save_stack+0x34/0x50
[ 27.716492][ T259] ? __nla_validate_parse+0x1bc/0x3d0
[ 27.716676][ T259] __rtnl_newlink+0xaa7/0xd80
[ 27.716850][ T259] ? hlock_class+0x4e/0x130
[ 27.717051][ T259] ? __pfx___rtnl_newlink+0x10/0x10
[ 27.717222][ T259] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 27.717457][ T259] ? __create_object+0x5e/0xb0
[ 27.717625][ T259] ? trace_kmalloc+0x2d/0xe0
[ 27.717800][ T259] rtnl_newlink+0x63/0xa0
[ 27.717926][ T259] rtnetlink_rcv_msg+0x2fb/0xc10
[ 27.718096][ T259] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 27.718281][ T259] ? hlock_class+0x4e/0x130
[ 27.718454][ T259] ? mark_lock+0x38/0x3e0
[ 27.718587][ T259] ? __lock_acquire+0xb35/0x1560
[ 27.718767][ T259] netlink_rcv_skb+0x130/0x360
[ 27.718932][ T259] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 27.719126][ T259] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 27.719313][ T259] ? netlink_deliver_tap+0x13e/0x340
[ 27.719497][ T259] ? netlink_deliver_tap+0xc3/0x340
[ 27.719683][ T259] netlink_unicast+0x44b/0x710
[ 27.719855][ T259] ? __pfx_netlink_unicast+0x10/0x10
[ 27.720040][ T259] ? find_held_lock+0x2c/0x110
[ 27.720213][ T259] netlink_sendmsg+0x723/0xbe0
[ 27.720385][ T259] ? __pfx_netlink_sendmsg+0x10/0x10
[ 27.720560][ T259] ? __might_fault+0xc3/0x170
[ 27.720738][ T259] ? __import_iovec+0x35d/0x5d0
[ 27.720929][ T259] ____sys_sendmsg+0x7b2/0xa10
[ 27.721105][ T259] ? __pfx_____sys_sendmsg+0x10/0x10
[ 27.721285][ T259] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 27.721507][ T259] ? __pfx_validate_chain+0x10/0x10
[ 27.721687][ T259] ___sys_sendmsg+0xee/0x170
[ 27.721874][ T259] ? __pfx____sys_sendmsg+0x10/0x10
[ 27.722051][ T259] ? find_held_lock+0x2c/0x110
[ 27.722240][ T259] ? __lock_release+0x103/0x460
[ 27.722409][ T259] ? __debug_check_no_obj_freed+0x253/0x520
[ 27.722635][ T259] ? __pfx___lock_release+0x10/0x10
[ 27.722804][ T259] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 27.722983][ T259] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 27.723198][ T259] ? __fget_light+0x53/0x1e0
[ 27.723376][ T259] __sys_sendmsg+0xcd/0x170
[ 27.723549][ T259] ? __pfx___sys_sendmsg+0x10/0x10
[ 27.723719][ T259] ? __virt_addr_valid+0x230/0x430
[ 27.723934][ T259] do_syscall_64+0xc1/0x1d0
[ 27.724112][ T259] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 27.724337][ T259] RIP: 0033:0x7f872538c7b7
[ 27.724517][ T259] 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
[ 27.725102][ T259] RSP: 002b:00007ffedcab82b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 27.725359][ T259] RAX: ffffffffffffffda RBX: 00007ffedcab89f0 RCX: 00007f872538c7b7
[ 27.725607][ T259] RDX: 0000000000000000 RSI: 00007ffedcab8320 RDI: 0000000000000005
[ 27.725861][ T259] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[ 27.726117][ T259] R10: 0000000005637910 R11: 0000000000000246 R12: 0000000000000003
[ 27.726371][ T259] R13: 0000000066bea2be R14: 0000000000496600 R15: 0000000000000000
[ 27.726635][ T259]
[ 27.726780][ T259]
[ 27.726868][ T259] =============================
[ 27.727048][ T259] WARNING: suspicious RCU usage
[ 27.727237][ T259] 6.11.0-rc2-virtme #1 Not tainted
[ 27.727406][ T259] -----------------------------
[ 27.727573][ T259] net/bridge/br_private.h:453 suspicious rcu_dereference_check() usage!
[ 27.727820][ T259]
[ 27.727820][ T259] other info that might help us debug this:
[ 27.727820][ T259]
[ 27.728285][ T259]
[ 27.728285][ T259] rcu_scheduler_active = 2, debug_locks = 1
[ 27.728531][ T259] 1 lock held by ip/259:
[ 27.728657][ T259] #0: ffffffffb57d2948 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xc10
[ 27.728965][ T259]
[ 27.728965][ T259] stack backtrace:
[ 27.729175][ T259] CPU: 0 UID: 0 PID: 259 Comm: ip Not tainted 6.11.0-rc2-virtme #1
[ 27.729429][ T259] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 27.729795][ T259] Call Trace:
[ 27.729924][ T259]
[ 27.730014][ T259] dump_stack_lvl+0xb0/0xd0
[ 27.730187][ T259] lockdep_rcu_suspicious+0x1e5/0x270
[ 27.730373][ T259] br_get_link_af_size_filtered+0x1e6/0x220
[ 27.730710][ T259] br_info_notify+0xe6/0x280
[ 27.730889][ T259] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 27.731123][ T259] br_add_if+0xa63/0x1520
[ 27.731277][ T259] ? rtnl_is_locked+0x15/0x20
[ 27.731542][ T259] ? netdev_master_upper_dev_get+0x13/0x120
[ 27.731752][ T259] do_setlink+0x84b/0x21e0
[ 27.731944][ T259] ? is_bpf_text_address+0x67/0x120
[ 27.732139][ T259] ? __pfx_do_setlink+0x10/0x10
[ 27.732450][ T259] ? is_bpf_text_address+0x71/0x120
[ 27.732629][ T259] ? kernel_text_address+0xce/0xe0
[ 27.732801][ T259] ? __kernel_text_address+0x12/0x40
[ 27.732968][ T259] ? unwind_get_return_address+0x5e/0xa0
[ 27.733146][ T259] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 27.733351][ T259] ? arch_stack_walk+0xa2/0xf0
[ 27.733546][ T259] ? stack_trace_save+0x94/0xd0
[ 27.733727][ T259] ? __pfx_stack_trace_save+0x10/0x10
[ 27.733995][ T259] ? __pfx_validate_nla+0x10/0x10
[ 27.734189][ T259] ? mark_lock+0x38/0x3e0
[ 27.734323][ T259] ? kasan_save_stack+0x34/0x50
[ 27.734508][ T259] ? __nla_validate_parse+0x1bc/0x3d0
[ 27.734785][ T259] __rtnl_newlink+0xaa7/0xd80
[ 27.734982][ T259] ? hlock_class+0x4e/0x130
[ 27.735159][ T259] ? __pfx___rtnl_newlink+0x10/0x10
[ 27.735363][ T259] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 27.735679][ T259] ? __create_object+0x5e/0xb0
[ 27.735850][ T259] ? trace_kmalloc+0x2d/0xe0
[ 27.736028][ T259] rtnl_newlink+0x63/0xa0
[ 27.736158][ T259] rtnetlink_rcv_msg+0x2fb/0xc10
[ 27.736353][ T259] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 27.736630][ T259] ? hlock_class+0x4e/0x130
[ 27.736797][ T259] ? mark_lock+0x38/0x3e0
[ 27.736933][ T259] ? __lock_acquire+0xb35/0x1560
[ 27.737139][ T259] netlink_rcv_skb+0x130/0x360
[ 27.737401][ T259] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 27.737582][ T259] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 27.737778][ T259] ? netlink_deliver_tap+0x13e/0x340
[ 27.737963][ T259] ? netlink_deliver_tap+0xc3/0x340
[ 27.738144][ T259] netlink_unicast+0x44b/0x710
[ 27.738438][ T259] ? __pfx_netlink_unicast+0x10/0x10
[ 27.738620][ T259] ? find_held_lock+0x2c/0x110
[ 27.738790][ T259] netlink_sendmsg+0x723/0xbe0
[ 27.738981][ T259] ? __pfx_netlink_sendmsg+0x10/0x10
[ 27.739149][ T259] ? __might_fault+0xc3/0x170
[ 27.739348][ T259] ? __import_iovec+0x35d/0x5d0
[ 27.739522][ T259] ____sys_sendmsg+0x7b2/0xa10
[ 27.739709][ T259] ? __pfx_____sys_sendmsg+0x10/0x10
[ 27.739885][ T259] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 27.740102][ T259] ? __pfx_validate_chain+0x10/0x10
[ 27.740306][ T259] ___sys_sendmsg+0xee/0x170
[ 27.740480][ T259] ? __pfx____sys_sendmsg+0x10/0x10
[ 27.740757][ T259] ? find_held_lock+0x2c/0x110
[ 27.740927][ T259] ? __lock_release+0x103/0x460
[ 27.741101][ T259] ? __debug_check_no_obj_freed+0x253/0x520
[ 27.741325][ T259] ? __pfx___lock_release+0x10/0x10
[ 27.741586][ T259] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 27.741771][ T259] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 27.742003][ T259] ? __fget_light+0x53/0x1e0
[ 27.742175][ T259] __sys_sendmsg+0xcd/0x170
[ 27.742452][ T259] ? __pfx___sys_sendmsg+0x10/0x10
[ 27.742635][ T259] ? __virt_addr_valid+0x230/0x430
[ 27.742821][ T259] do_syscall_64+0xc1/0x1d0
[ 27.743004][ T259] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 27.743351][ T259] RIP: 0033:0x7f872538c7b7
[ 27.743553][ T259] 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
[ 27.744165][ T259] RSP: 002b:00007ffedcab82b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 27.744418][ T259] RAX: ffffffffffffffda RBX: 00007ffedcab89f0 RCX: 00007f872538c7b7
[ 27.744671][ T259] RDX: 0000000000000000 RSI: 00007ffedcab8320 RDI: 0000000000000005
[ 27.744923][ T259] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[ 27.745170][ T259] R10: 0000000005637910 R11: 0000000000000246 R12: 0000000000000003
[ 27.745420][ T259] R13: 0000000066bea2be R14: 0000000000496600 R15: 0000000000000000
[ 27.745775][ T259]
[ 27.926628][ T260] bond0: (slave eth0): making interface the new active one
[ 27.927279][ T260] bond0: (slave eth0): Enslaving as an active interface with an up link
[ 27.930276][ T37] br0: port 1(s0) entered blocking state
[ 27.930528][ T37] br0: port 1(s0) entered forwarding state
[ 28.709524][ T264] br0: port 2(s1) entered blocking state
[ 28.709802][ T264] br0: port 2(s1) entered disabled state
[ 28.709998][ T264] s1: entered allmulticast mode
[ 28.711172][ T264] s1: entered promiscuous mode
[ 28.871663][ T265] bond0: (slave eth1): Enslaving as a backup interface with an up link
[ 28.872736][ T38] br0: port 2(s1) entered blocking state
[ 28.872914][ T38] br0: port 2(s1) entered forwarding state
[ 30.294029][ T274] br0: port 3(c0) entered blocking state
[ 30.295363][ T274] br0: port 3(c0) entered disabled state
[ 30.295619][ T274] c0: entered allmulticast mode
[ 30.296821][ T274] c0: entered promiscuous mode
[ 30.477467][ T38] br0: port 3(c0) entered blocking state
[ 30.477652][ T38] br0: port 3(c0) entered forwarding state
[ 31.767103][ T284] bond0 (unregistering): (slave eth0): Releasing backup interface
[ 31.784928][ T284] bond0 (unregistering): (slave eth1): Releasing backup interface
[ 31.814703][ T284] bond0 (unregistering): Released all slaves
[ 31.823509][ T38] br0: port 1(s0) entered disabled state
[ 31.825273][ T38] br0: port 2(s1) entered disabled state
[ 32.304874][ T288] bond0: (slave eth0): making interface the new active one
[ 32.305468][ T288] bond0: (slave eth0): Enslaving as an active interface with an up link
[ 32.305962][ T37] br0: port 1(s0) entered blocking state
[ 32.306188][ T37] br0: port 1(s0) entered forwarding state
[ 32.454003][ T289] bond0: (slave eth1): Enslaving as a backup interface with an up link
[ 32.454629][ T63] br0: port 2(s1) entered blocking state
[ 32.454811][ T63] br0: port 2(s1) entered forwarding state
[ 35.256606][ T303] eth0: entered promiscuous mode
[ 53.627544][ T349] eth0: left promiscuous mode
[ 54.012169][ T350] bond0 (unregistering): (slave eth0): Releasing backup interface
[ 54.032334][ T350] bond0 (unregistering): (slave eth1): Releasing backup interface
[ 54.056051][ T350] bond0 (unregistering): Released all slaves
[ 54.069424][ T38] br0: port 1(s0) entered disabled state
[ 54.071079][ T38] br0: port 2(s1) entered disabled state
[ 54.271583][ T351] ip (351) used greatest stack depth: 23936 bytes left
[ 54.530368][ T354] bond0: (slave eth0): making interface the new active one
[ 54.531181][ T354] bond0: (slave eth0): Enslaving as an active interface with an up link
[ 54.531783][ T37] br0: port 1(s0) entered blocking state
[ 54.531962][ T37] br0: port 1(s0) entered forwarding state
[ 54.712212][ T355] bond0: (slave eth1): Enslaving as an active interface with an up link
[ 54.712944][ T63] br0: port 2(s1) entered blocking state
[ 54.713230][ T63] br0: port 2(s1) entered forwarding state
[ 56.631751][ T367] eth0: entered promiscuous mode
[ 74.731054][ T413] eth0: left promiscuous mode
[ 75.106270][ T414] bond0 (unregistering): (slave eth0): Releasing active interface
[ 75.120583][ T414] bond0 (unregistering): (slave eth1): Releasing active interface
[ 75.127657][ T414] bond0 (unregistering): Released all slaves
[ 75.141687][ T63] br0: port 1(s0) entered disabled state
[ 75.142940][ T63] br0: port 2(s1) entered disabled state
[ 75.710559][ T418] bond0: (slave eth0): making interface the new active one
[ 75.712255][ T418] bond0: (slave eth0): Enslaving as an active interface with an up link
[ 75.713267][ T63] br0: port 1(s0) entered blocking state
[ 75.713465][ T63] br0: port 1(s0) entered forwarding state
[ 75.890307][ T419] bond0: (slave eth1): Enslaving as an active interface with an up link
[ 75.891498][ T63] br0: port 2(s1) entered blocking state
[ 75.891697][ T63] br0: port 2(s1) entered forwarding state
[ 78.409498][ T433] eth0: entered promiscuous mode
[ 96.922158][ T478] eth0: left promiscuous mode
[ 97.300497][ T480] br0: port 3(c0) entered disabled state
[ 97.434814][ T480] c0 (unregistering): left allmulticast mode
[ 97.435189][ T480] c0 (unregistering): left promiscuous mode
[ 97.435433][ T480] br0: port 3(c0) entered disabled state
[ 98.057595][ T487] br0: port 1(s0) entered disabled state
[ 98.129959][ T487] bond0: (slave eth0): Releasing active interface
[ 98.130571][ T487] bond0: (slave eth0): the permanent HWaddr of slave - 1e:ff:97:cb:33:5a - is still in use by bond - set the HWaddr of slave to a different address to avoid conflicts
[ 98.131465][ T487] bond0: (slave eth1): making interface the new active one
[ 98.227786][ T487] s0 (unregistering): left allmulticast mode
[ 98.228147][ T487] s0 (unregistering): left promiscuous mode
[ 98.228397][ T487] br0: port 1(s0) entered disabled state
[ 98.255117][ T487] ip (487) used greatest stack depth: 23520 bytes left
[ 98.399408][ T488] br0: port 2(s1) entered disabled state
[ 98.474714][ T488] bond0: (slave eth1): Releasing active interface
[ 98.557769][ T488] s1 (unregistering): left allmulticast mode
[ 98.558038][ T488] s1 (unregistering): left promiscuous mode
[ 98.558253][ T488] br0: port 2(s1) entered disabled state
[ 99.034378][ T363] bond0 (unregistering): Released all slaves