[ 17.825432][ T291] 8021q: 802.1Q VLAN Support v1.8
[ 20.490319][ T316] br0: port 1(veth1) entered blocking state
[ 20.490963][ T316] br0: port 1(veth1) entered disabled state
[ 20.491784][ T316] veth1: entered allmulticast mode
[ 20.495383][ T316] veth1: entered promiscuous mode
[ 20.497805][ T316] ------------[ cut here ]------------
[ 20.498136][ T316] WARNING: CPU: 0 PID: 316 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0
[ 20.498778][ T316] Modules linked in: bridge stp llc 8021q vrf veth
[ 20.500257][ T316] CPU: 0 UID: 0 PID: 316 Comm: ip Not tainted 6.16.0-rc4-virtme #1 PREEMPT(full)
[ 20.500815][ T316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.501228][ T316] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0
[ 20.501555][ T316] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
[ 20.502679][ T316] RSP: 0018:ffffc90000606ef0 EFLAGS: 00010246
[ 20.503079][ T316] RAX: 0000000000000000 RBX: ffff888012b42000 RCX: 0000000000000001
[ 20.503554][ T316] RDX: 0000000000000000 RSI: ffffffff8949b941 RDI: ffffffff88c555e0
[ 20.504021][ T316] RBP: ffffc90000606fe0 R08: 0000000000000000 R09: 0000000000000000
[ 20.504500][ T316] R10: ffffc90000607010 R11: ffffffff8a2a8918 R12: 1ffff920000c0de2
[ 20.504971][ T316] R13: 00000000000005dc R14: ffffc90000607010 R15: ffff888012b42f08
[ 20.505720][ T316] FS: 00007f088c7dc800(0000) GS:ffff8880aacb7000(0000) knlGS:0000000000000000
[ 20.506272][ T316] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 20.506666][ T316] CR2: 00000000004e5aa8 CR3: 0000000002d46003 CR4: 0000000000772ef0
[ 20.507143][ T316] PKRU: 55555554
[ 20.507386][ T316] Call Trace:
[ 20.507624][ T316]
[ 20.507791][ T316] ? __pfx_netif_set_mtu_ext+0x10/0x10
[ 20.508105][ T316] ? find_held_lock+0x2b/0x80
[ 20.508438][ T316] ? mark_held_locks+0x49/0x80
[ 20.508753][ T316] ? _raw_spin_unlock_irqrestore+0x5d/0x80
[ 20.509147][ T316] ? lockdep_hardirqs_on+0x7c/0x110
[ 20.509472][ T316] netif_set_mtu+0x88/0x100
[ 20.509787][ T316] ? __pfx_netif_set_mtu+0x10/0x10
[ 20.510111][ T316] ? br_get_link_af_size_filtered+0x186/0x9d0 [bridge]
[ 20.510559][ T316] dev_set_mtu+0xa0/0x150
[ 20.510797][ T316] br_mtu_auto_adjust+0x189/0x270 [bridge]
[ 20.511248][ T316] br_add_if+0xda3/0x1330 [bridge]
[ 20.511617][ T316] do_set_master+0x32f/0x500
[ 20.511955][ T316] do_setlink.constprop.0+0x9f4/0x2480
[ 20.512283][ T316] ? __pfx_do_setlink.constprop.0+0x10/0x10
[ 20.512684][ T316] ? rcu_read_lock_any_held+0x43/0xb0
[ 20.513000][ T316] ? validate_chain+0x166/0x4d0
[ 20.513319][ T316] ? __kernel_text_address+0x12/0x40
[ 20.513642][ T316] ? __lock_acquire+0x44d/0x7e0
[ 20.513951][ T316] ? __mutex_trylock_common+0xf9/0x260
[ 20.514273][ T316] ? __pfx___mutex_trylock_common+0x10/0x10
[ 20.514674][ T316] ? rcu_is_watching+0x12/0xc0
[ 20.514987][ T316] ? rcu_is_watching+0x12/0xc0
[ 20.515305][ T316] ? trace_contention_end+0xdc/0x140
[ 20.515621][ T316] ? __mutex_lock+0x19c/0xcd0
[ 20.515939][ T316] ? find_held_lock+0x2b/0x80
[ 20.516266][ T316] ? rtnl_newlink+0x651/0xa60
[ 20.516579][ T316] ? __create_object+0x5e/0xb0
[ 20.516898][ T316] ? __pfx___mutex_lock+0x10/0x10
[ 20.517221][ T316] ? trace_cap_capable+0x10f/0x190
[ 20.517534][ T316] ? _raw_spin_unlock_irqrestore+0x46/0x80
[ 20.517920][ T316] ? __rtnl_newlink+0x40e/0xa40
[ 20.518248][ T316] rtnl_newlink+0x69a/0xa60
[ 20.518574][ T316] ? __pfx_rtnl_newlink+0x10/0x10
[ 20.518886][ T316] ? __lock_acquire+0x44d/0x7e0
[ 20.519212][ T316] ? find_held_lock+0x2b/0x80
[ 20.519522][ T316] ? rtnetlink_rcv_msg+0x6ed/0xc00
[ 20.519834][ T316] ? __lock_release+0x5d/0x170
[ 20.520145][ T316] ? __pfx_rtnl_newlink+0x10/0x10
[ 20.520463][ T316] rtnetlink_rcv_msg+0x710/0xc00
[ 20.520775][ T316] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 20.521110][ T316] ? __lock_acquire+0x44d/0x7e0
[ 20.521433][ T316] netlink_rcv_skb+0x121/0x350
[ 20.521751][ T316] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 20.522061][ T316] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 20.522393][ T316] ? netlink_deliver_tap+0x13e/0x340
[ 20.522700][ T316] ? netlink_deliver_tap+0xc3/0x340
[ 20.523015][ T316] netlink_unicast+0x49e/0x780
[ 20.523336][ T316] ? __pfx_netlink_unicast+0x10/0x10
[ 20.523647][ T316] ? __lock_acquire+0x44d/0x7e0
[ 20.523964][ T316] netlink_sendmsg+0x721/0xbe0
[ 20.524283][ T316] ? __pfx_netlink_sendmsg+0x10/0x10
[ 20.524598][ T316] ? __import_iovec+0x238/0x3c0
[ 20.524915][ T316] ____sys_sendmsg+0x7ad/0xa10
[ 20.525238][ T316] ? __pfx_____sys_sendmsg+0x10/0x10
[ 20.525549][ T316] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 20.525951][ T316] ___sys_sendmsg+0xed/0x170
[ 20.526280][ T316] ? kasan_record_aux_stack+0x8c/0xa0
[ 20.526591][ T316] ? __call_rcu_common.constprop.0+0xa8/0x640
[ 20.526978][ T316] ? __pfx____sys_sendmsg+0x10/0x10
[ 20.527304][ T316] ? find_held_lock+0x2b/0x80
[ 20.527622][ T316] ? __lock_acquire+0x44d/0x7e0
[ 20.527939][ T316] ? find_held_lock+0x2b/0x80
[ 20.528262][ T316] ? __virt_addr_valid+0x22e/0x450
[ 20.528576][ T316] ? __lock_release+0x5d/0x170
[ 20.528894][ T316] __sys_sendmsg+0x10b/0x1a0
[ 20.529211][ T316] ? __call_rcu_common.constprop.0+0x320/0x640
[ 20.529596][ T316] ? __pfx___sys_sendmsg+0x10/0x10
[ 20.529922][ T316] ? rcu_is_watching+0x12/0xc0
[ 20.530247][ T316] do_syscall_64+0xc1/0x380
[ 20.530570][ T316] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 20.530970][ T316] RIP: 0033:0x7f088c9a91e7
[ 20.531308][ T316] Code: 0e 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
[ 20.532443][ T316] RSP: 002b:00007fff2a97adf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 20.532923][ T316] RAX: ffffffffffffffda RBX: 00007fff2a97b520 RCX: 00007f088c9a91e7
[ 20.533405][ T316] RDX: 0000000000000000 RSI: 00007fff2a97ae60 RDI: 0000000000000005
[ 20.534152][ T316] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 20.534863][ T316] R10: 00000000187b6910 R11: 0000000000000246 R12: 0000000000000004
[ 20.535339][ T316] R13: 00000000686e205b R14: 0000000000499600 R15: 0000000000000000
[ 20.535820][ T316]
[ 20.536287][ T316] irq event stamp: 42979
[ 20.536520][ T316] hardirqs last enabled at (42987): [] __up_console_sem+0x6b/0x80
[ 20.537294][ T316] hardirqs last disabled at (42996): [] __up_console_sem+0x50/0x80
[ 20.538053][ T316] softirqs last enabled at (42122): [] handle_softirqs+0x358/0x620
[ 20.538832][ T316] softirqs last disabled at (41501): [] __irq_exit_rcu+0xfa/0x160
[ 20.539606][ T316] ---[ end trace 0000000000000000 ]---
[ 20.642309][ T318] br0: port 2(veth2) entered blocking state
[ 20.642736][ T318] br0: port 2(veth2) entered disabled state
[ 20.643161][ T318] veth2: entered allmulticast mode
[ 20.647133][ T318] veth2: entered promiscuous mode
[ 20.648553][ T318] ------------[ cut here ]------------
[ 20.648871][ T318] WARNING: CPU: 0 PID: 318 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0
[ 20.649496][ T318] Modules linked in: bridge stp llc 8021q vrf veth
[ 20.649910][ T318] CPU: 0 UID: 0 PID: 318 Comm: ip Tainted: G W 6.16.0-rc4-virtme #1 PREEMPT(full)
[ 20.650555][ T318] Tainted: [W]=WARN
[ 20.650794][ T318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.651204][ T318] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0
[ 20.651527][ T318] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
[ 20.652706][ T318] RSP: 0018:ffffc900006d6ef0 EFLAGS: 00010246
[ 20.653127][ T318] RAX: 0000000000000000 RBX: ffff888012b42000 RCX: 0000000000000001
[ 20.653626][ T318] RDX: 0000000000000000 RSI: ffffffff8949b941 RDI: ffffffff88c555e0
[ 20.654119][ T318] RBP: ffffc900006d6fe0 R08: 0000000000000000 R09: 0000000000000000
[ 20.654627][ T318] R10: ffffc900006d7010 R11: ffffffff8a2a8918 R12: 1ffff920000dade2
[ 20.655128][ T318] R13: 00000000000005dc R14: ffffc900006d7010 R15: ffff888012b42f08
[ 20.655642][ T318] FS: 00007f3918dbc800(0000) GS:ffff8880aacb7000(0000) knlGS:0000000000000000
[ 20.656232][ T318] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 20.656650][ T318] CR2: 00000000004e5ab0 CR3: 000000000ef2e005 CR4: 0000000000772ef0
[ 20.657156][ T318] PKRU: 55555554
[ 20.657418][ T318] Call Trace:
[ 20.657670][ T318]
[ 20.657843][ T318] ? __pfx_netif_set_mtu_ext+0x10/0x10
[ 20.658180][ T318] ? find_held_lock+0x2b/0x80
[ 20.658533][ T318] ? mark_held_locks+0x49/0x80
[ 20.658870][ T318] ? _raw_spin_unlock_irqrestore+0x5d/0x80
[ 20.659291][ T318] ? lockdep_hardirqs_on+0x7c/0x110
[ 20.659630][ T318] netif_set_mtu+0x88/0x100
[ 20.659963][ T318] ? __pfx_netif_set_mtu+0x10/0x10
[ 20.660317][ T318] ? br_get_link_af_size_filtered+0x186/0x9d0 [bridge]
[ 20.660782][ T318] dev_set_mtu+0xa0/0x150
[ 20.661044][ T318] br_mtu_auto_adjust+0x189/0x270 [bridge]
[ 20.661501][ T318] br_add_if+0xda3/0x1330 [bridge]
[ 20.661874][ T318] do_set_master+0x32f/0x500
[ 20.662217][ T318] do_setlink.constprop.0+0x9f4/0x2480
[ 20.662551][ T318] ? __pfx_do_setlink.constprop.0+0x10/0x10
[ 20.662963][ T318] ? rcu_read_lock_any_held+0x43/0xb0
[ 20.663298][ T318] ? validate_chain+0x166/0x4d0
[ 20.663632][ T318] ? __kernel_text_address+0x12/0x40
[ 20.663956][ T318] ? __lock_acquire+0x44d/0x7e0
[ 20.664292][ T318] ? __mutex_trylock_common+0xf9/0x260
[ 20.664624][ T318] ? __pfx___mutex_trylock_common+0x10/0x10
[ 20.665026][ T318] ? rcu_is_watching+0x12/0xc0
[ 20.665356][ T318] ? rcu_is_watching+0x12/0xc0
[ 20.665677][ T318] ? trace_contention_end+0xdc/0x140
[ 20.666007][ T318] ? __mutex_lock+0x19c/0xcd0
[ 20.666339][ T318] ? find_held_lock+0x2b/0x80
[ 20.666664][ T318] ? rtnl_newlink+0x651/0xa60
[ 20.666986][ T318] ? __create_object+0x5e/0xb0
[ 20.667318][ T318] ? __pfx___mutex_lock+0x10/0x10
[ 20.667642][ T318] ? trace_cap_capable+0x10f/0x190
[ 20.667983][ T318] ? _raw_spin_unlock_irqrestore+0x46/0x80
[ 20.668389][ T318] ? __rtnl_newlink+0x40e/0xa40
[ 20.668717][ T318] rtnl_newlink+0x69a/0xa60
[ 20.669045][ T318] ? __pfx_rtnl_newlink+0x10/0x10
[ 20.669374][ T318] ? __lock_acquire+0x44d/0x7e0
[ 20.669708][ T318] ? find_held_lock+0x2b/0x80
[ 20.670029][ T318] ? rtnetlink_rcv_msg+0x6ed/0xc00
[ 20.670353][ T318] ? __lock_release+0x5d/0x170
[ 20.670677][ T318] ? __pfx_rtnl_newlink+0x10/0x10
[ 20.671014][ T318] rtnetlink_rcv_msg+0x710/0xc00
[ 20.671346][ T318] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 20.671682][ T318] ? __lock_acquire+0x44d/0x7e0
[ 20.672014][ T318] netlink_rcv_skb+0x121/0x350
[ 20.672345][ T318] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 20.672669][ T318] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 20.673005][ T318] ? netlink_deliver_tap+0x13e/0x340
[ 20.673333][ T318] ? netlink_deliver_tap+0xc3/0x340
[ 20.673669][ T318] netlink_unicast+0x49e/0x780
[ 20.674006][ T318] ? __pfx_netlink_unicast+0x10/0x10
[ 20.674337][ T318] ? __lock_acquire+0x44d/0x7e0
[ 20.674676][ T318] netlink_sendmsg+0x721/0xbe0
[ 20.675006][ T318] ? __pfx_netlink_sendmsg+0x10/0x10
[ 20.675339][ T318] ? __import_iovec+0x238/0x3c0
[ 20.675672][ T318] ____sys_sendmsg+0x7ad/0xa10
[ 20.676011][ T318] ? __pfx_____sys_sendmsg+0x10/0x10
[ 20.676357][ T318] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 20.676773][ T318] ___sys_sendmsg+0xed/0x170
[ 20.677093][ T318] ? kasan_record_aux_stack+0x8c/0xa0
[ 20.677422][ T318] ? __call_rcu_common.constprop.0+0xa8/0x640
[ 20.677835][ T318] ? __pfx____sys_sendmsg+0x10/0x10
[ 20.678158][ T318] ? find_held_lock+0x2b/0x80
[ 20.678516][ T318] ? __lock_acquire+0x44d/0x7e0
[ 20.678830][ T318] ? find_held_lock+0x2b/0x80
[ 20.679138][ T318] ? __virt_addr_valid+0x22e/0x450
[ 20.679495][ T318] ? __lock_release+0x5d/0x170
[ 20.679829][ T318] __sys_sendmsg+0x10b/0x1a0
[ 20.680162][ T318] ? __call_rcu_common.constprop.0+0x320/0x640
[ 20.680569][ T318] ? __pfx___sys_sendmsg+0x10/0x10
[ 20.680913][ T318] ? rcu_is_watching+0x12/0xc0
[ 20.681248][ T318] do_syscall_64+0xc1/0x380
[ 20.681572][ T318] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 20.681980][ T318] RIP: 0033:0x7f3918f891e7
[ 20.682340][ T318] Code: 0e 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
[ 20.683504][ T318] RSP: 002b:00007ffdde935178 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 20.684004][ T318] RAX: ffffffffffffffda RBX: 00007ffdde9358a0 RCX: 00007f3918f891e7
[ 20.684518][ T318] RDX: 0000000000000000 RSI: 00007ffdde9351e0 RDI: 0000000000000005
[ 20.684995][ T318] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 20.685489][ T318] R10: 000000001267e910 R11: 0000000000000246 R12: 0000000000000004
[ 20.685971][ T318] R13: 00000000686e205b R14: 0000000000499600 R15: 0000000000000000
[ 20.686503][ T318]
[ 20.686748][ T318] irq event stamp: 32503
[ 20.686989][ T318] hardirqs last enabled at (32511): [] __up_console_sem+0x6b/0x80
[ 20.687555][ T318] hardirqs last disabled at (32520): [] __up_console_sem+0x50/0x80
[ 20.688107][ T318] softirqs last enabled at (31536): [] br_add_if+0xd82/0x1330 [bridge]
[ 20.688747][ T318] softirqs last disabled at (31534): [] br_add_if+0xcf3/0x1330 [bridge]
[ 20.689346][ T318] ---[ end trace 0000000000000000 ]---
[ 20.924924][ T137] br0: port 1(veth1) entered blocking state
[ 20.925462][ T137] br0: port 1(veth1) entered forwarding state
[ 21.045505][ T70] br0: port 2(veth2) entered blocking state
[ 21.045985][ T70] br0: port 2(veth2) entered forwarding state
[ 53.397830][ T409] br0: port 2(veth2) entered disabled state
[ 53.523397][ T410] br0: port 1(veth1) entered disabled state
[ 53.630868][ T411] veth2: left allmulticast mode
[ 53.631658][ T411] veth2: left promiscuous mode
[ 53.632147][ T411] br0: port 2(veth2) entered disabled state
[ 53.634484][ T411] veth1: left allmulticast mode
[ 53.634808][ T411] veth1: left promiscuous mode
[ 53.635331][ T411] br0: port 1(veth1) entered disabled state