[ 16.765678][ T278] br0: port 1(veth1) entered blocking state
[ 16.766276][ T278] br0: port 1(veth1) entered disabled state
[ 16.766843][ T278] veth1: entered allmulticast mode
[ 16.770992][ T278] veth1: entered promiscuous mode
[ 16.773670][ T278] ------------[ cut here ]------------
[ 16.773997][ T278] WARNING: CPU: 3 PID: 278 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0
[ 16.774680][ T278] Modules linked in: bridge stp llc veth
[ 16.775096][ T278] CPU: 3 UID: 0 PID: 278 Comm: ip Not tainted 6.16.0-rc4-virtme #1 PREEMPT(full)
[ 16.775714][ T278] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 16.776129][ T278] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0
[ 16.776472][ T278] 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
[ 16.777654][ T278] RSP: 0018:ffffc90000556ef0 EFLAGS: 00010246
[ 16.778063][ T278] RAX: 0000000000000000 RBX: ffff88800bf0a000 RCX: 0000000000000001
[ 16.778554][ T278] RDX: 0000000000000000 RSI: ffffffff8b69b941 RDI: ffffffff8ae555e0
[ 16.779057][ T278] RBP: ffffc90000556fe0 R08: 0000000000000000 R09: 0000000000000000
[ 16.779549][ T278] R10: ffffc90000557010 R11: ffffffff8c4a8918 R12: 1ffff920000aade2
[ 16.780044][ T278] R13: 00000000000005dc R14: ffffc90000557010 R15: ffff88800bf0af08
[ 16.780674][ T278] FS: 00007fdc8bd40800(0000) GS:ffff8880a8c37000(0000) knlGS:0000000000000000
[ 16.781234][ T278] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 16.781652][ T278] CR2: 00000000004e5aa8 CR3: 000000000bcd1002 CR4: 0000000000772ef0
[ 16.782147][ T278] PKRU: 55555554
[ 16.782399][ T278] Call Trace:
[ 16.782654][ T278]
[ 16.782834][ T278] ? __pfx_netif_set_mtu_ext+0x10/0x10
[ 16.783167][ T278] ? find_held_lock+0x2b/0x80
[ 16.783504][ T278] ? mark_held_locks+0x49/0x80
[ 16.783837][ T278] ? _raw_spin_unlock_irqrestore+0x5d/0x80
[ 16.784247][ T278] ? lockdep_hardirqs_on+0x7c/0x110
[ 16.784590][ T278] netif_set_mtu+0x88/0x100
[ 16.784930][ T278] ? __pfx_netif_set_mtu+0x10/0x10
[ 16.785274][ T278] ? br_get_link_af_size_filtered+0x186/0x9d0 [bridge]
[ 16.785740][ T278] dev_set_mtu+0xa0/0x150
[ 16.785991][ T278] br_mtu_auto_adjust+0x189/0x270 [bridge]
[ 16.786446][ T278] br_add_if+0xda3/0x1330 [bridge]
[ 16.786827][ T278] do_set_master+0x32f/0x500
[ 16.787158][ T278] do_setlink.constprop.0+0x9f4/0x2480
[ 16.787482][ T278] ? __pfx_do_setlink.constprop.0+0x10/0x10
[ 16.787891][ T278] ? rcu_read_lock_any_held+0x43/0xb0
[ 16.788214][ T278] ? validate_chain+0x166/0x4d0
[ 16.788538][ T278] ? __kernel_text_address+0x12/0x40
[ 16.788872][ T278] ? __lock_acquire+0x44d/0x7e0
[ 16.789196][ T278] ? __mutex_trylock_common+0xf9/0x260
[ 16.789519][ T278] ? __pfx___mutex_trylock_common+0x10/0x10
[ 16.789926][ T278] ? rcu_is_watching+0x12/0xc0
[ 16.790251][ T278] ? rcu_is_watching+0x12/0xc0
[ 16.790574][ T278] ? trace_contention_end+0xdc/0x140
[ 16.790909][ T278] ? __mutex_lock+0x19c/0xcd0
[ 16.791237][ T278] ? find_held_lock+0x2b/0x80
[ 16.791568][ T278] ? rtnl_newlink+0x651/0xa60
[ 16.791901][ T278] ? __create_object+0x5e/0xb0
[ 16.792232][ T278] ? __pfx___mutex_lock+0x10/0x10
[ 16.792554][ T278] ? trace_cap_capable+0x10f/0x190
[ 16.792892][ T278] ? _raw_spin_unlock_irqrestore+0x46/0x80
[ 16.793296][ T278] ? __rtnl_newlink+0x40e/0xa40
[ 16.793634][ T278] rtnl_newlink+0x69a/0xa60
[ 16.793961][ T278] ? __pfx_rtnl_newlink+0x10/0x10
[ 16.794283][ T278] ? __lock_acquire+0x44d/0x7e0
[ 16.794636][ T278] ? find_held_lock+0x2b/0x80
[ 16.794959][ T278] ? rtnetlink_rcv_msg+0x6ed/0xc00
[ 16.795278][ T278] ? __lock_release+0x5d/0x170
[ 16.795612][ T278] ? __pfx_rtnl_newlink+0x10/0x10
[ 16.795938][ T278] rtnetlink_rcv_msg+0x710/0xc00
[ 16.796263][ T278] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 16.796590][ T278] ? __lock_acquire+0x44d/0x7e0
[ 16.796925][ T278] netlink_rcv_skb+0x121/0x350
[ 16.797262][ T278] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 16.797585][ T278] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 16.797928][ T278] ? netlink_deliver_tap+0x13e/0x340
[ 16.798256][ T278] ? netlink_deliver_tap+0xc3/0x340
[ 16.798583][ T278] netlink_unicast+0x49e/0x780
[ 16.798919][ T278] ? __pfx_netlink_unicast+0x10/0x10
[ 16.799241][ T278] ? __lock_acquire+0x44d/0x7e0
[ 16.799565][ T278] netlink_sendmsg+0x721/0xbe0
[ 16.799916][ T278] ? __pfx_netlink_sendmsg+0x10/0x10
[ 16.800242][ T278] ? __import_iovec+0x238/0x3c0
[ 16.800588][ T278] ____sys_sendmsg+0x7ad/0xa10
[ 16.800933][ T278] ? __pfx_____sys_sendmsg+0x10/0x10
[ 16.801251][ T278] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 16.801814][ T278] ___sys_sendmsg+0xed/0x170
[ 16.802123][ T278] ? kasan_record_aux_stack+0x8c/0xa0
[ 16.802440][ T278] ? __call_rcu_common.constprop.0+0xa8/0x640
[ 16.802930][ T278] ? __pfx____sys_sendmsg+0x10/0x10
[ 16.803255][ T278] ? find_held_lock+0x2b/0x80
[ 16.803582][ T278] ? __lock_acquire+0x44d/0x7e0
[ 16.803921][ T278] ? find_held_lock+0x2b/0x80
[ 16.804265][ T278] ? __virt_addr_valid+0x22e/0x450
[ 16.804591][ T278] ? __lock_release+0x5d/0x170
[ 16.804931][ T278] __sys_sendmsg+0x10b/0x1a0
[ 16.805247][ T278] ? __call_rcu_common.constprop.0+0x320/0x640
[ 16.805660][ T278] ? __pfx___sys_sendmsg+0x10/0x10
[ 16.805996][ T278] ? rcu_is_watching+0x12/0xc0
[ 16.806319][ T278] do_syscall_64+0xc1/0x380
[ 16.806644][ T278] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 16.807020][ T278] RIP: 0033:0x7fdc8bf0d1e7
[ 16.807345][ T278] 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
[ 16.808729][ T278] RSP: 002b:00007ffc27674028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 16.809427][ T278] RAX: ffffffffffffffda RBX: 00007ffc27674750 RCX: 00007fdc8bf0d1e7
[ 16.809905][ T278] RDX: 0000000000000000 RSI: 00007ffc27674090 RDI: 0000000000000005
[ 16.810372][ T278] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 16.811075][ T278] R10: 00000000347b6910 R11: 0000000000000246 R12: 0000000000000004
[ 16.811545][ T278] R13: 00000000686e418c R14: 0000000000499600 R15: 0000000000000000
[ 16.812069][ T278]
[ 16.812537][ T278] irq event stamp: 36885
[ 16.812787][ T278] hardirqs last enabled at (36895): [] __up_console_sem+0x6b/0x80
[ 16.813353][ T278] hardirqs last disabled at (36902): [] __up_console_sem+0x50/0x80
[ 16.814134][ T278] softirqs last enabled at (36688): [] handle_softirqs+0x358/0x620
[ 16.814726][ T278] softirqs last disabled at (36631): [] __irq_exit_rcu+0xfa/0x160
[ 16.815509][ T278] ---[ end trace 0000000000000000 ]---
[ 16.941534][ T279] br0: port 2(veth3) entered blocking state
[ 16.942139][ T279] br0: port 2(veth3) entered disabled state
[ 16.942545][ T279] veth3: entered allmulticast mode
[ 16.946022][ T279] veth3: entered promiscuous mode
[ 16.959312][ T279] ------------[ cut here ]------------
[ 16.959751][ T279] WARNING: CPU: 3 PID: 279 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0
[ 16.960357][ T279] Modules linked in: bridge stp llc veth
[ 16.960894][ T279] CPU: 3 UID: 0 PID: 279 Comm: ip Tainted: G W 6.16.0-rc4-virtme #1 PREEMPT(full)
[ 16.961502][ T279] Tainted: [W]=WARN
[ 16.961757][ T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 16.962143][ T279] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0
[ 16.962459][ T279] 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
[ 16.963553][ T279] RSP: 0018:ffffc900005a6ef0 EFLAGS: 00010246
[ 16.963945][ T279] RAX: 0000000000000000 RBX: ffff88800bf0a000 RCX: 0000000000000001
[ 16.964412][ T279] RDX: 0000000000000000 RSI: ffffffff8b69b941 RDI: ffffffff8ae555e0
[ 16.964879][ T279] RBP: ffffc900005a6fe0 R08: 0000000000000000 R09: 0000000000000000
[ 16.965331][ T279] R10: ffffc900005a7010 R11: ffffffff8c4a8918 R12: 1ffff920000b4de2
[ 16.965790][ T279] R13: 00000000000005dc R14: ffffc900005a7010 R15: ffff88800bf0af08
[ 16.966242][ T279] FS: 00007fe338746800(0000) GS:ffff8880a8c37000(0000) knlGS:0000000000000000
[ 16.966779][ T279] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 16.967161][ T279] CR2: 00000000004e5ab8 CR3: 00000000062ee004 CR4: 0000000000772ef0
[ 16.967626][ T279] PKRU: 55555554
[ 16.967855][ T279] Call Trace:
[ 16.968079][ T279]
[ 16.968236][ T279] ? __pfx_netif_set_mtu_ext+0x10/0x10
[ 16.968540][ T279] ? find_held_lock+0x2b/0x80
[ 16.968866][ T279] ? mark_held_locks+0x49/0x80
[ 16.969170][ T279] ? _raw_spin_unlock_irqrestore+0x5d/0x80
[ 16.969547][ T279] ? lockdep_hardirqs_on+0x7c/0x110
[ 16.969859][ T279] netif_set_mtu+0x88/0x100
[ 16.970164][ T279] ? __pfx_netif_set_mtu+0x10/0x10
[ 16.970477][ T279] ? br_get_link_af_size_filtered+0x186/0x9d0 [bridge]
[ 16.970913][ T279] dev_set_mtu+0xa0/0x150
[ 16.971147][ T279] br_mtu_auto_adjust+0x189/0x270 [bridge]
[ 16.971566][ T279] br_add_if+0xda3/0x1330 [bridge]
[ 16.971926][ T279] do_set_master+0x32f/0x500
[ 16.972233][ T279] do_setlink.constprop.0+0x9f4/0x2480
[ 16.972538][ T279] ? __pfx_do_setlink.constprop.0+0x10/0x10
[ 16.972933][ T279] ? rcu_read_lock_any_held+0x43/0xb0
[ 16.973236][ T279] ? validate_chain+0x166/0x4d0
[ 16.973541][ T279] ? __kernel_text_address+0x12/0x40
[ 16.973857][ T279] ? __lock_acquire+0x44d/0x7e0
[ 16.974163][ T279] ? __mutex_trylock_common+0xf9/0x260
[ 16.974479][ T279] ? __pfx___mutex_trylock_common+0x10/0x10
[ 16.974863][ T279] ? rcu_is_watching+0x12/0xc0
[ 16.975171][ T279] ? rcu_is_watching+0x12/0xc0
[ 16.975472][ T279] ? trace_contention_end+0xdc/0x140
[ 16.975787][ T279] ? __mutex_lock+0x19c/0xcd0
[ 16.976092][ T279] ? find_held_lock+0x2b/0x80
[ 16.976397][ T279] ? rtnl_newlink+0x651/0xa60
[ 16.976703][ T279] ? __create_object+0x5e/0xb0
[ 16.977008][ T279] ? __pfx___mutex_lock+0x10/0x10
[ 16.977311][ T279] ? trace_cap_capable+0x10f/0x190
[ 16.977622][ T279] ? _raw_spin_unlock_irqrestore+0x46/0x80
[ 16.978001][ T279] ? __rtnl_newlink+0x40e/0xa40
[ 16.978308][ T279] rtnl_newlink+0x69a/0xa60
[ 16.978628][ T279] ? __pfx_rtnl_newlink+0x10/0x10
[ 16.978929][ T279] ? __lock_acquire+0x44d/0x7e0
[ 16.979238][ T279] ? find_held_lock+0x2b/0x80
[ 16.979541][ T279] ? rtnetlink_rcv_msg+0x6ed/0xc00
[ 16.979852][ T279] ? __lock_release+0x5d/0x170
[ 16.980160][ T279] ? __pfx_rtnl_newlink+0x10/0x10
[ 16.980471][ T279] rtnetlink_rcv_msg+0x710/0xc00
[ 16.980790][ T279] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 16.981096][ T279] ? __lock_acquire+0x44d/0x7e0
[ 16.981403][ T279] netlink_rcv_skb+0x121/0x350
[ 16.981712][ T279] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 16.982016][ T279] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 16.982331][ T279] ? netlink_deliver_tap+0x13e/0x340
[ 16.982645][ T279] ? netlink_deliver_tap+0xc3/0x340
[ 16.982951][ T279] netlink_unicast+0x49e/0x780
[ 16.983257][ T279] ? __pfx_netlink_unicast+0x10/0x10
[ 16.983557][ T279] ? __lock_acquire+0x44d/0x7e0
[ 16.983887][ T279] netlink_sendmsg+0x721/0xbe0
[ 16.984194][ T279] ? __pfx_netlink_sendmsg+0x10/0x10
[ 16.984507][ T279] ? __import_iovec+0x238/0x3c0
[ 16.984825][ T279] ____sys_sendmsg+0x7ad/0xa10
[ 16.985140][ T279] ? __pfx_____sys_sendmsg+0x10/0x10
[ 16.985442][ T279] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 16.985836][ T279] ___sys_sendmsg+0xed/0x170
[ 16.986135][ T279] ? kasan_record_aux_stack+0x8c/0xa0
[ 16.986436][ T279] ? __call_rcu_common.constprop.0+0xa8/0x640
[ 16.986820][ T279] ? __pfx____sys_sendmsg+0x10/0x10
[ 16.987132][ T279] ? find_held_lock+0x2b/0x80
[ 16.987436][ T279] ? __lock_acquire+0x44d/0x7e0
[ 16.987753][ T279] ? find_held_lock+0x2b/0x80
[ 16.988054][ T279] ? __virt_addr_valid+0x22e/0x450
[ 16.988353][ T279] ? __lock_release+0x5d/0x170
[ 16.988672][ T279] __sys_sendmsg+0x10b/0x1a0
[ 16.988970][ T279] ? __call_rcu_common.constprop.0+0x320/0x640
[ 16.989340][ T279] ? __pfx___sys_sendmsg+0x10/0x10
[ 16.989667][ T279] ? rcu_is_watching+0x12/0xc0
[ 16.989969][ T279] do_syscall_64+0xc1/0x380
[ 16.990271][ T279] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 16.990655][ T279] RIP: 0033:0x7fe3389131e7
[ 16.990967][ T279] 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
[ 16.992061][ T279] RSP: 002b:00007ffffc9b9a58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 16.992516][ T279] RAX: ffffffffffffffda RBX: 00007ffffc9ba180 RCX: 00007fe3389131e7
[ 16.992980][ T279] RDX: 0000000000000000 RSI: 00007ffffc9b9ac0 RDI: 0000000000000005
[ 16.993435][ T279] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 16.993903][ T279] R10: 000000000cfc8910 R11: 0000000000000246 R12: 0000000000000004
[ 16.994360][ T279] R13: 00000000686e418c R14: 0000000000499600 R15: 0000000000000000
[ 16.994846][ T279]
[ 16.995074][ T279] irq event stamp: 44989
[ 16.995300][ T279] hardirqs last enabled at (44997): [] __up_console_sem+0x6b/0x80
[ 16.995835][ T279] hardirqs last disabled at (45006): [] __up_console_sem+0x50/0x80
[ 16.996354][ T279] softirqs last enabled at (44718): [] handle_softirqs+0x358/0x620
[ 16.996885][ T279] softirqs last disabled at (44713): [] __irq_exit_rcu+0xfa/0x160
[ 16.997405][ T279] ---[ end trace 0000000000000000 ]---
[ 17.339464][ T72] br0: port 1(veth1) entered blocking state
[ 17.340046][ T72] br0: port 1(veth1) entered forwarding state
[ 17.598251][ T72] br0: port 2(veth3) entered blocking state
[ 17.598743][ T72] br0: port 2(veth3) entered forwarding state
[ 24.203717][ T313] br0: port 2(veth3) entered disabled state
[ 24.468705][ T315] br0: port 1(veth1) entered disabled state
[ 24.690854][ T317] veth3: left allmulticast mode
[ 24.691292][ T317] veth3: left promiscuous mode
[ 24.691788][ T317] br0: port 2(veth3) entered disabled state
[ 24.694953][ T317] veth1: left allmulticast mode
[ 24.695258][ T317] veth1: left promiscuous mode
[ 24.695733][ T317] br0: port 1(veth1) entered disabled state