[ 19.941580][ T303] br0: port 1(veth1) entered blocking state
[ 19.942540][ T303] br0: port 1(veth1) entered disabled state
[ 19.943486][ T303] veth1: entered allmulticast mode
[ 19.950063][ T303] veth1: entered promiscuous mode
[ 19.953915][ T303] ------------[ cut here ]------------
[ 19.954761][ T303] WARNING: CPU: 2 PID: 303 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0
[ 19.955906][ T303] Modules linked in: bridge stp llc vrf veth
[ 19.958503][ T303] CPU: 2 UID: 0 PID: 303 Comm: ip Not tainted 6.16.0-rc4-virtme #1 PREEMPT(full)
[ 19.959614][ T303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 19.960308][ T303] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0
[ 19.960881][ T303] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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
[ 19.962894][ T303] RSP: 0018:ffffc900005f6ef0 EFLAGS: 00010246
[ 19.963672][ T303] RAX: 0000000000000000 RBX: ffff8880127ba000 RCX: 0000000000000001
[ 19.964544][ T303] RDX: 0000000000000000 RSI: ffffffff94a9b939 RDI: ffffffff942555e0
[ 19.965398][ T303] RBP: ffffc900005f6fe0 R08: 0000000000000000 R09: 0000000000000000
[ 19.966278][ T303] R10: ffffc900005f7010 R11: ffffffff958a8918 R12: 1ffff920000bede2
[ 19.967159][ T303] R13: 00000000000005dc R14: ffffc900005f7010 R15: ffff8880127baf08
[ 19.968005][ T303] FS: 00007f396fc00800(0000) GS:ffff88809f7b7000(0000) knlGS:0000000000000000
[ 19.969011][ T303] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 19.969745][ T303] CR2: 00000000004e5aa8 CR3: 0000000009a4b002 CR4: 0000000000772ef0
[ 19.970635][ T303] PKRU: 55555554
[ 19.971071][ T303] Call Trace:
[ 19.971531][ T303]
[ 19.971844][ T303] ? __pfx_netif_set_mtu_ext+0x10/0x10
[ 19.972423][ T303] ? find_held_lock+0x2b/0x80
[ 19.973040][ T303] ? mark_held_locks+0x49/0x80
[ 19.973640][ T303] ? _raw_spin_unlock_irqrestore+0x5d/0x80
[ 19.974350][ T303] ? lockdep_hardirqs_on+0x7c/0x110
[ 19.974953][ T303] netif_set_mtu+0x88/0x100
[ 19.975544][ T303] ? __pfx_netif_set_mtu+0x10/0x10
[ 19.976144][ T303] ? br_get_link_af_size_filtered+0x186/0x9d0 [bridge]
[ 19.976936][ T303] dev_set_mtu+0xa0/0x150
[ 19.977384][ T303] br_mtu_auto_adjust+0x189/0x270 [bridge]
[ 19.978190][ T303] br_add_if+0xda3/0x1330 [bridge]
[ 19.978877][ T303] do_set_master+0x332/0x500
[ 19.979488][ T303] do_setlink.constprop.0+0x9f4/0x2480
[ 19.980063][ T303] ? __pfx_do_setlink.constprop.0+0x10/0x10
[ 19.980811][ T303] ? rcu_read_lock_any_held+0x43/0xb0
[ 19.981389][ T303] ? validate_chain+0x166/0x4d0
[ 19.981977][ T303] ? __kernel_text_address+0x12/0x40
[ 19.982573][ T303] ? __lock_acquire+0x44d/0x7e0
[ 19.983156][ T303] ? __mutex_trylock_common+0xf9/0x260
[ 19.983748][ T303] ? __pfx___mutex_trylock_common+0x10/0x10
[ 19.984419][ T303] ? rcu_is_watching+0x12/0xc0
[ 19.985028][ T303] ? rcu_is_watching+0x12/0xc0
[ 19.985619][ T303] ? trace_contention_end+0xdc/0x140
[ 19.986190][ T303] ? __mutex_lock+0x19c/0xcd0
[ 19.986789][ T303] ? find_held_lock+0x2b/0x80
[ 19.987351][ T303] ? rtnl_newlink+0x651/0xa60
[ 19.987955][ T303] ? __create_object+0x5e/0xb0
[ 19.988498][ T303] ? __pfx___mutex_lock+0x10/0x10
[ 19.989043][ T303] ? trace_cap_capable+0x10f/0x190
[ 19.989617][ T303] ? _raw_spin_unlock_irqrestore+0x46/0x80
[ 19.990317][ T303] ? __rtnl_newlink+0x40e/0xa40
[ 19.990928][ T303] rtnl_newlink+0x69a/0xa60
[ 19.991550][ T303] ? __pfx_rtnl_newlink+0x10/0x10
[ 19.992100][ T303] ? __lock_acquire+0x44d/0x7e0
[ 19.992713][ T303] ? find_held_lock+0x2b/0x80
[ 19.993289][ T303] ? rtnetlink_rcv_msg+0x6ed/0xc00
[ 19.993879][ T303] ? __lock_release+0x5d/0x170
[ 19.994465][ T303] ? __pfx_rtnl_newlink+0x10/0x10
[ 19.995042][ T303] rtnetlink_rcv_msg+0x713/0xc00
[ 19.995640][ T303] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 19.996221][ T303] ? __lock_acquire+0x44d/0x7e0
[ 19.996830][ T303] netlink_rcv_skb+0x121/0x350
[ 19.997407][ T303] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 19.998003][ T303] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 19.998621][ T303] ? netlink_deliver_tap+0x13e/0x340
[ 19.999691][ T303] ? netlink_deliver_tap+0xc3/0x340
[ 20.000257][ T303] netlink_unicast+0x4a1/0x780
[ 20.000861][ T303] ? __pfx_netlink_unicast+0x10/0x10
[ 20.001722][ T303] ? __lock_acquire+0x44d/0x7e0
[ 20.002071][ T303] netlink_sendmsg+0x721/0xbe0
[ 20.002405][ T303] ? __pfx_netlink_sendmsg+0x10/0x10
[ 20.002740][ T303] ? __import_iovec+0x238/0x3c0
[ 20.003299][ T303] ____sys_sendmsg+0x7aa/0xa10
[ 20.003640][ T303] ? __pfx_____sys_sendmsg+0x10/0x10
[ 20.003962][ T303] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 20.004413][ T303] ___sys_sendmsg+0xed/0x170
[ 20.004745][ T303] ? kasan_record_aux_stack+0x8c/0xa0
[ 20.005293][ T303] ? __call_rcu_common.constprop.0+0xa8/0x640
[ 20.005927][ T303] ? __pfx____sys_sendmsg+0x10/0x10
[ 20.006253][ T303] ? find_held_lock+0x2b/0x80
[ 20.006587][ T303] ? __lock_acquire+0x44d/0x7e0
[ 20.006922][ T303] ? find_held_lock+0x2b/0x80
[ 20.007476][ T303] ? __virt_addr_valid+0x22e/0x450
[ 20.007804][ T303] ? __lock_release+0x5d/0x170
[ 20.008131][ T303] __sys_sendmsg+0x10b/0x1a0
[ 20.008463][ T303] ? __call_rcu_common.constprop.0+0x320/0x640
[ 20.008881][ T303] ? __pfx___sys_sendmsg+0x10/0x10
[ 20.009220][ T303] ? rcu_is_watching+0x12/0xc0
[ 20.009560][ T303] do_syscall_64+0xc1/0x380
[ 20.009909][ T303] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 20.010304][ T303] RIP: 0033:0x7f396fdcd1e7
[ 20.011130][ T303] 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
[ 20.012564][ T303] RSP: 002b:00007fff1fc325b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 20.013066][ T303] RAX: ffffffffffffffda RBX: 00007fff1fc32ce0 RCX: 00007f396fdcd1e7
[ 20.013553][ T303] RDX: 0000000000000000 RSI: 00007fff1fc32620 RDI: 0000000000000005
[ 20.014069][ T303] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 20.014569][ T303] R10: 0000000004a16910 R11: 0000000000000246 R12: 0000000000000004
[ 20.015061][ T303] R13: 00000000686e6263 R14: 0000000000499600 R15: 0000000000000000
[ 20.015558][ T303]
[ 20.015806][ T303] irq event stamp: 41693
[ 20.016066][ T303] hardirqs last enabled at (41703): [] __up_console_sem+0x6b/0x80
[ 20.016644][ T303] hardirqs last disabled at (41714): [] __up_console_sem+0x50/0x80
[ 20.017220][ T303] softirqs last enabled at (41226): [] handle_softirqs+0x358/0x620
[ 20.017779][ T303] softirqs last disabled at (41221): [] __irq_exit_rcu+0xfa/0x160
[ 20.018345][ T303] ---[ end trace 0000000000000000 ]---
[ 20.151872][ T304] br0: port 2(veth2) entered blocking state
[ 20.152317][ T304] br0: port 2(veth2) entered disabled state
[ 20.152930][ T304] veth2: entered allmulticast mode
[ 20.156508][ T304] veth2: entered promiscuous mode
[ 20.158237][ T304] ------------[ cut here ]------------
[ 20.158600][ T304] WARNING: CPU: 3 PID: 304 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0
[ 20.159249][ T304] Modules linked in: bridge stp llc vrf veth
[ 20.159681][ T304] CPU: 3 UID: 0 PID: 304 Comm: ip Tainted: G W 6.16.0-rc4-virtme #1 PREEMPT(full)
[ 20.160331][ T304] Tainted: [W]=WARN
[ 20.160604][ T304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.161006][ T304] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0
[ 20.161362][ T304] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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
[ 20.162515][ T304] RSP: 0018:ffffc900006a6ef0 EFLAGS: 00010246
[ 20.162920][ T304] RAX: 0000000000000000 RBX: ffff8880127ba000 RCX: 0000000000000001
[ 20.163403][ T304] RDX: 0000000000000000 RSI: ffffffff94a9b939 RDI: ffffffff942555e0
[ 20.163889][ T304] RBP: ffffc900006a6fe0 R08: 0000000000000000 R09: 0000000000000000
[ 20.164373][ T304] R10: ffffc900006a7010 R11: ffffffff958a8918 R12: 1ffff920000d4de2
[ 20.164861][ T304] R13: 00000000000005dc R14: ffffc900006a7010 R15: ffff8880127baf08
[ 20.165346][ T304] FS: 00007fb8fc89b800(0000) GS:ffff88809f837000(0000) knlGS:0000000000000000
[ 20.165915][ T304] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 20.166321][ T304] CR2: 00000000004e5ab0 CR3: 000000001242b003 CR4: 0000000000772ef0
[ 20.166814][ T304] PKRU: 55555554
[ 20.167055][ T304] Call Trace:
[ 20.167295][ T304]
[ 20.167475][ T304] ? __pfx_netif_set_mtu_ext+0x10/0x10
[ 20.167802][ T304] ? find_held_lock+0x2b/0x80
[ 20.168131][ T304] ? mark_held_locks+0x49/0x80
[ 20.168459][ T304] ? _raw_spin_unlock_irqrestore+0x5d/0x80
[ 20.168865][ T304] ? lockdep_hardirqs_on+0x7c/0x110
[ 20.169187][ T304] netif_set_mtu+0x88/0x100
[ 20.169518][ T304] ? __pfx_netif_set_mtu+0x10/0x10
[ 20.169852][ T304] ? br_get_link_af_size_filtered+0x186/0x9d0 [bridge]
[ 20.170300][ T304] dev_set_mtu+0xa0/0x150
[ 20.170558][ T304] br_mtu_auto_adjust+0x189/0x270 [bridge]
[ 20.170999][ T304] br_add_if+0xda3/0x1330 [bridge]
[ 20.171419][ T304] do_set_master+0x332/0x500
[ 20.171768][ T304] do_setlink.constprop.0+0x9f4/0x2480
[ 20.172102][ T304] ? __pfx_do_setlink.constprop.0+0x10/0x10
[ 20.172528][ T304] ? rcu_read_lock_any_held+0x43/0xb0
[ 20.172856][ T304] ? validate_chain+0x166/0x4d0
[ 20.173181][ T304] ? __kernel_text_address+0x12/0x40
[ 20.173521][ T304] ? __lock_acquire+0x44d/0x7e0
[ 20.173849][ T304] ? __mutex_trylock_common+0xf9/0x260
[ 20.174175][ T304] ? __pfx___mutex_trylock_common+0x10/0x10
[ 20.174589][ T304] ? rcu_is_watching+0x12/0xc0
[ 20.174918][ T304] ? rcu_is_watching+0x12/0xc0
[ 20.175238][ T304] ? trace_contention_end+0xdc/0x140
[ 20.175580][ T304] ? __mutex_lock+0x19c/0xcd0
[ 20.175904][ T304] ? find_held_lock+0x2b/0x80
[ 20.176230][ T304] ? rtnl_newlink+0x651/0xa60
[ 20.176559][ T304] ? __create_object+0x5e/0xb0
[ 20.176888][ T304] ? __pfx___mutex_lock+0x10/0x10
[ 20.177210][ T304] ? trace_cap_capable+0x10f/0x190
[ 20.177548][ T304] ? _raw_spin_unlock_irqrestore+0x46/0x80
[ 20.177950][ T304] ? __rtnl_newlink+0x40e/0xa40
[ 20.178282][ T304] rtnl_newlink+0x69a/0xa60
[ 20.178617][ T304] ? __pfx_rtnl_newlink+0x10/0x10
[ 20.178939][ T304] ? __lock_acquire+0x44d/0x7e0
[ 20.179266][ T304] ? find_held_lock+0x2b/0x80
[ 20.179598][ T304] ? rtnetlink_rcv_msg+0x6ed/0xc00
[ 20.179922][ T304] ? __lock_release+0x5d/0x170
[ 20.180247][ T304] ? __pfx_rtnl_newlink+0x10/0x10
[ 20.180578][ T304] rtnetlink_rcv_msg+0x713/0xc00
[ 20.180905][ T304] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 20.181233][ T304] ? __lock_acquire+0x44d/0x7e0
[ 20.181591][ T304] netlink_rcv_skb+0x121/0x350
[ 20.181916][ T304] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 20.182241][ T304] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 20.182588][ T304] ? netlink_deliver_tap+0x13e/0x340
[ 20.182909][ T304] ? netlink_deliver_tap+0xc3/0x340
[ 20.183233][ T304] netlink_unicast+0x4a1/0x780
[ 20.183557][ T304] ? __pfx_netlink_unicast+0x10/0x10
[ 20.183863][ T304] ? __lock_acquire+0x44d/0x7e0
[ 20.184173][ T304] netlink_sendmsg+0x721/0xbe0
[ 20.184496][ T304] ? __pfx_netlink_sendmsg+0x10/0x10
[ 20.184804][ T304] ? __import_iovec+0x238/0x3c0
[ 20.185118][ T304] ____sys_sendmsg+0x7aa/0xa10
[ 20.185425][ T304] ? __pfx_____sys_sendmsg+0x10/0x10
[ 20.185737][ T304] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 20.186129][ T304] ___sys_sendmsg+0xed/0x170
[ 20.186431][ T304] ? kasan_record_aux_stack+0x8c/0xa0
[ 20.186743][ T304] ? __call_rcu_common.constprop.0+0xa8/0x640
[ 20.187131][ T304] ? __pfx____sys_sendmsg+0x10/0x10
[ 20.187439][ T304] ? find_held_lock+0x2b/0x80
[ 20.187762][ T304] ? __lock_acquire+0x44d/0x7e0
[ 20.188072][ T304] ? find_held_lock+0x2b/0x80
[ 20.188376][ T304] ? __virt_addr_valid+0x22e/0x450
[ 20.188689][ T304] ? __lock_release+0x5d/0x170
[ 20.189004][ T304] __sys_sendmsg+0x10b/0x1a0
[ 20.189311][ T304] ? __call_rcu_common.constprop.0+0x320/0x640
[ 20.189696][ T304] ? __pfx___sys_sendmsg+0x10/0x10
[ 20.190017][ T304] ? rcu_is_watching+0x12/0xc0
[ 20.190341][ T304] do_syscall_64+0xc1/0x380
[ 20.190673][ T304] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 20.191066][ T304] RIP: 0033:0x7fb8fca681e7
[ 20.191392][ T304] 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
[ 20.192513][ T304] RSP: 002b:00007fffc01daa48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 20.192980][ T304] RAX: ffffffffffffffda RBX: 00007fffc01db170 RCX: 00007fb8fca681e7
[ 20.193466][ T304] RDX: 0000000000000000 RSI: 00007fffc01daab0 RDI: 0000000000000005
[ 20.193931][ T304] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 20.194391][ T304] R10: 0000000002bb4910 R11: 0000000000000246 R12: 0000000000000004
[ 20.194855][ T304] R13: 00000000686e6263 R14: 0000000000499600 R15: 0000000000000000
[ 20.195327][ T304]
[ 20.195564][ T304] irq event stamp: 33609
[ 20.195797][ T304] hardirqs last enabled at (33617): [] __up_console_sem+0x6b/0x80
[ 20.196334][ T304] hardirqs last disabled at (33624): [] __up_console_sem+0x50/0x80
[ 20.196869][ T304] softirqs last enabled at (33538): [] handle_softirqs+0x358/0x620
[ 20.197402][ T304] softirqs last disabled at (33533): [] __irq_exit_rcu+0xfa/0x160
[ 20.197945][ T304] ---[ end trace 0000000000000000 ]---
[ 20.455345][ T38] br0: port 1(veth1) entered blocking state
[ 20.455876][ T38] br0: port 1(veth1) entered forwarding state
[ 20.572555][ T125] br0: port 2(veth2) entered blocking state
[ 20.572986][ T125] br0: port 2(veth2) entered forwarding state
[ 32.597437][ T333] GACT probability NOT on
[ 243.159670][ T1634] br0: port 1(veth1) entered disabled state
[ 248.494896][ T1639] br0: port 1(veth1) entered forwarding state
[ 254.016254][ T1647] br0: vlan filtering disabled, automatically disabling multicast vlan snooping
[ 265.329157][ T1671] br0: vlan filtering disabled, automatically disabling multicast vlan snooping
[ 265.513014][ T1678] br0: port 2(veth2) entered disabled state
[ 265.636406][ T1679] br0: port 1(veth1) entered disabled state
[ 265.756386][ T1680] veth2: left allmulticast mode
[ 265.757246][ T1680] veth2: left promiscuous mode
[ 265.757746][ T1680] br0: port 2(veth2) entered disabled state
[ 265.760121][ T1680] veth1: left allmulticast mode
[ 265.760427][ T1680] veth1: left promiscuous mode
[ 265.761388][ T1680] br0: port 1(veth1) entered disabled state