[ 19.517285][ T300] br0: port 1(veth1) entered blocking state
[ 19.518282][ T300] br0: port 1(veth1) entered disabled state
[ 19.519235][ T300] veth1: entered allmulticast mode
[ 19.523849][ T300] veth1: entered promiscuous mode
[ 19.526351][ T300] ------------[ cut here ]------------
[ 19.526718][ T300] WARNING: CPU: 0 PID: 300 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0
[ 19.527374][ T300] Modules linked in: bridge stp llc vrf veth
[ 19.527893][ T300] CPU: 0 UID: 0 PID: 300 Comm: ip Not tainted 6.16.0-rc4-virtme #1 PREEMPT(full)
[ 19.528471][ T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 19.528893][ T300] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0
[ 19.529231][ T300] 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
[ 19.531329][ T300] RSP: 0018:ffffc900005f6ef0 EFLAGS: 00010246
[ 19.531770][ T300] RAX: 0000000000000000 RBX: ffff88800f79a000 RCX: 0000000000000001
[ 19.532261][ T300] RDX: 0000000000000000 RSI: ffffffffba69b941 RDI: ffffffffb9e555e0
[ 19.532759][ T300] RBP: ffffc900005f6fe0 R08: 0000000000000000 R09: 0000000000000000
[ 19.533249][ T300] R10: ffffc900005f7010 R11: ffffffffbb4a8918 R12: 1ffff920000bede2
[ 19.533769][ T300] R13: 00000000000005dc R14: ffffc900005f7010 R15: ffff88800f79af08
[ 19.534274][ T300] FS: 00007ff4a4dce800(0000) GS:ffff888079ab7000(0000) knlGS:0000000000000000
[ 19.534846][ T300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 19.535534][ T300] CR2: 00000000004e5aa8 CR3: 000000000bdc4002 CR4: 0000000000772ef0
[ 19.536031][ T300] PKRU: 55555554
[ 19.536278][ T300] Call Trace:
[ 19.536533][ T300]
[ 19.536708][ T300] ? __pfx_netif_set_mtu_ext+0x10/0x10
[ 19.537044][ T300] ? find_held_lock+0x2b/0x80
[ 19.537434][ T300] ? mark_held_locks+0x49/0x80
[ 19.537776][ T300] ? _raw_spin_unlock_irqrestore+0x5d/0x80
[ 19.538190][ T300] ? lockdep_hardirqs_on+0x7c/0x110
[ 19.538542][ T300] netif_set_mtu+0x88/0x100
[ 19.538875][ T300] ? __pfx_netif_set_mtu+0x10/0x10
[ 19.539231][ T300] ? br_get_link_af_size_filtered+0x186/0x9d0 [bridge]
[ 19.539694][ T300] dev_set_mtu+0xa0/0x150
[ 19.539946][ T300] br_mtu_auto_adjust+0x189/0x270 [bridge]
[ 19.540392][ T300] br_add_if+0xda3/0x1330 [bridge]
[ 19.540775][ T300] do_set_master+0x32f/0x500
[ 19.541118][ T300] do_setlink.constprop.0+0x9f4/0x2480
[ 19.541450][ T300] ? __pfx_do_setlink.constprop.0+0x10/0x10
[ 19.541879][ T300] ? rcu_read_lock_any_held+0x43/0xb0
[ 19.542245][ T300] ? validate_chain+0x166/0x4d0
[ 19.542582][ T300] ? __kernel_text_address+0x12/0x40
[ 19.542916][ T300] ? __lock_acquire+0x44d/0x7e0
[ 19.543244][ T300] ? __mutex_trylock_common+0xf9/0x260
[ 19.543581][ T300] ? __pfx___mutex_trylock_common+0x10/0x10
[ 19.543994][ T300] ? rcu_is_watching+0x12/0xc0
[ 19.544327][ T300] ? rcu_is_watching+0x12/0xc0
[ 19.544655][ T300] ? trace_contention_end+0xdc/0x140
[ 19.544990][ T300] ? __mutex_lock+0x19c/0xcd0
[ 19.545320][ T300] ? find_held_lock+0x2b/0x80
[ 19.545650][ T300] ? rtnl_newlink+0x651/0xa60
[ 19.545975][ T300] ? __create_object+0x5e/0xb0
[ 19.546345][ T300] ? __pfx___mutex_lock+0x10/0x10
[ 19.546699][ T300] ? trace_cap_capable+0x10f/0x190
[ 19.547028][ T300] ? _raw_spin_unlock_irqrestore+0x46/0x80
[ 19.547431][ T300] ? __rtnl_newlink+0x40e/0xa40
[ 19.547779][ T300] rtnl_newlink+0x69a/0xa60
[ 19.548110][ T300] ? __pfx_rtnl_newlink+0x10/0x10
[ 19.548438][ T300] ? __lock_acquire+0x44d/0x7e0
[ 19.548777][ T300] ? find_held_lock+0x2b/0x80
[ 19.549107][ T300] ? rtnetlink_rcv_msg+0x6ed/0xc00
[ 19.549434][ T300] ? __lock_release+0x5d/0x170
[ 19.549777][ T300] ? __pfx_rtnl_newlink+0x10/0x10
[ 19.550105][ T300] rtnetlink_rcv_msg+0x710/0xc00
[ 19.550432][ T300] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 19.550774][ T300] ? __lock_acquire+0x44d/0x7e0
[ 19.551135][ T300] netlink_rcv_skb+0x121/0x350
[ 19.551463][ T300] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 19.551836][ T300] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 19.552168][ T300] ? netlink_deliver_tap+0x13e/0x340
[ 19.552492][ T300] ? netlink_deliver_tap+0xc3/0x340
[ 19.552832][ T300] netlink_unicast+0x49e/0x780
[ 19.553171][ T300] ? __pfx_netlink_unicast+0x10/0x10
[ 19.553490][ T300] ? __lock_acquire+0x44d/0x7e0
[ 19.553831][ T300] netlink_sendmsg+0x721/0xbe0
[ 19.554160][ T300] ? __pfx_netlink_sendmsg+0x10/0x10
[ 19.554480][ T300] ? __import_iovec+0x238/0x3c0
[ 19.554823][ T300] ____sys_sendmsg+0x7ad/0xa10
[ 19.555208][ T300] ? __pfx_____sys_sendmsg+0x10/0x10
[ 19.555548][ T300] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 19.555960][ T300] ___sys_sendmsg+0xed/0x170
[ 19.556285][ T300] ? kasan_record_aux_stack+0x8c/0xa0
[ 19.556628][ T300] ? __call_rcu_common.constprop.0+0xa8/0x640
[ 19.557041][ T300] ? __pfx____sys_sendmsg+0x10/0x10
[ 19.557372][ T300] ? find_held_lock+0x2b/0x80
[ 19.557710][ T300] ? __lock_acquire+0x44d/0x7e0
[ 19.558041][ T300] ? find_held_lock+0x2b/0x80
[ 19.558366][ T300] ? __virt_addr_valid+0x22e/0x450
[ 19.558707][ T300] ? __lock_release+0x5d/0x170
[ 19.559038][ T300] __sys_sendmsg+0x10b/0x1a0
[ 19.559396][ T300] ? __call_rcu_common.constprop.0+0x320/0x640
[ 19.559818][ T300] ? __pfx___sys_sendmsg+0x10/0x10
[ 19.560158][ T300] ? rcu_is_watching+0x12/0xc0
[ 19.560487][ T300] do_syscall_64+0xc1/0x380
[ 19.560825][ T300] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 19.561232][ T300] RIP: 0033:0x7ff4a4f9b1e7
[ 19.561586][ T300] 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
[ 19.562756][ T300] RSP: 002b:00007fffe8e1f4a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 19.563290][ T300] RAX: ffffffffffffffda RBX: 00007fffe8e1fbd0 RCX: 00007ff4a4f9b1e7
[ 19.563799][ T300] RDX: 0000000000000000 RSI: 00007fffe8e1f510 RDI: 0000000000000005
[ 19.564295][ T300] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 19.564791][ T300] R10: 000000001075b910 R11: 0000000000000246 R12: 0000000000000004
[ 19.565297][ T300] R13: 00000000686e1a70 R14: 0000000000499600 R15: 0000000000000000
[ 19.565817][ T300]
[ 19.566072][ T300] irq event stamp: 41835
[ 19.566320][ T300] hardirqs last enabled at (41843): [] __up_console_sem+0x6b/0x80
[ 19.566901][ T300] hardirqs last disabled at (41852): [] __up_console_sem+0x50/0x80
[ 19.567492][ T300] softirqs last enabled at (41506): [] handle_softirqs+0x358/0x620
[ 19.568084][ T300] softirqs last disabled at (41495): [] __irq_exit_rcu+0xfa/0x160
[ 19.568665][ T300] ---[ end trace 0000000000000000 ]---
[ 19.687405][ T302] br0: port 2(veth2) entered blocking state
[ 19.688301][ T302] br0: port 2(veth2) entered disabled state
[ 19.688798][ T302] veth2: entered allmulticast mode
[ 19.692405][ T302] veth2: entered promiscuous mode
[ 19.693869][ T302] ------------[ cut here ]------------
[ 19.694263][ T302] WARNING: CPU: 2 PID: 302 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0
[ 19.694920][ T302] Modules linked in: bridge stp llc vrf veth
[ 19.695356][ T302] CPU: 2 UID: 0 PID: 302 Comm: ip Tainted: G W 6.16.0-rc4-virtme #1 PREEMPT(full)
[ 19.696018][ T302] Tainted: [W]=WARN
[ 19.696271][ T302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 19.696702][ T302] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0
[ 19.697037][ T302] 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
[ 19.698217][ T302] RSP: 0018:ffffc900005e6ef0 EFLAGS: 00010246
[ 19.698629][ T302] RAX: 0000000000000000 RBX: ffff88800f79a000 RCX: 0000000000000001
[ 19.699117][ T302] RDX: 0000000000000000 RSI: ffffffffba69b941 RDI: ffffffffb9e555e0
[ 19.699610][ T302] RBP: ffffc900005e6fe0 R08: 0000000000000000 R09: 0000000000000000
[ 19.700103][ T302] R10: ffffc900005e7010 R11: ffffffffbb4a8918 R12: 1ffff920000bcde2
[ 19.700598][ T302] R13: 00000000000005dc R14: ffffc900005e7010 R15: ffff88800f79af08
[ 19.701083][ T302] FS: 00007fda0a19c800(0000) GS:ffff888079bb7000(0000) knlGS:0000000000000000
[ 19.701653][ T302] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 19.702085][ T302] CR2: 00000000004e5ab0 CR3: 000000000a7be002 CR4: 0000000000772ef0
[ 19.702596][ T302] PKRU: 55555554
[ 19.702840][ T302] Call Trace:
[ 19.703089][ T302]
[ 19.703265][ T302] ? __pfx_netif_set_mtu_ext+0x10/0x10
[ 19.703646][ T302] ? find_held_lock+0x2b/0x80
[ 19.703973][ T302] ? mark_held_locks+0x49/0x80
[ 19.704293][ T302] ? _raw_spin_unlock_irqrestore+0x5d/0x80
[ 19.704714][ T302] ? lockdep_hardirqs_on+0x7c/0x110
[ 19.705094][ T302] netif_set_mtu+0x88/0x100
[ 19.705443][ T302] ? __pfx_netif_set_mtu+0x10/0x10
[ 19.705808][ T302] ? br_get_link_af_size_filtered+0x186/0x9d0 [bridge]
[ 19.706273][ T302] dev_set_mtu+0xa0/0x150
[ 19.706553][ T302] br_mtu_auto_adjust+0x189/0x270 [bridge]
[ 19.707000][ T302] br_add_if+0xda3/0x1330 [bridge]
[ 19.707385][ T302] do_set_master+0x32f/0x500
[ 19.707732][ T302] do_setlink.constprop.0+0x9f4/0x2480
[ 19.708064][ T302] ? __pfx_do_setlink.constprop.0+0x10/0x10
[ 19.708475][ T302] ? rcu_read_lock_any_held+0x43/0xb0
[ 19.708830][ T302] ? validate_chain+0x166/0x4d0
[ 19.709167][ T302] ? __kernel_text_address+0x12/0x40
[ 19.709533][ T302] ? __lock_acquire+0x44d/0x7e0
[ 19.709876][ T302] ? __mutex_trylock_common+0xf9/0x260
[ 19.710220][ T302] ? __pfx___mutex_trylock_common+0x10/0x10
[ 19.710644][ T302] ? rcu_is_watching+0x12/0xc0
[ 19.710983][ T302] ? rcu_is_watching+0x12/0xc0
[ 19.711321][ T302] ? trace_contention_end+0xdc/0x140
[ 19.711666][ T302] ? __mutex_lock+0x19c/0xcd0
[ 19.712014][ T302] ? find_held_lock+0x2b/0x80
[ 19.712362][ T302] ? rtnl_newlink+0x651/0xa60
[ 19.712710][ T302] ? __create_object+0x5e/0xb0
[ 19.713048][ T302] ? __pfx___mutex_lock+0x10/0x10
[ 19.713384][ T302] ? trace_cap_capable+0x10f/0x190
[ 19.713744][ T302] ? _raw_spin_unlock_irqrestore+0x46/0x80
[ 19.714168][ T302] ? __rtnl_newlink+0x40e/0xa40
[ 19.714536][ T302] rtnl_newlink+0x69a/0xa60
[ 19.714867][ T302] ? __pfx_rtnl_newlink+0x10/0x10
[ 19.715264][ T302] ? __lock_acquire+0x44d/0x7e0
[ 19.715631][ T302] ? find_held_lock+0x2b/0x80
[ 19.715955][ T302] ? rtnetlink_rcv_msg+0x6ed/0xc00
[ 19.716272][ T302] ? __lock_release+0x5d/0x170
[ 19.716605][ T302] ? __pfx_rtnl_newlink+0x10/0x10
[ 19.716933][ T302] rtnetlink_rcv_msg+0x710/0xc00
[ 19.717265][ T302] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 19.717618][ T302] ? __lock_acquire+0x44d/0x7e0
[ 19.717955][ T302] netlink_rcv_skb+0x121/0x350
[ 19.718293][ T302] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 19.718638][ T302] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 19.718973][ T302] ? netlink_deliver_tap+0x13e/0x340
[ 19.719304][ T302] ? netlink_deliver_tap+0xc3/0x340
[ 19.719643][ T302] netlink_unicast+0x49e/0x780
[ 19.719987][ T302] ? __pfx_netlink_unicast+0x10/0x10
[ 19.720317][ T302] ? __lock_acquire+0x44d/0x7e0
[ 19.720649][ T302] netlink_sendmsg+0x721/0xbe0
[ 19.720980][ T302] ? __pfx_netlink_sendmsg+0x10/0x10
[ 19.721302][ T302] ? __import_iovec+0x238/0x3c0
[ 19.721646][ T302] ____sys_sendmsg+0x7ad/0xa10
[ 19.721986][ T302] ? __pfx_____sys_sendmsg+0x10/0x10
[ 19.722319][ T302] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 19.722752][ T302] ___sys_sendmsg+0xed/0x170
[ 19.723072][ T302] ? kasan_record_aux_stack+0x8c/0xa0
[ 19.723420][ T302] ? __call_rcu_common.constprop.0+0xa8/0x640
[ 19.723835][ T302] ? __pfx____sys_sendmsg+0x10/0x10
[ 19.724188][ T302] ? find_held_lock+0x2b/0x80
[ 19.724532][ T302] ? __lock_acquire+0x44d/0x7e0
[ 19.724868][ T302] ? find_held_lock+0x2b/0x80
[ 19.725218][ T302] ? __virt_addr_valid+0x22e/0x450
[ 19.725576][ T302] ? __lock_release+0x5d/0x170
[ 19.725934][ T302] __sys_sendmsg+0x10b/0x1a0
[ 19.726267][ T302] ? __call_rcu_common.constprop.0+0x320/0x640
[ 19.726699][ T302] ? __pfx___sys_sendmsg+0x10/0x10
[ 19.727048][ T302] ? rcu_is_watching+0x12/0xc0
[ 19.727402][ T302] do_syscall_64+0xc1/0x380
[ 19.727775][ T302] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 19.728181][ T302] RIP: 0033:0x7fda0a3691e7
[ 19.728574][ T302] 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
[ 19.729723][ T302] RSP: 002b:00007fffcb473608 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 19.730216][ T302] RAX: ffffffffffffffda RBX: 00007fffcb473d30 RCX: 00007fda0a3691e7
[ 19.730735][ T302] RDX: 0000000000000000 RSI: 00007fffcb473670 RDI: 0000000000000005
[ 19.731230][ T302] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 19.731741][ T302] R10: 0000000017cb8910 R11: 0000000000000246 R12: 0000000000000004
[ 19.732274][ T302] R13: 00000000686e1a70 R14: 0000000000499600 R15: 0000000000000000
[ 19.732795][ T302]
[ 19.733057][ T302] irq event stamp: 36779
[ 19.733301][ T302] hardirqs last enabled at (36789): [] __up_console_sem+0x6b/0x80
[ 19.733867][ T302] hardirqs last disabled at (36800): [] __up_console_sem+0x50/0x80
[ 19.734453][ T302] softirqs last enabled at (36660): [] handle_softirqs+0x358/0x620
[ 19.735081][ T302] softirqs last disabled at (36647): [] __irq_exit_rcu+0xfa/0x160
[ 19.735649][ T302] ---[ end trace 0000000000000000 ]---
[ 19.979108][ T46] br0: port 1(veth1) entered blocking state
[ 19.979812][ T46] br0: port 1(veth1) entered forwarding state
[ 20.115697][ T57] br0: port 2(veth2) entered blocking state
[ 20.116132][ T57] br0: port 2(veth2) entered forwarding state
[ 34.583839][ T354] GACT probability NOT on
[ 226.421034][ T1595] br0: port 1(veth1) entered disabled state
[ 231.770128][ T1600] br0: port 1(veth1) entered forwarding state
[ 237.306397][ T1608] br0: vlan filtering disabled, automatically disabling multicast vlan snooping
[ 248.749170][ T1632] br0: vlan filtering disabled, automatically disabling multicast vlan snooping
[ 248.927954][ T1639] br0: port 2(veth2) entered disabled state
[ 249.067214][ T1640] br0: port 1(veth1) entered disabled state
[ 249.226379][ T1641] veth2: left allmulticast mode
[ 249.226983][ T1641] veth2: left promiscuous mode
[ 249.227500][ T1641] br0: port 2(veth2) entered disabled state
[ 249.230373][ T1641] veth1: left allmulticast mode
[ 249.230722][ T1641] veth1: left promiscuous mode
[ 249.231308][ T1641] br0: port 1(veth1) entered disabled state