[ 38.647823][ T487] ip (487) used greatest stack depth: 23600 bytes left [ 41.412323][ T523] veth0: renamed from veth-hv-1 [ 42.553134][ T539] br0: port 1(vxlan0) entered blocking state [ 42.553514][ T539] br0: port 1(vxlan0) entered disabled state [ 42.553894][ T539] vxlan0: entered allmulticast mode [ 42.556252][ T539] vxlan0: entered promiscuous mode [ 42.559570][ T539] ------------[ cut here ]------------ [ 42.559878][ T539] WARNING: CPU: 0 PID: 539 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0 [ 42.561442][ T539] Modules linked in: vxlan pktgen [ 42.561822][ T539] CPU: 0 UID: 0 PID: 539 Comm: ip Not tainted 6.16.0-rc4-virtme #1 PREEMPT(full) [ 42.562358][ T539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.562738][ T539] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0 [ 42.563049][ T539] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 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 [ 42.564229][ T539] RSP: 0018:ffffc900004f6ef0 EFLAGS: 00010246 [ 42.564610][ T539] RAX: 0000000000000000 RBX: ffff88800ecea000 RCX: 0000000000000001 [ 42.565058][ T539] RDX: 0000000000000000 RSI: ffffffff86310751 RDI: ffffffff85a58280 [ 42.565512][ T539] RBP: ffffc900004f6fd8 R08: 0000000000000000 R09: 0000000000000000 [ 42.565967][ T539] R10: ffffc900004f7008 R11: ffffffff86d8d1e0 R12: 1ffff9200009ede2 [ 42.566432][ T539] R13: 00000000000005aa R14: ffffc900004f7008 R15: ffff88800eceaf48 [ 42.566878][ T539] FS: 00007f04553a9800(0000) GS:ffff8880e4599000(0000) knlGS:0000000000000000 [ 42.567412][ T539] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.567787][ T539] CR2: 00000000004e6888 CR3: 0000000011759001 CR4: 0000000000772ef0 [ 42.568251][ T539] PKRU: 55555554 [ 42.568477][ T539] Call Trace: [ 42.568702][ T539] [ 42.568859][ T539] ? __pfx_netif_set_mtu_ext+0x10/0x10 [ 42.569169][ T539] ? __lock_acquire+0x44d/0x7e0 [ 42.569479][ T539] netif_set_mtu+0x88/0x100 [ 42.569780][ T539] ? __pfx_netif_set_mtu+0x10/0x10 [ 42.570111][ T539] dev_set_mtu+0xa4/0x230 [ 42.570345][ T539] br_mtu_auto_adjust+0x189/0x270 [ 42.570646][ T539] br_add_if+0xda3/0x1330 [ 42.570883][ T539] do_set_master+0x38d/0x6d0 [ 42.571191][ T539] ? kernel_text_address+0xce/0xe0 [ 42.571492][ T539] do_setlink.constprop.0+0x9fc/0x2650 [ 42.571796][ T539] ? __pfx_do_setlink.constprop.0+0x10/0x10 [ 42.572183][ T539] ? rcu_read_lock_any_held+0x43/0xb0 [ 42.572482][ T539] ? validate_chain+0x166/0x4d0 [ 42.572775][ T539] ? __kernel_text_address+0x12/0x40 [ 42.573087][ T539] ? __lock_acquire+0x44d/0x7e0 [ 42.573387][ T539] ? __mutex_trylock_common+0xf9/0x260 [ 42.573682][ T539] ? __pfx___mutex_trylock_common+0x10/0x10 [ 42.574050][ T539] ? rcu_is_watching+0x12/0xc0 [ 42.574367][ T539] ? rcu_is_watching+0x12/0xc0 [ 42.574667][ T539] ? trace_contention_end+0xdc/0x140 [ 42.574965][ T539] ? __mutex_lock+0x19c/0xcd0 [ 42.575275][ T539] ? find_held_lock+0x2b/0x80 [ 42.575572][ T539] ? rtnl_newlink+0x651/0xa60 [ 42.575865][ T539] ? __create_object+0x5e/0xb0 [ 42.576171][ T539] ? __pfx___mutex_lock+0x10/0x10 [ 42.576467][ T539] ? trace_cap_capable+0x10f/0x190 [ 42.576766][ T539] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 42.577141][ T539] ? __rtnl_newlink+0x40e/0xa40 [ 42.577447][ T539] rtnl_newlink+0x69a/0xa60 [ 42.577751][ T539] ? __pfx_rtnl_newlink+0x10/0x10 [ 42.578047][ T539] ? __lock_acquire+0x44d/0x7e0 [ 42.578365][ T539] ? find_held_lock+0x2b/0x80 [ 42.578662][ T539] ? rtnetlink_rcv_msg+0x6ed/0xc00 [ 42.578956][ T539] ? __lock_release+0x5d/0x170 [ 42.579270][ T539] ? __pfx_rtnl_newlink+0x10/0x10 [ 42.579568][ T539] rtnetlink_rcv_msg+0x710/0xc00 [ 42.579866][ T539] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 42.580180][ T539] ? __lock_acquire+0x44d/0x7e0 [ 42.580488][ T539] netlink_rcv_skb+0x121/0x350 [ 42.580784][ T539] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 42.581095][ T539] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 42.581408][ T539] ? netlink_deliver_tap+0x13e/0x340 [ 42.581705][ T539] ? netlink_deliver_tap+0xc3/0x340 [ 42.582004][ T539] netlink_unicast+0x4a1/0x780 [ 42.582333][ T539] ? __pfx_netlink_unicast+0x10/0x10 [ 42.582641][ T539] ? __lock_acquire+0x44d/0x7e0 [ 42.582941][ T539] netlink_sendmsg+0x721/0xbe0 [ 42.583254][ T539] ? __pfx_netlink_sendmsg+0x10/0x10 [ 42.583558][ T539] ? __import_iovec+0x238/0x3c0 [ 42.583886][ T539] ____sys_sendmsg+0x7ad/0xa10 [ 42.584198][ T539] ? __pfx_____sys_sendmsg+0x10/0x10 [ 42.584496][ T539] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 42.584877][ T539] ___sys_sendmsg+0xed/0x170 [ 42.585180][ T539] ? kasan_record_aux_stack+0x8c/0xa0 [ 42.585476][ T539] ? __call_rcu_common.constprop.0+0xa8/0x640 [ 42.585851][ T539] ? __pfx____sys_sendmsg+0x10/0x10 [ 42.586162][ T539] ? find_held_lock+0x2b/0x80 [ 42.586464][ T539] ? __lock_acquire+0x44d/0x7e0 [ 42.586765][ T539] ? find_held_lock+0x2b/0x80 [ 42.587060][ T539] ? __virt_addr_valid+0x22e/0x450 [ 42.587371][ T539] ? __lock_release+0x5d/0x170 [ 42.587676][ T539] __sys_sendmsg+0x10b/0x1a0 [ 42.587970][ T539] ? __call_rcu_common.constprop.0+0x320/0x640 [ 42.588350][ T539] ? __pfx___sys_sendmsg+0x10/0x10 [ 42.588660][ T539] ? rcu_is_watching+0x12/0xc0 [ 42.588957][ T539] do_syscall_64+0xc1/0x380 [ 42.589264][ T539] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.589631][ T539] RIP: 0033:0x7f04555761e7 [ 42.589950][ T539] 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 [ 42.591263][ T539] RSP: 002b:00007fffc82ddb38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 42.591727][ T539] RAX: ffffffffffffffda RBX: 00007fffc82de270 RCX: 00007f04555761e7 [ 42.592188][ T539] RDX: 0000000000000000 RSI: 00007fffc82ddba0 RDI: 0000000000000005 [ 42.592650][ T539] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000 [ 42.593101][ T539] R10: 0000000004484910 R11: 0000000000000246 R12: 0000000000000003 [ 42.593548][ T539] R13: 00000000686e77c0 R14: 0000000000499600 R15: 0000000000000000 [ 42.594008][ T539] [ 42.594244][ T539] irq event stamp: 52621 [ 42.594470][ T539] hardirqs last enabled at (52629): [] __up_console_sem+0x6b/0x80 [ 42.594994][ T539] hardirqs last disabled at (52636): [] __up_console_sem+0x50/0x80 [ 42.595523][ T539] softirqs last enabled at (52550): [] handle_softirqs+0x358/0x620 [ 42.596043][ T539] softirqs last disabled at (52533): [] __irq_exit_rcu+0xfa/0x160 [ 42.596566][ T539] ---[ end trace 0000000000000000 ]--- [ 42.714311][ T540] br0: port 1(vxlan0) entered blocking state [ 42.714892][ T540] br0: port 1(vxlan0) entered forwarding state [ 42.979666][ T542] veth0: renamed from veth-hv-2 [ 43.938440][ T550] br0: port 1(vxlan0) entered blocking state [ 43.938949][ T550] br0: port 1(vxlan0) entered disabled state [ 43.939749][ T550] vxlan0: entered allmulticast mode [ 43.941983][ T550] vxlan0: entered promiscuous mode [ 43.945018][ T550] ------------[ cut here ]------------ [ 43.945381][ T550] WARNING: CPU: 2 PID: 550 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0 [ 43.946004][ T550] Modules linked in: vxlan pktgen [ 43.946397][ T550] CPU: 2 UID: 0 PID: 550 Comm: ip Tainted: G W 6.16.0-rc4-virtme #1 PREEMPT(full) [ 43.947032][ T550] Tainted: [W]=WARN [ 43.947312][ T550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.947719][ T550] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0 [ 43.948054][ T550] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 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 [ 43.949175][ T550] RSP: 0018:ffffc900005d6ef0 EFLAGS: 00010246 [ 43.949584][ T550] RAX: 0000000000000000 RBX: ffff88800e8ea000 RCX: 0000000000000001 [ 43.950057][ T550] RDX: 0000000000000000 RSI: ffffffff86310751 RDI: ffffffff85a58280 [ 43.950591][ T550] RBP: ffffc900005d6fd8 R08: 0000000000000000 R09: 0000000000000000 [ 43.951105][ T550] R10: ffffc900005d7008 R11: ffffffff86d8d1e0 R12: 1ffff920000bade2 [ 43.951586][ T550] R13: 00000000000005aa R14: ffffc900005d7008 R15: ffff88800e8eaf48 [ 43.952061][ T550] FS: 00007fc57cc04800(0000) GS:ffff8880e4699000(0000) knlGS:0000000000000000 [ 43.952628][ T550] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.953029][ T550] CR2: 00000000004e6888 CR3: 000000000b7b4005 CR4: 0000000000772ef0 [ 43.953517][ T550] PKRU: 55555554 [ 43.953767][ T550] Call Trace: [ 43.954013][ T550] [ 43.954196][ T550] ? __pfx_netif_set_mtu_ext+0x10/0x10 [ 43.954522][ T550] ? __lock_acquire+0x44d/0x7e0 [ 43.954861][ T550] netif_set_mtu+0x88/0x100 [ 43.955209][ T550] ? __pfx_netif_set_mtu+0x10/0x10 [ 43.955550][ T550] dev_set_mtu+0xa4/0x230 [ 43.955798][ T550] br_mtu_auto_adjust+0x189/0x270 [ 43.956143][ T550] br_add_if+0xda3/0x1330 [ 43.956400][ T550] do_set_master+0x38d/0x6d0 [ 43.956720][ T550] ? kernel_text_address+0xce/0xe0 [ 43.957045][ T550] do_setlink.constprop.0+0x9fc/0x2650 [ 43.957385][ T550] ? __pfx_do_setlink.constprop.0+0x10/0x10 [ 43.957789][ T550] ? rcu_read_lock_any_held+0x43/0xb0 [ 43.958137][ T550] ? validate_chain+0x166/0x4d0 [ 43.958469][ T550] ? __kernel_text_address+0x12/0x40 [ 43.958796][ T550] ? __lock_acquire+0x44d/0x7e0 [ 43.959143][ T550] ? __mutex_trylock_common+0xf9/0x260 [ 43.959474][ T550] ? __pfx___mutex_trylock_common+0x10/0x10 [ 43.959868][ T550] ? rcu_is_watching+0x12/0xc0 [ 43.960204][ T550] ? rcu_is_watching+0x12/0xc0 [ 43.960540][ T550] ? trace_contention_end+0xdc/0x140 [ 43.960868][ T550] ? __mutex_lock+0x19c/0xcd0 [ 43.961202][ T550] ? find_held_lock+0x2b/0x80 [ 43.961525][ T550] ? rtnl_newlink+0x651/0xa60 [ 43.961840][ T550] ? __create_object+0x5e/0xb0 [ 43.962171][ T550] ? __pfx___mutex_lock+0x10/0x10 [ 43.962493][ T550] ? trace_cap_capable+0x10f/0x190 [ 43.962818][ T550] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 43.963237][ T550] ? __rtnl_newlink+0x40e/0xa40 [ 43.963576][ T550] rtnl_newlink+0x69a/0xa60 [ 43.963900][ T550] ? __pfx_rtnl_newlink+0x10/0x10 [ 43.964234][ T550] ? __lock_acquire+0x44d/0x7e0 [ 43.964564][ T550] ? find_held_lock+0x2b/0x80 [ 43.964887][ T550] ? rtnetlink_rcv_msg+0x6ed/0xc00 [ 43.965216][ T550] ? __lock_release+0x5d/0x170 [ 43.965543][ T550] ? __pfx_rtnl_newlink+0x10/0x10 [ 43.965861][ T550] rtnetlink_rcv_msg+0x710/0xc00 [ 43.966216][ T550] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 43.966547][ T550] ? __lock_acquire+0x44d/0x7e0 [ 43.966873][ T550] netlink_rcv_skb+0x121/0x350 [ 43.967212][ T550] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 43.967540][ T550] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 43.967871][ T550] ? netlink_deliver_tap+0x13e/0x340 [ 43.968202][ T550] ? netlink_deliver_tap+0xc3/0x340 [ 43.968529][ T550] netlink_unicast+0x4a1/0x780 [ 43.968853][ T550] ? __pfx_netlink_unicast+0x10/0x10 [ 43.969181][ T550] ? __lock_acquire+0x44d/0x7e0 [ 43.969509][ T550] netlink_sendmsg+0x721/0xbe0 [ 43.969833][ T550] ? __pfx_netlink_sendmsg+0x10/0x10 [ 43.970168][ T550] ? __import_iovec+0x238/0x3c0 [ 43.970506][ T550] ____sys_sendmsg+0x7ad/0xa10 [ 43.970841][ T550] ? __pfx_____sys_sendmsg+0x10/0x10 [ 43.971187][ T550] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 43.971597][ T550] ___sys_sendmsg+0xed/0x170 [ 43.971917][ T550] ? kasan_record_aux_stack+0x8c/0xa0 [ 43.972252][ T550] ? __call_rcu_common.constprop.0+0xa8/0x640 [ 43.972650][ T550] ? __pfx____sys_sendmsg+0x10/0x10 [ 43.972977][ T550] ? find_held_lock+0x2b/0x80 [ 43.973318][ T550] ? __lock_acquire+0x44d/0x7e0 [ 43.973646][ T550] ? find_held_lock+0x2b/0x80 [ 43.973967][ T550] ? __virt_addr_valid+0x22e/0x450 [ 43.974304][ T550] ? __lock_release+0x5d/0x170 [ 43.974640][ T550] __sys_sendmsg+0x10b/0x1a0 [ 43.974957][ T550] ? __call_rcu_common.constprop.0+0x320/0x640 [ 43.975375][ T550] ? __pfx___sys_sendmsg+0x10/0x10 [ 43.975722][ T550] ? rcu_is_watching+0x12/0xc0 [ 43.976043][ T550] do_syscall_64+0xc1/0x380 [ 43.976382][ T550] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.976774][ T550] RIP: 0033:0x7fc57cdd11e7 [ 43.977110][ T550] 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 [ 43.978232][ T550] RSP: 002b:00007ffc24312618 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 43.978713][ T550] RAX: ffffffffffffffda RBX: 00007ffc24312d50 RCX: 00007fc57cdd11e7 [ 43.979210][ T550] RDX: 0000000000000000 RSI: 00007ffc24312680 RDI: 0000000000000005 [ 43.979689][ T550] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000 [ 43.980176][ T550] R10: 000000002fbcf910 R11: 0000000000000246 R12: 0000000000000003 [ 43.980665][ T550] R13: 00000000686e77c1 R14: 0000000000499600 R15: 0000000000000000 [ 43.981164][ T550] [ 43.981411][ T550] irq event stamp: 44261 [ 43.981654][ T550] hardirqs last enabled at (44271): [] __up_console_sem+0x6b/0x80 [ 43.982219][ T550] hardirqs last disabled at (44282): [] __up_console_sem+0x50/0x80 [ 43.982766][ T550] softirqs last enabled at (44204): [] handle_softirqs+0x358/0x620 [ 43.983339][ T550] softirqs last disabled at (44301): [] __irq_exit_rcu+0xfa/0x160 [ 43.983886][ T550] ---[ end trace 0000000000000000 ]--- [ 44.118500][ T551] br0: port 1(vxlan0) entered blocking state [ 44.118897][ T551] br0: port 1(vxlan0) entered forwarding state [ 44.735892][ T557] br0: port 2(veth-tap) entered blocking state [ 44.736314][ T557] br0: port 2(veth-tap) entered disabled state [ 44.736725][ T557] veth-tap: entered allmulticast mode [ 44.738950][ T557] veth-tap: entered promiscuous mode [ 44.741001][ T557] ------------[ cut here ]------------ [ 44.741347][ T557] WARNING: CPU: 3 PID: 557 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0 [ 44.741973][ T557] Modules linked in: vxlan pktgen [ 44.742923][ T557] CPU: 3 UID: 0 PID: 557 Comm: ip Tainted: G W 6.16.0-rc4-virtme #1 PREEMPT(full) [ 44.743577][ T557] Tainted: [W]=WARN [ 44.743815][ T557] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.744217][ T557] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0 [ 44.744541][ T557] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 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 [ 44.745677][ T557] RSP: 0018:ffffc90000606ef0 EFLAGS: 00010246 [ 44.746083][ T557] RAX: 0000000000000000 RBX: ffff88800ecea000 RCX: 0000000000000001 [ 44.746549][ T557] RDX: 0000000000000000 RSI: ffffffff86310751 RDI: ffffffff85a58280 [ 44.747029][ T557] RBP: ffffc90000606fd8 R08: 0000000000000000 R09: 0000000000000000 [ 44.747514][ T557] R10: ffffc90000607008 R11: ffffffff876ceab8 R12: 1ffff920000c0de2 [ 44.747985][ T557] R13: 00000000000005aa R14: ffffc90000607008 R15: ffff88800eceaf48 [ 44.748454][ T557] FS: 00007f7ac9c92800(0000) GS:ffff8880e4719000(0000) knlGS:0000000000000000 [ 44.749004][ T557] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.749414][ T557] CR2: 00000000004e6888 CR3: 000000000caff006 CR4: 0000000000772ef0 [ 44.749884][ T557] PKRU: 55555554 [ 44.750127][ T557] Call Trace: [ 44.750365][ T557] [ 44.750531][ T557] ? __pfx_netif_set_mtu_ext+0x10/0x10 [ 44.750854][ T557] ? mark_held_locks+0x49/0x80 [ 44.751180][ T557] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 44.751574][ T557] ? lockdep_hardirqs_on+0x7c/0x110 [ 44.751894][ T557] netif_set_mtu+0x88/0x100 [ 44.752219][ T557] ? __pfx_netif_set_mtu+0x10/0x10 [ 44.752554][ T557] ? br_get_link_af_size_filtered+0x186/0x9d0 [ 44.752946][ T557] dev_set_mtu+0xa4/0x230 [ 44.753193][ T557] br_mtu_auto_adjust+0x189/0x270 [ 44.753510][ T557] br_add_if+0xda3/0x1330 [ 44.753758][ T557] do_set_master+0x38d/0x6d0 [ 44.754077][ T557] ? kernel_text_address+0xce/0xe0 [ 44.754394][ T557] do_setlink.constprop.0+0x9fc/0x2650 [ 44.754715][ T557] ? __pfx_do_setlink.constprop.0+0x10/0x10 [ 44.755120][ T557] ? rcu_read_lock_any_held+0x43/0xb0 [ 44.755439][ T557] ? validate_chain+0x166/0x4d0 [ 44.755753][ T557] ? __kernel_text_address+0x12/0x40 [ 44.756083][ T557] ? __lock_acquire+0x44d/0x7e0 [ 44.756398][ T557] ? __mutex_trylock_common+0xf9/0x260 [ 44.756710][ T557] ? __pfx___mutex_trylock_common+0x10/0x10 [ 44.757107][ T557] ? rcu_is_watching+0x12/0xc0 [ 44.757431][ T557] ? rcu_is_watching+0x12/0xc0 [ 44.757743][ T557] ? trace_contention_end+0xdc/0x140 [ 44.758057][ T557] ? __mutex_lock+0x19c/0xcd0 [ 44.758382][ T557] ? find_held_lock+0x2b/0x80 [ 44.758693][ T557] ? rtnl_newlink+0x651/0xa60 [ 44.758997][ T557] ? __create_object+0x5e/0xb0 [ 44.759320][ T557] ? __pfx___mutex_lock+0x10/0x10 [ 44.759634][ T557] ? trace_cap_capable+0x10f/0x190 [ 44.759954][ T557] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 44.760364][ T557] ? __rtnl_newlink+0x40e/0xa40 [ 44.760685][ T557] rtnl_newlink+0x69a/0xa60 [ 44.761001][ T557] ? __pfx_rtnl_newlink+0x10/0x10 [ 44.761322][ T557] ? __lock_acquire+0x44d/0x7e0 [ 44.761639][ T557] ? find_held_lock+0x2b/0x80 [ 44.761951][ T557] ? rtnetlink_rcv_msg+0x6ed/0xc00 [ 44.762272][ T557] ? __lock_release+0x5d/0x170 [ 44.762591][ T557] ? __pfx_rtnl_newlink+0x10/0x10 [ 44.762895][ T557] rtnetlink_rcv_msg+0x710/0xc00 [ 44.763217][ T557] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 44.763536][ T557] ? __lock_acquire+0x44d/0x7e0 [ 44.763855][ T557] netlink_rcv_skb+0x121/0x350 [ 44.764177][ T557] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 44.764494][ T557] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 44.764820][ T557] ? netlink_deliver_tap+0x13e/0x340 [ 44.765142][ T557] ? netlink_deliver_tap+0xc3/0x340 [ 44.765455][ T557] netlink_unicast+0x4a1/0x780 [ 44.765771][ T557] ? __pfx_netlink_unicast+0x10/0x10 [ 44.766126][ T557] ? __lock_acquire+0x44d/0x7e0 [ 44.766453][ T557] netlink_sendmsg+0x721/0xbe0 [ 44.766772][ T557] ? __pfx_netlink_sendmsg+0x10/0x10 [ 44.767096][ T557] ? __import_iovec+0x238/0x3c0 [ 44.767423][ T557] ____sys_sendmsg+0x7ad/0xa10 [ 44.767741][ T557] ? __pfx_____sys_sendmsg+0x10/0x10 [ 44.768053][ T557] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 44.768466][ T557] ___sys_sendmsg+0xed/0x170 [ 44.768779][ T557] ? kasan_record_aux_stack+0x8c/0xa0 [ 44.769096][ T557] ? __call_rcu_common.constprop.0+0xa8/0x640 [ 44.769489][ T557] ? __pfx____sys_sendmsg+0x10/0x10 [ 44.769811][ T557] ? find_held_lock+0x2b/0x80 [ 44.770136][ T557] ? __lock_acquire+0x44d/0x7e0 [ 44.770461][ T557] ? find_held_lock+0x2b/0x80 [ 44.770773][ T557] ? __virt_addr_valid+0x22e/0x450 [ 44.771097][ T557] ? __lock_release+0x5d/0x170 [ 44.771418][ T557] __sys_sendmsg+0x10b/0x1a0 [ 44.771727][ T557] ? __call_rcu_common.constprop.0+0x320/0x640 [ 44.772129][ T557] ? __pfx___sys_sendmsg+0x10/0x10 [ 44.772460][ T557] ? rcu_is_watching+0x12/0xc0 [ 44.772778][ T557] do_syscall_64+0xc1/0x380 [ 44.773104][ T557] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 44.773494][ T557] RIP: 0033:0x7f7ac9e5f1e7 [ 44.773816][ T557] 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 [ 44.774954][ T557] RSP: 002b:00007ffec5df9a18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 44.775435][ T557] RAX: ffffffffffffffda RBX: 00007ffec5dfa150 RCX: 00007f7ac9e5f1e7 [ 44.775908][ T557] RDX: 0000000000000000 RSI: 00007ffec5df9a80 RDI: 0000000000000005 [ 44.776389][ T557] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000 [ 44.776869][ T557] R10: 00000000250b5910 R11: 0000000000000246 R12: 0000000000000003 [ 44.777342][ T557] R13: 00000000686e77c2 R14: 0000000000499600 R15: 0000000000000000 [ 44.777823][ T557] [ 44.778061][ T557] irq event stamp: 42859 [ 44.778307][ T557] hardirqs last enabled at (42869): [] __up_console_sem+0x6b/0x80 [ 44.778866][ T557] hardirqs last disabled at (42876): [] __up_console_sem+0x50/0x80 [ 44.779412][ T557] softirqs last enabled at (42580): [] handle_softirqs+0x358/0x620 [ 44.780220][ T557] softirqs last disabled at (42571): [] __irq_exit_rcu+0xfa/0x160 [ 44.780763][ T557] ---[ end trace 0000000000000000 ]--- [ 45.413392][ T38] br0: port 2(veth-tap) entered blocking state [ 45.414086][ T38] br0: port 2(veth-tap) entered forwarding state [ 45.846689][ T567] br0: port 2(veth-tap) entered blocking state [ 45.847484][ T567] br0: port 2(veth-tap) entered disabled state [ 45.847896][ T567] veth-tap: entered allmulticast mode [ 45.850131][ T567] veth-tap: entered promiscuous mode [ 45.851815][ T567] ------------[ cut here ]------------ [ 45.852145][ T567] WARNING: CPU: 3 PID: 567 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0 [ 45.852771][ T567] Modules linked in: vxlan pktgen [ 45.853113][ T567] CPU: 3 UID: 0 PID: 567 Comm: ip Tainted: G W 6.16.0-rc4-virtme #1 PREEMPT(full) [ 45.853744][ T567] Tainted: [W]=WARN [ 45.853982][ T567] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.854382][ T567] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0 [ 45.854710][ T567] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 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 [ 45.855846][ T567] RSP: 0018:ffffc90000636ef0 EFLAGS: 00010246 [ 45.856250][ T567] RAX: 0000000000000000 RBX: ffff88800e8ea000 RCX: 0000000000000001 [ 45.856732][ T567] RDX: 0000000000000000 RSI: ffffffff86310751 RDI: ffffffff85a58280 [ 45.857223][ T567] RBP: ffffc90000636fd8 R08: 0000000000000000 R09: 0000000000000000 [ 45.857687][ T567] R10: ffffc90000637008 R11: ffffffff876ceab8 R12: 1ffff920000c6de2 [ 45.858176][ T567] R13: 00000000000005aa R14: ffffc90000637008 R15: ffff88800e8eaf48 [ 45.858643][ T567] FS: 00007fb4ee4eb800(0000) GS:ffff8880e4719000(0000) knlGS:0000000000000000 [ 45.859198][ T567] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.859598][ T567] CR2: 00000000004e6888 CR3: 00000000117e3001 CR4: 0000000000772ef0 [ 45.860062][ T567] PKRU: 55555554 [ 45.860304][ T567] Call Trace: [ 45.860556][ T567] [ 45.860718][ T567] ? __pfx_netif_set_mtu_ext+0x10/0x10 [ 45.861031][ T567] ? mark_held_locks+0x49/0x80 [ 45.861351][ T567] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 45.861741][ T567] ? lockdep_hardirqs_on+0x7c/0x110 [ 45.862058][ T567] netif_set_mtu+0x88/0x100 [ 45.862378][ T567] ? __pfx_netif_set_mtu+0x10/0x10 [ 45.862702][ T567] ? br_get_link_af_size_filtered+0x186/0x9d0 [ 45.863105][ T567] dev_set_mtu+0xa4/0x230 [ 45.863341][ T567] br_mtu_auto_adjust+0x189/0x270 [ 45.863658][ T567] br_add_if+0xda3/0x1330 [ 45.863906][ T567] do_set_master+0x38d/0x6d0 [ 45.864227][ T567] ? kernel_text_address+0xce/0xe0 [ 45.864548][ T567] do_setlink.constprop.0+0x9fc/0x2650 [ 45.864869][ T567] ? __pfx_do_setlink.constprop.0+0x10/0x10 [ 45.865271][ T567] ? rcu_read_lock_any_held+0x43/0xb0 [ 45.865586][ T567] ? validate_chain+0x166/0x4d0 [ 45.865896][ T567] ? __kernel_text_address+0x12/0x40 [ 45.866222][ T567] ? __lock_acquire+0x44d/0x7e0 [ 45.866541][ T567] ? __mutex_trylock_common+0xf9/0x260 [ 45.866867][ T567] ? __pfx___mutex_trylock_common+0x10/0x10 [ 45.867264][ T567] ? rcu_is_watching+0x12/0xc0 [ 45.867582][ T567] ? rcu_is_watching+0x12/0xc0 [ 45.867893][ T567] ? trace_contention_end+0xdc/0x140 [ 45.868214][ T567] ? __mutex_lock+0x19c/0xcd0 [ 45.868533][ T567] ? find_held_lock+0x2b/0x80 [ 45.868848][ T567] ? rtnl_newlink+0x651/0xa60 [ 45.869170][ T567] ? __create_object+0x5e/0xb0 [ 45.869486][ T567] ? __pfx___mutex_lock+0x10/0x10 [ 45.869802][ T567] ? trace_cap_capable+0x10f/0x190 [ 45.870136][ T567] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 45.870534][ T567] ? __rtnl_newlink+0x40e/0xa40 [ 45.870857][ T567] rtnl_newlink+0x69a/0xa60 [ 45.871189][ T567] ? __pfx_rtnl_newlink+0x10/0x10 [ 45.871504][ T567] ? __lock_acquire+0x44d/0x7e0 [ 45.871838][ T567] ? find_held_lock+0x2b/0x80 [ 45.872159][ T567] ? rtnetlink_rcv_msg+0x6ed/0xc00 [ 45.872482][ T567] ? __lock_release+0x5d/0x170 [ 45.872798][ T567] ? __pfx_rtnl_newlink+0x10/0x10 [ 45.873120][ T567] rtnetlink_rcv_msg+0x710/0xc00 [ 45.873437][ T567] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 45.873753][ T567] ? __lock_acquire+0x44d/0x7e0 [ 45.874075][ T567] netlink_rcv_skb+0x121/0x350 [ 45.874386][ T567] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 45.874704][ T567] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 45.875034][ T567] ? netlink_deliver_tap+0x13e/0x340 [ 45.875353][ T567] ? netlink_deliver_tap+0xc3/0x340 [ 45.875664][ T567] netlink_unicast+0x4a1/0x780 [ 45.875978][ T567] ? __pfx_netlink_unicast+0x10/0x10 [ 45.876297][ T567] ? __lock_acquire+0x44d/0x7e0 [ 45.876623][ T567] netlink_sendmsg+0x721/0xbe0 [ 45.876942][ T567] ? __pfx_netlink_sendmsg+0x10/0x10 [ 45.877266][ T567] ? __import_iovec+0x238/0x3c0 [ 45.877601][ T567] ____sys_sendmsg+0x7ad/0xa10 [ 45.877920][ T567] ? __pfx_____sys_sendmsg+0x10/0x10 [ 45.878243][ T567] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 45.878650][ T567] ___sys_sendmsg+0xed/0x170 [ 45.878961][ T567] ? kasan_record_aux_stack+0x8c/0xa0 [ 45.879285][ T567] ? __call_rcu_common.constprop.0+0xa8/0x640 [ 45.879680][ T567] ? __pfx____sys_sendmsg+0x10/0x10 [ 45.880003][ T567] ? find_held_lock+0x2b/0x80 [ 45.880337][ T567] ? __lock_acquire+0x44d/0x7e0 [ 45.880878][ T567] ? find_held_lock+0x2b/0x80 [ 45.881203][ T567] ? __virt_addr_valid+0x22e/0x450 [ 45.881522][ T567] ? __lock_release+0x5d/0x170 [ 45.881843][ T567] __sys_sendmsg+0x10b/0x1a0 [ 45.882590][ T567] ? __call_rcu_common.constprop.0+0x320/0x640 [ 45.882980][ T567] ? __pfx___sys_sendmsg+0x10/0x10 [ 45.883326][ T567] ? rcu_is_watching+0x12/0xc0 [ 45.883644][ T567] do_syscall_64+0xc1/0x380 [ 45.883961][ T567] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.884361][ T567] RIP: 0033:0x7fb4ee6b81e7 [ 45.884687][ T567] 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 [ 45.885833][ T567] RSP: 002b:00007ffddb4b3328 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 45.886325][ T567] RAX: ffffffffffffffda RBX: 00007ffddb4b3a60 RCX: 00007fb4ee6b81e7 [ 45.886806][ T567] RDX: 0000000000000000 RSI: 00007ffddb4b3390 RDI: 0000000000000005 [ 45.887291][ T567] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000 [ 45.887776][ T567] R10: 0000000006362910 R11: 0000000000000246 R12: 0000000000000003 [ 45.888259][ T567] R13: 00000000686e77c3 R14: 0000000000499600 R15: 0000000000000000 [ 45.889462][ T567] [ 45.889699][ T567] irq event stamp: 38793 [ 45.889935][ T567] hardirqs last enabled at (38801): [] __up_console_sem+0x6b/0x80 [ 45.890715][ T567] hardirqs last disabled at (38810): [] __up_console_sem+0x50/0x80 [ 45.891701][ T567] softirqs last enabled at (38346): [] handle_softirqs+0x358/0x620 [ 45.892258][ T567] softirqs last disabled at (38333): [] __irq_exit_rcu+0xfa/0x160 [ 45.893242][ T567] ---[ end trace 0000000000000000 ]--- [ 46.506948][ T37] br0: port 2(veth-tap) entered blocking state [ 46.507414][ T37] br0: port 2(veth-tap) entered forwarding state [ 47.316670][ T577] br0: port 1(vxlan0) entered disabled state [ 47.540964][ T578] br0: port 1(vxlan0) entered blocking state [ 47.541761][ T578] br0: port 1(vxlan0) entered forwarding state [ 47.958610][ T580] br0: port 1(vxlan0) entered disabled state [ 48.112169][ T581] br0: port 1(vxlan0) entered blocking state [ 48.112725][ T581] br0: port 1(vxlan0) entered forwarding state [ 49.529897][ T67] veth-tap: left allmulticast mode [ 49.530450][ T67] veth-tap: left promiscuous mode [ 49.530923][ T67] br0: port 2(veth-tap) entered disabled state [ 49.534579][ T67] vxlan0: left allmulticast mode [ 49.534918][ T67] vxlan0: left promiscuous mode [ 49.535851][ T67] br0: port 1(vxlan0) entered disabled state [ 50.026712][ T67] br0: port 1(vxlan0) entered disabled state [ 50.037666][ T67] vxlan0 (unregistering): left allmulticast mode [ 50.038136][ T67] vxlan0 (unregistering): left promiscuous mode [ 50.038520][ T67] br0: port 1(vxlan0) entered disabled state [ 50.040429][ T67] ------------[ cut here ]------------ [ 50.040778][ T67] WARNING: CPU: 2 PID: 67 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0 [ 50.042146][ T67] Modules linked in: vxlan pktgen [ 50.042694][ T67] CPU: 2 UID: 0 PID: 67 Comm: kworker/u16:1 Tainted: G W 6.16.0-rc4-virtme #1 PREEMPT(full) [ 50.043424][ T67] Tainted: [W]=WARN [ 50.043673][ T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.044086][ T67] Workqueue: netns cleanup_net [ 50.044440][ T67] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0 [ 50.044777][ T67] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 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 [ 50.045916][ T67] RSP: 0018:ffffc90000487360 EFLAGS: 00010246 [ 50.046345][ T67] RAX: 0000000000000000 RBX: ffff88800e8ea000 RCX: 0000000000000001 [ 50.046827][ T67] RDX: 0000000000000000 RSI: ffffffff86310751 RDI: ffffffff85a58280 [ 50.047330][ T67] RBP: ffffc90000487450 R08: 0000000000000000 R09: 0000000000000000 [ 50.047816][ T67] R10: ffffc90000487480 R11: ffffffff826be86a R12: 1ffff92000090e70 [ 50.048307][ T67] R13: 00000000000005dc R14: ffffc90000487480 R15: ffff88800e8eaf48 [ 50.048792][ T67] FS: 0000000000000000(0000) GS:ffff8880e4699000(0000) knlGS:0000000000000000 [ 50.049371][ T67] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.049785][ T67] CR2: 00005568a9684dec CR3: 000000000508f005 CR4: 0000000000772ef0 [ 50.050280][ T67] PKRU: 55555554 [ 50.050544][ T67] Call Trace: [ 50.050799][ T67] [ 50.050977][ T67] ? kasan_record_aux_stack+0x8c/0xa0 [ 50.051319][ T67] ? __call_rcu_common.constprop.0+0xa8/0x640 [ 50.051720][ T67] ? br_del_if+0xa3/0x1f0 [ 50.051990][ T67] ? br_device_event+0x53b/0x7f0 [ 50.052339][ T67] ? __pfx_netif_set_mtu_ext+0x10/0x10 [ 50.052679][ T67] ? notifier_call_chain+0xcd/0x150 [ 50.053010][ T67] ? unregister_netdevice_many_notify+0x69b/0x1b90 [ 50.053426][ T67] ? default_device_exit_batch+0x240/0x2e0 [ 50.053836][ T67] ? ops_undo_list+0x2cc/0x8a0 [ 50.054176][ T67] ? cleanup_net+0x3a1/0x890 [ 50.054508][ T67] ? process_one_work+0xe40/0x1660 [ 50.054834][ T67] ? worker_thread+0x591/0xcf0 [ 50.055172][ T67] ? kthread+0x37b/0x600 [ 50.055425][ T67] ? ret_from_fork+0x240/0x320 [ 50.055762][ T67] ? ret_from_fork_asm+0x1a/0x30 [ 50.056109][ T67] netif_set_mtu+0x88/0x100 [ 50.056434][ T67] ? __pfx_netif_set_mtu+0x10/0x10 [ 50.056774][ T67] dev_set_mtu+0xa4/0x230 [ 50.057027][ T67] br_mtu_auto_adjust+0x189/0x270 [ 50.057373][ T67] br_del_if+0xb2/0x1f0 [ 50.057632][ T67] br_device_event+0x53b/0x7f0 [ 50.057959][ T67] ? __pfx_br_device_event+0x10/0x10 [ 50.058311][ T67] notifier_call_chain+0xcd/0x150 [ 50.058655][ T67] unregister_netdevice_many_notify+0x69b/0x1b90 [ 50.059062][ T67] ? __pfx_vxlan_dellink+0x10/0x10 [vxlan] [ 50.059494][ T67] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 50.059901][ T67] ? net_generic+0xb1/0x1f0 [vxlan] [ 50.060258][ T67] vxlan_netdevice_event+0x245/0x340 [vxlan] [ 50.060685][ T67] ? pktgen_find_dev+0x135/0x300 [pktgen] [ 50.061013][ T67] ? __pfx_vxlan_netdevice_event+0x10/0x10 [vxlan] [ 50.061439][ T67] ? pktgen_device_event+0x1f5/0x4d0 [pktgen] [ 50.061845][ T67] notifier_call_chain+0xcd/0x150 [ 50.062201][ T67] unregister_netdevice_many_notify+0x69b/0x1b90 [ 50.062610][ T67] ? mutex_is_locked+0x1c/0x60 [ 50.062941][ T67] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 50.063360][ T67] ? unregister_netdevice_queue+0x6f/0x410 [ 50.063766][ T67] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 50.064175][ T67] ? vrf_dellink+0xff/0x150 [ 50.064504][ T67] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 50.064914][ T67] default_device_exit_batch+0x240/0x2e0 [ 50.065252][ T67] ? __pfx_default_device_exit_batch+0x10/0x10 [ 50.065665][ T67] ops_undo_list+0x2cc/0x8a0 [ 50.065998][ T67] ? __pfx_ops_undo_list+0x10/0x10 [ 50.066334][ T67] ? cleanup_net+0x2c5/0x890 [ 50.066668][ T67] cleanup_net+0x3a1/0x890 [ 50.066994][ T67] ? __pfx_cleanup_net+0x10/0x10 [ 50.067337][ T67] ? rcu_is_watching+0x12/0xc0 [ 50.067667][ T67] process_one_work+0xe40/0x1660 [ 50.068008][ T67] ? __pfx_process_one_work+0x10/0x10 [ 50.068350][ T67] ? assign_work+0x16c/0x240 [ 50.068679][ T67] worker_thread+0x591/0xcf0 [ 50.069016][ T67] ? __pfx_worker_thread+0x10/0x10 [ 50.069355][ T67] kthread+0x37b/0x600 [ 50.069608][ T67] ? __pfx_kthread+0x10/0x10 [ 50.069928][ T67] ? ret_from_fork+0x1b/0x320 [ 50.070264][ T67] ? __lock_release+0x5d/0x170 [ 50.070620][ T67] ? rcu_is_watching+0x12/0xc0 [ 50.070945][ T67] ? __pfx_kthread+0x10/0x10 [ 50.071289][ T67] ret_from_fork+0x240/0x320 [ 50.071610][ T67] ? __pfx_kthread+0x10/0x10 [ 50.071938][ T67] ret_from_fork_asm+0x1a/0x30 [ 50.072296][ T67] [ 50.072550][ T67] irq event stamp: 84911 [ 50.072798][ T67] hardirqs last enabled at (84921): [] __up_console_sem+0x6b/0x80 [ 50.073378][ T67] hardirqs last disabled at (84932): [] __up_console_sem+0x50/0x80 [ 50.073931][ T67] softirqs last enabled at (84588): [] handle_softirqs+0x358/0x620 [ 50.074499][ T67] softirqs last disabled at (84571): [] __irq_exit_rcu+0xfa/0x160 [ 50.075062][ T67] ---[ end trace 0000000000000000 ]--- [ 50.145611][ T67] veth-tap: left allmulticast mode [ 50.145942][ T67] veth-tap: left promiscuous mode [ 50.146427][ T67] br0: port 2(veth-tap) entered disabled state