[ 15.066931][ T250] ip (250) used greatest stack depth: 23800 bytes left [ 25.820248][ T327] veth2: entered promiscuous mode [ 45.545193][ T354] 8021q: 802.1Q VLAN Support v1.8 [ 426.020769][ T327] veth2: left promiscuous mode [ 455.506997][ T1517] br0: port 1(veth1) entered blocking state [ 455.507864][ T1517] br0: port 1(veth1) entered disabled state [ 455.508778][ T1517] veth1: entered allmulticast mode [ 455.517054][ T1517] veth1: entered promiscuous mode [ 455.521475][ T1517] br0: port 1(veth1) entered blocking state [ 455.522036][ T1517] br0: port 1(veth1) entered forwarding state [ 455.523479][ T1517] ------------[ cut here ]------------ [ 455.523898][ T1517] WARNING: CPU: 1 PID: 1517 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0 [ 455.524536][ T1517] Modules linked in: bridge stp llc 8021q vrf veth [ 455.525036][ T1517] CPU: 1 UID: 0 PID: 1517 Comm: ip Not tainted 6.16.0-rc4-virtme #1 PREEMPT(full) [ 455.525594][ T1517] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 455.526007][ T1517] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0 [ 455.526336][ T1517] 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 [ 455.527483][ T1517] RSP: 0018:ffffc900008a6ef0 EFLAGS: 00010246 [ 455.529739][ T1517] RAX: 0000000000000000 RBX: ffff88800e012000 RCX: 0000000000000001 [ 455.530518][ T1517] RDX: 0000000000000000 RSI: ffffffff9749b941 RDI: ffffffff96c555e0 [ 455.531286][ T1517] RBP: ffffc900008a6fe0 R08: 0000000000000000 R09: 0000000000000000 [ 455.532061][ T1517] R10: ffffc900008a7010 R11: ffffffff982a8918 R12: 1ffff92000114de2 [ 455.532862][ T1517] R13: 00000000000005dc R14: ffffc900008a7010 R15: ffff88800e012f08 [ 455.533620][ T1517] FS: 00007f0cafb14800(0000) GS:ffff88809cd37000(0000) knlGS:0000000000000000 [ 455.534528][ T1517] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 455.535267][ T1517] CR2: 00000000004e5aa8 CR3: 00000000101b0001 CR4: 0000000000772ef0 [ 455.536054][ T1517] PKRU: 55555554 [ 455.536442][ T1517] Call Trace: [ 455.536842][ T1517] [ 455.537104][ T1517] ? __pfx_netif_set_mtu_ext+0x10/0x10 [ 455.537635][ T1517] ? find_held_lock+0x2b/0x80 [ 455.538185][ T1517] ? mark_held_locks+0x49/0x80 [ 455.538702][ T1517] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 455.539387][ T1517] ? lockdep_hardirqs_on+0x7c/0x110 [ 455.539926][ T1517] netif_set_mtu+0x88/0x100 [ 455.540446][ T1517] ? __pfx_netif_set_mtu+0x10/0x10 [ 455.540996][ T1517] ? br_get_link_af_size_filtered+0x186/0x9d0 [bridge] [ 455.541707][ T1517] dev_set_mtu+0xa0/0x150 [ 455.542116][ T1517] br_mtu_auto_adjust+0x189/0x270 [bridge] [ 455.542848][ T1517] br_add_if+0xda3/0x1330 [bridge] [ 455.543710][ T1517] do_set_master+0x32f/0x500 [ 455.544256][ T1517] do_setlink.constprop.0+0x9f4/0x2480 [ 455.544800][ T1517] ? __pfx_do_setlink.constprop.0+0x10/0x10 [ 455.545449][ T1517] ? rcu_read_lock_any_held+0x43/0xb0 [ 455.545942][ T1517] ? validate_chain+0x166/0x4d0 [ 455.546444][ T1517] ? trace_sched_exit_tp+0xdb/0x140 [ 455.546990][ T1517] ? __lock_acquire+0x44d/0x7e0 [ 455.547497][ T1517] ? __mutex_trylock_common+0xf9/0x260 [ 455.548008][ T1517] ? __pfx___mutex_trylock_common+0x10/0x10 [ 455.548646][ T1517] ? rcu_is_watching+0x12/0xc0 [ 455.549172][ T1517] ? rcu_is_watching+0x12/0xc0 [ 455.549677][ T1517] ? trace_contention_end+0xdc/0x140 [ 455.550199][ T1517] ? __mutex_lock+0x19c/0xcd0 [ 455.550710][ T1517] ? preempt_schedule_thunk+0x16/0x30 [ 455.551274][ T1517] ? preempt_schedule_common+0x44/0xb0 [ 455.551806][ T1517] ? rtnl_newlink+0x651/0xa60 [ 455.552324][ T1517] ? __pfx___mutex_lock+0x10/0x10 [ 455.552863][ T1517] ? trace_cap_capable+0x10f/0x190 [ 455.553378][ T1517] ? _raw_spin_unlock_irqrestore+0x64/0x80 [ 455.554025][ T1517] ? __rtnl_newlink+0x40e/0xa40 [ 455.554550][ T1517] rtnl_newlink+0x69a/0xa60 [ 455.555108][ T1517] ? __pfx_rtnl_newlink+0x10/0x10 [ 455.555619][ T1517] ? __lock_acquire+0x44d/0x7e0 [ 455.556153][ T1517] ? find_held_lock+0x2b/0x80 [ 455.556664][ T1517] ? rtnetlink_rcv_msg+0x6ed/0xc00 [ 455.557152][ T1517] ? __lock_release+0x5d/0x170 [ 455.557656][ T1517] ? __pfx_rtnl_newlink+0x10/0x10 [ 455.558178][ T1517] rtnetlink_rcv_msg+0x710/0xc00 [ 455.558696][ T1517] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 455.559244][ T1517] ? __lock_acquire+0x44d/0x7e0 [ 455.559790][ T1517] netlink_rcv_skb+0x121/0x350 [ 455.560305][ T1517] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 455.560840][ T1517] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 455.561380][ T1517] ? netlink_deliver_tap+0x13e/0x340 [ 455.561909][ T1517] ? netlink_deliver_tap+0xc3/0x340 [ 455.562432][ T1517] netlink_unicast+0x49e/0x780 [ 455.563015][ T1517] ? __pfx_netlink_unicast+0x10/0x10 [ 455.563541][ T1517] ? __lock_acquire+0x44d/0x7e0 [ 455.564099][ T1517] netlink_sendmsg+0x721/0xbe0 [ 455.564632][ T1517] ? __pfx_netlink_sendmsg+0x10/0x10 [ 455.565159][ T1517] ? __import_iovec+0x238/0x3c0 [ 455.565637][ T1517] ____sys_sendmsg+0x7ad/0xa10 [ 455.566144][ T1517] ? __pfx_____sys_sendmsg+0x10/0x10 [ 455.566636][ T1517] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 455.567288][ T1517] ___sys_sendmsg+0xed/0x170 [ 455.567787][ T1517] ? kasan_record_aux_stack+0x8c/0xa0 [ 455.568285][ T1517] ? __call_rcu_common.constprop.0+0xa8/0x640 [ 455.568893][ T1517] ? __pfx____sys_sendmsg+0x10/0x10 [ 455.569296][ T1517] ? rcu_read_lock_any_held+0x43/0xb0 [ 455.569792][ T1517] ? validate_chain+0x166/0x4d0 [ 455.570297][ T1517] ? __lock_acquire+0x44d/0x7e0 [ 455.570827][ T1517] ? find_held_lock+0x2b/0x80 [ 455.571320][ T1517] ? rcu_is_watching+0x12/0xc0 [ 455.571819][ T1517] ? trace_rseq_update+0xd2/0x130 [ 455.572321][ T1517] __sys_sendmsg+0x10b/0x1a0 [ 455.572827][ T1517] ? __rseq_handle_notify_resume+0x2b8/0x420 [ 455.573437][ T1517] ? __pfx___sys_sendmsg+0x10/0x10 [ 455.573969][ T1517] ? rcu_is_watching+0x12/0xc0 [ 455.574461][ T1517] do_syscall_64+0xc1/0x380 [ 455.574982][ T1517] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 455.575591][ T1517] RIP: 0033:0x7f0cafce11e7 [ 455.576124][ T1517] 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 [ 455.577922][ T1517] RSP: 002b:00007ffd24888678 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 455.578673][ T1517] RAX: ffffffffffffffda RBX: 00007ffd24888da0 RCX: 00007f0cafce11e7 [ 455.579441][ T1517] RDX: 0000000000000000 RSI: 00007ffd248886e0 RDI: 0000000000000005 [ 455.580200][ T1517] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000 [ 455.580958][ T1517] R10: 000000000def8910 R11: 0000000000000246 R12: 0000000000000003 [ 455.581700][ T1517] R13: 00000000686e360a R14: 0000000000499600 R15: 0000000000000000 [ 455.582478][ T1517] [ 455.582898][ T1517] irq event stamp: 40251 [ 455.583277][ T1517] hardirqs last enabled at (40259): [] __up_console_sem+0x6b/0x80 [ 455.584164][ T1517] hardirqs last disabled at (40268): [] __up_console_sem+0x50/0x80 [ 455.585030][ T1517] softirqs last enabled at (40248): [] handle_softirqs+0x358/0x620 [ 455.585895][ T1517] softirqs last disabled at (40227): [] __irq_exit_rcu+0xfa/0x160 [ 455.586780][ T1517] ---[ end trace 0000000000000000 ]--- [ 455.757534][ T1518] br1: port 1(veth3) entered blocking state [ 455.758162][ T1518] br1: port 1(veth3) entered disabled state [ 455.759366][ T1518] veth3: entered allmulticast mode [ 455.767395][ T1518] veth3: entered promiscuous mode [ 455.770140][ T1518] br1: port 1(veth3) entered blocking state [ 455.770794][ T1518] br1: port 1(veth3) entered forwarding state [ 455.774023][ T1518] ------------[ cut here ]------------ [ 455.774556][ T1518] WARNING: CPU: 1 PID: 1518 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0 [ 455.775599][ T1518] Modules linked in: bridge stp llc 8021q vrf veth [ 455.776335][ T1518] CPU: 1 UID: 0 PID: 1518 Comm: ip Tainted: G W 6.16.0-rc4-virtme #1 PREEMPT(full) [ 455.777400][ T1518] Tainted: [W]=WARN [ 455.777835][ T1518] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 455.778486][ T1518] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0 [ 455.779200][ T1518] 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 [ 455.781095][ T1518] RSP: 0018:ffffc90002616ef0 EFLAGS: 00010246 [ 455.781738][ T1518] RAX: 0000000000000000 RBX: ffff88800ba9a000 RCX: 0000000000000001 [ 455.782525][ T1518] RDX: 0000000000000000 RSI: ffffffff9749b941 RDI: ffffffff96c555e0 [ 455.783340][ T1518] RBP: ffffc90002616fe0 R08: 0000000000000000 R09: 0000000000000000 [ 455.784138][ T1518] R10: ffffc90002617010 R11: ffffffff982a8918 R12: 1ffff920004c2de2 [ 455.784931][ T1518] R13: 00000000000005dc R14: ffffc90002617010 R15: ffff88800ba9af08 [ 455.785720][ T1518] FS: 00007f74ecc9d800(0000) GS:ffff88809cd37000(0000) knlGS:0000000000000000 [ 455.786630][ T1518] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 455.787266][ T1518] CR2: 00000000004e5ab8 CR3: 0000000010131003 CR4: 0000000000772ef0 [ 455.788013][ T1518] PKRU: 55555554 [ 455.788359][ T1518] Call Trace: [ 455.788713][ T1518] [ 455.788978][ T1518] ? __pfx_netif_set_mtu_ext+0x10/0x10 [ 455.789481][ T1518] ? find_held_lock+0x2b/0x80 [ 455.790032][ T1518] ? mark_held_locks+0x49/0x80 [ 455.790531][ T1518] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 455.791157][ T1518] ? lockdep_hardirqs_on+0x7c/0x110 [ 455.791650][ T1518] netif_set_mtu+0x88/0x100 [ 455.792162][ T1518] ? __pfx_netif_set_mtu+0x10/0x10 [ 455.792672][ T1518] ? br_get_link_af_size_filtered+0x186/0x9d0 [bridge] [ 455.793364][ T1518] dev_set_mtu+0xa0/0x150 [ 455.793630][ T1518] br_mtu_auto_adjust+0x189/0x270 [bridge] [ 455.794303][ T1518] br_add_if+0xda3/0x1330 [bridge] [ 455.794863][ T1518] do_set_master+0x32f/0x500 [ 455.795334][ T1518] do_setlink.constprop.0+0x9f4/0x2480 [ 455.795805][ T1518] ? __pfx_do_setlink.constprop.0+0x10/0x10 [ 455.796370][ T1518] ? rcu_read_lock_any_held+0x43/0xb0 [ 455.796833][ T1518] ? validate_chain+0x166/0x4d0 [ 455.797273][ T1518] ? __kernel_text_address+0x12/0x40 [ 455.797720][ T1518] ? __lock_acquire+0x44d/0x7e0 [ 455.798197][ T1518] ? __mutex_trylock_common+0xf9/0x260 [ 455.798648][ T1518] ? __pfx___mutex_trylock_common+0x10/0x10 [ 455.799211][ T1518] ? rcu_is_watching+0x12/0xc0 [ 455.799666][ T1518] ? rcu_is_watching+0x12/0xc0 [ 455.800133][ T1518] ? trace_contention_end+0xdc/0x140 [ 455.800572][ T1518] ? __mutex_lock+0x19c/0xcd0 [ 455.801025][ T1518] ? find_held_lock+0x2b/0x80 [ 455.801484][ T1518] ? rtnl_newlink+0x651/0xa60 [ 455.801947][ T1518] ? __create_object+0x5e/0xb0 [ 455.802393][ T1518] ? __pfx___mutex_lock+0x10/0x10 [ 455.802862][ T1518] ? trace_cap_capable+0x10f/0x190 [ 455.803309][ T1518] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 455.803899][ T1518] ? __rtnl_newlink+0x40e/0xa40 [ 455.804353][ T1518] rtnl_newlink+0x69a/0xa60 [ 455.804831][ T1518] ? __pfx_rtnl_newlink+0x10/0x10 [ 455.805285][ T1518] ? __lock_acquire+0x44d/0x7e0 [ 455.805738][ T1518] ? find_held_lock+0x2b/0x80 [ 455.806226][ T1518] ? rtnetlink_rcv_msg+0x6ed/0xc00 [ 455.806678][ T1518] ? __lock_release+0x5d/0x170 [ 455.807162][ T1518] ? __pfx_rtnl_newlink+0x10/0x10 [ 455.807611][ T1518] rtnetlink_rcv_msg+0x710/0xc00 [ 455.808073][ T1518] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 455.808533][ T1518] ? __lock_acquire+0x44d/0x7e0 [ 455.809011][ T1518] netlink_rcv_skb+0x121/0x350 [ 455.809456][ T1518] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 455.809927][ T1518] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 455.810386][ T1518] ? netlink_deliver_tap+0x13e/0x340 [ 455.810843][ T1518] ? netlink_deliver_tap+0xc3/0x340 [ 455.811298][ T1518] netlink_unicast+0x49e/0x780 [ 455.811771][ T1518] ? __pfx_netlink_unicast+0x10/0x10 [ 455.812214][ T1518] ? __lock_acquire+0x44d/0x7e0 [ 455.812668][ T1518] netlink_sendmsg+0x721/0xbe0 [ 455.813151][ T1518] ? __pfx_netlink_sendmsg+0x10/0x10 [ 455.813595][ T1518] ? __import_iovec+0x238/0x3c0 [ 455.814079][ T1518] ____sys_sendmsg+0x7ad/0xa10 [ 455.814460][ T1518] ? __pfx_____sys_sendmsg+0x10/0x10 [ 455.814923][ T1518] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 455.815507][ T1518] ___sys_sendmsg+0xed/0x170 [ 455.815966][ T1518] ? kasan_record_aux_stack+0x8c/0xa0 [ 455.816413][ T1518] ? __call_rcu_common.constprop.0+0xa8/0x640 [ 455.816981][ T1518] ? __pfx____sys_sendmsg+0x10/0x10 [ 455.817448][ T1518] ? find_held_lock+0x2b/0x80 [ 455.817935][ T1518] ? __lock_acquire+0x44d/0x7e0 [ 455.818454][ T1518] ? find_held_lock+0x2b/0x80 [ 455.818994][ T1518] ? __virt_addr_valid+0x22e/0x450 [ 455.819519][ T1518] ? __lock_release+0x5d/0x170 [ 455.820069][ T1518] __sys_sendmsg+0x10b/0x1a0 [ 455.820591][ T1518] ? __call_rcu_common.constprop.0+0x320/0x640 [ 455.821260][ T1518] ? __pfx___sys_sendmsg+0x10/0x10 [ 455.821851][ T1518] ? rcu_is_watching+0x12/0xc0 [ 455.822381][ T1518] do_syscall_64+0xc1/0x380 [ 455.822929][ T1518] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 455.823582][ T1518] RIP: 0033:0x7f74ece6a1e7 [ 455.824137][ T1518] 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 [ 455.826020][ T1518] RSP: 002b:00007ffec44895f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 455.826795][ T1518] RAX: ffffffffffffffda RBX: 00007ffec4489d20 RCX: 00007f74ece6a1e7 [ 455.827543][ T1518] RDX: 0000000000000000 RSI: 00007ffec4489660 RDI: 0000000000000005 [ 455.828344][ T1518] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000 [ 455.829150][ T1518] R10: 000000000d368910 R11: 0000000000000246 R12: 0000000000000003 [ 455.829963][ T1518] R13: 00000000686e360a R14: 0000000000499600 R15: 0000000000000000 [ 455.830794][ T1518] [ 455.831192][ T1518] irq event stamp: 43199 [ 455.831585][ T1518] hardirqs last enabled at (43207): [] __up_console_sem+0x6b/0x80 [ 455.832513][ T1518] hardirqs last disabled at (43216): [] __up_console_sem+0x50/0x80 [ 455.833303][ T1518] softirqs last enabled at (43230): [] handle_softirqs+0x358/0x620 [ 455.833907][ T1518] softirqs last disabled at (43241): [] __irq_exit_rcu+0xfa/0x160 [ 455.834891][ T1518] ---[ end trace 0000000000000000 ]--- [ 456.839101][ T1531] veth2: entered promiscuous mode WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr [ 757.968495][ T1531] veth2: left promiscuous mode WAIT TIMEOUT stderr