[ 8.833511][ T166] ------------[ cut here ]------------
[ 8.833726][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: unshare/166
[ 8.834029][ T166] Modules linked in:
[ 8.834162][ T166] CPU: 3 UID: 0 PID: 166 Comm: unshare Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.834455][ T166] Tainted: [W]=WARN
[ 8.834559][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.834759][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.834942][ T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 ff f0 ff b9 a6 ff ff
[ 8.835434][ T166] RSP: 0018:ffa0000000837ab0 EFLAGS: 00010286
[ 8.835608][ T166] RAX: 00000000ffffffa6 RBX: ff11000001efa640 RCX: 1ff4000000106f1c
[ 8.835811][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001efa6f0
[ 8.836013][ T166] RBP: ff11000008949000 R08: 1fe22000003df4df R09: ff11000012f72e80
[ 8.836215][ T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.836432][ T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008949000
[ 8.836688][ T166] FS: 00007f03f0b42740(0000) GS:ff1100008cd53000(0000) knlGS:0000000000000000
[ 8.837034][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.837288][ T166] CR2: 000055ff6a14c310 CR3: 000000001323e001 CR4: 0000000000771ef0
[ 8.837627][ T166] PKRU: 55555554
[ 8.837778][ T166] Call Trace:
[ 8.837920][ T166]
[ 8.837992][ T166] ? ip6_route_dev_notify+0x250/0x380
[ 8.838129][ T166] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.838269][ T166] ? notifier_call_chain+0xb0/0x320
[ 8.838421][ T166] rtmsg_ifinfo+0x5c/0xb0
[ 8.838525][ T166] register_netdevice+0x137a/0x1980
[ 8.838664][ T166] ? unregister_netdevice_queue+0x470/0x470
[ 8.838834][ T166] register_netdev+0x23/0x40
[ 8.838970][ T166] loopback_net_init+0x7d/0x150
[ 8.839107][ T166] ops_init+0x187/0x560
[ 8.839212][ T166] setup_net+0x11b/0x3b0
[ 8.839316][ T166] ? unregister_pernet_device+0x80/0x80
[ 8.839523][ T166] ? lockdep_init_map_type+0x5d/0x250
[ 8.839662][ T166] ? mutex_init_lockdep+0xf6/0x120
[ 8.839857][ T166] copy_net_ns+0x2fd/0x450
[ 8.839996][ T166] create_new_namespaces+0x371/0xa10
[ 8.840133][ T166] unshare_nsproxy_namespaces+0xa5/0x150
[ 8.840268][ T166] ksys_unshare+0x47e/0x8c0
[ 8.840484][ T166] ? walk_process_tree+0x350/0x350
[ 8.840624][ T166] __x64_sys_unshare+0x34/0x50
[ 8.840758][ T166] ? do_syscall_64+0x82/0xfc0
[ 8.840894][ T166] do_syscall_64+0x117/0xfc0
[ 8.841028][ T166] ? trace_hardirqs_off+0xd/0x30
[ 8.841168][ T166] ? exc_page_fault+0xee/0x100
[ 8.841304][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.841534][ T166] RIP: 0033:0x7f03f0c3dbcb
[ 8.841681][ T166] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[ 8.842161][ T166] RSP: 002b:00007ffeee5eab98 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 8.842426][ T166] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f03f0c3dbcb
[ 8.842630][ T166] RDX: 0000000000000000 RSI: 00007ffeee5ea900 RDI: 0000000040000000
[ 8.842834][ T166] RBP: 00007ffeee5eaf20 R08: 00007ffeee5eaaf0 R09: 0000000000000000
[ 8.843035][ T166] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000040000000
[ 8.843236][ T166] R13: 0000000000000000 R14: 00000000ffffffff R15: 000055ff6a14fb68
[ 8.843506][ T166]
[ 8.843607][ T166] irq event stamp: 16565
[ 8.843709][ T166] hardirqs last enabled at (16573): [] __up_console_sem+0x5a/0x70
[ 8.843949][ T166] hardirqs last disabled at (16580): [] __up_console_sem+0x3f/0x70
[ 8.844184][ T166] softirqs last enabled at (16554): [] handle_softirqs+0x611/0x940
[ 8.844478][ T166] softirqs last disabled at (16597): [] __irq_exit_rcu+0x103/0x1c0
[ 8.844713][ T166] ---[ end trace 0000000000000000 ]---
[ 8.866872][ T166] ------------[ cut here ]------------
[ 8.867028][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: packetdrill/166
[ 8.867281][ T166] Modules linked in:
[ 8.867429][ T166] CPU: 3 UID: 0 PID: 166 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.867710][ T166] Tainted: [W]=WARN
[ 8.867804][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.867960][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.868124][ T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 ff f0 ff b9 a6 ff ff
[ 8.868574][ T166] RSP: 0018:ffa0000000837b58 EFLAGS: 00010286
[ 8.868730][ T166] RAX: 00000000ffffffa6 RBX: ff110000095b33c0 RCX: 1ff4000000106f31
[ 8.868915][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095b3470
[ 8.869100][ T166] RBP: ff11000012a10000 R08: 1fe22000012b668f R09: ff11000012f72e58
[ 8.869284][ T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.869475][ T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012a10000
[ 8.869661][ T166] FS: 0000000031abc400(0000) GS:ff1100008cd53000(0000) knlGS:0000000000000000
[ 8.869880][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.870035][ T166] CR2: 00007fafeb125000 CR3: 0000000013d8a002 CR4: 0000000000771ef0
[ 8.870220][ T166] PKRU: 55555554
[ 8.870313][ T166] Call Trace:
[ 8.870413][ T166]
[ 8.870478][ T166] ? ip6_route_dev_notify+0x3d/0x380
[ 8.870604][ T166] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.870730][ T166] ? notifier_call_chain+0xb0/0x320
[ 8.870856][ T166] rtmsg_ifinfo+0x5c/0xb0
[ 8.870951][ T166] register_netdevice+0x137a/0x1980
[ 8.871075][ T166] ? unregister_netdevice_queue+0x470/0x470
[ 8.871229][ T166] ? alloc_netdev_mqs+0xec0/0x1410
[ 8.871355][ T166] tun_set_iff.constprop.0+0xc61/0x1850
[ 8.871498][ T166] ? tun_attach.isra.0+0x1630/0x1630
[ 8.871623][ T166] ? tun_get+0x106/0x240
[ 8.871717][ T166] __tun_chr_ioctl+0x4b0/0x2470
[ 8.871839][ T166] ? build_open_flags+0x620/0x620
[ 8.871966][ T166] ? tun_chr_read_iter+0x210/0x210
[ 8.872092][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 8.872217][ T166] ? __x64_sys_openat+0x10e/0x210
[ 8.872342][ T166] ? fput_close_sync+0xde/0x1b0
[ 8.872477][ T166] ? __ia32_sys_open+0x1b0/0x1b0
[ 8.872602][ T166] __x64_sys_ioctl+0x11a/0x190
[ 8.872729][ T166] do_syscall_64+0x117/0xfc0
[ 8.872852][ T166] ? trace_hardirqs_off+0xd/0x30
[ 8.872975][ T166] ? exc_page_fault+0xee/0x100
[ 8.873098][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.873252][ T166] RIP: 0033:0x47cc8d
[ 8.873353][ T166] Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
[ 8.873802][ T166] RSP: 002b:00007ffd14042b30 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 8.873988][ T166] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 8.874172][ T166] RDX: 00007ffd14042bb0 RSI: 00000000400454ca RDI: 0000000000000005
[ 8.874355][ T166] RBP: 00007ffd14042b80 R08: 0000000000000000 R09: 0000000000000000
[ 8.874550][ T166] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd14043088
[ 8.874734][ T166] R13: 00007ffd14043110 R14: 0000000000000002 R15: 0000000000543540
[ 8.874923][ T166]
[ 8.875015][ T166] irq event stamp: 35913
[ 8.875107][ T166] hardirqs last enabled at (35921): [] __up_console_sem+0x5a/0x70
[ 8.875322][ T166] hardirqs last disabled at (35928): [] __up_console_sem+0x3f/0x70
[ 8.875543][ T166] softirqs last enabled at (35440): [] __alloc_skb+0x4c5/0x5f0
[ 8.875758][ T166] softirqs last disabled at (35438): [] __alloc_skb+0x4c5/0x5f0
[ 8.875975][ T166] ---[ end trace 0000000000000000 ]---
[ 8.876386][ T166] ------------[ cut here ]------------
[ 8.876508][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: packetdrill/166
[ 8.876756][ T166] Modules linked in:
[ 8.876851][ T166] CPU: 3 UID: 0 PID: 166 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.877127][ T166] Tainted: [W]=WARN
[ 8.877220][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.877381][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.877540][ T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 ff f0 ff b9 a6 ff ff
[ 8.877973][ T166] RSP: 0018:ffa0000000837c58 EFLAGS: 00010286
[ 8.878126][ T166] RAX: 00000000ffffffa6 RBX: ff110000095b3cc0 RCX: 1ff4000000106f51
[ 8.878308][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095b3d70
[ 8.878498][ T166] RBP: ff11000012a10000 R08: 1fe22000012b67af R09: ff11000012f72e58
[ 8.878681][ T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[ 8.878863][ T166] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[ 8.879046][ T166] FS: 0000000031abc400(0000) GS:ff1100008cd53000(0000) knlGS:0000000000000000
[ 8.879265][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.879429][ T166] CR2: 00007fafeb125000 CR3: 0000000013d8a002 CR4: 0000000000771ef0
[ 8.879613][ T166] PKRU: 55555554
[ 8.879706][ T166] Call Trace:
[ 8.879797][ T166]
[ 8.879861][ T166] ? rcu_is_watching+0x15/0xd0
[ 8.879984][ T166] rtnetlink_event+0xe0/0x1f0
[ 8.880108][ T166] notifier_call_chain+0xb0/0x320
[ 8.880233][ T166] netdev_update_features+0xa9/0xb0
[ 8.880364][ T166] ? netdev_sync_lower_features+0x4c0/0x4c0
[ 8.880523][ T166] __tun_chr_ioctl+0xc7f/0x2470
[ 8.880649][ T166] ? tun_chr_read_iter+0x210/0x210
[ 8.880773][ T166] ? fd_install+0x19b/0x3d0
[ 8.880901][ T166] ? update_socket_protocol+0x10/0x10
[ 8.881025][ T166] ? alloc_file_clone+0xe0/0xe0
[ 8.881151][ T166] __x64_sys_ioctl+0x11a/0x190
[ 8.881278][ T166] do_syscall_64+0x117/0xfc0
[ 8.881410][ T166] ? trace_hardirqs_off+0xd/0x30
[ 8.881535][ T166] ? exc_page_fault+0xee/0x100
[ 8.881656][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.881809][ T166] RIP: 0033:0x47cc8d
[ 8.881905][ T166] Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
[ 8.882348][ T166] RSP: 002b:00007ffd14042b70 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 8.882541][ T166] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 8.882722][ T166] RDX: 000000000000000f RSI: 00000000400454d0 RDI: 0000000000000005
[ 8.882907][ T166] RBP: 00007ffd14042bc0 R08: 0000000000000000 R09: 0000000000000000
[ 8.883089][ T166] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd14043088
[ 8.883274][ T166] R13: 00007ffd14043110 R14: 0000000000000002 R15: 0000000000543540
[ 8.883472][ T166]
[ 8.883564][ T166] irq event stamp: 36585
[ 8.883656][ T166] hardirqs last enabled at (36593): [] __up_console_sem+0x5a/0x70
[ 8.883869][ T166] hardirqs last disabled at (36600): [] __up_console_sem+0x3f/0x70
[ 8.884081][ T166] softirqs last enabled at (36168): [] __alloc_skb+0x4c5/0x5f0
[ 8.884292][ T166] softirqs last disabled at (36166): [] __alloc_skb+0x4c5/0x5f0
[ 8.884514][ T166] ---[ end trace 0000000000000000 ]---
[ 8.884979][ T166] ------------[ cut here ]------------
[ 8.885109][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: packetdrill/166
[ 8.885375][ T166] Modules linked in:
[ 8.885475][ T166] CPU: 3 UID: 0 PID: 166 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.885771][ T166] Tainted: [W]=WARN
[ 8.885871][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.886035][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.886204][ T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 ff f0 ff b9 a6 ff ff
[ 8.886676][ T166] RSP: 0018:ffa0000000837850 EFLAGS: 00010286
[ 8.886843][ T166] RAX: 00000000ffffffa6 RBX: ff110000095b39c0 RCX: 1ff4000000106ed0
[ 8.887038][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095b3a70
[ 8.887233][ T166] RBP: ff11000012a10000 R08: 1fe22000012b674f R09: ff11000012f72e58
[ 8.887437][ T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[ 8.887636][ T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005850900
[ 8.887832][ T166] FS: 0000000031abc400(0000) GS:ff1100008cd53000(0000) knlGS:0000000000000000
[ 8.888060][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.888224][ T166] CR2: 00007fafeb125000 CR3: 0000000013d8a002 CR4: 0000000000771ef0
[ 8.888431][ T166] PKRU: 55555554
[ 8.888529][ T166] Call Trace:
[ 8.888626][ T166]
[ 8.888692][ T166] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.888823][ T166] rtmsg_ifinfo+0x5c/0xb0
[ 8.888922][ T166] ? mark_held_locks+0x40/0x70
[ 8.889053][ T166] __dev_notify_flags+0x1b8/0x280
[ 8.889183][ T166] ? netif_change_name+0x8c0/0x8c0
[ 8.889316][ T166] ? __dev_change_flags+0x4a4/0x660
[ 8.889454][ T166] ? netif_set_allmulti+0x250/0x250
[ 8.889585][ T166] ? lock_acquire.part.0+0xbc/0x260
[ 8.889719][ T166] netif_change_flags+0xfe/0x190
[ 8.889849][ T166] ? cap_capable+0x1d6/0x3e0
[ 8.889983][ T166] dev_change_flags+0xa5/0x170
[ 8.890115][ T166] devinet_ioctl+0x10f0/0x1840
[ 8.890249][ T166] ? inet_ifa_byprefix+0x220/0x220
[ 8.890388][ T166] ? _copy_from_user+0x42/0x90
[ 8.890522][ T166] inet_ioctl+0x34b/0x3a0
[ 8.890621][ T166] ? inet_dgram_connect+0x3e0/0x3e0
[ 8.890751][ T166] ? __lock_acquire+0x508/0xc10
[ 8.890889][ T166] ? __might_fault+0x97/0x140
[ 8.891021][ T166] ? __might_fault+0x97/0x140
[ 8.891152][ T166] sock_do_ioctl+0x10e/0x270
[ 8.891287][ T166] ? __sock_recv_cmsgs+0x550/0x550
[ 8.891428][ T166] ? ioctl_file_clone+0xd0/0xd0
[ 8.891561][ T166] sock_ioctl+0x3cb/0x5f0
[ 8.891660][ T166] ? br_ioctl_call+0x80/0x80
[ 8.891791][ T166] ? fd_install+0x19b/0x3d0
[ 8.891924][ T166] ? update_socket_protocol+0x10/0x10
[ 8.892053][ T166] ? alloc_file_clone+0xe0/0xe0
[ 8.892185][ T166] __x64_sys_ioctl+0x11a/0x190
[ 8.892317][ T166] do_syscall_64+0x117/0xfc0
[ 8.892456][ T166] ? trace_hardirqs_off+0xd/0x30
[ 8.892588][ T166] ? exc_page_fault+0xee/0x100
[ 8.892718][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.892881][ T166] RIP: 0033:0x47cc8d
[ 8.892984][ T166] Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
[ 8.893455][ T166] RSP: 002b:00007ffd14042b50 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 8.893650][ T166] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 8.893845][ T166] RDX: 00007ffd14042bc0 RSI: 0000000000008914 RDI: 0000000000000006
[ 8.894041][ T166] RBP: 00007ffd14042ba0 R08: 0000000000000000 R09: 0000000000000000
[ 8.894235][ T166] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd14043088
[ 8.894441][ T166] R13: 00007ffd14043110 R14: 0000000000000002 R15: 0000000000543540
[ 8.894642][ T166]
[ 8.894741][ T166] irq event stamp: 37467
[ 8.894838][ T166] hardirqs last enabled at (37475): [] __up_console_sem+0x5a/0x70
[ 8.895064][ T166] hardirqs last disabled at (37482): [] __up_console_sem+0x3f/0x70
[ 8.895288][ T166] softirqs last enabled at (36910): [] __alloc_skb+0x4c5/0x5f0
[ 8.895522][ T166] softirqs last disabled at (36908): [] __alloc_skb+0x4c5/0x5f0
[ 8.895746][ T166] ---[ end trace 0000000000000000 ]---
[ 98.679594][ T166] ------------[ cut here ]------------
[ 98.679783][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: packetdrill/166
[ 98.680052][ T166] Modules linked in:
[ 98.680158][ T166] CPU: 3 UID: 0 PID: 166 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 98.680511][ T166] Tainted: [W]=WARN
[ 98.680613][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.680784][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 98.680955][ T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 ff f0 ff b9 a6 ff ff
[ 98.681511][ T166] RSP: 0018:ffa00000008376f0 EFLAGS: 00010286
[ 98.681777][ T166] RAX: 00000000ffffffa6 RBX: ff11000002994ac0 RCX: 1ff4000000106ea4
[ 98.681973][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002994b70
[ 98.682166][ T166] RBP: ff11000012a10000 R08: 1fe220000053296f R09: ff11000012f72e58
[ 98.682362][ T166] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[ 98.682613][ T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000837790
[ 98.682817][ T166] FS: 0000000000000000(0000) GS:ff1100008cd53000(0000) knlGS:0000000000000000
[ 98.683045][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.683209][ T166] CR2: 0000564392bd6c30 CR3: 000000000df39006 CR4: 0000000000771ef0
[ 98.683501][ T166] PKRU: 55555554
[ 98.683601][ T166] Call Trace:
[ 98.683703][ T166]
[ 98.683780][ T166] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 98.683918][ T166] rtmsg_ifinfo+0x5c/0xb0
[ 98.684021][ T166] netif_close_many+0x2ac/0x640
[ 98.684152][ T166] ? asym_cpu_capacity_scan+0xa60/0xa60
[ 98.684285][ T166] ? lock_acquire.part.0+0xbc/0x260
[ 98.684504][ T166] ? find_held_lock+0x2b/0x80
[ 98.684633][ T166] ? __dev_close_many+0x530/0x530
[ 98.684767][ T166] ? netif_close_many_and_unlock+0x22/0x2c0
[ 98.684928][ T166] unregister_netdevice_many_notify+0x671/0x19a0
[ 98.685092][ T166] ? select_fallback_rq+0x510/0x510
[ 98.685225][ T166] ? unregister_netdevice_queued+0x80/0x80
[ 98.685443][ T166] ? find_held_lock+0x2b/0x80
[ 98.685572][ T166] ? find_held_lock+0x2b/0x80
[ 98.685702][ T166] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.685841][ T166] ? __queue_work+0x315/0xc00
[ 98.685975][ T166] unregister_netdevice_queue+0x290/0x470
[ 98.686106][ T166] ? mark_held_locks+0x40/0x70
[ 98.686238][ T166] ? unregister_netdevice_many+0x20/0x20
[ 98.686456][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.686591][ T166] ? queue_delayed_work_on+0x95/0x100
[ 98.686727][ T166] __tun_detach+0xf36/0x1320
[ 98.686863][ T166] tun_chr_close+0xac/0x1b0
[ 98.686994][ T166] __fput+0x363/0xac0
[ 98.687098][ T166] task_work_run+0x12b/0x240
[ 98.687229][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.687358][ T166] ? task_work_cancel+0x30/0x30
[ 98.687580][ T166] ? kmem_cache_free+0xf8/0x560
[ 98.687713][ T166] do_exit+0x614/0xdc0
[ 98.687823][ T166] ? exit_notify+0x890/0x890
[ 98.687955][ T166] ? find_held_lock+0x2b/0x80
[ 98.688086][ T166] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.688216][ T166] ? __rwlock_init+0x150/0x150
[ 98.688348][ T166] do_group_exit+0xb8/0x370
[ 98.688532][ T166] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[ 98.688696][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.688835][ T166] ? _raw_spin_unlock_irq+0x28/0x50
[ 98.688964][ T166] ? _raw_spin_unlock_irq+0x33/0x50
[ 98.689095][ T166] get_signal+0x172e/0x1820
[ 98.689228][ T166] ? __sys_sendto+0x2c9/0x400
[ 98.689361][ T166] ? __ia32_sys_getpeername+0xd0/0xd0
[ 98.689582][ T166] ? ptrace_signal+0x600/0x600
[ 98.689715][ T166] arch_do_signal_or_restart+0xc2/0x3a0
[ 98.689854][ T166] ? get_sigframe_size+0x20/0x20
[ 98.689987][ T166] ? rcu_is_watching+0x15/0xd0
[ 98.690121][ T166] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 98.690287][ T166] exit_to_user_mode_loop+0x86/0x520
[ 98.690508][ T166] ? rcu_is_watching+0x15/0xd0
[ 98.690643][ T166] do_syscall_64+0x437/0xfc0
[ 98.690781][ T166] ? irq_exit_rcu+0x1a/0x30
[ 98.690914][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 98.691078][ T166] RIP: 0033:0x4c2d9e
[ 98.691184][ T166] Code: Unable to access opcode bytes at 0x4c2d74.
[ 98.691523][ T166] RSP: 002b:00007ffd140424e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 98.691731][ T166] RAX: 0000000000000014 RBX: 0000000000000016 RCX: 00000000004c2d9e
[ 98.691932][ T166] RDX: 0000000000000014 RSI: 00007ffd140425c0 RDI: 0000000000000007
[ 98.692128][ T166] RBP: 00007ffd140424f0 R08: 00007ffd14042580 R09: 000000000000000c
[ 98.692330][ T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000031ac4c60
[ 98.692623][ T166] R13: 00007ffd14043110 R14: 00007ffd140426b0 R15: 0000000000543540
[ 98.692833][ T166]
[ 98.692934][ T166] irq event stamp: 131669397
[ 98.693069][ T166] hardirqs last enabled at (131669405): [] __up_console_sem+0x5a/0x70
[ 98.693305][ T166] hardirqs last disabled at (131669412): [] __up_console_sem+0x3f/0x70
[ 98.693595][ T166] softirqs last enabled at (131669512): [] handle_softirqs+0x611/0x940
[ 98.693833][ T166] softirqs last disabled at (131669421): [] __irq_exit_rcu+0x103/0x1c0
[ 98.694064][ T166] ---[ end trace 0000000000000000 ]---
[ 98.707003][ T166] ------------[ cut here ]------------
[ 98.707170][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: packetdrill/166
[ 98.707776][ T166] Modules linked in:
[ 98.707887][ T166] CPU: 3 UID: 0 PID: 166 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 98.708177][ T166] Tainted: [W]=WARN
[ 98.708275][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.708440][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 98.708607][ T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 ff f0 ff b9 a6 ff ff
[ 98.709070][ T166] RSP: 0018:ffa0000000837820 EFLAGS: 00010286
[ 98.709232][ T166] RAX: 00000000ffffffa6 RBX: ff110000029950c0 RCX: 1ff4000000106eca
[ 98.709429][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002995170
[ 98.709621][ T166] RBP: ff11000012a10000 R08: 1fe2200000532a2f R09: ff11000012f72e58
[ 98.709817][ T166] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 98.710008][ T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 98.710198][ T166] FS: 0000000000000000(0000) GS:ff1100008cd53000(0000) knlGS:0000000000000000
[ 98.710427][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.710585][ T166] CR2: 0000564392bd6c30 CR3: 000000000df39006 CR4: 0000000000771ef0
[ 98.710784][ T166] PKRU: 55555554
[ 98.710880][ T166] Call Trace:
[ 98.710975][ T166]
[ 98.711041][ T166] unregister_netdevice_many_notify+0x12ca/0x19a0
[ 98.711203][ T166] ? unregister_netdevice_queued+0x80/0x80
[ 98.711362][ T166] ? find_held_lock+0x2b/0x80
[ 98.711493][ T166] ? find_held_lock+0x2b/0x80
[ 98.711621][ T166] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.711753][ T166] ? __queue_work+0x315/0xc00
[ 98.711882][ T166] unregister_netdevice_queue+0x290/0x470
[ 98.712009][ T166] ? mark_held_locks+0x40/0x70
[ 98.712135][ T166] ? unregister_netdevice_many+0x20/0x20
[ 98.712262][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.712396][ T166] ? queue_delayed_work_on+0x95/0x100
[ 98.712547][ T166] __tun_detach+0xf36/0x1320
[ 98.712709][ T166] tun_chr_close+0xac/0x1b0
[ 98.712857][ T166] __fput+0x363/0xac0
[ 98.713007][ T166] task_work_run+0x12b/0x240
[ 98.713145][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.713299][ T166] ? task_work_cancel+0x30/0x30
[ 98.713442][ T166] ? kmem_cache_free+0xf8/0x560
[ 98.713573][ T166] do_exit+0x614/0xdc0
[ 98.713671][ T166] ? exit_notify+0x890/0x890
[ 98.713804][ T166] ? find_held_lock+0x2b/0x80
[ 98.713933][ T166] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.714060][ T166] ? __rwlock_init+0x150/0x150
[ 98.714191][ T166] do_group_exit+0xb8/0x370
[ 98.714319][ T166] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[ 98.714480][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.714607][ T166] ? _raw_spin_unlock_irq+0x28/0x50
[ 98.714741][ T166] ? _raw_spin_unlock_irq+0x33/0x50
[ 98.714868][ T166] get_signal+0x172e/0x1820
[ 98.714998][ T166] ? __sys_sendto+0x2c9/0x400
[ 98.715124][ T166] ? __ia32_sys_getpeername+0xd0/0xd0
[ 98.715254][ T166] ? ptrace_signal+0x600/0x600
[ 98.715388][ T166] arch_do_signal_or_restart+0xc2/0x3a0
[ 98.715520][ T166] ? get_sigframe_size+0x20/0x20
[ 98.715652][ T166] ? rcu_is_watching+0x15/0xd0
[ 98.715815][ T166] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 98.715979][ T166] exit_to_user_mode_loop+0x86/0x520
[ 98.716106][ T166] ? rcu_is_watching+0x15/0xd0
[ 98.716235][ T166] do_syscall_64+0x437/0xfc0
[ 98.716363][ T166] ? irq_exit_rcu+0x1a/0x30
[ 98.716496][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 98.716654][ T166] RIP: 0033:0x4c2d9e
[ 98.716764][ T166] Code: Unable to access opcode bytes at 0x4c2d74.
[ 98.716926][ T166] RSP: 002b:00007ffd140424e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 98.717118][ T166] RAX: 0000000000000014 RBX: 0000000000000016 RCX: 00000000004c2d9e
[ 98.717312][ T166] RDX: 0000000000000014 RSI: 00007ffd140425c0 RDI: 0000000000000007
[ 98.717507][ T166] RBP: 00007ffd140424f0 R08: 00007ffd14042580 R09: 000000000000000c
[ 98.717696][ T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000031ac4c60
[ 98.717889][ T166] R13: 00007ffd14043110 R14: 00007ffd140426b0 R15: 0000000000543540
[ 98.718085][ T166]
[ 98.718183][ T166] irq event stamp: 131688527
[ 98.718310][ T166] hardirqs last enabled at (131688535): [] __up_console_sem+0x5a/0x70
[ 98.718538][ T166] hardirqs last disabled at (131688544): [] __up_console_sem+0x3f/0x70
[ 98.718763][ T166] softirqs last enabled at (131687942): [] handle_softirqs+0x611/0x940
[ 98.718985][ T166] softirqs last disabled at (131687309): [] __irq_exit_rcu+0x103/0x1c0
[ 98.719204][ T166] ---[ end trace 0000000000000000 ]---
[ 98.742638][ T12] ------------[ cut here ]------------
[ 98.742853][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:0/12
[ 98.743134][ T12] Modules linked in:
[ 98.743254][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 98.743666][ T12] Tainted: [W]=WARN
[ 98.743765][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.743915][ T12] Workqueue: netns cleanup_net
[ 98.744050][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 98.744248][ T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 ff f0 ff b9 a6 ff ff
[ 98.744683][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[ 98.744839][ T12] RAX: 00000000ffffffa6 RBX: ff11000013348ac0 RCX: 1ff4000000018ed5
[ 98.745034][ T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013348b70
[ 98.745214][ T12] RBP: ff11000008949000 R08: 1fe220000266916f R09: ff11000001afd1d0
[ 98.745398][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 98.745579][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 98.745764][ T12] FS: 0000000000000000(0000) GS:ff1100008cbd3000(0000) knlGS:0000000000000000
[ 98.745976][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.746127][ T12] CR2: 0000562e6dc952b8 CR3: 00000000140ee002 CR4: 0000000000771ef0
[ 98.746306][ T12] PKRU: 55555554
[ 98.746401][ T12] Call Trace:
[ 98.746492][ T12]
[ 98.746555][ T12] unregister_netdevice_many_notify+0x12ca/0x19a0
[ 98.746710][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 98.746866][ T12] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 98.746987][ T12] default_device_exit_batch+0x38b/0x600
[ 98.747108][ T12] ? generic_xdp_install+0x400/0x400
[ 98.747226][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 98.747348][ T12] ? unregister_netdev+0x60/0x60
[ 98.747471][ T12] ? rtnl_is_locked+0x15/0x20
[ 98.747591][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 98.747713][ T12] ops_undo_list+0x2ce/0x8f0
[ 98.747841][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 98.747963][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.748087][ T12] cleanup_net+0x431/0x890
[ 98.748209][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 98.748327][ T12] ? process_one_work+0xdb7/0x1410
[ 98.748468][ T12] ? lock_acquire+0x134/0x160
[ 98.748588][ T12] ? rcu_is_watching+0x15/0xd0
[ 98.748715][ T12] process_one_work+0xdf8/0x1410
[ 98.749029][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 98.749149][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 98.749273][ T12] worker_thread+0x4f1/0xd60
[ 98.749405][ T12] ? rescuer_thread+0x1320/0x1320
[ 98.749525][ T12] kthread+0x367/0x460
[ 98.749618][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 98.749775][ T12] ? kthread_affine_node+0x330/0x330
[ 98.749895][ T12] ret_from_fork+0x474/0x6b0
[ 98.750017][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 98.750166][ T12] ? __switch_to+0x5a3/0xe00
[ 98.750287][ T12] ? kthread_affine_node+0x330/0x330
[ 98.750413][ T12] ret_from_fork_asm+0x11/0x20
[ 98.750540][ T12]
[ 98.750628][ T12] irq event stamp: 8571
[ 98.750719][ T12] hardirqs last enabled at (8579): [] __up_console_sem+0x5a/0x70
[ 98.750933][ T12] hardirqs last disabled at (8586): [] __up_console_sem+0x3f/0x70
[ 98.751141][ T12] softirqs last enabled at (8156): [] handle_softirqs+0x611/0x940
[ 98.751355][ T12] softirqs last disabled at (7963): [] __irq_exit_rcu+0x103/0x1c0
[ 98.751574][ T12] ---[ end trace 0000000000000000 ]---