[ 8.561964][ T166] ------------[ cut here ]------------
[ 8.562185][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: unshare/166
[ 8.562489][ T166] Modules linked in:
[ 8.562617][ T166] CPU: 0 UID: 0 PID: 166 Comm: unshare Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.562883][ T166] Tainted: [W]=WARN
[ 8.562996][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.563168][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.563342][ 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
[ 8.563816][ T166] RSP: 0018:ffa0000000857ab0 EFLAGS: 00010286
[ 8.563984][ T166] RAX: 00000000ffffffa6 RBX: ff1100000c41e640 RCX: 1ff400000010af1c
[ 8.564176][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c41e6f0
[ 8.564418][ T166] RBP: ff1100000a339000 R08: 1fe2200001883cdf R09: ff1100000c218b80
[ 8.564619][ T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.564816][ T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a339000
[ 8.565011][ T166] FS: 00007f6537d21740(0000) GS:ff1100009bbd3000(0000) knlGS:0000000000000000
[ 8.565261][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.565426][ T166] CR2: 00005598fc99a310 CR3: 000000000ce83003 CR4: 0000000000771ef0
[ 8.565627][ T166] PKRU: 55555554
[ 8.565732][ T166] Call Trace:
[ 8.565833][ T166]
[ 8.565904][ T166] ? ip6_route_dev_notify+0x250/0x380
[ 8.566035][ T166] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.566163][ T166] ? notifier_call_chain+0xb0/0x320
[ 8.566330][ T166] rtmsg_ifinfo+0x5c/0xb0
[ 8.566432][ T166] register_netdevice+0x137a/0x1980
[ 8.566563][ T166] ? unregister_netdevice_queue+0x470/0x470
[ 8.566731][ T166] register_netdev+0x23/0x40
[ 8.566859][ T166] loopback_net_init+0x7d/0x150
[ 8.566991][ T166] ops_init+0x187/0x560
[ 8.567091][ T166] setup_net+0x11b/0x3b0
[ 8.567189][ T166] ? unregister_pernet_device+0x80/0x80
[ 8.567325][ T166] ? lockdep_init_map_type+0x5d/0x250
[ 8.567458][ T166] ? mutex_init_lockdep+0xf6/0x120
[ 8.567591][ T166] copy_net_ns+0x2fd/0x450
[ 8.567725][ T166] create_new_namespaces+0x371/0xa10
[ 8.567858][ T166] unshare_nsproxy_namespaces+0xa5/0x150
[ 8.567986][ T166] ksys_unshare+0x47e/0x8c0
[ 8.568117][ T166] ? walk_process_tree+0x350/0x350
[ 8.568285][ T166] __x64_sys_unshare+0x34/0x50
[ 8.568414][ T166] ? do_syscall_64+0x82/0xfc0
[ 8.568544][ T166] do_syscall_64+0x117/0xfc0
[ 8.568677][ T166] ? trace_hardirqs_off+0xd/0x30
[ 8.568817][ T166] ? exc_page_fault+0xee/0x100
[ 8.568953][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.569113][ T166] RIP: 0033:0x7f6537e1cbcb
[ 8.569250][ 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
[ 8.569744][ T166] RSP: 002b:00007fff1179a0f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 8.569939][ T166] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6537e1cbcb
[ 8.570137][ T166] RDX: 0000000000000000 RSI: 00007fff11799e60 RDI: 0000000040000000
[ 8.570336][ T166] RBP: 00007fff1179a480 R08: 00007fff1179a050 R09: 0000000000000000
[ 8.570528][ T166] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000040000000
[ 8.570723][ T166] R13: 0000000000000000 R14: 00000000ffffffff R15: 00005598fc99db68
[ 8.570921][ T166]
[ 8.571021][ T166] irq event stamp: 23207
[ 8.571119][ T166] hardirqs last enabled at (23215): [] __up_console_sem+0x5a/0x70
[ 8.571350][ T166] hardirqs last disabled at (23224): [] __up_console_sem+0x3f/0x70
[ 8.571573][ T166] softirqs last enabled at (22716): [] __alloc_skb+0x4c5/0x5f0
[ 8.571800][ T166] softirqs last disabled at (22714): [] __alloc_skb+0x4c5/0x5f0
[ 8.572023][ T166] ---[ end trace 0000000000000000 ]---
[ 8.588469][ T166] ------------[ cut here ]------------
[ 8.588631][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: packetdrill/166
[ 8.588877][ T166] Modules linked in:
[ 8.588979][ T166] CPU: 0 UID: 0 PID: 166 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.589248][ T166] Tainted: [W]=WARN
[ 8.589347][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.589505][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.589670][ 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
[ 8.590106][ T166] RSP: 0018:ffa0000000857b58 EFLAGS: 00010286
[ 8.590266][ T166] RAX: 00000000ffffffa6 RBX: ff1100000adf41c0 RCX: 1ff400000010af31
[ 8.590446][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000adf4270
[ 8.590626][ T166] RBP: ff1100000a500000 R08: 1fe22000015be84f R09: ff1100000c218b58
[ 8.590808][ T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.590991][ T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a500000
[ 8.591180][ T166] FS: 00000000272aa400(0000) GS:ff1100009bbd3000(0000) knlGS:0000000000000000
[ 8.591401][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.591555][ T166] CR2: 00007f6f1b427000 CR3: 0000000004adf004 CR4: 0000000000771ef0
[ 8.591748][ T166] PKRU: 55555554
[ 8.591839][ T166] Call Trace:
[ 8.591931][ T166]
[ 8.591994][ T166] ? ip6_route_dev_notify+0x3d/0x380
[ 8.592116][ T166] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.592236][ T166] ? notifier_call_chain+0xb0/0x320
[ 8.592367][ T166] rtmsg_ifinfo+0x5c/0xb0
[ 8.592463][ T166] register_netdevice+0x137a/0x1980
[ 8.592590][ T166] ? unregister_netdevice_queue+0x470/0x470
[ 8.592748][ T166] ? alloc_netdev_mqs+0xec0/0x1410
[ 8.592872][ T166] tun_set_iff.constprop.0+0xc61/0x1850
[ 8.593002][ T166] ? tun_attach.isra.0+0x1630/0x1630
[ 8.593128][ T166] ? tun_get+0x106/0x240
[ 8.593221][ T166] __tun_chr_ioctl+0x4b0/0x2470
[ 8.593347][ T166] ? build_open_flags+0x620/0x620
[ 8.593468][ T166] ? tun_chr_read_iter+0x210/0x210
[ 8.593590][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 8.593716][ T166] ? __x64_sys_openat+0x10e/0x210
[ 8.593841][ T166] ? fput_close_sync+0xde/0x1b0
[ 8.593966][ T166] ? __ia32_sys_open+0x1b0/0x1b0
[ 8.594090][ T166] __x64_sys_ioctl+0x11a/0x190
[ 8.594214][ T166] do_syscall_64+0x117/0xfc0
[ 8.594348][ T166] ? trace_hardirqs_off+0xd/0x30
[ 8.594473][ T166] ? exc_page_fault+0xee/0x100
[ 8.594596][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.594747][ T166] RIP: 0033:0x47cc8d
[ 8.594842][ 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
[ 8.595275][ T166] RSP: 002b:00007ffd975d0370 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 8.595479][ T166] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 8.595659][ T166] RDX: 00007ffd975d03f0 RSI: 00000000400454ca RDI: 0000000000000005
[ 8.595842][ T166] RBP: 00007ffd975d03c0 R08: 0000000000000000 R09: 0000000000000000
[ 8.596024][ T166] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd975d08c8
[ 8.596210][ T166] R13: 00007ffd975d0950 R14: 0000000000000002 R15: 0000000000543540
[ 8.596405][ T166]
[ 8.596493][ T166] irq event stamp: 35763
[ 8.596582][ T166] hardirqs last enabled at (35771): [] __up_console_sem+0x5a/0x70
[ 8.596800][ T166] hardirqs last disabled at (35778): [] __up_console_sem+0x3f/0x70
[ 8.597014][ T166] softirqs last enabled at (35288): [] __alloc_skb+0x4c5/0x5f0
[ 8.597227][ T166] softirqs last disabled at (35286): [] __alloc_skb+0x4c5/0x5f0
[ 8.597437][ T166] ---[ end trace 0000000000000000 ]---
[ 8.597840][ T166] ------------[ cut here ]------------
[ 8.597960][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: packetdrill/166
[ 8.598203][ T166] Modules linked in:
[ 8.598343][ T166] CPU: 0 UID: 0 PID: 166 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.598616][ T166] Tainted: [W]=WARN
[ 8.598709][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.598862][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.599023][ 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
[ 8.599457][ T166] RSP: 0018:ffa0000000857c58 EFLAGS: 00010286
[ 8.599604][ T166] RAX: 00000000ffffffa6 RBX: ff1100000adf4040 RCX: 1ff400000010af51
[ 8.599789][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000adf40f0
[ 8.599971][ T166] RBP: ff1100000a500000 R08: 1fe22000015be81f R09: ff1100000c218b58
[ 8.600150][ T166] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[ 8.600331][ T166] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[ 8.600511][ T166] FS: 00000000272aa400(0000) GS:ff1100009bbd3000(0000) knlGS:0000000000000000
[ 8.600733][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.600884][ T166] CR2: 00007f6f1b427000 CR3: 0000000004adf004 CR4: 0000000000771ef0
[ 8.601073][ T166] PKRU: 55555554
[ 8.601162][ T166] Call Trace:
[ 8.601258][ T166]
[ 8.601322][ T166] ? rcu_is_watching+0x15/0xd0
[ 8.601449][ T166] rtnetlink_event+0xe0/0x1f0
[ 8.601567][ T166] notifier_call_chain+0xb0/0x320
[ 8.601689][ T166] netdev_update_features+0xa9/0xb0
[ 8.601816][ T166] ? netdev_sync_lower_features+0x4c0/0x4c0
[ 8.601964][ T166] __tun_chr_ioctl+0xc7f/0x2470
[ 8.602088][ T166] ? tun_chr_read_iter+0x210/0x210
[ 8.602212][ T166] ? fd_install+0x19b/0x3d0
[ 8.602345][ T166] ? update_socket_protocol+0x10/0x10
[ 8.602466][ T166] ? alloc_file_clone+0xe0/0xe0
[ 8.602597][ T166] __x64_sys_ioctl+0x11a/0x190
[ 8.602721][ T166] do_syscall_64+0x117/0xfc0
[ 8.602839][ T166] ? trace_hardirqs_off+0xd/0x30
[ 8.602959][ T166] ? exc_page_fault+0xee/0x100
[ 8.603082][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.603235][ T166] RIP: 0033:0x47cc8d
[ 8.603336][ 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
[ 8.603770][ T166] RSP: 002b:00007ffd975d03b0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 8.603956][ T166] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 8.604138][ T166] RDX: 000000000000000f RSI: 00000000400454d0 RDI: 0000000000000005
[ 8.604327][ T166] RBP: 00007ffd975d0400 R08: 0000000000000005 R09: 0000000000000010
[ 8.604508][ T166] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd975d08c8
[ 8.604694][ T166] R13: 00007ffd975d0950 R14: 0000000000000002 R15: 0000000000543540
[ 8.604880][ T166]
[ 8.604975][ T166] irq event stamp: 36439
[ 8.605064][ T166] hardirqs last enabled at (36447): [] __up_console_sem+0x5a/0x70
[ 8.605281][ T166] hardirqs last disabled at (36456): [] __up_console_sem+0x3f/0x70
[ 8.605492][ T166] softirqs last enabled at (36024): [] __alloc_skb+0x4c5/0x5f0
[ 8.605778][ T166] softirqs last disabled at (36022): [] __alloc_skb+0x4c5/0x5f0
[ 8.605997][ T166] ---[ end trace 0000000000000000 ]---
[ 8.606499][ T166] ------------[ cut here ]------------
[ 8.606635][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: packetdrill/166
[ 8.606897][ T166] Modules linked in:
[ 8.607006][ T166] CPU: 0 UID: 0 PID: 166 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.607301][ T166] Tainted: [W]=WARN
[ 8.607401][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.607572][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.607741][ 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
[ 8.608189][ T166] RSP: 0018:ffa0000000857850 EFLAGS: 00010286
[ 8.608361][ T166] RAX: 00000000ffffffa6 RBX: ff1100000adf5e40 RCX: 1ff400000010aed0
[ 8.608557][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000adf5ef0
[ 8.608756][ T166] RBP: ff1100000a500000 R08: 1fe22000015bebdf R09: ff1100000c218b58
[ 8.608950][ T166] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[ 8.609140][ T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005820900
[ 8.609350][ T166] FS: 00000000272aa400(0000) GS:ff1100009bbd3000(0000) knlGS:0000000000000000
[ 8.609573][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.609734][ T166] CR2: 00007f6f1b427000 CR3: 0000000004adf004 CR4: 0000000000771ef0
[ 8.610012][ T166] PKRU: 55555554
[ 8.610110][ T166] Call Trace:
[ 8.610215][ T166]
[ 8.610287][ T166] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.610414][ T166] rtmsg_ifinfo+0x5c/0xb0
[ 8.610595][ T166] ? mark_held_locks+0x40/0x70
[ 8.610724][ T166] __dev_notify_flags+0x1b8/0x280
[ 8.610850][ T166] ? netif_change_name+0x8c0/0x8c0
[ 8.610975][ T166] ? __dev_change_flags+0x4a4/0x660
[ 8.611190][ T166] ? netif_set_allmulti+0x250/0x250
[ 8.611323][ T166] ? lock_acquire.part.0+0xbc/0x260
[ 8.611450][ T166] netif_change_flags+0xfe/0x190
[ 8.611578][ T166] ? cap_capable+0x1d6/0x3e0
[ 8.611794][ T166] dev_change_flags+0xa5/0x170
[ 8.611920][ T166] devinet_ioctl+0x10f0/0x1840
[ 8.612050][ T166] ? inet_ifa_byprefix+0x220/0x220
[ 8.612183][ T166] ? _copy_from_user+0x42/0x90
[ 8.612317][ T166] inet_ioctl+0x34b/0x3a0
[ 8.612414][ T166] ? inet_dgram_connect+0x3e0/0x3e0
[ 8.612539][ T166] ? __lock_acquire+0x508/0xc10
[ 8.612675][ T166] ? __might_fault+0x97/0x140
[ 8.612886][ T166] ? __might_fault+0x97/0x140
[ 8.613022][ T166] sock_do_ioctl+0x10e/0x270
[ 8.613149][ T166] ? __sock_recv_cmsgs+0x550/0x550
[ 8.613284][ T166] ? ioctl_file_clone+0xd0/0xd0
[ 8.613495][ T166] sock_ioctl+0x3cb/0x5f0
[ 8.613592][ T166] ? br_ioctl_call+0x80/0x80
[ 8.613722][ T166] ? fd_install+0x19b/0x3d0
[ 8.613850][ T166] ? update_socket_protocol+0x10/0x10
[ 8.613988][ T166] ? alloc_file_clone+0xe0/0xe0
[ 8.614199][ T166] __x64_sys_ioctl+0x11a/0x190
[ 8.614335][ T166] do_syscall_64+0x117/0xfc0
[ 8.614460][ T166] ? trace_hardirqs_off+0xd/0x30
[ 8.614589][ T166] ? exc_page_fault+0xee/0x100
[ 8.614803][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.614965][ T166] RIP: 0033:0x47cc8d
[ 8.615065][ 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
[ 8.615607][ T166] RSP: 002b:00007ffd975d0390 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 8.615800][ T166] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 8.616082][ T166] RDX: 00007ffd975d0400 RSI: 0000000000008914 RDI: 0000000000000006
[ 8.616281][ T166] RBP: 00007ffd975d03e0 R08: 0000000000000005 R09: 0000000000000010
[ 8.616556][ T166] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd975d08c8
[ 8.616746][ T166] R13: 00007ffd975d0950 R14: 0000000000000002 R15: 0000000000543540
[ 8.616946][ T166]
[ 8.617121][ T166] irq event stamp: 37323
[ 8.617215][ T166] hardirqs last enabled at (37331): [] __up_console_sem+0x5a/0x70
[ 8.617439][ T166] hardirqs last disabled at (37340): [] __up_console_sem+0x3f/0x70
[ 8.617749][ T166] softirqs last enabled at (36766): [] __alloc_skb+0x4c5/0x5f0
[ 8.617972][ T166] softirqs last disabled at (36764): [] __alloc_skb+0x4c5/0x5f0
[ 8.618189][ T166] ---[ end trace 0000000000000000 ]---
[ 98.419220][ T166] ------------[ cut here ]------------
[ 98.420098][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: packetdrill/166
[ 98.420492][ T166] Modules linked in:
[ 98.420606][ T166] CPU: 0 UID: 0 PID: 166 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 98.420923][ T166] Tainted: [W]=WARN
[ 98.421045][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.421219][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 98.421474][ 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
[ 98.421970][ T166] RSP: 0018:ffa00000008576f0 EFLAGS: 00010286
[ 98.422144][ T166] RAX: 00000000ffffffa6 RBX: ff11000008dd6f40 RCX: 1ff400000010aea4
[ 98.422444][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008dd6ff0
[ 98.422651][ T166] RBP: ff1100000a500000 R08: 1fe22000011badff R09: ff1100000c218b58
[ 98.422856][ T166] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[ 98.423069][ T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000857790
[ 98.423359][ T166] FS: 0000000000000000(0000) GS:ff1100009bbd3000(0000) knlGS:0000000000000000
[ 98.423601][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.423776][ T166] CR2: 00007f6f1b427000 CR3: 0000000030939001 CR4: 0000000000771ef0
[ 98.423991][ T166] PKRU: 55555554
[ 98.424133][ T166] Call Trace:
[ 98.424239][ T166]
[ 98.424379][ T166] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 98.424515][ T166] rtmsg_ifinfo+0x5c/0xb0
[ 98.424617][ T166] netif_close_many+0x2ac/0x640
[ 98.424763][ T166] ? find_held_lock+0x2b/0x80
[ 98.424905][ T166] ? __dev_close_many+0x530/0x530
[ 98.425048][ T166] ? netif_close_many_and_unlock+0x22/0x2c0
[ 98.425223][ T166] unregister_netdevice_many_notify+0x671/0x19a0
[ 98.425487][ T166] ? select_fallback_rq+0x510/0x510
[ 98.425624][ T166] ? unregister_netdevice_queued+0x80/0x80
[ 98.425794][ T166] ? find_held_lock+0x2b/0x80
[ 98.425935][ T166] ? find_held_lock+0x2b/0x80
[ 98.426079][ T166] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.426218][ T166] ? __queue_work+0x315/0xc00
[ 98.426443][ T166] unregister_netdevice_queue+0x290/0x470
[ 98.426581][ T166] ? unregister_netdevice_many+0x20/0x20
[ 98.426717][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.426856][ T166] ? queue_delayed_work_on+0x95/0x100
[ 98.427000][ T166] __tun_detach+0xf36/0x1320
[ 98.427143][ T166] tun_chr_close+0xac/0x1b0
[ 98.427351][ T166] __fput+0x363/0xac0
[ 98.427461][ T166] task_work_run+0x12b/0x240
[ 98.427600][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.427737][ T166] ? task_work_cancel+0x30/0x30
[ 98.427875][ T166] ? kmem_cache_free+0xf8/0x560
[ 98.428020][ T166] do_exit+0x614/0xdc0
[ 98.428127][ T166] ? exit_notify+0x890/0x890
[ 98.428353][ T166] ? find_held_lock+0x2b/0x80
[ 98.428491][ T166] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.428627][ T166] ? __rwlock_init+0x150/0x150
[ 98.428765][ T166] do_group_exit+0xb8/0x370
[ 98.428905][ T166] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[ 98.429078][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.429215][ T166] ? _raw_spin_unlock_irq+0x28/0x50
[ 98.429434][ T166] ? _raw_spin_unlock_irq+0x33/0x50
[ 98.429575][ T166] get_signal+0x172e/0x1820
[ 98.429716][ T166] ? __sys_sendto+0x2c9/0x400
[ 98.429855][ T166] ? __ia32_sys_getpeername+0xd0/0xd0
[ 98.429997][ T166] ? ptrace_signal+0x600/0x600
[ 98.430136][ T166] arch_do_signal_or_restart+0xc2/0x3a0
[ 98.430343][ T166] ? get_sigframe_size+0x20/0x20
[ 98.430483][ T166] ? rcu_is_watching+0x15/0xd0
[ 98.430622][ T166] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 98.430807][ T166] exit_to_user_mode_loop+0x86/0x520
[ 98.430970][ T166] ? rcu_is_watching+0x15/0xd0
[ 98.431148][ T166] do_syscall_64+0x437/0xfc0
[ 98.431372][ T166] ? irq_exit_rcu+0x1a/0x30
[ 98.431526][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 98.431710][ T166] RIP: 0033:0x4c2d9e
[ 98.431833][ T166] Code: Unable to access opcode bytes at 0x4c2d74.
[ 98.432064][ T166] RSP: 002b:00007ffd975cfd20 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 98.432351][ T166] RAX: 0000000000000014 RBX: 0000000000000016 RCX: 00000000004c2d9e
[ 98.432562][ T166] RDX: 0000000000000014 RSI: 00007ffd975cfe00 RDI: 0000000000000007
[ 98.432796][ T166] RBP: 00007ffd975cfd30 R08: 00007ffd975cfdc0 R09: 000000000000000c
[ 98.433009][ T166] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000272b5930
[ 98.433220][ T166] R13: 00007ffd975d0950 R14: 00007ffd975cfef0 R15: 0000000000543540
[ 98.433441][ T166]
[ 98.433548][ T166] irq event stamp: 134066131
[ 98.433688][ T166] hardirqs last enabled at (134066139): [] __up_console_sem+0x5a/0x70
[ 98.433931][ T166] hardirqs last disabled at (134066146): [] __up_console_sem+0x3f/0x70
[ 98.434177][ T166] softirqs last enabled at (134066094): [] handle_softirqs+0x611/0x940
[ 98.434430][ T166] softirqs last disabled at (134066045): [] __irq_exit_rcu+0x103/0x1c0
[ 98.434670][ T166] ---[ end trace 0000000000000000 ]---
[ 98.438960][ T166] ------------[ cut here ]------------
[ 98.439126][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: packetdrill/166
[ 98.439402][ T166] Modules linked in:
[ 98.439508][ T166] CPU: 0 UID: 0 PID: 166 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 98.439811][ T166] Tainted: [W]=WARN
[ 98.439914][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.440087][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 98.440265][ 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
[ 98.440747][ T166] RSP: 0018:ffa0000000857820 EFLAGS: 00010286
[ 98.443232][ T166] RAX: 00000000ffffffa6 RBX: ff11000008dd7e40 RCX: 1ff400000010aeca
[ 98.443527][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008dd7ef0
[ 98.443730][ T166] RBP: ff1100000a500000 R08: 1fe22000011bafdf R09: ff1100000c218b58
[ 98.444000][ T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 98.444201][ T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 98.444457][ T166] FS: 0000000000000000(0000) GS:ff1100009bbd3000(0000) knlGS:0000000000000000
[ 98.444690][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.444859][ T166] CR2: 00007f6f1b427000 CR3: 0000000030939001 CR4: 0000000000771ef0
[ 98.445066][ T166] PKRU: 55555554
[ 98.445164][ T166] Call Trace:
[ 98.445315][ T166]
[ 98.445384][ T166] unregister_netdevice_many_notify+0x12ca/0x19a0
[ 98.445554][ T166] ? unregister_netdevice_queued+0x80/0x80
[ 98.445717][ T166] ? find_held_lock+0x2b/0x80
[ 98.445902][ T166] ? find_held_lock+0x2b/0x80
[ 98.446042][ T166] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.446178][ T166] ? __queue_work+0x315/0xc00
[ 98.446366][ T166] unregister_netdevice_queue+0x290/0x470
[ 98.446500][ T166] ? unregister_netdevice_many+0x20/0x20
[ 98.446633][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.446763][ T166] ? queue_delayed_work_on+0x95/0x100
[ 98.446897][ T166] __tun_detach+0xf36/0x1320
[ 98.447037][ T166] tun_chr_close+0xac/0x1b0
[ 98.447170][ T166] __fput+0x363/0xac0
[ 98.447328][ T166] task_work_run+0x12b/0x240
[ 98.447462][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.447594][ T166] ? task_work_cancel+0x30/0x30
[ 98.447727][ T166] ? kmem_cache_free+0xf8/0x560
[ 98.447864][ T166] do_exit+0x614/0xdc0
[ 98.447969][ T166] ? exit_notify+0x890/0x890
[ 98.448101][ T166] ? find_held_lock+0x2b/0x80
[ 98.448236][ T166] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.448422][ T166] ? __rwlock_init+0x150/0x150
[ 98.448556][ T166] do_group_exit+0xb8/0x370
[ 98.448687][ T166] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[ 98.448852][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.448985][ T166] ? _raw_spin_unlock_irq+0x28/0x50
[ 98.449117][ T166] ? _raw_spin_unlock_irq+0x33/0x50
[ 98.449249][ T166] get_signal+0x172e/0x1820
[ 98.449437][ T166] ? __sys_sendto+0x2c9/0x400
[ 98.449570][ T166] ? __ia32_sys_getpeername+0xd0/0xd0
[ 98.449702][ T166] ? ptrace_signal+0x600/0x600
[ 98.449839][ T166] arch_do_signal_or_restart+0xc2/0x3a0
[ 98.449978][ T166] ? get_sigframe_size+0x20/0x20
[ 98.450113][ T166] ? rcu_is_watching+0x15/0xd0
[ 98.450246][ T166] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 98.450468][ T166] exit_to_user_mode_loop+0x86/0x520
[ 98.450601][ T166] ? rcu_is_watching+0x15/0xd0
[ 98.450733][ T166] do_syscall_64+0x437/0xfc0
[ 98.450869][ T166] ? irq_exit_rcu+0x1a/0x30
[ 98.451006][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 98.451173][ T166] RIP: 0033:0x4c2d9e
[ 98.451336][ T166] Code: Unable to access opcode bytes at 0x4c2d74.
[ 98.451506][ T166] RSP: 002b:00007ffd975cfd20 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 98.451709][ T166] RAX: 0000000000000014 RBX: 0000000000000016 RCX: 00000000004c2d9e
[ 98.451907][ T166] RDX: 0000000000000014 RSI: 00007ffd975cfe00 RDI: 0000000000000007
[ 98.452112][ T166] RBP: 00007ffd975cfd30 R08: 00007ffd975cfdc0 R09: 000000000000000c
[ 98.452367][ T166] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000272b5930
[ 98.452564][ T166] R13: 00007ffd975d0950 R14: 00007ffd975cfef0 R15: 0000000000543540
[ 98.452765][ T166]
[ 98.452865][ T166] irq event stamp: 134073729
[ 98.453006][ T166] hardirqs last enabled at (134073737): [] __up_console_sem+0x5a/0x70
[ 98.453236][ T166] hardirqs last disabled at (134073744): [] __up_console_sem+0x3f/0x70
[ 98.453520][ T166] softirqs last enabled at (134073844): [] handle_softirqs+0x611/0x940
[ 98.453750][ T166] softirqs last disabled at (134073753): [] __irq_exit_rcu+0x103/0x1c0
[ 98.453987][ T166] ---[ end trace 0000000000000000 ]---
[ 98.476483][ T69] ------------[ cut here ]------------
[ 98.476743][ T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/69
[ 98.477050][ T69] Modules linked in:
[ 98.477225][ T69] CPU: 2 UID: 0 PID: 69 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 98.477581][ T69] Tainted: [W]=WARN
[ 98.477723][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.477928][ T69] Workqueue: netns cleanup_net
[ 98.478126][ T69] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 98.478400][ T69] 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
[ 98.478891][ T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[ 98.479104][ T69] RAX: 00000000ffffffa6 RBX: ff1100000aea7540 RCX: 1ff4000000094ed5
[ 98.479351][ T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aea75f0
[ 98.479581][ T69] RBP: ff1100000a339000 R08: 1fe22000015d4ebf R09: ff11000008a751d0
[ 98.479810][ T69] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 98.480056][ T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 98.480302][ T69] FS: 0000000000000000(0000) GS:ff1100009bcd3000(0000) knlGS:0000000000000000
[ 98.480565][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.480767][ T69] CR2: 00007f654eba7f98 CR3: 0000000030939001 CR4: 0000000000771ef0
[ 98.481011][ T69] PKRU: 55555554
[ 98.481150][ T69] Call Trace:
[ 98.481305][ T69]
[ 98.481417][ T69] unregister_netdevice_many_notify+0x12ca/0x19a0
[ 98.481624][ T69] ? unregister_netdevice_queued+0x80/0x80
[ 98.481826][ T69] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 98.482008][ T69] default_device_exit_batch+0x38b/0x600
[ 98.482181][ T69] ? generic_xdp_install+0x400/0x400
[ 98.482365][ T69] ? ipmr_free_table+0x12e/0x2a0
[ 98.482537][ T69] ? unregister_netdev+0x60/0x60
[ 98.482709][ T69] ? rtnl_is_locked+0x15/0x20
[ 98.482880][ T69] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 98.483058][ T69] ops_undo_list+0x2ce/0x8f0
[ 98.483234][ T69] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 98.483419][ T69] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.483597][ T69] cleanup_net+0x431/0x890
[ 98.483768][ T69] ? net_passive_dec+0x1c0/0x1c0
[ 98.483938][ T69] ? process_one_work+0xdb7/0x1410
[ 98.484119][ T69] ? lock_acquire+0x134/0x160
[ 98.484304][ T69] ? rcu_is_watching+0x15/0xd0
[ 98.484479][ T69] process_one_work+0xdf8/0x1410
[ 98.484657][ T69] ? pwq_dec_nr_in_flight+0x710/0x710
[ 98.484832][ T69] ? lock_acquire.part.0+0xbc/0x260
[ 98.485018][ T69] worker_thread+0x4f1/0xd60
[ 98.485194][ T69] ? rescuer_thread+0x1320/0x1320
[ 98.485382][ T69] ? __kthread_parkme+0xbd/0x210
[ 98.485556][ T69] ? rescuer_thread+0x1320/0x1320
[ 98.485731][ T69] kthread+0x367/0x460
[ 98.485872][ T69] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 98.486082][ T69] ? kthread_affine_node+0x330/0x330
[ 98.486271][ T69] ret_from_fork+0x474/0x6b0
[ 98.486446][ T69] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 98.486647][ T69] ? __switch_to+0x5a3/0xe00
[ 98.486821][ T69] ? kthread_affine_node+0x330/0x330
[ 98.487001][ T69] ret_from_fork_asm+0x11/0x20
[ 98.487181][ T69]
[ 98.487335][ T69] irq event stamp: 3177
[ 98.487476][ T69] hardirqs last enabled at (3187): [] __up_console_sem+0x5a/0x70
[ 98.487736][ T69] hardirqs last disabled at (3196): [] __up_console_sem+0x3f/0x70
[ 98.488003][ T69] softirqs last enabled at (2642): [] handle_softirqs+0x611/0x940
[ 98.488279][ T69] softirqs last disabled at (2635): [] __irq_exit_rcu+0x103/0x1c0
[ 98.488544][ T69] ---[ end trace 0000000000000000 ]---