[ 9.003674][ T166] ------------[ cut here ]------------
[ 9.003877][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: unshare/166
[ 9.004151][ T166] Modules linked in:
[ 9.004278][ T166] CPU: 0 UID: 0 PID: 166 Comm: unshare Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.004543][ T166] Tainted: [W]=WARN
[ 9.005210][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.005378][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.005548][ 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
[ 9.006068][ T166] RSP: 0018:ffa00000005e7ab0 EFLAGS: 00010286
[ 9.006237][ T166] RAX: 00000000ffffffa6 RBX: ff11000009af0040 RCX: 1ff40000000bcf1c
[ 9.006442][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009af00f0
[ 9.006647][ T166] RBP: ff11000008851000 R08: 1fe220000135e01f R09: ff1100000c370b80
[ 9.006840][ T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.007042][ T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008851000
[ 9.007239][ T166] FS: 00007f95035db740(0000) GS:ff11000089bd3000(0000) knlGS:0000000000000000
[ 9.007466][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.007636][ T166] CR2: 000055c29a04f310 CR3: 000000000bdc1002 CR4: 0000000000771ef0
[ 9.007836][ T166] PKRU: 55555554
[ 9.007934][ T166] Call Trace:
[ 9.008042][ T166]
[ 9.008112][ T166] ? ip6_route_dev_notify+0x250/0x380
[ 9.008246][ T166] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.008377][ T166] ? notifier_call_chain+0xb0/0x320
[ 9.008509][ T166] rtmsg_ifinfo+0x5c/0xb0
[ 9.008618][ T166] register_netdevice+0x137a/0x1980
[ 9.008750][ T166] ? unregister_netdevice_queue+0x470/0x470
[ 9.008913][ T166] register_netdev+0x23/0x40
[ 9.009047][ T166] loopback_net_init+0x7d/0x150
[ 9.009180][ T166] ops_init+0x187/0x560
[ 9.009285][ T166] setup_net+0x11b/0x3b0
[ 9.009433][ T166] ? unregister_pernet_device+0x80/0x80
[ 9.009568][ T166] ? lockdep_init_map_type+0x5d/0x250
[ 9.009705][ T166] ? mutex_init_lockdep+0xf6/0x120
[ 9.009837][ T166] copy_net_ns+0x2fd/0x450
[ 9.009969][ T166] create_new_namespaces+0x371/0xa10
[ 9.010106][ T166] unshare_nsproxy_namespaces+0xa5/0x150
[ 9.010236][ T166] ksys_unshare+0x47e/0x8c0
[ 9.010368][ T166] ? walk_process_tree+0x350/0x350
[ 9.010502][ T166] __x64_sys_unshare+0x34/0x50
[ 9.010635][ T166] ? do_syscall_64+0x82/0xfc0
[ 9.010764][ T166] do_syscall_64+0x117/0xfc0
[ 9.010892][ T166] ? trace_hardirqs_off+0xd/0x30
[ 9.011031][ T166] ? exc_page_fault+0xee/0x100
[ 9.011166][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.011328][ T166] RIP: 0033:0x7f95036d6bcb
[ 9.011466][ 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
[ 9.011929][ T166] RSP: 002b:00007ffc749f64f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 9.012131][ T166] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f95036d6bcb
[ 9.012323][ T166] RDX: 0000000000000000 RSI: 00007ffc749f6260 RDI: 0000000040000000
[ 9.012514][ T166] RBP: 00007ffc749f6880 R08: 00007ffc749f6450 R09: 0000000000000000
[ 9.012710][ T166] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000040000000
[ 9.012910][ T166] R13: 0000000000000000 R14: 00000000ffffffff R15: 000055c29a052b68
[ 9.013119][ T166]
[ 9.013216][ T166] irq event stamp: 16561
[ 9.013313][ T166] hardirqs last enabled at (16569): [] __up_console_sem+0x5a/0x70
[ 9.013538][ T166] hardirqs last disabled at (16576): [] __up_console_sem+0x3f/0x70
[ 9.013772][ T166] softirqs last enabled at (16146): [] handle_softirqs+0x611/0x940
[ 9.014003][ T166] softirqs last disabled at (15179): [] __irq_exit_rcu+0x103/0x1c0
[ 9.014227][ T166] ---[ end trace 0000000000000000 ]---
[ 9.031961][ T166] ------------[ cut here ]------------
[ 9.032114][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: packetdrill/166
[ 9.032354][ T166] Modules linked in:
[ 9.032466][ T166] CPU: 0 UID: 0 PID: 166 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.032754][ T166] Tainted: [W]=WARN
[ 9.032846][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.033005][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.033165][ 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
[ 9.033600][ T166] RSP: 0018:ffa00000005e7b58 EFLAGS: 00010286
[ 9.033754][ T166] RAX: 00000000ffffffa6 RBX: ff1100000c162040 RCX: 1ff40000000bcf31
[ 9.033939][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c1620f0
[ 9.034134][ T166] RBP: ff1100000af8c000 R08: 1fe220000182c41f R09: ff1100000c370b58
[ 9.034315][ T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.034497][ T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000af8c000
[ 9.034687][ T166] FS: 000000002a8bb400(0000) GS:ff11000089bd3000(0000) knlGS:0000000000000000
[ 9.034902][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.035067][ T166] CR2: 00007f2f5e8b9000 CR3: 00000000094af003 CR4: 0000000000771ef0
[ 9.035252][ T166] PKRU: 55555554
[ 9.035342][ T166] Call Trace:
[ 9.035433][ T166]
[ 9.035497][ T166] ? ip6_route_dev_notify+0x3d/0x380
[ 9.035625][ T166] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.035746][ T166] ? notifier_call_chain+0xb0/0x320
[ 9.035871][ T166] rtmsg_ifinfo+0x5c/0xb0
[ 9.035986][ T166] register_netdevice+0x137a/0x1980
[ 9.036170][ T166] ? unregister_netdevice_queue+0x470/0x470
[ 9.036389][ T166] ? alloc_netdev_mqs+0xec0/0x1410
[ 9.037011][ T166] tun_set_iff.constprop.0+0xc61/0x1850
[ 9.037145][ T166] ? tun_attach.isra.0+0x1630/0x1630
[ 9.037271][ T166] ? tun_get+0x106/0x240
[ 9.037365][ T166] __tun_chr_ioctl+0x4b0/0x2470
[ 9.037492][ T166] ? build_open_flags+0x620/0x620
[ 9.037625][ T166] ? tun_chr_read_iter+0x210/0x210
[ 9.037748][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.037871][ T166] ? __x64_sys_openat+0x10e/0x210
[ 9.038007][ T166] ? fput_close_sync+0xde/0x1b0
[ 9.038151][ T166] ? __ia32_sys_open+0x1b0/0x1b0
[ 9.038330][ T166] __x64_sys_ioctl+0x11a/0x190
[ 9.038464][ T166] do_syscall_64+0x117/0xfc0
[ 9.038598][ T166] ? trace_hardirqs_off+0xd/0x30
[ 9.038725][ T166] ? exc_page_fault+0xee/0x100
[ 9.038847][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.039006][ T166] RIP: 0033:0x47cc8d
[ 9.039104][ 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
[ 9.039540][ T166] RSP: 002b:00007ffe0e64c940 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 9.039735][ T166] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 9.039920][ T166] RDX: 00007ffe0e64c9c0 RSI: 00000000400454ca RDI: 0000000000000005
[ 9.040108][ T166] RBP: 00007ffe0e64c990 R08: 0000000000000000 R09: 0000000000000000
[ 9.040291][ T166] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe0e64ce98
[ 9.040475][ T166] R13: 00007ffe0e64cf20 R14: 0000000000000002 R15: 0000000000543540
[ 9.040673][ T166]
[ 9.040765][ T166] irq event stamp: 29337
[ 9.040858][ T166] hardirqs last enabled at (29345): [] __up_console_sem+0x5a/0x70
[ 9.041072][ T166] hardirqs last disabled at (29352): [] __up_console_sem+0x3f/0x70
[ 9.041280][ T166] softirqs last enabled at (29128): [] handle_softirqs+0x611/0x940
[ 9.041499][ T166] softirqs last disabled at (28507): [] __irq_exit_rcu+0x103/0x1c0
[ 9.041713][ T166] ---[ end trace 0000000000000000 ]---
[ 9.042152][ T166] ------------[ cut here ]------------
[ 9.042273][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: packetdrill/166
[ 9.042511][ T166] Modules linked in:
[ 9.042658][ T166] CPU: 0 UID: 0 PID: 166 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.042932][ T166] Tainted: [W]=WARN
[ 9.043030][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.043181][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.043341][ 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
[ 9.043776][ T166] RSP: 0018:ffa00000005e7c58 EFLAGS: 00010286
[ 9.043927][ T166] RAX: 00000000ffffffa6 RBX: ff1100000c1624c0 RCX: 1ff40000000bcf51
[ 9.044116][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c162570
[ 9.044297][ T166] RBP: ff1100000af8c000 R08: 1fe220000182c4af R09: ff1100000c370b58
[ 9.044479][ T166] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[ 9.044662][ T166] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[ 9.044843][ T166] FS: 000000002a8bb400(0000) GS:ff11000089bd3000(0000) knlGS:0000000000000000
[ 9.045062][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.045219][ T166] CR2: 00007f2f5e8b9000 CR3: 00000000094af003 CR4: 0000000000771ef0
[ 9.045403][ T166] PKRU: 55555554
[ 9.045494][ T166] Call Trace:
[ 9.045589][ T166]
[ 9.045652][ T166] ? rcu_is_watching+0x15/0xd0
[ 9.045778][ T166] rtnetlink_event+0xe0/0x1f0
[ 9.045953][ T166] notifier_call_chain+0xb0/0x320
[ 9.046097][ T166] netdev_update_features+0xa9/0xb0
[ 9.046220][ T166] ? netdev_sync_lower_features+0x4c0/0x4c0
[ 9.046377][ T166] __tun_chr_ioctl+0xc7f/0x2470
[ 9.046498][ T166] ? tun_chr_read_iter+0x210/0x210
[ 9.046626][ T166] ? fd_install+0x19b/0x3d0
[ 9.046749][ T166] ? update_socket_protocol+0x10/0x10
[ 9.046870][ T166] ? alloc_file_clone+0xe0/0xe0
[ 9.047000][ T166] __x64_sys_ioctl+0x11a/0x190
[ 9.047123][ T166] do_syscall_64+0x117/0xfc0
[ 9.047245][ T166] ? trace_hardirqs_off+0xd/0x30
[ 9.047372][ T166] ? exc_page_fault+0xee/0x100
[ 9.047586][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.047740][ T166] RIP: 0033:0x47cc8d
[ 9.047836][ 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
[ 9.048343][ T166] RSP: 002b:00007ffe0e64c980 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 9.048525][ T166] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 9.048710][ T166] RDX: 000000000000000f RSI: 00000000400454d0 RDI: 0000000000000005
[ 9.048891][ T166] RBP: 00007ffe0e64c9d0 R08: 0000000000000005 R09: 0000000000001ff0
[ 9.049163][ T166] R10: 0000000000000003 R11: 0000000000000246 R12: 00007ffe0e64ce98
[ 9.049340][ T166] R13: 00007ffe0e64cf20 R14: 0000000000000002 R15: 0000000000543540
[ 9.049528][ T166]
[ 9.049700][ T166] irq event stamp: 30009
[ 9.049789][ T166] hardirqs last enabled at (30017): [] __up_console_sem+0x5a/0x70
[ 9.050001][ T166] hardirqs last disabled at (30024): [] __up_console_sem+0x3f/0x70
[ 9.050281][ T166] softirqs last enabled at (29592): [] __alloc_skb+0x4c5/0x5f0
[ 9.050486][ T166] softirqs last disabled at (29590): [] __alloc_skb+0x4c5/0x5f0
[ 9.050696][ T166] ---[ end trace 0000000000000000 ]---
[ 9.051260][ T166] ------------[ cut here ]------------
[ 9.051397][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: packetdrill/166
[ 9.051735][ T166] Modules linked in:
[ 9.051836][ T166] CPU: 0 UID: 0 PID: 166 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.052218][ T166] Tainted: [W]=WARN
[ 9.052314][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.052478][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.052648][ 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
[ 9.053227][ T166] RSP: 0018:ffa00000005e7850 EFLAGS: 00010286
[ 9.053512][ T166] RAX: 00000000ffffffa6 RBX: ff1100000c163e40 RCX: 1ff40000000bced0
[ 9.053710][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c163ef0
[ 9.053900][ T166] RBP: ff1100000af8c000 R08: 1fe220000182c7df R09: ff1100000c370b58
[ 9.054182][ T166] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[ 9.054376][ T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000057f8900
[ 9.054571][ T166] FS: 000000002a8bb400(0000) GS:ff11000089bd3000(0000) knlGS:0000000000000000
[ 9.054878][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.055044][ T166] CR2: 00007f2f5e8b9000 CR3: 00000000094af003 CR4: 0000000000771ef0
[ 9.055319][ T166] PKRU: 55555554
[ 9.055413][ T166] Call Trace:
[ 9.055508][ T166]
[ 9.055580][ T166] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.055708][ T166] rtmsg_ifinfo+0x5c/0xb0
[ 9.055806][ T166] ? mark_held_locks+0x40/0x70
[ 9.056032][ T166] __dev_notify_flags+0x1b8/0x280
[ 9.056161][ T166] ? netif_change_name+0x8c0/0x8c0
[ 9.056290][ T166] ? __dev_change_flags+0x4a4/0x660
[ 9.056418][ T166] ? netif_set_allmulti+0x250/0x250
[ 9.056643][ T166] ? lock_acquire.part.0+0xbc/0x260
[ 9.056835][ T166] netif_change_flags+0xfe/0x190
[ 9.057028][ T166] ? cap_capable+0x1d6/0x3e0
[ 9.057224][ T166] dev_change_flags+0xa5/0x170
[ 9.057544][ T166] devinet_ioctl+0x10f0/0x1840
[ 9.057689][ T166] ? inet_ifa_byprefix+0x220/0x220
[ 9.057821][ T166] ? _copy_from_user+0x42/0x90
[ 9.057952][ T166] inet_ioctl+0x34b/0x3a0
[ 9.058137][ T166] ? inet_dgram_connect+0x3e0/0x3e0
[ 9.058267][ T166] ? __lock_acquire+0x508/0xc10
[ 9.058400][ T166] ? __might_fault+0x97/0x140
[ 9.058530][ T166] ? __might_fault+0x97/0x140
[ 9.058665][ T166] sock_do_ioctl+0x10e/0x270
[ 9.058797][ T166] ? __sock_recv_cmsgs+0x550/0x550
[ 9.058927][ T166] ? ioctl_file_clone+0xd0/0xd0
[ 9.059065][ T166] sock_ioctl+0x3cb/0x5f0
[ 9.059248][ T166] ? br_ioctl_call+0x80/0x80
[ 9.059383][ T166] ? fd_install+0x19b/0x3d0
[ 9.059513][ T166] ? update_socket_protocol+0x10/0x10
[ 9.059647][ T166] ? alloc_file_clone+0xe0/0xe0
[ 9.059860][ T166] __x64_sys_ioctl+0x11a/0x190
[ 9.059998][ T166] do_syscall_64+0x117/0xfc0
[ 9.060128][ T166] ? trace_hardirqs_off+0xd/0x30
[ 9.060254][ T166] ? exc_page_fault+0xee/0x100
[ 9.060462][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.060625][ T166] RIP: 0033:0x47cc8d
[ 9.060726][ 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
[ 9.061269][ T166] RSP: 002b:00007ffe0e64c960 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 9.061462][ T166] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 9.061741][ T166] RDX: 00007ffe0e64c9d0 RSI: 0000000000008914 RDI: 0000000000000006
[ 9.061931][ T166] RBP: 00007ffe0e64c9b0 R08: 0000000000000005 R09: 0000000000001ff0
[ 9.062129][ T166] R10: 0000000000000003 R11: 0000000000000246 R12: 00007ffe0e64ce98
[ 9.062401][ T166] R13: 00007ffe0e64cf20 R14: 0000000000000002 R15: 0000000000543540
[ 9.062604][ T166]
[ 9.062700][ T166] irq event stamp: 30893
[ 9.062878][ T166] hardirqs last enabled at (30901): [] __up_console_sem+0x5a/0x70
[ 9.063107][ T166] hardirqs last disabled at (30908): [] __up_console_sem+0x3f/0x70
[ 9.063328][ T166] softirqs last enabled at (30332): [] __alloc_skb+0x4c5/0x5f0
[ 9.063634][ T166] softirqs last disabled at (30330): [] __alloc_skb+0x4c5/0x5f0
[ 9.063852][ T166] ---[ end trace 0000000000000000 ]---
[ 98.838177][ T166] ------------[ cut here ]------------
[ 98.838373][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: packetdrill/166
[ 98.838655][ T166] Modules linked in:
[ 98.838767][ T166] CPU: 0 UID: 0 PID: 166 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 98.839070][ T166] Tainted: [W]=WARN
[ 98.839171][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.839346][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 98.839521][ 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
[ 98.839995][ T166] RSP: 0018:ffa00000005e76f0 EFLAGS: 00010286
[ 98.840167][ T166] RAX: 00000000ffffffa6 RBX: ff1100000c4b5240 RCX: 1ff40000000bcea4
[ 98.840374][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4b52f0
[ 98.840572][ T166] RBP: ff1100000af8c000 R08: 1fe2200001896a5f R09: ff1100000c370b58
[ 98.840770][ T166] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[ 98.840966][ T166] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000005e7790
[ 98.841167][ T166] FS: 0000000000000000(0000) GS:ff11000089bd3000(0000) knlGS:0000000000000000
[ 98.841404][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.841575][ T166] CR2: 00007f363f2196f0 CR3: 0000000017539001 CR4: 0000000000771ef0
[ 98.841775][ T166] PKRU: 55555554
[ 98.841876][ T166] Call Trace:
[ 98.841975][ T166]
[ 98.842044][ T166] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 98.842180][ T166] rtmsg_ifinfo+0x5c/0xb0
[ 98.842287][ T166] netif_close_many+0x2ac/0x640
[ 98.842424][ T166] ? find_held_lock+0x2b/0x80
[ 98.842563][ T166] ? __dev_close_many+0x530/0x530
[ 98.842695][ T166] ? netif_close_many_and_unlock+0x22/0x2c0
[ 98.842860][ T166] unregister_netdevice_many_notify+0x671/0x19a0
[ 98.843027][ T166] ? select_fallback_rq+0x510/0x510
[ 98.843162][ T166] ? unregister_netdevice_queued+0x80/0x80
[ 98.843332][ T166] ? find_held_lock+0x2b/0x80
[ 98.843463][ T166] ? find_held_lock+0x2b/0x80
[ 98.843602][ T166] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.843735][ T166] ? __queue_work+0x315/0xc00
[ 98.843868][ T166] unregister_netdevice_queue+0x290/0x470
[ 98.844002][ T166] ? unregister_netdevice_many+0x20/0x20
[ 98.844134][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.844273][ T166] ? queue_delayed_work_on+0x95/0x100
[ 98.844406][ T166] __tun_detach+0xf36/0x1320
[ 98.844541][ T166] tun_chr_close+0xac/0x1b0
[ 98.844759][ T166] __fput+0x363/0xac0
[ 98.844864][ T166] task_work_run+0x12b/0x240
[ 98.844994][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.845130][ T166] ? task_work_cancel+0x30/0x30
[ 98.845269][ T166] ? kmem_cache_free+0xf8/0x560
[ 98.845402][ T166] do_exit+0x614/0xdc0
[ 98.845503][ T166] ? exit_notify+0x890/0x890
[ 98.845702][ T166] ? find_held_lock+0x2b/0x80
[ 98.845836][ T166] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.845968][ T166] ? __rwlock_init+0x150/0x150
[ 98.846103][ T166] do_group_exit+0xb8/0x370
[ 98.846250][ T166] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[ 98.846459][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.846811][ T166] ? _raw_spin_unlock_irq+0x28/0x50
[ 98.847015][ T166] ? _raw_spin_unlock_irq+0x33/0x50
[ 98.847149][ T166] get_signal+0x172e/0x1820
[ 98.847293][ T166] ? ptrace_signal+0x600/0x600
[ 98.847427][ T166] arch_do_signal_or_restart+0xc2/0x3a0
[ 98.847649][ T166] ? __sys_recvmsg+0x142/0x1f0
[ 98.847782][ T166] ? get_sigframe_size+0x20/0x20
[ 98.847916][ T166] ? __sys_recvmsg_sock+0x20/0x20
[ 98.848050][ T166] ? rcu_is_watching+0x15/0xd0
[ 98.848185][ T166] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 98.848357][ T166] exit_to_user_mode_loop+0x86/0x520
[ 98.848491][ T166] ? rcu_is_watching+0x15/0xd0
[ 98.848694][ T166] do_syscall_64+0x437/0xfc0
[ 98.848827][ T166] ? irq_exit_rcu+0x1a/0x30
[ 98.848960][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 98.849184][ T166] RIP: 0033:0x4c2d9e
[ 98.849307][ T166] Code: Unable to access opcode bytes at 0x4c2d74.
[ 98.849490][ T166] RSP: 002b:00007ffe0e64c2f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002f
[ 98.849740][ T166] RAX: 0000000000000050 RBX: 00007ffe0e64c380 RCX: 00000000004c2d9e
[ 98.849943][ T166] RDX: 0000000000000000 RSI: 00007ffe0e64c390 RDI: 0000000000000007
[ 98.850180][ T166] RBP: 00007ffe0e64c300 R08: 0000000000000000 R09: 0000000000000000
[ 98.850448][ T166] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe0e64c374
[ 98.850655][ T166] R13: 00007ffe0e64cf20 R14: 00007ffe0e64c4c0 R15: 0000000000543540
[ 98.850866][ T166]
[ 98.850966][ T166] irq event stamp: 122322881
[ 98.851102][ T166] hardirqs last enabled at (122322889): [] __up_console_sem+0x5a/0x70
[ 98.851344][ T166] hardirqs last disabled at (122322896): [] __up_console_sem+0x3f/0x70
[ 98.851581][ T166] softirqs last enabled at (122322826): [] handle_softirqs+0x611/0x940
[ 98.851814][ T166] softirqs last disabled at (122322761): [] __irq_exit_rcu+0x103/0x1c0
[ 98.852042][ T166] ---[ end trace 0000000000000000 ]---
[ 98.860625][ T166] ------------[ cut here ]------------
[ 98.861988][ T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: packetdrill/166
[ 98.862275][ T166] Modules linked in:
[ 98.862381][ T166] CPU: 0 UID: 0 PID: 166 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 98.862683][ T166] Tainted: [W]=WARN
[ 98.862782][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.862947][ T166] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 98.863115][ 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
[ 98.863583][ T166] RSP: 0018:ffa00000005e7820 EFLAGS: 00010286
[ 98.863748][ T166] RAX: 00000000ffffffa6 RBX: ff11000009250c40 RCX: 1ff40000000bceca
[ 98.863939][ T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009250cf0
[ 98.864128][ T166] RBP: ff1100000af8c000 R08: 1fe220000124a19f R09: ff1100000c370b58
[ 98.864325][ T166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 98.864516][ T166] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 98.864711][ T166] FS: 0000000000000000(0000) GS:ff11000089bd3000(0000) knlGS:0000000000000000
[ 98.864933][ T166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.865097][ T166] CR2: 00007f363f2196f0 CR3: 0000000017539001 CR4: 0000000000771ef0
[ 98.865305][ T166] PKRU: 55555554
[ 98.865400][ T166] Call Trace:
[ 98.865495][ T166]
[ 98.865567][ T166] unregister_netdevice_many_notify+0x12ca/0x19a0
[ 98.865796][ T166] ? unregister_netdevice_queued+0x80/0x80
[ 98.866026][ T166] ? find_held_lock+0x2b/0x80
[ 98.866156][ T166] ? find_held_lock+0x2b/0x80
[ 98.866290][ T166] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.866420][ T166] ? __queue_work+0x315/0xc00
[ 98.866548][ T166] unregister_netdevice_queue+0x290/0x470
[ 98.866690][ T166] ? unregister_netdevice_many+0x20/0x20
[ 98.866819][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.866947][ T166] ? queue_delayed_work_on+0x95/0x100
[ 98.867076][ T166] __tun_detach+0xf36/0x1320
[ 98.867211][ T166] tun_chr_close+0xac/0x1b0
[ 98.867339][ T166] __fput+0x363/0xac0
[ 98.867441][ T166] task_work_run+0x12b/0x240
[ 98.867572][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.867698][ T166] ? task_work_cancel+0x30/0x30
[ 98.867826][ T166] ? kmem_cache_free+0xf8/0x560
[ 98.867954][ T166] do_exit+0x614/0xdc0
[ 98.868052][ T166] ? exit_notify+0x890/0x890
[ 98.868181][ T166] ? find_held_lock+0x2b/0x80
[ 98.868341][ T166] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.868468][ T166] ? __rwlock_init+0x150/0x150
[ 98.868601][ T166] do_group_exit+0xb8/0x370
[ 98.868728][ T166] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[ 98.868887][ T166] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.869015][ T166] ? _raw_spin_unlock_irq+0x28/0x50
[ 98.869141][ T166] ? _raw_spin_unlock_irq+0x33/0x50
[ 98.869271][ T166] get_signal+0x172e/0x1820
[ 98.869401][ T166] ? ptrace_signal+0x600/0x600
[ 98.869531][ T166] arch_do_signal_or_restart+0xc2/0x3a0
[ 98.869666][ T166] ? __sys_recvmsg+0x142/0x1f0
[ 98.869794][ T166] ? get_sigframe_size+0x20/0x20
[ 98.869920][ T166] ? __sys_recvmsg_sock+0x20/0x20
[ 98.870048][ T166] ? rcu_is_watching+0x15/0xd0
[ 98.870178][ T166] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 98.870340][ T166] exit_to_user_mode_loop+0x86/0x520
[ 98.870467][ T166] ? rcu_is_watching+0x15/0xd0
[ 98.870600][ T166] do_syscall_64+0x437/0xfc0
[ 98.870728][ T166] ? irq_exit_rcu+0x1a/0x30
[ 98.870857][ T166] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 98.871015][ T166] RIP: 0033:0x4c2d9e
[ 98.871120][ T166] Code: Unable to access opcode bytes at 0x4c2d74.
[ 98.871285][ T166] RSP: 002b:00007ffe0e64c2f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002f
[ 98.871477][ T166] RAX: 0000000000000050 RBX: 00007ffe0e64c380 RCX: 00000000004c2d9e
[ 98.871678][ T166] RDX: 0000000000000000 RSI: 00007ffe0e64c390 RDI: 0000000000000007
[ 98.871869][ T166] RBP: 00007ffe0e64c300 R08: 0000000000000000 R09: 0000000000000000
[ 98.872062][ T166] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe0e64c374
[ 98.872258][ T166] R13: 00007ffe0e64cf20 R14: 00007ffe0e64c4c0 R15: 0000000000543540
[ 98.872452][ T166]
[ 98.872548][ T166] irq event stamp: 122330595
[ 98.872680][ T166] hardirqs last enabled at (122330605): [] __up_console_sem+0x5a/0x70
[ 98.872906][ T166] hardirqs last disabled at (122330612): [] __up_console_sem+0x3f/0x70
[ 98.873126][ T166] softirqs last enabled at (122330010): [] handle_softirqs+0x611/0x940
[ 98.873353][ T166] softirqs last disabled at (122329997): [] __irq_exit_rcu+0x103/0x1c0
[ 98.873579][ T166] ---[ end trace 0000000000000000 ]---
[ 98.895325][ T68] ------------[ cut here ]------------
[ 98.895499][ T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/68
[ 98.895809][ T68] Modules linked in:
[ 98.895931][ T68] CPU: 1 UID: 0 PID: 68 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 98.896213][ T68] Tainted: [W]=WARN
[ 98.896307][ T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.896465][ T68] Workqueue: netns cleanup_net
[ 98.896604][ T68] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 98.896765][ T68] 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
[ 98.897186][ T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[ 98.897341][ T68] RAX: 00000000ffffffa6 RBX: ff110000092516c0 RCX: 1ff4000000092ed5
[ 98.897517][ T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009251770
[ 98.897699][ T68] RBP: ff11000008851000 R08: 1fe220000124a2ef R09: ff110000089daed0
[ 98.897876][ T68] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[ 98.898056][ T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 98.898239][ T68] FS: 0000000000000000(0000) GS:ff11000089c53000(0000) knlGS:0000000000000000
[ 98.898447][ T68] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.898601][ T68] CR2: 00007efd5d0c0680 CR3: 0000000017539001 CR4: 0000000000771ef0
[ 98.898784][ T68] PKRU: 55555554
[ 98.898874][ T68] Call Trace:
[ 98.898963][ T68]
[ 98.899029][ T68] unregister_netdevice_many_notify+0x12ca/0x19a0
[ 98.899181][ T68] ? unregister_netdevice_queued+0x80/0x80
[ 98.899335][ T68] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 98.899456][ T68] default_device_exit_batch+0x38b/0x600
[ 98.899587][ T68] ? generic_xdp_install+0x400/0x400
[ 98.899706][ T68] ? ipmr_free_table+0x12e/0x2a0
[ 98.899830][ T68] ? unregister_netdev+0x60/0x60
[ 98.899949][ T68] ? rtnl_is_locked+0x15/0x20
[ 98.900068][ T68] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 98.900190][ T68] ops_undo_list+0x2ce/0x8f0
[ 98.900324][ T68] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 98.900441][ T68] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.900569][ T68] cleanup_net+0x431/0x890
[ 98.900689][ T68] ? net_passive_dec+0x1c0/0x1c0
[ 98.900812][ T68] ? process_one_work+0xdb7/0x1410
[ 98.900933][ T68] ? lock_acquire+0x134/0x160
[ 98.901052][ T68] ? rcu_is_watching+0x15/0xd0
[ 98.901174][ T68] process_one_work+0xdf8/0x1410
[ 98.901300][ T68] ? pwq_dec_nr_in_flight+0x710/0x710
[ 98.901416][ T68] ? lock_acquire.part.0+0xbc/0x260
[ 98.901540][ T68] worker_thread+0x4f1/0xd60
[ 98.901668][ T68] ? rescuer_thread+0x1320/0x1320
[ 98.901785][ T68] ? __kthread_parkme+0xbd/0x210
[ 98.901905][ T68] ? rescuer_thread+0x1320/0x1320
[ 98.902024][ T68] kthread+0x367/0x460
[ 98.902114][ T68] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 98.902266][ T68] ? kthread_affine_node+0x330/0x330
[ 98.902386][ T68] ret_from_fork+0x474/0x6b0
[ 98.902506][ T68] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 98.902697][ T68] ? __switch_to+0x5a3/0xe00
[ 98.902826][ T68] ? kthread_affine_node+0x330/0x330
[ 98.903001][ T68] ret_from_fork_asm+0x11/0x20
[ 98.903172][ T68]
[ 98.903306][ T68] irq event stamp: 2605
[ 98.903434][ T68] hardirqs last enabled at (2613): [] __up_console_sem+0x5a/0x70
[ 98.903759][ T68] hardirqs last disabled at (2622): [] __up_console_sem+0x3f/0x70
[ 98.904064][ T68] softirqs last enabled at (2504): [] handle_softirqs+0x611/0x940
[ 98.904296][ T68] softirqs last disabled at (2499): [] __irq_exit_rcu+0x103/0x1c0
[ 98.904504][ T68] ---[ end trace 0000000000000000 ]---