[ 10.332389][ T201] ------------[ cut here ]------------
[ 10.332716][ T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/201
[ 10.333000][ T201] Modules linked in: netdevsim psample
[ 10.333219][ T201] CPU: 2 UID: 0 PID: 201 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 10.333539][ T201] Tainted: [W]=WARN
[ 10.333702][ T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.333916][ T201] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 10.334133][ T201] 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 e8 b2 f0 ff b9 a6 ff ff
[ 10.334664][ T201] RSP: 0018:ffa00000005f7a80 EFLAGS: 00010286
[ 10.334878][ T201] RAX: 00000000ffffffa6 RBX: ff110000093303c0 RCX: 1ff40000000bef16
[ 10.335119][ T201] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000933047c
[ 10.335366][ T201] RBP: ff1100000973c000 R08: 1fe2200001266091 R09: ff1100000ee82e80
[ 10.335612][ T201] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 10.335866][ T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000973c000
[ 10.336110][ T201] FS: 00007f47461d1840(0000) GS:ff110000bd7c7000(0000) knlGS:0000000000000000
[ 10.336397][ T201] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.336611][ T201] CR2: 0000000000479648 CR3: 00000000103c0004 CR4: 0000000000771ef0
[ 10.336869][ T201] PKRU: 55555554
[ 10.337015][ T201] Call Trace:
[ 10.337159][ T201]
[ 10.337275][ T201] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 10.337465][ T201] ? notifier_call_chain+0xb0/0x320
[ 10.337664][ T201] rtmsg_ifinfo+0x5c/0xb0
[ 10.337815][ T201] register_netdevice+0x1526/0x1bc0
[ 10.337996][ T201] ? unregister_netdevice_queue+0x470/0x470
[ 10.338206][ T201] ? alloc_netdev_mqs+0xed0/0x1490
[ 10.338395][ T201] register_netdev+0x23/0x40
[ 10.338573][ T201] loopback_net_init+0x7d/0x150
[ 10.338766][ T201] ops_init+0x187/0x560
[ 10.338916][ T201] setup_net+0x11b/0x3b0
[ 10.339064][ T201] ? unregister_pernet_device+0x80/0x80
[ 10.339242][ T201] ? lockdep_init_map_type+0x5d/0x250
[ 10.339445][ T201] ? mutex_init_lockdep+0xf6/0x120
[ 10.339627][ T201] copy_net_ns+0x383/0x660
[ 10.339824][ T201] create_new_namespaces+0x371/0xa10
[ 10.340005][ T201] unshare_nsproxy_namespaces+0xa5/0x1d0
[ 10.340184][ T201] ksys_unshare+0x353/0x880
[ 10.340369][ T201] ? lockdep_hardirqs_on+0x8c/0x130
[ 10.340550][ T201] ? walk_process_tree+0x350/0x350
[ 10.340753][ T201] ? __x64_sys_openat+0x10e/0x210
[ 10.340933][ T201] ? __ia32_sys_open+0x1b0/0x1b0
[ 10.341112][ T201] __x64_sys_unshare+0x34/0x50
[ 10.341289][ T201] ? do_syscall_64+0x82/0xfc0
[ 10.341475][ T201] do_syscall_64+0x117/0xfc0
[ 10.341665][ T201] ? trace_hardirqs_off+0xd/0x30
[ 10.341847][ T201] ? exc_page_fault+0xee/0x100
[ 10.342027][ T201] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 10.342240][ T201] RIP: 0033:0x7f4746493bcb
[ 10.342431][ T201] 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
[ 10.342946][ T201] RSP: 002b:00007ffdee0cd758 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 10.343188][ T201] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f4746493bcb
[ 10.343443][ T201] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[ 10.343699][ T201] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 10.343939][ T201] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdee0cf988
[ 10.344179][ T201] R13: 0000000000000001 R14: 00007f47461d16f8 R15: 00007ffdee0d1878
[ 10.344438][ T201]
[ 10.344582][ T201] irq event stamp: 34531
[ 10.344739][ T201] hardirqs last enabled at (34543): [] __up_console_sem+0x5a/0x70
[ 10.345014][ T201] hardirqs last disabled at (34552): [] __up_console_sem+0x3f/0x70
[ 10.345286][ T201] softirqs last enabled at (34170): [] handle_softirqs+0x611/0x940
[ 10.345569][ T201] softirqs last disabled at (34165): [] __irq_exit_rcu+0x103/0x1c0
[ 10.345854][ T201] ---[ end trace 0000000000000000 ]---
[ 10.349063][ T201] ------------[ cut here ]------------
[ 10.349239][ T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/201
[ 10.349523][ T201] Modules linked in: netdevsim psample
[ 10.349763][ T201] CPU: 2 UID: 0 PID: 201 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 10.350070][ T201] Tainted: [W]=WARN
[ 10.350214][ T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.350431][ T201] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 10.350663][ T201] 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 e8 b2 f0 ff b9 a6 ff ff
[ 10.351165][ T201] RSP: 0018:ffa00000005f7918 EFLAGS: 00010286
[ 10.351381][ T201] RAX: 00000000ffffffa6 RBX: ff1100000a140040 RCX: 1ff40000000beee9
[ 10.351620][ T201] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1400fc
[ 10.351875][ T201] RBP: ff11000010249000 R08: 1fe2200001428021 R09: ff1100000ee82e80
[ 10.352113][ T201] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 10.352361][ T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010249000
[ 10.352602][ T201] FS: 00007f47461d1840(0000) GS:ff110000bd7c7000(0000) knlGS:0000000000000000
[ 10.352888][ T201] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.353097][ T201] CR2: 0000000000479648 CR3: 00000000103c0004 CR4: 0000000000771ef0
[ 10.353337][ T201] PKRU: 55555554
[ 10.353487][ T201] Call Trace:
[ 10.353630][ T201]
[ 10.353757][ T201] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 10.353937][ T201] ? notifier_call_chain+0xb0/0x320
[ 10.354113][ T201] rtmsg_ifinfo+0x5c/0xb0
[ 10.354259][ T201] register_netdevice+0x1526/0x1bc0
[ 10.354449][ T201] ? unregister_netdevice_queue+0x470/0x470
[ 10.354668][ T201] ? alloc_netdev_mqs+0xed0/0x1490
[ 10.354848][ T201] __ip_tunnel_create+0x380/0x470
[ 10.355025][ T201] ? ip_tunnel_encap_del_ops+0x80/0x80
[ 10.355205][ T201] ? net_generic+0xb3/0x1e0
[ 10.355390][ T201] ip_tunnel_init_net+0x1b4/0x510
[ 10.355569][ T201] ? ip_tunnel_ctl+0x8c0/0x8c0
[ 10.355760][ T201] ? __kmalloc_noprof+0x2d7/0x760
[ 10.355939][ T201] ops_init+0x187/0x560
[ 10.356086][ T201] setup_net+0x11b/0x3b0
[ 10.356231][ T201] ? unregister_pernet_device+0x80/0x80
[ 10.356414][ T201] ? lockdep_init_map_type+0x5d/0x250
[ 10.356597][ T201] ? mutex_init_lockdep+0xf6/0x120
[ 10.356785][ T201] copy_net_ns+0x383/0x660
[ 10.356965][ T201] create_new_namespaces+0x371/0xa10
[ 10.357145][ T201] unshare_nsproxy_namespaces+0xa5/0x1d0
[ 10.357323][ T201] ksys_unshare+0x353/0x880
[ 10.357508][ T201] ? lockdep_hardirqs_on+0x8c/0x130
[ 10.357697][ T201] ? walk_process_tree+0x350/0x350
[ 10.357877][ T201] ? __x64_sys_openat+0x10e/0x210
[ 10.358055][ T201] ? __ia32_sys_open+0x1b0/0x1b0
[ 10.358234][ T201] __x64_sys_unshare+0x34/0x50
[ 10.358420][ T201] ? do_syscall_64+0x82/0xfc0
[ 10.358597][ T201] do_syscall_64+0x117/0xfc0
[ 10.358784][ T201] ? trace_hardirqs_off+0xd/0x30
[ 10.358961][ T201] ? exc_page_fault+0xee/0x100
[ 10.359138][ T201] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 10.359347][ T201] RIP: 0033:0x7f4746493bcb
[ 10.359538][ T201] 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
[ 10.360058][ T201] RSP: 002b:00007ffdee0cd758 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 10.360303][ T201] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f4746493bcb
[ 10.360553][ T201] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[ 10.360806][ T201] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 10.361046][ T201] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdee0cf988
[ 10.361290][ T201] R13: 0000000000000001 R14: 00007f47461d16f8 R15: 00007ffdee0d1878
[ 10.361547][ T201]
[ 10.361704][ T201] irq event stamp: 37257
[ 10.361849][ T201] hardirqs last enabled at (37267): [] __up_console_sem+0x5a/0x70
[ 10.362122][ T201] hardirqs last disabled at (37276): [] __up_console_sem+0x3f/0x70
[ 10.362403][ T201] softirqs last enabled at (36582): [] __alloc_skb+0x4c2/0x5f0
[ 10.362686][ T201] softirqs last disabled at (36578): [] __alloc_skb+0x4c2/0x5f0
[ 10.362959][ T201] ---[ end trace 0000000000000000 ]---
[ 10.365630][ T201] ------------[ cut here ]------------
[ 10.365818][ T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/201
[ 10.366098][ T201] Modules linked in: netdevsim psample
[ 10.366283][ T201] CPU: 2 UID: 0 PID: 201 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 10.366604][ T201] Tainted: [W]=WARN
[ 10.366763][ T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.366976][ T201] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 10.367201][ T201] 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 e8 b2 f0 ff b9 a6 ff ff
[ 10.367741][ T201] RSP: 0018:ffa00000005f78f8 EFLAGS: 00010286
[ 10.367955][ T201] RAX: 00000000ffffffa6 RBX: ff110000093311c0 RCX: 1ff40000000beee5
[ 10.368201][ T201] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000933127c
[ 10.368453][ T201] RBP: ff1100000eae9000 R08: 1fe2200001266251 R09: ff1100000ee82e80
[ 10.368711][ T201] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 10.368955][ T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eae9000
[ 10.369201][ T201] FS: 00007f47461d1840(0000) GS:ff110000bd7c7000(0000) knlGS:0000000000000000
[ 10.369491][ T201] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.369718][ T201] CR2: 0000000000479648 CR3: 00000000103c0004 CR4: 0000000000771ef0
[ 10.369964][ T201] PKRU: 55555554
[ 10.370110][ T201] Call Trace:
[ 10.370255][ T201]
[ 10.370376][ T201] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 10.370561][ T201] ? notifier_call_chain+0xb0/0x320
[ 10.370753][ T201] rtmsg_ifinfo+0x5c/0xb0
[ 10.370902][ T201] register_netdevice+0x1526/0x1bc0
[ 10.371085][ T201] ? unregister_netdevice_queue+0x470/0x470
[ 10.371297][ T201] ? alloc_netdev_mqs+0xed0/0x1490
[ 10.371491][ T201] __ip_tunnel_create+0x380/0x470
[ 10.371687][ T201] ? ip_tunnel_encap_del_ops+0x80/0x80
[ 10.371870][ T201] ? net_generic+0xb3/0x1e0
[ 10.372051][ T201] ip_tunnel_init_net+0x1b4/0x510
[ 10.372233][ T201] ? ip_tunnel_ctl+0x8c0/0x8c0
[ 10.372423][ T201] ? trace_kmalloc+0xed/0x130
[ 10.372606][ T201] ? __kasan_kmalloc+0x7b/0x90
[ 10.372803][ T201] vti_init_net+0x2a/0x140
[ 10.372984][ T201] ops_init+0x187/0x560
[ 10.373133][ T201] setup_net+0x11b/0x3b0
[ 10.373284][ T201] ? unregister_pernet_device+0x80/0x80
[ 10.373466][ T201] ? lockdep_init_map_type+0x5d/0x250
[ 10.373660][ T201] ? mutex_init_lockdep+0xf6/0x120
[ 10.373843][ T201] copy_net_ns+0x383/0x660
[ 10.374025][ T201] create_new_namespaces+0x371/0xa10
[ 10.374208][ T201] unshare_nsproxy_namespaces+0xa5/0x1d0
[ 10.374397][ T201] ksys_unshare+0x353/0x880
[ 10.374580][ T201] ? lockdep_hardirqs_on+0x8c/0x130
[ 10.374773][ T201] ? walk_process_tree+0x350/0x350
[ 10.374954][ T201] ? __x64_sys_openat+0x10e/0x210
[ 10.375134][ T201] ? __ia32_sys_open+0x1b0/0x1b0
[ 10.375314][ T201] __x64_sys_unshare+0x34/0x50
[ 10.375500][ T201] ? do_syscall_64+0x82/0xfc0
[ 10.375690][ T201] do_syscall_64+0x117/0xfc0
[ 10.375873][ T201] ? trace_hardirqs_off+0xd/0x30
[ 10.376052][ T201] ? exc_page_fault+0xee/0x100
[ 10.376233][ T201] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 10.376453][ T201] RIP: 0033:0x7f4746493bcb
[ 10.376650][ T201] 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
[ 10.377164][ T201] RSP: 002b:00007ffdee0cd758 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 10.377419][ T201] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f4746493bcb
[ 10.377676][ T201] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[ 10.377921][ T201] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 10.378168][ T201] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdee0cf988
[ 10.378420][ T201] R13: 0000000000000001 R14: 00007f47461d16f8 R15: 00007ffdee0d1878
[ 10.378686][ T201]
[ 10.378832][ T201] irq event stamp: 39809
[ 10.378977][ T201] hardirqs last enabled at (39819): [] __up_console_sem+0x5a/0x70
[ 10.379258][ T201] hardirqs last disabled at (39828): [] __up_console_sem+0x3f/0x70
[ 10.379545][ T201] softirqs last enabled at (39112): [] __alloc_skb+0x4c2/0x5f0
[ 10.379838][ T201] softirqs last disabled at (39108): [] __alloc_skb+0x4c2/0x5f0
[ 10.380116][ T201] ---[ end trace 0000000000000000 ]---
[ 10.383972][ T201] ------------[ cut here ]------------
[ 10.384152][ T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/201
[ 10.384430][ T201] Modules linked in: netdevsim psample
[ 10.384623][ T201] CPU: 2 UID: 0 PID: 201 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 10.385006][ T201] Tainted: [W]=WARN
[ 10.385209][ T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.385495][ T201] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 10.385800][ T201] 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 e8 b2 f0 ff b9 a6 ff ff
[ 10.386372][ T201] RSP: 0018:ffa00000005f7a78 EFLAGS: 00010286
[ 10.386651][ T201] RAX: 00000000ffffffa6 RBX: ff110000093318c0 RCX: 1ff40000000bef15
[ 10.386946][ T201] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000933197c
[ 10.387243][ T201] RBP: ff1100000e9d9000 R08: 1fe2200001266331 R09: ff1100000ee82e80
[ 10.387545][ T201] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 10.387857][ T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e9d9000
[ 10.388154][ T201] FS: 00007f47461d1840(0000) GS:ff110000bd7c7000(0000) knlGS:0000000000000000
[ 10.388492][ T201] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.388770][ T201] CR2: 0000000000479648 CR3: 00000000103c0004 CR4: 0000000000771ef0
[ 10.389070][ T201] PKRU: 55555554
[ 10.389267][ T201] Call Trace:
[ 10.389477][ T201]
[ 10.389660][ T201] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 10.389896][ T201] ? notifier_call_chain+0xb0/0x320
[ 10.390126][ T201] rtmsg_ifinfo+0x5c/0xb0
[ 10.390326][ T201] register_netdevice+0x1526/0x1bc0
[ 10.390566][ T201] ? unregister_netdevice_queue+0x470/0x470
[ 10.390843][ T201] ? __lock_release.isra.0+0x6b/0x1a0
[ 10.391075][ T201] register_netdev+0x23/0x40
[ 10.391307][ T201] vti6_init_net+0x280/0x3c0
[ 10.391551][ T201] ops_init+0x187/0x560
[ 10.391766][ T201] setup_net+0x11b/0x3b0
[ 10.391966][ T201] ? unregister_pernet_device+0x80/0x80
[ 10.392196][ T201] ? lockdep_init_map_type+0x5d/0x250
[ 10.392435][ T201] ? mutex_init_lockdep+0xf6/0x120
[ 10.392686][ T201] copy_net_ns+0x383/0x660
[ 10.392921][ T201] create_new_namespaces+0x371/0xa10
[ 10.393152][ T201] unshare_nsproxy_namespaces+0xa5/0x1d0
[ 10.393391][ T201] ksys_unshare+0x353/0x880
[ 10.393619][ T201] ? lockdep_hardirqs_on+0x8c/0x130
[ 10.393864][ T201] ? walk_process_tree+0x350/0x350
[ 10.394098][ T201] ? __x64_sys_openat+0x10e/0x210
[ 10.394329][ T201] ? __ia32_sys_open+0x1b0/0x1b0
[ 10.394568][ T201] __x64_sys_unshare+0x34/0x50
[ 10.394809][ T201] ? do_syscall_64+0x82/0xfc0
[ 10.395037][ T201] do_syscall_64+0x117/0xfc0
[ 10.395267][ T201] ? trace_hardirqs_off+0xd/0x30
[ 10.395507][ T201] ? exc_page_fault+0xee/0x100
[ 10.395750][ T201] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 10.396015][ T201] RIP: 0033:0x7f4746493bcb
[ 10.396252][ T201] 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
[ 10.396835][ T201] RSP: 002b:00007ffdee0cd758 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 10.397132][ T201] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f4746493bcb
[ 10.397435][ T201] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[ 10.397740][ T201] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 10.398032][ T201] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdee0cf988
[ 10.398323][ T201] R13: 0000000000000001 R14: 00007f47461d16f8 R15: 00007ffdee0d1878
[ 10.398629][ T201]
[ 10.398888][ T201] irq event stamp: 48735
[ 10.399085][ T201] hardirqs last enabled at (48837): [] __up_console_sem+0x5a/0x70
[ 10.399417][ T201] hardirqs last disabled at (48938): [] __up_console_sem+0x3f/0x70
[ 10.399793][ T201] softirqs last enabled at (49042): [] handle_softirqs+0x611/0x940
[ 10.400123][ T201] softirqs last disabled at (49053): [] __irq_exit_rcu+0x103/0x1c0
[ 10.400454][ T201] ---[ end trace 0000000000000000 ]---
[ 10.409474][ T201] ------------[ cut here ]------------
[ 10.409622][ T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/201
[ 10.409876][ T201] Modules linked in: netdevsim psample
[ 10.410017][ T201] CPU: 3 UID: 0 PID: 201 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 10.410288][ T201] Tainted: [W]=WARN
[ 10.410397][ T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.410567][ T201] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 10.410751][ T201] 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 e8 b2 f0 ff b9 a6 ff ff
[ 10.411227][ T201] RSP: 0018:ffa00000005f7a68 EFLAGS: 00010286
[ 10.411401][ T201] RAX: 00000000ffffffa6 RBX: ff11000009918740 RCX: 1ff40000000bef13
[ 10.411601][ T201] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000099187fc
[ 10.411806][ T201] RBP: ff1100000ea24000 R08: 1fe2200001323101 R09: ff1100000ee82e80
[ 10.412003][ T201] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 10.412200][ T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea24000
[ 10.412404][ T201] FS: 00007f47461d1840(0000) GS:ff110000bd847000(0000) knlGS:0000000000000000
[ 10.412646][ T201] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.412816][ T201] CR2: 00007f42674268f4 CR3: 00000000103c0001 CR4: 0000000000771ef0
[ 10.413016][ T201] PKRU: 55555554
[ 10.413116][ T201] Call Trace:
[ 10.413215][ T201]
[ 10.413285][ T201] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 10.413423][ T201] ? notifier_call_chain+0xb0/0x320
[ 10.413554][ T201] rtmsg_ifinfo+0x5c/0xb0
[ 10.413660][ T201] register_netdevice+0x1526/0x1bc0
[ 10.413793][ T201] ? unregister_netdevice_queue+0x470/0x470
[ 10.413960][ T201] register_netdev+0x23/0x40
[ 10.414091][ T201] sit_init_net+0x299/0x570
[ 10.414226][ T201] ops_init+0x187/0x560
[ 10.414326][ T201] setup_net+0x11b/0x3b0
[ 10.414431][ T201] ? unregister_pernet_device+0x80/0x80
[ 10.414562][ T201] ? lockdep_init_map_type+0x5d/0x250
[ 10.414701][ T201] ? mutex_init_lockdep+0xf6/0x120
[ 10.414841][ T201] copy_net_ns+0x383/0x660
[ 10.414973][ T201] create_new_namespaces+0x371/0xa10
[ 10.415108][ T201] unshare_nsproxy_namespaces+0xa5/0x1d0
[ 10.415240][ T201] ksys_unshare+0x353/0x880
[ 10.415379][ T201] ? lockdep_hardirqs_on+0x8c/0x130
[ 10.415513][ T201] ? walk_process_tree+0x350/0x350
[ 10.415649][ T201] ? __x64_sys_openat+0x10e/0x210
[ 10.415782][ T201] ? __ia32_sys_open+0x1b0/0x1b0
[ 10.415915][ T201] __x64_sys_unshare+0x34/0x50
[ 10.416046][ T201] ? do_syscall_64+0x82/0xfc0
[ 10.416180][ T201] do_syscall_64+0x117/0xfc0
[ 10.416311][ T201] ? trace_hardirqs_off+0xd/0x30
[ 10.416448][ T201] ? exc_page_fault+0xee/0x100
[ 10.416580][ T201] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 10.416748][ T201] RIP: 0033:0x7f4746493bcb
[ 10.416887][ T201] 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
[ 10.417363][ T201] RSP: 002b:00007ffdee0cd758 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 10.417562][ T201] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f4746493bcb
[ 10.417764][ T201] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[ 10.417962][ T201] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 10.418158][ T201] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdee0cf988
[ 10.418357][ T201] R13: 0000000000000001 R14: 00007f47461d16f8 R15: 00007ffdee0d1878
[ 10.418560][ T201]
[ 10.418662][ T201] irq event stamp: 58113
[ 10.418760][ T201] hardirqs last enabled at (58121): [] __up_console_sem+0x5a/0x70
[ 10.418990][ T201] hardirqs last disabled at (58128): [] __up_console_sem+0x3f/0x70
[ 10.419217][ T201] softirqs last enabled at (57770): [] handle_softirqs+0x611/0x940
[ 10.419451][ T201] softirqs last disabled at (57761): [] __irq_exit_rcu+0x103/0x1c0
[ 10.419688][ T201] ---[ end trace 0000000000000000 ]---
[ 10.423231][ T201] ------------[ cut here ]------------
[ 10.423377][ T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/201
[ 10.423609][ T201] Modules linked in: netdevsim psample
[ 10.423801][ T201] CPU: 3 UID: 0 PID: 201 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 10.424068][ T201] Tainted: [W]=WARN
[ 10.424167][ T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.424332][ T201] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 10.424508][ T201] 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 e8 b2 f0 ff b9 a6 ff ff
[ 10.424983][ T201] RSP: 0018:ffa00000005f7a78 EFLAGS: 00010286
[ 10.425151][ T201] RAX: 00000000ffffffa6 RBX: ff110000094aec80 RCX: 1ff40000000bef15
[ 10.425350][ T201] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000094aed3c
[ 10.425555][ T201] RBP: ff1100000ee44000 R08: 1fe2200001295da9 R09: ff1100000ee82e80
[ 10.425760][ T201] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 10.425960][ T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee44000
[ 10.426162][ T201] FS: 00007f47461d1840(0000) GS:ff110000bd847000(0000) knlGS:0000000000000000
[ 10.426401][ T201] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.426569][ T201] CR2: 00007f42674268f4 CR3: 00000000103c0001 CR4: 0000000000771ef0
[ 10.426777][ T201] PKRU: 55555554
[ 10.426877][ T201] Call Trace:
[ 10.426977][ T201]
[ 10.427046][ T201] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 10.427180][ T201] ? notifier_call_chain+0xb0/0x320
[ 10.427314][ T201] rtmsg_ifinfo+0x5c/0xb0
[ 10.427421][ T201] register_netdevice+0x1526/0x1bc0
[ 10.427557][ T201] ? unregister_netdevice_queue+0x470/0x470
[ 10.427728][ T201] ? __lock_release.isra.0+0x6b/0x1a0
[ 10.427864][ T201] register_netdev+0x23/0x40
[ 10.427998][ T201] ip6_tnl_init_net+0x2b8/0x400
[ 10.428132][ T201] ops_init+0x187/0x560
[ 10.428234][ T201] setup_net+0x11b/0x3b0
[ 10.428335][ T201] ? unregister_pernet_device+0x80/0x80
[ 10.428475][ T201] ? lockdep_init_map_type+0x5d/0x250
[ 10.428609][ T201] ? mutex_init_lockdep+0xf6/0x120
[ 10.428748][ T201] copy_net_ns+0x383/0x660
[ 10.428884][ T201] create_new_namespaces+0x371/0xa10
[ 10.429020][ T201] unshare_nsproxy_namespaces+0xa5/0x1d0
[ 10.429154][ T201] ksys_unshare+0x353/0x880
[ 10.429286][ T201] ? lockdep_hardirqs_on+0x8c/0x130
[ 10.429423][ T201] ? walk_process_tree+0x350/0x350
[ 10.429555][ T201] ? __x64_sys_openat+0x10e/0x210
[ 10.429693][ T201] ? __ia32_sys_open+0x1b0/0x1b0
[ 10.429826][ T201] __x64_sys_unshare+0x34/0x50
[ 10.429958][ T201] ? do_syscall_64+0x82/0xfc0
[ 10.430089][ T201] do_syscall_64+0x117/0xfc0
[ 10.430221][ T201] ? trace_hardirqs_off+0xd/0x30
[ 10.430357][ T201] ? exc_page_fault+0xee/0x100
[ 10.430492][ T201] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 10.430661][ T201] RIP: 0033:0x7f4746493bcb
[ 10.430799][ T201] 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
[ 10.431265][ T201] RSP: 002b:00007ffdee0cd758 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 10.431467][ T201] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f4746493bcb
[ 10.431667][ T201] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[ 10.431863][ T201] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 10.432059][ T201] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdee0cf988
[ 10.432258][ T201] R13: 0000000000000001 R14: 00007f47461d16f8 R15: 00007ffdee0d1878
[ 10.432466][ T201]
[ 10.432564][ T201] irq event stamp: 61253
[ 10.432667][ T201] hardirqs last enabled at (61263): [] __up_console_sem+0x5a/0x70
[ 10.432895][ T201] hardirqs last disabled at (61270): [] __up_console_sem+0x3f/0x70
[ 10.433124][ T201] softirqs last enabled at (60740): [] __alloc_skb+0x4c2/0x5f0
[ 10.433350][ T201] softirqs last disabled at (60736): [] __alloc_skb+0x4c2/0x5f0
[ 10.433580][ T201] ---[ end trace 0000000000000000 ]---
[ 10.472782][ T12] ------------[ cut here ]------------
[ 10.472995][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:0/12
[ 10.473229][ T12] Modules linked in: netdevsim psample
[ 10.473392][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 10.473701][ T12] Tainted: [W]=WARN
[ 10.473791][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.473940][ T12] Workqueue: netns cleanup_net
[ 10.474074][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 10.474239][ 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 e8 b2 f0 ff b9 a6 ff ff
[ 10.474725][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[ 10.474886][ T12] RAX: 00000000ffffffa6 RBX: ff110000104f2740 RCX: 1ff4000000018eed
[ 10.475060][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104f27fc
[ 10.475240][ T12] RBP: ff1100000ee44000 R08: 1fe220000209e501 R09: ff11000001aed1d0
[ 10.475423][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 10.475598][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 10.475827][ T12] FS: 0000000000000000(0000) GS:ff110000bd6c7000(0000) knlGS:0000000000000000
[ 10.476032][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.476181][ T12] CR2: 00007fc935cb1574 CR3: 000000006c34d004 CR4: 0000000000771ef0
[ 10.476410][ T12] PKRU: 55555554
[ 10.476500][ T12] Call Trace:
[ 10.476588][ T12]
[ 10.476695][ T12] unregister_netdevice_many_notify+0xce3/0x1b30
[ 10.476850][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 10.476995][ T12] ? queue_rcu_work+0x7c/0xa0
[ 10.477118][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 10.477239][ T12] ? rtnl_is_locked+0x15/0x20
[ 10.477364][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 10.477505][ T12] ? mutex_is_locked+0x1c/0x50
[ 10.477625][ T12] ops_undo_list+0x615/0x8f0
[ 10.477793][ T12] ? netns_install+0x2a0/0x2a0
[ 10.477912][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 10.478034][ T12] cleanup_net+0x431/0x940
[ 10.478154][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 10.478270][ T12] ? process_one_work+0xdb7/0x1410
[ 10.478394][ T12] ? lock_acquire+0x134/0x160
[ 10.478512][ T12] ? rcu_is_watching+0x15/0xd0
[ 10.478687][ T12] process_one_work+0xdf8/0x1410
[ 10.478810][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 10.478928][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 10.479049][ T12] worker_thread+0x4f1/0xd60
[ 10.479171][ T12] ? rescuer_thread+0x1320/0x1320
[ 10.479288][ T12] kthread+0x367/0x460
[ 10.479382][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 10.479533][ T12] ? kthread_affine_node+0x330/0x330
[ 10.479705][ T12] ret_from_fork+0x474/0x6b0
[ 10.479823][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 10.479974][ T12] ? __switch_to+0x5a3/0xe00
[ 10.480095][ T12] ? kthread_affine_node+0x330/0x330
[ 10.480214][ T12] ret_from_fork_asm+0x11/0x20
[ 10.480339][ T12]
[ 10.480434][ T12] irq event stamp: 2911
[ 10.480522][ T12] hardirqs last enabled at (2919): [] __up_console_sem+0x5a/0x70
[ 10.480737][ T12] hardirqs last disabled at (2928): [] __up_console_sem+0x3f/0x70
[ 10.480944][ T12] softirqs last enabled at (2860): [] handle_softirqs+0x611/0x940
[ 10.481150][ T12] softirqs last disabled at (2771): [] __irq_exit_rcu+0x103/0x1c0
[ 10.481356][ T12] ---[ end trace 0000000000000000 ]---
[ 10.483809][ T12] ------------[ cut here ]------------
[ 10.483934][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:0/12
[ 10.484166][ T12] Modules linked in: netdevsim psample
[ 10.484289][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 10.484570][ T12] Tainted: [W]=WARN
[ 10.484669][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.484820][ T12] Workqueue: netns cleanup_net
[ 10.484946][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 10.485102][ 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 e8 b2 f0 ff b9 a6 ff ff
[ 10.485531][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[ 10.485686][ T12] RAX: 00000000ffffffa6 RBX: ff110000104f31c0 RCX: 1ff4000000018eed
[ 10.485864][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104f327c
[ 10.486038][ T12] RBP: ff1100000ea24000 R08: 1fe220000209e651 R09: ff11000001aed1d0
[ 10.486214][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 10.486391][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 10.486566][ T12] FS: 0000000000000000(0000) GS:ff110000bd6c7000(0000) knlGS:0000000000000000
[ 10.486775][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.486922][ T12] CR2: 00007fc935cb1574 CR3: 000000006c34d004 CR4: 0000000000771ef0
[ 10.487101][ T12] PKRU: 55555554
[ 10.487190][ T12] Call Trace:
[ 10.487283][ T12]
[ 10.487347][ T12] unregister_netdevice_many_notify+0xce3/0x1b30
[ 10.487516][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 10.487742][ T12] ? queue_rcu_work+0x7c/0xa0
[ 10.487864][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 10.487984][ T12] ? rtnl_is_locked+0x15/0x20
[ 10.488104][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 10.488224][ T12] ? mutex_is_locked+0x1c/0x50
[ 10.488344][ T12] ops_undo_list+0x615/0x8f0
[ 10.488472][ T12] ? netns_install+0x2a0/0x2a0
[ 10.488587][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 10.488792][ T12] cleanup_net+0x431/0x940
[ 10.488956][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 10.489075][ T12] ? process_one_work+0xdb7/0x1410
[ 10.489195][ T12] ? lock_acquire+0x134/0x160
[ 10.489313][ T12] ? rcu_is_watching+0x15/0xd0
[ 10.489442][ T12] process_one_work+0xdf8/0x1410
[ 10.489563][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 10.489733][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 10.489858][ T12] worker_thread+0x4f1/0xd60
[ 10.489981][ T12] ? rescuer_thread+0x1320/0x1320
[ 10.490101][ T12] kthread+0x367/0x460
[ 10.490195][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 10.490342][ T12] ? kthread_affine_node+0x330/0x330
[ 10.490467][ T12] ret_from_fork+0x474/0x6b0
[ 10.490592][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 10.490787][ T12] ? __switch_to+0x5a3/0xe00
[ 10.490906][ T12] ? kthread_affine_node+0x330/0x330
[ 10.491026][ T12] ret_from_fork_asm+0x11/0x20
[ 10.491152][ T12]
[ 10.491244][ T12] irq event stamp: 7681
[ 10.491333][ T12] hardirqs last enabled at (7689): [] __up_console_sem+0x5a/0x70
[ 10.491540][ T12] hardirqs last disabled at (7696): [] __up_console_sem+0x3f/0x70
[ 10.491790][ T12] softirqs last enabled at (7796): [] handle_softirqs+0x611/0x940
[ 10.491998][ T12] softirqs last disabled at (7705): [] __irq_exit_rcu+0x103/0x1c0
[ 10.492203][ T12] ---[ end trace 0000000000000000 ]---
[ 10.493422][ T12] ------------[ cut here ]------------
[ 10.493589][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:0/12
[ 10.493887][ T12] Modules linked in: netdevsim psample
[ 10.494059][ T12] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 10.494383][ T12] Tainted: [W]=WARN
[ 10.494519][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.494725][ T12] Workqueue: netns cleanup_net
[ 10.494898][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 10.495101][ 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 e8 b2 f0 ff b9 a6 ff ff
[ 10.495572][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[ 10.495793][ T12] RAX: 00000000ffffffa6 RBX: ff11000009331540 RCX: 1ff4000000018eed
[ 10.496021][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000093315fc
[ 10.496243][ T12] RBP: ff1100000e9d9000 R08: 1fe22000012662c1 R09: ff11000001aed1d0
[ 10.496472][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 10.496708][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 10.496945][ T12] FS: 0000000000000000(0000) GS:ff110000bd7c7000(0000) knlGS:0000000000000000
[ 10.497198][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.497400][ T12] CR2: 0000000000479648 CR3: 000000006c34d005 CR4: 0000000000771ef0
[ 10.497623][ T12] PKRU: 55555554
[ 10.497769][ T12] Call Trace:
[ 10.497905][ T12]
[ 10.498016][ T12] unregister_netdevice_many_notify+0xce3/0x1b30
[ 10.498214][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 10.498415][ T12] ? queue_rcu_work+0x7c/0xa0
[ 10.498594][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 10.498774][ T12] ? rtnl_is_locked+0x15/0x20
[ 10.498938][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 10.499125][ T12] ? mutex_is_locked+0x1c/0x50
[ 10.499295][ T12] ops_undo_list+0x615/0x8f0
[ 10.499472][ T12] ? netns_install+0x2a0/0x2a0
[ 10.499695][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 10.499865][ T12] cleanup_net+0x431/0x940
[ 10.500031][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 10.500194][ T12] ? process_one_work+0xdb7/0x1410
[ 10.500367][ T12] ? lock_acquire+0x134/0x160
[ 10.500532][ T12] ? rcu_is_watching+0x15/0xd0
[ 10.500714][ T12] process_one_work+0xdf8/0x1410
[ 10.500883][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 10.501046][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 10.501215][ T12] worker_thread+0x4f1/0xd60
[ 10.501391][ T12] ? rescuer_thread+0x1320/0x1320
[ 10.501558][ T12] kthread+0x367/0x460
[ 10.501713][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 10.501911][ T12] ? kthread_affine_node+0x330/0x330
[ 10.502075][ T12] ret_from_fork+0x474/0x6b0
[ 10.502241][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 10.502443][ T12] ? __switch_to+0x5a3/0xe00
[ 10.502608][ T12] ? kthread_affine_node+0x330/0x330
[ 10.502799][ T12] ret_from_fork_asm+0x11/0x20
[ 10.502972][ T12]
[ 10.503104][ T12] irq event stamp: 10415
[ 10.503242][ T12] hardirqs last enabled at (10425): [] __up_console_sem+0x5a/0x70
[ 10.503497][ T12] hardirqs last disabled at (10434): [] __up_console_sem+0x3f/0x70
[ 10.503757][ T12] softirqs last enabled at (10392): [] handle_softirqs+0x611/0x940
[ 10.504005][ T12] softirqs last disabled at (10385): [] __irq_exit_rcu+0x103/0x1c0
[ 10.504256][ T12] ---[ end trace 0000000000000000 ]---
[ 10.505245][ T12] ------------[ cut here ]------------
[ 10.505413][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:0/12
[ 10.505703][ T12] Modules linked in: netdevsim psample
[ 10.505934][ T12] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 10.506245][ T12] Tainted: [W]=WARN
[ 10.506386][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.506589][ T12] Workqueue: netns cleanup_net
[ 10.506772][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 10.506970][ 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 e8 b2 f0 ff b9 a6 ff ff
[ 10.507448][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[ 10.507652][ T12] RAX: 00000000ffffffa6 RBX: ff11000009331380 RCX: 1ff4000000018eed
[ 10.507872][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000933143c
[ 10.508093][ T12] RBP: ff1100000eae9000 R08: 1fe2200001266289 R09: ff11000001aed1d0
[ 10.508312][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 10.508543][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 10.508777][ T12] FS: 0000000000000000(0000) GS:ff110000bd7c7000(0000) knlGS:0000000000000000
[ 10.509031][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.509226][ T12] CR2: 0000000000479648 CR3: 000000006c34d005 CR4: 0000000000771ef0
[ 10.509456][ T12] PKRU: 55555554
[ 10.509590][ T12] Call Trace:
[ 10.509737][ T12]
[ 10.509844][ T12] unregister_netdevice_many_notify+0xce3/0x1b30
[ 10.510042][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 10.510237][ T12] ? queue_rcu_work+0x7c/0xa0
[ 10.510413][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 10.510578][ T12] ? rtnl_is_locked+0x15/0x20
[ 10.510754][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 10.510919][ T12] ? mutex_is_locked+0x1c/0x50
[ 10.511085][ T12] ops_undo_list+0x615/0x8f0
[ 10.511252][ T12] ? netns_install+0x2a0/0x2a0
[ 10.511422][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 10.511592][ T12] cleanup_net+0x431/0x940
[ 10.511772][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 10.511934][ T12] ? process_one_work+0xdb7/0x1410
[ 10.512099][ T12] ? lock_acquire+0x134/0x160
[ 10.512264][ T12] ? rcu_is_watching+0x15/0xd0
[ 10.512440][ T12] process_one_work+0xdf8/0x1410
[ 10.512611][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 10.512794][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 10.512965][ T12] worker_thread+0x4f1/0xd60
[ 10.513135][ T12] ? rescuer_thread+0x1320/0x1320
[ 10.513300][ T12] kthread+0x367/0x460
[ 10.513445][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 10.513650][ T12] ? kthread_affine_node+0x330/0x330
[ 10.513816][ T12] ret_from_fork+0x474/0x6b0
[ 10.513984][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 10.514179][ T12] ? __switch_to+0x5a3/0xe00
[ 10.514343][ T12] ? kthread_affine_node+0x330/0x330
[ 10.514517][ T12] ret_from_fork_asm+0x11/0x20
[ 10.514702][ T12]
[ 10.514836][ T12] irq event stamp: 11801
[ 10.514969][ T12] hardirqs last enabled at (11811): [] __up_console_sem+0x5a/0x70
[ 10.515220][ T12] hardirqs last disabled at (11820): [] __up_console_sem+0x3f/0x70
[ 10.515476][ T12] softirqs last enabled at (11268): [] handle_softirqs+0x611/0x940
[ 10.515739][ T12] softirqs last disabled at (11261): [] __irq_exit_rcu+0x103/0x1c0
[ 10.515990][ T12] ---[ end trace 0000000000000000 ]---
[ 10.516952][ T12] ------------[ cut here ]------------
[ 10.517111][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:0/12
[ 10.517397][ T12] Modules linked in: netdevsim psample
[ 10.517568][ T12] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 10.518800][ T12] Tainted: [W]=WARN
[ 10.519378][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.519679][ T12] Workqueue: netns cleanup_net
[ 10.519895][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 10.520151][ 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 e8 b2 f0 ff b9 a6 ff ff
[ 10.520685][ T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[ 10.520923][ T12] RAX: 00000000ffffffa6 RBX: ff110000104f38c0 RCX: 1ff4000000018eed
[ 10.521187][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000104f397c
[ 10.521459][ T12] RBP: ff11000010249000 R08: 1fe220000209e731 R09: ff11000001aed1d0
[ 10.521741][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 10.522009][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 10.522275][ T12] FS: 0000000000000000(0000) GS:ff110000bd7c7000(0000) knlGS:0000000000000000
[ 10.522580][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.522837][ T12] CR2: 0000000000479648 CR3: 000000006c34d005 CR4: 0000000000771ef0
[ 10.523103][ T12] PKRU: 55555554
[ 10.523280][ T12] Call Trace:
[ 10.523467][ T12]
[ 10.523664][ T12] unregister_netdevice_many_notify+0xce3/0x1b30
[ 10.523948][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 10.524138][ T12] ? queue_rcu_work+0x7c/0xa0
[ 10.524302][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 10.524483][ T12] ? rtnl_is_locked+0x15/0x20
[ 10.524660][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 10.524826][ T12] ? mutex_is_locked+0x1c/0x50
[ 10.524994][ T12] ops_undo_list+0x615/0x8f0
[ 10.525162][ T12] ? netns_install+0x2a0/0x2a0
[ 10.525326][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 10.525499][ T12] cleanup_net+0x431/0x940
[ 10.525682][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 10.525848][ T12] ? process_one_work+0xdb7/0x1410
[ 10.526023][ T12] ? lock_acquire+0x134/0x160
[ 10.526191][ T12] ? rcu_is_watching+0x15/0xd0
[ 10.526368][ T12] process_one_work+0xdf8/0x1410
[ 10.526537][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 10.526714][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 10.526885][ T12] worker_thread+0x4f1/0xd60
[ 10.527059][ T12] ? rescuer_thread+0x1320/0x1320
[ 10.527224][ T12] kthread+0x367/0x460
[ 10.527368][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 10.527563][ T12] ? kthread_affine_node+0x330/0x330
[ 10.527743][ T12] ret_from_fork+0x474/0x6b0
[ 10.527908][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 10.528102][ T12] ? __switch_to+0x5a3/0xe00
[ 10.528270][ T12] ? kthread_affine_node+0x330/0x330
[ 10.528445][ T12] ret_from_fork_asm+0x11/0x20
[ 10.528617][ T12]
[ 10.528762][ T12] irq event stamp: 17715
[ 10.528896][ T12] hardirqs last enabled at (17725): [] __up_console_sem+0x5a/0x70
[ 10.529143][ T12] hardirqs last disabled at (17734): [] __up_console_sem+0x3f/0x70
[ 10.529398][ T12] softirqs last enabled at (17422): [] handle_softirqs+0x611/0x940
[ 10.529659][ T12] softirqs last disabled at (17245): [] __irq_exit_rcu+0x103/0x1c0
[ 10.529909][ T12] ---[ end trace 0000000000000000 ]---
[ 10.538566][ T190] ------------[ cut here ]------------
[ 10.538838][ T190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: python3/190
[ 10.539172][ T190] Modules linked in: netdevsim psample
[ 10.539378][ T190] CPU: 3 UID: 0 PID: 190 Comm: python3 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 10.539749][ T190] Tainted: [W]=WARN
[ 10.539873][ T190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.540079][ T190] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 10.540291][ T190] 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 e8 b2 f0 ff b9 a6 ff ff
[ 10.540905][ T190] RSP: 0018:ffa00000008e7500 EFLAGS: 00010286
[ 10.541116][ T190] RAX: 00000000ffffffa6 RBX: ff11000009919c40 RCX: 1ff400000011ce66
[ 10.541370][ T190] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009919cfc
[ 10.541617][ T190] RBP: ff1100000f5a2000 R08: 1fe22000013233a1 R09: ff11000009b82f48
[ 10.541869][ T190] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 10.542116][ T190] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f5a2000
[ 10.542373][ T190] FS: 00007f8e73610400(0000) GS:ff110000bd847000(0000) knlGS:0000000000000000
[ 10.542667][ T190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.542877][ T190] CR2: 00007f474645c2a0 CR3: 0000000004b10004 CR4: 0000000000771ef0
[ 10.543128][ T190] PKRU: 55555554
[ 10.543251][ T190] Call Trace:
[ 10.543380][ T190]
[ 10.543466][ T190] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 10.543640][ T190] rtmsg_ifinfo+0x5c/0xb0
[ 10.543770][ T190] register_netdevice+0x1526/0x1bc0
[ 10.543941][ T190] ? unregister_netdevice_queue+0x470/0x470
[ 10.544152][ T190] nsim_init_netdevsim+0x80a/0xb80 [netdevsim]
[ 10.544371][ T190] nsim_create+0x45b/0x5b0 [netdevsim]
[ 10.544539][ T190] __nsim_dev_port_add+0x30b/0x7a0 [netdevsim]
[ 10.544764][ T190] ? add_timer_on+0x580/0x580
[ 10.544932][ T190] ? nsim_dev_get_vfs+0x90/0x90 [netdevsim]
[ 10.545143][ T190] ? is_module_address+0x68/0x110
[ 10.545309][ T190] ? static_obj+0x5d/0x90
[ 10.545441][ T190] ? mark_held_locks+0x40/0x70
[ 10.545612][ T190] ? nsim_dev_hwstats_init+0x3a4/0x4d0 [netdevsim]
[ 10.545828][ T190] nsim_drv_probe+0x5b3/0x8f0 [netdevsim]
[ 10.545998][ T190] ? driver_sysfs_add+0xec/0x210
[ 10.546165][ T190] call_driver_probe+0x61/0x1c0
[ 10.546332][ T190] really_probe+0x199/0x760
[ 10.546505][ T190] ? driver_probe_device+0x130/0x130
[ 10.546677][ T190] __driver_probe_device+0x1dc/0x430
[ 10.546846][ T190] driver_probe_device+0x4a/0x130
[ 10.547013][ T190] __device_attach_driver+0x16d/0x2a0
[ 10.547180][ T190] bus_for_each_drv+0x135/0x1e0
[ 10.547348][ T190] ? bus_find_device_reverse+0x1c0/0x1c0
[ 10.547524][ T190] __device_attach+0x1a6/0x410
[ 10.547694][ T190] ? __rwlock_init+0x150/0x150
[ 10.547859][ T190] ? __driver_attach_async_helper+0x2a0/0x2a0
[ 10.548067][ T190] ? do_raw_spin_unlock+0x59/0x250
[ 10.548233][ T190] ? _raw_spin_unlock+0x2d/0x50
[ 10.548406][ T190] device_initial_probe+0x8b/0xc0
[ 10.548571][ T190] bus_probe_device+0x63/0x160
[ 10.548760][ T190] device_add+0xb16/0x1130
[ 10.548928][ T190] ? __fw_devlink_link_to_consumers.isra.0+0x2d0/0x2d0
[ 10.549131][ T190] ? __init_waitqueue_head+0xcb/0x160
[ 10.549295][ T190] ? pm_runtime_init+0x323/0x3f0
[ 10.549469][ T190] new_device_store+0x3d4/0x730 [netdevsim]
[ 10.549681][ T190] ? __lock_release.isra.0+0x6b/0x1a0
[ 10.549846][ T190] ? new_port_store+0x1a0/0x1a0 [netdevsim]
[ 10.550052][ T190] ? sysfs_file_kobj+0xb3/0x1e0
[ 10.550219][ T190] ? sysfs_file_kobj+0xbd/0x1e0
[ 10.550390][ T190] ? sysfs_file_ops+0x140/0x140
[ 10.550554][ T190] kernfs_fop_write_iter+0x335/0x510
[ 10.550725][ T190] ? kernfs_ops+0xf0/0xf0
[ 10.550850][ T190] new_sync_write+0x333/0x750
[ 10.551016][ T190] ? __lock_acquire+0x508/0xc10
[ 10.551179][ T190] ? new_sync_read+0x740/0x740
[ 10.551344][ T190] ? lock_acquire.part.0+0xbc/0x260
[ 10.551515][ T190] ? ksys_write+0x116/0x250
[ 10.551689][ T190] vfs_write+0x6a4/0xc10
[ 10.551815][ T190] ksys_write+0x116/0x250
[ 10.551940][ T190] ? __ia32_sys_read+0xc0/0xc0
[ 10.552104][ T190] ? kernfs_fop_llseek+0x160/0x1f0
[ 10.552268][ T190] ? rcu_is_watching+0x15/0xd0
[ 10.552440][ T190] do_syscall_64+0x117/0xfc0
[ 10.552606][ T190] ? irq_exit_rcu+0x1a/0x30
[ 10.552774][ T190] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 10.552978][ T190] RIP: 0033:0x7f8e7379808e
[ 10.553149][ T190] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 10.553742][ T190] RSP: 002b:00007fff50377b20 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 10.553988][ T190] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f8e7379808e
[ 10.554232][ T190] RDX: 0000000000000009 RSI: 000055fece4d4830 RDI: 0000000000000006
[ 10.554480][ T190] RBP: 00007fff50377b30 R08: 0000000000000000 R09: 0000000000000000
[ 10.554734][ T190] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f8e73610390
[ 10.554977][ T190] R13: 000055fece4d4830 R14: 0000000000000006 R15: 00007f8e7359d0d0
[ 10.555229][ T190]
[ 10.555352][ T190] irq event stamp: 341115
[ 10.555480][ T190] hardirqs last enabled at (341123): [] __up_console_sem+0x5a/0x70
[ 10.555770][ T190] hardirqs last disabled at (341132): [] __up_console_sem+0x3f/0x70
[ 10.556057][ T190] softirqs last enabled at (340462): [] handle_softirqs+0x611/0x940
[ 10.556343][ T190] softirqs last disabled at (340437): [] __irq_exit_rcu+0x103/0x1c0
[ 10.556632][ T190] ---[ end trace 0000000000000000 ]---
[ 10.557924][ T12] ------------[ cut here ]------------
[ 10.558096][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:0/12
[ 10.558388][ T12] Modules linked in: netdevsim psample
[ 10.558561][ T12] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 10.558959][ T12] Tainted: [W]=WARN
[ 10.559149][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.559402][ T12] Workqueue: netns cleanup_net
[ 10.559650][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 10.559907][ 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 e8 b2 f0 ff b9 a6 ff ff
[ 10.560438][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[ 10.560699][ T12] RAX: 00000000ffffffa6 RBX: ff1100001048a3c0 RCX: 1ff4000000018ed5
[ 10.560969][ T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001048a47c
[ 10.561241][ T12] RBP: ff1100000973c000 R08: 1fe2200002091491 R09: ff11000001aed1d0
[ 10.561527][ T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 10.561815][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 10.562093][ T12] FS: 0000000000000000(0000) GS:ff110000bd7c7000(0000) knlGS:0000000000000000
[ 10.562387][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.562588][ T12] CR2: 0000000000479648 CR3: 0000000004b10006 CR4: 0000000000771ef0
[ 10.562833][ T12] PKRU: 55555554
[ 10.562969][ T12] Call Trace:
[ 10.563105][ T12]
[ 10.563216][ T12] unregister_netdevice_many_notify+0xce3/0x1b30
[ 10.563429][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 10.563645][ T12] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 10.563821][ T12] default_device_exit_batch+0x38b/0x600
[ 10.563992][ T12] ? unregister_netdev+0x60/0x60
[ 10.564163][ T12] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 10.564331][ T12] ? fou_exit_net+0x30/0x110
[ 10.564513][ T12] ops_undo_list+0x2ce/0x8f0
[ 10.564699][ T12] ? netns_install+0x2a0/0x2a0
[ 10.564867][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 10.565039][ T12] cleanup_net+0x431/0x940
[ 10.565207][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 10.565386][ T12] ? process_one_work+0xdb7/0x1410
[ 10.565555][ T12] ? lock_acquire+0x134/0x160
[ 10.565737][ T12] ? rcu_is_watching+0x15/0xd0
[ 10.565908][ T12] process_one_work+0xdf8/0x1410
[ 10.566078][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 10.566245][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 10.566426][ T12] worker_thread+0x4f1/0xd60
[ 10.566602][ T12] ? rescuer_thread+0x1320/0x1320
[ 10.566781][ T12] kthread+0x367/0x460
[ 10.566919][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 10.567117][ T12] ? kthread_affine_node+0x330/0x330
[ 10.567288][ T12] ret_from_fork+0x474/0x6b0
[ 10.567461][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 10.567673][ T12] ? __switch_to+0x5a3/0xe00
[ 10.567845][ T12] ? kthread_affine_node+0x330/0x330
[ 10.568015][ T12] ret_from_fork_asm+0x11/0x20
[ 10.568190][ T12]
[ 10.568325][ T12] irq event stamp: 23117
[ 10.568464][ T12] hardirqs last enabled at (23127): [] __up_console_sem+0x5a/0x70
[ 10.568735][ T12] hardirqs last disabled at (23138): [] __up_console_sem+0x3f/0x70
[ 10.568992][ T12] softirqs last enabled at (22762): [] handle_softirqs+0x611/0x940
[ 10.569253][ T12] softirqs last disabled at (22705): [] __irq_exit_rcu+0x103/0x1c0
[ 10.569514][ T12] ---[ end trace 0000000000000000 ]---