[ 9.073287][ T167] ------------[ cut here ]------------
[ 9.073691][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: unshare/167
[ 9.074006][ T167] Modules linked in: nf_tables
[ 9.074169][ T167] CPU: 3 UID: 0 PID: 167 Comm: unshare Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.074444][ T167] Tainted: [W]=WARN
[ 9.074546][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.074741][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.074915][ T167] 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 88 e9 f0 ff b9 a6 ff ff
[ 9.075392][ T167] RSP: 0018:ffa0000000517ab0 EFLAGS: 00010286
[ 9.075559][ T167] RAX: 00000000ffffffa6 RBX: ff1100000ae60900 RCX: 1ff40000000a2f1c
[ 9.075756][ T167] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ae609bc
[ 9.075953][ T167] RBP: ff1100000872c000 R08: 1fe22000015cc139 R09: ff1100000b5f2ed0
[ 9.076153][ T167] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.076354][ T167] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000872c000
[ 9.076569][ T167] FS: 00007f79e99ef740(0000) GS:ff11000082f2c000(0000) knlGS:0000000000000000
[ 9.076801][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.076966][ T167] CR2: 0000556793053310 CR3: 000000000be87001 CR4: 0000000000771ef0
[ 9.077164][ T167] PKRU: 55555554
[ 9.077263][ T167] Call Trace:
[ 9.077368][ T167]
[ 9.077442][ T167] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.077576][ T167] ? notifier_call_chain+0xb0/0x320
[ 9.077709][ T167] rtmsg_ifinfo+0x5c/0xb0
[ 9.077807][ T167] register_netdevice+0x137a/0x1980
[ 9.077940][ T167] ? unregister_netdevice_queue+0x470/0x470
[ 9.078106][ T167] register_netdev+0x23/0x40
[ 9.078235][ T167] loopback_net_init+0x7d/0x150
[ 9.078372][ T167] ops_init+0x187/0x560
[ 9.078478][ T167] setup_net+0x11b/0x3b0
[ 9.078576][ T167] ? unregister_pernet_device+0x80/0x80
[ 9.078708][ T167] ? lockdep_init_map_type+0x5d/0x250
[ 9.078843][ T167] ? mutex_init_lockdep+0xf6/0x120
[ 9.078977][ T167] copy_net_ns+0x2fd/0x450
[ 9.079109][ T167] create_new_namespaces+0x371/0xa10
[ 9.079241][ T167] unshare_nsproxy_namespaces+0xa5/0x150
[ 9.079382][ T167] ksys_unshare+0x47e/0x8c0
[ 9.079513][ T167] ? walk_process_tree+0x350/0x350
[ 9.079649][ T167] __x64_sys_unshare+0x34/0x50
[ 9.079777][ T167] ? do_syscall_64+0x82/0xfc0
[ 9.079909][ T167] do_syscall_64+0xf3/0xfc0
[ 9.080043][ T167] ? trace_hardirqs_off+0xd/0x30
[ 9.080174][ T167] ? exc_page_fault+0xee/0x100
[ 9.080309][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.080477][ T167] RIP: 0033:0x7f79e9aeabcb
[ 9.080615][ T167] 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
[ 9.081083][ T167] RSP: 002b:00007fff62e37d98 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 9.081279][ T167] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f79e9aeabcb
[ 9.081481][ T167] RDX: 0000000000000000 RSI: 00007fff62e37b00 RDI: 0000000040000000
[ 9.081678][ T167] RBP: 00007fff62e38120 R08: 00007fff62e37cf0 R09: 0000000000000000
[ 9.081878][ T167] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000040000000
[ 9.082071][ T167] R13: 0000000000000000 R14: 00000000ffffffff R15: 0000556793056b68
[ 9.082270][ T167]
[ 9.082381][ T167] irq event stamp: 15077
[ 9.082480][ T167] hardirqs last enabled at (15085): [] __up_console_sem+0x5a/0x70
[ 9.082715][ T167] hardirqs last disabled at (15092): [] __up_console_sem+0x3f/0x70
[ 9.082938][ T167] softirqs last enabled at (14622): [] handle_softirqs+0x611/0x940
[ 9.083162][ T167] softirqs last disabled at (14281): [] __irq_exit_rcu+0x103/0x1c0
[ 9.083400][ T167] ---[ end trace 0000000000000000 ]---
[ 20.683247][ T44] audit: type=1305 audit(1779490934.091:64): op=set audit_enabled=0 old=1 auid=4294967295 ses=4294967295 res=1
[ 20.710896][ T70] ------------[ cut here ]------------
[ 20.711075][ T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/70
[ 20.711370][ T70] Modules linked in: nft_quota nf_tables
[ 20.711530][ T70] CPU: 0 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 20.711807][ T70] Tainted: [W]=WARN
[ 20.711903][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.712058][ T70] Workqueue: netns cleanup_net
[ 20.712233][ T70] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 20.712402][ T70] 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 88 e9 f0 ff b9 a6 ff ff
[ 20.712839][ T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[ 20.712992][ T70] RAX: 00000000ffffffa6 RBX: ff1100000aea8900 RCX: 1ff4000000096ed5
[ 20.713175][ T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aea89bc
[ 20.713362][ T70] RBP: ff1100000872c000 R08: 1fe22000015d5139 R09: ff11000008ce8be0
[ 20.713547][ T70] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 20.713729][ T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 20.713915][ T70] FS: 0000000000000000(0000) GS:ff11000082dac000(0000) knlGS:0000000000000000
[ 20.714131][ T70] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 20.714284][ T70] CR2: 00007f1bca7fc680 CR3: 0000000036b39002 CR4: 0000000000771ef0
[ 20.714477][ T70] PKRU: 55555554
[ 20.714569][ T70] Call Trace:
[ 20.714659][ T70]
[ 20.714723][ T70] unregister_netdevice_many_notify+0x12ca/0x19a0
[ 20.714878][ T70] ? unregister_netdevice_queued+0x80/0x80
[ 20.715032][ T70] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 20.715158][ T70] default_device_exit_batch+0x38b/0x600
[ 20.715281][ T70] ? generic_xdp_install+0x400/0x400
[ 20.715409][ T70] ? ipmr_free_table+0x12e/0x2a0
[ 20.715537][ T70] ? unregister_netdev+0x60/0x60
[ 20.715657][ T70] ? rtnl_is_locked+0x15/0x20
[ 20.715779][ T70] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 20.715902][ T70] ops_undo_list+0x2ce/0x8f0
[ 20.716024][ T70] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 20.716144][ T70] ? __lock_release.isra.0+0x6b/0x1a0
[ 20.716268][ T70] cleanup_net+0x431/0x890
[ 20.716397][ T70] ? net_passive_dec+0x1c0/0x1c0
[ 20.716522][ T70] ? process_one_work+0xdb7/0x1410
[ 20.716644][ T70] ? lock_acquire+0x134/0x160
[ 20.716766][ T70] ? rcu_is_watching+0x15/0xd0
[ 20.716892][ T70] process_one_work+0xdf8/0x1410
[ 20.717016][ T70] ? pwq_dec_nr_in_flight+0x710/0x710
[ 20.717143][ T70] ? lock_acquire.part.0+0xbc/0x260
[ 20.717274][ T70] worker_thread+0x4f1/0xd60
[ 20.717405][ T70] ? rescuer_thread+0x1320/0x1320
[ 20.717531][ T70] ? __kthread_parkme+0xbd/0x210
[ 20.717652][ T70] ? rescuer_thread+0x1320/0x1320
[ 20.717773][ T70] kthread+0x367/0x460
[ 20.717866][ T70] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 20.718017][ T70] ? kthread_affine_node+0x330/0x330
[ 20.718138][ T70] ret_from_fork+0x4a4/0x720
[ 20.718261][ T70] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 20.718423][ T70] ? __switch_to+0x5a3/0xe00
[ 20.718546][ T70] ? kthread_affine_node+0x330/0x330
[ 20.718670][ T70] ret_from_fork_asm+0x11/0x20
[ 20.718799][ T70]
[ 20.718890][ T70] irq event stamp: 2229
[ 20.718980][ T70] hardirqs last enabled at (2237): [] __up_console_sem+0x5a/0x70
[ 20.719193][ T70] hardirqs last disabled at (2244): [] __up_console_sem+0x3f/0x70
[ 20.719418][ T70] softirqs last enabled at (1764): [] handle_softirqs+0x611/0x940
[ 20.719630][ T70] softirqs last disabled at (1759): [] __irq_exit_rcu+0x103/0x1c0
[ 20.719839][ T70] ---[ end trace 0000000000000000 ]---