[ 8.549438][ T132] ------------[ cut here ]------------
[ 8.549672][ T132] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/132
[ 8.549921][ T132] Modules linked in: netdevsim
[ 8.550102][ T132] CPU: 1 UID: 0 PID: 132 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.550844][ T132] Tainted: [W]=WARN
[ 8.550954][ T132] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.551124][ T132] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.551344][ T132] 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 c8 c5 f0 ff b9 a6 ff ff
[ 8.551825][ T132] RSP: 0018:ffa0000000697aa8 EFLAGS: 00010286
[ 8.552023][ T132] RAX: 00000000ffffffa6 RBX: ff1100000b0fb6c0 RCX: 1ff40000000d2f1b
[ 8.552233][ T132] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b0fb770
[ 8.552434][ T132] RBP: ff11000008c64000 R08: 1fe220000161f6ef R09: ff1100000c475180
[ 8.552632][ T132] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.552832][ T132] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008c64000
[ 8.553040][ T132] FS: 00007f4ca1e8c840(0000) GS:ff1100009303b000(0000) knlGS:0000000000000000
[ 8.553386][ T132] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.553647][ T132] CR2: 0000000000479648 CR3: 000000000c79f003 CR4: 0000000000771ef0
[ 8.553847][ T132] PKRU: 55555554
[ 8.553956][ T132] Call Trace:
[ 8.554154][ T132]
[ 8.554321][ T132] ? ip6_route_dev_notify+0x250/0x380
[ 8.554547][ T132] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.554774][ T132] ? notifier_call_chain+0xb0/0x320
[ 8.554963][ T132] rtmsg_ifinfo+0x5c/0xb0
[ 8.555068][ T132] register_netdevice+0x1526/0x1bc0
[ 8.555213][ T132] ? unregister_netdevice_queue+0x470/0x470
[ 8.555385][ T132] register_netdev+0x23/0x40
[ 8.555605][ T132] loopback_net_init+0x7d/0x150
[ 8.555740][ T132] ops_init+0x187/0x560
[ 8.555845][ T132] setup_net+0x11b/0x3b0
[ 8.556041][ T132] ? unregister_pernet_device+0x80/0x80
[ 8.556179][ T132] ? lockdep_init_map_type+0x5d/0x250
[ 8.556321][ T132] ? mutex_init_lockdep+0xf6/0x120
[ 8.556457][ T132] copy_net_ns+0x2fd/0x450
[ 8.556679][ T132] create_new_namespaces+0x371/0xa10
[ 8.556815][ T132] unshare_nsproxy_namespaces+0xa5/0x150
[ 8.556957][ T132] ksys_unshare+0x47e/0x8c0
[ 8.557182][ T132] ? walk_process_tree+0x350/0x350
[ 8.557323][ T132] ? __ia32_sys_open+0x1b0/0x1b0
[ 8.557461][ T132] __x64_sys_unshare+0x34/0x50
[ 8.557593][ T132] ? do_syscall_64+0x82/0xfc0
[ 8.557728][ T132] do_syscall_64+0x117/0xfc0
[ 8.557863][ T132] ? trace_hardirqs_off+0xd/0x30
[ 8.558020][ T132] ? exc_page_fault+0xee/0x100
[ 8.558263][ T132] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.558439][ T132] RIP: 0033:0x7f4ca214ebcb
[ 8.558588][ T132] 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
[ 8.559272][ T132] RSP: 002b:00007ffd939d6cf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 8.559473][ T132] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f4ca214ebcb
[ 8.559761][ T132] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[ 8.559966][ T132] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 8.560170][ T132] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd939d8f20
[ 8.560373][ T132] R13: 0000000000000001 R14: 00007f4ca1e8c6f8 R15: 00007ffd939dab9a
[ 8.560579][ T132]
[ 8.560680][ T132] irq event stamp: 29195
[ 8.560866][ T132] hardirqs last enabled at (29203): [] __up_console_sem+0x5a/0x70
[ 8.561203][ T132] hardirqs last disabled at (29212): [] __up_console_sem+0x3f/0x70
[ 8.561444][ T132] softirqs last enabled at (28760): [] handle_softirqs+0x611/0x940
[ 8.561849][ T132] softirqs last disabled at (27945): [] __irq_exit_rcu+0x103/0x1c0
[ 8.562176][ T132] ---[ end trace 0000000000000000 ]---
[ 8.617974][ T134] ------------[ cut here ]------------
[ 8.618359][ T134] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: tee/134
[ 8.618751][ T134] Modules linked in: netdevsim
[ 8.619019][ T134] CPU: 2 UID: 0 PID: 134 Comm: tee Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.619431][ T134] Tainted: [W]=WARN
[ 8.619610][ T134] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.619873][ T134] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.620156][ T134] 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 c8 c5 f0 ff b9 a6 ff ff
[ 8.620814][ T134] RSP: 0018:ffa00000005f7500 EFLAGS: 00010286
[ 8.621087][ T134] RAX: 00000000ffffffa6 RBX: ff1100000b925540 RCX: 1ff40000000bee66
[ 8.621411][ T134] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b9255f0
[ 8.621712][ T134] RBP: ff1100000ca92000 R08: 1fe2200001724abf R09: ff1100000eeeaf48
[ 8.622024][ T134] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.622349][ T134] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ca92000
[ 8.622656][ T134] FS: 00007f5b6a165740(0000) GS:ff110000930bb000(0000) knlGS:0000000000000000
[ 8.623010][ T134] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.623299][ T134] CR2: 00007fdb6d34cf98 CR3: 000000000baeb004 CR4: 0000000000771ef0
[ 8.623604][ T134] PKRU: 55555554
[ 8.623780][ T134] Call Trace:
[ 8.623963][ T134]
[ 8.624119][ T134] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.624365][ T134] rtmsg_ifinfo+0x5c/0xb0
[ 8.624548][ T134] register_netdevice+0x1526/0x1bc0
[ 8.624769][ T134] ? unregister_netdevice_queue+0x470/0x470
[ 8.625036][ T134] ? __debugfs_create_file+0x2cf/0x3c0
[ 8.625299][ T134] nsim_init_netdevsim+0x7fa/0xb60 [netdevsim]
[ 8.625566][ T134] nsim_create+0x45b/0x5b0 [netdevsim]
[ 8.625791][ T134] __nsim_dev_port_add+0x30b/0x7a0 [netdevsim]
[ 8.626063][ T134] ? add_timer_on+0x580/0x580
[ 8.626302][ T134] ? nsim_dev_get_vfs+0x90/0x90 [netdevsim]
[ 8.626567][ T134] ? is_module_address+0x68/0x110
[ 8.626787][ T134] ? static_obj+0x5d/0x90
[ 8.626976][ T134] ? mark_held_locks+0x40/0x70
[ 8.627223][ T134] ? nsim_dev_hwstats_init+0x3a4/0x4d0 [netdevsim]
[ 8.627492][ T134] nsim_drv_probe+0x59e/0x8d0 [netdevsim]
[ 8.627715][ T134] call_driver_probe+0x61/0x1c0
[ 8.627944][ T134] really_probe+0x199/0x760
[ 8.628170][ T134] ? driver_probe_device+0x130/0x130
[ 8.628402][ T134] __driver_probe_device+0x1dc/0x430
[ 8.628624][ T134] driver_probe_device+0x4a/0x130
[ 8.628844][ T134] __device_attach_driver+0x16d/0x2a0
[ 8.629080][ T134] bus_for_each_drv+0x135/0x1e0
[ 8.629326][ T134] ? bus_find_device_reverse+0x1c0/0x1c0
[ 8.629548][ T134] __device_attach+0x1a6/0x410
[ 8.629765][ T134] ? __rwlock_init+0x150/0x150
[ 8.629994][ T134] ? __driver_attach_async_helper+0x2a0/0x2a0
[ 8.630280][ T134] ? do_raw_spin_unlock+0x59/0x250
[ 8.630500][ T134] ? _raw_spin_unlock+0x2d/0x50
[ 8.630723][ T134] device_initial_probe+0x8b/0xc0
[ 8.630949][ T134] bus_probe_device+0x63/0x160
[ 8.631173][ T134] device_add+0xb16/0x1130
[ 8.631407][ T134] ? __fw_devlink_link_to_consumers.isra.0+0x2d0/0x2d0
[ 8.631667][ T134] ? __init_waitqueue_head+0xcb/0x160
[ 8.631887][ T134] ? pm_runtime_init+0x323/0x3f0
[ 8.632115][ T134] new_device_store+0x3d4/0x730 [netdevsim]
[ 8.632399][ T134] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.632620][ T134] ? new_port_store+0x1a0/0x1a0 [netdevsim]
[ 8.632881][ T134] ? sysfs_file_kobj+0xb3/0x1e0
[ 8.633110][ T134] ? sysfs_file_kobj+0xbd/0x1e0
[ 8.633349][ T134] ? sysfs_file_ops+0x140/0x140
[ 8.633568][ T134] kernfs_fop_write_iter+0x335/0x510
[ 8.633787][ T134] ? kernfs_ops+0xf0/0xf0
[ 8.633975][ T134] new_sync_write+0x333/0x750
[ 8.634219][ T134] ? __lock_acquire+0x508/0xc10
[ 8.634442][ T134] ? new_sync_read+0x740/0x740
[ 8.634661][ T134] ? lock_acquire.part.0+0xbc/0x260
[ 8.634879][ T134] ? ksys_write+0x116/0x250
[ 8.635111][ T134] vfs_write+0x6a4/0xc10
[ 8.635308][ T134] ksys_write+0x116/0x250
[ 8.635488][ T134] ? __ia32_sys_read+0xc0/0xc0
[ 8.635709][ T134] ? rcu_is_watching+0x15/0xd0
[ 8.635939][ T134] do_syscall_64+0x117/0xfc0
[ 8.636159][ T134] ? trace_hardirqs_off+0xd/0x30
[ 8.636393][ T134] ? exc_page_fault+0xee/0x100
[ 8.636613][ T134] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.636869][ T134] RIP: 0033:0x7f5b6a1d808e
[ 8.637103][ T134] 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
[ 8.637759][ T134] RSP: 002b:00007ffe94d895c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 8.638070][ T134] RAX: ffffffffffffffda RBX: 00005604837aa3d0 RCX: 00007f5b6a1d808e
[ 8.638389][ T134] RDX: 0000000000000007 RSI: 00007ffe94d89760 RDI: 0000000000000003
[ 8.638691][ T134] RBP: 00007ffe94d895d0 R08: 0000000000000000 R09: 0000000000000000
[ 8.638997][ T134] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000007
[ 8.639321][ T134] R13: 0000000000000007 R14: 00007ffe94d89760 R15: 00005604837aa3d0
[ 8.639627][ T134]
[ 8.639804][ T134] irq event stamp: 35965
[ 8.639993][ T134] hardirqs last enabled at (35975): [] __up_console_sem+0x5a/0x70
[ 8.640355][ T134] hardirqs last disabled at (35986): [] __up_console_sem+0x3f/0x70
[ 8.640693][ T134] softirqs last enabled at (35338): [] handle_softirqs+0x611/0x940
[ 8.641040][ T134] softirqs last disabled at (35319): [] __irq_exit_rcu+0x103/0x1c0
[ 8.641405][ T134] ---[ end trace 0000000000000000 ]---
[ 8.713628][ T138] netdevsim netdevsim1337 nsim1337: renamed from eth0
[ 8.714448][ T138] ------------[ cut here ]------------
[ 8.714587][ T138] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/138
[ 8.714819][ T138] Modules linked in: netdevsim
[ 8.715031][ T138] CPU: 3 UID: 0 PID: 138 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.716254][ T138] Tainted: [W]=WARN
[ 8.716360][ T138] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.716582][ T138] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.716758][ T138] 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 c8 c5 f0 ff b9 a6 ff ff
[ 8.717286][ T138] RSP: 0018:ffa00000005f7038 EFLAGS: 00010286
[ 8.717455][ T138] RAX: 00000000ffffffa6 RBX: ff1100000b806c40 RCX: 1ff40000000bedcd
[ 8.717688][ T138] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b806cf0
[ 8.717889][ T138] RBP: ff1100000ca92000 R08: 1fe2200001700d9f R09: ff1100000cb25180
[ 8.718095][ T138] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[ 8.718308][ T138] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[ 8.718507][ T138] FS: 00007f2b07f7c840(0000) GS:ff1100009313b000(0000) knlGS:0000000000000000
[ 8.718741][ T138] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.718917][ T138] CR2: 00000000247df988 CR3: 000000000ef91005 CR4: 0000000000771ef0
[ 8.719123][ T138] PKRU: 55555554
[ 8.719231][ T138] Call Trace:
[ 8.719333][ T138]
[ 8.719403][ T138] ? rcu_is_watching+0x15/0xd0
[ 8.719538][ T138] rtnetlink_event+0xe0/0x1f0
[ 8.719671][ T138] notifier_call_chain+0xb0/0x320
[ 8.719816][ T138] netif_change_name+0x412/0x8c0
[ 8.719960][ T138] ? netdev_adjacent_rename_links+0x470/0x470
[ 8.720127][ T138] ? is_bpf_text_address+0x68/0x110
[ 8.720272][ T138] ? __asan_memset+0x27/0x50
[ 8.720410][ T138] do_setlink.isra.0+0x1f7d/0x2a60
[ 8.720546][ T138] ? rtnl_link_get_size+0x350/0x350
[ 8.720681][ T138] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 8.720845][ T138] ? rcu_read_lock_any_held+0x3c/0x90
[ 8.720986][ T138] ? validate_chain+0x38b/0xc20
[ 8.721120][ T138] ? rcu_read_lock_any_held+0x66/0x90
[ 8.721260][ T138] ? stack_depot_save_flags+0x367/0x770
[ 8.721394][ T138] ? __kernel_text_address+0x12/0x30
[ 8.721534][ T138] ? __lock_acquire+0x508/0xc10
[ 8.721670][ T138] ? lock_acquire.part.0+0xbc/0x260
[ 8.721803][ T138] ? rtnl_newlink+0x883/0xee0
[ 8.721941][ T138] ? rcu_is_watching+0x15/0xd0
[ 8.722074][ T138] ? lock_acquire+0x134/0x160
[ 8.722221][ T138] ? rcu_is_watching+0x15/0xd0
[ 8.722355][ T138] ? rcu_is_watching+0x15/0xd0
[ 8.722487][ T138] ? trace_contention_end+0xb3/0x1a0
[ 8.722620][ T138] ? __mutex_lock+0x1db/0x2010
[ 8.722754][ T138] ? __mutex_lock+0x9b2/0x2010
[ 8.722892][ T138] ? rtnl_newlink+0x883/0xee0
[ 8.723032][ T138] ? ww_mutex_lock+0x160/0x160
[ 8.723169][ T138] ? nla_get_range_signed+0x3d0/0x3d0
[ 8.723308][ T138] ? __rtnl_newlink+0x3fa/0xa50
[ 8.723443][ T138] rtnl_newlink+0x8d1/0xee0
[ 8.723578][ T138] ? lock_acquire.part.0+0xbc/0x260
[ 8.723712][ T138] ? find_held_lock+0x2b/0x80
[ 8.723844][ T138] ? __rtnl_newlink+0xa50/0xa50
[ 8.723981][ T138] ? mark_usage+0x61/0x170
[ 8.724114][ T138] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.724260][ T138] ? lock_acquire.part.0+0xbc/0x260
[ 8.724392][ T138] ? find_held_lock+0x2b/0x80
[ 8.724526][ T138] ? __rtnl_newlink+0xa50/0xa50
[ 8.724658][ T138] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.724795][ T138] ? __rtnl_newlink+0xa50/0xa50
[ 8.724937][ T138] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 8.725073][ T138] ? validate_chain+0x38b/0xc20
[ 8.725213][ T138] ? rtnl_link_fill+0x900/0x900
[ 8.725345][ T138] ? __lock_acquire+0x508/0xc10
[ 8.725480][ T138] ? lock_acquire.part.0+0xbc/0x260
[ 8.725611][ T138] ? find_held_lock+0x2b/0x80
[ 8.725745][ T138] netlink_rcv_skb+0x14e/0x3a0
[ 8.725878][ T138] ? rtnl_link_fill+0x900/0x900
[ 8.726022][ T138] ? netlink_ack+0xcd0/0xcd0
[ 8.726161][ T138] ? netlink_deliver_tap+0xc5/0x330
[ 8.726299][ T138] ? netlink_deliver_tap+0x13c/0x330
[ 8.726433][ T138] netlink_unicast+0x486/0x750
[ 8.726565][ T138] ? netlink_attachskb+0x810/0x810
[ 8.726698][ T138] ? __lock_acquire+0x508/0xc10
[ 8.726832][ T138] netlink_sendmsg+0x735/0xc60
[ 8.726971][ T138] ? netlink_unicast+0x750/0x750
[ 8.727108][ T138] ? __might_fault+0x97/0x140
[ 8.727250][ T138] ____sys_sendmsg+0x419/0x850
[ 8.727385][ T138] ? copy_msghdr_from_user+0x2a0/0x460
[ 8.727517][ T138] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 8.727682][ T138] ? move_addr_to_kernel+0x40/0x40
[ 8.727815][ T138] ? stack_depot_save_flags+0x367/0x770
[ 8.727951][ T138] ? validate_chain+0x38b/0xc20
[ 8.728088][ T138] ___sys_sendmsg+0x14e/0x1d0
[ 8.728229][ T138] ? __call_rcu_common.constprop.0+0xb2/0xa10
[ 8.728396][ T138] ? copy_msghdr_from_user+0x460/0x460
[ 8.728541][ T138] __sys_sendmsg+0x145/0x1f0
[ 8.728673][ T138] ? __sys_sendmsg_sock+0x20/0x20
[ 8.728805][ T138] ? __call_rcu_common.constprop.0+0x3d1/0xa10
[ 8.728975][ T138] ? do_raw_spin_unlock+0x59/0x250
[ 8.729113][ T138] ? rcu_is_watching+0x15/0xd0
[ 8.729256][ T138] do_syscall_64+0x117/0xfc0
[ 8.729392][ T138] ? trace_hardirqs_off+0xd/0x30
[ 8.729526][ T138] ? exc_page_fault+0xee/0x100
[ 8.729661][ T138] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.729827][ T138] RIP: 0033:0x7f2b081b608e
[ 8.729971][ T138] 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
[ 8.730468][ T138] RSP: 002b:00007ffff8076090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 8.730669][ T138] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2b081b608e
[ 8.730870][ T138] RDX: 0000000000000000 RSI: 00007ffff8076140 RDI: 0000000000000003
[ 8.731079][ T138] RBP: 00007ffff80760a0 R08: 0000000000000000 R09: 0000000000000000
[ 8.731286][ T138] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd
[ 8.731486][ T138] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff8076810
[ 8.731705][ T138]
[ 8.731804][ T138] irq event stamp: 19101
[ 8.731905][ T138] hardirqs last enabled at (19109): [] __up_console_sem+0x5a/0x70
[ 8.732146][ T138] hardirqs last disabled at (19116): [] __up_console_sem+0x3f/0x70
[ 8.732384][ T138] softirqs last enabled at (18380): [] handle_softirqs+0x611/0x940
[ 8.732615][ T138] softirqs last disabled at (18375): [] __irq_exit_rcu+0x103/0x1c0
[ 8.732849][ T138] ---[ end trace 0000000000000000 ]---
[ 8.773617][ T139] ------------[ cut here ]------------
[ 8.773776][ T139] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/139
[ 8.774020][ T139] Modules linked in: netdevsim
[ 8.774162][ T139] CPU: 3 UID: 0 PID: 139 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.774442][ T139] Tainted: [W]=WARN
[ 8.774545][ T139] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.774713][ T139] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.774889][ T139] 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 c8 c5 f0 ff b9 a6 ff ff
[ 8.775389][ T139] RSP: 0018:ffa0000000647020 EFLAGS: 00010286
[ 8.775559][ T139] RAX: 00000000ffffffa6 RBX: ff1100000a6ac940 RCX: 1ff40000000c8dca
[ 8.775758][ T139] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a6ac9f0
[ 8.775964][ T139] RBP: ff1100000ca92000 R08: 1fe22000014d593f R09: ff1100000c44ae80
[ 8.776169][ T139] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[ 8.776373][ T139] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[ 8.776575][ T139] FS: 00007f3785a7e840(0000) GS:ff1100009313b000(0000) knlGS:0000000000000000
[ 8.776812][ T139] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.776985][ T139] CR2: 000000003899d988 CR3: 000000000ef5d001 CR4: 0000000000771ef0
[ 8.777214][ T139] PKRU: 55555554
[ 8.777318][ T139] Call Trace:
[ 8.777417][ T139]
[ 8.777489][ T139] ? __local_bh_enable_ip+0xa5/0x140
[ 8.777622][ T139] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.777757][ T139] rtmsg_ifinfo+0x5c/0xb0
[ 8.777860][ T139] ? mark_held_locks+0x40/0x70
[ 8.777999][ T139] __dev_notify_flags+0x1b8/0x280
[ 8.778136][ T139] ? netif_change_name+0x8c0/0x8c0
[ 8.778278][ T139] ? __dev_change_flags+0x4a4/0x6d0
[ 8.778414][ T139] ? netif_set_allmulti+0x2c0/0x2c0
[ 8.778546][ T139] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.778680][ T139] ? is_bpf_text_address+0x68/0x110
[ 8.778814][ T139] netif_change_flags+0xfe/0x190
[ 8.778953][ T139] do_setlink.isra.0+0x1d25/0x2a60
[ 8.779089][ T139] ? rtnl_link_get_size+0x350/0x350
[ 8.779231][ T139] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 8.779400][ T139] ? rcu_read_lock_any_held+0x3c/0x90
[ 8.779533][ T139] ? validate_chain+0x38b/0xc20
[ 8.779667][ T139] ? rcu_read_lock_any_held+0x66/0x90
[ 8.779809][ T139] ? stack_depot_save_flags+0x367/0x770
[ 8.779950][ T139] ? __kernel_text_address+0x12/0x30
[ 8.780085][ T139] ? __lock_acquire+0x508/0xc10
[ 8.780234][ T139] ? lock_acquire.part.0+0xbc/0x260
[ 8.780370][ T139] ? rtnl_newlink+0x883/0xee0
[ 8.780508][ T139] ? rcu_is_watching+0x15/0xd0
[ 8.780642][ T139] ? lock_acquire+0x134/0x160
[ 8.780774][ T139] ? rcu_is_watching+0x15/0xd0
[ 8.780907][ T139] ? rcu_is_watching+0x15/0xd0
[ 8.781047][ T139] ? trace_contention_end+0xb3/0x1a0
[ 8.781185][ T139] ? __mutex_lock+0x1db/0x2010
[ 8.781326][ T139] ? __mutex_lock+0x9b2/0x2010
[ 8.781468][ T139] ? rtnl_newlink+0x883/0xee0
[ 8.781603][ T139] ? ww_mutex_lock+0x160/0x160
[ 8.781747][ T139] ? __rtnl_newlink+0x3fa/0xa50
[ 8.781883][ T139] rtnl_newlink+0x8d1/0xee0
[ 8.782022][ T139] ? lock_acquire.part.0+0xbc/0x260
[ 8.782157][ T139] ? find_held_lock+0x2b/0x80
[ 8.782297][ T139] ? __rtnl_newlink+0xa50/0xa50
[ 8.782430][ T139] ? mark_usage+0x61/0x170
[ 8.782563][ T139] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.782700][ T139] ? lock_acquire.part.0+0xbc/0x260
[ 8.782834][ T139] ? find_held_lock+0x2b/0x80
[ 8.782973][ T139] ? __rtnl_newlink+0xa50/0xa50
[ 8.783108][ T139] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.783249][ T139] ? __rtnl_newlink+0xa50/0xa50
[ 8.783387][ T139] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 8.783522][ T139] ? validate_chain+0x38b/0xc20
[ 8.783658][ T139] ? rtnl_link_fill+0x900/0x900
[ 8.783915][ T139] ? __lock_acquire+0x508/0xc10
[ 8.784058][ T139] ? lock_acquire.part.0+0xbc/0x260
[ 8.784191][ T139] ? find_held_lock+0x2b/0x80
[ 8.784330][ T139] netlink_rcv_skb+0x14e/0x3a0
[ 8.784463][ T139] ? rtnl_link_fill+0x900/0x900
[ 8.784598][ T139] ? netlink_ack+0xcd0/0xcd0
[ 8.784740][ T139] ? netlink_deliver_tap+0xc5/0x330
[ 8.784873][ T139] ? netlink_deliver_tap+0x13c/0x330
[ 8.785013][ T139] netlink_unicast+0x486/0x750
[ 8.785152][ T139] ? netlink_attachskb+0x810/0x810
[ 8.785294][ T139] ? __lock_acquire+0x508/0xc10
[ 8.785449][ T139] netlink_sendmsg+0x735/0xc60
[ 8.785624][ T139] ? netlink_unicast+0x750/0x750
[ 8.785761][ T139] ? __might_fault+0x97/0x140
[ 8.785894][ T139] ____sys_sendmsg+0x419/0x850
[ 8.786033][ T139] ? copy_msghdr_from_user+0x2a0/0x460
[ 8.786172][ T139] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 8.786341][ T139] ? move_addr_to_kernel+0x40/0x40
[ 8.786475][ T139] ? stack_depot_save_flags+0x367/0x770
[ 8.786607][ T139] ? validate_chain+0x38b/0xc20
[ 8.786743][ T139] ___sys_sendmsg+0x14e/0x1d0
[ 8.786876][ T139] ? __call_rcu_common.constprop.0+0xb2/0xa10
[ 8.787047][ T139] ? copy_msghdr_from_user+0x460/0x460
[ 8.787202][ T139] __sys_sendmsg+0x145/0x1f0
[ 8.787337][ T139] ? __sys_sendmsg_sock+0x20/0x20
[ 8.787469][ T139] ? __call_rcu_common.constprop.0+0x3d1/0xa10
[ 8.787642][ T139] ? do_raw_spin_unlock+0x59/0x250
[ 8.787776][ T139] ? rcu_is_watching+0x15/0xd0
[ 8.787920][ T139] do_syscall_64+0x117/0xfc0
[ 8.788059][ T139] ? trace_hardirqs_off+0xd/0x30
[ 8.788193][ T139] ? exc_page_fault+0xee/0x100
[ 8.788331][ T139] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.788495][ T139] RIP: 0033:0x7f3785cb808e
[ 8.788634][ T139] 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
[ 8.789112][ T139] RSP: 002b:00007ffe11b8fcd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 8.789323][ T139] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3785cb808e
[ 8.789520][ T139] RDX: 0000000000000000 RSI: 00007ffe11b8fd80 RDI: 0000000000000003
[ 8.789720][ T139] RBP: 00007ffe11b8fce0 R08: 0000000000000000 R09: 0000000000000000
[ 8.789918][ T139] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd
[ 8.790122][ T139] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe11b90450
[ 8.790333][ T139]
[ 8.790432][ T139] irq event stamp: 30557
[ 8.790533][ T139] hardirqs last enabled at (30565): [] __up_console_sem+0x5a/0x70
[ 8.790764][ T139] hardirqs last disabled at (30572): [] __up_console_sem+0x3f/0x70
[ 8.791014][ T139] softirqs last enabled at (29634): [] __alloc_skb+0x4c5/0x5f0
[ 8.791253][ T139] softirqs last disabled at (29630): [] __alloc_skb+0x4c5/0x5f0
[ 8.791498][ T139] ---[ end trace 0000000000000000 ]---
[ 8.867901][ T141] ------------[ cut here ]------------
[ 8.868131][ T141] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/141
[ 8.868393][ T141] Modules linked in: veth netdevsim
[ 8.868571][ T141] CPU: 0 UID: 0 PID: 141 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.868941][ T141] Tainted: [W]=WARN
[ 8.869057][ T141] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.869265][ T141] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.869457][ T141] 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 c8 c5 f0 ff b9 a6 ff ff
[ 8.869966][ T141] RSP: 0018:ffa00000004e6e30 EFLAGS: 00010286
[ 8.870151][ T141] RAX: 00000000ffffffa6 RBX: ff1100000575f240 RCX: 1ff400000009cd8c
[ 8.870366][ T141] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000575f2f0
[ 8.870578][ T141] RBP: ff1100000a2e9000 R08: 1fe2200000aebe5f R09: ff1100000c92ae80
[ 8.870788][ T141] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.871006][ T141] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c644400
[ 8.871314][ T141] FS: 00007fbb98e5b840(0000) GS:ff11000092fbb000(0000) knlGS:0000000000000000
[ 8.871582][ T141] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.871761][ T141] CR2: 000000000042ebe0 CR3: 000000000eeff002 CR4: 0000000000771ef0
[ 8.871979][ T141] PKRU: 55555554
[ 8.872100][ T141] Call Trace:
[ 8.872323][ T141]
[ 8.872398][ T141] ? io_schedule_timeout+0x140/0x140
[ 8.872538][ T141] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.872681][ T141] rtmsg_ifinfo+0x5c/0xb0
[ 8.872788][ T141] ? mark_held_locks+0x40/0x70
[ 8.872933][ T141] __dev_notify_flags+0x1b8/0x280
[ 8.873077][ T141] ? lockdep_hardirqs_on+0x8c/0x130
[ 8.873322][ T141] ? irqentry_exit+0x21c/0x710
[ 8.873464][ T141] ? irqentry_exit+0x21c/0x710
[ 8.873606][ T141] ? netif_change_name+0x8c0/0x8c0
[ 8.873749][ T141] ? sysvec_apic_timer_interrupt+0xaa/0xe0
[ 8.873924][ T141] ? __queue_work+0x315/0xc00
[ 8.874076][ T141] rtnl_configure_link+0x1ac/0x390
[ 8.874309][ T141] veth_newlink+0x330/0x8d0 [veth]
[ 8.874453][ T141] ? veth_poll_controller+0x10/0x10 [veth]
[ 8.874630][ T141] ? kasan_save_stack+0x2f/0x50
[ 8.874771][ T141] ? kasan_save_track+0x14/0x30
[ 8.874909][ T141] ? __kasan_kmalloc+0x7b/0x90
[ 8.875073][ T141] ? __kvmalloc_node_noprof+0x305/0x8a0
[ 8.875317][ T141] ? alloc_netdev_mqs+0xe85/0x1420
[ 8.875461][ T141] ? rtnl_af_lookup+0x290/0x290
[ 8.875615][ T141] ? alloc_netdev_mqs+0xed0/0x1420
[ 8.875757][ T141] ? rtnl_create_link+0x169/0xf20
[ 8.875909][ T141] rtnl_newlink_create+0x2da/0x8c0
[ 8.876056][ T141] ? rtnl_create_link+0xf20/0xf20
[ 8.876234][ T141] ? __dev_get_by_name+0x12/0x50
[ 8.876374][ T141] ? rtnl_dev_get+0xd7/0x170
[ 8.876519][ T141] __rtnl_newlink+0x22b/0xa50
[ 8.876664][ T141] rtnl_newlink+0x8d1/0xee0
[ 8.876806][ T141] ? lock_acquire.part.0+0xbc/0x260
[ 8.876951][ T141] ? find_held_lock+0x2b/0x80
[ 8.877091][ T141] ? __rtnl_newlink+0xa50/0xa50
[ 8.877237][ T141] ? mark_usage+0x61/0x170
[ 8.877377][ T141] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.877522][ T141] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.877663][ T141] ? __rtnl_newlink+0xa50/0xa50
[ 8.877806][ T141] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 8.877951][ T141] ? validate_chain+0x38b/0xc20
[ 8.878092][ T141] ? rtnl_link_fill+0x900/0x900
[ 8.878239][ T141] ? __lock_acquire+0x508/0xc10
[ 8.878381][ T141] ? lock_acquire.part.0+0xbc/0x260
[ 8.878521][ T141] ? find_held_lock+0x2b/0x80
[ 8.878662][ T141] netlink_rcv_skb+0x14e/0x3a0
[ 8.878804][ T141] ? rtnl_link_fill+0x900/0x900
[ 8.878950][ T141] ? netlink_ack+0xcd0/0xcd0
[ 8.879093][ T141] ? netlink_deliver_tap+0xc5/0x330
[ 8.879242][ T141] ? netlink_deliver_tap+0x13c/0x330
[ 8.879383][ T141] netlink_unicast+0x486/0x750
[ 8.879523][ T141] ? netlink_attachskb+0x810/0x810
[ 8.879663][ T141] ? __lock_acquire+0x508/0xc10
[ 8.879804][ T141] netlink_sendmsg+0x735/0xc60
[ 8.879951][ T141] ? netlink_unicast+0x750/0x750
[ 8.880092][ T141] ? __might_fault+0x97/0x140
[ 8.880244][ T141] ____sys_sendmsg+0x419/0x850
[ 8.880384][ T141] ? copy_msghdr_from_user+0x2a0/0x460
[ 8.880524][ T141] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 8.880698][ T141] ? move_addr_to_kernel+0x40/0x40
[ 8.880843][ T141] ___sys_sendmsg+0x14e/0x1d0
[ 8.880993][ T141] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.881133][ T141] ? copy_msghdr_from_user+0x460/0x460
[ 8.881295][ T141] __sys_sendmsg+0x145/0x1f0
[ 8.881434][ T141] ? __sys_sendmsg_sock+0x20/0x20
[ 8.881574][ T141] ? down_write_nested+0x200/0x200
[ 8.881714][ T141] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.881856][ T141] ? fpregs_restore_userregs+0x14b/0x310
[ 8.882002][ T141] ? rcu_is_watching+0x15/0xd0
[ 8.882143][ T141] ? rcu_is_watching+0x15/0xd0
[ 8.882292][ T141] do_syscall_64+0x117/0xfc0
[ 8.882430][ T141] ? trace_hardirqs_off+0xd/0x30
[ 8.882568][ T141] ? exc_page_fault+0xee/0x100
[ 8.882709][ T141] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.882882][ T141] RIP: 0033:0x7fbb9909508e
[ 8.883240][ T141] 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
[ 8.883741][ T141] RSP: 002b:00007ffff5995fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 8.883958][ T141] RAX: ffffffffffffffda RBX: 00007ffff5996778 RCX: 00007fbb9909508e
[ 8.884170][ T141] RDX: 0000000000000000 RSI: 00007ffff5996080 RDI: 0000000000000003
[ 8.884385][ T141] RBP: 00007ffff5995fe0 R08: 0000000000000000 R09: 0000000000000000
[ 8.884593][ T141] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd
[ 8.884800][ T141] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff5996750
[ 8.885032][ T141]
[ 8.885139][ T141] irq event stamp: 27155
[ 8.885254][ T141] hardirqs last enabled at (27165): [] __up_console_sem+0x5a/0x70
[ 8.885509][ T141] hardirqs last disabled at (27172): [] __up_console_sem+0x3f/0x70
[ 8.885752][ T141] softirqs last enabled at (26692): [] handle_softirqs+0x611/0x940
[ 8.885996][ T141] softirqs last disabled at (26635): [] __irq_exit_rcu+0x103/0x1c0
[ 8.886246][ T141] ---[ end trace 0000000000000000 ]---
[ 8.898705][ T141] ------------[ cut here ]------------
[ 8.898869][ T141] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/141
[ 8.899114][ T141] Modules linked in: veth netdevsim
[ 8.899288][ T141] CPU: 3 UID: 0 PID: 141 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.899582][ T141] Tainted: [W]=WARN
[ 8.899686][ T141] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.899856][ T141] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.900042][ T141] 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 c8 c5 f0 ff b9 a6 ff ff
[ 8.900551][ T141] RSP: 0018:ffa00000004e71b0 EFLAGS: 00010286
[ 8.900723][ T141] RAX: 00000000ffffffa6 RBX: ff1100000575f3c0 RCX: 1ff400000009cdfc
[ 8.900924][ T141] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000575f470
[ 8.901132][ T141] RBP: ff11000005261000 R08: 1fe2200000aebe8f R09: ff1100000c92ae80
[ 8.901347][ T141] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.901548][ T141] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0510b20
[ 8.901751][ T141] FS: 00007fbb98e5b840(0000) GS:ff1100009313b000(0000) knlGS:0000000000000000
[ 8.901998][ T141] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.902178][ T141] CR2: 00007f3785b4b574 CR3: 000000000eeff002 CR4: 0000000000771ef0
[ 8.902389][ T141] PKRU: 55555554
[ 8.902493][ T141] Call Trace:
[ 8.902595][ T141]
[ 8.902665][ T141] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.902804][ T141] rtmsg_ifinfo+0x5c/0xb0
[ 8.902908][ T141] __dev_notify_flags+0x1b8/0x280
[ 8.903052][ T141] ? netif_change_name+0x8c0/0x8c0
[ 8.903193][ T141] ? rtnl_af_lookup+0x290/0x290
[ 8.903335][ T141] ? alloc_netdev_mqs+0xed0/0x1420
[ 8.903473][ T141] rtnl_configure_link+0x1ac/0x390
[ 8.903611][ T141] rtnl_newlink_create+0x353/0x8c0
[ 8.903755][ T141] ? rtnl_create_link+0xf20/0xf20
[ 8.903891][ T141] ? __dev_get_by_name+0x12/0x50
[ 8.904036][ T141] ? rtnl_dev_get+0xd7/0x170
[ 8.904184][ T141] __rtnl_newlink+0x22b/0xa50
[ 8.904330][ T141] rtnl_newlink+0x8d1/0xee0
[ 8.904469][ T141] ? lock_acquire.part.0+0xbc/0x260
[ 8.904606][ T141] ? find_held_lock+0x2b/0x80
[ 8.904742][ T141] ? __rtnl_newlink+0xa50/0xa50
[ 8.904876][ T141] ? mark_usage+0x61/0x170
[ 8.905049][ T141] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.905196][ T141] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.905341][ T141] ? __rtnl_newlink+0xa50/0xa50
[ 8.905477][ T141] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 8.905614][ T141] ? validate_chain+0x38b/0xc20
[ 8.905750][ T141] ? rtnl_link_fill+0x900/0x900
[ 8.905885][ T141] ? __lock_acquire+0x508/0xc10
[ 8.906034][ T141] ? lock_acquire.part.0+0xbc/0x260
[ 8.906178][ T141] ? find_held_lock+0x2b/0x80
[ 8.906346][ T141] netlink_rcv_skb+0x14e/0x3a0
[ 8.906483][ T141] ? rtnl_link_fill+0x900/0x900
[ 8.906619][ T141] ? netlink_ack+0xcd0/0xcd0
[ 8.906758][ T141] ? netlink_deliver_tap+0xc5/0x330
[ 8.906893][ T141] ? netlink_deliver_tap+0x13c/0x330
[ 8.907037][ T141] netlink_unicast+0x486/0x750
[ 8.907179][ T141] ? netlink_attachskb+0x810/0x810
[ 8.907373][ T141] ? __lock_acquire+0x508/0xc10
[ 8.907512][ T141] netlink_sendmsg+0x735/0xc60
[ 8.907652][ T141] ? netlink_unicast+0x750/0x750
[ 8.907790][ T141] ? __might_fault+0x97/0x140
[ 8.907931][ T141] ____sys_sendmsg+0x419/0x850
[ 8.908065][ T141] ? copy_msghdr_from_user+0x2a0/0x460
[ 8.908261][ T141] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 8.908429][ T141] ? move_addr_to_kernel+0x40/0x40
[ 8.908570][ T141] ___sys_sendmsg+0x14e/0x1d0
[ 8.908705][ T141] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.908840][ T141] ? copy_msghdr_from_user+0x460/0x460
[ 8.908992][ T141] __sys_sendmsg+0x145/0x1f0
[ 8.909128][ T141] ? __sys_sendmsg_sock+0x20/0x20
[ 8.909328][ T141] ? down_write_nested+0x200/0x200
[ 8.909463][ T141] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.909602][ T141] ? fpregs_restore_userregs+0x14b/0x310
[ 8.909737][ T141] ? rcu_is_watching+0x15/0xd0
[ 8.909871][ T141] ? rcu_is_watching+0x15/0xd0
[ 8.910012][ T141] do_syscall_64+0x117/0xfc0
[ 8.910152][ T141] ? trace_hardirqs_off+0xd/0x30
[ 8.910344][ T141] ? exc_page_fault+0xee/0x100
[ 8.910479][ T141] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.910647][ T141] RIP: 0033:0x7fbb9909508e
[ 8.910788][ T141] 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
[ 8.911366][ T141] RSP: 002b:00007ffff5995fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 8.911571][ T141] RAX: ffffffffffffffda RBX: 00007ffff5996778 RCX: 00007fbb9909508e
[ 8.911772][ T141] RDX: 0000000000000000 RSI: 00007ffff5996080 RDI: 0000000000000003
[ 8.911978][ T141] RBP: 00007ffff5995fe0 R08: 0000000000000000 R09: 0000000000000000
[ 8.912185][ T141] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd
[ 8.912489][ T141] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff5996750
[ 8.912700][ T141]
[ 8.912802][ T141] irq event stamp: 39673
[ 8.912901][ T141] hardirqs last enabled at (39681): [] __up_console_sem+0x5a/0x70
[ 8.913154][ T141] hardirqs last disabled at (39688): [] __up_console_sem+0x3f/0x70
[ 8.913485][ T141] softirqs last enabled at (39864): [] handle_softirqs+0x611/0x940
[ 8.913719][ T141] softirqs last disabled at (39697): [] __irq_exit_rcu+0x103/0x1c0
[ 8.913957][ T141] ---[ end trace 0000000000000000 ]---
[ 8.937045][ T144] ------------[ cut here ]------------
[ 8.937207][ T144] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/144
[ 8.937443][ T144] Modules linked in: veth netdevsim
[ 8.937581][ T144] CPU: 0 UID: 0 PID: 144 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.937849][ T144] Tainted: [W]=WARN
[ 8.937958][ T144] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.938124][ T144] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.938308][ T144] 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 c8 c5 f0 ff b9 a6 ff ff
[ 8.938784][ T144] RSP: 0018:ffa00000004e7020 EFLAGS: 00010286
[ 8.938962][ T144] RAX: 00000000ffffffa6 RBX: ff1100000d86c340 RCX: 1ff400000009cdca
[ 8.939162][ T144] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d86c3f0
[ 8.939367][ T144] RBP: ff11000005261000 R08: 1fe2200001b0d87f R09: ff1100000c528b58
[ 8.939564][ T144] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[ 8.939776][ T144] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[ 8.939994][ T144] FS: 00007f4a828fd840(0000) GS:ff11000092fbb000(0000) knlGS:0000000000000000
[ 8.940234][ T144] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.940403][ T144] CR2: 000000000d18b988 CR3: 000000000b356006 CR4: 0000000000771ef0
[ 8.940601][ T144] PKRU: 55555554
[ 8.940700][ T144] Call Trace:
[ 8.940798][ T144]
[ 8.940868][ T144] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.941007][ T144] rtmsg_ifinfo+0x5c/0xb0
[ 8.941110][ T144] ? mark_held_locks+0x40/0x70
[ 8.941253][ T144] __dev_notify_flags+0x1b8/0x280
[ 8.941389][ T144] ? netif_change_name+0x8c0/0x8c0
[ 8.941522][ T144] ? __dev_change_flags+0x4a4/0x6d0
[ 8.941656][ T144] ? netif_set_allmulti+0x2c0/0x2c0
[ 8.941787][ T144] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.941921][ T144] ? is_bpf_text_address+0x68/0x110
[ 8.942064][ T144] netif_change_flags+0xfe/0x190
[ 8.942205][ T144] ? unwind_get_return_address+0x67/0xd0
[ 8.942339][ T144] do_setlink.isra.0+0x1d25/0x2a60
[ 8.942481][ T144] ? rtnl_link_get_size+0x350/0x350
[ 8.942614][ T144] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 8.942780][ T144] ? rcu_read_lock_any_held+0x3c/0x90
[ 8.942916][ T144] ? validate_chain+0x38b/0xc20
[ 8.943055][ T144] ? rcu_read_lock_any_held+0x66/0x90
[ 8.943191][ T144] ? stack_depot_save_flags+0x367/0x770
[ 8.943332][ T144] ? __kernel_text_address+0x12/0x30
[ 8.943467][ T144] ? __lock_acquire+0x508/0xc10
[ 8.943603][ T144] ? lock_acquire.part.0+0xbc/0x260
[ 8.943737][ T144] ? rtnl_newlink+0x883/0xee0
[ 8.943872][ T144] ? rcu_is_watching+0x15/0xd0
[ 8.944010][ T144] ? lock_acquire+0x134/0x160
[ 8.944154][ T144] ? rcu_is_watching+0x15/0xd0
[ 8.944294][ T144] ? rcu_is_watching+0x15/0xd0
[ 8.944428][ T144] ? trace_contention_end+0xb3/0x1a0
[ 8.944561][ T144] ? __mutex_lock+0x1db/0x2010
[ 8.944694][ T144] ? __mutex_lock+0x9b2/0x2010
[ 8.944827][ T144] ? rtnl_newlink+0x883/0xee0
[ 8.944966][ T144] ? ww_mutex_lock+0x160/0x160
[ 8.945103][ T144] ? __rtnl_newlink+0x3fa/0xa50
[ 8.945248][ T144] rtnl_newlink+0x8d1/0xee0
[ 8.945385][ T144] ? lock_acquire.part.0+0xbc/0x260
[ 8.945521][ T144] ? find_held_lock+0x2b/0x80
[ 8.945653][ T144] ? __rtnl_newlink+0xa50/0xa50
[ 8.945785][ T144] ? mark_usage+0x61/0x170
[ 8.945919][ T144] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.946062][ T144] ? lock_acquire.part.0+0xbc/0x260
[ 8.946203][ T144] ? find_held_lock+0x2b/0x80
[ 8.946337][ T144] ? __rtnl_newlink+0xa50/0xa50
[ 8.946471][ T144] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.946607][ T144] ? __rtnl_newlink+0xa50/0xa50
[ 8.946740][ T144] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 8.946874][ T144] ? validate_chain+0x38b/0xc20
[ 8.947016][ T144] ? rtnl_link_fill+0x900/0x900
[ 8.947154][ T144] ? __lock_acquire+0x508/0xc10
[ 8.947305][ T144] ? lock_acquire.part.0+0xbc/0x260
[ 8.947439][ T144] ? find_held_lock+0x2b/0x80
[ 8.947579][ T144] netlink_rcv_skb+0x14e/0x3a0
[ 8.947724][ T144] ? rtnl_link_fill+0x900/0x900
[ 8.947859][ T144] ? netlink_ack+0xcd0/0xcd0
[ 8.948004][ T144] ? netlink_deliver_tap+0xc5/0x330
[ 8.948138][ T144] ? netlink_deliver_tap+0x13c/0x330
[ 8.948281][ T144] netlink_unicast+0x486/0x750
[ 8.948416][ T144] ? netlink_attachskb+0x810/0x810
[ 8.948551][ T144] ? __lock_acquire+0x508/0xc10
[ 8.948686][ T144] netlink_sendmsg+0x735/0xc60
[ 8.948821][ T144] ? netlink_unicast+0x750/0x750
[ 8.948962][ T144] ? __might_fault+0x97/0x140
[ 8.949100][ T144] ____sys_sendmsg+0x419/0x850
[ 8.949244][ T144] ? copy_msghdr_from_user+0x2a0/0x460
[ 8.949378][ T144] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 8.949543][ T144] ? move_addr_to_kernel+0x40/0x40
[ 8.949679][ T144] ? stack_depot_save_flags+0x367/0x770
[ 8.949812][ T144] ? validate_chain+0x38b/0xc20
[ 8.949953][ T144] ___sys_sendmsg+0x14e/0x1d0
[ 8.950088][ T144] ? __call_rcu_common.constprop.0+0xb2/0xa10
[ 8.950260][ T144] ? copy_msghdr_from_user+0x460/0x460
[ 8.950407][ T144] __sys_sendmsg+0x145/0x1f0
[ 8.950541][ T144] ? __sys_sendmsg_sock+0x20/0x20
[ 8.950674][ T144] ? __call_rcu_common.constprop.0+0x3d1/0xa10
[ 8.950842][ T144] ? do_raw_spin_unlock+0x59/0x250
[ 8.950980][ T144] ? rcu_is_watching+0x15/0xd0
[ 8.951115][ T144] do_syscall_64+0x117/0xfc0
[ 8.951258][ T144] ? trace_hardirqs_off+0xd/0x30
[ 8.951390][ T144] ? exc_page_fault+0xee/0x100
[ 8.951522][ T144] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.951687][ T144] RIP: 0033:0x7f4a82b3708e
[ 8.951829][ T144] 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
[ 8.952317][ T144] RSP: 002b:00007ffc8f710b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 8.952518][ T144] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4a82b3708e
[ 8.952722][ T144] RDX: 0000000000000000 RSI: 00007ffc8f710bc0 RDI: 0000000000000003
[ 8.952920][ T144] RBP: 00007ffc8f710b20 R08: 0000000000000000 R09: 0000000000000000
[ 8.953124][ T144] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd
[ 8.953328][ T144] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8f711290
[ 8.953534][ T144]
[ 8.953633][ T144] irq event stamp: 15985
[ 8.953737][ T144] hardirqs last enabled at (15993): [] __up_console_sem+0x5a/0x70
[ 8.953974][ T144] hardirqs last disabled at (16000): [] __up_console_sem+0x3f/0x70
[ 8.954215][ T144] softirqs last enabled at (15048): [] __alloc_skb+0x4c5/0x5f0
[ 8.954448][ T144] softirqs last disabled at (15046): [] __alloc_skb+0x4c5/0x5f0
[ 8.954679][ T144] ---[ end trace 0000000000000000 ]---
[ 8.986045][ T145] ------------[ cut here ]------------
[ 8.986306][ T145] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/145
[ 8.986542][ T145] Modules linked in: veth netdevsim
[ 8.986680][ T145] CPU: 1 UID: 0 PID: 145 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.986957][ T145] Tainted: [W]=WARN
[ 8.987059][ T145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.987234][ T145] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.987413][ T145] 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 c8 c5 f0 ff b9 a6 ff ff
[ 8.987888][ T145] RSP: 0018:ffa00000004d7020 EFLAGS: 00010286
[ 8.988064][ T145] RAX: 00000000ffffffa6 RBX: ff1100000d86cdc0 RCX: 1ff400000009adca
[ 8.988273][ T145] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d86ce70
[ 8.988483][ T145] RBP: ff1100000a2e9000 R08: 1fe2200001b0d9cf R09: ff1100000c52ae58
[ 8.988685][ T145] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[ 8.988881][ T145] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[ 8.989087][ T145] FS: 00007fed07d57840(0000) GS:ff1100009303b000(0000) knlGS:0000000000000000
[ 8.989336][ T145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.989509][ T145] CR2: 00000000075d1988 CR3: 000000000c799005 CR4: 0000000000771ef0
[ 8.989708][ T145] PKRU: 55555554
[ 8.989808][ T145] Call Trace:
[ 8.989907][ T145]
[ 8.989990][ T145] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.990127][ T145] rtmsg_ifinfo+0x5c/0xb0
[ 8.990238][ T145] ? mark_held_locks+0x40/0x70
[ 8.990374][ T145] __dev_notify_flags+0x1b8/0x280
[ 8.990511][ T145] ? netif_change_name+0x8c0/0x8c0
[ 8.990644][ T145] ? __dev_change_flags+0x4a4/0x6d0
[ 8.990777][ T145] ? netif_set_allmulti+0x2c0/0x2c0
[ 8.990911][ T145] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.991050][ T145] ? is_bpf_text_address+0x68/0x110
[ 8.991188][ T145] netif_change_flags+0xfe/0x190
[ 8.991328][ T145] ? unwind_get_return_address+0x67/0xd0
[ 8.991462][ T145] do_setlink.isra.0+0x1d25/0x2a60
[ 8.991596][ T145] ? rtnl_link_get_size+0x350/0x350
[ 8.991728][ T145] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 8.991891][ T145] ? rcu_read_lock_any_held+0x3c/0x90
[ 8.992031][ T145] ? validate_chain+0x38b/0xc20
[ 8.992167][ T145] ? rcu_read_lock_any_held+0x66/0x90
[ 8.992375][ T145] ? stack_depot_save_flags+0x367/0x770
[ 8.992508][ T145] ? __kernel_text_address+0x12/0x30
[ 8.992640][ T145] ? __lock_acquire+0x508/0xc10
[ 8.992783][ T145] ? lock_acquire.part.0+0xbc/0x260
[ 8.992916][ T145] ? rtnl_newlink+0x883/0xee0
[ 8.993055][ T145] ? rcu_is_watching+0x15/0xd0
[ 8.993189][ T145] ? lock_acquire+0x134/0x160
[ 8.993386][ T145] ? rcu_is_watching+0x15/0xd0
[ 8.993516][ T145] ? rcu_is_watching+0x15/0xd0
[ 8.993646][ T145] ? trace_contention_end+0xb3/0x1a0
[ 8.993776][ T145] ? __mutex_lock+0x1db/0x2010
[ 8.993907][ T145] ? __mutex_lock+0x9b2/0x2010
[ 8.994044][ T145] ? rtnl_newlink+0x883/0xee0
[ 8.994182][ T145] ? ww_mutex_lock+0x160/0x160
[ 8.994383][ T145] ? __rtnl_newlink+0x3fa/0xa50
[ 8.994580][ T145] rtnl_newlink+0x8d1/0xee0
[ 8.994713][ T145] ? lock_acquire.part.0+0xbc/0x260
[ 8.994846][ T145] ? find_held_lock+0x2b/0x80
[ 8.994983][ T145] ? __rtnl_newlink+0xa50/0xa50
[ 8.995133][ T145] ? mark_usage+0x61/0x170
[ 8.995411][ T145] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.995545][ T145] ? lock_acquire.part.0+0xbc/0x260
[ 8.995676][ T145] ? find_held_lock+0x2b/0x80
[ 8.995809][ T145] ? __rtnl_newlink+0xa50/0xa50
[ 8.995946][ T145] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.996081][ T145] ? __rtnl_newlink+0xa50/0xa50
[ 8.996256][ T145] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 8.996388][ T145] ? validate_chain+0x38b/0xc20
[ 8.996525][ T145] ? rtnl_link_fill+0x900/0x900
[ 8.996656][ T145] ? __lock_acquire+0x508/0xc10
[ 8.996789][ T145] ? lock_acquire.part.0+0xbc/0x260
[ 8.996921][ T145] ? find_held_lock+0x2b/0x80
[ 8.997061][ T145] netlink_rcv_skb+0x14e/0x3a0
[ 8.997194][ T145] ? rtnl_link_fill+0x900/0x900
[ 8.997332][ T145] ? netlink_ack+0xcd0/0xcd0
[ 8.997467][ T145] ? netlink_deliver_tap+0xc5/0x330
[ 8.997598][ T145] ? netlink_deliver_tap+0x13c/0x330
[ 8.997733][ T145] netlink_unicast+0x486/0x750
[ 8.997875][ T145] ? netlink_attachskb+0x810/0x810
[ 8.998010][ T145] ? __lock_acquire+0x508/0xc10
[ 8.998147][ T145] netlink_sendmsg+0x735/0xc60
[ 8.998287][ T145] ? netlink_unicast+0x750/0x750
[ 8.998419][ T145] ? __might_fault+0x97/0x140
[ 8.998553][ T145] ____sys_sendmsg+0x419/0x850
[ 8.998687][ T145] ? copy_msghdr_from_user+0x2a0/0x460
[ 8.998819][ T145] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 8.998989][ T145] ? move_addr_to_kernel+0x40/0x40
[ 8.999123][ T145] ? stack_depot_save_flags+0x367/0x770
[ 8.999261][ T145] ? validate_chain+0x38b/0xc20
[ 8.999395][ T145] ___sys_sendmsg+0x14e/0x1d0
[ 8.999530][ T145] ? __call_rcu_common.constprop.0+0xb2/0xa10
[ 8.999694][ T145] ? copy_msghdr_from_user+0x460/0x460
[ 8.999840][ T145] __sys_sendmsg+0x145/0x1f0
[ 8.999976][ T145] ? __sys_sendmsg_sock+0x20/0x20
[ 9.000113][ T145] ? __call_rcu_common.constprop.0+0x3d1/0xa10
[ 9.000289][ T145] ? do_raw_spin_unlock+0x59/0x250
[ 9.000421][ T145] ? rcu_is_watching+0x15/0xd0
[ 9.000553][ T145] do_syscall_64+0x117/0xfc0
[ 9.000685][ T145] ? trace_hardirqs_off+0xd/0x30
[ 9.000816][ T145] ? exc_page_fault+0xee/0x100
[ 9.000954][ T145] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.001119][ T145] RIP: 0033:0x7fed07f9108e
[ 9.001269][ T145] 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
[ 9.001735][ T145] RSP: 002b:00007ffefda09f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.001938][ T145] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fed07f9108e
[ 9.002137][ T145] RDX: 0000000000000000 RSI: 00007ffefda09ff0 RDI: 0000000000000003
[ 9.002341][ T145] RBP: 00007ffefda09f50 R08: 0000000000000000 R09: 0000000000000000
[ 9.002538][ T145] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfcd
[ 9.002736][ T145] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefda0a6c0
[ 9.002943][ T145]
[ 9.003043][ T145] irq event stamp: 22439
[ 9.003148][ T145] hardirqs last enabled at (22447): [] __up_console_sem+0x5a/0x70
[ 9.003385][ T145] hardirqs last disabled at (22456): [] __up_console_sem+0x3f/0x70
[ 9.003613][ T145] softirqs last enabled at (22066): [] handle_softirqs+0x611/0x940
[ 9.003842][ T145] softirqs last disabled at (22009): [] __irq_exit_rcu+0x103/0x1c0
[ 9.004075][ T145] ---[ end trace 0000000000000000 ]---
[ 9.011656][ T90] ------------[ cut here ]------------
[ 9.011880][ T90] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u18:1/90
[ 9.012195][ T90] Modules linked in: veth netdevsim
[ 9.012432][ T90] CPU: 2 UID: 0 PID: 90 Comm: kworker/u18:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.012833][ T90] Tainted: [W]=WARN
[ 9.012979][ T90] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.013210][ T90] Workqueue: events_unbound linkwatch_event
[ 9.013460][ T90] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.013671][ T90] 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 c8 c5 f0 ff b9 a6 ff ff
[ 9.014167][ T90] RSP: 0018:ffa00000005c79e0 EFLAGS: 00010286
[ 9.014444][ T90] RAX: 00000000ffffffa6 RBX: ff1100000d86d6c0 RCX: 1ff40000000b8f02
[ 9.014676][ T90] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d86d770
[ 9.014908][ T90] RBP: ff1100000a2e9000 R08: 1fe2200001b0daef R09: ff1100000c44d1a8
[ 9.015150][ T90] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[ 9.015401][ T90] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 9.015633][ T90] FS: 0000000000000000(0000) GS:ff110000930bb000(0000) knlGS:0000000000000000
[ 9.015900][ T90] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.016111][ T90] CR2: 000055ae534a4d5c CR3: 000000000291a006 CR4: 0000000000771ef0
[ 9.016364][ T90] PKRU: 55555554
[ 9.016506][ T90] Call Trace:
[ 9.016646][ T90]
[ 9.016759][ T90] ? ip6_route_dev_notify+0x3d/0x380
[ 9.016939][ T90] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.017115][ T90] ? notifier_call_chain+0xb0/0x320
[ 9.017307][ T90] rtmsg_ifinfo+0x5c/0xb0
[ 9.017453][ T90] netif_state_change+0x155/0x3d0
[ 9.017627][ T90] ? call_netdevice_notifiers_info+0xd0/0xd0
[ 9.017829][ T90] ? linkwatch_do_dev+0xae/0xd0
[ 9.018008][ T90] __linkwatch_run_queue+0x350/0x850
[ 9.018182][ T90] ? linkwatch_do_dev+0xd0/0xd0
[ 9.018375][ T90] linkwatch_event+0x7f/0xb0
[ 9.018547][ T90] ? __linkwatch_run_queue+0x850/0x850
[ 9.018721][ T90] process_one_work+0xdf8/0x1410
[ 9.018897][ T90] ? pwq_dec_nr_in_flight+0x710/0x710
[ 9.019074][ T90] ? lock_acquire.part.0+0xbc/0x260
[ 9.019284][ T90] worker_thread+0x4f1/0xd60
[ 9.019459][ T90] ? rescuer_thread+0x1320/0x1320
[ 9.019632][ T90] ? __kthread_parkme+0xbd/0x210
[ 9.019806][ T90] ? rescuer_thread+0x1320/0x1320
[ 9.019989][ T90] kthread+0x367/0x460
[ 9.020133][ T90] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 9.020355][ T90] ? kthread_affine_node+0x330/0x330
[ 9.020537][ T90] ret_from_fork+0x474/0x6b0
[ 9.020710][ T90] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 9.020916][ T90] ? __switch_to+0x5a3/0xe00
[ 9.021105][ T90] ? kthread_affine_node+0x330/0x330
[ 9.021306][ T90] ret_from_fork_asm+0x11/0x20
[ 9.021483][ T90]
[ 9.021623][ T90] irq event stamp: 12573
[ 9.021764][ T90] hardirqs last enabled at (12583): [] __up_console_sem+0x5a/0x70
[ 9.022032][ T90] hardirqs last disabled at (12592): [] __up_console_sem+0x3f/0x70
[ 9.022317][ T90] softirqs last enabled at (12434): [] handle_softirqs+0x611/0x940
[ 9.022575][ T90] softirqs last disabled at (12427): [] __irq_exit_rcu+0x103/0x1c0
[ 9.022832][ T90] ---[ end trace 0000000000000000 ]---
[ 9.023602][ T90] ------------[ cut here ]------------
[ 9.023772][ T90] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u18:1/90
[ 9.024089][ T90] Modules linked in: veth netdevsim
[ 9.024306][ T90] CPU: 2 UID: 0 PID: 90 Comm: kworker/u18:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.024629][ T90] Tainted: [W]=WARN
[ 9.024772][ T90] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.024977][ T90] Workqueue: events_unbound linkwatch_event
[ 9.025252][ T90] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.025463][ T90] 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 c8 c5 f0 ff b9 a6 ff ff
[ 9.025948][ T90] RSP: 0018:ffa00000005c79e0 EFLAGS: 00010286
[ 9.026154][ T90] RAX: 00000000ffffffa6 RBX: ff1100000d86dcc0 RCX: 1ff40000000b8f02
[ 9.026403][ T90] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d86dd70
[ 9.026635][ T90] RBP: ff11000005261000 R08: 1fe2200001b0dbaf R09: ff1100000c44d1a8
[ 9.026878][ T90] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[ 9.027120][ T90] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 9.027626][ T90] FS: 0000000000000000(0000) GS:ff110000930bb000(0000) knlGS:0000000000000000
[ 9.027892][ T90] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.028106][ T90] CR2: 000055ae534a4d5c CR3: 000000003b939003 CR4: 0000000000771ef0
[ 9.028366][ T90] PKRU: 55555554
[ 9.028517][ T90] Call Trace:
[ 9.028658][ T90]
[ 9.028770][ T90] ? ip6_route_dev_notify+0x3d/0x380
[ 9.028956][ T90] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.029133][ T90] ? notifier_call_chain+0xb0/0x320
[ 9.029327][ T90] rtmsg_ifinfo+0x5c/0xb0
[ 9.029475][ T90] netif_state_change+0x155/0x3d0
[ 9.029646][ T90] ? call_netdevice_notifiers_info+0xd0/0xd0
[ 9.029848][ T90] ? linkwatch_do_dev+0xae/0xd0
[ 9.030032][ T90] __linkwatch_run_queue+0x350/0x850
[ 9.030227][ T90] ? linkwatch_do_dev+0xd0/0xd0
[ 9.030403][ T90] linkwatch_event+0x7f/0xb0
[ 9.030577][ T90] ? __linkwatch_run_queue+0x850/0x850
[ 9.030752][ T90] process_one_work+0xdf8/0x1410
[ 9.030935][ T90] ? pwq_dec_nr_in_flight+0x710/0x710
[ 9.031109][ T90] ? lock_acquire.part.0+0xbc/0x260
[ 9.031307][ T90] worker_thread+0x4f1/0xd60
[ 9.031483][ T90] ? rescuer_thread+0x1320/0x1320
[ 9.031656][ T90] ? __kthread_parkme+0xbd/0x210
[ 9.031828][ T90] ? rescuer_thread+0x1320/0x1320
[ 9.032008][ T90] kthread+0x367/0x460
[ 9.032160][ T90] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 9.032385][ T90] ? kthread_affine_node+0x330/0x330
[ 9.032605][ T90] ret_from_fork+0x474/0x6b0
[ 9.032781][ T90] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 9.032994][ T90] ? __switch_to+0x5a3/0xe00
[ 9.033171][ T90] ? kthread_affine_node+0x330/0x330
[ 9.033363][ T90] ret_from_fork_asm+0x11/0x20
[ 9.033542][ T90]
[ 9.033680][ T90] irq event stamp: 13527
[ 9.033819][ T90] hardirqs last enabled at (13537): [] __up_console_sem+0x5a/0x70
[ 9.034089][ T90] hardirqs last disabled at (13546): [] __up_console_sem+0x3f/0x70
[ 9.034368][ T90] softirqs last enabled at (13178): [] handle_softirqs+0x611/0x940
[ 9.034632][ T90] softirqs last disabled at (13171): [] __irq_exit_rcu+0x103/0x1c0
[ 9.034891][ T90] ---[ end trace 0000000000000000 ]---
[ 15.584982][ T178] ------------[ cut here ]------------
[ 15.585291][ T178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: bash/178
[ 15.585670][ T178] Modules linked in: veth netdevsim
[ 15.585928][ T178] CPU: 2 UID: 0 PID: 178 Comm: bash Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 15.586465][ T178] Tainted: [W]=WARN
[ 15.586723][ T178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 15.587058][ T178] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 15.587370][ T178] 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 c8 c5 f0 ff b9 a6 ff ff
[ 15.588014][ T178] RSP: 0018:ffa00000006675a8 EFLAGS: 00010286
[ 15.588295][ T178] RAX: 00000000ffffffa6 RBX: ff1100000575f9c0 RCX: 1ff40000000cce7b
[ 15.588592][ T178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000575fa70
[ 15.588885][ T178] RBP: ff1100000ca92000 R08: 1fe2200000aebf4f R09: ff1100000c728c70
[ 15.589216][ T178] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[ 15.589510][ T178] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000667698
[ 15.589808][ T178] FS: 00007fbc1a707740(0000) GS:ff110000930bb000(0000) knlGS:0000000000000000
[ 15.590155][ T178] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 15.590431][ T178] CR2: 0000563811574358 CR3: 000000000c4c7002 CR4: 0000000000771ef0
[ 15.590738][ T178] PKRU: 55555554
[ 15.590910][ T178] Call Trace:
[ 15.591093][ T178]
[ 15.591251][ T178] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 15.591469][ T178] rtmsg_ifinfo+0x5c/0xb0
[ 15.591646][ T178] netif_close_many+0x2ac/0x640
[ 15.591859][ T178] ? find_held_lock+0x2b/0x80
[ 15.592085][ T178] ? __dev_close_many+0x670/0x670
[ 15.592324][ T178] ? __lock_acquire+0x508/0xc10
[ 15.592612][ T178] netif_close_many_and_unlock+0x22/0x2c0
[ 15.592825][ T178] ? unregister_netdevice_many_notify+0x3ef/0x1b30
[ 15.593085][ T178] unregister_netdevice_many_notify+0x56f/0x1b30
[ 15.593361][ T178] ? rcu_is_watching+0x15/0xd0
[ 15.593576][ T178] ? trace_contention_end+0xb3/0x1a0
[ 15.593792][ T178] ? __mutex_lock+0x1db/0x2010
[ 15.594011][ T178] ? __mutex_lock+0x9b2/0x2010
[ 15.594250][ T178] ? unregister_netdevice_queued+0x80/0x80
[ 15.594502][ T178] ? __rtnl_unlock+0x5b/0x100
[ 15.594716][ T178] ? netdev_run_todo+0x29a/0xf20
[ 15.594929][ T178] ? ww_mutex_lock+0x160/0x160
[ 15.595155][ T178] ? mutex_is_locked+0x1c/0x50
[ 15.595385][ T178] unregister_netdevice_queue+0x290/0x470
[ 15.595601][ T178] ? rcu_is_watching+0x15/0xd0
[ 15.595813][ T178] ? unregister_netdevice_many+0x20/0x20
[ 15.596039][ T178] nsim_destroy+0x1a9/0x7a0 [netdevsim]
[ 15.596280][ T178] ? rcu_is_watching+0x15/0xd0
[ 15.596495][ T178] __nsim_dev_port_del+0x183/0x300 [netdevsim]
[ 15.596749][ T178] nsim_dev_reload_destroy+0xe3/0x4c0 [netdevsim]
[ 15.597015][ T178] nsim_drv_remove+0x5a/0x1f0 [netdevsim]
[ 15.597256][ T178] device_release_driver_internal+0x3b6/0x570
[ 15.597512][ T178] bus_remove_device+0x2ba/0x550
[ 15.597726][ T178] ? bus_probe_device+0x160/0x160
[ 15.597936][ T178] ? device_remove_file+0x20/0x20
[ 15.598165][ T178] device_del+0x324/0x8c0
[ 15.598356][ T178] ? __device_link_del+0x500/0x500
[ 15.598571][ T178] ? sysfs_file_ops+0x140/0x140
[ 15.598790][ T178] device_unregister+0x17/0xb0
[ 15.599012][ T178] del_device_store+0x2fb/0x580 [netdevsim]
[ 15.599293][ T178] ? sysfs_file_kobj+0xb3/0x1e0
[ 15.599506][ T178] ? nsim_bus_dev_numvfs_show+0x80/0x80 [netdevsim]
[ 15.599760][ T178] ? sysfs_file_kobj+0xbd/0x1e0
[ 15.599978][ T178] ? sysfs_kf_write+0x65/0x160
[ 15.600217][ T178] kernfs_fop_write_iter+0x335/0x510
[ 15.600435][ T178] ? kernfs_ops+0xf0/0xf0
[ 15.600609][ T178] new_sync_write+0x333/0x750
[ 15.600825][ T178] ? __lock_acquire+0x508/0xc10
[ 15.601047][ T178] ? new_sync_read+0x740/0x740
[ 15.601284][ T178] ? lock_acquire.part.0+0xbc/0x260
[ 15.601497][ T178] ? ksys_write+0x116/0x250
[ 15.601714][ T178] vfs_write+0x6a4/0xc10
[ 15.601891][ T178] ksys_write+0x116/0x250
[ 15.602078][ T178] ? __ia32_sys_read+0xc0/0xc0
[ 15.602314][ T178] ? rcu_is_watching+0x15/0xd0
[ 15.602525][ T178] ? rcu_is_watching+0x15/0xd0
[ 15.602741][ T178] do_syscall_64+0x117/0xfc0
[ 15.602956][ T178] ? trace_hardirqs_off+0xd/0x30
[ 15.603183][ T178] ? exc_page_fault+0xee/0x100
[ 15.603412][ T178] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 15.603662][ T178] RIP: 0033:0x7fbc1a77a08e
[ 15.603885][ T178] 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
[ 15.604534][ T178] RSP: 002b:00007fff796b2ce0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 15.604829][ T178] RAX: ffffffffffffffda RBX: 00007fbc1a8fc580 RCX: 00007fbc1a77a08e
[ 15.605131][ T178] RDX: 0000000000000005 RSI: 0000563811573350 RDI: 0000000000000001
[ 15.605442][ T178] RBP: 00007fff796b2cf0 R08: 0000000000000000 R09: 0000000000000000
[ 15.605732][ T178] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000005
[ 15.606033][ T178] R13: 0000000000000005 R14: 0000563811573350 R15: 0000000000000000
[ 15.606354][ T178]
[ 15.606523][ T178] irq event stamp: 25025
[ 15.606692][ T178] hardirqs last enabled at (25035): [] __up_console_sem+0x5a/0x70
[ 15.607030][ T178] hardirqs last disabled at (25044): [] __up_console_sem+0x3f/0x70
[ 15.607375][ T178] softirqs last enabled at (24200): [] handle_softirqs+0x611/0x940
[ 15.607706][ T178] softirqs last disabled at (24193): [] __irq_exit_rcu+0x103/0x1c0
[ 15.608039][ T178] ---[ end trace 0000000000000000 ]---
[ 15.613098][ T178] ------------[ cut here ]------------
[ 15.613363][ T178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: bash/178
[ 15.613715][ T178] Modules linked in: veth netdevsim
[ 15.613973][ T178] CPU: 2 UID: 0 PID: 178 Comm: bash Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 15.614440][ T178] Tainted: [W]=WARN
[ 15.614667][ T178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 15.614981][ T178] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 15.615318][ T178] 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 c8 c5 f0 ff b9 a6 ff ff
[ 15.615988][ T178] RSP: 0018:ffa0000000667728 EFLAGS: 00010286
[ 15.616314][ T178] RAX: 00000000ffffffa6 RBX: ff1100000575e040 RCX: 1ff40000000cceab
[ 15.616662][ T178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000575e0f0
[ 15.617025][ T178] RBP: ff1100000ca92000 R08: 1fe2200000aebc1f R09: ff1100000c728c48
[ 15.617382][ T178] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 15.617724][ T178] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 15.618071][ T178] FS: 00007fbc1a707740(0000) GS:ff110000930bb000(0000) knlGS:0000000000000000
[ 15.618475][ T178] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 15.618778][ T178] CR2: 0000563811574358 CR3: 000000000c4c7002 CR4: 0000000000771ef0
[ 15.619129][ T178] PKRU: 55555554
[ 15.619376][ T178] Call Trace:
[ 15.619600][ T178]
[ 15.619791][ T178] unregister_netdevice_many_notify+0xce3/0x1b30
[ 15.620117][ T178] ? unregister_netdevice_queued+0x80/0x80
[ 15.620438][ T178] ? __rtnl_unlock+0x5b/0x100
[ 15.620705][ T178] ? netdev_run_todo+0x29a/0xf20
[ 15.620978][ T178] ? ww_mutex_lock+0x160/0x160
[ 15.621260][ T178] ? mutex_is_locked+0x1c/0x50
[ 15.621527][ T178] unregister_netdevice_queue+0x290/0x470
[ 15.621791][ T178] ? rcu_is_watching+0x15/0xd0
[ 15.622064][ T178] ? unregister_netdevice_many+0x20/0x20
[ 15.622357][ T178] nsim_destroy+0x1a9/0x7a0 [netdevsim]
[ 15.622627][ T178] ? rcu_is_watching+0x15/0xd0
[ 15.622890][ T178] __nsim_dev_port_del+0x183/0x300 [netdevsim]
[ 15.623224][ T178] nsim_dev_reload_destroy+0xe3/0x4c0 [netdevsim]
[ 15.623527][ T178] nsim_drv_remove+0x5a/0x1f0 [netdevsim]
[ 15.623791][ T178] device_release_driver_internal+0x3b6/0x570
[ 15.624104][ T178] bus_remove_device+0x2ba/0x550
[ 15.624395][ T178] ? bus_probe_device+0x160/0x160
[ 15.624659][ T178] ? device_remove_file+0x20/0x20
[ 15.624924][ T178] device_del+0x324/0x8c0
[ 15.625166][ T178] ? __device_link_del+0x500/0x500
[ 15.625445][ T178] ? sysfs_file_ops+0x140/0x140
[ 15.625710][ T178] device_unregister+0x17/0xb0
[ 15.625984][ T178] del_device_store+0x2fb/0x580 [netdevsim]
[ 15.626313][ T178] ? sysfs_file_kobj+0xb3/0x1e0
[ 15.626580][ T178] ? nsim_bus_dev_numvfs_show+0x80/0x80 [netdevsim]
[ 15.626880][ T178] ? sysfs_file_kobj+0xbd/0x1e0
[ 15.627154][ T178] ? sysfs_kf_write+0x65/0x160
[ 15.627433][ T178] kernfs_fop_write_iter+0x335/0x510
[ 15.627703][ T178] ? kernfs_ops+0xf0/0xf0
[ 15.627928][ T178] new_sync_write+0x333/0x750
[ 15.628221][ T178] ? __lock_acquire+0x508/0xc10
[ 15.628490][ T178] ? new_sync_read+0x740/0x740
[ 15.628754][ T178] ? lock_acquire.part.0+0xbc/0x260
[ 15.628981][ T178] ? ksys_write+0x116/0x250
[ 15.629191][ T178] vfs_write+0x6a4/0xc10
[ 15.629428][ T178] ksys_write+0x116/0x250
[ 15.629607][ T178] ? __ia32_sys_read+0xc0/0xc0
[ 15.629813][ T178] ? rcu_is_watching+0x15/0xd0
[ 15.630023][ T178] ? rcu_is_watching+0x15/0xd0
[ 15.630251][ T178] do_syscall_64+0x117/0xfc0
[ 15.630453][ T178] ? trace_hardirqs_off+0xd/0x30
[ 15.630656][ T178] ? exc_page_fault+0xee/0x100
[ 15.630858][ T178] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 15.631107][ T178] RIP: 0033:0x7fbc1a77a08e
[ 15.631333][ T178] 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
[ 15.631917][ T178] RSP: 002b:00007fff796b2ce0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 15.632220][ T178] RAX: ffffffffffffffda RBX: 00007fbc1a8fc580 RCX: 00007fbc1a77a08e
[ 15.632492][ T178] RDX: 0000000000000005 RSI: 0000563811573350 RDI: 0000000000000001
[ 15.632766][ T178] RBP: 00007fff796b2cf0 R08: 0000000000000000 R09: 0000000000000000
[ 15.633050][ T178] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000005
[ 15.633345][ T178] R13: 0000000000000005 R14: 0000563811573350 R15: 0000000000000000
[ 15.633629][ T178]
[ 15.633791][ T178] irq event stamp: 35247
[ 15.633954][ T178] hardirqs last enabled at (35257): [] __up_console_sem+0x5a/0x70
[ 15.634293][ T178] hardirqs last disabled at (35268): [] __up_console_sem+0x3f/0x70
[ 15.634670][ T178] softirqs last enabled at (35038): [] handle_softirqs+0x611/0x940
[ 15.634991][ T178] softirqs last disabled at (35013): [] __irq_exit_rcu+0x103/0x1c0
[ 15.635323][ T178] ---[ end trace 0000000000000000 ]---
[ 15.707039][ T12] ------------[ cut here ]------------
[ 15.707965][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:0/12
[ 15.708308][ T12] Modules linked in: veth netdevsim
[ 15.708471][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 15.708762][ T12] Tainted: [W]=WARN
[ 15.708858][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 15.709029][ T12] Workqueue: netns cleanup_net
[ 15.709171][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 15.709440][ 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 c8 c5 f0 ff b9 a6 ff ff
[ 15.709898][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[ 15.710072][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c5344c0 RCX: 1ff4000000018eaf
[ 15.710360][ T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c534570
[ 15.710546][ T12] RBP: ff11000005261000 R08: 1fe22000018a68af R09: ff11000001b051d0
[ 15.710734][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[ 15.710922][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2e9000
[ 15.711126][ T12] FS: 0000000000000000(0000) GS:ff11000092fbb000(0000) knlGS:0000000000000000
[ 15.711437][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 15.711597][ T12] CR2: 00007fdb6d34cf98 CR3: 0000000005f01002 CR4: 0000000000771ef0
[ 15.711789][ T12] PKRU: 55555554
[ 15.711884][ T12] Call Trace:
[ 15.711986][ T12]
[ 15.712054][ T12] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 15.712187][ T12] rtmsg_ifinfo+0x5c/0xb0
[ 15.712383][ T12] netif_close_many+0x2ac/0x640
[ 15.712510][ T12] ? lock_acquire+0x134/0x160
[ 15.712637][ T12] ? rcu_is_watching+0x15/0xd0
[ 15.712847][ T12] ? rcu_is_watching+0x15/0xd0
[ 15.712976][ T12] ? __dev_close_many+0x670/0x670
[ 15.713106][ T12] ? netif_close_many_and_unlock+0x22/0x2c0
[ 15.713416][ T12] ? __rtnl_unlock+0x5b/0x100
[ 15.713545][ T12] unregister_netdevice_many_notify+0x71a/0x1b30
[ 15.713702][ T12] ? mutex_is_locked+0x1c/0x50
[ 15.713841][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 15.714056][ T12] ? mutex_is_locked+0x1c/0x50
[ 15.714184][ T12] ? rtnl_is_locked+0x15/0x20
[ 15.714407][ T12] default_device_exit_batch+0x38b/0x600
[ 15.714534][ T12] ? generic_xdp_install+0x400/0x400
[ 15.714660][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 15.714786][ T12] ? unregister_netdev+0x60/0x60
[ 15.714912][ T12] ? rtnl_is_locked+0x15/0x20
[ 15.715044][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 15.715175][ T12] ops_undo_list+0x2ce/0x8f0
[ 15.715382][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 15.715507][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 15.715637][ T12] cleanup_net+0x431/0x890
[ 15.715764][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 15.716040][ T12] ? process_one_work+0xdb7/0x1410
[ 15.716173][ T12] ? lock_acquire+0x134/0x160
[ 15.716369][ T12] ? rcu_is_watching+0x15/0xd0
[ 15.716577][ T12] process_one_work+0xdf8/0x1410
[ 15.716705][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 15.716829][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 15.717050][ T12] worker_thread+0x4f1/0xd60
[ 15.717183][ T12] ? rescuer_thread+0x1320/0x1320
[ 15.717405][ T12] kthread+0x367/0x460
[ 15.717500][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 15.717655][ T12] ? kthread_affine_node+0x330/0x330
[ 15.717787][ T12] ret_from_fork+0x474/0x6b0
[ 15.717916][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 15.718117][ T12] ? __switch_to+0x5a3/0xe00
[ 15.718328][ T12] ? kthread_affine_node+0x330/0x330
[ 15.718455][ T12] ret_from_fork_asm+0x11/0x20
[ 15.718588][ T12]
[ 15.718682][ T12] irq event stamp: 8345
[ 15.718777][ T12] hardirqs last enabled at (8353): [] __up_console_sem+0x5a/0x70
[ 15.719001][ T12] hardirqs last disabled at (8360): [] __up_console_sem+0x3f/0x70
[ 15.719307][ T12] softirqs last enabled at (8508): [] handle_softirqs+0x611/0x940
[ 15.719526][ T12] softirqs last disabled at (8369): [] __irq_exit_rcu+0x103/0x1c0
[ 15.719747][ T12] ---[ end trace 0000000000000000 ]---
[ 15.731292][ T12] ------------[ cut here ]------------
[ 15.731441][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:0/12
[ 15.731687][ T12] Modules linked in: veth netdevsim
[ 15.731818][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 15.732107][ T12] Tainted: [W]=WARN
[ 15.732247][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 15.732405][ T12] Workqueue: netns cleanup_net
[ 15.732538][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 15.732700][ 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 c8 c5 f0 ff b9 a6 ff ff
[ 15.733221][ T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[ 15.733379][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c535840 RCX: 1ff4000000018eaf
[ 15.733567][ T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5358f0
[ 15.733764][ T12] RBP: ff1100000a2e9000 R08: 1fe22000018a6b1f R09: ff11000001b051d0
[ 15.733953][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[ 15.734155][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e8
[ 15.734356][ T12] FS: 0000000000000000(0000) GS:ff11000092fbb000(0000) knlGS:0000000000000000
[ 15.734576][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 15.734740][ T12] CR2: 00007fdb6d34cf98 CR3: 0000000005f01002 CR4: 0000000000771ef0
[ 15.734954][ T12] PKRU: 55555554
[ 15.735060][ T12] Call Trace:
[ 15.735157][ T12]
[ 15.735229][ T12] ? ip6_route_dev_notify+0x3d/0x380
[ 15.735358][ T12] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 15.735488][ T12] ? notifier_call_chain+0xb0/0x320
[ 15.735617][ T12] rtmsg_ifinfo+0x5c/0xb0
[ 15.735713][ T12] netif_close_many+0x2ac/0x640
[ 15.735843][ T12] ? lock_acquire+0x134/0x160
[ 15.735975][ T12] ? rcu_is_watching+0x15/0xd0
[ 15.736106][ T12] ? rcu_is_watching+0x15/0xd0
[ 15.736242][ T12] ? __dev_close_many+0x670/0x670
[ 15.736369][ T12] ? netif_close_many_and_unlock+0x22/0x2c0
[ 15.736523][ T12] ? __rtnl_unlock+0x5b/0x100
[ 15.736652][ T12] unregister_netdevice_many_notify+0x71a/0x1b30
[ 15.736807][ T12] ? mutex_is_locked+0x1c/0x50
[ 15.736931][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 15.737089][ T12] ? mutex_is_locked+0x1c/0x50
[ 15.737221][ T12] ? rtnl_is_locked+0x15/0x20
[ 15.737353][ T12] default_device_exit_batch+0x38b/0x600
[ 15.737486][ T12] ? generic_xdp_install+0x400/0x400
[ 15.737613][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 15.737738][ T12] ? unregister_netdev+0x60/0x60
[ 15.737863][ T12] ? rtnl_is_locked+0x15/0x20
[ 15.737992][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 15.738120][ T12] ops_undo_list+0x2ce/0x8f0
[ 15.738257][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 15.738385][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 15.738516][ T12] cleanup_net+0x431/0x890
[ 15.738643][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 15.738767][ T12] ? process_one_work+0xdb7/0x1410
[ 15.738894][ T12] ? lock_acquire+0x134/0x160
[ 15.739025][ T12] ? rcu_is_watching+0x15/0xd0
[ 15.739152][ T12] process_one_work+0xdf8/0x1410
[ 15.739291][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 15.739415][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 15.739549][ T12] worker_thread+0x4f1/0xd60
[ 15.739678][ T12] ? rescuer_thread+0x1320/0x1320
[ 15.739803][ T12] kthread+0x367/0x460
[ 15.739896][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 15.740065][ T12] ? kthread_affine_node+0x330/0x330
[ 15.740190][ T12] ret_from_fork+0x474/0x6b0
[ 15.740328][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 15.740486][ T12] ? __switch_to+0x5a3/0xe00
[ 15.740610][ T12] ? kthread_affine_node+0x330/0x330
[ 15.740735][ T12] ret_from_fork_asm+0x11/0x20
[ 15.740865][ T12]
[ 15.740958][ T12] irq event stamp: 18763
[ 15.741057][ T12] hardirqs last enabled at (18771): [] __up_console_sem+0x5a/0x70
[ 15.741285][ T12] hardirqs last disabled at (18780): [] __up_console_sem+0x3f/0x70
[ 15.741502][ T12] softirqs last enabled at (18654): [] handle_softirqs+0x611/0x940
[ 15.741716][ T12] softirqs last disabled at (18643): [] __irq_exit_rcu+0x103/0x1c0
[ 15.741940][ T12] ---[ end trace 0000000000000000 ]---
[ 15.743402][ T12] ------------[ cut here ]------------
[ 15.743526][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:0/12
[ 15.743766][ T12] Modules linked in: veth netdevsim
[ 15.743933][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 15.744225][ T12] Tainted: [W]=WARN
[ 15.744343][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 15.744498][ T12] Workqueue: netns cleanup_net
[ 15.744628][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 15.744788][ 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 c8 c5 f0 ff b9 a6 ff ff
[ 15.745239][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[ 15.745391][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b0faac0 RCX: 1ff4000000018ed5
[ 15.745570][ T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b0fab70
[ 15.745749][ T12] RBP: ff11000005261000 R08: 1fe220000161f56f R09: ff11000001b051d0
[ 15.745930][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 15.746114][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 15.746323][ T12] FS: 0000000000000000(0000) GS:ff11000092fbb000(0000) knlGS:0000000000000000
[ 15.746538][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 15.746694][ T12] CR2: 00007fdb6d34cf98 CR3: 0000000005f01002 CR4: 0000000000771ef0
[ 15.746878][ T12] PKRU: 55555554
[ 15.746974][ T12] Call Trace:
[ 15.747069][ T12]
[ 15.747133][ T12] unregister_netdevice_many_notify+0xce3/0x1b30
[ 15.747299][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 15.747448][ T12] ? mutex_is_locked+0x1c/0x50
[ 15.747570][ T12] ? rtnl_is_locked+0x15/0x20
[ 15.747694][ T12] default_device_exit_batch+0x38b/0x600
[ 15.747818][ T12] ? generic_xdp_install+0x400/0x400
[ 15.747938][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 15.748065][ T12] ? unregister_netdev+0x60/0x60
[ 15.748187][ T12] ? rtnl_is_locked+0x15/0x20
[ 15.748315][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 15.748438][ T12] ops_undo_list+0x2ce/0x8f0
[ 15.748561][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 15.748683][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 15.748808][ T12] cleanup_net+0x431/0x890
[ 15.748943][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 15.749074][ T12] ? process_one_work+0xdb7/0x1410
[ 15.749206][ T12] ? lock_acquire+0x134/0x160
[ 15.749328][ T12] ? rcu_is_watching+0x15/0xd0
[ 15.749454][ T12] process_one_work+0xdf8/0x1410
[ 15.749580][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 15.749703][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 15.749830][ T12] worker_thread+0x4f1/0xd60
[ 15.749956][ T12] ? rescuer_thread+0x1320/0x1320
[ 15.750085][ T12] kthread+0x367/0x460
[ 15.750180][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 15.750341][ T12] ? kthread_affine_node+0x330/0x330
[ 15.750466][ T12] ret_from_fork+0x474/0x6b0
[ 15.750590][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 15.750744][ T12] ? __switch_to+0x5a3/0xe00
[ 15.750866][ T12] ? kthread_affine_node+0x330/0x330
[ 15.750992][ T12] ret_from_fork_asm+0x11/0x20
[ 15.751120][ T12]
[ 15.751734][ T12] irq event stamp: 23823
[ 15.751833][ T12] hardirqs last enabled at (23831): [] __up_console_sem+0x5a/0x70
[ 15.752051][ T12] hardirqs last disabled at (23838): [] __up_console_sem+0x3f/0x70
[ 15.752314][ T12] softirqs last enabled at (23940): [] handle_softirqs+0x611/0x940
[ 15.752524][ T12] softirqs last disabled at (23847): [] __irq_exit_rcu+0x103/0x1c0
[ 15.752739][ T12] ---[ end trace 0000000000000000 ]---
[ 15.754515][ T12] ------------[ cut here ]------------
[ 15.754638][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:0/12
[ 15.754881][ T12] Modules linked in: veth netdevsim
[ 15.755064][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 15.755351][ T12] Tainted: [W]=WARN
[ 15.755445][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 15.755600][ T12] Workqueue: netns cleanup_net
[ 15.755729][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 15.755890][ 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 c8 c5 f0 ff b9 a6 ff ff
[ 15.756363][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[ 15.756517][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b0fa7c0 RCX: 1ff4000000018ed5
[ 15.756702][ T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b0fa870
[ 15.756885][ T12] RBP: ff1100000a2e9000 R08: 1fe220000161f50f R09: ff11000001b051d0
[ 15.757074][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 15.757285][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 15.757480][ T12] FS: 0000000000000000(0000) GS:ff11000092fbb000(0000) knlGS:0000000000000000
[ 15.757696][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 15.757849][ T12] CR2: 00007fdb6d34cf98 CR3: 0000000005f01002 CR4: 0000000000771ef0
[ 15.758037][ T12] PKRU: 55555554
[ 15.758130][ T12] Call Trace:
[ 15.758230][ T12]
[ 15.758297][ T12] unregister_netdevice_many_notify+0xce3/0x1b30
[ 15.758455][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 15.758609][ T12] ? mutex_is_locked+0x1c/0x50
[ 15.758738][ T12] ? rtnl_is_locked+0x15/0x20
[ 15.758864][ T12] default_device_exit_batch+0x38b/0x600
[ 15.758992][ T12] ? generic_xdp_install+0x400/0x400
[ 15.759116][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 15.759369][ T12] ? unregister_netdev+0x60/0x60
[ 15.759567][ T12] ? rtnl_is_locked+0x15/0x20
[ 15.759696][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 15.759819][ T12] ops_undo_list+0x2ce/0x8f0
[ 15.759942][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 15.760074][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 15.760281][ T12] cleanup_net+0x431/0x890
[ 15.760405][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 15.760526][ T12] ? process_one_work+0xdb7/0x1410
[ 15.760653][ T12] ? lock_acquire+0x134/0x160
[ 15.760774][ T12] ? rcu_is_watching+0x15/0xd0
[ 15.760898][ T12] process_one_work+0xdf8/0x1410
[ 15.761054][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 15.761179][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 15.761381][ T12] worker_thread+0x4f1/0xd60
[ 15.761509][ T12] ? rescuer_thread+0x1320/0x1320
[ 15.761631][ T12] kthread+0x367/0x460
[ 15.761723][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 15.761874][ T12] ? kthread_affine_node+0x330/0x330
[ 15.762004][ T12] ret_from_fork+0x474/0x6b0
[ 15.762128][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 15.762334][ T12] ? __switch_to+0x5a3/0xe00
[ 15.762480][ T12] ? kthread_affine_node+0x330/0x330
[ 15.762602][ T12] ret_from_fork_asm+0x11/0x20
[ 15.762734][ T12]
[ 15.762824][ T12] irq event stamp: 27235
[ 15.762914][ T12] hardirqs last enabled at (27243): [] __up_console_sem+0x5a/0x70
[ 15.763133][ T12] hardirqs last disabled at (27250): [] __up_console_sem+0x3f/0x70
[ 15.763395][ T12] softirqs last enabled at (27352): [] handle_softirqs+0x611/0x940
[ 15.763604][ T12] softirqs last disabled at (27259): [] __irq_exit_rcu+0x103/0x1c0
[ 15.763832][ T12] ---[ end trace 0000000000000000 ]---
[ 15.764967][ T12] ------------[ cut here ]------------
[ 15.765089][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:0/12
[ 15.765340][ T12] Modules linked in: veth netdevsim
[ 15.765464][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 15.765740][ T12] Tainted: [W]=WARN
[ 15.765832][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 15.765988][ T12] Workqueue: netns cleanup_net
[ 15.766121][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 15.766288][ 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 c8 c5 f0 ff b9 a6 ff ff
[ 15.766716][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[ 15.766868][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b0fb540 RCX: 1ff4000000018ed5
[ 15.767058][ T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b0fb5f0
[ 15.767295][ T12] RBP: ff11000008c64000 R08: 1fe220000161f6bf R09: ff11000001b051d0
[ 15.767520][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 15.767708][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 15.767892][ T12] FS: 0000000000000000(0000) GS:ff11000092fbb000(0000) knlGS:0000000000000000
[ 15.768113][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 15.768325][ T12] CR2: 00007fdb6d34cf98 CR3: 0000000005f01002 CR4: 0000000000771ef0
[ 15.768508][ T12] PKRU: 55555554
[ 15.768599][ T12] Call Trace:
[ 15.768695][ T12]
[ 15.768763][ T12] unregister_netdevice_many_notify+0xce3/0x1b30
[ 15.768920][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 15.769080][ T12] ? mutex_is_locked+0x1c/0x50
[ 15.769252][ T12] ? rtnl_is_locked+0x15/0x20
[ 15.769380][ T12] default_device_exit_batch+0x38b/0x600
[ 15.769501][ T12] ? generic_xdp_install+0x400/0x400
[ 15.769622][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 15.769744][ T12] ? unregister_netdev+0x60/0x60
[ 15.769867][ T12] ? rtnl_is_locked+0x15/0x20
[ 15.769995][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 15.770118][ T12] ops_undo_list+0x2ce/0x8f0
[ 15.770296][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 15.770416][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 15.770540][ T12] cleanup_net+0x431/0x890
[ 15.770663][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 15.770788][ T12] ? process_one_work+0xdb7/0x1410
[ 15.770913][ T12] ? lock_acquire+0x134/0x160
[ 15.771044][ T12] ? rcu_is_watching+0x15/0xd0
[ 15.771171][ T12] process_one_work+0xdf8/0x1410
[ 15.771347][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 15.771468][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 15.771595][ T12] worker_thread+0x4f1/0xd60
[ 15.771722][ T12] ? rescuer_thread+0x1320/0x1320
[ 15.771842][ T12] kthread+0x367/0x460
[ 15.771933][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 15.772087][ T12] ? kthread_affine_node+0x330/0x330
[ 15.772277][ T12] ret_from_fork+0x474/0x6b0
[ 15.772401][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 15.772553][ T12] ? __switch_to+0x5a3/0xe00
[ 15.772674][ T12] ? kthread_affine_node+0x330/0x330
[ 15.772797][ T12] ret_from_fork_asm+0x11/0x20
[ 15.772924][ T12]
[ 15.773021][ T12] irq event stamp: 30547
[ 15.773111][ T12] hardirqs last enabled at (30555): [] __up_console_sem+0x5a/0x70
[ 15.773370][ T12] hardirqs last disabled at (30656): [] __up_console_sem+0x3f/0x70
[ 15.773580][ T12] softirqs last enabled at (30654): [] handle_softirqs+0x611/0x940
[ 15.773817][ T12] softirqs last disabled at (30563): [] __irq_exit_rcu+0x103/0x1c0
[ 15.774030][ T12] ---[ end trace 0000000000000000 ]---