[ 15.302437][ T227] netdevsim netdevsim387 eni387np1: renamed from eth0
[ 16.260940][ T238] team0: Port device eni387np1 added
[ 16.665641][ T249] team0 (unregistering): Port device eni387np1 removed
[ 16.692398][ T249] ==================================================================
[ 16.692746][ T249] BUG: KASAN: slab-use-after-free in kobject_put+0xbb/0xd0
[ 16.693016][ T249] Read of size 1 at addr ffff8880095e169c by task ip/249
[ 16.693272][ T249]
[ 16.693360][ T249] CPU: 3 UID: 0 PID: 249 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 16.693365][ T249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 16.693368][ T249] Call Trace:
[ 16.693370][ T249]
[ 16.693372][ T249] dump_stack_lvl+0x82/0xc0
[ 16.693379][ T249] print_address_description.constprop.0+0x2c/0x3a0
[ 16.693387][ T249] ? kobject_put+0xbb/0xd0
[ 16.693391][ T249] print_report+0xb4/0x270
[ 16.693394][ T249] ? kobject_put+0xbb/0xd0
[ 16.693396][ T249] ? kasan_addr_to_slab+0x21/0x70
[ 16.693399][ T249] ? kobject_put+0xbb/0xd0
[ 16.693401][ T249] kasan_report+0xca/0x100
[ 16.693405][ T249] ? kobject_put+0xbb/0xd0
[ 16.693409][ T249] kobject_put+0xbb/0xd0
[ 16.693412][ T249] netdev_run_todo+0x5f0/0xc60
[ 16.693419][ T249] ? dev_ingress_queue_create+0x190/0x190
[ 16.693423][ T249] ? generic_xdp_install+0x410/0x410
[ 16.693426][ T249] ? unregister_netdevice_many+0x20/0x20
[ 16.693429][ T249] ? __lock_acquire+0x449/0x7e0
[ 16.693439][ T249] rtnl_dellink+0x350/0xa30
[ 16.693445][ T249] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 16.693464][ T249] ? find_held_lock+0x2b/0x80
[ 16.693468][ T249] ? __lock_acquire+0x449/0x7e0
[ 16.693474][ T249] ? find_held_lock+0x2b/0x80
[ 16.693477][ T249] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 16.693480][ T249] ? __lock_release+0x5d/0x170
[ 16.693484][ T249] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 16.693488][ T249] rtnetlink_rcv_msg+0x709/0xc00
[ 16.693491][ T249] ? rtnl_port_fill+0x850/0x850
[ 16.693494][ T249] ? __lock_acquire+0x449/0x7e0
[ 16.693501][ T249] netlink_rcv_skb+0x121/0x340
[ 16.693506][ T249] ? rtnl_port_fill+0x850/0x850
[ 16.693510][ T249] ? netlink_ack+0xdd0/0xdd0
[ 16.693516][ T249] ? netlink_deliver_tap+0x13e/0x340
[ 16.693522][ T249] ? netlink_deliver_tap+0xc3/0x340
[ 16.693527][ T249] netlink_unicast+0x4aa/0x780
[ 16.693531][ T249] ? netlink_attachskb+0x810/0x810
[ 16.693535][ T249] ? __lock_acquire+0x449/0x7e0
[ 16.693540][ T249] netlink_sendmsg+0x714/0xbd0
[ 16.693544][ T249] ? netlink_unicast+0x780/0x780
[ 16.693547][ T249] ? __import_iovec+0x230/0x3b0
[ 16.693554][ T249] ? netlink_unicast+0x780/0x780
[ 16.693557][ T249] ____sys_sendmsg+0x3dd/0x890
[ 16.693563][ T249] ? get_timestamp.constprop.0+0x380/0x380
[ 16.693566][ T249] ? __copy_msghdr+0x3c0/0x3c0
[ 16.693572][ T249] ___sys_sendmsg+0xed/0x170
[ 16.693575][ T249] ? kasan_record_aux_stack+0x8c/0xa0
[ 16.693578][ T249] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 16.693585][ T249] ? copy_msghdr_from_user+0x110/0x110
[ 16.693589][ T249] ? find_held_lock+0x2b/0x80
[ 16.693593][ T249] ? __lock_acquire+0x449/0x7e0
[ 16.693598][ T249] ? find_held_lock+0x2b/0x80
[ 16.693601][ T249] ? __virt_addr_valid+0x22a/0x450
[ 16.693608][ T249] ? __lock_release+0x5d/0x170
[ 16.693618][ T249] __sys_sendmsg+0x10b/0x1a0
[ 16.693621][ T249] ? __call_rcu_common.constprop.0+0x318/0x630
[ 16.693627][ T249] ? __sys_sendmsg_sock+0x20/0x20
[ 16.693638][ T249] ? rcu_is_watching+0x12/0xb0
[ 16.693644][ T249] do_syscall_64+0xc1/0xfd0
[ 16.693650][ T249] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 16.693655][ T249] RIP: 0033:0x7fc4188e31d7
[ 16.693660][ T249] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
[ 16.693663][ T249] RSP: 002b:00007ffcc33524a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 16.693667][ T249] RAX: ffffffffffffffda RBX: 00007ffcc3352bd0 RCX: 00007fc4188e31d7
[ 16.693669][ T249] RDX: 0000000000000000 RSI: 00007ffcc3352510 RDI: 0000000000000005
[ 16.693671][ T249] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078
[ 16.693673][ T249] R10: 00007fc4187dff60 R11: 0000000000000246 R12: 0000000000000001
[ 16.693674][ T249] R13: 00000000690df005 R14: 0000000000499600 R15: 0000000000000000
[ 16.693680][ T249]
[ 16.693682][ T249]
[ 16.707606][ T249] Allocated by task 235:
[ 16.707733][ T249] kasan_save_stack+0x24/0x40
[ 16.707906][ T249] kasan_save_track+0x14/0x30
[ 16.708227][ T249] __kasan_kmalloc+0x7b/0x90
[ 16.708425][ T249] __kvmalloc_node_noprof+0x2e5/0x8e0
[ 16.708628][ T249] alloc_netdev_mqs+0x7d/0x1310
[ 16.708806][ T249] rtnl_create_link+0xa9e/0xe20
[ 16.709090][ T249] rtnl_newlink_create+0x203/0x8f0
[ 16.709292][ T249] __rtnl_newlink+0x231/0xa30
[ 16.709483][ T249] rtnl_newlink+0x693/0xa60
[ 16.709663][ T249] rtnetlink_rcv_msg+0x709/0xc00
[ 16.709930][ T249] netlink_rcv_skb+0x121/0x340
[ 16.710115][ T249] netlink_unicast+0x4aa/0x780
[ 16.710309][ T249] netlink_sendmsg+0x714/0xbd0
[ 16.710491][ T249] ____sys_sendmsg+0x3dd/0x890
[ 16.710772][ T249] ___sys_sendmsg+0xed/0x170
[ 16.710940][ T249] __sys_sendmsg+0x10b/0x1a0
[ 16.711119][ T249] do_syscall_64+0xc1/0xfd0
[ 16.711320][ T249] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 16.711648][ T249]
[ 16.711738][ T249] Freed by task 249:
[ 16.711872][ T249] kasan_save_stack+0x24/0x40
[ 16.712043][ T249] kasan_save_track+0x14/0x30
[ 16.712220][ T249] __kasan_save_free_info+0x3b/0x60
[ 16.712517][ T249] __kasan_slab_free+0x3f/0x60
[ 16.712701][ T249] kfree+0x21d/0x540
[ 16.712831][ T249] device_release+0x9c/0x210
[ 16.713002][ T249] kobject_cleanup+0xfe/0x360
[ 16.713284][ T249] netdev_run_todo+0x81f/0xc60
[ 16.713482][ T249] rtnl_dellink+0x350/0xa30
[ 16.713661][ T249] rtnetlink_rcv_msg+0x709/0xc00
[ 16.713845][ T249] netlink_rcv_skb+0x121/0x340
[ 16.714128][ T249] netlink_unicast+0x4aa/0x780
[ 16.714296][ T249] netlink_sendmsg+0x714/0xbd0
[ 16.714498][ T249] ____sys_sendmsg+0x3dd/0x890
[ 16.714674][ T249] ___sys_sendmsg+0xed/0x170
[ 16.714941][ T249] __sys_sendmsg+0x10b/0x1a0
[ 16.715120][ T249] do_syscall_64+0xc1/0xfd0
[ 16.715296][ T249] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 16.715518][ T249]
[ 16.715707][ T249] The buggy address belongs to the object at ffff8880095e1000
[ 16.715707][ T249] which belongs to the cache kmalloc-4k of size 4096
[ 16.716121][ T249] The buggy address is located 1692 bytes inside of
[ 16.716121][ T249] freed 4096-byte region [ffff8880095e1000, ffff8880095e2000)
[ 16.716654][ T249]
[ 16.716740][ T249] The buggy address belongs to the physical page:
[ 16.716942][ T249] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x95e0
[ 16.717389][ T249] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 16.717684][ T249] flags: 0x80000000000040(head|node=0|zone=1)
[ 16.717926][ T249] page_type: f5(slab)
[ 16.718181][ T249] raw: 0080000000000040 ffff888001043700 ffffea000013ac10 ffffea0000313410
[ 16.718519][ T249] raw: 0000000000000000 0000000000020002 00000000f5000000 0000000000000000
[ 16.718851][ T249] head: 0080000000000040 ffff888001043700 ffffea000013ac10 ffffea0000313410
[ 16.719285][ T249] head: 0000000000000000 0000000000020002 00000000f5000000 0000000000000000
[ 16.719636][ T249] head: 0080000000000003 ffffea0000257801 00000000ffffffff 00000000ffffffff
[ 16.720055][ T249] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000
[ 16.720386][ T249] page dumped because: kasan: bad access detected
[ 16.720637][ T249]
[ 16.720824][ T249] Memory state around the buggy address:
[ 16.721005][ T249] ffff8880095e1580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 16.721287][ T249] ffff8880095e1600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 16.721657][ T249] >ffff8880095e1680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 16.721918][ T249] ^
[ 16.722100][ T249] ffff8880095e1700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 16.722463][ T249] ffff8880095e1780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 16.722739][ T249] ==================================================================
[ 16.723544][ T249] Disabling lock debugging due to kernel taint
[ 16.723794][ T249] ------------[ cut here ]------------
[ 16.723975][ T249] refcount_t: underflow; use-after-free.
[ 16.724218][ T249] WARNING: CPU: 3 PID: 249 at lib/refcount.c:28 refcount_warn_saturate+0x16f/0x1b0
[ 16.724538][ T249] Modules linked in: netdevsim
[ 16.724743][ T249] CPU: 3 UID: 0 PID: 249 Comm: ip Tainted: G B 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 16.725105][ T249] Tainted: [B]=BAD_PAGE
[ 16.725899][ T249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 16.726160][ T249] RIP: 0010:refcount_warn_saturate+0x16f/0x1b0
[ 16.726477][ T249] Code: a2 b5 02 80 fb 01 0f 87 db 6e d8 fe 83 e3 01 0f 85 51 ff ff ff c6 05 c2 a2 b5 02 01 90 48 c7 c7 60 a8 05 af e8 72 c3 17 ff 90 <0f> 0b 90 90 e9 33 ff ff ff 48 89 df e8 20 69 a0 ff e9 ba fe ff ff
[ 16.727153][ T249] RSP: 0018:ffffc900007671f0 EFLAGS: 00010286
[ 16.727464][ T249] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 16.727746][ T249] RDX: 0000000000000002 RSI: 0000000000000004 RDI: 0000000000000001
[ 16.728024][ T249] RBP: 0000000000000003 R08: 0000000000000000 R09: fffffbfff5f3e134
[ 16.728389][ T249] R10: 0000000000000003 R11: ffffc90000766d80 R12: 0000000000000001
[ 16.728665][ T249] R13: dffffc0000000000 R14: dead000000000122 R15: dead000000000100
[ 16.728951][ T249] FS: 00007fc418715800(0000) GS:ffff888085501000(0000) knlGS:0000000000000000
[ 16.729344][ T249] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 16.729568][ T249] CR2: 00000000004e73b0 CR3: 00000000094d6003 CR4: 0000000000772ef0
[ 16.729834][ T249] PKRU: 55555554
[ 16.729987][ T249] Call Trace:
[ 16.730136][ T249]
[ 16.730310][ T249] netdev_run_todo+0x5f0/0xc60
[ 16.730505][ T249] ? dev_ingress_queue_create+0x190/0x190
[ 16.730693][ T249] ? generic_xdp_install+0x410/0x410
[ 16.730869][ T249] ? unregister_netdevice_many+0x20/0x20
[ 16.731061][ T249] ? __lock_acquire+0x449/0x7e0
[ 16.731317][ T249] rtnl_dellink+0x350/0xa30
[ 16.731506][ T249] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 16.731755][ T249] ? find_held_lock+0x2b/0x80
[ 16.731934][ T249] ? __lock_acquire+0x449/0x7e0
[ 16.732141][ T249] ? find_held_lock+0x2b/0x80
[ 16.732330][ T249] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 16.732516][ T249] ? __lock_release+0x5d/0x170
[ 16.732701][ T249] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 16.732921][ T249] rtnetlink_rcv_msg+0x709/0xc00
[ 16.733142][ T249] ? rtnl_port_fill+0x850/0x850
[ 16.733336][ T249] ? __lock_acquire+0x449/0x7e0
[ 16.733524][ T249] netlink_rcv_skb+0x121/0x340
[ 16.733708][ T249] ? rtnl_port_fill+0x850/0x850
[ 16.733899][ T249] ? netlink_ack+0xdd0/0xdd0
[ 16.734099][ T249] ? netlink_deliver_tap+0x13e/0x340
[ 16.734300][ T249] ? netlink_deliver_tap+0xc3/0x340
[ 16.734483][ T249] netlink_unicast+0x4aa/0x780
[ 16.734676][ T249] ? netlink_attachskb+0x810/0x810
[ 16.734850][ T249] ? __lock_acquire+0x449/0x7e0
[ 16.735027][ T249] netlink_sendmsg+0x714/0xbd0
[ 16.735235][ T249] ? netlink_unicast+0x780/0x780
[ 16.735426][ T249] ? __import_iovec+0x230/0x3b0
[ 16.735612][ T249] ? netlink_unicast+0x780/0x780
[ 16.735787][ T249] ____sys_sendmsg+0x3dd/0x890
[ 16.735964][ T249] ? get_timestamp.constprop.0+0x380/0x380
[ 16.736216][ T249] ? __copy_msghdr+0x3c0/0x3c0
[ 16.736401][ T249] ___sys_sendmsg+0xed/0x170
[ 16.736583][ T249] ? kasan_record_aux_stack+0x8c/0xa0
[ 16.736764][ T249] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 16.736983][ T249] ? copy_msghdr_from_user+0x110/0x110
[ 16.737179][ T249] ? find_held_lock+0x2b/0x80
[ 16.737366][ T249] ? __lock_acquire+0x449/0x7e0
[ 16.737552][ T249] ? find_held_lock+0x2b/0x80
[ 16.737733][ T249] ? __virt_addr_valid+0x22a/0x450
[ 16.737911][ T249] ? __lock_release+0x5d/0x170
[ 16.738098][ T249] __sys_sendmsg+0x10b/0x1a0
[ 16.738298][ T249] ? __call_rcu_common.constprop.0+0x318/0x630
[ 16.738524][ T249] ? __sys_sendmsg_sock+0x20/0x20
[ 16.738715][ T249] ? rcu_is_watching+0x12/0xb0
[ 16.738992][ T249] do_syscall_64+0xc1/0xfd0
[ 16.739188][ T249] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 16.739445][ T249] RIP: 0033:0x7fc4188e31d7
[ 16.739735][ T249] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
[ 16.740399][ T249] RSP: 002b:00007ffcc33524a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 16.740780][ T249] RAX: ffffffffffffffda RBX: 00007ffcc3352bd0 RCX: 00007fc4188e31d7
[ 16.741053][ T249] RDX: 0000000000000000 RSI: 00007ffcc3352510 RDI: 0000000000000005
[ 16.741443][ T249] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078
[ 16.741719][ T249] R10: 00007fc4187dff60 R11: 0000000000000246 R12: 0000000000000001
[ 16.741987][ T249] R13: 00000000690df005 R14: 0000000000499600 R15: 0000000000000000
[ 16.742375][ T249]
[ 16.742513][ T249] irq event stamp: 49451
[ 16.742653][ T249] hardirqs last enabled at (49451): [] irqentry_exit+0x3b/0x80
[ 16.742958][ T249] hardirqs last disabled at (49450): [] handle_softirqs+0x47f/0x610
[ 16.743397][ T249] softirqs last enabled at (48558): [] handle_softirqs+0x352/0x610
[ 16.743712][ T249] softirqs last disabled at (48551): [] irq_exit_rcu+0xab/0x100
[ 16.744127][ T249] ---[ end trace 0000000000000000 ]---
[ 16.763717][ T249] ip (249) used greatest stack depth: 24032 bytes left
[ 17.091538][ T255] team0: entered promiscuous mode
[ 17.227656][ T256] dummyteam: entered promiscuous mode
[ 17.229119][ T256] team0: Port device dummyteam added
[ 17.372082][ T258] dummyteam: left promiscuous mode
[ 17.374368][ T258] team0 (unregistering): Port device dummyteam removed
[ 17.831752][ T265] team0: Port device dummyteam added
[ 17.999760][ T267] team0: entered promiscuous mode
[ 17.999965][ T267] dummyteam: entered promiscuous mode
[ 18.313137][ T272] dummyteam: left promiscuous mode
[ 18.318079][ T272] team0 (unregistering): Port device dummyteam removed
[ 18.944826][ T223] ------------[ cut here ]------------
[ 18.945222][ T223] kernel BUG at net/core/net-sysfs.c:2246!
[ 18.945640][ T223] Oops: invalid opcode: 0000 [#1] SMP KASAN
[ 18.946071][ T223] CPU: 3 UID: 0 PID: 223 Comm: propagation.sh Tainted: G B W 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 18.946902][ T223] Tainted: [B]=BAD_PAGE, [W]=WARN
[ 18.947227][ T223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 18.947657][ T223] RIP: 0010:netdev_release+0x6f/0x80
[ 18.948019][ T223] Code: 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 20 48 8b bb d0 fa ff ff e8 9c be cd fe 48 89 ef 5b 5d e9 62 cb cd fe 90 <0f> 0b e8 0a a2 d4 fe eb bc e8 63 a2 d4 fe eb d9 90 f3 0f 1e fa 0f
[ 18.949254][ T223] RSP: 0018:ffffc90000a878a8 EFLAGS: 00010297
[ 18.949690][ T223] RAX: 0000000000000000 RBX: ffff888004e02660 RCX: ffffffffaec4cb51
[ 18.950199][ T223] RDX: 1ffff110009c04c8 RSI: ffffffffaf05f0c0 RDI: ffff888004e02640
[ 18.950690][ T223] RBP: ffff888004e02000 R08: 0000000000000001 R09: ffffed10009c04d3
[ 18.951196][ T223] R10: ffff888004e0269b R11: ffffffffac4000b0 R12: ffff88800a836800
[ 18.951705][ T223] R13: 0000000000000000 R14: dead000000000122 R15: dead000000000100
[ 18.952207][ T223] FS: 00007f1713d3a000(0000) GS:ffff888085501000(0000) knlGS:0000000000000000
[ 18.952810][ T223] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 18.953230][ T223] CR2: 00007f4daffa15f0 CR3: 000000000c073001 CR4: 0000000000772ef0
[ 18.953736][ T223] PKRU: 55555554
[ 18.954001][ T223] Call Trace:
[ 18.954270][ T223]
[ 18.954447][ T223] device_release+0x9c/0x210
[ 18.954783][ T223] kobject_cleanup+0xfe/0x360
[ 18.955088][ T223] netdev_run_todo+0x5f0/0xc60
[ 18.955402][ T223] ? generic_xdp_install+0x410/0x410
[ 18.955719][ T223] ? kfree+0x21d/0x540
[ 18.955970][ T223] nsim_destroy+0x1da/0x700 [netdevsim]
[ 18.956333][ T223] __nsim_dev_port_del+0x17e/0x250 [netdevsim]
[ 18.956766][ T223] nsim_dev_reload_destroy+0xdc/0x460 [netdevsim]
[ 18.957192][ T223] nsim_drv_remove+0x51/0x1d0 [netdevsim]
[ 18.957526][ T223] device_release_driver_internal+0x3bb/0x580
[ 18.957945][ T223] ? klist_put+0xb1/0x170
[ 18.958206][ T223] bus_remove_device+0x1ee/0x3f0
[ 18.958544][ T223] device_del+0x33b/0x8c0
[ 18.958801][ T223] ? __device_link_del+0x3c0/0x3c0
[ 18.959129][ T223] ? kernfs_fop_write_iter+0x207/0x490
[ 18.959474][ T223] device_unregister+0x17/0xa0
[ 18.959801][ T223] del_device_store+0x2f2/0x4f0 [netdevsim]
[ 18.960228][ T223] ? sysfs_file_kobj+0xb5/0x1f0
[ 18.960558][ T223] ? rcu_is_watching+0x12/0xb0
[ 18.960900][ T223] ? nsim_bus_dev_numvfs_show+0x60/0x60 [netdevsim]
[ 18.961337][ T223] ? sysfs_file_kobj+0xbf/0x1f0
[ 18.961676][ T223] ? sysfs_file_ops+0x120/0x120
[ 18.962013][ T223] kernfs_fop_write_iter+0x2f2/0x490
[ 18.962354][ T223] vfs_write+0xaae/0x12c0
[ 18.962614][ T223] ? kernel_write+0x6b0/0x6b0
[ 18.962956][ T223] ? lock_vma_under_rcu+0x138/0x3d0
[ 18.963299][ T223] ? __handle_mm_fault+0x5d0/0x5d0
[ 18.963637][ T223] ksys_write+0xf7/0x1d0
[ 18.963906][ T223] ? __ia32_sys_read+0xb0/0xb0
[ 18.964234][ T223] ? do_user_addr_fault+0x955/0xe00
[ 18.964575][ T223] do_syscall_64+0xc1/0xfd0
[ 18.964909][ T223] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 18.965326][ T223] RIP: 0033:0x7f1713e3a257
[ 18.965655][ T223] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
[ 18.966805][ T223] RSP: 002b:00007ffd2ca7c1c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 18.967319][ T223] RAX: ffffffffffffffda RBX: 00007f1713f36780 RCX: 00007f1713e3a257
[ 18.967826][ T223] RDX: 0000000000000004 RSI: 0000558fa68bad60 RDI: 0000000000000001
[ 18.968332][ T223] RBP: 0000000000000004 R08: 0000000000000000 R09: 00007f1713eecd20
[ 18.968842][ T223] R10: 00007f1713eecc20 R11: 0000000000000246 R12: 0000000000000004
[ 18.969346][ T223] R13: 0000558fa68bad60 R14: 0000000000000004 R15: 00007f1713f319c0
[ 18.969865][ T223]
[ 18.970118][ T223] Modules linked in: netdevsim
[ 18.970491][ T223] ---[ end trace 0000000000000000 ]---
[ 18.970826][ T223] RIP: 0010:netdev_release+0x6f/0x80
[ 18.971194][ T223] Code: 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 20 48 8b bb d0 fa ff ff e8 9c be cd fe 48 89 ef 5b 5d e9 62 cb cd fe 90 <0f> 0b e8 0a a2 d4 fe eb bc e8 63 a2 d4 fe eb d9 90 f3 0f 1e fa 0f
[ 18.972393][ T223] RSP: 0018:ffffc90000a878a8 EFLAGS: 00010297
[ 18.972814][ T223] RAX: 0000000000000000 RBX: ffff888004e02660 RCX: ffffffffaec4cb51
[ 18.973343][ T223] RDX: 1ffff110009c04c8 RSI: ffffffffaf05f0c0 RDI: ffff888004e02640
[ 18.973870][ T223] RBP: ffff888004e02000 R08: 0000000000000001 R09: ffffed10009c04d3
[ 18.974384][ T223] R10: ffff888004e0269b R11: ffffffffac4000b0 R12: ffff88800a836800
[ 18.974890][ T223] R13: 0000000000000000 R14: dead000000000122 R15: dead000000000100
[ 18.975414][ T223] FS: 00007f1713d3a000(0000) GS:ffff888085501000(0000) knlGS:0000000000000000
[ 18.975988][ T223] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 18.976417][ T223] CR2: 00007f4daffa15f0 CR3: 000000000c073001 CR4: 0000000000772ef0
[ 18.976926][ T223] PKRU: 55555554
[ 18.977192][ T223] Kernel panic - not syncing: Fatal exception
[ 18.977735][ T223] Kernel Offset: 0x2b400000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 18.978526][ T223] ---[ end Kernel panic - not syncing: Fatal exception ]---
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