[ 13.160902][ T236] netdevsim netdevsim177 eni177np1: renamed from eth0
[ 14.093709][ T12] netdevsim netdevsim177 eni177np1: set [0, 0] type 1 family 0 port 4789 - 0
[ 14.821210][ T251] netdevsim netdevsim177 eni177np1: unset [0, 0] type 1 family 0 port 4789 - 0
[ 15.067111][ T251] netdevsim netdevsim177 eni177np1: set [0, 0] type 1 family 0 port 4789 - 0
[ 15.977026][ T70] netdevsim netdevsim177 eni177np1: set [0, 1] type 1 family 0 port 4790 - 0
[ 16.635569][ T251] netdevsim netdevsim177 eni177np1: set [1, 0] type 2 family 0 port 6081 - 0
[ 17.097961][ T304] ip (304) used greatest stack depth: 24144 bytes left
[ 17.990758][ T328] ==================================================================
[ 17.991129][ T328] BUG: KASAN: slab-use-after-free in kobject_put+0xbb/0xd0
[ 17.991396][ T328] Read of size 1 at addr ffff88800c1ba68c by task ip/328
[ 17.991606][ T328]
[ 17.991694][ T328] CPU: 1 UID: 0 PID: 328 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 17.991698][ T328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 17.991701][ T328] Call Trace:
[ 17.991702][ T328]
[ 17.991704][ T328] dump_stack_lvl+0x82/0xc0
[ 17.991709][ T328] print_address_description.constprop.0+0x2c/0x3a0
[ 17.991717][ T328] ? kobject_put+0xbb/0xd0
[ 17.991721][ T328] print_report+0xb4/0x270
[ 17.991725][ T328] ? kobject_put+0xbb/0xd0
[ 17.991727][ T328] ? kasan_addr_to_slab+0x21/0x70
[ 17.991731][ T328] ? kobject_put+0xbb/0xd0
[ 17.991734][ T328] kasan_report+0xca/0x100
[ 17.991738][ T328] ? kobject_put+0xbb/0xd0
[ 17.991743][ T328] kobject_put+0xbb/0xd0
[ 17.991746][ T328] netdev_run_todo+0x5f0/0xc60
[ 17.991751][ T328] ? dev_ingress_queue_create+0x190/0x190
[ 17.991755][ T328] ? generic_xdp_install+0x410/0x410
[ 17.991759][ T328] ? __lock_acquire+0x449/0x7e0
[ 17.991766][ T328] rtnl_dellink+0x350/0xa30
[ 17.991770][ T328] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 17.991790][ T328] ? find_held_lock+0x2b/0x80
[ 17.991797][ T328] ? __lock_acquire+0x449/0x7e0
[ 17.991806][ T328] ? find_held_lock+0x2b/0x80
[ 17.991811][ T328] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 17.991814][ T328] ? __lock_release+0x5d/0x170
[ 17.991818][ T328] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 17.991821][ T328] rtnetlink_rcv_msg+0x709/0xc00
[ 17.991825][ T328] ? rtnl_port_fill+0x850/0x850
[ 17.991829][ T328] ? __lock_acquire+0x449/0x7e0
[ 17.991835][ T328] netlink_rcv_skb+0x121/0x340
[ 17.991840][ T328] ? rtnl_port_fill+0x850/0x850
[ 17.991844][ T328] ? netlink_ack+0xdd0/0xdd0
[ 17.991851][ T328] ? netlink_deliver_tap+0x13e/0x340
[ 17.991854][ T328] ? netlink_deliver_tap+0xc3/0x340
[ 17.991858][ T328] netlink_unicast+0x4aa/0x780
[ 17.991862][ T328] ? netlink_attachskb+0x810/0x810
[ 17.991866][ T328] ? __lock_acquire+0x449/0x7e0
[ 17.991871][ T328] netlink_sendmsg+0x714/0xbd0
[ 17.991876][ T328] ? netlink_unicast+0x780/0x780
[ 17.991880][ T328] ? __import_iovec+0x230/0x3b0
[ 17.991885][ T328] ? netlink_unicast+0x780/0x780
[ 17.991888][ T328] ____sys_sendmsg+0x3dd/0x890
[ 17.991895][ T328] ? get_timestamp.constprop.0+0x380/0x380
[ 17.991898][ T328] ? __copy_msghdr+0x3c0/0x3c0
[ 17.991905][ T328] ___sys_sendmsg+0xed/0x170
[ 17.991907][ T328] ? kasan_record_aux_stack+0x8c/0xa0
[ 17.991909][ T328] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 17.991915][ T328] ? copy_msghdr_from_user+0x110/0x110
[ 17.991919][ T328] ? find_held_lock+0x2b/0x80
[ 17.991923][ T328] ? __lock_acquire+0x449/0x7e0
[ 17.991928][ T328] ? find_held_lock+0x2b/0x80
[ 17.991943][ T328] ? __virt_addr_valid+0x22a/0x450
[ 17.991947][ T328] ? __lock_release+0x5d/0x170
[ 17.991953][ T328] __sys_sendmsg+0x10b/0x1a0
[ 17.991955][ T328] ? __call_rcu_common.constprop.0+0x318/0x630
[ 17.991958][ T328] ? __sys_sendmsg_sock+0x20/0x20
[ 17.991965][ T328] ? rcu_is_watching+0x12/0xb0
[ 17.991969][ T328] do_syscall_64+0xc1/0xfd0
[ 17.991974][ T328] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 17.991978][ T328] RIP: 0033:0x7f3ea1a0a1d7
[ 17.991982][ T328] 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
[ 17.991985][ T328] RSP: 002b:00007ffde6c2ae68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 17.991989][ T328] RAX: ffffffffffffffda RBX: 00007ffde6c2b590 RCX: 00007f3ea1a0a1d7
[ 17.991991][ T328] RDX: 0000000000000000 RSI: 00007ffde6c2aed0 RDI: 0000000000000005
[ 17.991993][ T328] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[ 17.991995][ T328] R10: 00007f3ea1906f60 R11: 0000000000000246 R12: 0000000000000002
[ 17.991997][ T328] R13: 00000000690dfdf4 R14: 0000000000499600 R15: 0000000000000000
[ 17.992003][ T328]
[ 17.992004][ T328]
[ 18.006452][ T328] Allocated by task 247:
[ 18.006582][ T328] kasan_save_stack+0x24/0x40
[ 18.006924][ T328] kasan_save_track+0x14/0x30
[ 18.007209][ T328] __kasan_kmalloc+0x7b/0x90
[ 18.007491][ T328] __kvmalloc_node_noprof+0x2e5/0x8e0
[ 18.007775][ T328] alloc_netdev_mqs+0x7d/0x1310
[ 18.008237][ T328] rtnl_create_link+0xa9e/0xe20
[ 18.008521][ T328] rtnl_newlink_create+0x203/0x8f0
[ 18.008793][ T328] __rtnl_newlink+0x231/0xa30
[ 18.008970][ T328] rtnl_newlink+0x693/0xa60
[ 18.009231][ T328] rtnetlink_rcv_msg+0x709/0xc00
[ 18.009398][ T328] netlink_rcv_skb+0x121/0x340
[ 18.009567][ T328] netlink_unicast+0x4aa/0x780
[ 18.009733][ T328] netlink_sendmsg+0x714/0xbd0
[ 18.010006][ T328] ____sys_sendmsg+0x3dd/0x890
[ 18.010175][ T328] ___sys_sendmsg+0xed/0x170
[ 18.010348][ T328] __sys_sendmsg+0x10b/0x1a0
[ 18.010514][ T328] do_syscall_64+0xc1/0xfd0
[ 18.010776][ T328] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 18.010993][ T328]
[ 18.011081][ T328] Freed by task 328:
[ 18.011219][ T328] kasan_save_stack+0x24/0x40
[ 18.011389][ T328] kasan_save_track+0x14/0x30
[ 18.011655][ T328] __kasan_save_free_info+0x3b/0x60
[ 18.011835][ T328] __kasan_slab_free+0x3f/0x60
[ 18.012013][ T328] kfree+0x21d/0x540
[ 18.012140][ T328] device_release+0x9c/0x210
[ 18.012406][ T328] kobject_cleanup+0xfe/0x360
[ 18.012574][ T328] netdev_run_todo+0x81f/0xc60
[ 18.012742][ T328] rtnl_dellink+0x350/0xa30
[ 18.012916][ T328] rtnetlink_rcv_msg+0x709/0xc00
[ 18.013182][ T328] netlink_rcv_skb+0x121/0x340
[ 18.013353][ T328] netlink_unicast+0x4aa/0x780
[ 18.013519][ T328] netlink_sendmsg+0x714/0xbd0
[ 18.013684][ T328] ____sys_sendmsg+0x3dd/0x890
[ 18.013953][ T328] ___sys_sendmsg+0xed/0x170
[ 18.014120][ T328] __sys_sendmsg+0x10b/0x1a0
[ 18.014286][ T328] do_syscall_64+0xc1/0xfd0
[ 18.014452][ T328] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 18.014756][ T328]
[ 18.014854][ T328] Last potentially related work creation:
[ 18.015019][ T328] kasan_save_stack+0x24/0x40
[ 18.015188][ T328] kasan_record_aux_stack+0x8c/0xa0
[ 18.015466][ T328] insert_work+0x34/0x230
[ 18.015600][ T328] __queue_work+0x5fd/0xab0
[ 18.015768][ T328] queue_work_on+0x84/0x90
[ 18.015939][ T328] vxlan_fdb_destroy+0x8e0/0xfb0 [vxlan]
[ 18.016122][ T328] vxlan_flush+0x6fa/0xc50 [vxlan]
[ 18.016411][ T328] vxlan_dellink+0x9d/0x2e0 [vxlan]
[ 18.016588][ T328] rtnl_dellink+0x334/0xa30
[ 18.016757][ T328] rtnetlink_rcv_msg+0x709/0xc00
[ 18.017018][ T328] netlink_rcv_skb+0x121/0x340
[ 18.017304][ T328] netlink_unicast+0x4aa/0x780
[ 18.017584][ T328] netlink_sendmsg+0x714/0xbd0
[ 18.017789][ T328] ____sys_sendmsg+0x3dd/0x890
[ 18.017978][ T328] ___sys_sendmsg+0xed/0x170
[ 18.018250][ T328] __sys_sendmsg+0x10b/0x1a0
[ 18.018419][ T328] do_syscall_64+0xc1/0xfd0
[ 18.018589][ T328] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 18.018904][ T328]
[ 18.018991][ T328] The buggy address belongs to the object at ffff88800c1ba000
[ 18.018991][ T328] which belongs to the cache kmalloc-8k of size 8192
[ 18.019398][ T328] The buggy address is located 1676 bytes inside of
[ 18.019398][ T328] freed 8192-byte region [ffff88800c1ba000, ffff88800c1bc000)
[ 18.019900][ T328]
[ 18.019986][ T328] The buggy address belongs to the physical page:
[ 18.020197][ T328] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0xc1b8
[ 18.020592][ T328] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 18.020855][ T328] flags: 0x80000000000040(head|node=0|zone=1)
[ 18.021069][ T328] page_type: f5(slab)
[ 18.021296][ T328] raw: 0080000000000040 ffff8880010438c0 ffffea00003a1c10 ffffea00003a2810
[ 18.021592][ T328] raw: 0000000000000000 0000000000010001 00000000f5000000 0000000000000000
[ 18.022003][ T328] head: 0080000000000040 ffff8880010438c0 ffffea00003a1c10 ffffea00003a2810
[ 18.022304][ T328] head: 0000000000000000 0000000000010001 00000000f5000000 0000000000000000
[ 18.022597][ T328] head: 0080000000000003 ffffea0000306e01 00000000ffffffff 00000000ffffffff
[ 18.023002][ T328] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000
[ 18.023295][ T328] page dumped because: kasan: bad access detected
[ 18.023600][ T328]
[ 18.023683][ T328] Memory state around the buggy address:
[ 18.023852][ T328] ffff88800c1ba580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 18.024096][ T328] ffff88800c1ba600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 18.024428][ T328] >ffff88800c1ba680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 18.024669][ T328] ^
[ 18.024804][ T328] ffff88800c1ba700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 18.025211][ T328] ffff88800c1ba780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 18.025525][ T328] ==================================================================
[ 18.026197][ T328] Disabling lock debugging due to kernel taint
[ 18.026467][ T328] ------------[ cut here ]------------
[ 18.026647][ T328] refcount_t: underflow; use-after-free.
[ 18.026855][ T328] WARNING: CPU: 3 PID: 328 at lib/refcount.c:28 refcount_warn_saturate+0x16f/0x1b0
[ 18.027191][ T328] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
[ 18.027480][ T328] CPU: 3 UID: 0 PID: 328 Comm: ip Tainted: G B 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 18.027839][ T328] Tainted: [B]=BAD_PAGE
[ 18.027972][ T328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 18.028209][ T328] RIP: 0010:refcount_warn_saturate+0x16f/0x1b0
[ 18.028450][ T328] Code: 10 93 02 80 fb 01 0f 87 8b b8 d9 fe 83 e3 01 0f 85 51 ff ff ff c6 05 fb 0f 93 02 01 90 48 c7 c7 20 8d c5 ba e8 02 be 18 ff 90 <0f> 0b 90 90 e9 33 ff ff ff 48 89 df e8 b0 63 a1 ff e9 ba fe ff ff
[ 18.029093][ T328] RSP: 0018:ffffc900008671f0 EFLAGS: 00010286
[ 18.029345][ T328] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 18.029605][ T328] RDX: 0000000000000002 RSI: 0000000000000004 RDI: 0000000000000001
[ 18.029868][ T328] RBP: 0000000000000003 R08: 0000000000000000 R09: fffffbfff76be134
[ 18.030155][ T328] R10: 0000000000000003 R11: ffffc90000866d80 R12: 0000000000000001
[ 18.030438][ T328] R13: dffffc0000000000 R14: dead000000000122 R15: dead000000000100
[ 18.030699][ T328] FS: 00007f3ea183c800(0000) GS:ffff88807997c000(0000) knlGS:0000000000000000
[ 18.031004][ T328] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 18.031234][ T328] CR2: 00007ffdea69fde8 CR3: 000000000fc14004 CR4: 0000000000772ef0
[ 18.031523][ T328] PKRU: 55555554
[ 18.031657][ T328] Call Trace:
[ 18.031883][ T328]
[ 18.031992][ T328] netdev_run_todo+0x5f0/0xc60
[ 18.032182][ T328] ? dev_ingress_queue_create+0x190/0x190
[ 18.032369][ T328] ? generic_xdp_install+0x410/0x410
[ 18.032546][ T328] ? __lock_acquire+0x449/0x7e0
[ 18.032827][ T328] rtnl_dellink+0x350/0xa30
[ 18.033003][ T328] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 18.033243][ T328] ? find_held_lock+0x2b/0x80
[ 18.033521][ T328] ? __lock_acquire+0x449/0x7e0
[ 18.033697][ T328] ? find_held_lock+0x2b/0x80
[ 18.033868][ T328] ? rtnetlink_rcv_msg+0x6e6/0xc00
[ 18.034053][ T328] ? __lock_release+0x5d/0x170
[ 18.034329][ T328] ? valid_bridge_getlink_req.constprop.0+0x640/0x640
[ 18.034551][ T328] rtnetlink_rcv_msg+0x709/0xc00
[ 18.034723][ T328] ? rtnl_port_fill+0x850/0x850
[ 18.034897][ T328] ? __lock_acquire+0x449/0x7e0
[ 18.035176][ T328] netlink_rcv_skb+0x121/0x340
[ 18.035358][ T328] ? rtnl_port_fill+0x850/0x850
[ 18.035533][ T328] ? netlink_ack+0xdd0/0xdd0
[ 18.035710][ T328] ? netlink_deliver_tap+0x13e/0x340
[ 18.035977][ T328] ? netlink_deliver_tap+0xc3/0x340
[ 18.036168][ T328] netlink_unicast+0x4aa/0x780
[ 18.036351][ T328] ? netlink_attachskb+0x810/0x810
[ 18.036524][ T328] ? __lock_acquire+0x449/0x7e0
[ 18.036793][ T328] netlink_sendmsg+0x714/0xbd0
[ 18.036966][ T328] ? netlink_unicast+0x780/0x780
[ 18.037147][ T328] ? __import_iovec+0x230/0x3b0
[ 18.037324][ T328] ? netlink_unicast+0x780/0x780
[ 18.037505][ T328] ____sys_sendmsg+0x3dd/0x890
[ 18.037684][ T328] ? get_timestamp.constprop.0+0x380/0x380
[ 18.037902][ T328] ? __copy_msghdr+0x3c0/0x3c0
[ 18.038088][ T328] ___sys_sendmsg+0xed/0x170
[ 18.038263][ T328] ? kasan_record_aux_stack+0x8c/0xa0
[ 18.038444][ T328] ? __call_rcu_common.constprop.0+0xa8/0x630
[ 18.038662][ T328] ? copy_msghdr_from_user+0x110/0x110
[ 18.038839][ T328] ? find_held_lock+0x2b/0x80
[ 18.039014][ T328] ? __lock_acquire+0x449/0x7e0
[ 18.039203][ T328] ? find_held_lock+0x2b/0x80
[ 18.039387][ T328] ? __virt_addr_valid+0x22a/0x450
[ 18.039564][ T328] ? __lock_release+0x5d/0x170
[ 18.039740][ T328] __sys_sendmsg+0x10b/0x1a0
[ 18.039913][ T328] ? __call_rcu_common.constprop.0+0x318/0x630
[ 18.040144][ T328] ? __sys_sendmsg_sock+0x20/0x20
[ 18.040327][ T328] ? rcu_is_watching+0x12/0xb0
[ 18.040504][ T328] do_syscall_64+0xc1/0xfd0
[ 18.040679][ T328] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 18.040898][ T328] RIP: 0033:0x7f3ea1a0a1d7
[ 18.041094][ T328] 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
[ 18.041733][ T328] RSP: 002b:00007ffde6c2ae68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 18.042010][ T328] RAX: ffffffffffffffda RBX: 00007ffde6c2b590 RCX: 00007f3ea1a0a1d7
[ 18.042284][ T328] RDX: 0000000000000000 RSI: 00007ffde6c2aed0 RDI: 0000000000000005
[ 18.042555][ T328] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[ 18.042823][ T328] R10: 00007f3ea1906f60 R11: 0000000000000246 R12: 0000000000000002
[ 18.043098][ T328] R13: 00000000690dfdf4 R14: 0000000000499600 R15: 0000000000000000
[ 18.043368][ T328]
[ 18.043502][ T328] irq event stamp: 40943
[ 18.043634][ T328] hardirqs last enabled at (40943): [] kasan_quarantine_put+0xf9/0x210
[ 18.043945][ T328] hardirqs last disabled at (40942): [] kasan_quarantine_put+0xac/0x210
[ 18.044259][ T328] softirqs last enabled at (40224): [] handle_softirqs+0x352/0x610
[ 18.044568][ T328] softirqs last disabled at (40217): [] irq_exit_rcu+0xab/0x100
[ 18.044873][ T328] ---[ end trace 0000000000000000 ]---
[ 18.322103][ T70] netdevsim netdevsim177 eni177np1: unset [0, 0] type 1 family 0 port 4789 - 0
[ 18.429324][ T70] netdevsim netdevsim177 eni177np1: unset [0, 1] type 1 family 0 port 4790 - 0
[ 18.534355][ T70] netdevsim netdevsim177 eni177np1: unset [1, 0] type 2 family 0 port 6081 - 0
[ 19.292305][ T282] netdevsim netdevsim177 eni177np2: renamed from eth0
[ 19.873348][ T70] netdevsim netdevsim177 eni177np1: set [0, 0] type 1 family 0 port 4789 - 0
[ 19.873859][ T70] netdevsim netdevsim177 eni177np2: set [0, 0] type 1 family 0 port 4789 - 0
[ 20.300929][ T251] netdevsim netdevsim177 eni177np1: unset [0, 0] type 1 family 0 port 4789 - 0
[ 20.301365][ T251] netdevsim netdevsim177 eni177np2: unset [0, 0] type 1 family 0 port 4789 - 0
[ 20.450583][ T251] netdevsim netdevsim177 eni177np1: set [0, 0] type 1 family 0 port 4789 - 0
[ 20.451361][ T251] netdevsim netdevsim177 eni177np2: set [0, 0] type 1 family 0 port 4789 - 0
[ 21.029883][ T251] netdevsim netdevsim177 eni177np1: set [0, 1] type 1 family 0 port 4790 - 0
[ 21.030589][ T251] netdevsim netdevsim177 eni177np2: set [0, 1] type 1 family 0 port 4790 - 0
[ 21.405868][ T251] netdevsim netdevsim177 eni177np1: set [1, 0] type 2 family 0 port 6081 - 0
[ 21.406842][ T251] netdevsim netdevsim177 eni177np2: set [1, 0] type 2 family 0 port 6081 - 0
[ 21.683082][ T401] netdevsim netdevsim177 eni177np2: unset [0, 0] type 1 family 0 port 4789 - 0
[ 21.683461][ T401] netdevsim netdevsim177 eni177np2: unset [0, 1] type 1 family 0 port 4790 - 0
[ 21.683785][ T401] netdevsim netdevsim177 eni177np2: unset [1, 0] type 2 family 0 port 6081 - 0
[ 21.773950][ T251] netdevsim netdevsim177 eni177np2: set [0, 0] type 1 family 0 port 4789 - 0
[ 21.774387][ T251] netdevsim netdevsim177 eni177np2: set [0, 1] type 1 family 0 port 4790 - 0
[ 21.774666][ T251] netdevsim netdevsim177 eni177np2: set [1, 0] type 2 family 0 port 6081 - 0
[ 22.312543][ T251] netdevsim netdevsim177 eni177np1: unset [0, 0] type 1 family 0 port 4789 - 0
[ 22.312877][ T251] netdevsim netdevsim177 eni177np2: unset [0, 0] type 1 family 0 port 4789 - 0
[ 22.413217][ T251] netdevsim netdevsim177 eni177np1: unset [0, 1] type 1 family 0 port 4790 - 0
[ 22.413555][ T251] netdevsim netdevsim177 eni177np2: unset [0, 1] type 1 family 0 port 4790 - 0
[ 22.515225][ T251] netdevsim netdevsim177 eni177np1: unset [1, 0] type 2 family 0 port 6081 - 0
[ 22.515549][ T251] netdevsim netdevsim177 eni177np2: unset [1, 0] type 2 family 0 port 6081 - 0
[ 23.209227][ T424] ------------[ cut here ]------------
[ 23.209470][ T424] kernel BUG at net/core/net-sysfs.c:2246!
[ 23.209714][ T424] Oops: invalid opcode: 0000 [#1] SMP KASAN
[ 23.209969][ T424] CPU: 0 UID: 0 PID: 424 Comm: modprobe Tainted: G B W 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 23.210369][ T424] Tainted: [B]=BAD_PAGE, [W]=WARN
[ 23.210562][ T424] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.210799][ T424] RIP: 0010:netdev_release+0x6f/0x80
[ 23.211000][ T424] Code: 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 20 48 8b bb e0 fa ff ff e8 8c f4 d7 fe 48 89 ef 5b 5d e9 52 01 d8 fe 90 <0f> 0b e8 fa d7 de fe eb bc e8 53 d8 de fe eb d9 90 f3 0f 1e fa 0f
[ 23.211681][ T424] RSP: 0018:ffffc90000677a28 EFLAGS: 00010297
[ 23.211932][ T424] RAX: 0000000000000000 RBX: ffff88800e892650 RCX: ffffffffba902b51
[ 23.212222][ T424] RDX: 1ffff11001d124c6 RSI: ffffffffbac5d540 RDI: ffff88800e892630
[ 23.212505][ T424] RBP: ffff88800e892000 R08: 0000000000000001 R09: ffffed1001d124d1
[ 23.212789][ T424] R10: ffff88800e89268b R11: ffffffffb82000b0 R12: ffff88800a12e800
[ 23.213075][ T424] R13: 0000000000000000 R14: dead000000000122 R15: dead000000000100
[ 23.213363][ T424] FS: 00007f7c82092740(0000) GS:ffff8880797fc000(0000) knlGS:0000000000000000
[ 23.213693][ T424] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 23.213965][ T424] CR2: 00007f5f5805b5f0 CR3: 00000000096d5004 CR4: 0000000000772ef0
[ 23.214250][ T424] PKRU: 55555554
[ 23.214395][ T424] Call Trace:
[ 23.214537][ T424]
[ 23.214634][ T424] device_release+0x9c/0x210
[ 23.214830][ T424] kobject_cleanup+0xfe/0x360
[ 23.215039][ T424] netdev_run_todo+0x5f0/0xc60
[ 23.215235][ T424] ? generic_xdp_install+0x410/0x410
[ 23.215429][ T424] ? kfree+0x21d/0x540
[ 23.215575][ T424] nsim_destroy+0x1da/0x730 [netdevsim]
[ 23.215781][ T424] __nsim_dev_port_del+0x17e/0x250 [netdevsim]
[ 23.216028][ T424] nsim_dev_reload_destroy+0xdc/0x470 [netdevsim]
[ 23.216276][ T424] nsim_drv_remove+0x51/0x1d0 [netdevsim]
[ 23.216470][ T424] device_release_driver_internal+0x3bb/0x580
[ 23.216707][ T424] ? klist_put+0xb1/0x170
[ 23.216862][ T424] bus_remove_device+0x1ee/0x3f0
[ 23.217050][ T424] device_del+0x33b/0x8c0
[ 23.217199][ T424] ? __device_link_del+0x3c0/0x3c0
[ 23.217387][ T424] device_unregister+0x17/0xa0
[ 23.217572][ T424] nsim_bus_exit+0x1d1/0x350 [netdevsim]
[ 23.217768][ T424] nsim_module_exit+0x15/0x1a [netdevsim]
[ 23.217972][ T424] __do_sys_delete_module+0x2a7/0x480
[ 23.218166][ T424] ? module_flags+0x300/0x300
[ 23.218360][ T424] ? alloc_file_clone+0xf0/0xf0
[ 23.218546][ T424] ? rcu_is_watching+0x12/0xb0
[ 23.218737][ T424] do_syscall_64+0xc1/0xfd0
[ 23.218926][ T424] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 23.219158][ T424] RIP: 0033:0x7f7c821c16eb
[ 23.219361][ T424] Code: 73 01 c3 48 8b 0d 0d 97 0e 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 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d dd 96 0e 00 f7 d8 64 89 01 48
[ 23.220033][ T424] RSP: 002b:00007ffc444deb38 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0
[ 23.220331][ T424] RAX: ffffffffffffffda RBX: 00005587e63d4960 RCX: 00007f7c821c16eb
[ 23.220613][ T424] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 00005587e63d49c8
[ 23.220902][ T424] RBP: 00005587e63d4960 R08: 0000000000000000 R09: 0000000000000000
[ 23.221181][ T424] R10: 00007f7c82250ac0 R11: 0000000000000206 R12: 00005587e63d49c8
[ 23.221474][ T424] R13: 0000000000000000 R14: 00005587e63d49c8 R15: 00007ffc444e0e68
[ 23.221757][ T424]
[ 23.221911][ T424] Modules linked in: netdevsim(-) [last unloaded: ip6_udp_tunnel]
[ 23.222240][ T424] ---[ end trace 0000000000000000 ]---
[ 23.222436][ T424] RIP: 0010:netdev_release+0x6f/0x80
[ 23.222631][ T424] Code: 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 20 48 8b bb e0 fa ff ff e8 8c f4 d7 fe 48 89 ef 5b 5d e9 52 01 d8 fe 90 <0f> 0b e8 fa d7 de fe eb bc e8 53 d8 de fe eb d9 90 f3 0f 1e fa 0f
[ 23.223742][ T424] RSP: 0018:ffffc90000677a28 EFLAGS: 00010297
[ 23.223989][ T424] RAX: 0000000000000000 RBX: ffff88800e892650 RCX: ffffffffba902b51
[ 23.224288][ T424] RDX: 1ffff11001d124c6 RSI: ffffffffbac5d540 RDI: ffff88800e892630
[ 23.224569][ T424] RBP: ffff88800e892000 R08: 0000000000000001 R09: ffffed1001d124d1
[ 23.224850][ T424] R10: ffff88800e89268b R11: ffffffffb82000b0 R12: ffff88800a12e800
[ 23.225143][ T424] R13: 0000000000000000 R14: dead000000000122 R15: dead000000000100
[ 23.225432][ T424] FS: 00007f7c82092740(0000) GS:ffff8880797fc000(0000) knlGS:0000000000000000
[ 23.225757][ T424] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 23.225994][ T424] CR2: 00007f5f5805b5f0 CR3: 00000000096d5004 CR4: 0000000000772ef0
[ 23.226292][ T424] PKRU: 55555554
[ 23.226437][ T424] Kernel panic - not syncing: Fatal exception
[ 23.226768][ T424] Kernel Offset: 0x37200000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 23.227205][ T424] ---[ end Kernel panic - not syncing: Fatal exception ]---
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