[ 443.269942][ T6863] netdevsim netdevsim307 eni307np1: renamed from eth0
[ 443.282959][ T6864] netdevsim netdevsim756 eni756np1: renamed from eth1
[ 443.781735][ T6878] 8021q: adding VLAN 0 to HW filter on device eni307np1
[ 443.828897][ T6879] 8021q: adding VLAN 0 to HW filter on device eni756np1
[ 445.206411][ T6854] ------------[ cut here ]------------
[ 445.206664][ T6854] WARNING: drivers/net/netdevsim/netdev.c:1234 at nsim_destroy+0x128/0x780 [netdevsim], CPU#1: busy_poll_test./6854
[ 445.207091][ T6854] Modules linked in: netdevsim psample sch_etf sch_fq vxlan act_mirred cls_matchall ip6_gre gre act_gact cls_flower cls_bpf sch_ingress nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
[ 445.207770][ T6854] CPU: 1 UID: 0 PID: 6854 Comm: busy_poll_test. Not tainted 7.0.0-rc2-virtme #1 PREEMPT(full)
[ 445.208077][ T6854] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 445.208276][ T6854] RIP: 0010:nsim_destroy+0x128/0x780 [netdevsim]
[ 445.208478][ T6854] Code: 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 01 00 0f 85 e5 05 00 00 48 8b 3b e8 94 b3 b8 fa 31 c0 48 8d ab 48 07 00 00 eb 07 90 <0f> 0b 90 83 c0 01 0f b7 d0 be 00 10 00 00 48 89 ef e8 b2 0e f7 f9
[ 445.209020][ T6854] RSP: 0018:ffa0000000cd79b8 EFLAGS: 00010293
[ 445.209211][ T6854] RAX: 0000000000000000 RBX: ff110000135f2d40 RCX: ff110000135f3488
[ 445.209434][ T6854] RDX: 0000000000000000 RSI: 0000000000000000 RDI: dffffc0000000000
[ 445.209665][ T6854] RBP: ff110000135f3488 R08: ff110000135f3488 R09: 0000000000000000
[ 445.209892][ T6854] R10: 1fe22000026be691 R11: 0000000000000001 R12: ff11000015ba0c98
[ 445.210118][ T6854] R13: dffffc0000000000 R14: ff11000015ba0800 R15: ffffffffc0920380
[ 445.210343][ T6854] FS: 00007f2131e9bbc0(0000) GS:ff110000a7855000(0000) knlGS:0000000000000000
[ 445.210612][ T6854] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 445.210806][ T6854] CR2: 000055d5778a9c20 CR3: 000000000bb41006 CR4: 0000000000771ef0
[ 445.211030][ T6854] PKRU: 55555554
[ 445.211144][ T6854] Call Trace:
[ 445.211259][ T6854]
[ 445.211336][ T6854] ? rcu_is_watching+0x15/0xd0
[ 445.211495][ T6854] __nsim_dev_port_del+0x17c/0x2c0 [netdevsim]
[ 445.211688][ T6854] ? devl_lock_is_held+0x1a/0x20
[ 445.211847][ T6854] nsim_dev_reload_destroy+0xd0/0x470 [netdevsim]
[ 445.212037][ T6854] nsim_drv_remove+0x4e/0x1e0 [netdevsim]
[ 445.212186][ T6854] device_release_driver_internal+0x3b6/0x570
[ 445.212372][ T6854] ? sysfs_file_ops+0x140/0x140
[ 445.212522][ T6854] bus_remove_device+0x1ec/0x3f0
[ 445.212670][ T6854] ? sysfs_file_ops+0x140/0x140
[ 445.212820][ T6854] device_del+0x324/0x8c0
[ 445.212936][ T6854] ? __device_link_del+0x500/0x500
[ 445.213086][ T6854] ? sysfs_file_ops+0x140/0x140
[ 445.213232][ T6854] device_unregister+0x17/0xb0
[ 445.213379][ T6854] del_device_store+0x2fb/0x580 [netdevsim]
[ 445.213567][ T6854] ? sysfs_file_kobj+0xb3/0x1e0
[ 445.213721][ T6854] ? nsim_bus_dev_numvfs_show+0x80/0x80 [netdevsim]
[ 445.213906][ T6854] ? sysfs_file_kobj+0xbd/0x1e0
[ 445.214055][ T6854] ? sysfs_kf_write+0x65/0x160
[ 445.214203][ T6854] kernfs_fop_write_iter+0x335/0x510
[ 445.214351][ T6854] ? kernfs_ops+0xf0/0xf0
[ 445.214463][ T6854] new_sync_write+0x308/0x6f0
[ 445.214617][ T6854] ? new_sync_read+0x6f0/0x6f0
[ 445.214772][ T6854] ? lock_acquire.part.0+0xbc/0x260
[ 445.214921][ T6854] ? ksys_write+0xff/0x200
[ 445.215075][ T6854] vfs_write+0x65e/0xbb0
[ 445.215189][ T6854] ksys_write+0xff/0x200
[ 445.215300][ T6854] ? __ia32_sys_read+0xc0/0xc0
[ 445.215447][ T6854] ? do_raw_spin_unlock+0x59/0x250
[ 445.215599][ T6854] ? rcu_is_watching+0x15/0xd0
[ 445.215750][ T6854] do_syscall_64+0x117/0xfc0
[ 445.215900][ T6854] ? exc_page_fault+0xaf/0xd0
[ 445.216047][ T6854] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 445.216236][ T6854] RIP: 0033:0x7f2131f0bc5e
[ 445.216392][ T6854] Code: 4d 89 d8 e8 34 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 13 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 445.216926][ T6854] RSP: 002b:00007ffea6f647a0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 445.217152][ T6854] RAX: ffffffffffffffda RBX: 00007f21320875c0 RCX: 00007f2131f0bc5e
[ 445.217375][ T6854] RDX: 0000000000000004 RSI: 000055d5778a9c20 RDI: 0000000000000001
[ 445.217599][ T6854] RBP: 00007ffea6f647b0 R08: 0000000000000000 R09: 0000000000000000
[ 445.217824][ T6854] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[ 445.218048][ T6854] R13: 0000000000000004 R14: 000055d5778a9c20 R15: 000055d57786e690
[ 445.218279][ T6854]
[ 445.218391][ T6854] irq event stamp: 159901
[ 445.218503][ T6854] hardirqs last enabled at (159909): [] __up_console_sem+0x5a/0x70
[ 445.218771][ T6854] hardirqs last disabled at (159918): [] __up_console_sem+0x3f/0x70
[ 445.219028][ T6854] softirqs last enabled at (159268): [] handle_softirqs+0x60c/0x920
[ 445.219287][ T6854] softirqs last disabled at (159259): [] irq_exit_rcu+0xa2/0xf0
[ 445.219550][ T6854] ---[ end trace 0000000000000000 ]---