[ 19.432526][ T209] netdevsim netdevsim560 eni560np1: renamed from eth1
[ 19.441956][ T210] netdevsim netdevsim334 eni334np1: renamed from eth0
[ 20.006098][ T223] 8021q: adding VLAN 0 to HW filter on device eni334np1
[ 20.062381][ T224] 8021q: adding VLAN 0 to HW filter on device eni560np1
[ 20.162105][ T195] Could not find device with ifindex 2000 in netnsfd 11
[ 20.163396][ T195] Could not find netns with fd: 2000
[ 20.163752][ T195] Cannot link a netdevsim to itself
[ 20.164179][ T195] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).
[ 20.458497][ T236] 8021q: adding VLAN 0 to HW filter on device eni334np1
[ 20.744998][ T246] 8021q: adding VLAN 0 to HW filter on device eni334np1
[ 21.605810][ T195] ------------[ cut here ]------------
[ 21.606059][ T195] WARNING: drivers/net/netdevsim/netdev.c:1234 at nsim_destroy+0x128/0x7b0 [netdevsim], CPU#1: peer.sh/195
[ 21.606926][ T195] Modules linked in: netdevsim
[ 21.607145][ T195] CPU: 1 UID: 0 PID: 195 Comm: peer.sh Not tainted 7.0.0-rc2-virtme #1 PREEMPT(full)
[ 21.607411][ T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.607613][ T195] RIP: 0010:nsim_destroy+0x128/0x7b0 [netdevsim]
[ 21.607818][ T195] Code: 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 01 00 0f 85 47 06 00 00 48 8b 3b e8 84 17 0c df 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 e2 22 50 de
[ 21.608367][ T195] RSP: 0018:ffa00000009479b8 EFLAGS: 00010293
[ 21.608555][ T195] RAX: 0000000000000000 RBX: ff110000123b2d00 RCX: ff110000123b3448
[ 21.608780][ T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: dffffc0000000000
[ 21.609006][ T195] RBP: ff110000123b3448 R08: ff110000123b3448 R09: 0000000000000000
[ 21.609240][ T195] R10: 1fe2200002476689 R11: ffa0000000947890 R12: ff110000129ed498
[ 21.609462][ T195] R13: dffffc0000000000 R14: ff110000129ed000 R15: ffffffffc034a380
[ 21.609686][ T195] FS: 00007fdcae617bc0(0000) GS:ff11000093505000(0000) knlGS:0000000000000000
[ 21.609955][ T195] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 21.610157][ T195] CR2: 0000560fe863fee8 CR3: 0000000012830001 CR4: 0000000000771ef0
[ 21.610380][ T195] PKRU: 55555554
[ 21.610494][ T195] Call Trace:
[ 21.610606][ T195]
[ 21.610685][ T195] ? rcu_is_watching+0x15/0xd0
[ 21.610846][ T195] __nsim_dev_port_del+0x17c/0x2c0 [netdevsim]
[ 21.611086][ T195] ? devl_lock_is_held+0x1a/0x20
[ 21.611248][ T195] nsim_dev_reload_destroy+0xd0/0x470 [netdevsim]
[ 21.611434][ T195] nsim_drv_remove+0x4e/0x1e0 [netdevsim]
[ 21.611590][ T195] device_release_driver_internal+0x3b6/0x570
[ 21.611785][ T195] ? sysfs_file_ops+0x140/0x140
[ 21.611935][ T195] bus_remove_device+0x1ec/0x3f0
[ 21.612084][ T195] ? sysfs_file_ops+0x140/0x140
[ 21.612245][ T195] device_del+0x324/0x8c0
[ 21.612360][ T195] ? __device_link_del+0x500/0x500
[ 21.612510][ T195] ? sysfs_file_ops+0x140/0x140
[ 21.612659][ T195] device_unregister+0x17/0xb0
[ 21.612809][ T195] del_device_store+0x2fb/0x580 [netdevsim]
[ 21.612994][ T195] ? sysfs_file_kobj+0xb3/0x1e0
[ 21.613154][ T195] ? nsim_bus_dev_numvfs_show+0x80/0x80 [netdevsim]
[ 21.613339][ T195] ? sysfs_file_kobj+0xbd/0x1e0
[ 21.613487][ T195] ? sysfs_kf_write+0x65/0x160
[ 21.613635][ T195] kernfs_fop_write_iter+0x335/0x510
[ 21.613789][ T195] ? kernfs_ops+0xf0/0xf0
[ 21.613900][ T195] new_sync_write+0x308/0x6f0
[ 21.614053][ T195] ? new_sync_read+0x6f0/0x6f0
[ 21.614266][ T195] ? lock_acquire.part.0+0xbc/0x260
[ 21.614414][ T195] ? ksys_write+0xff/0x200
[ 21.614566][ T195] vfs_write+0x65e/0xbb0
[ 21.614680][ T195] ksys_write+0xff/0x200
[ 21.614799][ T195] ? __ia32_sys_read+0xc0/0xc0
[ 21.614948][ T195] ? do_raw_spin_unlock+0x59/0x250
[ 21.615098][ T195] ? rcu_is_watching+0x15/0xd0
[ 21.615305][ T195] do_syscall_64+0x117/0xfc0
[ 21.615454][ T195] ? exc_page_fault+0xaf/0xd0
[ 21.615602][ T195] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 21.615790][ T195] RIP: 0033:0x7fdcae687c5e
[ 21.615945][ T195] 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
[ 21.616536][ T195] RSP: 002b:00007ffc20de8990 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 21.616766][ T195] RAX: ffffffffffffffda RBX: 00007fdcae8035c0 RCX: 00007fdcae687c5e
[ 21.616990][ T195] RDX: 0000000000000004 RSI: 0000560fe8678810 RDI: 0000000000000001
[ 21.617305][ T195] RBP: 00007ffc20de89a0 R08: 0000000000000000 R09: 0000000000000000
[ 21.617532][ T195] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[ 21.617762][ T195] R13: 0000000000000004 R14: 0000560fe8678810 R15: 0000560fe8657620
[ 21.617994][ T195]
[ 21.618111][ T195] irq event stamp: 145387
[ 21.618382][ T195] hardirqs last enabled at (145647): [] __up_console_sem+0x5a/0x70
[ 21.618640][ T195] hardirqs last disabled at (145654): [] __up_console_sem+0x3f/0x70
[ 21.618903][ T195] softirqs last enabled at (145644): [] handle_softirqs+0x60c/0x920
[ 21.619242][ T195] softirqs last disabled at (145671): [] irq_exit_rcu+0xa2/0xf0
[ 21.619501][ T195] ---[ end trace 0000000000000000 ]---