[ 19.009089][ T207] netdevsim netdevsim329 eni329np1: renamed from eth0
[ 19.020618][ T209] netdevsim netdevsim550 eni550np1: renamed from eth1
[ 19.146223][ T205] udevadm (205) used greatest stack depth: 24656 bytes left
[ 19.511241][ T223] 8021q: adding VLAN 0 to HW filter on device eni329np1
[ 19.546492][ T224] 8021q: adding VLAN 0 to HW filter on device eni550np1
[ 19.642956][ T194] Could not find device with ifindex 2000 in netnsfd 11
[ 19.644119][ T194] Could not find netns with fd: 2000
[ 19.644463][ T194] Cannot link a netdevsim to itself
[ 19.644881][ T194] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).
[ 19.917426][ T236] 8021q: adding VLAN 0 to HW filter on device eni329np1
[ 20.178757][ T246] 8021q: adding VLAN 0 to HW filter on device eni329np1
[ 20.973465][ T194] ------------[ cut here ]------------
[ 20.973710][ T194] WARNING: drivers/net/netdevsim/netdev.c:1234 at nsim_destroy+0x128/0x7b0 [netdevsim], CPU#0: peer.sh/194
[ 20.974061][ T194] Modules linked in: netdevsim
[ 20.974395][ T194] CPU: 0 UID: 0 PID: 194 Comm: peer.sh Not tainted 7.0.0-rc2-virtme #1 PREEMPT(full)
[ 20.974664][ T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.974868][ T194] RIP: 0010:nsim_destroy+0x128/0x7b0 [netdevsim]
[ 20.975206][ T194] 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 ec eb 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 30 eb
[ 20.975756][ T194] RSP: 0018:ffa00000009279b8 EFLAGS: 00010293
[ 20.975947][ T194] RAX: 0000000000000000 RBX: ff1100000f5dad00 RCX: ff1100000f5db448
[ 20.976174][ T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: dffffc0000000000
[ 20.976496][ T194] RBP: ff1100000f5db448 R08: ff1100000f5db448 R09: 0000000000000000
[ 20.976731][ T194] R10: 1fe2200001ebb689 R11: 0000000000000001 R12: ff1100000f5d3c98
[ 20.976958][ T194] R13: dffffc0000000000 R14: ff1100000f5d3800 R15: ffffffffc0499380
[ 20.977286][ T194] FS: 00007f2ac1ddebc0(0000) GS:ff11000086485000(0000) knlGS:0000000000000000
[ 20.977553][ T194] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 20.977845][ T194] CR2: 00005626737e4810 CR3: 000000000a717001 CR4: 0000000000771ef0
[ 20.978075][ T194] PKRU: 55555554
[ 20.978190][ T194] Call Trace:
[ 20.978304][ T194]
[ 20.978383][ T194] ? rcu_is_watching+0x15/0xd0
[ 20.978635][ T194] __nsim_dev_port_del+0x17c/0x2c0 [netdevsim]
[ 20.978878][ T194] ? devl_lock_is_held+0x1a/0x20
[ 20.979029][ T194] nsim_dev_reload_destroy+0xd0/0x470 [netdevsim]
[ 20.979221][ T194] nsim_drv_remove+0x4e/0x1e0 [netdevsim]
[ 20.979471][ T194] device_release_driver_internal+0x3b6/0x570
[ 20.979662][ T194] ? sysfs_file_ops+0x140/0x140
[ 20.979826][ T194] bus_remove_device+0x1ec/0x3f0
[ 20.979979][ T194] ? sysfs_file_ops+0x140/0x140
[ 20.980128][ T194] device_del+0x324/0x8c0
[ 20.980242][ T194] ? __device_link_del+0x500/0x500
[ 20.980395][ T194] ? sysfs_file_ops+0x140/0x140
[ 20.980545][ T194] device_unregister+0x17/0xb0
[ 20.980708][ T194] del_device_store+0x2fb/0x580 [netdevsim]
[ 20.980898][ T194] ? sysfs_file_kobj+0xb3/0x1e0
[ 20.981048][ T194] ? nsim_bus_dev_numvfs_show+0x80/0x80 [netdevsim]
[ 20.981235][ T194] ? sysfs_file_kobj+0xbd/0x1e0
[ 20.981386][ T194] ? sysfs_kf_write+0x65/0x160
[ 20.981536][ T194] kernfs_fop_write_iter+0x335/0x510
[ 20.981689][ T194] ? kernfs_ops+0xf0/0xf0
[ 20.981813][ T194] new_sync_write+0x308/0x6f0
[ 20.981967][ T194] ? new_sync_read+0x6f0/0x6f0
[ 20.982121][ T194] ? lock_acquire.part.0+0xbc/0x260
[ 20.982273][ T194] ? ksys_write+0xff/0x200
[ 20.982429][ T194] vfs_write+0x65e/0xbb0
[ 20.982546][ T194] ksys_write+0xff/0x200
[ 20.982665][ T194] ? __ia32_sys_read+0xc0/0xc0
[ 20.982824][ T194] ? do_raw_spin_unlock+0x59/0x250
[ 20.982978][ T194] ? rcu_is_watching+0x15/0xd0
[ 20.983133][ T194] do_syscall_64+0x117/0xfc0
[ 20.983286][ T194] ? exc_page_fault+0xaf/0xd0
[ 20.983440][ T194] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 20.983629][ T194] RIP: 0033:0x7f2ac1e4ec5e
[ 20.983799][ T194] 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
[ 20.984334][ T194] RSP: 002b:00007ffed09e8e80 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 20.984562][ T194] RAX: ffffffffffffffda RBX: 00007f2ac1fca5c0 RCX: 00007f2ac1e4ec5e
[ 20.984796][ T194] RDX: 0000000000000004 RSI: 00005626737e4810 RDI: 0000000000000001
[ 20.985023][ T194] RBP: 00007ffed09e8e90 R08: 0000000000000000 R09: 0000000000000000
[ 20.985254][ T194] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[ 20.985486][ T194] R13: 0000000000000004 R14: 00005626737e4810 R15: 00005626737c3620
[ 20.985731][ T194]
[ 20.985847][ T194] irq event stamp: 133703
[ 20.985961][ T194] hardirqs last enabled at (133711): [] __up_console_sem+0x5a/0x70
[ 20.986228][ T194] hardirqs last disabled at (133718): [] __up_console_sem+0x3f/0x70
[ 20.986490][ T194] softirqs last enabled at (133368): [] handle_softirqs+0x60c/0x920
[ 20.986760][ T194] softirqs last disabled at (133299): [] irq_exit_rcu+0xa2/0xf0
[ 20.987021][ T194] ---[ end trace 0000000000000000 ]---