[ 20.520104][ T210] netdevsim netdevsim504 eni504np1: renamed from eth0
[ 20.530972][ T212] netdevsim netdevsim726 eni726np1: renamed from eth1
[ 21.140531][ T225] 8021q: adding VLAN 0 to HW filter on device eni504np1
[ 21.194328][ T226] 8021q: adding VLAN 0 to HW filter on device eni726np1
[ 21.313198][ T197] Could not find device with ifindex 2000 in netnsfd 11
[ 21.315159][ T197] Could not find netns with fd: 2000
[ 21.315760][ T197] Cannot link a netdevsim to itself
[ 21.316491][ T197] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).
[ 21.642395][ T238] 8021q: adding VLAN 0 to HW filter on device eni504np1
[ 21.914527][ T248] 8021q: adding VLAN 0 to HW filter on device eni504np1
[ 22.744308][ T197] ------------[ cut here ]------------
[ 22.744631][ T197] WARNING: drivers/net/netdevsim/netdev.c:1234 at nsim_destroy+0x128/0x7b0 [netdevsim], CPU#2: peer.sh/197
[ 22.745045][ T197] Modules linked in: netdevsim
[ 22.745351][ T197] CPU: 2 UID: 0 PID: 197 Comm: peer.sh Not tainted 7.0.0-rc2-virtme #1 PREEMPT(full)
[ 22.745701][ T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.745943][ T197] RIP: 0010:nsim_destroy+0x128/0x7b0 [netdevsim]
[ 22.746246][ T197] 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 ac c9 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 f0 c8
[ 22.746862][ T197] RSP: 0018:ffa00000008e79b8 EFLAGS: 00010293
[ 22.747110][ T197] RAX: 0000000000000000 RBX: ff1100000c04ad00 RCX: ff1100000c04b448
[ 22.747383][ T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: dffffc0000000000
[ 22.747679][ T197] RBP: ff1100000c04b448 R08: ff1100000c04b448 R09: 0000000000000000
[ 22.747962][ T197] R10: 1fe2200001809689 R11: ffa00000008e7890 R12: ff1100000c835498
[ 22.748234][ T197] R13: dffffc0000000000 R14: ff1100000c835000 R15: ffffffffc0227380
[ 22.748511][ T197] FS: 00007f8c2a90bbc0(0000) GS:ff110000a2f85000(0000) knlGS:0000000000000000
[ 22.748850][ T197] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 22.749097][ T197] CR2: 0000560436437810 CR3: 000000000d399003 CR4: 0000000000771ef0
[ 22.749374][ T197] PKRU: 55555554
[ 22.749538][ T197] Call Trace:
[ 22.749719][ T197]
[ 22.749846][ T197] ? rcu_is_watching+0x15/0xd0
[ 22.750059][ T197] __nsim_dev_port_del+0x17c/0x2c0 [netdevsim]
[ 22.750300][ T197] ? devl_lock_is_held+0x1a/0x20
[ 22.750499][ T197] nsim_dev_reload_destroy+0xd0/0x470 [netdevsim]
[ 22.750762][ T197] nsim_drv_remove+0x4e/0x1e0 [netdevsim]
[ 22.750973][ T197] device_release_driver_internal+0x3b6/0x570
[ 22.751215][ T197] ? sysfs_file_ops+0x140/0x140
[ 22.751417][ T197] bus_remove_device+0x1ec/0x3f0
[ 22.751634][ T197] ? sysfs_file_ops+0x140/0x140
[ 22.751834][ T197] device_del+0x324/0x8c0
[ 22.752008][ T197] ? __device_link_del+0x500/0x500
[ 22.752212][ T197] ? sysfs_file_ops+0x140/0x140
[ 22.752410][ T197] device_unregister+0x17/0xb0
[ 22.752627][ T197] del_device_store+0x2fb/0x580 [netdevsim]
[ 22.752873][ T197] ? sysfs_file_kobj+0xb3/0x1e0
[ 22.753080][ T197] ? nsim_bus_dev_numvfs_show+0x80/0x80 [netdevsim]
[ 22.753319][ T197] ? sysfs_file_kobj+0xbd/0x1e0
[ 22.753518][ T197] ? sysfs_kf_write+0x65/0x160
[ 22.753742][ T197] kernfs_fop_write_iter+0x335/0x510
[ 22.753945][ T197] ? kernfs_ops+0xf0/0xf0
[ 22.754109][ T197] new_sync_write+0x308/0x6f0
[ 22.754315][ T197] ? new_sync_read+0x6f0/0x6f0
[ 22.754514][ T197] ? lock_acquire.part.0+0xbc/0x260
[ 22.754740][ T197] ? ksys_write+0xff/0x200
[ 22.754946][ T197] vfs_write+0x65e/0xbb0
[ 22.755112][ T197] ksys_write+0xff/0x200
[ 22.755276][ T197] ? __ia32_sys_read+0xc0/0xc0
[ 22.755473][ T197] ? do_raw_spin_unlock+0x59/0x250
[ 22.755701][ T197] ? rcu_is_watching+0x15/0xd0
[ 22.755910][ T197] do_syscall_64+0x117/0xfc0
[ 22.756114][ T197] ? exc_page_fault+0xaf/0xd0
[ 22.756315][ T197] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 22.756552][ T197] RIP: 0033:0x7f8c2a97bc5e
[ 22.756780][ T197] 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
[ 22.757380][ T197] RSP: 002b:00007ffe8eb51de0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 22.757678][ T197] RAX: ffffffffffffffda RBX: 00007f8c2aaf75c0 RCX: 00007f8c2a97bc5e
[ 22.757961][ T197] RDX: 0000000000000004 RSI: 0000560436437810 RDI: 0000000000000001
[ 22.758236][ T197] RBP: 00007ffe8eb51df0 R08: 0000000000000000 R09: 0000000000000000
[ 22.758510][ T197] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[ 22.758808][ T197] R13: 0000000000000004 R14: 0000560436437810 R15: 0000560436416620
[ 22.759094][ T197]
[ 22.759254][ T197] irq event stamp: 145703
[ 22.759416][ T197] hardirqs last enabled at (145713): [] __up_console_sem+0x5a/0x70
[ 22.759749][ T197] hardirqs last disabled at (145724): [] __up_console_sem+0x3f/0x70
[ 22.760064][ T197] softirqs last enabled at (145102): [] handle_softirqs+0x60c/0x920
[ 22.760371][ T197] softirqs last disabled at (145089): [] irq_exit_rcu+0xa2/0xf0
[ 22.760705][ T197] ---[ end trace 0000000000000000 ]---