[102618.148216] BUG: unable to handle kernel paging request at 05040244
[102618.148312] IP: [<c1193628>] __kernfs_remove+0x38/0x1c0
[102618.148368] *pdpt = 000000001f63a001 *pde = 0000000000000000
[102618.148418] Oops: 0000 [#1] SMP
[102618.148464] Modules linked in: act_mirred pppoe pppox ppp_generic slhc iptable_filter xt_length xt_TCPMSS xt_tcpudp xt_mark xt_dscp iptable_mangle ip_tables x_tables ipv6 sch_sfq sch_htb cls_u32 sch_ingress sch_prio sch_tbf cls_flow cls_fw act_police ifb 8021q mrp garp stp llc softdog parport_pc parport acpi_cpufreq processor thermal_sys k10temp i2c_piix4 i2c_core igb(O) sp5100_tco hwmon dca ohci_pci ohci_hcd ptp pps_core pata_acpi sd_mod pcspkr ahci pata_atiixp ata_generic libahci libata scsi_mod ehci_pci ehci_hcd usbcore usb_common ext4 mbcache jbd2 crc16 vfat fat isofs
[102618.148939] CPU: 3 PID: 22553 Comm: ip-down Tainted: G           O    4.1.12-i686 #1
[102618.149024] Hardware name: MICRO-STAR INTERNATIONAL CO.,LTD MS-7596/760GM-E51(MS-7596), BIOS V3.3 01/12/2012
[102618.149109] task: f47e76a0 ti: dfd0a000 task.ti: dfd0a000
[102618.149156] EIP: 0060:[<c1193628>] EFLAGS: 00210202 CPU: 3
[102618.149203] EIP is at __kernfs_remove+0x38/0x1c0
[102618.149247] EAX: 05040240 EBX: d5040240 ECX: 00000000 EDX: 00000001
[102618.149292] ESI: d5040240 EDI: d47212b8 EBP: dfd0be40 ESP: dfd0be20
[102618.149338]  DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
[102618.149383] CR0: 8005003b CR2: 05040244 CR3: 18934de0 CR4: 000006f0
[102618.149427] Stack:
[102618.149467]  c1192bf4 f3c9dd90 5bae1026 00000000 c14ac483 d5040240 c1521130 d47212b8
[102618.149562]  dfd0be4c c11942cc d5040240 dfd0be74 c1196d6a f3c9d990 d47212b8 c1520fc0
[102618.149657]  dfd0be84 c119447a d47213f8 d47212b8 c1520fc0 dfd0be84 c1196dea d47212b0
[102618.149751] Call Trace:
[102618.149797]  [<c1192bf4>] ? kernfs_name_hash+0x14/0x70
[102618.149846]  [<c11942cc>] ? kernfs_remove+0x1c/0x30
[102618.149893]  [<c1196d6a>] ? sysfs_remove_group+0x4a/0xa0
[102618.149941]  [<c119447a>] ? kernfs_remove_by_name_ns+0x5a/0x90
[102618.149989]  [<c1196dea>] ? sysfs_remove_groups+0x2a/0x40
[102618.150037]  [<c12aac89>] ? device_remove_attrs+0x49/0x90
[102618.150085]  [<c12ab5b5>] ? device_del+0xe5/0x1d0
[102618.150131]  [<c1328302>] ? netdev_unregister_kobject+0x52/0x70
[102618.150179]  [<c12b5ae8>] ? pm_runtime_set_memalloc_noio+0x38/0x90
[102618.150226]  [<c132830b>] ? netdev_unregister_kobject+0x5b/0x70
[102618.150274]  [<c130d33f>] ? rollback_registered_many+0x1bf/0x280
[102618.150321]  [<c130d424>] ? rollback_registered+0x24/0x40
[102618.150368]  [<c130e627>] ? unregister_netdevice_queue+0x57/0xc0
[102618.150414]  [<c130e6ad>] ? unregister_netdev+0x1d/0x30
[102618.150463]  [<f998a614>] ? ppp_shutdown_interface+0xd4/0xf0 [ppp_generic]
[102618.150512]  [<f998c107>] ? ppp_release+0x67/0x70 [ppp_generic]
[102618.150561]  [<f998c0fc>] ? ppp_release+0x5c/0x70 [ppp_generic]
[102618.150610]  [<c1139fb4>] ? __fput+0x84/0x1b0
[102618.150659]  [<c1063d39>] ? task_work_run+0xa9/0xd0
[102618.150705]  [<c13bb355>] ? work_notifysig+0x16/0x1d
[102618.150749] Code: 00 85 c0 89 c6 0f 84 38 01 00 00 8b 50 08 85 d2 74 0c 8d 40 10 39 46 10 0f 84 25 01 00 00 31 c0 89 f2 e8 7c f9 ff ff 85 c0 74 7a <8b> 50 04 85 d2 78 ee f0 81 40 04 01 00 00 80 89 f2 e8 62 f9 ff
[102618.150988] EIP: [<c1193628>] __kernfs_remove+0x38/0x1c0 SS:ESP 0068:dfd0be20
[102618.151078] CR2: 0000000005040244
[102618.151750] ---[ end trace b8462ad987000f06 ]---