Additional info:
reporter:       libreport-2.3.0
BUG: unable to handle kernel paging request at 0000000010000038
IP: [<ffffffff81230101>] __dentry_kill+0xe1/0x1e0
PGD 9ad63067 PUD 0 
Oops: 0000 [#1] SMP 
Modules linked in: rfcomm xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 zram xt_mark ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack ebtable_nat ebtable_broute bridge stp llc ebtable_filter ebtables ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw ip6table_filter ip6_tables iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw bnep coretemp kvm_intel kvm dell_wmi iTCO_wdt gpio_ich iTCO_vendor_support sparse_keymap ppdev dell_laptop snd_hda_codec_idt arc4 joydev iwl3945 snd_hda_codec_generic dcdbas snd_hda_intel snd_hda_controller snd_hda_codec iwlegacy i8k btusb mac80211 bluetooth i2c_i801 pcspkr serio_raw snd_hwdep snd_seq snd_seq_device cfg80211 lpc_ich
 rfkill mfd_core snd_pcm parport_pc snd_timer parport irda snd crc_ccitt soundcore tpm_tis tpm shpchp acpi_cpufreq nfsd auth_rpcgss nfs_acl lockd grace sunrpc xfs libcrc32c dm_crypt nouveau mxm_wmi i2c_algo_bit drm_kms_helper ttm tg3 drm firewire_ohci firewire_core yenta_socket ata_generic pata_acpi crc_itu_t ptp pps_core wmi video
CPU: 1 PID: 40 Comm: kswapd0 Not tainted 4.0.0-0.rc1.git1.1.vanilla.mainline.knurd.1.fc21.x86_64 #1
Hardware name: Dell Inc. Latitude D820                   /0JF242, BIOS A06 04/02/2007
task: ffff8800bb95cb80 ti: ffff8800b8428000 task.ti: ffff8800b8428000
RIP: 0010:[<ffffffff81230101>]  [<ffffffff81230101>] __dentry_kill+0xe1/0x1e0
RSP: 0018:ffff8800b842bb28  EFLAGS: 00010206
RAX: 0000000010000000 RBX: ffff880022264840 RCX: dead000000200200
RDX: 0000000000000001 RSI: ffffc90000209a48 RDI: ffff8800222648d0
RBP: ffff8800b842bb48 R08: ffff8800222648d0 R09: 0000000000000256
R10: 0000000000000010 R11: 000000000ccf9b4c R12: ffff88009c4d1828
R13: ffff880022264898 R14: ffff880022264840 R15: ffff880022264898
FS:  0000000000000000(0000) GS:ffff8800bfb00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 0000000010000038 CR3: 000000009ac0c000 CR4: 00000000000007e0
Stack:
 ffff8800b842bb48 ffff8800b199a300 ffff8800222648c0 ffff8800b842bba0
 ffff8800b842bb88 ffffffff812308ec ffff8800b842bba0 ffff8800b842bba0
 000000000000029c 0000000000000000 ffff8800b842bcc0 0000000000000000
Call Trace:
 [<ffffffff812308ec>] shrink_dentry_list+0x10c/0x2d0
 [<ffffffff81231c2a>] prune_dcache_sb+0x5a/0x80
 [<ffffffff8121b252>] super_cache_scan+0x122/0x1b0
 [<ffffffff811aafb9>] shrink_slab+0x219/0x3c0
 [<ffffffff811afc14>] shrink_zone+0x2c4/0x2d0
 [<ffffffff811b0d5b>] kswapd+0x5ab/0xa60
 [<ffffffff811b07b0>] ? mem_cgroup_shrink_node_zone+0x180/0x180
 [<ffffffff810b8688>] kthread+0xd8/0xf0
 [<ffffffff810b85b0>] ? kthread_create_on_node+0x1b0/0x1b0
 [<ffffffff81775f7c>] ret_from_fork+0x7c/0xb0
 [<ffffffff810b85b0>] ? kthread_create_on_node+0x1b0/0x1b0
Code: 00 00 00 00 80 43 58 01 41 80 84 24 88 00 00 00 01 41 8b 54 24 48 85 d2 0f 84 bc 00 00 00 48 8b 43 60 48 85 c0 0f 84 97 00 00 00 <48> 8b 40 38 48 85 c0 0f 84 8a 00 00 00 4c 89 e6 48 89 df ff d0 
RIP  [<ffffffff81230101>] __dentry_kill+0xe1/0x1e0
 RSP <ffff8800b842bb28>
CR2: 0000000010000038