Bug 979581

Summary: [abrt] BUG: unable to handle kernel paging request at fffffffffffff8cc
Product: [Fedora] Fedora Reporter: Lukasz Jagiello <jagiello.lukasz>
Component: kernelAssignee: Stanislaw Gruszka <sgruszka>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 18CC: gansalmon, itamar, jonathan, jwboyer, kernel-maint, madhu.chinakonda
Target Milestone: ---Keywords: Triaged
Target Release: ---   
Hardware: x86_64   
OS: Unspecified   
Whiteboard: abrt_hash:c7be95ce5ae076688814d1f508ba8f0e5eb0b32c
Fixed In Version: kernel-3.10.4-300.fc19 Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2013-08-02 03:32:25 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Attachments:
Description Flags
File: dmesg none

Description Lukasz Jagiello 2013-06-28 20:37:46 UTC 
Additional info:
reporter:       libreport-2.1.4
BUG: unable to handle kernel paging request at fffffffffffff8cc
IP: [<ffffffff8130924d>] strnlen+0xd/0x40
PGD 1c0f067 PUD 1c11067 PMD 0 
Oops: 0000 [#1] SMP 
Modules linked in: fuse ebtable_nat ipt_MASQUERADE nf_conntrack_netbios_ns nf_conntrack_broadcast ip6table_mangle ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 iptable_nat nf_nat_ipv4 nf_nat iptable_mangle nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ebtable_filter ebtables ip6table_filter ip6_tables be2iscsi iscsi_boot_sysfs bnx2i cnic uio cxgb4i cxgb4 cxgb3i cxgb3 mdio libcxgbi ib_iser rdma_cm ib_addr iw_cm ib_cm ib_sa ib_mad ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi rfcomm bnep vfat fat iTCO_wdt iTCO_vendor_support ppdev dell_wmi sparse_keymap snd_hda_codec_hdmi btusb arc4 snd_hda_codec_idt bluetooth iwldvm mac80211 snd_hda_intel dell_laptop acpi_cpufreq mperf coretemp dcdbas snd_hda_codec snd_hwdep microcode snd_seq snd_seq_device i2c_i801 iwlwifi snd_pcm tg3 ptp cfg80211 pps_core lpc_ich snd_page_alloc mfd_core snd_timer rfkill snd soundcore mei parport_pc parport vhost_net tun macvtap macvlan kvm_intel kvm binfmt_misc uinput dm_crypt crc32_pclmul i915 crc32c_intel ghash_clmulni_intel i2c_algo_bit drm_kms_helper sdhci_pci drm firewire_ohci sdhci firewire_core mmc_core crc_itu_t i2c_core wmi video
CPU 0 
Pid: 799, comm: NetworkManager Not tainted 3.9.6-200.fc18.x86_64 #1 Dell Inc. Latitude E5520/03PH4G
RIP: 0010:[<ffffffff8130924d>]  [<ffffffff8130924d>] strnlen+0xd/0x40
RSP: 0000:ffff88022295f318  EFLAGS: 00010086
RAX: ffffffff819e504d RBX: ffffffff81ed72a2 RCX: fffffffffffffffe
RDX: fffffffffffff8cc RSI: ffffffffffffffff RDI: fffffffffffff8cc
RBP: ffff88022295f318 R08: 000000000000ffff R09: 000000000000ffff
R10: 0000000000000000 R11: 000000fffffffe00 R12: fffffffffffff8cc
R13: ffffffff81ed7680 R14: 000000000000ffff R15: 0000000000000000
FS:  00007fc121af4840(0000) GS:ffff88022ec00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffffffffff8cc CR3: 000000020442b000 CR4: 00000000000407f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process NetworkManager (pid: 799, threadinfo ffff88022295e000, task ffff88021f2eaee0)
Stack:
 ffff88022295f358 ffffffff8130ad2e ffff88022ec340b0 ffffffff81ed72a2
 ffffffff81ed7680 ffff88022295f4a0 ffffffffa04b0b34 ffffffffa04b0b34
 ffff88022295f3d8 ffffffff8130bf99 ffff8802228d9c00 0000000000000001
Call Trace:
 [<ffffffff8130ad2e>] string.isra.3+0x3e/0xd0
 [<ffffffff8130bf99>] vsnprintf+0x219/0x640
 [<ffffffff8130c481>] vscnprintf+0x11/0x30
 [<ffffffff81061585>] vprintk_emit+0x115/0x4f0
 [<ffffffff81657bd5>] printk+0x61/0x63
 [<ffffffffa048987f>] ieee80211_chswitch_done+0xaf/0xd0 [mac80211]
 [<ffffffffa04e7b34>] iwl_chswitch_done+0x34/0x40 [iwldvm]
 [<ffffffffa04f83c3>] iwlagn_commit_rxon+0x2a3/0xdc0 [iwldvm]
 [<ffffffffa04ebc50>] ? iwlagn_set_rxon_chain+0x180/0x2c0 [iwldvm]
 [<ffffffffa04e5e76>] iwl_set_mode+0x36/0x40 [iwldvm]
 [<ffffffffa04e5f0d>] iwlagn_mac_remove_interface+0x8d/0x1b0 [iwldvm]
 [<ffffffffa0459b3d>] ieee80211_do_stop+0x29d/0x7f0 [mac80211]
 [<ffffffff81661da5>] ? _raw_spin_unlock_bh+0x15/0x20
 [<ffffffff81574121>] ? dev_deactivate_many+0x1f1/0x240
 [<ffffffffa045a0aa>] ieee80211_stop+0x1a/0x20 [mac80211]
 [<ffffffff8154f7cd>] __dev_close_many+0x7d/0xc0
 [<ffffffff81551fe6>] __dev_close+0x46/0x70
 [<ffffffff81661da5>] ? _raw_spin_unlock_bh+0x15/0x20
 [<ffffffff81555ee1>] __dev_change_flags+0xa1/0x180
 [<ffffffff81556078>] dev_change_flags+0x28/0x70
 [<ffffffff81561ab1>] do_setlink+0x351/0x980
 [<ffffffff81321751>] ? nla_parse+0x31/0xe0
 [<ffffffff815647ae>] rtnl_newlink+0x36e/0x580
 [<ffffffff8118a373>] ? __kmalloc_node_track_caller+0x63/0x2a0
 [<ffffffff81564253>] rtnetlink_rcv_msg+0x113/0x300
 [<ffffffff8154742c>] ? __alloc_skb+0x7c/0x290
 [<ffffffff81564140>] ? __rtnl_unlock+0x20/0x20
 [<ffffffff8157f571>] netlink_rcv_skb+0xb1/0xc0
 [<ffffffff81560975>] rtnetlink_rcv+0x25/0x40
 [<ffffffff8157ee91>] netlink_unicast+0x1a1/0x220
 [<ffffffff8157f211>] netlink_sendmsg+0x301/0x3c0
 [<ffffffff8153a450>] sock_sendmsg+0xb0/0xe0
 [<ffffffff8153bf31>] ? sock_recvmsg+0xc1/0xf0
 [<ffffffff8153be5c>] __sys_sendmsg+0x3ac/0x3c0
 [<ffffffff8153de29>] sys_sendmsg+0x49/0x90
 [<ffffffff8166a5d9>] system_call_fastpath+0x16/0x1b
Code: c0 01 80 38 00 75 f7 48 29 f8 5d c3 31 c0 5d c3 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 55 48 85 f6 48 8d 4e ff 48 89 e5 74 2a <80> 3f 00 74 25 48 89 f8 31 d2 eb 10 0f 1f 80 00 00 00 00 48 83 
RIP  [<ffffffff8130924d>] strnlen+0xd/0x40
 RSP <ffff88022295f318>
Comment 1 Lukasz Jagiello 2013-06-28 20:37:52 UTC 
Created attachment 766725 [details]
File: dmesg
Comment 2 Josh Boyer 2013-07-01 15:26:36 UTC 
Looks like the driver was doing a channel switch and sdata may have had a null ->name ?
Comment 3 Stanislaw Gruszka 2013-07-26 13:58:43 UTC 
Patch posted here:
http://marc.info/?l=linux-wireless&m=137484516931555&w=2
Josh, please apply it as fix for this bug.
Comment 4 Josh Boyer 2013-07-26 15:37:10 UTC 
Applied to f18-rawhide.  Thanks!
Comment 5 Fedora Update System 2013-07-30 14:08:24 UTC 
kernel-3.10.4-300.fc19 has been submitted as an update for Fedora 19.
https://admin.fedoraproject.org/updates/kernel-3.10.4-300.fc19
Comment 6 Fedora Update System 2013-08-02 03:32:25 UTC 
kernel-3.10.4-300.fc19 has been pushed to the Fedora 19 stable repository.  If problems still persist, please make note of it in this bug report.