Bug 881114

Additional info:
libreport version: 2.0.18
abrt_version:   2.0.18
cmdline:        BOOT_IMAGE=/vmlinuz-3.6.6-1.fc17.x86_64 root=/dev/mapper/vg_itloanerlty-lv_root ro rd.lvm.lv=vg_itloanerlty/lv_root rd.dm=0 rd.lvm.lv=vg_itloanerlty/lv_swap SYSFONT=True KEYTABLE=us rd.md=0 rd.luks=0 LANG=en_US.UTF-8 rhgb quiet
kernel:         3.6.6-1.fc17.x86_64

backtrace:
:BUG: soft lockup - CPU#0 stuck for 23s! [NetworkManager:679]
:Modules linked in: binfmt_misc fuse lockd bnep sunrpc bluetooth ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter nf_conntrack_ipv4 ip6_tables nf_defrag_ipv4 xt_state nf_conntrack snd_hda_codec_idt arc4 snd_hda_intel snd_hda_codec iwl3945 snd_hwdep coretemp snd_seq snd_seq_device snd_pcm iwlegacy mac80211 cfg80211 snd_page_alloc snd_timer rfkill snd kvm iTCO_wdt iTCO_vendor_support lpc_ich tg3 microcode soundcore mfd_core dell_laptop dcdbas i2c_i801 dell_wmi sparse_keymap uinput firewire_ohci firewire_core yenta_socket crc_itu_t nouveau mxm_wmi wmi video i2c_algo_bit drm_kms_helper ttm drm i2c_core
:CPU 0 
:Pid: 679, comm: NetworkManager Not tainted 3.6.6-1.fc17.x86_64 #1 Dell Inc. Latitude D630                   /0WM416
:RIP: 0010:[<ffffffffa01ff031>]  [<ffffffffa01ff031>] tg3_read32+0x11/0x20 [tg3]
:RSP: 0018:ffff8800788d1548  EFLAGS: 00000282
:RAX: 00000000ffffffff RBX: ffffc900048c044c RCX: 0000000000000000
:RDX: 0000000000005e38 RSI: ffffc900048c044c RDI: ffff88007b218800
:RBP: ffff8800788d1548 R08: 0000000000000004 R09: 00000000a002029a
:R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
:R13: 0000000037dcf8bc R14: 0000000000000004 R15: 00000000a002029a
:FS:  00007f958787b840(0000) GS:ffff88007fc00000(0000) knlGS:0000000000000000
:CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
:CR2: 00007f3b0d969019 CR3: 0000000078dbe000 CR4: 00000000000007f0
:DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
:DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
:Process NetworkManager (pid: 679, threadinfo ffff8800788d0000, task ffff880078db4530)
:Stack:
: ffff8800788d1578 ffffffffa0201bd0 ffff8800788d15ac ffff88007b218800
: 0000000000000046 ffff8800788d15ac ffff8800788d1628 ffffffffa020bb14
: ffff8800788d15c8 ffffffff814f30c7 ffff8800080c0000 ffff88007c0f3400
:Call Trace:
: [<ffffffffa0201bd0>] tg3_readphy+0xa0/0x140 [tg3]
: [<ffffffffa020bb14>] tg3_setup_phy+0x474/0x2240 [tg3]
: [<ffffffff814f30c7>] ? pci_conf1_write+0xc7/0x110
: [<ffffffff814f5c04>] ? raw_pci_write+0x24/0x50
: [<ffffffff812f9938>] ? pci_bus_write_config_dword+0x78/0x90
: [<ffffffffa02105a5>] tg3_power_down_prepare+0x295/0x920 [tg3]
: [<ffffffffa02087f8>] ? tg3_free_consistent+0x248/0x320 [tg3]
: [<ffffffffa0210c46>] tg3_power_down+0x16/0x50 [tg3]
: [<ffffffffa0210edb>] tg3_close+0x25b/0x320 [tg3]
: [<ffffffff8150bf5d>] __dev_close_many+0x7d/0xc0
: [<ffffffff8150bfd8>] __dev_close+0x38/0x50
: [<ffffffff81512351>] __dev_change_flags+0xa1/0x180
: [<ffffffff815124e8>] dev_change_flags+0x28/0x70
: [<ffffffff8151fc7a>] do_setlink+0x37a/0xa10
: [<ffffffff812f8291>] ? nla_parse+0x31/0xe0
: [<ffffffff812f8291>] ? nla_parse+0x31/0xe0
: [<ffffffff81520d5e>] rtnl_newlink+0x37e/0x560
: [<ffffffff812816c9>] ? selinux_capable+0x39/0x50
: [<ffffffff81520574>] rtnetlink_rcv_msg+0x114/0x300
: [<ffffffff81520460>] ? __rtnl_unlock+0x20/0x20
: [<ffffffff815399c1>] netlink_rcv_skb+0xa1/0xb0
: [<ffffffff8151d835>] rtnetlink_rcv+0x25/0x40
: [<ffffffff8153931d>] netlink_unicast+0x19d/0x220
: [<ffffffff81539678>] netlink_sendmsg+0x2d8/0x390
: [<ffffffff814f8b4c>] sock_sendmsg+0xbc/0xf0
: [<ffffffff814f9077>] ? sock_recvmsg+0xd7/0x110
: [<ffffffff814f8f2c>] __sys_sendmsg+0x3ac/0x3c0
: [<ffffffff814fadc9>] sys_sendmsg+0x49/0x90
: [<ffffffff81625929>] system_call_fastpath+0x16/0x1b
:Code: 66 66 90 89 f6 48 03 77 28 89 16 5d c3 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 66 66 66 66 90 89 f6 48 03 77 28 8b 06 <5d> c3 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 66 66