Additional info:
BUG: soft lockup - CPU#0 stuck for 22s! [pool:3954]
Modules linked in: pppoe pppox ppp_generic slhc rfcomm ipt_MASQUERADE nf_conntrack_netbios_ns nf_conntrack_broadcast bnep ip6table_mangle ip6t_REJECT bluetooth rfkill nf_conntrack_ipv6 nf_defrag_ipv6 iptable_nat nf_nat iptable_mangle nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ebtable_filter ebtables ip6table_filter ip6_tables snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device snd_pcm 8139too snd_page_alloc ppdev parport_pc edac_core 8139cp asus_atk0110 snd_timer snd soundcore edac_mce_amd i2c_viapro shpchp parport mii i2c_core k8temp uinput ata_generic pata_acpi pata_via sata_via pata_jmicron
CPU 0 
Pid: 3954, comm: pool Not tainted 3.6.10-4.fc18.x86_64 #1 System manufacturer System Product Name/M2V-MX
RIP: 0010:[<ffffffff810ac4af>]  [<ffffffff810ac4af>] ktime_get_ts+0xaf/0xf0
RSP: 0018:ffff88005d217ad8  EFLAGS: 00000202
RAX: 3dbe7c39aee47dcf RBX: ffff88005d217b90 RCX: 00000000000009e5
RDX: 000000004252a2bb RSI: 000000002363795a RDI: ffffffff81c20940
RBP: ffff88005d217af8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000004000 R11: 0000000000000293 R12: 0000000000000001
R13: ffffeff900000000 R14: 007fffff37fec6c0 R15: ffffffff81ca1c80
FS:  00007fe764a05700(0000) GS:ffff880137c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe7dc632000 CR3: 000000005d26c000 CR4: 00000000000007f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process pool (pid: 3954, threadinfo ffff88005d216000, task ffff88005d2f5c40)
Stack:
 0000000000000000 ffff88005d217f48 ffff88005d2f5c40 0000000000000001
 ffff88005d217b38 ffffffff811a3911 000000005284f45d ffffffff814fec1c
 ffff88005d217bac 0000000000000001 0000000000000000 ffff88005d217b98
Call Trace:
 [<ffffffff811a3911>] select_estimate_accuracy+0x31/0x110
 [<ffffffff814fec1c>] ? sock_sendmsg+0xbc/0xf0
 [<ffffffff811a4c6b>] do_sys_poll+0x46b/0x4d0
 [<ffffffff811a3590>] ? poll_schedule_timeout+0x70/0x70
 [<ffffffff8158a614>] ? fib_table_lookup+0x2a4/0x350
 [<ffffffff81547c05>] ? __ip_route_output_key+0x855/0x890
 [<ffffffff81623a95>] ? _raw_spin_unlock_bh+0x15/0x20
 [<ffffffff81503236>] ? release_sock+0x106/0x150
 [<ffffffff8150102a>] ? __sys_sendmmsg+0x14a/0x190
 [<ffffffff810ac44c>] ? ktime_get_ts+0x4c/0xf0
 [<ffffffff811a3a62>] ? poll_select_set_timeout+0x72/0x90
 [<ffffffff811a4dab>] sys_poll+0x6b/0x100
 [<ffffffff8162bae9>] system_call_fastpath+0x16/0x1b
Code: 00 75 9c 48 01 f0 48 03 0b 48 3d ff c9 9a 3b 76 31 31 d2 66 0f 1f 84 00 00 00 00 00 48 2d 00 ca 9a 3b 83 c2 01 48 3d ff c9 9a 3b <77> ef 48 01 ca 48 89 43 08 48 89 13 48 83 c4 08 5b 41 5c 41 5d