virttest.virt_vm: Add kernel panic pattern "general protection fault"

This fault comes from bug:
https://bugzilla.redhat.com/show_bug.cgi?id=912567

The kernel panic message is:
"""
general protection fault: 0000 [#1] SMP
last sysfs file: /sys/power/state
CPU 1
Modules linked in: bridge fuse uinput autofs4 sunrpc 8021q garp stp llc ipt_REJECT nf_conntrack_ipv4 nf_defrag_ipv4 iptable_filter ip_tables ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables ipv6 sg microcode virtio_balloon virtio_console snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device snd_pcm snd_timer snd soundcore snd_page_alloc e1000 i2c_piix4 i2c_core ext4 mbcache jbd2 virtio_blk sr_mod cdrom virtio_pci virtio_ring virtio pata_acpi ata_generic ata_piix dm_mirror dm_region_hash dm_log dm_mod [last unloaded: speedstep_lib]

Pid: 2704, comm: bonobo-activati Tainted: G    B      ---------------    2.6.32-358.el6.x86_64 #1 Red Hat KVM
RIP: 0010:[<ffffffff81197619>]  [<ffffffff81197619>] do_sys_poll+0x269/0x520
RSP: 0018:ffff880119d83b28  EFLAGS: 00010202
RAX: 17e05967908ddc73 RBX: ffff880119d83f04 RCX: 953bc6ebfc12a10d
RDX: ffff880119cfcf00 RSI: ffff880119d83f04 RDI: ffff880119cfcf30
RBP: ffff880119d83f38 R08: 953bc6ebfc12a10e R09: 0000000000000001
R10: 0000001100000003 R11: 0000001300000003 R12: ffff880119d83e7c
R13: ffff880119d83e44 R14: ffff880119cfcf00 R15: ffff880119d83b88
FS:  00007f68e5b8d700(0000) GS:ffff880028300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 00007fdce1db37d7 CR3: 0000000119c3d000 CR4: 00000000000006e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process bonobo-activati (pid: 2704, threadinfo ffff880119d82000, task ffff880119d80aa0)
Stack:
 ffff88011cb4b080 ffff880100000000 ffff880119d80aa0 00ff88011cb4b080
<d> 00007f68d8005450 0000000000000000 ffff880119d83b88 0000000000000000
<d> 0000000000000000 000000008143cfd7 ffff880119d83df8 0000000028216768
Call Trace:
 [<ffffffff81197160>] ? __pollwait+0x0/0xf0
 [<ffffffff81197250>] ? pollwake+0x0/0x60
 [<ffffffff81197250>] ? pollwake+0x0/0x60
 [<ffffffff81197250>] ? pollwake+0x0/0x60
 [<ffffffff81197250>] ? pollwake+0x0/0x60
 [<ffffffff81197250>] ? pollwake+0x0/0x60
 [<ffffffff81197250>] ? pollwake+0x0/0x60
 [<ffffffff81197250>] ? pollwake+0x0/0x60
 [<ffffffff81197250>] ? pollwake+0x0/0x60
 [<ffffffff810ace0b>] ? sys_futex+0x7b/0x170
 [<ffffffff81197b8c>] do_restart_poll+0x3c/0x60
 [<ffffffff8100b341>] ? int_signal+0x12/0x17
 [<ffffffff8108254f>] sys_restart_syscall+0x1f/0x30
 [<ffffffff8100b072>] system_call_fastpath+0x16/0x1b
Code: 00 00 00 0f 1f 80 00 00 00 00 48 89 de e8 60 ac fe ff 48 85 c0 49 89 c6 0f 84 54 01 00 00 48 8b 40 20 48 85 c0 0f 84 37 01 00 00 <48> 8b 40 38 48 85 c0 0f 84 2a 01 00 00 4d 85 ff 74 18 41 0f b7
RIP  [<ffffffff81197619>] do_sys_poll+0x269/0x520
 RSP <ffff880119d83b28>
"""

Signed-off-by: Qingtang Zhou <qzhou@redhat.com>