I've got the same problem, so here's the output for 'lsmod | sort' :
acer_wmi 32548 0
be2iscsi 93412 0
bnx2i 54715 0
cnic 66882 1 bnx2i
coretemp 13394 0
crc32c_intel 12902 0
cxgb3 155602 1 cxgb3i
cxgb3i 32951 0
cxgb4 113494 1 cxgb4i
cxgb4i 32880 0
dm_crypt 22845 1
drm 264190 5 i915,drm_kms_helper
drm_kms_helper 44759 1 i915
ebtable_filter 12828 0
ebtable_nat 12808 0
ebtables 30758 2 ebtable_nat,ebtable_filter
fat 56452 1 vfat
fuse 78033 3
ghash_clmulni_intel 13260 0
i2c_algo_bit 13258 1 i915
i2c_core 38354 6 drm,i915,i2c_i801,drm_kms_helper,i2c_algo_bit,videodev
i2c_i801 18135 0
i915 567858 4
ib_addr 13786 1 rdma_cm
ib_cm 41726 1 rdma_cm
ib_core 74065 6 rdma_cm,ib_cm,ib_sa,iw_cm,ib_mad,ib_iser
ib_iser 37806 0
ib_mad 46341 2 ib_cm,ib_sa
ib_sa 32956 2 rdma_cm,ib_cm
ip6table_filter 12816 1
ip6table_mangle 12701 1
ip6_tables 26943 2 ip6table_filter,ip6table_mangle
ip6t_REJECT 12940 2
iptable_mangle 12696 1
iptable_nat 13012 1
ipt_MASQUERADE 12881 1
iscsi_boot_sysfs 15642 1 be2iscsi
iscsi_tcp 18334 0
iTCO_vendor_support 13420 1 iTCO_wdt
iTCO_wdt 13481 0
iw_cm 18222 1 rdma_cm
joydev 17378 0
kvm 431794 1 kvm_intel
kvm_intel 132720 0
libcxgbi 56493 2 cxgb3i,cxgb4i
libiscsi 50543 8 libiscsi_tcp,bnx2i,cxgb3i,cxgb4i,be2iscsi,iscsi_tcp,ib_iser,libcxgbi
libiscsi_tcp 24177 4 cxgb3i,cxgb4i,iscsi_tcp,libcxgbi
lpc_ich 17062 0
macvlan 18732 1 macvtap
macvtap 18241 1 vhost_net
mdio 13436 1 cxgb3
media 20445 2 uvcvideo,videodev
mei 75354 0
mfd_core 13183 1 lpc_ich
microcode 23449 0
mmc_core 106983 1 sdhci
Module Size Used by
nf_conntrack 84207 9 nf_conntrack_netbios_ns,ipt_MASQUERADE,nf_nat,nf_nat_ipv4,xt_conntrack,nf_conntrack_broadcast,iptable_nat,nf_conntrack_ipv4,nf_conntrack_ipv6
nf_conntrack_broadcast 12528 1 nf_conntrack_netbios_ns
nf_conntrack_ipv4 14809 20
nf_conntrack_ipv6 18624 23
nf_conntrack_netbios_ns 12666 0
nf_defrag_ipv4 12674 1 nf_conntrack_ipv4
nf_defrag_ipv6 18206 1 nf_conntrack_ipv6
nf_nat 25642 3 ipt_MASQUERADE,nf_nat_ipv4,iptable_nat
nf_nat_ipv4 13200 1 iptable_nat
rdma_cm 42167 1 ib_iser
rfkill 21737 2 acer_wmi
scsi_transport_iscsi 57491 8 bnx2i,be2iscsi,iscsi_tcp,ib_iser,libcxgbi,libiscsi
sdhci 37836 1 sdhci_pci
sdhci_pci 18661 0
snd 79380 15 snd_hda_codec_realtek,snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_pcm,snd_seq,snd_hda_codec,snd_hda_intel,snd_seq_device
snd_hda_codec 131731 3 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_intel
snd_hda_codec_hdmi 36749 1
snd_hda_codec_realtek 78233 1
snd_hda_intel 37938 3
snd_hwdep 17651 1 snd_hda_codec
snd_page_alloc 18269 2 snd_pcm,snd_hda_intel
snd_pcm 98005 3 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel
snd_seq 64878 0
snd_seq_device 14137 1 snd_seq
snd_timer 28691 2 snd_pcm,snd_seq
soundcore 14492 1 snd
sparse_keymap 13527 1 acer_wmi
sunrpc 255581 1
tg3 149165 0
tun 22939 1 vhost_net
uinput 17615 0
uio 19045 1 cnic
uvcvideo 80925 0
vfat 17462 1
vhost_net 33860 0
video 18992 2 i915,acer_wmi
videobuf2_core 34281 1 uvcvideo
videobuf2_memops 13391 1 videobuf2_vmalloc
videobuf2_vmalloc 12968 1 uvcvideo
videodev 120901 2 uvcvideo,videobuf2_core
wmi 18698 1 acer_wmi
xt_conntrack 12761 42
And the output for 'lspci':
00:00.0 Host bridge: Intel Corporation 2nd Generation Core Processor Family DRAM Controller (rev 09)
00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09)
00:16.0 Communication controller: Intel Corporation 6 Series/C200 Series Chipset Family MEI Controller #1 (rev 04)
00:1a.0 USB controller: Intel Corporation 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #2 ...
(more)
Duplicate of https://ask.fedoraproject.org/question/23089/broadcom-4312-problems/