Backtrace

BUG: unable to handle page fault for address: ffff9580d45b6847
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 131801067 P4D 131801067 PUD 0 
Oops: 0002 [#1] SMP NOPTI
CPU: 1 PID: 2558 Comm: totem Not tainted 5.8.18-100.fc31.x86_64 #1
Hardware name: SAMSUNG ELECTRONICS CO., LTD. 355V4C/356V4C/3445VC/3545VC/NP355V5C-A06UK, BIOS P07ABF 07/04/2013
RIP: 0010:unix_stream_read_generic+0x827/0x980
Code: cf 66 6b ff 84 c0 0f 84 d1 fd ff ff 31 ff e8 20 67 6b ff e9 c5 fd ff ff 45 01 77 44 8b 83 80 01 00 00 8f c0 0f 89 27 01 00 00 <ff> 8b 47 38 48 85 c0 74 bf 0f bf 00 66 85 c0 0f bf 32 01 00 00 4c
RSP: 0018:ffffa17381a9fc00 EFLAGS: 00010296
RAX: 0000000000000000 RBX: ffff95814f133000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff95815db9d6d4
RBP: ffff95814f133370 R08: 0000000000000000 R09: 0000000000000200
R10: 0000000040000000 R11: 0000000000000000 R12: ffffa17381a9fce0
R13: ffff95814f1330d0 R14: 0000000000000028 R15: ffff95815db9d600
FS:  00007fe908327140(0000) GS:ffff9581b9480000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff9580d45b6847 CR3: 0000000152bca000 CR4: 00000000000406e0
Call Trace:
 ? sock_has_perm+0x84/0xa0
 ? unix_stream_recvmsg+0x43/0x50
 unix_set_peek_off+0x50/0x50
 ? ____sys_recvmsg+0x83/0x180
 ? import_iovec+0x27/0xd0
 ? copy_msghdr_from_user+0x4c/0x70
 ? ___sys_recvmsg+0x6d/0x90
 ? __sys_recvmsg+0x46/0x80
 ? do_syscall_64+0x4d/0x90
 ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
Modules linked in: uinput rfcomm xt_CHECKSUM xt_MASQUERADE nf_nat_tftp nf_conntrack_tftp nf_conntrack_netbios_ns nf_conntrack_broadcast xt_CT ip6t_REJECT nf_reject_ipv6 ip6t_rpfilter ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat iptable_mangle iptable_raw iptable_security nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tun bridge stp llc ccm ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc vfat fat ath9k ath9k_common ath9k_hw mac80211 edac_mce_amd kvm_amd ccp kvm irqbypass ath ath3k btusb btrtl btbcm pcspkr btintel bluetooth uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common videodev snd_hda_codec_realtek mc snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi snd_hda_intel ecdh_generic ecc snd_intel_dspcfg snd_hda_codec snd_hda_core rtsx_usb_ms memstick snd_hwdep snd_seq snd_seq_device snd_pcm cfg80211
 libarc4 rfkill snd_timer snd joydev soundcore sp5100_tco i2c_piix4 k10temp acpi_cpufreq ip_tables radeon i2c_algo_bit drm_kms_helper rtsx_usb_sdmmc mmc_core cec ttm crct10dif_pclmul crc32_pclmul crc32c_intel drm ghash_clmulni_intel rtsx_usb serio_raw r8169 wmi video fuse
CR2: ffff9580d45b6847