Backtrace

BUG: kernel NULL pointer dereference, address: 000000000000002f
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#1] SMP PTI
CPU: 2 PID: 2723015 Comm: vlc Tainted: G           OE     5.10.12-200.fc33.x86_64 #1
Hardware name: System manufacturer System Product Name/Z170 PRO GAMING, BIOS 3501 06/23/2017
RIP: 0010:v4l2_poll+0x23/0x70 [videodev]
Code: 84 00 00 00 00 00 90 0f 1f 44 00 00 41 54 53 48 8b 47 20 8b 40 4c 25 ff ff 0f 00 48 8b 1c c5 60 b8 20 c1 48 8b 83 a8 01 00 00 <48> 8b 40 18 48 85 c0 74 30 48 8b 93 08 05 00 00 41 bc 18 00 00 00
RSP: 0018:ffffbbffc945baf8 EFLAGS: 00010246
RAX: 0000000000000017 RBX: ffff9ba3d1c052a0 RCX: 0000000000000008
RDX: ffff9ba3a5480c01 RSI: ffffbbffc945bc78 RDI: ffff9ba3a5480c00
RBP: 0000000000000000 R08: 0000000000000026 R09: 0000000000004000
R10: 0000000000000026 R11: ffff9ba1dbe37740 R12: ffffbbffc945bb84
R13: ffffbbffc945bb8c R14: 0000000000000019 R15: ffff9ba3a5480c00
FS:  00007f29f0c94640(0000) GS:ffff9ba69ed00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000000002f CR3: 0000000208c98002 CR4: 00000000003726e0
Call Trace:
 do_sys_poll+0x26b/0x5a0
 ? irq_exit_rcu+0x4f/0x100
 ? asm_sysvec_apic_timer_interrupt+0x12/0x20
 ? update_load_avg+0x7a/0x5e0
 ? update_curr+0x6f/0x1b0
 ? reweight_entity+0x11e/0x130
 ? check_preempt_wakeup+0xf1/0x250
 ? get_order+0x20/0x20
 ? get_order+0x20/0x20
 ? wake_up_q+0x5b/0xa0
 ? futex_wake+0x12b/0x150
 ? do_futex+0x7db/0xc00
 ? video_usercopy+0xe2/0x590 [videodev]
 ? __x64_sys_futex+0x125/0x190
 __x64_sys_poll+0x27/0x110
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f2a4fd99a5f
Code: 54 24 1c 48 89 74 24 10 48 89 7c 24 08 e8 39 fa f8 ff 8b 54 24 1c 48 8b 74 24 10 41 89 c0 48 8b 7c 24 08 b8 07 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 89 44 24 08 e8 8d fa f8 ff 8b 44
RSP: 002b:00007f29f0c93d40 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
RAX: ffffffffffffffda RBX: 00007f29a8003090 RCX: 00007f2a4fd99a5f
RDX: 00000000ffffffff RSI: 0000000000000001 RDI: 00007f29f0c93d80
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000293 R12: 00007f29f0c93d80
R13: 0000000000000000 R14: 00007f29a8001120 R15: 0000000000000026
Modules linked in: cx231xx_alsa cx25840 cx231xx tveeprom cx2341x videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common videodev mc i2c_mux vfat fat uas usb_storage ib_core uinput xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc nft_objref nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) sunrpc snd_hda_codec_hdmi snd_hda_codec_realtek intel_rapl_msr snd_hda_codec_generic intel_rapl_common ledtrig_audio x86_pkg_temp_thermal intel_powerclamp snd_hda_intel coretemp
 snd_intel_dspcfg mei_hdcp soundwire_intel soundwire_generic_allocation snd_soc_core iTCO_wdt intel_pmc_bxt ee1004 iTCO_vendor_support kvm_intel snd_compress snd_pcm_dmaengine soundwire_cadence kvm snd_hda_codec snd_hda_core ac97_bus snd_hwdep snd_seq snd_seq_device snd_pcm irqbypass rapl eeepc_wmi intel_cstate snd_timer asus_wmi intel_uncore sparse_keymap pcspkr snd rfkill wmi_bmof soundcore i2c_i801 mei_me mxm_wmi i2c_smbus mei acpi_pad zram ip_tables xfs i915 crct10dif_pclmul i2c_algo_bit crc32_pclmul crc32c_intel drm_kms_helper cec ghash_clmulni_intel drm e1000e serio_raw wmi video fuse
CR2: 000000000000002f