Backtrace

BUG: unable to handle page fault for address: 0000000000020034
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#1] SMP PTI
CPU: 1 PID: 2528 Comm: PK-Backend Tainted: G          I       5.11.12-300.fc34.x86_64 #1
Hardware name: Dell Inc. Latitude E5250/06FDV4, BIOS A05 01/05/2015
RIP: 0010:find_get_entry+0x70/0x170
Code: e7 e8 74 07 41 00 48 89 c7 48 3d 06 04 00 00 74 e4 48 3d 02 04 00 00 74 dc 48 85 c0 0f 84 c4 00 00 00 a8 01 0f 85 c1 00 00 00 <8b> 40 34 85 c0 74 c4 8d 50 01 f0 0f b1 57 34 75 f2 48 8b 47 08 a8
RSP: 0018:ffffb02780fa7cb0 EFLAGS: 00010246
RAX: 0000000000020000 RBX: 000000000000000e RCX: 0000000000000000
RDX: 0000000000000039 RSI: ffff8b0663c2c6d8 RDI: 0000000000020000
RBP: 0000000000100cca R08: 0000000000000000 R09: ffffb02780fa7de8
R10: 0000000000001000 R11: ffff8b05f08928c0 R12: 00000000000006b9
R13: ffff8b065d3c8758 R14: 0000000000002e40 R15: ffff8b0618494f00
FS:  00007f943a8fd640(0000) GS:ffff8b08cf480000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000020034 CR3: 0000000130956002 CR4: 00000000003706e0
Call Trace:
 pagecache_get_page+0x51/0x470
 grab_cache_page_write_begin+0x1d/0x40
 ext4_da_write_begin+0xc1/0x490
 generic_perform_write+0xb3/0x1a0
 ? file_update_time+0x3e/0x120
 ext4_buffered_write_iter+0xa7/0x160
 new_sync_write+0x108/0x180
 vfs_write+0x1b8/0x270
 ksys_write+0x4f/0xc0
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f945838e7df
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 79 47 f9 ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc 47 f9 ff 48
RSP: 002b:00007f943a8fc240 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000003000 RCX: 00007f945838e7df
RDX: 0000000000003000 RSI: 00007f9417e2d690 RDI: 000000000000000e
RBP: 00007f9417e2d690 R08: 0000000000000000 R09: 00007f9419c196e0
R10: 0000000000000001 R11: 0000000000000293 R12: 0000000000003000
R13: 00007f9417f1d610 R14: 0000000000003000 R15: 00007f9458461700
Modules linked in: uinput snd_seq_dummy snd_hrtimer rfcomm ccm 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 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 nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc dell_laptop snd_hda_codec_realtek snd_hda_codec_generic uvcvideo ledtrig_audio dell_wmi videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common iwlmvm btusb btrtl videodev mac80211 btbcm btintel x86_pkg_temp_thermal intel_powerclamp bluetooth mc coretemp kvm_intel kvm irqbypass libarc4 rapl mei_hdcp iTCO_wdt snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg soundwire_intel intel_pmc_bxt soundwire_generic_allocation iTCO_vendor_support snd_soc_core ppdev snd_compress
 intel_cstate snd_pcm_dmaengine soundwire_cadence snd_hda_codec iwlwifi snd_hda_core ac97_bus snd_hwdep snd_seq intel_rapl_msr cfg80211 snd_seq_device dell_smbios dell_smm_hwmon dcdbas intel_uncore ecdh_generic ecc snd_pcm sparse_keymap joydev pcspkr dell_wmi_descriptor wmi_bmof snd_timer snd lpc_ich soundcore mei_me i2c_i801 processor_thermal_device parport_pc processor_thermal_rfim mei processor_thermal_mbox i2c_smbus parport processor_thermal_rapl intel_rapl_common int3403_thermal intel_soc_dts_iosf int3400_thermal int3402_thermal int340x_thermal_zone acpi_thermal_rel dell_rbtn dell_smo8800 acpi_pad rfkill zram ip_tables i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit drm_kms_helper ghash_clmulni_intel sdhci_pci cqhci cec sdhci e1000e drm mmc_core serio_raw wmi video fuse
CR2: 0000000000020034