Backtrace

BUG: unable to handle page fault for address: ffffffbd8d249c81
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 137015067 P4D 137015067 PUD 0 
Oops: 0000 [#2] PREEMPT SMP NOPTI
CPU: 1 PID: 3659 Comm: systemd-coredum Tainted: G      D            6.1.14-200.fc37.x86_64 #1
Hardware name: CSL Computer GmbH & Co. KG Tablet PC CSL Panther Tab HD/rev1.1, BIOS X2013.2104042.006 06/03/2021
RIP: 0010:memory_open+0x34/0x60
Code: ff 0f 00 83 f8 0b 77 38 48 98 48 c1 e0 05 48 8b 90 70 7c 3a 8d 48 05 60 7c 3a 8d 48 85 d2 74 20 8b 40 18 48 89 56 28 09 46 44 <48> 8b 42 70 48 85 c0 74 06 ff e0 cc 66 90 cc 31 c0 c3 cc cc cc cc
RSP: 0018:ffffb171451e3be8 EFLAGS: 00010206
RAX: 0000000000000000 RBX: ffff9290014b5a80 RCX: 0000000000000000
RDX: ffffffbd8d249c11 RSI: ffff929026834d00 RDI: ffff929001539600
RBP: ffff929001539600 R08: 0000000000000064 R09: ffff929001539600
R10: ffffb171451e3c30 R11: ffff929026834d10 R12: ffff929026834d00
R13: ffffffff8d3a7b40 R14: ffff929026834d10 R15: ffff929026834d00
FS:  00007f919d0eab40(0000) GS:ffff92907bc80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffbd8d249c81 CR3: 0000000165bba000 CR4: 0000000000350ee0
Call Trace:
 <TASK>
 chrdev_open+0xb1/0x220
 ? __unregister_chrdev+0x50/0x50
 do_dentry_open+0x1e2/0x410
 path_openat+0xb56/0x1230
 ? page_add_file_rmap+0x97/0x380
 do_filp_open+0x9e/0x130
 do_sys_openat2+0x96/0x150
 __x64_sys_openat+0x5c/0x80
 do_syscall_64+0x58/0x80
 ? __schedule+0x367/0x1360
 ? __rseq_handle_notify_resume+0x96/0x460
 ? handle_mm_fault+0xdb/0x2d0
 ? fpregs_restore_userregs+0x12/0xe0
 ? exit_to_user_mode_prepare+0x18f/0x1f0
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f919da68f35
Code: 75 53 89 f0 25 00 00 41 00 3d 00 00 41 00 74 45 80 3d d6 06 0e 00 00 74 69 89 da 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 8f 00 00 00 48 8b 54 24 28 64 48 2b 14 25
RSP: 002b:00007fff80b75280 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000080101 RCX: 00007f919da68f35
RDX: 0000000000080101 RSI: 00007f919dea2802 RDI: 00000000ffffff9c
RBP: 00007f919dea2802 R08: 00007f919e012880 R09: 00007f919db0647c
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000008
R13: 00007fff80b75570 R14: 000055afae8264b8 R15: 00007f919e043000
 </TASK>
Modules linked in: xfs nilfs2 jfs tls uinput rfcomm snd_seq_dummy snd_hrtimer 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_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables nfnetlink qrtr snd_soc_sof_es8336 snd_sof_probes snd_soc_intel_hda_dsp_common snd_hda_codec_hdmi snd_soc_dmic bnep snd_sof_pci_intel_apl snd_sof_intel_hda_common soundwire_intel intel_pmc_bxt soundwire_generic_allocation intel_telemetry_pltdrv intel_punit_ipc intel_telemetry_core soundwire_cadence x86_pkg_temp_thermal intel_powerclamp snd_sof_intel_hda snd_sof_pci coretemp snd_sof_xtensa_dsp kvm_intel snd_sof snd_sof_utils soundwire_bus rtw88_8821ce kvm rtw88_8821c snd_soc_avs rtw88_pci snd_soc_hda_codec mei_hdcp rtw88_core mei_pxp irqbypass snd_soc_skl intel_rapl_msr sunrpc rapl mac80211 intel_cstate uvcvideo snd_soc_hdac_hda btusb snd_hda_ext_core
 pcspkr snd_soc_sst_ipc snd_soc_sst_dsp btrtl snd_soc_acpi_intel_match i2c_i801 snd_soc_es8316 btbcm snd_soc_acpi spi_pxa2xx_platform btintel i2c_smbus videobuf2_vmalloc dw_dmac binfmt_misc videobuf2_memops btmtk videobuf2_v4l2 libarc4 snd_hda_intel videobuf2_common videodev snd_soc_core bluetooth vfat mc fat snd_intel_dspcfg snd_intel_sdw_acpi snd_compress snd_hda_codec ac97_bus cfg80211 processor_thermal_device_pci_legacy processor_thermal_device snd_hda_core processor_thermal_rfim snd_pcm_dmaengine snd_hwdep rfkill processor_thermal_mbox idma64 snd_seq snd_seq_device processor_thermal_rapl mei_me snd_pcm mei intel_rapl_common intel_soc_dts_iosf kxcjk_1013 industrialio_triggered_buffer kfifo_buf snd_timer industrialio snd squashfs silead soundcore intel_hid int3400_thermal int3403_thermal int340x_thermal_zone sparse_keymap acpi_thermal_rel loop zram i915 mmc_block crct10dif_pclmul crc32_pclmul crc32c_intel polyval_generic sdhci_pci cqhci ghash_clmulni_intel sdhci drm_buddy
 sha512_ssse3 drm_display_helper wdat_wdt serio_raw mmc_core cec ttm video wmi pinctrl_geminilake ip6_tables ip_tables fuse
CR2: ffffffbd8d249c81