Backtrace

BUG: unable to handle page fault for address: ffff99ca83f9c740
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 5ae01067 P4D 5ae01067 PUD 0 
Oops: 0000 [#1] SMP PTI
CPU: 0 PID: 3164 Comm: JS Watchdog Not tainted 5.14.10-300.fc35.x86_64 #1
Hardware name: HP HP ProBook 640 G2/80FD, BIOS N76 Ver. 01.02 03/01/2016
RIP: 0010:refill_obj_stock+0x49/0x120
Code: 00 0f 85 c3 00 00 00 48 c7 c3 00 88 02 00 65 48 03 1d 1b 44 ce 4e 45 31 ed 48 83 c3 10 4c 39 23 74 64 48 89 df e8 87 f3 ff ff <49> 8b 04 24 a8 03 75 74 65 48 ff 00 e8 c6 2e e3 ff 4c 89 23 41 8b
RSP: 0018:ffffb8ff0360fc20 EFLAGS: 00010282
RAX: 00003f3263a66230 RBX: ffff99cc9c228810 RCX: 0000000000020000
RDX: 00000000fffe6b28 RSI: 0000000000000006 RDI: 00003f3263816660
RBP: 00000000000000d0 R08: 0000000000000030 R09: fffffffffffe6b28
R10: ffff99cbf2842258 R11: 0000000000000001 R12: ffff99ca83f9c740
R13: 0000000000000000 R14: ffffdf2c01ca1080 R15: ffff99cc801fab00
FS:  0000000000000000(0000) GS:ffff99cc9c200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff99ca83f9c740 CR3: 0000000005dd0001 CR4: 00000000003706f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ? remove_vma+0x5b/0x70
 kmem_cache_free+0x1fe/0x3f0
 remove_vma+0x5b/0x70
 exit_mmap+0xba/0x1c0
 mmput+0x61/0x140
 do_exit+0x2e9/0xa90
 do_group_exit+0x33/0xa0
 get_signal+0x16b/0x890
 ? smp_call_function_single_async+0x17/0x20
 ? update_process_times+0xb0/0xc0
 arch_do_signal_or_restart+0xfd/0x730
 ? __x64_sys_futex+0x63/0x1a0
 exit_to_user_mode_prepare+0x11a/0x240
 syscall_exit_to_user_mode+0x18/0x40
 do_syscall_64+0x48/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f179cfbf77a
Code: Unable to access opcode bytes at RIP 0x7f179cfbf750.
RSP: 002b:00007f179097dc50 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 00007f179cfbf77a
RDX: 0000000000000000 RSI: 0000000000000189 RDI: 00007f17815f8834
RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f17815f8834 R14: 0000000000000001 R15: 0000000000000000
Modules linked in: 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 ns bnep sunrpc vfat fat intel_rapl_msr iwlmvm intel_rapl_common uvcvideo mac80211 intel_tcc_cooling x86_pkg_temp_thermal intel_powerclamp videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 coretemp videobuf2_common libarc4 videodev snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc mc iTCO_wdt kvm_intel snd_soc_sst_dsp snd_soc_acpi_intel_match kvm snd_hda_codec_hdmi intel_pmc_bxt snd_soc_acpi snd_ctl_led snd_soc_core irqbypass iTCO_vendor_support snd_hda_codec_conexant snd_compress snd_hda_codec_generic btusb ac97_bus snd_pcm_dmaengine iwlwifi btrtl btbcm btintel ledtrig_audio snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec
 bluetooth snd_hda_core snd_hwdep rapl intel_cstate mei_hdcp cfg80211 snd_seq intel_uncore pcspkr hp_wmi ecdh_generic joydev platform_profile sparse_keymap snd_seq_device intel_wmi_thunderbolt wmi_bmof rfkill intel_xhci_usb_role_switch snd_pcm snd_timer mei_me hp_accel snd mei i2c_i801 soundcore lis3lv02d i2c_smbus wireless_hotkey intel_pch_thermal acpi_pad zram ip_tables i915 rtsx_pci_sdmmc crct10dif_pclmul mmc_core i2c_algo_bit ttm crc32_pclmul crc32c_intel drm_kms_helper cec ghash_clmulni_intel e1000e drm serio_raw rtsx_pci wmi video fuse
CR2: ffff99ca83f9c740