Backtrace

BUG: unable to handle page fault for address: ffff9dd90f4d9838
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#5] SMP PTI
CPU: 1 PID: 46412 Comm: polkitd Tainted: G      D           5.11.22-100.fc32.x86_64 #1
Hardware name: TOSHIBA Satellite S70-A/Type2 - Board Product Name1, BIOS 1.60 04/18/2014
RIP: 0010:kmem_cache_alloc_trace+0x7f/0x1e0
Code: 9b d1 49 49 8b 00 49 83 78 10 00 48 89 04 24 0f 84 54 01 00 00 48 85 c0 0f 84 4b 01 00 00 41 8b 4c 24 28 49 8b 3c 24 48 01 c1 <48> 8b 19 48 89 ce 49 33 9c 24 b8 00 00 00 48 0f ce 48 31 f3 40 f6
RSP: 0018:ffffbffd82ad7bd8 EFLAGS: 00010282
RAX: ffff9dd90f4d9830 RBX: ffffbffd82ad7e60 RCX: ffff9dd90f4d9838
RDX: 0000000000066dc2 RSI: 0000000000000a20 RDI: 000000000002f060
RBP: ffff999780043d00 R08: ffff999acf46f060 R09: 0000000000000000
R10: 0000000000000027 R11: 0064662f666c6573 R12: ffff999780043d00
R13: 000000000000000b R14: ffffffffb63df55e R15: 0000000000000a20
FS:  00007f280accd140(0000) GS:ffff999acf440000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff9dd90f4d9838 CR3: 000000039fa3a003 CR4: 00000000001706e0
Call Trace:
 proc_self_get_link+0xae/0xd0
 ? proc_ns_dir_lookup+0xf0/0xf0
 step_into+0x539/0x6c0
 walk_component+0x62/0x190
 link_path_walk.part.0+0x20d/0x330
 ? path_init+0x2bd/0x3e0
 path_openat+0xa6/0xfa0
 ? do_user_addr_fault+0x1b3/0x480
 do_filp_open+0x75/0x100
 ? strncpy_from_user+0xfa/0x1a0
 ? alloc_fd+0x51/0x150
 do_sys_openat2+0x7b/0x130
 __x64_sys_openat+0x46/0x70
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f280b3d2114
Code: 24 20 eb 8f 66 90 44 89 54 24 0c e8 26 f5 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 58 f5 ff ff 8b 44
RSP: 002b:00007ffd08537f00 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f280b3d2114
RDX: 0000000000010000 RSI: 00007f280ce0a519 RDI: 00000000ffffff9c
RBP: 00007f280ce0a519 R08: 0000000000000000 R09: 000055c0962c60d0
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000010000
R13: 00007f280cda0600 R14: 0000000000000004 R15: 00007f280cdb4a0f
Modules linked in: uinput rfcomm cmac bnep xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc 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 tun sunrpc vfat fat squashfs loop ath3k btusb btrtl btbcm btintel bluetooth ecdh_generic snd_hda_codec_conexant ecc snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi intel_rapl_msr intel_rapl_common snd_hda_intel snd_intel_dspcfg soundwire_intel soundwire_generic_allocation snd_soc_core ath9k ath9k_common x86_pkg_temp_thermal intel_powerclamp ath9k_hw snd_compress snd_pcm_dmaengine soundwire_cadence coretemp
 snd_hda_codec kvm_intel snd_hda_core ac97_bus uvcvideo snd_hwdep mac80211 kvm snd_seq videobuf2_vmalloc iTCO_wdt snd_seq_device videobuf2_memops intel_pmc_bxt mei_hdcp iTCO_vendor_support videobuf2_v4l2 ath at24 irqbypass snd_pcm rapl videobuf2_common intel_cstate cfg80211 videodev intel_uncore toshiba_acpi snd_timer i2c_i801 pcspkr wmi_bmof i2c_smbus sparse_keymap joydev mc snd mei_me libarc4 toshiba_bluetooth industrialio mei soundcore lpc_ich rfkill binfmt_misc ip_tables hid_logitech_hidpp i915 nouveau hid_logitech_dj mxm_wmi drm_ttm_helper ttm i2c_algo_bit drm_kms_helper crct10dif_pclmul crc32_pclmul cec crc32c_intel drm ghash_clmulni_intel alx serio_raw mdio wmi video fuse
CR2: ffff9dd90f4d9838