Backtrace

general protection fault, probably for non-canonical address 0x73cf1f447d13c30d: 0000 [#3] SMP PTI
CPU: 8 PID: 3484 Comm: Socket Thread Tainted: G S    D           5.14.18-100.fc33.x86_64 #1
Hardware name: Hewlett-Packard HP Z840 Workstation/2129, BIOS M60 v01.62 07/22/2015
RIP: 0010:__kmalloc+0xf7/0x2d0
Code: 05 be e9 cf 6d 49 8b 00 49 83 78 10 00 48 89 04 24 0f 84 9e 01 00 00 48 85 c0 0f 84 95 01 00 00 8b 4d 28 48 8b 7d 00 48 01 c1 <48> 8b 19 48 89 ce 48 33 9d b8 00 00 00 48 0f ce 48 31 f3 40 f6 c7
RSP: 0018:ffffafff8da43ad0 EFLAGS: 00010202
RAX: 73cf1f447d13c2dd RBX: 0000000000000cc0 RCX: 73cf1f447d13c30d
RDX: 0000000000032a37 RSI: 0000000000000cc0 RDI: 00000000000300c0
RBP: ffff8cb940042600 R08: ffff8cc84fa300c0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000cc0 R14: 0000000000000060 R15: ffffffff9236750e
FS:  00007fcbafc52640(0000) GS:ffff8cc84fa00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fcb41205000 CR3: 000000010c170001 CR4: 00000000001706e0
Call Trace:
 do_sys_poll+0xee/0x570
 ? __mod_memcg_lruvec_state+0x1f/0xe0
 ? page_vma_mapped_walk+0x59c/0xa50
 ? free_unref_page+0xbd/0x130
 ? migrate_pages+0xd23/0xf40
 ? do_pages_stat+0x190/0x190
 ? migrate_vma_collect_hole+0xa0/0xa0
 ? task_numa_fault+0x280/0xb30
 ? __handle_mm_fault+0x1154/0x14d0
 ? handle_mm_fault+0xcf/0x2a0
 ? do_user_addr_fault+0x1ce/0x670
 __x64_sys_poll+0x27/0x110
 do_syscall_64+0x3b/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7fcbcc6c63ff
Code: 54 24 1c 48 89 74 24 10 48 89 7c 24 08 e8 09 ff 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 5d ff f8 ff 8b 44
RSP: 002b:00007fcbafc51430 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
RAX: ffffffffffffffda RBX: 00000000ffffffff RCX: 00007fcbcc6c63ff
RDX: 00000000ffffffff RSI: 0000000000000028 RDI: 00007fcbafc51490
RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000028
R13: 0000000000000000 R14: 0000000000000028 R15: 0000000000000000
Modules linked in: 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 sunrpc snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi uvcvideo snd_usb_audio snd_hda_intel snd_intel_dspcfg videobuf2_vmalloc intel_rapl_msr snd_intel_sdw_acpi snd_hda_codec snd_usbmidi_lib intel_rapl_common videobuf2_memops videobuf2_v4l2 videobuf2_common snd_hda_core snd_rawmidi snd_hwdep videodev snd_seq sb_edac snd_seq_device mc x86_pkg_temp_thermal snd_pcm
 intel_powerclamp snd_timer coretemp pktcdvd rapl joydev snd mei_wdt iTCO_wdt intel_cstate soundcore hp_wmi platform_profile intel_pmc_bxt iTCO_vendor_support intel_uncore sparse_keymap rfkill mei_me i2c_i801 mei pcspkr wmi_bmof i2c_smbus lpc_ich tpm_infineon zram ip_tables uas usb_storage nouveau video drm_ttm_helper ttm mxm_wmi drm_kms_helper cec crct10dif_pclmul crc32_pclmul crc32c_intel mpt3sas drm igb ghash_clmulni_intel e1000e serio_raw dca raid_class i2c_algo_bit scsi_transport_sas wmi fuse