Backtrace

general protection fault, probably for non-canonical address 0xfdff9b479e5c3100: 0000 [#1] SMP PTI
CPU: 5 PID: 1412 Comm: libvirtd Not tainted 5.8.18-100.fc31.x86_64 #1
Hardware name: LENOVO 20EQS64N0B/20EQS64N0B, BIOS N1EET83W (1.56 ) 02/21/2019
RIP: 0010:sock_def_readable+0x1b/0x60
Code: 48 c7 03 00 00 00 00 5b 5d c3 0f 1f 44 00 00 0f 1f 44 00 00 53 48 89 fb 48 8b bf 18 01 00 00 48 85 ff 74 22 f0 83 44 24 fc 00 <48> 8b 57 08 48 8d 47 08 48 39 c2 74 0f ba c3 00 00 00 be 01 00 00
RSP: 0018:ffffb66b4150bc38 EFLAGS: 00010286
RAX: ffffffffb0978030 RBX: ffff9b478e324800 RCX: 0000000000000088
RDX: 0000000000000001 RSI: 0000000000000246 RDI: fdff9b479e5c3100
RBP: ffff9b478e324b70 R08: ffff9b478b153c00 R09: 0000000000000200
R10: ffff9b47835c8000 R11: 0000000000000000 R12: ffff9b478e324800
R13: ffff9b478b153c00 R14: ffff9b478e321800 R15: 0000000000000088
FS:  00007fd10cadf700(0000) GS:ffff9b47bfd40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd1550ef160 CR3: 0000000851338005 CR4: 00000000003606e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 unix_stream_sendmsg+0x10e/0x3d0
 sock_sendmsg+0x5e/0x60
 ____sys_sendmsg+0x1f3/0x260
 ? copy_msghdr_from_user+0x4c/0x70
 ? proc_put_long+0x5e/0x130
 ___sys_sendmsg+0x81/0xc0
 ? reuse_swap_page+0x8d/0x390
 ? ptep_set_access_flags+0x29/0x40
 ? wp_page_reuse+0x58/0x70
 ? do_wp_page+0x11f/0x400
 ? handle_mm_fault+0x10da/0x1790
 __sys_sendmsg+0x49/0x80
 do_syscall_64+0x4d/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fd15508c80d
Code: 28 89 54 24 1c 48 89 74 24 10 89 7c 24 08 e8 ea ec ff ff 8b 54 24 1c 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 2f 44 89 c7 48 89 44 24 08 e8 1e ed ff ff 48
RSP: 002b:00007fd10cade050 EFLAGS: 00000293 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fd15508c80d
RDX: 0000000000004000 RSI: 00007fd10cade080 RDI: 0000000000000012
RBP: 00007fd10cade110 R08: 0000000000000000 R09: 00007fd0f00044d0
R10: 0000000000000001 R11: 0000000000000293 R12: 00007fd10cade080
R13: 0000000000000000 R14: 0000000000000000 R15: 00007fd0f0003f80
Modules linked in: tun bridge stp llc ip6t_REJECT nf_reject_ipv6 ip6t_rpfilter ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat iptable_mangle iptable_raw iptable_security nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 cmac ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter bnep sunrpc rmi_smbus rmi_core squashfs loop intel_rapl_msr intel_rapl_common iwlmvm x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek snd_hda_codec_generic kvm_intel snd_hda_codec_hdmi snd_hda_intel mac80211 btusb snd_intel_dspcfg uvcvideo btrtl iTCO_wdt btbcm intel_pmc_bxt btintel snd_hda_codec videobuf2_vmalloc ee1004 videobuf2_memops libarc4 iTCO_vendor_support mei_hdcp mei_wdt snd_hda_core videobuf2_v4l2 iwlwifi bluetooth videobuf2_common snd_hwdep snd_seq videodev kvm irqbypass rapl intel_cstate snd_seq_device ecdh_generic intel_uncore mc ecc pcspkr joydev
 cfg80211 intel_wmi_thunderbolt snd_pcm i2c_i801 wmi_bmof thinkpad_acpi i2c_smbus ledtrig_audio mei_me snd_timer mei intel_pch_thermal snd soundcore rfkill ip_tables i915 nouveau rtsx_pci_sdmmc mmc_core mxm_wmi ttm i2c_algo_bit crct10dif_pclmul drm_kms_helper crc32_pclmul crc32c_intel nvme ghash_clmulni_intel cec e1000e drm serio_raw nvme_core rtsx_pci wmi video fuse