NMI watchdog: BUG: soft lockup - CPU#0 stuck for 24s! [clamscan:20775]
Modules linked in: binfmt_misc tun nf_conntrack_netbios_ns nf_conntrack_broadcast ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat iptable_mangle iptable_security iptable_raw nf_conntrack ip_set ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter sunrpc ext4 mbcache jbd2 edac_mce_amd snd_hda_codec_realtek snd_hda_codec_generic kvm snd_hda_codec_hdmi snd_hda_intel irqbypass snd_hda_codec crc32_pclmul ghash_clmulni_intel snd_hda_core aesni_intel snd_hwdep snd_seq lrw snd_seq_device gf128mul snd_pcm glue_helper ablk_helper cryptd snd_timer
snd soundcore pcspkr sg video wmi pinctrl_amd i2c_designware_platform k10temp i2c_designware_core i2c_piix4 acpi_cpufreq sch_fq_codel ip_tables xfs libcrc32c sr_mod cdrom sd_mod crc_t10dif crct10dif_generic amdgpu chash i2c_algo_bit amd_iommu_v2 gpu_sched drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm crct10dif_pclmul crct10dif_common ahci crc32c_intel libahci serio_raw r8169 libata drm_panel_orientation_quirks sdhci_acpi iosf_mbi sdhci mmc_core dm_mirror dm_region_hash dm_log dm_mod fuse
CPU: 0 PID: 20775 Comm: clamscan Tainted: G             L ------------   3.10.0-1160.119.1.el7.x86_64 #1
Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./B450 Pro4, BIOS P1.30 07/04/2018
task: ffff9bbd4fe01080 ti: ffff9bbcb1750000 task.ti: ffff9bbcb1750000
RIP: 0010:[<ffffffffc03f779a>] 
[<ffffffffc03f779a>] amdgpu_mm_rreg+0xea/0x110 [amdgpu]