NMI watchdog: BUG: soft lockup - CPU#0 stuck for 30s! [X:1408]
Modules linked in: xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun devlink xenfs xen_privcmd 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 nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ppdev joydev sg pcspkr i2c_piix4 parport_pc parport nfsd auth_rpcgss nfs_acl lockd grace sunrpc ip_tables xfs libcrc32c sr_mod cdrom cirrus drm_kms_helper ata_generic syscopyarea sysfillrect pata_acpi sysimgblt fb_sys_fops
ttm xen_netfront xen_blkfront drm ata_piix libata serio_raw drm_panel_orientation_quirks floppy dm_mirror dm_region_hash dm_log dm_mod fuse
CPU: 0 PID: 1408 Comm: X Kdump: loaded Tainted: G             L ------------   3.10.0-1160.15.2.el7.x86_64 #1
Hardware name: Xen HVM domU, BIOS 4.13 11/12/2020
task: ffff8900218b3180 ti: ffff89001c660000 task.ti: ffff89001c660000
RIP: 0010:[<ffffffff995a1abb>]  [<ffffffff995a1abb>] iowrite8+0x3b/0x40
RSP: 0018:ffff89001c663c40  EFLAGS: 00000296
RAX: ffffa316c0964000 RBX: ffff88ff75fbf000 RCX: ffff88ff75fbfc00
RDX: ffffa316c0964009 RSI: ffffa316c0964009 RDI: 0000000000000000
RBP: ffff89001c663c70 R08: 0000000000000100 R09: ffff89001c663cb0
R10: 0000000000000400 R11: 00000000fffffff2 R12: ffff88ff75fbf008
R13: ffff88ff75fbc800 R14: 0000000000000000 R15: ffff88ff75fbcc38
FS:  00007f82092cda00(0000) GS:ffff890049200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005648da8e91c0 CR3: 00000000dc4ce000 CR4: 00000000000006f0
Call Trace:
[<ffffffffc0231724>] ? cirrus_crtc_load_lut+0x64/0xb0 [cirrus]
[<ffffffffc023178e>] cirrus_crtc_gamma_set+0xe/0x20 [cirrus]
[<ffffffffc01b71dc>] drm_mode_gamma_set_ioctl+0x1fc/0x220 [drm]
[<ffffffffc01b6fe0>] ? drm_mode_crtc_set_gamma_size+0xb0/0xb0 [drm]
[<ffffffffc019b92c>] drm_ioctl_kernel+0xbc/0x100 [drm]
[<ffffffff993be15b>] ? unlock_page+0x2b/0x30
[<ffffffffc019bbb4>] drm_ioctl+0x244/0x450 [drm]
[<ffffffffc01b6fe0>] ? drm_mode_crtc_set_gamma_size+0xb0/0xb0 [drm]
[<ffffffff993f5eb2>] ? handle_mm_fault+0xb22/0xfb0
[<ffffffff994634c0>] do_vfs_ioctl+0x3a0/0x5b0
[<ffffffff9998f678>] ? __do_page_fault+0x238/0x500
[<ffffffff99463771>] SyS_ioctl+0xa1/0xc0
[<ffffffff99994ec9>] ? system_call_after_swapgs+0x96/0x13a
[<ffffffff99994f92>] system_call_fastpath+0x25/0x2a
[<ffffffff99994ed5>] ? system_call_after_swapgs+0xa2/0x13a
Code: 00 01 00 76 0b 0f b7 d6 89 f8 ee c3 0f 1f 40 00 55 48 c7 c6 c7 0a cb 99 48 89 d7 48 89 e5 e8 9d fe ff ff 5d c3 0f 1f 00 40 88 3e <c3> 0f 1f 40 00 48 81 fe ff ff 03 00 48 89 f2 77 2c 48 81 fe 00 

NMI watchdog: BUG: soft lockup - CPU#1 stuck for 21s! [X:87749]
Modules linked in: nls_utf8 isofs fuse xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun devlink 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 nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ppdev joydev sg pcspkr i2c_piix4 parport_pc parport pcc_cpufreq nfsd auth_rpcgss nfs_acl lockd grace sunrpc ip_tables xfs libcrc32c sr_mod cdrom xen_netfront xen_blkfront ata_generic pata_acpi cirrus drm_kms_helper syscopyarea
sysfillrect sysimgblt fb_sys_fops ttm ata_piix drm libata serio_raw drm_panel_orientation_quirks floppy dm_mirror dm_region_hash dm_log dm_mod
CPU: 1 PID: 87749 Comm: X Kdump: loaded Tainted: G             L ------------   3.10.0-1062.4.1.el7.x86_64 #1
Hardware name: Xen HVM domU, BIOS 4.13 11/12/2020
task: ffff8edc917da0e0 ti: ffff8edca8fb8000 task.ti: ffff8edca8fb8000
RIP: 0010:[<ffffffff8df9b3bb>]  [<ffffffff8df9b3bb>] iowrite8+0x3b/0x40
RSP: 0018:ffff8edca8fbbc40  EFLAGS: 00000296
RAX: ffffb9f9c0c5e000 RBX: 0000000000004000 RCX: ffff8edccfafdc00
RDX: ffffb9f9c0c5e009 RSI: ffffb9f9c0c5e009 RDI: 0000000000000039
RBP: ffff8edca8fbbc70 R08: 0000000000000100 R09: ffff8edca8fbbcb0
R10: 0000000000000400 R11: 00000000fffffff2 R12: ffff8edca8fbbc70
R13: ffff8edca8fbbee0 R14: ffff8edcc254f580 R15: ffffffff8e30abf0
FS:  00007f1c39bd0a00(0000) GS:ffff8edcc2840000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000561c613a6000 CR3: 00000001f1f72000 CR4: 00000000000006e0
Call Trace:
[<ffffffffc0477750>] ? cirrus_crtc_load_lut+0x90/0xb0 [cirrus]
[<ffffffffc047778e>] cirrus_crtc_gamma_set+0xe/0x20 [cirrus]
[<ffffffffc04a11dc>] drm_mode_gamma_set_ioctl+0x1fc/0x220 [drm]
[<ffffffffc04a0fe0>] ? drm_mode_crtc_set_gamma_size+0xb0/0xb0 [drm]
[<ffffffffc048592c>] drm_ioctl_kernel+0xbc/0x100 [drm]
[<ffffffffc0485bb4>] drm_ioctl+0x244/0x450 [drm]
[<ffffffffc04a0fe0>] ? drm_mode_crtc_set_gamma_size+0xb0/0xb0 [drm]
[<ffffffff8ddf25fd>] ? handle_mm_fault+0x39d/0x9b0
[<ffffffff8de5e270>] do_vfs_ioctl+0x3a0/0x5a0
[<ffffffff8e386678>] ? __do_page_fault+0x238/0x500
[<ffffffff8de5e511>] SyS_ioctl+0xa1/0xc0
[<ffffffff8e38be15>] ? system_call_after_swapgs+0xa2/0x146
[<ffffffff8e38bede>] system_call_fastpath+0x25/0x2a
[<ffffffff8e38be21>] ? system_call_after_swapgs+0xae/0x146
Code: 00 01 00 76 0b 0f b7 d6 89 f8 ee c3 0f 1f 40 00 55 48 c7 c6 5f cd 6a 8e 48 89 d7 48 89 e5 e8 9d fe ff ff 5d c3 0f 1f 00 40 88 3e <c3> 0f 1f 40 00 48 81 fe ff ff 03 00 48 89 f2 77 2c 48 81 fe 00