Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000028
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#1] SMP NOPTI
CPU: 0 PID: 15 Comm: kworker/0:1 Not tainted 5.10.11-200.fc33.x86_64 #1
Hardware name: PHILCO 14M-W549/14M-W549, BIOS 4.6.5 09/11/2013
Workqueue: kacpi_notify acpi_os_execute_deferred
RIP: 0010:acpi_processor_get_platform_limit+0x59/0x110
Code: 54 fc ff 83 f8 05 74 0f c6 05 e2 3d f9 01 01 85 c0 0f 85 95 00 00 00 0f 1f 44 00 00 48 8b 04 24 48 8b 93 78 02 00 00 89 43 18 <8b> 4a 28 48 39 c8 73 37 48 8b 8b a0 03 00 00 48 85 c9 74 2b 48 81
RSP: 0018:ffffba9e80093e20 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8eb3c0a8e800 RCX: 00000000000026af
RDX: 0000000000000000 RSI: 430303e8532eb2bd RDI: 000000000002f0c0
RBP: 0000000000000001 R08: 0000000000000000 R09: ffff8eb3c5a7aa00
R10: 00000000000000f5 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: ffff8eb3fb032700 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8eb3fb000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000028 CR3: 0000000102494000 CR4: 00000000000006f0
Call Trace:
 acpi_processor_ppc_has_changed+0x25/0xb0
 acpi_processor_notify+0x7f/0xf0
 acpi_ev_notify_dispatch+0x45/0x5a
 acpi_os_execute_deferred+0x16/0x20
 process_one_work+0x1b6/0x350
 worker_thread+0x53/0x3e0
 ? process_one_work+0x350/0x350
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30
Modules linked in: acpi_cpufreq(+) soundcore binfmt_misc zram ip_tables radeon rtsx_pci_sdmmc i2c_algo_bit mmc_core drm_kms_helper cec ttm drm rtsx_pci r8169 ata_generic serio_raw pata_acpi pata_atiixp wmi video fuse
CR2: 0000000000000028