This error occurred on my PC when booting Ubuntu from 20.04 in any flavor and also with Pop!_OS.
Looks like a new kernel issue. Should I be worried about this?
May 15 18:36:36 pop-os kernel: ------------[ cut here ]------------May 15 18:36:36 pop-os kernel: UBSAN: array-index-out-of-bounds in /build/linux-1gzLWc/linux-6.8.0/drivers/gpu/drm/radeon/radeon_atombios.c:2718:34May 15 18:36:36 pop-os kernel: index 48 is out of range for type 'UCHAR [1]'May 15 18:36:36 pop-os kernel: CPU: 0 PID: 8 Comm: kworker/0:0 Not tainted 6.8.0-76060800daily20240311-generic #202403110203~1714077665~22.04~4c8e9a0May 15 18:36:36 pop-os kernel: Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./760GM-HD, BIOS P1.00 06/11/2019May 15 18:36:36 pop-os kernel: Workqueue: events work_for_cpu_fnMay 15 18:36:36 pop-os kernel: Call Trace:May 15 18:36:36 pop-os kernel: <TASK>May 15 18:36:36 pop-os kernel: dump_stack_lvl+0x48/0x70May 15 18:36:36 pop-os kernel: dump_stack+0x10/0x20May 15 18:36:36 pop-os kernel: __ubsan_handle_out_of_bounds+0xc6/0x110May 15 18:36:36 pop-os kernel: radeon_atombios_parse_power_table_6+0x39c/0x3d0 [radeon]May 15 18:36:36 pop-os kernel: radeon_atombios_get_power_modes+0x247/0x270 [radeon]May 15 18:36:36 pop-os kernel: radeon_pm_init_dpm+0x8e/0x2f0 [radeon]May 15 18:36:36 pop-os kernel: radeon_pm_init+0xdf/0x120 [radeon]