intel_adsp/ace20_lnl: tests: kernel.multiprocessing.smp.minimallibc

[pkunieck]

Describe the bug

Found on intel_adsp/ace20_lnl, sporadic

Regression

• This is a regression.

Steps to reproduce

No response

Relevant log output

START - test_smp_switch_torture
	
E:  ** FATAL EXCEPTION
E:  ** CPU 4 EXCCAUSE 63 (zephyr exception)
E:  **  PC 0xa0031f53 VADDR (nil)
E:  **  PS 0x60e20
E:  **    (INTLEVEL:0 EXCM: 0 UM:1 RING:0 WOE:1 OWB:14 CALLINC:2)
E:  **  A0 0xa0034058  SP 0xa003e5b0  A2 0x4  A3 (nil)
E:  **  A4 0x40045b44  A5 0x60e20  A6 0x1  A7 0x60622
E:  **  A8 0x1  A9 0xa003e4c0 A10 0x2 A11 0x2
E:  ** A12 0xa003b300 A13 0xa003e5a0 A14 0x25 A15 0x4
E:  ** LBEG (nil) LEND (nil) LCOUNT (nil)
E:  ** SAR 0x4
E:  **  THREADPTR 0xa003e5a0


Backtrace:0xa0031f50:0xa003e5b0 0xa0034055:0xa003e5c0 0xa003932e:0xa003e5e0 0xa0032bfa:0xa003e610 0xa0033607:0xa003e630 

E: >>> ZEPHYR FATAL ERROR 4: Kernel panic on CPU 4
E: Current thread: 0x40045240 (unknown)
wrong error reason

Impact

Annoyance – Minor irritation; no significant impact on usability or functionality.

Environment

• Zephyr version: v4.1.0-5122-gad3df1d0f240
• OS: Linux
• Toolchain: zephyr-sdk-0.17.0

Additional Context

No response