few tests - dmesg-warn - UBSAN: invalid-load in ../drivers/gpu/drm/scheduler/sched_main.c
<5> [297.195148] xe 0000:03:00.0: [drm] Timedout job: seqno=4294967169, guc_id=73, flags=0x0
<7> [297.195153] xe 0000:03:00.0: [drm:xe_devcoredump [xe]] Multiple hangs are occurring, but only the first snapshot was taken
<5> [297.197202] xe 0000:03:00.0: [drm] Timedout job: seqno=4294967169, guc_id=74, flags=0x0
<7> [297.197206] xe 0000:03:00.0: [drm:xe_devcoredump [xe]] Multiple hangs are occurring, but only the first snapshot was taken
<4> [297.197340] ------------[ cut here ]------------
<3> [297.197482] UBSAN: invalid-load in ../drivers/gpu/drm/scheduler/sched_main.c:378:7
<3> [297.197629] load of value 107 is not a valid value for type '_Bool'
<4> [297.197659] CPU: 5 PID: 1324 Comm: kworker/u16:16 Not tainted 6.8.0-rc5-xe #1
<4> [297.197663] Hardware name: Intel Corporation Tiger Lake Client Platform/TigerLake H DDR4 SODIMM RVP, BIOS TGLSFWI1.R00.4064.A00.2102041619 02/04/2021
<4> [297.197666] Workqueue: submit_wq drm_sched_run_job_work [gpu_sched]
<4> [297.197678] Call Trace:
<4> [297.197681] <IRQ>
<4> [297.197685] dump_stack_lvl+0x77/0xd0
<4> [297.197693] dump_stack+0x10/0x20
<4> [297.197697] ubsan_epilogue+0x9/0x40
<4> [297.197703] __ubsan_handle_load_invalid_value+0x78/0x90
<4> [297.197714] __drm_sched_run_free_queue.cold+0x10/0x15 [gpu_sched]
<4> [297.197725] drm_sched_job_done.isra.0+0xab/0x170 [gpu_sched]