igt@gem_exec_parallel@engines@contexts - abort - BUG i915_lut_handle (Not tainted): Left Redzone overwritten
<6> [84.730347] [IGT] gem_exec_parallel: starting dynamic subtest contexts
<7> [84.730925] [drm:eb_lookup_vmas [i915]] EINVAL at eb_validate_vma:511
<7> [84.732058] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x0000005c [0x0000005c]
<3> [87.617954] =============================================================================
<3> [87.618114] BUG i915_lut_handle (Not tainted): Left Redzone overwritten
<3> [87.618152] -----------------------------------------------------------------------------
<3> [87.618202] 0xffff88823fc93187-0xffff88823fc93187 @offset=391. First byte 0xb3 instead of 0xbb
<3> [87.618250] Allocated in eb_lookup_vmas+0x571/0xcc0 [i915] age=1550 cpu=10 pid=2873
<4> [87.618609] kmem_cache_alloc+0x23a/0x250
<4> [87.618618] eb_lookup_vmas+0x571/0xcc0 [i915]
<4> [87.618879] i915_gem_do_execbuffer+0xcc5/0x28a0 [i915]
<4> [87.619152] i915_gem_execbuffer2_ioctl+0x123/0x2a0 [i915]
<4> [87.619387] drm_ioctl_kernel+0xa8/0x100
<4> [87.619393] drm_ioctl+0x223/0x430
<4> [87.619397] __x64_sys_ioctl+0x79/0xb0
<4> [87.619404] do_syscall_64+0x6f/0x140
<4> [87.619410] entry_SYSCALL_64_after_hwframe+0x6e/0x76
<3> [87.619418] Freed in context_close+0x55f/0x7e0 [i915] age=1474 cpu=13 pid=2873
<4> [87.619686] i915_gem_context_destroy_ioctl+0x85/0xc0 [i915]
<4> [87.619918] drm_ioctl_kernel+0xa8/0x100
<4> [87.619922] drm_ioctl+0x223/0x430
<4> [87.619925] __x64_sys_ioctl+0x79/0xb0
<4> [87.619930] do_syscall_64+0x6f/0x140
<4> [87.619934] entry_SYSCALL_64_after_hwframe+0x6e/0x76
<3> [87.619939] Slab 0xffffea0008ff24c0 objects=32 used=0 fp=0xffff88823fc93e88 flags=0x8000000000000800(slab|zone=2)
<3> [87.619992] Object 0xffff88823fc93188 @offset=392 fp=0xffff88823fc93c08
<3> [87.620033] Redzone 00000000: bb bb bb bb bb bb bb b3 ........
<3> [87.620089] Object 00000000: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
<3> [87.620133] Object 00000010: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b a5 kkkkkkkkkkkkkkk.
<3> [87.620177] Redzone 00000000: bb bb bb bb bb bb bb bb ........
<3> [87.620219] Padding 00000000: 5a 5a 5a 5a 5a 5a 5a 5a ZZZZZZZZ
<4> [87.620260] CPU: 0 PID: 2693 Comm: gem_exec_parall Not tainted 6.8.0-rc7-CI_DRM_14398-ge96742a33719+ #1
<4> [87.620266] Hardware name: Intel Corporation Arrow Lake Client Platform/MTL-S UDIMM 2DPC EVCRB, BIOS MTLSFWI1.R00.3473.D80.2311222130 11/22/2023
<4> [87.620269] Call Trace:
<4> [87.620272] <TASK>
<4> [87.620276] dump_stack_lvl+0x92/0xb0
<4> [87.620285] check_bytes_and_report+0x118/0x170
<4> [87.620294] check_object+0x185/0x330
<4> [87.620302] free_slab+0x98/0xe0
<4> [87.620309] context_close+0x55f/0x7e0 [i915]
<4> [87.620546] i915_gem_context_destroy_ioctl+0x85/0xc0 [i915]
<4> [87.620771] ? __pfx_i915_gem_context_destroy_ioctl+0x10/0x10 [i915]
<4> [87.620993] drm_ioctl_kernel+0xa8/0x100
<4> [87.621001] drm_ioctl+0x223/0x430
<4> [87.621008] ? __pfx_i915_gem_context_destroy_ioctl+0x10/0x10 [i915]
<4> [87.621230] ? find_held_lock+0x2b/0x80
<4> [87.621250] __x64_sys_ioctl+0x79/0xb0
<4> [87.621257] do_syscall_64+0x6f/0x140
<4> [87.621263] entry_SYSCALL_64_after_hwframe+0x6e/0x76
<4> [87.621269] RIP: 0033:0x7fc1c60b15cb
<4> [87.621273] Code: 0f 1e fa 48 8b 05 c5 78 0d 00 64 c7 00 26 00 00 00 48 c7 c0 ff ff ff ff c3 66 0f 1f 44 00 00 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 95 78 0d 00 f7 d8 64 89 01 48
<4> [87.621277] RSP: 002b:00007fc0eefff7e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
<4> [87.621283] RAX: ffffffffffffffda RBX: 00007fc0eefff820 RCX: 00007fc1c60b15cb
<4> [87.621287] RDX: 00007fc0eefff820 RSI: 000000004008646e RDI: 0000000000000005
<4> [87.621290] RBP: 000000004008646e R08: 0027cf52bdaa6680 R09: 00007ffd15df8170
<4> [87.621293] R10: 00007ffd15df81b0 R11: 0000000000000246 R12: 0000000000000005
<4> [87.621296] R13: 0000000000000005 R14: 0000556003f73b90 R15: 00007fc0eefff900
<4> [87.621311] </TASK>
<4> [87.621328] Disabling lock debugging due to kernel taint
<3> [87.621330] FIX i915_lut_handle: Restoring Left Redzone 0xffff88823fc93187-0xffff88823fc93187=0xbb
<7> [88.180256] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x0000005c [0x0000005c]
<6> [89.393744] [IGT] gem_exec_parallel: finished subtest contexts, SUCCESS