few tests - abort/dmesg-warn - BUG kmalloc-* Poison overwritten
<6> [519.242188] Console: switching to colour dummy device 80x25
<6> [519.242425] [IGT] xe_exec_threads: executing
<6> [519.244885] [IGT] xe_exec_threads: starting subtest threads-mixed-userptr-invalidate
<3> [519.566085] =============================================================================
<3> [519.566146] BUG kmalloc-1k (Tainted: G U N): Poison overwritten
<3> [519.566167] -----------------------------------------------------------------------------
<3> [519.566194] 0xffff888209c24de0-0xffff888209c24de1 @offset=19936. First byte 0x7d instead of 0x6b
<3> [519.566219] Allocated in xe_file_open+0x2c/0x140 [xe] age=154 cpu=18 pid=2243
<4> [519.566322] kmalloc_trace+0x389/0x3c0
<4> [519.566326] xe_file_open+0x2c/0x140 [xe]
<4> [519.566368] drm_file_alloc+0x1d6/0x2b0 [drm]
<4> [519.566410] drm_open_helper+0x7f/0x160 [drm]
<4> [519.566434] drm_open+0x74/0x120 [drm]
<4> [519.566455] drm_stub_open+0xb0/0x120 [drm]
<4> [519.566480] chrdev_open+0xab/0x1f0
<4> [519.566483] do_dentry_open+0x17b/0x580
<4> [519.566485] vfs_open+0x33/0x40
<4> [519.566488] path_openat+0x6e1/0xa70
<4> [519.566491] do_filp_open+0xb0/0x120
<4> [519.566494] do_sys_openat2+0x250/0x2a0
<4> [519.566496] do_sys_open+0x46/0x80
<4> [519.566498] __x64_sys_openat+0x20/0x30
<4> [519.566500] x64_sys_call+0x1b0c/0x20c0
<4> [519.566503] do_syscall_64+0x88/0x140
<3> [519.566507] Freed in xe_file_close+0x19a/0x1e0 [xe] age=114 cpu=0 pid=2243
<4> [519.566567] kfree+0x2aa/0x320
<4> [519.566570] xe_file_close+0x19a/0x1e0 [xe]
<4> [519.566611] drm_file_free+0x21a/0x290 [drm]
<4> [519.566633] drm_close_helper.isra.0+0x73/0x80 [drm]
<4> [519.566653] drm_release_noglobal+0x25/0x80 [drm]
<4> [519.566674] __fput+0xb9/0x310
<4> [519.566676] __fput_sync+0x1a/0x20
<4> [519.566678] __x64_sys_close+0x3e/0x80
<4> [519.566680] x64_sys_call+0x18e6/0x20c0
<4> [519.566682] do_syscall_64+0x88/0x140
<4> [519.566684] entry_SYSCALL_64_after_hwframe+0x76/0x7e
<3> [519.566687] Slab 0xffffea0008270800 objects=10 used=0 fp=0xffff888209c21c00 flags=0x17ffffc0000840(slab|head|node=0|zone=2|lastcpupid=0x1fffff)
<3> [519.566723] Object 0xffff888209c24c00 @offset=19456 fp=0xffff888209c27000