------------[ cut here ]------------
[  161.198608] WARNING: CPU: 0 PID: 2734 at drivers/gpu/drm/drm_framebuffer.c:832 drm_framebuffer_free+0x1e0/0x28c
[  161.209228] drm-kunit-mock-device drm_test_framebuffer_free.drm-kunit-mock-device: [drm] drm_WARN_ON(!list_empty(&fb->filp_head))
[  161.209228] Modules linked in:
[  161.224121] CPU: 0 UID: 0 PID: 2734 Comm: kunit_try_catch Tainted: G    B D W        N  6.15.0-rc3 #1 NONE 
[  161.224151] Tainted: [B]=BAD_PAGE, [D]=DIE, [W]=WARN, [N]=TEST
[  161.224151] Hardware name: Generic DRA74X (Flattened Device Tree)
[  161.224151] Call trace: 
[  161.224182]  unwind_backtrace from show_stack+0x18/0x1c
[  161.224212]  show_stack from dump_stack_lvl+0x70/0x90
[  161.224243]  dump_stack_lvl from __warn+0x154/0x2e0
[  161.224273]  __warn from warn_slowpath_fmt+0x200/0x258
[  161.224304]  warn_slowpath_fmt from drm_framebuffer_free+0x1e0/0x28c
[  161.224334]  drm_framebuffer_free from drm_test_framebuffer_free+0x1fc/0x5b8
[  161.224365]  drm_test_framebuffer_free from kunit_try_run_case+0x22c/0x5a8
[  161.224395]  kunit_try_run_case from kunit_generic_run_threadfn_adapter+0xc4/0x128
[  161.224426]  kunit_generic_run_threadfn_adapter from kthread+0x464/0x810
[  161.224456]  kthread from ret_from_fork+0x14/0x20
[  161.224456] Exception stack(0xf785bfb0 to 0xf785bff8)
[  161.224487] bfa0:                                     00000000 00000000 00000000 00000000
[  161.224517] bfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[  161.224517] bfe0: 00000000 00000000 00000000 00000000 00000013 00000000
[  161.224548] ---[ end trace 0000000000000000 ]---