------------[ cut here ]------------
[  138.872158] WARNING: CPU: 1 PID: 2526 at drivers/gpu/drm/drm_framebuffer.c:869 drm_framebuffer_init+0x49/0x8d0
[  138.872800] Modules linked in:
[  138.872983] CPU: 1 UID: 0 PID: 2526 Comm: kunit_try_catch Tainted: G    B D W        N  6.15.8-rc1 #1 PREEMPT(voluntary) 
[  138.873513] Tainted: [B]=BAD_PAGE, [D]=DIE, [W]=WARN, [N]=TEST
[  138.873858] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[  138.874305] RIP: 0010:drm_framebuffer_init+0x49/0x8d0
[  138.874584] Code: 89 e5 41 57 41 56 41 55 41 54 53 48 89 f3 48 83 ec 28 80 3c 11 00 48 89 7d c8 0f 85 1c 07 00 00 48 8b 75 c8 48 39 33 74 20 90 <0f> 0b 90 41 bf ea ff ff ff 48 83 c4 28 44 89 f8 5b 41 5c 41 5d 41
[  138.875513] RSP: 0000:ffff888103817b20 EFLAGS: 00010246
[  138.875916] RAX: ffff888103817ba8 RBX: ffff888103817c28 RCX: 1ffff11020702f8e
[  138.876274] RDX: dffffc0000000000 RSI: ffff88810111e000 RDI: ffff88810111e000
[  138.876719] RBP: ffff888103817b70 R08: ffff88810111e000 R09: ffffffffb05cbd20
[  138.877114] R10: 0000000000000003 R11: 0000000035182197 R12: 1ffff11020702f71
[  138.877573] R13: ffff888103817c70 R14: ffff888103817db8 R15: 0000000000000000
[  138.878077] FS:  0000000000000000(0000) GS:ffff8881a8b90000(0000) knlGS:0000000000000000
[  138.878491] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  138.878805] CR2: 00007ffff7ffe000 CR3: 000000002a6ba000 CR4: 00000000000006f0
[  138.879160] DR0: ffffffffb2633900 DR1: ffffffffb2633901 DR2: ffffffffb2633903
[  138.879543] DR3: ffffffffb2633905 DR6: 00000000ffff0ff0 DR7: 0000000000000600
[  138.880033] Call Trace:
[  138.880162]  <TASK>
[  138.880264]  ? trace_preempt_on+0x20/0xc0
[  138.880490]  ? add_dr+0xc1/0x1d0
[  138.880673]  drm_test_framebuffer_init_bad_format+0xfc/0x240
[  138.880928]  ? add_dr+0x148/0x1d0
[  138.881103]  ? __pfx_drm_test_framebuffer_init_bad_format+0x10/0x10
[  138.881519]  ? __drmm_add_action+0x1a4/0x280
[  138.881793]  ? __pfx_drm_mode_config_init_release+0x10/0x10
[  138.882077]  ? __pfx_drm_mode_config_init_release+0x10/0x10
[  138.882438]  ? __drmm_add_action_or_reset+0x22/0x50
[  138.882883]  ? __schedule+0x10c6/0x2b60
[  138.883119]  ? __pfx_read_tsc+0x10/0x10
[  138.883300]  ? ktime_get_ts64+0x86/0x230
[  138.883595]  kunit_try_run_case+0x1a5/0x480
[  138.883962]  ? __pfx_kunit_try_run_case+0x10/0x10
[  138.884199]  ? _raw_spin_lock_irqsave+0xa1/0x100
[  138.884470]  ? _raw_spin_unlock_irqrestore+0x5f/0x90
[  138.884842]  ? __kthread_parkme+0x82/0x180
[  138.885105]  ? preempt_count_sub+0x50/0x80
[  138.885346]  ? __pfx_kunit_try_run_case+0x10/0x10
[  138.885572]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[  138.886001]  ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10
[  138.886311]  kthread+0x337/0x6f0
[  138.886544]  ? trace_preempt_on+0x20/0xc0
[  138.886971]  ? __pfx_kthread+0x10/0x10
[  138.887190]  ? _raw_spin_unlock_irq+0x47/0x80
[  138.887480]  ? calculate_sigpending+0x7b/0xa0
[  138.887822]  ? __pfx_kthread+0x10/0x10
[  138.888009]  ret_from_fork+0x41/0x80
[  138.888217]  ? __pfx_kthread+0x10/0x10
[  138.888447]  ret_from_fork_asm+0x1a/0x30
[  138.888792]  </TASK>
[  138.888948] ---[ end trace 0000000000000000 ]---