------------[ cut here ]------------
[  141.299696] WARNING: CPU: 0 PID: 2550 at drivers/gpu/drm/drm_framebuffer.c:869 drm_framebuffer_init+0x49/0x8d0
[  141.301022] Modules linked in:
[  141.301220] CPU: 0 UID: 0 PID: 2550 Comm: kunit_try_catch Tainted: G    B D W        N  6.16.0-rc6 #1 PREEMPT(voluntary) 
[  141.302237] Tainted: [B]=BAD_PAGE, [D]=DIE, [W]=WARN, [N]=TEST
[  141.302792] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[  141.303218] RIP: 0010:drm_framebuffer_init+0x49/0x8d0
[  141.303601] 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
[  141.304338] RSP: 0000:ffff88810ae37b20 EFLAGS: 00010246
[  141.304700] RAX: ffff88810ae37ba8 RBX: ffff88810ae37c28 RCX: 1ffff110215c6f8e
[  141.305015] RDX: dffffc0000000000 RSI: ffff88810ad9b000 RDI: ffff88810ad9b000
[  141.305330] RBP: ffff88810ae37b70 R08: ffff88810ad9b000 R09: ffffffff963d8f60
[  141.305677] R10: 0000000000000003 R11: 000000004b390ab9 R12: 1ffff110215c6f71
[  141.306086] R13: ffff88810ae37c70 R14: ffff88810ae37db8 R15: 0000000000000000
[  141.306727] FS:  0000000000000000(0000) GS:ffff8881c2c72000(0000) knlGS:0000000000000000
[  141.307097] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  141.307318] CR2: 00007ffff7ffe000 CR3: 00000001314bc000 CR4: 00000000000006f0
[  141.307709] DR0: ffffffff98452440 DR1: ffffffff98452441 DR2: ffffffff98452443
[  141.308042] DR3: ffffffff98452445 DR6: 00000000ffff0ff0 DR7: 0000000000000600
[  141.308331] Call Trace:
[  141.308531]  <TASK>
[  141.308662]  ? trace_preempt_on+0x20/0xc0
[  141.309070]  ? add_dr+0xc1/0x1d0
[  141.309246]  drm_test_framebuffer_init_bad_format+0xfc/0x240
[  141.309601]  ? add_dr+0x148/0x1d0
[  141.309786]  ? __pfx_drm_test_framebuffer_init_bad_format+0x10/0x10
[  141.310099]  ? __drmm_add_action+0x1a4/0x280
[  141.310314]  ? __pfx_drm_mode_config_init_release+0x10/0x10
[  141.310555]  ? __pfx_drm_mode_config_init_release+0x10/0x10
[  141.311099]  ? __drmm_add_action_or_reset+0x22/0x50
[  141.311340]  ? __schedule+0x10cc/0x2b60
[  141.311698]  ? __pfx_read_tsc+0x10/0x10
[  141.311943]  ? ktime_get_ts64+0x86/0x230
[  141.312156]  kunit_try_run_case+0x1a5/0x480
[  141.312347]  ? __pfx_kunit_try_run_case+0x10/0x10
[  141.312719]  ? _raw_spin_lock_irqsave+0xa1/0x100
[  141.312975]  ? _raw_spin_unlock_irqrestore+0x5f/0x90
[  141.313217]  ? __kthread_parkme+0x82/0x180
[  141.313511]  ? preempt_count_sub+0x50/0x80
[  141.313705]  ? __pfx_kunit_try_run_case+0x10/0x10
[  141.313908]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[  141.314152]  ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10
[  141.314917]  kthread+0x337/0x6f0
[  141.315193]  ? trace_preempt_on+0x20/0xc0
[  141.315355]  ? __pfx_kthread+0x10/0x10
[  141.315615]  ? _raw_spin_unlock_irq+0x47/0x80
[  141.315787]  ? calculate_sigpending+0x7b/0xa0
[  141.316022]  ? __pfx_kthread+0x10/0x10
[  141.316221]  ret_from_fork+0x116/0x1d0
[  141.316365]  ? __pfx_kthread+0x10/0x10
[  141.316516]  ret_from_fork_asm+0x1a/0x30
[  141.316886]  </TASK>
[  141.317045] ---[ end trace 0000000000000000 ]---