------------[ cut here ]------------
[  173.204231] WARNING: CPU: 0 PID: 2527 at drivers/gpu/drm/drm_framebuffer.c:867 drm_framebuffer_init+0x44/0x300
[  173.205591] Modules linked in:
[  173.206006] CPU: 0 UID: 0 PID: 2527 Comm: kunit_try_catch Tainted: G    B D W        N  6.15.1-rc1 #1 PREEMPT(voluntary) 
[  173.207129] Tainted: [B]=BAD_PAGE, [D]=DIE, [W]=WARN, [N]=TEST
[  173.207884] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[  173.208784] RIP: 0010:drm_framebuffer_init+0x44/0x300
[  173.209442] Code: 56 49 89 d6 48 89 f2 41 55 48 c1 ea 03 41 54 49 89 fc 53 48 89 f3 48 83 ec 18 80 3c 02 00 0f 85 00 02 00 00 4c 39 23 74 20 90 <0f> 0b 90 41 bd ea ff ff ff 48 83 c4 18 44 89 e8 5b 41 5c 41 5d 41
[  173.211396] RSP: 0000:ffff888107607b30 EFLAGS: 00010246
[  173.211919] RAX: dffffc0000000000 RBX: ffff888107607c28 RCX: 0000000000000000
[  173.212848] RDX: 1ffff11020ec0f8e RSI: ffff888107607c28 RDI: ffff888107607c70
[  173.213424] RBP: ffff888107607b70 R08: ffff888107546000 R09: ffffffff925ca5a0
[  173.213793] R10: 0000000000000003 R11: 00000000c5f97e4e R12: ffff888107546000
[  173.214805] R13: ffff88810031fae8 R14: ffff888107607ba8 R15: 0000000000000000
[  173.215341] FS:  0000000000000000(0000) GS:ffff8881c6a93000(0000) knlGS:0000000000000000
[  173.215791] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  173.216777] CR2: ffffffffffffffff CR3: 00000000498ba000 CR4: 00000000000006f0
[  173.217420] DR0: ffffffff94630880 DR1: ffffffff94630881 DR2: ffffffff94630883
[  173.217726] DR3: ffffffff94630885 DR6: 00000000ffff0ff0 DR7: 0000000000000600
[  173.218006] Call Trace:
[  173.219115]  <TASK>
[  173.219504]  ? add_dr+0xc1/0x1d0
[  173.219876]  drm_test_framebuffer_init_bad_format+0xfc/0x240
[  173.220737]  ? add_dr+0x148/0x1d0
[  173.221068]  ? __pfx_drm_test_framebuffer_init_bad_format+0x10/0x10
[  173.222022]  ? __drmm_add_action+0x1a4/0x280
[  173.223162]  ? __pfx_drm_mode_config_init_release+0x10/0x10
[  173.223627]  ? __pfx_drm_mode_config_init_release+0x10/0x10
[  173.224498]  ? __drmm_add_action_or_reset+0x22/0x50
[  173.224913]  ? __schedule+0x10cc/0x2b30
[  173.225818]  ? __pfx_read_tsc+0x10/0x10
[  173.226106]  ? ktime_get_ts64+0x86/0x230
[  173.226316]  kunit_try_run_case+0x1a5/0x480
[  173.226732]  ? __pfx_kunit_try_run_case+0x10/0x10
[  173.227015]  ? _raw_spin_lock_irqsave+0xa1/0x100
[  173.227395]  ? _raw_spin_unlock_irqrestore+0x5f/0x90
[  173.227872]  ? __kthread_parkme+0x82/0x180
[  173.228370]  ? preempt_count_sub+0x50/0x80
[  173.228734]  ? __pfx_kunit_try_run_case+0x10/0x10
[  173.229998]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[  173.230672]  ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10
[  173.231347]  kthread+0x337/0x6f0
[  173.231680]  ? trace_preempt_on+0x20/0xc0
[  173.231963]  ? __pfx_kthread+0x10/0x10
[  173.232590]  ? _raw_spin_unlock_irq+0x47/0x80
[  173.232876]  ? calculate_sigpending+0x7b/0xa0
[  173.233420]  ? __pfx_kthread+0x10/0x10
[  173.233682]  ret_from_fork+0x41/0x80
[  173.234089]  ? __pfx_kthread+0x10/0x10
[  173.234736]  ret_from_fork_asm+0x1a/0x30
[  173.235111]  </TASK>
[  173.235428] ---[ end trace 0000000000000000 ]---