------------[ cut here ]------------
[  143.308053] WARNING: CPU: 1 PID: 2526 at drivers/gpu/drm/drm_framebuffer.c:867 drm_framebuffer_init+0x44/0x300
[  143.308443] Modules linked in:
[  143.308728] CPU: 1 UID: 0 PID: 2526 Comm: kunit_try_catch Tainted: G    B D W        N  6.15.6-rc1 #1 PREEMPT(voluntary) 
[  143.309193] Tainted: [B]=BAD_PAGE, [D]=DIE, [W]=WARN, [N]=TEST
[  143.309475] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[  143.310070] RIP: 0010:drm_framebuffer_init+0x44/0x300
[  143.310346] 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
[  143.311335] RSP: 0000:ffff888102637b30 EFLAGS: 00010246
[  143.311662] RAX: dffffc0000000000 RBX: ffff888102637c28 RCX: 0000000000000000
[  143.312149] RDX: 1ffff110204c6f8e RSI: ffff888102637c28 RDI: ffff888102637c70
[  143.312495] RBP: ffff888102637b70 R08: ffff888101196000 R09: ffffffff947cb600
[  143.312785] R10: 0000000000000003 R11: 00000000c692e9f4 R12: ffff888101196000
[  143.313228] R13: ffff88810031fae8 R14: ffff888102637ba8 R15: 0000000000000000
[  143.313674] FS:  0000000000000000(0000) GS:ffff8881c4990000(0000) knlGS:0000000000000000
[  143.314246] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  143.314610] CR2: 00007ffff7ffe000 CR3: 00000000720ba000 CR4: 00000000000006f0
[  143.315188] DR0: ffffffff96833900 DR1: ffffffff96833901 DR2: ffffffff96833903
[  143.315572] DR3: ffffffff96833905 DR6: 00000000ffff0ff0 DR7: 0000000000000600
[  143.315861] Call Trace:
[  143.316152]  <TASK>
[  143.316288]  ? add_dr+0xc1/0x1d0
[  143.316596]  drm_test_framebuffer_init_bad_format+0xfc/0x240
[  143.316809]  ? add_dr+0x148/0x1d0
[  143.317138]  ? __pfx_drm_test_framebuffer_init_bad_format+0x10/0x10
[  143.317514]  ? __drmm_add_action+0x1a4/0x280
[  143.317929]  ? __pfx_drm_mode_config_init_release+0x10/0x10
[  143.318430]  ? __pfx_drm_mode_config_init_release+0x10/0x10
[  143.319026]  ? __drmm_add_action_or_reset+0x22/0x50
[  143.319498]  ? __schedule+0x10cc/0x2b60
[  143.319657]  ? __pfx_read_tsc+0x10/0x10
[  143.319801]  ? ktime_get_ts64+0x86/0x230
[  143.320450]  kunit_try_run_case+0x1a5/0x480
[  143.321061]  ? __pfx_kunit_try_run_case+0x10/0x10
[  143.321541]  ? _raw_spin_lock_irqsave+0xa1/0x100
[  143.322079]  ? _raw_spin_unlock_irqrestore+0x5f/0x90
[  143.322328]  ? __kthread_parkme+0x82/0x180
[  143.322712]  ? preempt_count_sub+0x50/0x80
[  143.322967]  ? __pfx_kunit_try_run_case+0x10/0x10
[  143.323415]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[  143.324008]  ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10
[  143.324558]  kthread+0x337/0x6f0
[  143.324793]  ? trace_preempt_on+0x20/0xc0
[  143.325239]  ? __pfx_kthread+0x10/0x10
[  143.325655]  ? _raw_spin_unlock_irq+0x47/0x80
[  143.325817]  ? calculate_sigpending+0x7b/0xa0
[  143.326308]  ? __pfx_kthread+0x10/0x10
[  143.326667]  ret_from_fork+0x41/0x80
[  143.327056]  ? __pfx_kthread+0x10/0x10
[  143.327255]  ret_from_fork_asm+0x1a/0x30
[  143.327409]  </TASK>
[  143.327504] ---[ end trace 0000000000000000 ]---