------------[ cut here ]------------
[  144.525128] WARNING: CPU: 1 PID: 2550 at drivers/gpu/drm/drm_framebuffer.c:869 drm_framebuffer_init+0x49/0x8d0
[  144.525656] Modules linked in:
[  144.525955] CPU: 1 UID: 0 PID: 2550 Comm: kunit_try_catch Tainted: G    B D W        N  6.16.0-rc6 #1 PREEMPT(voluntary) 
[  144.526755] Tainted: [B]=BAD_PAGE, [D]=DIE, [W]=WARN, [N]=TEST
[  144.527113] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[  144.527560] RIP: 0010:drm_framebuffer_init+0x49/0x8d0
[  144.527833] 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
[  144.528749] RSP: 0000:ffff88810262fb20 EFLAGS: 00010246
[  144.529065] RAX: ffff88810262fba8 RBX: ffff88810262fc28 RCX: 1ffff110204c5f8e
[  144.529498] RDX: dffffc0000000000 RSI: ffff888102af5000 RDI: ffff888102af5000
[  144.529846] RBP: ffff88810262fb70 R08: ffff888102af5000 R09: ffffffffab7d8f60
[  144.530161] R10: 0000000000000003 R11: 00000000e06b43b8 R12: 1ffff110204c5f71
[  144.530756] R13: ffff88810262fc70 R14: ffff88810262fdb8 R15: 0000000000000000
[  144.531112] FS:  0000000000000000(0000) GS:ffff8881ad972000(0000) knlGS:0000000000000000
[  144.531648] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  144.531897] CR2: ffffffffffffffff CR3: 000000002e8bc000 CR4: 00000000000006f0
[  144.532445] DR0: ffffffffad852440 DR1: ffffffffad852441 DR2: ffffffffad852443
[  144.532796] DR3: ffffffffad852445 DR6: 00000000ffff0ff0 DR7: 0000000000000600
[  144.533113] Call Trace:
[  144.533383]  <TASK>
[  144.533523]  ? trace_preempt_on+0x20/0xc0
[  144.533746]  ? add_dr+0xc1/0x1d0
[  144.533937]  drm_test_framebuffer_init_bad_format+0xfc/0x240
[  144.534339]  ? add_dr+0x148/0x1d0
[  144.534504]  ? __pfx_drm_test_framebuffer_init_bad_format+0x10/0x10
[  144.535017]  ? __drmm_add_action+0x1a4/0x280
[  144.535341]  ? __pfx_drm_mode_config_init_release+0x10/0x10
[  144.535583]  ? __pfx_drm_mode_config_init_release+0x10/0x10
[  144.535857]  ? __drmm_add_action_or_reset+0x22/0x50
[  144.536229]  ? __schedule+0x10c6/0x2b60
[  144.536449]  ? __pfx_read_tsc+0x10/0x10
[  144.536684]  ? ktime_get_ts64+0x86/0x230
[  144.536892]  kunit_try_run_case+0x1a5/0x480
[  144.537259]  ? __pfx_kunit_try_run_case+0x10/0x10
[  144.537467]  ? _raw_spin_lock_irqsave+0xa1/0x100
[  144.537738]  ? _raw_spin_unlock_irqrestore+0x5f/0x90
[  144.537976]  ? __kthread_parkme+0x82/0x180
[  144.538183]  ? preempt_count_sub+0x50/0x80
[  144.538503]  ? __pfx_kunit_try_run_case+0x10/0x10
[  144.538748]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[  144.539016]  ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10
[  144.539367]  kthread+0x337/0x6f0
[  144.539582]  ? trace_preempt_on+0x20/0xc0
[  144.539943]  ? __pfx_kthread+0x10/0x10
[  144.540165]  ? _raw_spin_unlock_irq+0x47/0x80
[  144.540483]  ? calculate_sigpending+0x7b/0xa0
[  144.540698]  ? __pfx_kthread+0x10/0x10
[  144.540996]  ret_from_fork+0x116/0x1d0
[  144.541299]  ? __pfx_kthread+0x10/0x10
[  144.541504]  ret_from_fork_asm+0x1a/0x30
[  144.541711]  </TASK>
[  144.541927] ---[ end trace 0000000000000000 ]---