Date
June 23, 2025, 1:39 p.m.
| Environment | |
|---|---|
| qemu-x86_64 |
------------[ cut here ]------------ [ 196.057279] drm-kunit-mock-device drm_test_framebuffer_free.drm-kunit-mock-device: [drm] drm_WARN_ON(!list_empty(&fb->filp_head)) [ 196.057569] WARNING: CPU: 1 PID: 2523 at drivers/gpu/drm/drm_framebuffer.c:832 drm_framebuffer_free+0x13f/0x1c0 [ 196.060785] Modules linked in: [ 196.061218] CPU: 1 UID: 0 PID: 2523 Comm: kunit_try_catch Tainted: G B D W N 6.15.4-rc1 #1 PREEMPT(voluntary) [ 196.062598] Tainted: [B]=BAD_PAGE, [D]=DIE, [W]=WARN, [N]=TEST [ 196.063380] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 196.064088] RIP: 0010:drm_framebuffer_free+0x13f/0x1c0 [ 196.064715] Code: 8b 7d 50 4d 85 ff 74 2b 4c 89 ef e8 bb 84 84 00 48 c7 c1 60 5b bc a6 4c 89 fa 48 c7 c7 c0 5b bc a6 48 89 c6 e8 42 b0 81 fe 90 <0f> 0b 90 90 e9 1c ff ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 ea [ 196.066792] RSP: 0000:ffff888102b6fb68 EFLAGS: 00010282 [ 196.067618] RAX: 0000000000000000 RBX: ffff888102b6fc40 RCX: 1ffffffff4f24b60 [ 196.069174] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000001 [ 196.070290] RBP: ffff888102b6fb90 R08: 0000000000000000 R09: fffffbfff4f24b60 [ 196.071571] R10: 0000000000000003 R11: 00000000000363c8 R12: ffff888102b6fc18 [ 196.072194] R13: ffff888103001000 R14: ffff888102e73000 R15: ffff88810e0f2b80 [ 196.073155] FS: 0000000000000000(0000) GS:ffff8881b2593000(0000) knlGS:0000000000000000 [ 196.073957] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 196.074511] CR2: 00007ffff7ffe000 CR3: 00000001086ba000 CR4: 00000000000006f0 [ 196.075821] DR0: ffffffffa8c30900 DR1: ffffffffa8c30901 DR2: ffffffffa8c30903 [ 196.076498] DR3: ffffffffa8c30905 DR6: 00000000ffff0ff0 DR7: 0000000000000600 [ 196.077319] Call Trace: [ 196.077632] <TASK> [ 196.078100] drm_test_framebuffer_free+0x1ab/0x610 [ 196.078676] ? __pfx_drm_test_framebuffer_free+0x10/0x10 [ 196.079501] ? __pfx_drm_mode_config_init_release+0x10/0x10 [ 196.080062] ? __pfx_drm_mode_config_init_release+0x10/0x10 [ 196.081148] ? __drmm_add_action_or_reset+0x22/0x50 [ 196.081731] ? __schedule+0x10cc/0x2b60 [ 196.082714] ? __pfx_read_tsc+0x10/0x10 [ 196.083229] ? ktime_get_ts64+0x86/0x230 [ 196.083933] kunit_try_run_case+0x1a5/0x480 [ 196.084508] ? __pfx_kunit_try_run_case+0x10/0x10 [ 196.085544] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 196.086354] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 196.087224] ? __kthread_parkme+0x82/0x180 [ 196.087838] ? preempt_count_sub+0x50/0x80 [ 196.088256] ? __pfx_kunit_try_run_case+0x10/0x10 [ 196.088899] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 196.089363] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 196.090017] kthread+0x337/0x6f0 [ 196.090704] ? trace_preempt_on+0x20/0xc0 [ 196.091432] ? __pfx_kthread+0x10/0x10 [ 196.091871] ? _raw_spin_unlock_irq+0x47/0x80 [ 196.092600] ? calculate_sigpending+0x7b/0xa0 [ 196.093203] ? __pfx_kthread+0x10/0x10 [ 196.093884] ret_from_fork+0x41/0x80 [ 196.094299] ? __pfx_kthread+0x10/0x10 [ 196.095051] ret_from_fork_asm+0x1a/0x30 [ 196.095463] </TASK> [ 196.096060] ---[ end trace 0000000000000000 ]---