------------[ cut here ]------------
WARNING: drivers/gpu/drm/drm_prime.c:223 at drm_prime_destroy_file_private+0x4b/0x60 drivers/gpu/drm/drm_prime.c:223, CPU#1: syz.3.2284/12745
Modules linked in:
CPU: 1 UID: 0 PID: 12745 Comm: syz.3.2284 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:drm_prime_destroy_file_private+0x4b/0x60 drivers/gpu/drm/drm_prime.c:223
Code: 00 fc ff df 80 3c 08 00 74 08 48 89 df e8 ed af ac fc 48 83 3b 00 75 0c e8 a2 98 48 fc 5b c3 cc cc cc cc cc e8 96 98 48 fc 90 <0f> 0b 90 5b c3 cc cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90
RSP: 0018:ffffc9000b667c60 EFLAGS: 00010293
RAX: ffffffff85786eba RBX: ffff88805e0d8410 RCX: ffff888079fa9e00
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88805e0d8380
RBP: ffff88805e0d82c8 R08: ffffc9000b667be7 R09: 1ffff920016ccf7c
R10: dffffc0000000000 R11: fffff520016ccf7d R12: dffffc0000000000
R13: dead000000000100 R14: 0000000000000000 R15: ffff88805e0d82d8
FS:  0000555572535500(0000) GS:ffff8881258b9000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c348b4a CR3: 000000003341c000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 00000000ddf6ee63 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 drm_file_free+0x7f2/0xa00 drivers/gpu/drm/drm_file.c:269
 drm_close_helper drivers/gpu/drm/drm_file.c:290 [inline]
 drm_release+0x2de/0x3f0 drivers/gpu/drm/drm_file.c:438
 __fput+0x449/0xa70 fs/file_table.c:468
 task_work_run+0x1d1/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xec/0x130 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline]
 do_syscall_64+0x2bd/0xfa0 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f67b658ebe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd45bc0968 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 0000000000073284 RCX: 00007f67b658ebe9
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007f67b67c7da0 R08: 0000000000000001 R09: 0000000b45bc0c5f
R10: 0000001b2ee20000 R11: 0000000000000246 R12: 00007f67b67c5fac
R13: 00007f67b67c5fa0 R14: ffffffffffffffff R15: 00007ffd45bc0a80
 </TASK>