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WARNING: CPU: 0 PID: 6463 at drivers/gpu/drm/drm_prime.c:326 drm_gem_prime_fd_to_handle+0x412/0x4d0 drivers/gpu/drm/drm_prime.c:326
Modules linked in:
CPU: 0 UID: 0 PID: 6463 Comm: syz-executor.2 Not tainted 6.16.0-rc1-syzkaller-g4774cfe3543a #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:drm_gem_prime_fd_to_handle+0x412/0x4d0 drivers/gpu/drm/drm_prime.c:326
Code: 63 ae 25 0a 01 4c 8b 34 24 75 3e e8 c8 06 5b fc 4c 8b 7c 24 08 e9 be fe ff ff e8 b9 06 5b fc e9 49 ff ff ff e8 af 06 5b fc 90 <0f> 0b 90 e9 9d fe ff ff e8 a1 06 5b fc 48 89 ef be 03 00 00 00 e8
RSP: 0018:ffffc9000b567bf0 EFLAGS: 00010293
RAX: ffffffff85655591 RBX: dffffc0000000000 RCX: ffff888029d1bc00
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 000000007ffffffe
RBP: ffff88801e79d800 R08: ffff88801e79d803 R09: 1ffff11003cf3b00
R10: dffffc0000000000 R11: ffffed1003cf3b01 R12: ffff88806a0a6000
R13: ffff888030f30c00 R14: ffff88801e79d928 R15: 1ffff11003cf3b25
FS:  00007fa00ae2f6c0(0000) GS:ffff888125c52000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe29f7ad988 CR3: 000000006e85d000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 drm_ioctl_kernel+0x2cf/0x390 drivers/gpu/drm/drm_ioctl.c:796
 drm_ioctl+0x67f/0xb10 drivers/gpu/drm/drm_ioctl.c:893
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:907 [inline]
 __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:893
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa00a07dda9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fa00ae2f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fa00a1abf80 RCX: 00007fa00a07dda9
RDX: 0000000020000180 RSI: 00000000c00c642e RDI: 0000000000000004
RBP: 00007fa00a0ca47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fa00a1abf80 R15: 00007ffe130cb888
 </TASK>