RAX: ffffffffffffffda RBX: 00007f2e21d9bf80 RCX: 00007f2e21c7cae9 RDX: 0000000020000080 RSI: 00000000c02064b2 RDI: 0000000000000003 RBP: 00007f2e22a64120 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 000000000000000b R14: 00007f2e21d9bf80 R15: 00007ffc19cac8d8 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6367 at drivers/gpu/drm/drm_gem.c:251 drm_gem_object_handle_put_unlocked+0x28b/0x340 drivers/gpu/drm/drm_gem.c:251 Modules linked in: CPU: 1 UID: 0 PID: 6367 Comm: syz-executor.0 Not tainted 6.15.0-rc5-syzkaller-g01f95500a162 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025 RIP: 0010:drm_gem_object_handle_put_unlocked+0x28b/0x340 drivers/gpu/drm/drm_gem.c:251 Code: 89 ee e8 d8 86 6e fc 85 ed 7e 2f e8 8f 82 6e fc 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 76 82 6e fc 90 <0f> 0b 90 eb e1 e8 6b 82 6e fc 90 0f 0b 90 eb d6 e8 60 82 6e fc 4c RSP: 0018:ffffc90004cc7b58 EFLAGS: 00010293 RAX: ffffffff85514cea RBX: ffff88802f656008 RCX: ffff8880300fda00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffff8880216dd0e3 R09: 1ffff110042dba1c R10: dffffc0000000000 R11: ffffed10042dba1d R12: ffff88802f656004 R13: 1ffff11005ecac00 R14: ffff888024132000 R15: 1ffff11005ecac01 FS: 00007f2e22a646c0(0000) GS:ffff8881261fd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2e21d980c0 CR3: 0000000031a68000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: drm_gem_handle_create_tail+0x2d3/0x510 drivers/gpu/drm/drm_gem.c:433 drm_gem_shmem_create_with_handle drivers/gpu/drm/drm_gem_shmem_helper.c:442 [inline] drm_gem_shmem_dumb_create+0x24d/0x3c0 drivers/gpu/drm/drm_gem_shmem_helper.c:530 drm_ioctl_kernel+0x2cc/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:906 [inline] __se_sys_ioctl+0xf9/0x170 fs/ioctl.c:892 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2e21c7cae9 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:00007f2e22a640c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f2e21d9bf80 RCX: 00007f2e21c7cae9 RDX: 0000000020000080 RSI: 00000000c02064b2 RDI: 0000000000000003 RBP: 00007f2e22a64120 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 000000000000000b R14: 00007f2e21d9bf80 R15: 00007ffc19cac8d8