R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 000000000000000b R14: 00007fc73079bf80 R15: 00007ffc44ecb078 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5492 at drivers/gpu/drm/drm_gem.c:225 drm_gem_object_handle_put_unlocked+0x29c/0x350 drivers/gpu/drm/drm_gem.c:225 Modules linked in: CPU: 0 PID: 5492 Comm: syz-executor.0 Not tainted 6.7.0-rc4-syzkaller-00009-gbee0e7762ad2 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 RIP: 0010:drm_gem_object_handle_put_unlocked+0x29c/0x350 drivers/gpu/drm/drm_gem.c:225 Code: fc eb 12 31 ff 89 de e8 a2 35 69 fc 85 db 7e 2a e8 e9 31 69 fc 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 d5 31 69 fc 90 <0f> 0b 90 eb e6 e8 ca 31 69 fc 90 0f 0b 90 eb db e8 bf 31 69 fc 4c RSP: 0018:ffffc90006f5fb48 EFLAGS: 00010293 RAX: ffffffff8525486b RBX: 1ffff1100381b800 RCX: ffff88801e2bd940 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff85254640 R09: 1ffff1100fc3721b R10: dffffc0000000000 R11: ffffed100fc3721c R12: ffff88801c0dc008 R13: ffff88801c200000 R14: ffff88801c0dc004 R15: 1ffff1100381b801 FS: 00007fc7314866c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc731464c98 CR3: 000000002526b000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: drm_gem_handle_create_tail+0x2d4/0x500 drivers/gpu/drm/drm_gem.c:407 drm_gem_shmem_create_with_handle drivers/gpu/drm/drm_gem_shmem_helper.c:417 [inline] drm_gem_shmem_dumb_create+0x279/0x400 drivers/gpu/drm/drm_gem_shmem_helper.c:505 drm_ioctl_kernel+0x362/0x500 drivers/gpu/drm/drm_ioctl.c:792 drm_ioctl+0x636/0xb00 drivers/gpu/drm/drm_ioctl.c:895 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:871 [inline] __se_sys_ioctl+0xf8/0x170 fs/ioctl.c:857 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x45/0x110 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7fc73067cae9 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:00007fc7314860c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fc73079bf80 RCX: 00007fc73067cae9 RDX: 0000000020000080 RSI: 00000000c02064b2 RDI: 0000000000000003 RBP: 00007fc731486120 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 000000000000000b R14: 00007fc73079bf80 R15: 00007ffc44ecb078