syzbot suspects this issue was fixed by commit: commit 1dbcf770cc2d15baf8a1e8174d6fd014a68b45ca Author: Jiadong Zhu <Jiadong.Zhu@xxxxxxx> Date: Wed May 24 03:42:19 2023 +0000 drm/amdgpu: Reset CP_VMID_PREEMPT after trailing fence signaled bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1622cafaa80000 start commit: 9a94d764e9bc Merge tag 'mlx5-updates-2023-06-16' of git://.. git tree: net-next kernel config: https://syzkaller.appspot.com/x/.config?x=a4a7d74e6a7c3211 dashboard link: https://syzkaller.appspot.com/bug?extid=88f4b1e6cf88da11f5cd syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1152c4ff280000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1307cbcf280000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: drm/amdgpu: Reset CP_VMID_PREEMPT after trailing fence signaled For information about bisection process see: https://goo.gl/tpsmEJ#bisection