openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000001b80)='fd/3\x00') unlinkat(r0, &(0x7f0000001bc0)='./file0\x00', 0x0)